TWI700134B - Cutting knife cleaning method, device and cutting equipment - Google Patents

Abstract

The present invention provides a cutting knife cleaning method, device and cutting equipment; the cutting knife cleaning device is used to clean a cutting knife located between a first pressing member and a second pressing member in a cutting device, and includes: a lifting mechanism, There is a lifting member and a driver, and the lifting member is capable of moving the first pressing member and the second pressing member to make the blade of the cutter exposed by the action of the driver; a cleaning mechanism is provided with a wiper; the cleaning mechanism It can be driven by a driving device to move so that the wiper cleans the blade of the cutter.

Description

Cutting knife cleaning method, device and cutting equipment

The present invention relates to a cutting knife cleaning method, device and cutting equipment, in particular to a cutting knife cleaning method, device and cutting equipment that can clean a cutting knife used for cutting wafers.

Conventional cutting equipment for cutting wafers, as disclosed in the Patent No. I627042 "Wafer Cutting Device", the wafer cutting equipment includes: a carrier, set on a machine table, with a carrier A component to be cut is placed on the board, a rotating mechanism is arranged under the carrier, which can rotate and adjust the direction of the carrier in the X and Y planes, and a moving seat is arranged under the rotating mechanism to allow the carrier to be placed on the machine table. It moves upward in the Y axis; a frame is set on the table of the machine in a gantry type composed of two pillars and a beam. The carrier is located in a working space below the frame. The frame is provided with a side surface. There are two Z-axis slide rails; a feeding device is provided with a sliding seat connected to the two Z-axis slide rails, and a driving rod is driven by a power source, so that the slide seat can move upward in the Z-axis Mobile; a wafer cutting device, set on the sliding seat, which is provided with a knife clamp between a body and a fixed seat, the body and the fixed seat are each provided with a first pressing member and a second A pressing piece, a plurality of elastic pieces are arranged between the body, the fixing seat, the first pressing piece, and the second pressing piece, and there is a gap between the first pressing piece and the second pressing piece, which can provide the cutting The bottom of the knife passes through; when the element to be cut is to be cut, the sliding seat drives the wafer cutting device to descend, so that a first pressing member and a second pressing member of the wafer cutting device first press and compress the element to be cut The plurality of elastic members make the cutting knife continue to move downward through the gap to perform linear cutting on the component to be cut on the carrier.

The device to be cut to be cut by the conventional chip dicing equipment is usually attached to a plastic film. When the cutting knife cuts the device to be cut, the bottom edge of the cutting knife touches the plastic film and adheres to it. Glue causes the dust generated during cutting to adhere to the cutting knife, causing the cutting knife to fail to smoothly cut the components to be cut; the current industry countermeasures for cutting knives to stick to glue are usually after the chip cutting equipment has been used for a period of time , The operator directly manually wipes the cutter with a cleaning cloth, which not only consumes manpower, but also has the risk of being cut by the cutter during the wiping process.

The purpose of the present invention is to provide a cleaning method for cutting knives that can save manpower.

Another object of the present invention is to provide a device for performing the cutting knife cleaning method.

Another object of the present invention is to provide a cutter cleaning device that can save manpower.

Another object of the present invention is to provide an equipment using the cutter cleaning device.

Another object of the present invention is to provide a cutting device that can save manpower.

The method for cleaning a cutter according to the object of the present invention includes: providing a frame with two pillars and a beam to form a gantry type; providing a cutting device arranged on the front side of the beam, the cutting device can be lowered and cut with a knife Cutting element; providing a knife cleaning device with a cleaning mechanism; providing a driving device arranged on the back side of the beam; enabling the cleaning mechanism to be driven by the driving device and extending under the beam to clean the cutting knife.

A cutting knife cleaning device according to another object of the present invention includes: a device for performing the cutting knife cleaning method as described above, and the device is provided with the cleaning mechanism.

According to yet another object of the present invention, a cutter cleaning device for cleaning a cutter located between a first pressing member and a second pressing member in a cutting device includes: a lifting mechanism provided with a lifting member and a driver, The lifting member can be linked to the first pressing member and the second pressing member by the action of the driver Move to expose the blade of the cutter; a cleaning mechanism is provided with a wiper; the cleaning mechanism can be driven by a driving device to move so that the wiper cleans the blade of the cutter.

According to another object of the present invention, a cutting device using the cutting knife cleaning device includes: a carrier set on a machine table, the carrier is provided with a carrier board for placing a component to be cut; The cutting device is acted by a feeding device to approach the carrier in the Z-axis direction so that the cutting knife cuts the component to be cut.

According to another object of the present invention, a cutting device using the cutting knife cleaning method includes: a carrier set on a machine table, the carrier is provided with a carrier board for placing the component to be cut; The cutting device is acted on by a feeding device to approach the carrier in the Z-axis direction so that the cutter cuts the component to be cut.

According to the cutting knife cleaning method, device and cutting equipment of the embodiments of the present invention, the cleaning mechanism can automatically move below the cutting device and clean the cutting knife by translation along the blade of the cutting knife, which not only saves manpower, but also It can also reduce work-related accidents caused by operators being cut while cleaning the cutter.

A: Rack

A1: Pillar

A2: beam

A21: Slide rail

A22: Slider

A3: Work space

B: Stage

B1: Carrier board

B2: Rotating mechanism

B3: mobile seat

C: Feeding device

C1: Slide

C2: Drive

C21: Drive rod

D: Cutting device

D1: seat body

D11: Mounting parts

D12: Installation Department

D13: The first pressure piece

D131: pivot

D14: Elastic part

D15: Pivot

D2: positioning seat

D21: Depression

D22: The second pressure piece

D221: pivot

D222: Forced part

D23: Elastic part

D3: Cutter

D4: Clearance

E: Cutter cleaning device

E1: Lifting mechanism

E11: Lifting piece

E111: Mobile Department

E112: Linkage Department

E113: Fixed part

E114: Lifting Department

E12: Drive

E121: Drive rod

E2: Cleaning agency

E21: Wipes

E22: Blow pipe

E23: Platform

E24: Connector

F: Drive

F1: The first drive mechanism

F11: Drive

F111: Drive rod

F12: fixed parts

F2: second drive mechanism

F21: Drive

F211: Drive rod

F3: Third drive mechanism

F31: fixed seat

F311: Slide rail

F312: Slide rail

F313: Slider

F314: Slider

F32: mobile seat

F33: Drive

F331: Drive rod

G: Inspection agency

G1: Viewer

T: machine table

W: component to be cut

Figure 1 is a schematic diagram of a cutting device in an embodiment of the present invention.

Figure 2 is a schematic diagram of a cutting device in an embodiment of the present invention.

Fig. 3 is a schematic diagram of the cutting knife of the cutting device clamped between the main body and the positioning seat in the embodiment of the present invention.

Fig. 4 is a schematic diagram of the configuration relationship between the cutting device and the lifting mechanism in the embodiment of the present invention.

Fig. 5 is a schematic diagram of the configuration relationship between the cleaning mechanism and the frame in the embodiment of the present invention.

Figure 6 is a schematic diagram of the cleaning mechanism moving below the cutting device in the embodiment of the present invention.

Please refer to Figures 1 and 2. The cutting knife cleaning method and device of the embodiment of the present invention can be illustrated using a cutting device for cutting multilayer ceramic capacitors (MLCC) as shown in the figure. The cutting device is provided with: a frame A, A gantry type composed of two pillars A1 and a beam A2 is erected on a machine platform T. The frame A is provided with a working space A3 surrounded by the two pillars A1 and the beam A2; the beam A2 One side is provided with two sliding rails A21 in the Z-axis direction, and two sliding blocks A22 are separately installed on the two sliding rails A21; a carrier B is installed on the table surface T of the machine, and the carrier B is A carrier board B1 is provided for placing a component W such as a multilayer ceramic capacitor (MLCC) to be cut; a rotating mechanism B2 is provided under the carrier board B1, which can rotate and adjust the direction of the carrier board B1 in the X and Y planes; the rotation A moving base B3 is provided under the mechanism B2, and the carrier B can be moved into or out of the working space A3 by the moving base B3 in the Y-axis direction; a feeding device C is arranged on the front side of the beam A2 of the frame A The feeding device C is provided with a sliding seat C1 and a Z-axis driver C2 such as a motor. The sliding seat C1 is arranged on the two sliding blocks A22 of the beam A2 and is driven by one of the drivers C2, such as a screw rod. The function of C21 makes the sliding seat C1 movable in the Z-axis direction; a cutting device D is arranged on the front side of the beam A2 of the frame A and fixed on the sliding seat C1, which can be linked by the sliding seat C1 Approaching or away from the carrier B in the direction of the Z axis; the knife cleaning device E is provided with a lifting mechanism E1 and a cleaning mechanism E2.

Please refer to Figures 2 and 3, the cutting device D is provided with: a base body D1, one side of which is provided with a long strip-shaped mounting part D11, the mounting part D11 is provided with a mounting portion D12; the base body D1 is provided below There is a first pressing piece D13, and two elastic pieces D14 (only one is shown in FIG. 2) are arranged between the seat body D1 and the first pressing piece D13; the two elastic pieces D14 are respectively sleeved on the On the two pivots D131 (only one shown in Figure 2) on both ends of the first pressing member D13, the upper ends of the two pivots D131 respectively penetrate through two pivot holes (not shown in the figure) inside the seat D1 Show) in; A positioning seat D2 is provided with a pressing contact portion D21 corresponding to the mounting portion D12 of the seat body D1; one end of the positioning seat D2 is pivotally connected to a pivot portion D15 of the seat body D1, so that the positioning seat D2 can be relative to the The seat body D1 pivots; a second pressing member D22 is provided under the positioning seat D2, and two elastic members D23 are provided between the positioning seat D2 and the second pressing member D22; the two elastic members D23 are respectively The two pivots D221 sleeved on the two ends of the second pressing member D22, the upper ends of the two pivots D221 respectively pass through two pivot holes (not shown) inside the positioning seat D2; Both ends of the second pressing member D22 are respectively provided with a force receiving portion D222; the cutting knife D3 is arranged between the seat body D1 and the positioning seat D2 and abuts against the mounting member D14 to make the cutting knife D3 upper side It is clamped by the mounting portion D12 and the pressure contact portion D21; when the cutter D3 is not yet cutting, the cutting blade at the bottom of the cutter D3 is located between the first pressure piece D13 and the second pressure piece D22 A gap D4 between the two is protected by the first pressing member D13 and the second pressing member D22.

Please refer to FIG. 4, the lifting mechanism E1 is provided with a slightly ㄇ-shaped lifting member E11 and a Z-axis driver E12 such as a pneumatic cylinder. The driver E12 is fixed on the sliding seat C1, and the lifting member E11 is A driving rod E121 of the driver E12 acts to make the lifting member E11 movable in the Z-axis direction. The driver E1 and its driving rod E121 need to avoid interference with the driving rod C21 (FIG. 1), so the driver E1 Its driving rod E121 is offset on one side of the sliding seat C1 and does not apply force to the lifting element E11; the upper part of the cutting device D is arranged in the area enclosed by the U-shaped lifting element E11, the lifting The piece E11 is divided into a moving part E111 on the upper side and two linking parts E112 on the lower side. The moving part E111 is connected to the driving rod E121. The two linking parts E112 are slightly L-shaped and located on both sides of the lifting piece E11. Side bottom; the linkage portion E112 is provided with a vertically arranged fixing portion E113 and a horizontally arranged lifting portion E114; the fixing portion E113 is connected and fixed with the first pressing member D13, and the lifting portion E114 is turned from the fixing portion E113 to the first The direction of the second pressing member D22 extends below the force receiving portion D222 of the second pressing member D22.

Please refer to Figures 5 and 6, the cleaning mechanism E2 of the cutter cleaning device E is provided with a wiper E21 and a flexible blowing tube E22; the wiper E21 is set on a platform E23, and the wiper The piece E21 can be, for example, a strip of fiber material, the axial direction of which is perpendicular to the cutter D3; the blowing tube E22 is arranged on a connecting piece E24, and the blowing tube E22 is connected to an air valve (not shown) and can bend the The air blowing pipe E22 blows air toward the cutter D3; the platform E23 is connected to the connecting piece E24; the cleaning mechanism E2 is driven by a driving device F to move in the X, Y, and Z axis directions, and the driving device F It is arranged on the rear side of the beam A2 of the frame A and is provided with a first driving mechanism F1 in the Y-axis direction, a second driving mechanism F2 in the Z-axis direction, and a third driving mechanism F3 in the X-axis direction; the first The driving mechanism F1 is provided with a driver F11 in the Y-axis direction of a pneumatic cylinder on a fixing member F12. A driving rod F111 of the driver F11 is connected and fixed to the cleaning mechanism E2, which can act on the connecting member E24 of the cleaning mechanism E2. The cleaning mechanism E2 is moved in the Y-axis direction between the beam A2 of the frame A or below the cutting device D; the first driving mechanism F1 is arranged on a second driving mechanism F2 in the Z-axis direction, and the The second driving mechanism F2 is provided with a driver F21 in the Z-axis direction of, for example, a pneumatic cylinder. The fixing member F12 of the first driving mechanism F1 can be acted on by a driving rod F211 of the driver F21, so that the first driving mechanism F1 can link the cleaning The mechanism E2 moves together in the Z-axis direction; the second drive mechanism F2 is arranged on a third drive mechanism F3 in the X-axis direction, and the third drive mechanism F3 is provided with a fixing seat F31 fixed to the beam of the frame A On A2, the fixing seat F31 is provided with two X-axis sliding rails F311 and F312 on one side and bottom of the fixing seat F31, and two sliding blocks F313 and F314 are respectively arranged on the two sliding rails F311, F312 On; the third drive mechanism F3 is provided with a moving seat F32 and a driver F33 in the X-axis direction, such as a motor. The moving seat F32 is connected to the two sliders F313 and F314 and is driven by one of the drivers F33, such as a screw drive rod The function of F331 enables the moving seat F32 of the third drive mechanism F3 to link the cleaning mechanism E2 and the second drive mechanism F2 to move in the X-axis direction; there is another inspection mechanism G under the moving seat F32, which can be The moving seat F32 is linked to move in the X-axis direction, and the inspection mechanism G is provided with an image taker G1.

When cutting the component W to be cut, the cutting equipment of the embodiment of the present invention includes the following steps: a component transfer step: the carrier B carries the component W to be cut, and moves it into the working space A3 of the frame A The preset position is waiting for cutting; a component cutting step: the sliding seat C1 of the feeding device C is driven by the driver C2 to drive the cutting device D down to the first pressing member D13 and the second pressing member D13 of the cutting device D The pressing member D22 first presses the element W to be cut; the cutting device D continues to descend to compress the elastic member D14 between the first pressing member D13 and the seat D1, and the second pressing member D22 and the positioning seat D2. The elastic member D23 allows the pivot D131 of the first pressing member D13 and the pivot D221 of the second pressing member D22 to penetrate into the seat D1 and the positioning seat D2, respectively; at this time, the cutter D3 continues downward Move its blade to penetrate the gap D4 between the first pressing piece D13 and the second pressing piece D22 to cut the element W to be cut in a straight line; wherein, the cutter D3 can be subjected to cutting the element W to be cut. A heater (not shown in the figure) heats the component W to be cut to soften to facilitate cutting: the cutting device D needs to rise after each cut, and then move or rotate the component W to be cut by the stage B to the next preset Set the position, so that the component transfer step and the component cutting step are performed reciprocatingly so that the component to be cut W is cut into a plurality of finished products; the cutting device of the embodiment of the present invention needs to clean the cutter D3 after a period of use, including the following Step: All knife revealing step: Make the driver E12 of the lifting mechanism E1 drive the lifting piece E11 up, so that the linkage portion E112 of the lifting piece E11 links the first pressing piece D13 with its fixing portion E113 to pull up and move upward, and at the same time The lifting portion E114 upwardly touches the force receiving portion D222 of the second pressing member D22, so that the second pressing member D22 is also pulled up and displaced by force; the blade of the cutter D3 is pulled up and displaced by the same The gap D4 between the first pressing piece D13 and the second pressing piece D22 is exposed; Cutting knife cleaning step: make the cleaning mechanism E2 move under the cutting device D in the Y-axis direction by the action of the first drive mechanism F1; drive the cleaning mechanism E2 upward in the Z-axis direction by the second drive mechanism F2 Move so that the wiper E21 can touch the blade of the cutter D3 and the blowing tube E22 is close to the blade of the cutter D3; then the third drive mechanism F3 drives the cleaning mechanism E2 to move along the X-axis direction The blade of the knife D3 is translated, and the blade of the cutter D3 is wiped with the wiper E21 and the cutter D3 is blown by the gas blown by the blowing pipe E22, so as to cool the cutter by the gas blown by the blowing pipe E22 D3, harden the glue sticking to the cutter D3 to facilitate wiping.

The cutting device of the embodiment of the present invention can also perform the inspection of the cutter D3, including the following steps: a cutting knife inspection step: the inspection device G is driven by the third drive mechanism F3 in the X-axis direction, and the imager G1 Move and shoot along the blade of the cutter D3 to check whether the cutter D3 is cracked.

In the cutting knife cleaning method, device and cutting equipment of the embodiments of the present invention, the cleaning mechanism E2 can automatically move below the cutting device D, and move along the cutting edge of the cutting knife D3 to clean the cutting knife D3. It saves manpower and can also reduce work-related accidents caused by operators being cut while cleaning the cutter.

However, the foregoing are only preferred embodiments of the present invention, and should not be used to limit the scope of implementation of the present invention, that is, simple equivalent changes and modifications made in accordance with the scope of the patent application of the present invention and the description of the invention, All are still within the scope of the invention patent.

A: Rack

A1: Pillar

A2: beam

A21: Slide rail

A22: Slider

A3: Work space

B: Stage

B1: Carrier board

B2: Rotating mechanism

B3: mobile seat

C: Feeding device

C1: Slide

C2: Drive

C21: Drive rod

D: Cutting device

E: Cutter cleaning device

E1: Lifting mechanism

E2: Cleaning agency

T: machine table

W: component to be cut

Claims (16)

A cutting knife cleaning method includes: providing a frame with two pillars and a beam forming a gantry type; providing a cutting device arranged on the front side of the beam, the cutting device can be lowered to cut an element to be cut with a cutter; The knife cleaning device is provided with a cleaning mechanism; a driving device is provided on the rear side of the beam; the cleaning mechanism is driven by the driving device and extends under the beam to clean the cutting knife. As described in the first item of the scope of patent application, the cutting knife cleaning method, wherein the cleaning mechanism is moved below the cutting device by a first driving mechanism of the driving device. For example, the cutting knife cleaning method described in item 1 of the scope of patent application, wherein the cleaning mechanism is moved upward by a second driving mechanism of the driving device, so that a wiper of the cleaning mechanism can touch the blade of the cutting knife . For example, the cutting knife cleaning method described in item 1 of the scope of patent application, wherein the cleaning mechanism is operated by a third driving mechanism of the driving device to translate along the blade of the cutting knife and wipe with a wiper of the cleaning mechanism The blade of the cutter. As described in item 4 of the scope of patent application, when the wiper wipes the blade of the cutter, the cutter is blown by the air blown by a blowing tube of the cleaning mechanism. For example, the knife cleaning method described in item 1 of the scope of patent application, wherein the driving device uses a first driving mechanism, a second driving mechanism, and a third driving mechanism to enable the cleaning mechanism to perform X, Y, and Z axis directions. The displacement. For example, the cutting knife cleaning method described in item 1 of the scope of patent application, wherein, when the cleaning mechanism cleans the cutting knife of the cutting device, it performs the step of revealing all the knifes: making the cutting device one of the first A pressing piece and a second pressing piece are pulled upward by a lifting mechanism, so that the blade of the cutter is exposed through the gap between the first pressing piece and the second pressing piece. A cutting knife cleaning device includes: a device for executing the cutting knife cleaning method as described in any one of items 1 to 7 of the scope of patent application, and the device is provided with the cleaning mechanism. A cutter cleaning device for cleaning a cutter located between a first pressing part and a second pressing part in a cutting device, comprising: a lifting mechanism provided with a lifting part and a driver, and the lifting part is controlled by the driver The function can link the displacement of the first pressing member and the second pressing member to expose the blade of the cutter; a cleaning mechanism is provided with a wiper; the cleaning mechanism can be driven by a driving device to move to make the wiper to The blade of the cutter is cleaned. For example, the cutting knife cleaning device described in item 9 of the scope of patent application, wherein the cleaning mechanism is provided with a blowing pipe which can blow air to the cutting knife. A cutting device using the cutter cleaning device as described in any one of items 9 to 10 in the scope of the patent application, comprising: a carrier set on a machine table, the carrier is provided with a carrier board for cutting Component placement; the cutting device is acted by a feeding device to approach the carrier in the Z-axis direction so that the cutter cuts the component to be cut. For example, the cutting device described in item 11 of the scope of patent application, wherein the cutting device is provided with a base and a positioning base, and the first pressing member and the second pressing member are respectively provided below the base and the positioning base; An elastic piece is arranged between the seat body and the first pressing piece, and an elastic piece is arranged between the positioning seat and the second pressing piece. For example, the cutting device described in item 11 of the scope of patent application, wherein each end of the second pressing member is protruded with a force receiving part; the lifting member is acted on by the driver, so that the lifting member can move in the Z-axis direction ; The lifting member is provided with a fixed portion and a lifting portion, the fixed portion and the first pressing member are fixed Fixedly, the lifting portion extends from the fixing portion toward the second pressing member to below the force receiving portion of the second pressing member. For example, the cutting device described in item 11 of the scope of patent application, wherein the driving device is provided with a first driving mechanism in the Y-axis direction, a second driving mechanism in the Z-axis direction and a third driving mechanism in the X-axis direction; the cleaning The mechanism is arranged on the first drive mechanism so that the cleaning mechanism can move in the Y-axis direction; the first drive mechanism is arranged on the second drive mechanism so that the first drive mechanism can link the cleaning mechanism on the Z axis The second driving mechanism is arranged on the third driving mechanism, so that the third driving mechanism can link the cleaning mechanism and the second driving mechanism to move in the X-axis direction. For example, the cutting device described in item 14 of the scope of patent application, wherein the third driving mechanism is provided with an inspection mechanism, and the inspection mechanism is provided with an image capturing device to check whether the cutting knife is broken. A cutting device using the cutting knife cleaning method as described in any one of items 1 to 7 of the scope of the patent application, comprising: a carrier set on a machine table, the carrier is provided with a carrier plate for the cutting Component placement; the cutting device is acted by a feeding device to approach the carrier in the Z-axis direction so that the cutter cuts the component to be cut.

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