WO2023142426A1

WO2023142426A1 - Film tearing machine and film tearing method

Info

Publication number: WO2023142426A1
Application number: PCT/CN2022/110884
Authority: WO
Inventors: 梁猛; 林海涛; 赵凯; 倪海铨; 程坤喜
Original assignee: 上海世禹精密机械有限公司
Priority date: 2022-01-28
Filing date: 2022-08-08
Publication date: 2023-08-03
Also published as: CN114291377B; CN114291377A

Abstract

A film tearing machine, comprising a conveying roller bed (1), and a foaming device and a film tearing device that are sequentially arranged on the conveying roller bed (1), wherein the foaming device comprises a front pressing wheel mechanism (2), a foaming mechanism (3), and a front baffle mechanism (4); and the film tearing device comprises a film-plate separating mechanism (5), a film sticking mechanism (6), a rear pressing wheel mechanism (7), and a rear baffle mechanism (8). The film tearing machine can reliably and effectively tear off a protective film covering the upper and lower surfaces of a plate (100). Also disclosed is a film tearing method for performing film tearing on a plate (100) by using a film tearing machine.

Description

A film tearing machine and film tearing method

technical field

The invention belongs to film tearing equipment, in particular to a film tearing machine and a film tearing method.

Background technique

The upper and lower surfaces of semi-finished boards (such as chip substrates, etc.) are covered with a protective film. During the production process, the film needs to be torn off for subsequent processing. How to design a kind of equipment that can continuously tear off the upper and lower films of the plate is an urgent problem to be solved at present.

Contents of the invention

The technical problem to be solved by the present invention is to provide a film tearing machine and a film tearing method, which can automatically and effectively tear off the upper and lower films on the future board.

In order to solve the problems of the technologies described above, the present invention adopts the following technical solutions:

On the one hand, a film tearing machine includes a conveying roller table, a foaming device and a film tearing device sequentially arranged on the conveying roller table, the foaming device includes a front pressing wheel mechanism, a foaming mechanism and a front baffle mechanism, and the front pressing wheel The mechanism is set above the conveying roller table to press down the upper surface of the board. The foaming mechanism includes several pairs of foaming wheels arranged on the upper and lower sides to make the upper and lower films of the board foam. The front baffle mechanism includes a pair of opening and closing The baffle; the film tearing device includes a film plate separation mechanism, a mucous film mechanism, a rear pressure wheel mechanism and a rear baffle mechanism. The film plate separation mechanism includes several pairs of jaws and drive The first linear motor module that the jaws move along the length direction of the conveying roller table. The adhesive film mechanism includes a glue pressing assembly that is set up and down opposite to press the tape on the upper and lower film of the board. The rear pressing wheel mechanism is set on the conveying roller table. Above, the upper surface of the board is pressed down, and the tailgate mechanism also includes a pair of baffles that can be opened and closed up and down.

The foaming mechanism also includes a slide rail arranged along the width direction of the conveying roller table, several foaming wheel lifting cylinders for respectively controlling the lifting of the foaming wheel, a lifting cylinder for installing the foaming wheel and connected to the slide rail through a slider. The support frame and the second linear motor module connected with the support frame to drive the foaming wheel to move along the slide rail.

The foaming wheels are all arranged at an inclination angle to the vertical plane.

The surfaces of the foaming wheels are all provided with multi-circle convex lines.

The diaphragm separation mechanism also includes a jaw drive cylinder that drives the jaws to open and close respectively, and a third linear motor module that drives the jaws to move along the width direction of the conveying roller table. The third linear motor module is installed on the first On a linear motor module.

The glue pressing assembly includes a support plate, tape unwinding and tape winding on the support plate, a first mucous membrane cylinder, a press frame connected to the first mucous membrane cylinder, a second mucous membrane cylinder arranged on the press frame, and The hinged pressing block of the second mucous membrane cylinder, the third mucous membrane cylinder arranged on one side of the pressing frame and connected with the pressing block and controlling the rotation of the pressing block, the fourth mucous membrane cylinder arranged on the other side of the pressing frame, and the fourth mucous membrane cylinder connected with the fourth mucous membrane cylinder Tensioning pulley connected to tension the tape.

The front and rear pressure wheel mechanisms all include a wheel shaft, several pressure wheels arranged on the wheel shaft, and downward pressure cylinders respectively arranged at two ends of the wheel shaft.

The front and rear baffle mechanisms both include baffle drive cylinders that respectively control the opening and closing of the baffles.

On the other hand, a film tearing method of a film tearing machine comprises the following steps:

A. Convey the plates sequentially through the conveying roller table;

B. After the plate is stopped by the closed front baffle mechanism at the foaming device, the plate is pressed down by the front pressure wheel mechanism to make the plate move forward slowly. At this time, the front baffle mechanism opens and clamps the head of the plate;

C. The foaming wheels of the foaming mechanism are respectively in contact with the upper and lower films of the plate and driven by the second linear motor module to roll and foam the front end of the upper and lower films of the plate;

D. The foamed sheet is conveyed to the film tearing device through the conveying roller table and stopped by the closed rear baffle mechanism, and the rear pressure wheel mechanism presses the sheet;

E. Stick the tape on the upper and lower films of the board respectively through the adhesive film mechanism and pull up the film;

F. The upper and lower membranes are respectively clamped by the jaws of the membrane separation mechanism. After the rear baffle is opened, the plate moves forward slowly, and the first linear motor module drives the jaws to tear off the upper and lower parts of the plate. membrane.

Said step E comprises the following steps:

E1. In front of the mucous membrane, the first and third mucous membrane cylinders are in the shrinking state, the second mucous membrane cylinder is in the extended state to relax the tape, and the fourth mucous membrane cylinder is in the shrinking state to make the pressing block swing up;

E2. For mucous membrane, the first and second mucous membrane cylinders stretch out in turn to drive the pressing block to the vicinity of the plate, the third mucous membrane cylinder shrinks to tension the tape, and the fourth mucous membrane cylinder stretches out to drive the hem of the pressing block and press the tape against the plate correspondingly on the surface of the film;

E3. Behind the mucous membrane, the contraction of the second mucous membrane cylinder drives the block to retract, the extension of the third mucous membrane cylinder makes the tape loose, and the contraction of the fourth mucous membrane cylinder makes the upper pendulum of the pressure block reset. pull up.

Description of drawings

The invention is described in detail below in conjunction with accompanying drawing and specific embodiment:

Fig. 1 is the three-dimensional schematic diagram of the film tearing machine of an embodiment of the present invention;

Fig. 2 is a three-dimensional schematic diagram of a foaming device of a film tearing machine according to an embodiment of the present invention;

Fig. 3 is a schematic structural view of a foaming device and a front baffle according to an embodiment of the present invention;

Fig. 4 is a schematic structural view of the upper and lower foaming wheels according to an embodiment of the present invention;

Fig. 5 is a schematic structural view of a film tearing device according to an embodiment of the present invention;

Fig. 6 is a three-dimensional schematic diagram of a diaphragm separation mechanism according to an embodiment of the present invention;

Fig. 7 is a schematic structural view of a clamping jaw according to an embodiment of the present invention;

Fig. 8 is a schematic structural view of an upper pressing assembly according to an embodiment of the present invention;

Fig. 9 is a schematic diagram of tape winding of the mucous membrane mechanism in Fig. 8 .

Detailed ways

One embodiment of the film tearing machine of the present invention is shown in Figure 1, which mainly includes a conveying roller table 1, a foaming device and a film tearing device sequentially arranged on the conveying roller table 1.

The conveying roller table 1 is used to convey the plate 100 forward sequentially. The foaming device includes a front pressing wheel mechanism 2, a foaming mechanism 3 and a front baffle mechanism 4, wherein the front pressing wheel mechanism 2 is arranged above the conveying roller table 1, Pressing down on the upper surface of the sheet material 100 can make the sheet material 100 slow down and run more accurately, which is convenient for the foaming operation of the foaming position. Specifically, it can include wheel shafts arranged along the width direction of the conveying roller table 1 Several pressure rollers on the wheel shaft, and the downward pressure cylinders arranged at both ends of the wheel shaft, press the pressure rollers on the plate through the downward pressure cylinders; For the foaming wheel 31, please refer to Figure 2-4. The foaming wheel 31 shown in the figure has a pair of upper and lower pairs, and the foaming mechanism 3 also includes a slide rail 32 arranged along the width direction of the conveying roller table 1 , four foaming wheel lifting cylinders 33 that respectively control the lifting of the foaming wheel 31, the support frame 34 that is used to install the foaming wheel lifting cylinder 33 and links to each other with the slide rail 32 through the slider 36, and links to each other with the support frame 34 for driving The second linear motor module 35 that the foaming wheel 31 moves along the slide rail 32; the foaming wheel 31 can be brought into contact with the upper and lower surfaces of the plate 100 through the lifting of the foaming wheel lifting cylinder 33, driven by the second linear motor module 35 The foaming wheel 31 can be moved back and forth multiple times, and the film on the upper and lower surfaces of the board 100 will be foamed and damaged by the foaming wheel 31 . All foaming wheels 31 adopt the following measures, such as stainless steel and other metal materials, and the surfaces of the foaming wheels 31 are provided with multi-circle embosses that are conducive to foaming, and are set at an inclination angle to the vertical plane to improve the foaming effect . As shown in Figure 3, the front baffle plate mechanism 4 comprises a pair of baffle plates 41 (behind the foaming wheel 31) that can be opened and closed up and down, driven by respective baffle plate drive cylinders 42, when the baffle plate 41 is closed, with For stopping the plate 100, when the baffle 41 is opened, the plate 100 can pass through or clamp the head of the plate 100.

Please refer to Figure 5, the film tearing device includes a membrane separation mechanism 5, a mucous membrane mechanism 6, a rear pressure wheel mechanism 7 and a rear baffle mechanism 8, wherein the membrane separation mechanism 5 is specifically shown in Figure 6-7, including Several pairs of clamping jaws 51 (shown as upper and lower pairs in FIG. 6 ) for clamping the upper and lower films of the plate 100 arranged on the upper and lower sides, and the first linear motor module that drives the clamping jaws 51 to move along the length direction of the conveying roller table 1 Group 52, the diaphragm separation mechanism 5 also includes a jaw drive cylinder 53 that drives the jaws 51 to open and close, a third linear motor module 54 that drives the jaws 51 to move along the width direction of the conveying roller table 1, and drives the jaws 51 respectively. Lifting claw lifting cylinder 55, the third linear motor module 54 is installed on the first linear motor module 52 through the slider 56a, and the jaw lifting cylinder 55 is installed on the third linear motor module 54 through the slider 56b superior. The third linear motor module 54 can drive the jaw 51 to adjust its position horizontally according to the specifications of the plate 100, and the jaw lifting cylinder 55 can move the jaw 51 longitudinally to the position of the film, and the jaw driving cylinder 53 can drive the jaw 51 to clamp Or release the film, the upper pair of jaws 51 are used to clamp the film on the upper surface of the board 100, while the lower one is used to clamp the film on the lower surface of the board 100; the first linear motor module 52 drives the clamped film The jaws 51 move backward (opposite to the running direction of the plate 100), which can realize the tearing off of the film.

The mucous membrane mechanism 6 includes an upper and a lower relative setting for pressing the adhesive tape on the upper and lower membranes of the plate 100 respectively, as shown in Figure 8-9, the above adhesive assembly is an example, the adhesive assembly includes a support plate 61. Adhesive tape unwinding 62, adhesive tape rewinding 63, first mucous membrane cylinder 64, press frame 65 connected to the first mucous membrane cylinder 64, second mucous membrane cylinder 66 arranged on the press frame 65, The briquetting block 67 hinged with the second mucous membrane cylinder 66 (part A in FIG. 8 is the separation between the upper and lower gluing assembly briquetting blocks 67), is located on one side of the pressing frame 65 and links to each other with the briquetting block 67 and The third mucous membrane cylinder 68 that controls the rotation of the pressing block 67 , the fourth mucous membrane cylinder 69 located on the other side of the pressure frame 65 , and the tension wheel 91 connected with the fourth mucous membrane cylinder 69 for tensioning the adhesive tape 98 . In addition, the pressing assembly is also arranged with a plurality of steering wheels 92-97 as shown in Figures 8-9, and the tape 98 passes through the steering wheels sequentially from the tape unwinding 62, and then winds back to the tape winding 63.

As shown in Figure 5, the structure and principle of the rear roller mechanism 7 is similar to that of the front roller mechanism 2. The wheel shaft 71 arranged on the top, the several pressure rollers 72 arranged on the wheel shaft 71, and the down-press cylinders 73 arranged at both ends of the wheel shaft 71 are used to press the pressure rollers 72 on the plate 100 through the down-press cylinders 73; and the tailgate mechanism 8 also It includes a pair of baffles that can be opened and closed up and down, and also includes baffle drive cylinders that are respectively used to control the opening and closing of the baffles.

The film tearing method of the film tearing machine specifically includes the following steps:

A. Convey the plates 100 to be torn off by the conveying roller table 1 in sequence;

B. After the plate 100 is stopped by the closed front baffle mechanism 4 at the foaming device, the plate 100 is pressed down by the front pressure roller mechanism 2 to make the plate 100 move forward slowly, and the front baffle mechanism 4 is opened at this time Finally clamp the plate 100 head to fix it;

C. The foaming wheels 31 of the foaming mechanism 3 respectively contact the upper and lower films of the plate 100 and are driven by the second linear motor module 35 to roll the front end of the upper and lower films of the plate 100 back and forth several times to make the film foam;

D. The front pressure wheel mechanism 2 and the front baffle mechanism 4 are loosened, and the foamed plate 100 is transported to the film tearing device through the conveying roller table 1 and stopped by the closed rear baffle mechanism 8, and the rear pressure wheel mechanism 7 Press down the plate 100;

E. Stick the adhesive tape on the upper and lower films of the plate 100 through the adhesive film mechanism 6 and pull up the front end of the film;

F. Clamp the upper and lower membranes pulled up by the jaws 51 of the membrane separation mechanism 5 (the tape is stuck in the middle, and the jaws 51 clamp both sides). After the rear baffle is opened, the plate 100 moves forward slowly, while The first linear motor module 52 drives the jaws 51 to tear off the upper and lower films of the plate 100 in the reverse direction, and at the same time, the tape winding 63 drives the tape to wind for a section; The blowing mechanism 10 blows off from the conveying roller table 1 .

The above step E specifically includes the following steps: taking the upper part in Fig. 8-9 as an example,

E1. In front of the mucous membrane, the first and second

mucous membrane cylinders

64 and 66 are in a contracted state, the third mucous membrane cylinder 68 is in a stretched state to relax the tape, and the fourth mucous membrane cylinder 69 is in a contracted state to make the pressure block 67 swing up;

E2. When the mucous membrane is used, the first mucous membrane cylinder 64 stretches out to drive the lower part to stretch out (coarse step positioning), the second mucous membrane cylinder 66 stretches out to drive the pressing block 67 to stretch out to the vicinity of the plate 100 (precise positioning), and the third mucous membrane cylinder 68 The shrinkage makes the adhesive tape tense, and the fourth mucous membrane cylinder 69 stretches out to drive the hem of the pressing block 67 and press the adhesive tape on the film on the corresponding surface of the plate 100;

E3. Behind the mucous membrane, the contraction of the second mucous membrane cylinder 66 drives the pressing block 67 to retract, the third mucous membrane cylinder 68 stretches out to loosen the tape, and the fourth mucous membrane cylinder 69 shrinks to make the pressing block 67 swing up and reset. At the same time, the first mucous membrane cylinder 64 The contraction drives the lower body to retract and the film is pulled up by the tape.

Using a film tearing machine of the present invention has the following advantages:

1. The film of the plate can be foamed by the foaming device, which is convenient for the subsequent tape to stick it up; the film can be glued by the adhesive tape through the glue mechanism to stick the film after the foaming of the head of the plate, and after passing through the film plate The separation mechanism clamps the stuck film and moves in reverse with the plate, so that the film can be torn off;

2. Through the front and rear baffles, the transported plates can be stopped at the foaming and film tearing positions in turn to ensure the order of the production line;

3. Through the front and rear pressure wheel mechanism, the plate can be slowed down and run more accurately in the process of foaming and film tearing;

4. The position of the gripper in the width direction of the conveying roller can be adjusted through the third linear motor module to meet the film tearing of plates of different sizes;

5. Through the combined use of the first, second, third and fourth film cylinders, the adhesive tape and the film can be bonded more tightly and firmly, which helps to lift the film.

However, those of ordinary skill in the art should recognize that the above embodiments are only used to illustrate the present invention, rather than as a limitation to the present invention, as long as within the spirit of the present invention, the implementation Changes and modifications of the examples all fall within the scope of the claims of the present invention.

Claims

A film tearing machine, characterized in that it includes a conveying roller table, a foaming device and a film tearing device sequentially arranged on the conveying roller table, the foaming device includes a front pressing wheel mechanism, a foaming mechanism and a front baffle mechanism, and the front pressing The wheel mechanism is set above the conveying roller table to press down the upper surface of the plate. The foaming mechanism includes several pairs of foaming wheels set up and down to make the upper and lower films of the plate foam. The front baffle mechanism includes a pair of foaming wheels that can be opened up and down. The combined baffle; the film tearing device includes a diaphragm separation mechanism, a mucous membrane mechanism, a rear pressure wheel mechanism and a rear baffle mechanism. The first linear motor module that drives the jaws to move along the length direction of the conveying roller table. The adhesive film mechanism includes a glue pressing assembly that is set up and down opposite to each other to press the tape on the upper and lower films of the board. The rear pressing wheel mechanism is set on the conveying roller. Above the road, the upper surface of the board is pressed down, and the tailgate mechanism also includes a pair of baffles that can be opened and closed up and down.
A film tearing machine according to claim 1, characterized in that: the foaming mechanism also includes slide rails arranged along the width direction of the conveying roller table, several lifting cylinders for separately controlling the raising and lowering of the foaming wheels, The support frame used to install the lifting cylinder of the foaming wheel and is connected with the slide rail through the slider, and the second linear motor module connected with the support frame to drive the foaming wheel to move along the slide rail.
A film tearing machine according to claim 1, characterized in that: the foaming wheels are all arranged at an inclination angle to the vertical plane.
The film tearing machine according to claim 1, characterized in that: the surface of the foaming wheel is provided with multi-circle convex lines.
A film tearing machine according to claim 1, characterized in that: the film plate separation mechanism also includes a jaw drive cylinder that drives the jaws to open and close respectively, and a third drive cylinder that drives the jaws to move along the width direction of the conveying roller table. The linear motor module, the third linear motor module is installed on the first linear motor module through a slider.
A film tearing machine according to claim 1, characterized in that: the glue pressing assembly includes a support plate, tape unwinding, tape rewinding and the first mucous membrane cylinder, and the first mucous membrane cylinder arranged on the support plate The connected pressing frame, the second mucosal cylinder arranged on the pressing frame, the pressing block hinged with the second mucosal cylinder, the third mucosal cylinder arranged on one side of the pressing frame and connected with the pressing block and controlling the rotation of the pressing block, The fourth mucous membrane cylinder on the other side of the press frame and the tension wheel connected with the fourth mucous membrane cylinder for tensioning the adhesive tape.
A film tearing machine according to claim 1, characterized in that: the front and rear pressure roller mechanisms both include a wheel shaft, several pressure wheels arranged on the wheel shaft, and down-pressing cylinders respectively arranged at both ends of the wheel shaft.
The film tearing machine according to claim 1, wherein the front and rear baffle mechanisms both include baffle drive cylinders that respectively control the opening and closing of the baffles.
The film tearing method of a film tearing machine according to any one of claims 1-8, characterized in that it comprises the following steps:

A. Convey the plates sequentially through the conveying roller table;

B. After the plate is stopped by the closed front baffle mechanism at the foaming device, the plate is pressed down by the front pressure wheel mechanism to make the plate move forward slowly. At this time, the front baffle mechanism opens and clamps the head of the plate;

C. The foaming wheels of the foaming mechanism are respectively in contact with the upper and lower films of the plate and driven by the second linear motor module to roll and foam the front end of the upper and lower films of the plate;

D. The foamed sheet is conveyed to the film tearing device through the conveying roller table and stopped by the closed rear baffle mechanism, and the rear pressure wheel mechanism presses the sheet;

E. Stick the tape on the upper and lower films of the board respectively through the adhesive film mechanism and pull up the film;

F. The upper and lower membranes are respectively clamped by the jaws of the membrane separation mechanism. After the rear baffle is opened, the plate moves forward slowly, and the first linear motor module drives the jaws to tear off the upper and lower parts of the plate. membrane.
The film tearing method of a film tearing machine according to claim 9, characterized in that: said step E comprises the following steps:

E1. In front of the mucous membrane, the first and second mucous membrane cylinders are in a contracted state, the third mucous membrane cylinder is in a stretched state to relax the tape, and the fourth mucous membrane cylinder is in a contracted state to make the pressing block swing up;

E2. For mucous membrane, the first and second mucous membrane cylinders stretch out in turn to drive the pressing block to the vicinity of the plate, the third mucous membrane cylinder shrinks to tension the tape, and the fourth mucous membrane cylinder stretches out to drive the hem of the pressing block and press the tape against the plate correspondingly on the surface of the film;

E3. Behind the mucous membrane, the contraction of the second mucous membrane cylinder drives the block to retract, the extension of the third mucous membrane cylinder makes the tape loose, and the contraction of the fourth mucous membrane cylinder makes the upper pendulum of the pressure block reset. pull up.