CN112621167A

CN112621167A - Alignment pressing mechanism and product alignment pressing method

Info

Publication number: CN112621167A
Application number: CN202011599316.9A
Authority: CN
Inventors: 曹全
Original assignee: Suzhou Tongli Optoelectronics Co ltd
Current assignee: Suzhou Tongli Optoelectronics Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-04-09
Anticipated expiration: 2040-12-29
Also published as: CN112621167B

Abstract

The invention relates to an alignment pressing mechanism, which is used for aligning and pressing a first product and a second product and comprises: a frame; the moving device is arranged on the rack; the first jig is arranged on the mobile device and used for positioning the first product; the second jig is arranged on the moving device and used for positioning a second product; the sucking assembly is arranged on the rack in a lifting manner, the moving device is provided with a first position and a second position, when the moving device is positioned at the first position, the first jig corresponds to the sucking assembly, and the sucking assembly sucks and lifts a first product on the first jig; when the mobile device is located at the second position, the second jig is driven to be opposite to the suction assembly, and the suction assembly presses the sucked first product on the second product of the second jig. The alignment pressing mechanism adopts a pure mechanical alignment type pressing method, and can finish accurate positioning of the first product and the second product without arranging a visual system. The cost of the alignment pressing process is greatly saved, and the position accuracy of the alignment pressing is ensured.

Description

Alignment pressing mechanism and product alignment pressing method

Technical Field

The invention relates to the technical field of automation, in particular to an alignment pressing mechanism and a product alignment pressing method.

Background

After the screen is pasted on the electronic products such as the notebook computer and the tablet computer, the sidelines of the screen need to be pressed, so that the screen is fully pasted. In the prior art, manual alignment is adopted for pressing; also have automatic pressfitting, generally carry out the position alignment through setting up vision system, the precision of manual pressfitting is lower, leads to the yields lower. The alignment and lamination precision realized by the positioning of the vision system is higher, but the cost is higher.

Disclosure of Invention

Therefore, it is necessary to provide an alignment and lamination mechanism for aligning and laminating two products by a mechanical mechanism, which has high lamination precision and low production cost.

A counterpoint pressing mechanism for counterpoint pressfitting with first product and second product includes:

a frame;

the moving device is arranged on the rack;

the first jig is arranged on the mobile device and used for positioning the first product;

the second jig is arranged on the mobile device and used for positioning the second product;

the sucking assembly is arranged on the rack in a lifting manner, the moving device is provided with a first position and a second position, when the moving device is located at the first position, the first jig corresponds to the sucking assembly, and the sucking assembly sucks and lifts a first product on the first jig; when the mobile device is located at the second position, the second jig is driven to be opposite to the suction assembly, and the suction assembly presses the sucked first product on the second product of the second jig.

Above-mentioned counterpoint pressing mechanism, counterpoint pressing mechanism in this embodiment has adopted pure mechanical counterpoint formula pressfitting method, need not to set up the accurate location that first product and second product can be accomplished to the vision system. The cost of the alignment pressing process is greatly saved, and the position accuracy of the alignment pressing is ensured.

In one embodiment, the first jig includes: the base is connected with the moving device, a first adjusting assembly and a second adjusting assembly are arranged on the base, and the first adjusting assembly and the second adjusting assembly are respectively used for moving the first jig body in a first direction and a second direction; the first direction is perpendicular to the second direction.

In one embodiment, the first adjustment assembly comprises: and a first fine tuning screw and a first position display dial indicator are arranged along a first direction.

In one embodiment, the second adjustment assembly comprises: and the left second adjusting mechanism and the right second adjusting mechanism are arranged along the second direction.

In one embodiment, one of the first jig and the first product is provided with a positioning pin, and the other is provided with a positioning hole matched with the positioning pin.

In one embodiment, the suction assembly comprises: the lifting module comprises a lifting module and a plurality of suckers connected to the lifting module.

In one embodiment, the mobile device comprises: the first jig and the second jig are connected with the linear guide rail and driven by the linear guide rail; the first jig and the second jig are both connected with the slide rail in a sliding mode.

The invention also discloses a product aligning and laminating method, which comprises the following steps:

driving the moving device to move the first jig to the position below the suction assembly;

driving the suction assembly to descend, sucking the first product on the first jig and then lifting the first product;

driving the moving device to move, and moving the second jig to the position below the suction assembly;

and driving the suction assembly to descend to press the first product onto the second product.

In one embodiment, in step: before the driving and sucking assembly moves to the upper part of the first jig, the method also comprises the following steps:

manually positioning a second product onto the second jig;

manually positioning the first product on the second product in an alignment manner;

driving the suction assembly to descend to suck the first product and then lift;

driving the moving device to move, and moving the first jig to the position below the suction assembly;

driving the suction assembly to move downwards until the distance between the first product and the first jig is a preset distance;

manually adjusting the position of the first jig to correspond to the first product;

and driving the suction assembly to descend to position the first product in the first jig.

In one embodiment, the predetermined distance is 2 mm.

Drawings

FIG. 1 is a schematic structural diagram of an alignment and pressing mechanism according to an embodiment;

FIG. 2 is a schematic structural diagram of a first fixture and a second fixture in an embodiment;

FIG. 3 is a schematic back structure diagram of the first fixture according to an embodiment;

fig. 4 is a flowchart of a product alignment and press-fit method.

Wherein: 100. a frame; 200. a mobile device; 210. a linear guide rail; 220. a slide rail; 300. a first jig; 310. a first jig body; 320. a base; 330. positioning pins; 400. a second jig; 410. positioning a groove; 500. a suction assembly; 510. a lifting module; 520. a suction cup; 610. a first fine tuning screw; 620. a first position display dial indicator; 700. a second adjustment assembly; 710. a left second adjustment mechanism; 720. a right second adjustment mechanism; 800. a tension spring.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Referring to fig. 1, fig. 1 shows an alignment and pressing mechanism according to an embodiment of the present invention, the alignment and pressing mechanism is used for aligning and pressing two products. Counterpoint pressing mechanism among the prior art generally adopts the vision to counterpoint, shoots product and tool through the camera, counterpoints the pressfitting, but the practical cost and the maintenance cost of vision counterpoint technique are all higher.

Counterpoint pressing mechanism in this embodiment includes: the jig comprises a machine frame 100, a mobile device 200, a first jig 300 and a second jig 400 which are arranged on the mobile device 200, and an absorbing assembly 500 which is arranged on the machine frame 100, wherein the first jig 300 is used for positioning a first product, the second jig 400 is used for positioning a second product, the aligning and pressing mechanism is used for pressing the first product and the second product, one surface of the first product and one surface of the second product are coated with glue, and the first product and the second product are bonded after aligning and pressing.

Referring to fig. 1 and 2, the first jig 300 and the second jig 400 are both rectangular, one side is longer, and the other side is shorter, in this embodiment, a plurality of positioning holes are formed on the first product, a plurality of positioning pins 330 are disposed on the first jig 300, when the first product is positioned, the first product is buckled on the first jig 300, and the positioning holes on the first product are installed corresponding to the positioning pins 330, so that the positions of the first product and the first jig 300 are relatively fixed, and the positions of the first product installed each time are the same. In this embodiment, the second fixture 400 is provided with a positioning groove 410, and the second product is embedded into the positioning groove 410, so that the positions of the second product and the positioning groove 410 are relatively fixed, and the positions are the same when the second product is installed each time. In other embodiments, the structures of the first fixture 300 and the second fixture 400 and the positioning product may be interchanged, and the positioning slot 410 may be formed on the first fixture 300, and the positioning pin 330 is formed on the second fixture 400, which is not specifically limited in this embodiment.

The suction assembly 500 includes: the lifting module 510 and the plurality of suckers 520 connected to the lifting module 510 are arranged, no gap or small gap is formed between the suckers 520, the sucking stability is guaranteed, the first product cannot fall off or deviate when being sucked and released, and the suckers 520 are vertically arranged, so that the product on the first jig 300 or the second jig 400 can be perpendicularly grabbed. The lifting module 510 may be a cylinder, a belt assembly, or the like, and is not limited in this embodiment. In this embodiment, the suction assembly 500 is used for grabbing a first product on the first fixture 300, in other embodiments, the suction assembly 500 may grab a second product on the second fixture 400, which is not limited in this embodiment. The position of the suction assembly 500 is fixed in the horizontal direction, and the moving device 200 can drive the first jig 300 and the second jig 400 to move, so as to realize the relative movement between the jigs and the suction assembly 500, wherein the lengths of the first jig 300 and the second jig 400 are equal and the two sides are aligned. When the alignment and pressing is performed, the suction assembly 500 is located above the product of the first fixture 300, the first product on the first fixture 300 is firstly sucked by descending, the lifting module 510 is lifted after suction, the first product is lifted, the first product is suspended after lifting, the mobile device 200 drives the first fixture 300 and the second fixture 400 to move at the moment, so that the second fixture 400 moves to the position below the suction assembly 500, the suction assembly 500 moves downwards, and the first product grabbed by the suction assembly is pressed on the second product. The second product can be pre-coated with glue, and the bonding can be completed when the second product is in contraposition and pressed.

Wherein the mobile device 200 comprises: the jig comprises a linear guide rail 210 and one or more slide rails 220 arranged in parallel with the linear guide rail 210, wherein a first jig 300 and a second jig 400 are connected with the linear guide rail 210 and driven by the linear guide rail 210; the first jig 300 and the second jig 400 are both slidably connected to the slide rail 220. Linear guide 210 can drive first tool 300 and second tool 400 along a direction and remove, and linear guide 210 sets up along the Y direction in this embodiment, can drive first tool 300 and second tool 400 and remove in the Y axle direction, and the guide rail is equipped with two, is located linear guide 210's both sides respectively, and first tool 300 and second tool 400 are long and narrow to be set up, all with two guide rail sliding connection, and the setting of guide rail can make the removal of first tool 300 and second tool 400 more stable. The lateral deviation of the first jig 300 and the second jig 400 during movement or the asynchronous movement of the two sides of the first jig 300/the second jig 400 can be avoided, which results in the positioning failure between the first jig 300 and the second jig 400.

In the above process, the first jig 300 and the second jig 400 are aligned and aligned in the X direction, and when moving, the moving device 200 moves along the Y direction, and only needs to move a certain distance, so that the second jig 400 and the suction device can be aligned, and alignment and pressing are completed. The accurate positioning and pressing of the first product and the second product are realized, and the alignment and the positioning between the first jig 300 and the second jig 400 are the most important.

Referring to fig. 2 and 3, in the present embodiment, the first fixture 300 includes: the jig comprises a base 320 and a first jig body 310 arranged on the base 320, wherein the first jig body 310 is used for positioning a first product, the base 320 is connected with the moving device 200, a first adjusting component and a second adjusting component 700 are arranged on the base 320, and the first adjusting component and the second adjusting component 700 are respectively used for moving the first jig body 310 in a first direction X and a second direction Y; the first direction X is perpendicular to the second direction Y, and the first adjusting component and the second adjusting component 700 are used for fine-tuning the position of the first fixture body 310 to align the first fixture body with the second fixture body 400, so as to ensure the accuracy of alignment and lamination. It is worth noting that the base 320 is connected with the first jig body 310 through the tension spring 800, and the tension spring 800 can enable the first jig body 310 to be buffered at the adjusting position through the elastic force of the tension spring 800, so that the position of the first jig body 310 can be adjusted back conveniently.

Wherein the first adjustment assembly comprises: the first fine adjustment screw 610 and the first position display dial indicator 620 are arranged along the first direction, a worker can operate the first fine adjustment screw 610 to adjust the position of the first jig body 310 in the first direction X, and the first position display dial indicator 620 is used for precise alignment in the first direction X. The second adjustment assembly 700 includes: the left second adjusting mechanism 710 and the right second adjusting mechanism 720 are easy to be out of alignment with each other because the first fixture 300 is relatively long and narrow in the second direction Y, and the left second adjusting mechanism 710 and the right second adjusting mechanism 720 are both disposed along the second direction Y and respectively located on two sides of the first fixture 300, so that the positions of the first fixture body 310 can be adjusted on two sides in the second direction. The left second adjusting mechanism 710 and the right second adjusting mechanism 720 are composed of an adjusting screw and a dial indicator, and are used for precisely aligning the first jig 300 in the second direction, so that the first jig 300 is accurately positioned.

Before the alignment and pressing process, the first jig 300 is first positioned and adjusted, the second product is first manually positioned on the second jig 400, then the first product is manually aligned and placed on the second product, and the first product and the second product are aligned and attached, so that the alignment accuracy of the first product and the second product is ensured in the step. Then the moving device 200 moves to move the second jig 400 to the position below the suction assembly 500. The suction component 500 descends to suck the first product and then lift the first product, the second product is still positioned on the second jig 400 at the moment, the suction component 500 cannot move on the level, the first product is guaranteed to only ascend and descend, and the position on the level cannot be changed. After the suction assembly 500 sucks the first product, the moving device 200 moves to move the first fixture 300 to the lower side of the suction assembly 500, and at this time, the first product is located on the suction assembly 500, which is a position with accurate alignment. The suction assembly 500 is moved downward to a position above the first fixture 300, so that the distance between the first fixture 300 and the first product is a preset distance, which is 2mm in this embodiment, and of course, the preset distance may be other distances, which is not specifically limited in this embodiment. After the positions of the first jig 300 and the first product are 2mm, the position of the first jig body 310 is manually adjusted to correspond to the first product. When the sucking assembly 500 is lowered, the first product can be positioned on the first fixture 300. Finally, the suction assembly 500 descends to place the first product in the first fixture 300, so that the position of the first fixture 300 is adjusted, and subsequent alignment and pressing operations can be performed. When the subsequent alignment and lamination work is performed, the alignment and lamination work is not required to be calibrated every time, and the first product can be manually loaded into the first jig 300.

When the alignment pressing is carried out, a first product is positioned in the first jig 300, a second product is positioned in the second jig 400, the second product is pre-coated with glue, the suction assembly 500 is firstly moved to the upper side of the first jig 300, the suction assembly 500 descends to suck the first product on the first jig 300 and then is lifted, then the moving device 200 is moved to move the second jig 400 to the lower side of the suction assembly 500, and the suction assembly 500 descends to align and press the first product onto the second product. After the first alignment pressing is completed, the pressing pieces of the first product and the second product are manually taken out, then the next pressing is prepared, and the first product and the second product are respectively arranged in the first jig 300 and the second jig 400.

The alignment pressing mechanism in this embodiment adopts a purely mechanical alignment pressing method, and can complete accurate positioning of the first product and the second product without a vision system. The cost of the alignment pressing process is greatly saved, and the position accuracy of the alignment pressing is ensured.

A second embodiment of the present invention relates to a product alignment and lamination method, which can be applied to the alignment and lamination mechanism in the first embodiment, as shown in fig. 4, and specifically includes the following steps:

s110, driving the moving device to move the first jig to the position below the suction assembly; the alignment pressing mechanism is provided with an upper computer which is electrically connected with the suction assembly and the moving device, and can drive the moving device to move, so that the first jig is moved to the position below the suction assembly.

S120, driving the suction assembly to descend, sucking the first product on the first jig and then lifting the first product; the first product is lifted without changing the position of the first product on the level.

S130, driving the moving device to move, and moving the second jig to the position below the suction assembly; when the second jig moves to the position below the suction assembly, the first product is aligned with the second product.

S140, driving the suction assembly to descend, and pressing the first product onto the second product.

In the following steps: before the driving and sucking assembly moves to the upper part of the first jig, the method also comprises the following steps:

s010, manually positioning a second product on a second jig; and embedding the second product into the positioning groove of the second jig.

S020, manually placing the first product on the second product in an aligned mode;

s030, driving the moving device to move, and moving the second jig to the position below the suction assembly;

s040, driving the suction assembly to descend, suck the first product and then lift;

s050, driving the moving device to move, and moving the first jig to the position below the suction assembly;

step 060, driving the suction assembly to move downwards until the distance between the first product and the first fixture is a preset distance;

s070, manually adjusting the position of the first jig to correspond to the first product; the position of the first jig is adjusted manually through the first adjusting assembly and the second adjusting assembly, so that the first jig corresponds to the position of the first product.

S080, driving the suction assembly to descend to position the first product in the first jig. The position adjustment of the first jig is completed, and the subsequent alignment and press fit work can be performed. It jumps to step S110.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a counterpoint pressing mechanism for counterpoint pressfitting with first product and second product, its characterized in that includes:

a frame;

the moving device is arranged on the rack;

2. The aligning and pressing mechanism of claim 1, wherein the first fixture comprises: the base is connected with the moving device, a first adjusting assembly and a second adjusting assembly are arranged on the base, and the first adjusting assembly and the second adjusting assembly are respectively used for moving the first jig body in a first direction and a second direction; the first direction is perpendicular to the second direction.

3. The aligning and laminating mechanism of claim 2, wherein the first adjusting assembly comprises: and a first fine tuning screw and a first position display dial indicator are arranged along a first direction.

4. The aligning and laminating mechanism of claim 2, wherein the second adjusting assembly comprises: and the left second adjusting mechanism and the right second adjusting mechanism are arranged along the second direction.

5. The aligning and pressing mechanism of claim 1, wherein one of the first jig and the first product has a positioning pin, and the other has a positioning hole engaged with the positioning pin.

6. The aligning and stitching mechanism of claim 1, wherein the suction assembly comprises: the lifting module comprises a lifting module and a plurality of suckers connected to the lifting module.

7. The aligning and stitching mechanism of claim 1, wherein the moving means comprises: the first jig and the second jig are connected with the linear guide rail and driven by the linear guide rail; the first jig and the second jig are both connected with the slide rail in a sliding mode.

8. A product aligning and laminating method is characterized by comprising the following steps:

9. The product alignment and press-fitting method according to claim 8, wherein in the step: before the driving and sucking assembly moves to the upper part of the first jig, the method also comprises the following steps:

manually positioning a second product onto the second jig;

10. The product alignment and pressing method as claimed in claim 9, wherein the predetermined distance is 2 mm.