CN210893848U

CN210893848U - Cutting tool

Info

Publication number: CN210893848U
Application number: CN201921282580.2U
Authority: CN
Inventors: 陈荣; 张定忠; 张乾; 黄冰艳
Original assignee: CSI Solar Power Group Co Ltd; Changshu Tegu New Material Technology CoLtd
Current assignee: Canadian Solar Inc; Changshu Tegu New Material Technology CoLtd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-06-30
Anticipated expiration: 2029-08-08

Abstract

The utility model provides a cut frock for peel strength test sample's location, including clamping module, clamping module is including last mould, the bed die of seting up the constant head tank of holding test sample, the connection of seting up the bed die of a plurality of mutually parallel sword grooves, coupling assembling of going up mould and bed die, coupling assembling has the messenger go up the mould rotatable opening and shutting and be fixed in slewing mechanism on the bed die, be used for adjusting go up the adjustment mechanism of the perpendicular interval of mould and bed die, above-mentioned technical scheme passes through the mating reaction of the coupling assembling between last mould and the bed die, makes test sample firmly stably centre gripping on the one hand between last mould and bed die, the cutting of being convenient for, and on the other hand makes the perpendicular interval of going up mould and bed die is adjustable, is suitable for the test sample of many specifications.

Description

Cutting tool

Technical Field

The utility model relates to a solar cell technical field especially relates to a frock that cuts that is used for peel strength test sample's location.

Background

Many materials currently require peel strength testing to determine the maximum load per unit width required to separate two adherends of an adhesive under specified peel conditions. The peel strength test of the back plate and the adhesive film, the adhesive film and the glass and the like in the material in the photovoltaic industry is an important performance index for evaluating the quality of the back plate and the adhesive film, and before the peel strength test, a detection strip with an accurate size needs to be cut.

In chinese patent 202661306U, a sample was clamped between a metal plate and a plastic base plate connected by a hinge, and a strip for peel strength test was scribed along parallel grooves on the metal plate.

However, the height of the processed samples is different, and the height cannot be adjusted through hinge connection, so that the plastic bottom plate, the processed samples and the metal plate from bottom to top cannot be mutually attached and positioned, and the processed samples can be crushed.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a frock that cuts for peel strength test sample's location.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a cut frock for peel strength test sample's location, cut frock includes the centre gripping module, the centre gripping module includes:

the upper die is provided with a plurality of cutter grooves which are parallel to each other;

the lower die is provided with a positioning groove for accommodating a test sample;

and the connecting assembly is connected with the upper die and the lower die and is provided with a rotating mechanism for enabling the upper die to be rotatably opened and closed and fixed on the lower die and an adjusting mechanism for adjusting the vertical distance between the upper die and the lower die.

As a further improvement, the adjustment mechanism is including being fixed in expansion bracket on the bed die, offering in shaft hole on the expansion bracket, slewing mechanism including cross-under in the pivot in shaft hole, the pivot with go up mould fixed connection.

As a further improvement, the adjusting mechanism is further including inlaying and locating be used for the drive in the bed die the first micro cylinder that the expansion bracket removed, cut the frock still include with first micro cylinder electric connection's control module.

As a further improvement, the bottom surface of constant head tank still is equipped with the first sensor for sensing test sample height, first sensor with control module electric connection.

As a further improvement, the rotating mechanism further comprises a rotating shaft, the rotating shaft is fixed on the upper die and is driven by the rotating shaft, and the cutting tool further comprises a control module electrically connected with the motor.

As a further improvement, the cutting tool further comprises a positioning module arranged in the positioning groove, the positioning module comprises at least two positioning mechanisms, and the positioning mechanism is provided with a movable clamping block to compress or loosen the side of the test sample.

As a further improvement, the positioning mechanism further comprises a second micro cylinder, the cutting tool comprises a control module electrically connected with the second micro cylinder, the second micro cylinder has a second cylinder body fixed on the outer side wall of the lower die, the inner side wall of the positioning groove is provided with a channel which is communicated with the outside and is parallel to the axial channel of the second cylinder body, the second micro cylinder further comprises a second piston rod, one end of the second piston rod is passed through the channel connected with the second cylinder body, and the other end of the second piston rod is connected with the clamping block to drive the clamping block to move.

As a further improvement of the present invention, the positioning module further comprises a second sensor disposed on the clamping block for sensing a distance between the clamping block and the test sample, and the second sensor is electrically connected to the control module; the clamping block is provided with a buffer pad on one side close to the test sample.

As a further improvement of the utility model, the distance between any two adjacent cutter grooves is 10 mm; the cross section of the cutter groove is in an inverted trapezoid shape, the width of the upper side of the cutter groove is 1mm, and the width of the lower side of the cutter groove is 0.5 mm.

As a further improvement of the utility model, the bottom surface of the positioning groove is provided with the scribing grooves which are in one-to-one correspondence with the cutter grooves, and the depth of each scribing groove is 5 mm-10 mm; the bottom surface of the positioning groove is also provided with at least two vacuum suction grooves arranged between two adjacent scratching grooves.

The utility model has the advantages that: the utility model discloses a cut frock through the mating reaction of the coupling assembling between last mould and the bed die, makes test sample firmly stably centre gripping between last mould and bed die on the one hand, the cutting of being convenient for, and on the other hand makes the vertical separation of going up mould and bed die is adjustable, is suitable for the test sample of many specifications.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic view of the cutting tool of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 1;

fig. 4 is a rear view of the upper mold of the present invention closed on the lower mold;

fig. 5 is a top view of the upper mold of the present invention;

FIG. 6 is a cross-sectional view taken along line A-A' of FIG. 4;

the cutting tool comprises 100 parts of a cutting tool, 1 part of an upper die, 11 parts of a cutter groove, 2 parts of a lower die, 21 parts of a positioning groove, 22 parts of a groove, 23 parts of a vacuum suction groove, 24 parts of a first sensor, 3 parts of a connecting assembly, 31 parts of an adjusting mechanism, 311 parts of an expansion bracket, 312 parts of a first micro cylinder, 3121 parts of a first cylinder body, 3122 parts of a first piston rod, 313 parts of an axle hole, 32 parts of a rotating mechanism, 321 parts of a rotating shaft, 4 parts of a positioning mechanism, 41 parts of a clamping block, 42 parts of a second micro cylinder, 421 parts of a second cylinder body, 422 parts of a second piston rod, 43 parts of a second sensor and 44 parts of a buffer cushion.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail and completely with reference to the following specific embodiments of the present application and the accompanying drawings. 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 application.

As shown in fig. 1 to 6, the utility model discloses a cut frock 100, cut frock 100 including the clamping module who is used for the experimental sample of centre gripping, be used for the orientation module of fixed test sample position, with the equal electric connection's of clamping module and orientation module control module, can realize the location of peel strength test sample.

In the present novel embodiment, the cutting device is suitable for, but not limited to, the peel strength test between EVA and back plate and the peel strength test between EVA and glass, and the chemical name of EVA is ethylene/vinyl acetate copolymer, which plays a role in bonding and positioning each raw material when the module is packaged.

Wherein, the centre gripping module includes mould 1, bed die 2, connects go up mould 1 and bed die 2's coupling assembling 3, as shown in fig. 2 and fig. 4, coupling assembling 3 has adjustment mechanism 31 and slewing mechanism 32 that the cooperation set up, can make it is fixed in to go up the rotatable opening and shutting of mould 1 on the bed die 2, and can adjust go up mould 1 and bed die 2's vertical separation.

The adjusting mechanism 31 includes an expansion bracket 311 fixed on the lower mold 2, so that the vertical distance between the upper mold 1 and the lower mold 2 is adjustable, the adjusting mechanism 31 further includes a shaft hole 313 arranged on the expansion bracket 311, the rotating mechanism 32 includes a rotating shaft 321 penetrating the shaft hole 313, the rotating shaft 321 is fixedly connected with the upper mold 1, so that the upper mold 1 can be rotated to open and close the lower mold 2, and the test sample is clamped when the upper mold 1 and the lower mold 2 are closed.

Further, the adjusting mechanism 31 further includes a first micro cylinder 312 embedded in the lower mold 2 for driving the telescopic frame 311 to move, and the control module is electrically connected to the first micro cylinder 312 to control the start and stop of the first micro cylinder 312 so as to control the movement of the telescopic frame 311.

Specifically, as shown in fig. 3, the first micro cylinder 312 includes a first cylinder 3121 embedded in the lower mold 2 and a first piston rod 3122 connected to the first cylinder 3121, one side of the first piston rod 3122 away from the first cylinder 3121 is connected to the telescopic frame 311, and the telescopic frame 311 is driven to move by the movement of the first piston rod 3122, so that the vertical distance between the upper mold 1 and the lower mold 2 can be automatically adjusted, and the test sample is prevented from being crushed or being displaced.

As shown in fig. 1, the bottom surface of the positioning groove 21 is further provided with a first sensor 24 for sensing the height of the test sample, the first sensor 24 is electrically connected to the control module, and when the first sensor 24 senses the height of the placed test sample, the first sensor sends a signal to the control module, so as to control the first piston rod 3122 of the first micro cylinder 312 to drive the expansion bracket 311 to move, and adjust the vertical distance between the upper mold 1 and the lower mold 2, so that the upper mold 1 and the lower mold 2 completely clamp the test sample.

The rotating mechanism 32 further includes a motor fixed on the upper mold 1 for driving the rotating shaft 321 to rotate, and the control module is electrically connected to the motor for controlling the upper mold 1 to automatically rotate to open and close the lower mold 2.

The utility model discloses in the concrete implementation mode, a plurality of sword grooves 11 that are parallel to each other are seted up to upper die 1, and is concrete, and is arbitrary adjacent interval between the sword groove 11 is 10mm for the detection strip width that cutting test sample obtained is unified.

Preferably, as shown in fig. 5 and 6, the cross section of the knife slot 11 is in an inverted trapezoid shape, and the width of the upper side of the knife slot 11 is 1mm, and the width of the lower side of the knife slot 11 is 0.5mm, which play a guiding role in cutting, so that the cut test strip is more accurate in size.

The lower die 2 is provided with a positioning groove 21 for containing a test sample, the bottom surface of the positioning groove 21 is provided with scribing grooves 22 corresponding to the cutter grooves 11 one by one, and the depth of each scribing groove 22 is 5-10 mm, so that the test sample can be completely scribed when the test sample is cut.

Further, the bottom surface of the positioning groove 21 is further provided with at least two vacuum suction grooves 23 arranged between two adjacent scribing grooves 22, the vacuum suction grooves 23 are used for adsorbing the test sample to enable the test sample not to be easily loosened, and the control module is electrically connected with the vacuum suction grooves 23 to adsorb the test sample when the test sample is required to be adsorbed.

As shown in fig. 1 and 3, the positioning module is disposed in the positioning groove 21 and includes at least two positioning mechanisms 4, and the positioning mechanisms 4 have movable clamping blocks 41 to press or release the lateral surfaces of the test sample, so as to achieve the positioning of the test sample to be stable and facilitate cutting.

Preferably, as shown in fig. 3, a buffer 44 is provided on one side of the clamping block 41 close to the test sample to prevent damage to the test sample during clamping positioning, thereby ensuring the accuracy of the peel strength test result.

In the embodiment of the present invention, as shown in fig. 3, the positioning mechanism 4 further includes a second micro cylinder 42, the control module is electrically connected to the second micro cylinder 42 to control the clamping block 41 to move to compress or loosen the test sample, here, on the model selection of the micro cylinder, the selectable cylinder diameter is in the range of 30 mm-60 mm, and the stroke corresponds in the range of 140 mm-160 mm, so as to be suitable for the test samples of various sizes.

Specifically, the second micro cylinder 42 has a second cylinder 421 fixed on the outer side wall of the lower mold 2, a channel communicated with the outside and parallel to the axial direction of the second cylinder 421 is opened on the inner side wall of the positioning groove 21, the second micro cylinder 42 further has a second piston rod 422, one end of the second piston rod 422 passes through the channel and is connected to the second cylinder 421, the other end of the second piston rod is connected to the clamping block 41, and the clamping block 41 is driven to move by the movement of the second piston rod 422, so that the clamping or releasing of the clamping block 41 on the test sample is realized.

As shown in fig. 3, the positioning module further includes a second sensor 43 disposed on the clamping block 41 for sensing a distance between the clamping block 41 and the test sample, the second sensor 43 is electrically connected to the control module, when the clamping block 41 is driven by the second piston rod 422 of the second micro cylinder 42 to move towards the test sample to be just attached to the test sample, the first sensor 24 sends a signal to the control module, so as to control the second piston rod 422 of the second micro cylinder 42 to stop moving to keep a state of clamping the test sample, so that the test sample is positioned.

Specifically, when a cut test sample is positioned, the upper mold 1 is rotated to be opened so that the test sample is placed in the positioning groove 21, the second micro cylinder 42 drives the clamping block 41 to position the test sample, the vacuum suction groove 23 adsorbs the test sample, the first micro cylinder 312 drives the telescopic frame 311 to adjust the vertical distance between the upper mold 1 and the lower mold 2, the upper mold 1 is rotated to be closed so that the test sample is clamped and fixed, and an operator can cut the test sample along the cutter groove 11 by using an art designer or other cutting tools to cut the test sample.

Through control module with the control cooperation between clamping module, the orientation module for the location and the centre gripping operation of test sample are simpler and more accurate, thereby are convenient for more accurate cutting.

To sum up, the utility model discloses a cut frock 100, through mutually supporting between clamping module, orientation module, the control module makes test sample firmly stably centre gripping on the one hand between last mould 1 and bed die 2, the cutting of being convenient for, and on the other hand makes the vertical separation of going up mould 1 and bed die 2 is adjustable, is suitable for the test sample of many specifications.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and improvements can be made without departing from the inventive concept, and all of them belong to the protection scope of the present invention.

Claims

1. The utility model provides a cut frock for peel strength test sample's location, its characterized in that, cut the frock and include the centre gripping module, the centre gripping module includes:

2. The cutting tool according to claim 1, wherein the adjusting mechanism comprises a telescopic frame fixed on the lower die and a shaft hole formed in the telescopic frame, the rotating mechanism comprises a rotating shaft penetrating through the shaft hole, and the rotating shaft is fixedly connected with the upper die.

3. The cutting tool according to claim 2, wherein the adjusting mechanism further comprises a first micro cylinder embedded in the lower die for driving the expansion bracket to move, and the cutting tool further comprises a control module electrically connected with the first micro cylinder.

4. The cutting tool according to claim 3, wherein a first sensor for sensing the height of the test sample is further arranged on the bottom surface of the positioning groove, and the first sensor is electrically connected with the control module.

5. The cutting tool according to claim 2, wherein the rotating mechanism further comprises a motor fixed on the upper die and used for driving the rotating shaft to rotate, and the cutting tool further comprises a control module electrically connected with the motor.

6. The cutting tool according to claim 1, further comprising a positioning module disposed in the positioning slot, the positioning module comprising at least two positioning mechanisms having movable clamping blocks to compress or release the sides of the test sample.

7. The cutting tool according to claim 6, wherein the positioning mechanism further comprises a second micro cylinder, the cutting tool comprises a control module electrically connected with the second micro cylinder, the second micro cylinder is provided with a second cylinder body fixed on the outer side wall of the lower die, a channel communicated with the outside and parallel to the axial direction of the second cylinder body is formed in the inner side wall of the positioning groove, the second micro cylinder is further provided with a second piston rod, one end of the second piston rod penetrates through the channel to be connected to the second cylinder body, and the other end of the second piston rod is connected to the clamping block to drive the clamping block to move.

8. The cutting tool according to claim 7, wherein the positioning module further comprises a second sensor arranged on the clamping block to sense the distance between the clamping block and the test sample, and the second sensor is electrically connected with the control module; the clamping block is provided with a buffer pad on one side close to the test sample.

9. The cutting tool according to claim 1, wherein the distance between any two adjacent cutter grooves is 10 mm; the cross section of the cutter groove is in an inverted trapezoid shape, the width of the upper side of the cutter groove is 1mm, and the width of the lower side of the cutter groove is 0.5 mm.

10. The cutting tool according to claim 1, wherein the bottom surface of the positioning groove is provided with scribing grooves corresponding to the cutter grooves one by one, and the depth of each scribing groove is 5 mm-10 mm; the bottom surface of the positioning groove is also provided with at least two vacuum suction grooves arranged between two adjacent scratching grooves.