CN110668229A

CN110668229A - Clamping jaw mechanism for adhesive tape attachment and attachment method

Info

Publication number: CN110668229A
Application number: CN201910885551.3A
Authority: CN
Inventors: 郑俭; 高华; 孙东腾; 李小伟; 梁琦
Original assignee: Wuxi Novo Automation Technology Corp Ltd
Current assignee: Wuxi Novo Automation Technology Corp Ltd
Priority date: 2019-09-19
Filing date: 2019-09-19
Publication date: 2020-01-10
Anticipated expiration: 2039-09-19
Also published as: CN110668229B

Abstract

The invention discloses a clamping jaw mechanism for adhesive tape attachment, which comprises a clamping jaw mechanism for adhesive tape attachment, and comprises: the mounting plate is provided with a fixed seat at one end and a sliding seat at the other end, and the sliding seat is driven by the translation assembly to move back and forth relative to the fixed seat; the two clamping jaw assemblies are respectively hinged on the sliding seat and the fixed seat, are driven to rotate around the hinged shaft through the rotating assemblies, and are used for clamping two end parts of the adhesive tape and turning over and straightening; and the pressing assembly is arranged on the mounting plate and is used for pressing the middle part of the adhesive tape on a product to be pasted. This mechanism has designed the clamping jaw structure, has accurate snatching, operates steadily, tensioning pressurize, the clamping jaw is kept away the position, advantage such as suitability is strong, especially clamping jaw assembly turns over the action on getting the sticky tape after pressing from both sides, has both guaranteed sticky tape tensioning state, can make clamping jaw assembly be higher than sticky tape laminating plane again to the problem on product surface is easily touched to conventional clamping jaw has been solved. The invention also correspondingly discloses an adhesive tape attaching method.

Description

Clamping jaw mechanism for adhesive tape attachment and attachment method

Technical Field

The invention relates to the technical field of adhesive tape sticking, in particular to a clamping jaw mechanism for adhesive tape sticking and a sticking method.

Background

In the production of the industries such as the automobile industry, smart home, 3C electronics, digital display and the like, the adhesive tape sticking process is adopted to achieve the purposes of surface protection, backlight shielding and the like of products, wherein the peeling, taking and sticking of the adhesive tape are core actions and are technical difficulties in the research and development of automation equipment.

The traditional mode is to adopt adsorption apparatus such as sucking disc to separate sticky tape and from the type membrane and then attach, but this kind of mode control accuracy is poor to only be applicable to the great sticky tape of width, to the long and thin type sticky tape as shown in figure 7, paste on the type membrane 2 ' and have many long and narrow sticky tapes 1 ', sticky tape 1 ' size is narrow and arrange closely, and the sucking disc adsorbs the operation difficulty, easily leaks to inhale or inhale more, influences processing, therefore is not suitable for.

To this, also there is the thought that adopts clamping jaw class mechanism to snatch the sticky tape one by one at present, has solved the sticky tape and has taken the difficult problem, but at the tape-stripping in-process, still needs extra subsides to press supplementary, and the clamping jaw inevitably can contact the product and treat the binding face, influences and pastes effect and finished product quality, consequently still can't satisfy automated production needs.

Disclosure of Invention

The invention aims to provide a clamping jaw mechanism for adhesive tape attachment, which is particularly suitable for a slender adhesive tape, is convenient for accurately clamping the adhesive tape, completes attachment action and ensures attachment quality.

The invention also aims to provide a tape attaching method, which solves the problem that the quality of a finished product is affected because a clamping jaw touches the product in the conventional tape attaching method.

In order to achieve the purpose, the invention adopts the following technical scheme:

a clamping jaw mechanism for tape attachment comprises:

the mounting plate is provided with a fixed seat at one end and a sliding seat at the other end, and the sliding seat is driven by the translation assembly to move back and forth relative to the fixed seat;

the two clamping jaw assemblies are respectively hinged on the sliding seat and the fixed seat, are driven to rotate around the hinged shaft through the rotating assemblies, and are used for clamping two end parts of the adhesive tape and turning over and straightening;

and the pressing assembly is arranged on the mounting plate and is used for pressing the middle part of the adhesive tape on a product to be pasted.

The clamping jaw assembly comprises a main body block, a clamping cylinder, a connecting rod and a movable jaw, the main body block is hinged with the sliding seat or the fixing seat to form a first hinge point, the bottom of the main body block is provided with a fixed jaw, the clamping cylinder is upwards fixed on the side face of the main body block, a piston rod of the clamping cylinder is fixedly connected with the upper end of the connecting rod, the main body block is provided with a sliding groove, the connecting rod penetrates through the sliding groove, the lower end of the connecting rod is in transmission connection with the movable jaw, and the movable jaw is matched with the.

Wherein, rotating assembly includes revolving cylinder, and revolving cylinder's cylinder body articulates and forms the second pin joint on sliding seat or fixing base, and its piston rod articulates with clamping jaw assembly and forms the third hinge joint point, and first pin joint, second pin joint, third hinge joint point are triangle-shaped and arrange.

The translation assembly comprises a sliding rail, a sliding block and a translation cylinder, the sliding rail is laid along the length direction of the mounting plate, the sliding block is fixedly connected with the sliding seat and slides on the sliding rail, the translation cylinder is fixed on the mounting plate through a first connecting plate, and a piston rod of the translation cylinder is fixedly connected with the sliding block.

Wherein, still including keeping the subassembly, keep the subassembly including briquetting and pressurize cylinder, the pressurize cylinder is fixed in on the mounting panel through the second connecting plate, and its piston rod links firmly with the briquetting, and the pressurize cylinder sets up towards the slider, and drives briquetting roof pressure slider and lock.

The mounting plate is provided with a limiting column and a guide block, the limiting column is used for limiting the outer travel limit of the sliding seat, the sliding seat is provided with a guide rod, the guide rod is sleeved with a buffer spring, and the guide block is provided with a guide hole allowing the guide rod to pass through.

The pressing assembly comprises a pressing plate and a pressing cylinder, the pressing cylinder is installed on the installation plate downwards, a piston rod of the pressing cylinder is fixedly connected with the pressing plate, and the pressing plate is driven to move up and down.

Wherein, the two ends of the pressure plate are provided with sloping surfaces.

A tape attaching method adopts the clamping jaw mechanism for attaching the tape, and comprises the following steps:

1) the clamping jaw assemblies on the fixed seat and the sliding seat respectively clamp two end parts of the adhesive tape, and the sliding seat is driven by the translation assembly to adjust the distance between the two clamping jaw assemblies;

2) the rotating assembly drives the two clamping jaw assemblies to rotate, the two end parts of the adhesive tape are turned upwards, the clamping jaw assemblies are higher than the adhesive tape attaching plane, and the middle part of the adhesive tape is stressed and tensioned;

3) the holding assembly acts to lock the sliding seat and keep the tension state of the adhesive tape;

4) the pressing component acts to paste the adhesive tape on the product to be pasted.

Compared with the prior art, the clamping jaw mechanism for attaching the adhesive tape and the attaching method have the advantages that the clamping jaw structure is designed, the advantages of accurate grabbing, stable operation, tensioning and pressure maintaining, clamping jaw avoiding, strong applicability and the like are achieved, particularly, the upturning action of the clamping jaw assembly after the adhesive tape is clamped ensures the tensioning state of the adhesive tape, and the clamping jaw assembly is higher than the attaching plane of the adhesive tape, so that the problem that the conventional clamping jaw is easy to touch the surface of a product is solved, the automation degree is high, and the attaching effect is good.

Drawings

Fig. 1 is a first schematic structural view of a clamping jaw mechanism for attaching a tape according to an embodiment of the present invention;

fig. 2 is a second schematic structural view of a clamping jaw mechanism for tape attachment according to an embodiment of the present invention;

fig. 3 is a front view of a tape application gripper mechanism according to an embodiment of the present invention;

FIG. 4 is an enlarged view at A in FIG. 3;

fig. 5 is a plan view of a clamping jaw mechanism for attaching a tape according to an embodiment of the present invention;

FIG. 6 is a schematic view of a tape fold provided by an embodiment of the present invention;

fig. 7 is a schematic structural diagram of an elongated adhesive tape.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, 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 relative importance. Wherein the terms "first position" and "second position" are two different positions.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, the present embodiment provides a clamping jaw mechanism for tape attachment, which mainly includes a mounting plate 1, a clamping jaw assembly 2, a pressing assembly 3, a translation assembly 4, a rotation assembly 5 and a holding assembly 6.

One end of the mounting plate 1 is provided with a fixed seat 11, the other end is provided with a sliding seat 12, and the sliding seat 12 is driven by the translation assembly 4 to move back and forth relative to the fixed seat 11; the two clamping jaw assemblies 2 are respectively hinged on the sliding seat 12 and the fixed seat 11, are driven to rotate around the hinged shaft through the rotating assembly 5 and are used for clamping two end parts of the adhesive tape and turning over and straightening; the pressing assembly 3 is arranged on the mounting plate 1 and used for pressing the middle part of the adhesive tape on a product to be pasted.

The clamping jaw assembly 2 comprises a main body block 21, a clamping cylinder 22, a connecting rod 23 and a movable jaw 24, the main body block 21 is hinged to the sliding seat 12 or the fixing seat 11 to form a first hinge point A, the bottom of the main body block is provided with the fixed jaw 25, the clamping cylinder 22 is fixed on the side face of the main body block 21 upwards, a piston rod of the clamping cylinder is fixedly connected with the upper end of the connecting rod 23, the main body block 21 is provided with a sliding groove 26, the connecting rod 23 penetrates through the sliding groove 26, the lower end of the connecting rod is in transmission connection with the movable jaw 24, and the movable jaw 24 is matched with the fixed jaw. The clamping cylinder 22 acts to drive the connecting rod 23 and drive the movable claw 24 to be matched with the fixed claw 25, so that the two ends of the adhesive tape are clamped.

The translation assembly 4 comprises a slide rail 41, a slide block 42 and a translation cylinder 43, the slide rail 41 is laid along the length direction of the mounting plate 1, the slide block 42 is fixedly connected with the sliding seat 12 and slides on the slide rail 41, the translation cylinder 43 is fixed on the mounting plate 1 through a first connecting plate 44, and a piston rod of the translation cylinder is fixedly connected with the slide block 42. The translation cylinder 43 is actuated to adjust the distance between the fixed seat 11 and the sliding seat 12, so that the tape is substantially tensioned with the two sides clamped.

The rotating assembly 5 comprises a rotating cylinder 51, a cylinder body of the rotating cylinder 51 is hinged to the sliding seat 12 or the fixing seat 11 to form a second hinge point B, a piston rod of the rotating cylinder is hinged to the clamping jaw assembly 2 to form a third hinge point C, and the first hinge point A, the second hinge point B and the third hinge point C are arranged in a triangular mode. The piston rod of the rotary cylinder 51 extends and retracts to control the rotation angle of the clamping jaw assembly 2, and particularly, two end parts of the adhesive tape are turned upwards, as shown in fig. 6.

The holding assembly 6 comprises a pressing block 61 and a pressure maintaining cylinder 62, the pressure maintaining cylinder 62 is fixed on the mounting plate 1 through a second connecting plate 63, a piston rod of the pressure maintaining cylinder is fixedly connected with the pressing block 61, the pressure maintaining cylinder 62 is arranged towards the sliding block 42, and the pressing block 61 is driven to press the sliding block 42 to be locked. The pressure maintaining cylinder 62 acts, the press block 61 presses the slide block 42, the slide block 42 is prevented from being unevenly moved by spring force and cylinder force, and the clamping stability is ensured.

The mounting panel 1 is last and be located the stroke both ends of sliding seat 12 and be provided with spacing post 13 and guide block 14 respectively, and spacing post 13 is used for restricting the outer stroke limit of sliding seat 12, is provided with guide arm 15 on the sliding seat 12, and the cover is equipped with buffer spring 16 on the guide arm 15, sets up the guiding hole that allows guide arm 15 to pass on the guide block 14, has improved mechanism operating stability.

Compress tightly subassembly 3 and include clamp plate 31 and compress tightly cylinder 32, compress tightly cylinder 32 and install on mounting panel 1 down, and its piston rod links firmly with clamp plate 31, drives clamp plate 31 up-and-down motion, and the preferred design in both ends of clamp plate 31 is domatic, avoids disturbing the action of clamping jaw subassembly 2.

To this end, the present embodiment further provides a tape attaching method, which uses the above clamping jaw mechanism for attaching a tape, and includes the steps of:

1) the clamping jaw assemblies 2 on the fixed seat 11 and the sliding seat 12 respectively clamp two end parts of the adhesive tape, and meanwhile, the sliding seat 12 is driven by the translation assembly 4 to adjust the distance between the two clamping jaw assemblies 2;

2) the rotating assembly 5 drives the two clamping jaw assemblies 2 to rotate, the two end parts of the adhesive tape are turned upwards, the clamping jaw assemblies 2 are higher than the adhesive tape attaching plane, and the middle part of the adhesive tape is stressed and tensioned;

3) the holding component 6 acts to lock the sliding seat 12 and keep the tension state of the adhesive tape;

4) the pressing component 3 acts to paste the adhesive tape on the product to be pasted.

Supplementary note, the sticky tape that clamping jaw assembly 2 gripped is only a few part, and when the sticky tape middle part was laminated on the product, clamping jaw assembly 2 loosened, and the tip of sticky tape just adsorbed on the product by oneself.

In conclusion, the clamping jaw mechanism for adhesive tape attachment and the attachment method have the advantages of accurate grabbing, stable operation, tensioning and pressure maintaining, clamping jaw avoidance, strong applicability and the like, particularly, the upward turning action of the clamping jaw assembly after the clamping of the adhesive tape ensures the tensioning state of the adhesive tape, and enables the clamping jaw assembly to be higher than the adhesive tape attachment plane, so that the problem that the conventional clamping jaw is easy to touch the surface of a product is solved, the automation degree is high, and the attachment effect is good.

The foregoing embodiments are merely illustrative of the principles and features of this invention, which is not limited to the above-described embodiments, but is capable of various modifications and changes without departing from the spirit and scope of the invention, which are intended to be within the scope of the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A clamping jaw mechanism for tape attachment is characterized by comprising

the two clamping jaw assemblies are respectively hinged to the sliding seat and the fixed seat, are driven to rotate around the hinged shaft through the rotating assemblies, and are used for clamping two end parts of the adhesive tape and turning over and straightening;

2. The tape application gripping jaw mechanism according to claim 1, characterized in that: the clamping jaw assembly comprises a main body block, a clamping cylinder, a connecting rod and a movable jaw, wherein the main body block is hinged with a sliding seat or a fixing seat to form a first hinge point, the bottom of the main body block is provided with the fixed jaw, the clamping cylinder is fixed on the side face of the main body block upwards, a piston rod of the clamping cylinder is fixedly connected with the upper end of the connecting rod, a sliding groove is formed in the main body block, the connecting rod penetrates through the sliding groove, the lower end of the connecting rod is in transmission connection with the movable jaw, and the movable jaw is matched with the fixed jaw to clamp and achieve the action of.

3. The tape application gripper mechanism according to claim 2, wherein: the rotating assembly comprises a rotating cylinder, a cylinder body of the rotating cylinder is hinged to the sliding seat or the fixing seat to form a second hinged point, a piston rod of the rotating cylinder is hinged to the clamping jaw assembly to form a third hinged point, and the first hinged point, the second hinged point and the third hinged point are arranged in a triangular mode.

4. The tape application gripping jaw mechanism according to claim 1, characterized in that: the translation subassembly includes slide rail, slider and translation cylinder, the slide rail along the length direction of mounting panel is laid, the slider with the sliding seat link firmly and in slide on the slide rail, the translation cylinder is fixed in through first connecting plate on the mounting panel, and its piston rod with the slider links firmly.

5. The tape application gripping jaw mechanism according to claim 4, wherein: the clamping device is characterized by further comprising a holding assembly, wherein the holding assembly comprises a pressing block and a pressure maintaining cylinder, the pressure maintaining cylinder is fixed on the mounting plate through a second connecting plate, a piston rod of the pressure maintaining cylinder is fixedly connected with the pressing block, the pressure maintaining cylinder faces towards the sliding block, and the pressing block is driven to be pressed against the sliding block to be locked.

6. The tape application gripping jaw mechanism according to claim 1, characterized in that: the utility model discloses a safety device for automobile engine, including mounting panel, limiting post, guide block, buffer spring, guide block, limiting post, guide rod, guide block, limiting post, buffer spring, guide block, guide hole, guide block, guide post, guide block, buffer spring, guide block.

7. The tape application gripping jaw mechanism according to claim 1, characterized in that: the pressing assembly comprises a pressing plate and a pressing cylinder, the pressing cylinder is installed on the mounting plate downwards, a piston rod of the pressing cylinder is fixedly connected with the pressing plate, and the pressing plate is driven to move up and down.

8. The tape application gripping jaw mechanism according to claim 7, wherein: the two ends of the pressing plate are provided with slope surfaces.

9. A tape attaching method using the tape attaching gripper mechanism according to any one of claims 1 to 8, characterized by comprising the steps of: