A cutting sampler and cutting method for copper foil detection

Abstract

The application discloses a cutting sampler for copper foil detection and a cutting method, and belongs to the technical field of copper foil detection. The application discloses a cutting sampler for copper foil detection and a cutting method, and belongs to the technical field of copper foil detection. The application discloses a cutting sampler for copper foil detection and a cutting method, and belongs to the technical field of copper foil detection. The application discloses a cutting sampler for copper foil detection and a cutting method, and belongs to the technical field of copper foil detection. The application discloses a cutting sampler for copper foil detection and a cutting method, and belongs to the technical field of copper foil detection. The application discloses a cutting sampler for copper foil detection and a cutting method, and belongs to the technical field of copper foil detection. The application discloses a cutting sampler for copper foil detection and a cutting method, and belongs to the technical field of copper foil detection. The application discloses a cutting sampler for copper foil detection and a cutting method, and belongs to the technical field of copper foil detection. The application discloses a cutting sampler for copper foil detection and a cutting method, and belongs to the technical field of copper foil detection. The application discloses a cutting sampler for copper foil detection and a cutting method, and belongs to the technical field of copper foil detection. The application discloses a cutting sampler for copper foil detection and a cutting method, and belongs to the technical field of copper foil detection. The application discloses a cutting sampler for copper foil detection and a cutting method, and belongs to the technical field of copper foil detection. The application discloses a cutting sampler for copper foil detection and a cutting method, and belongs to the technical field of copper foil detection. The application discloses a cutting sampler for copper foil detection and a cutting method, and belongs to the technical field of copper foil detection. The application discloses a cutting sampler for copper foil detection and a cutting method, and belongs to the technical field of copper foil detection. The application discloses a cutting sampler for copper foil detection and a cutting method, and belongs to the technical field of copper foil detection. The application discloses a cutting sampler for copper foil detection and a cutting method, and belongs to the technical field of copper foil detection. The application discloses a cutting sampler for copper foil detection and a cutting method, and belongs to the technical field of copper foil detection. The application

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of copper foil detection, and particularly relates to a cutting sampler for copper foil detection and a cutting method. BACKGROUND

[0002] Copper foil is a kind of cathode electrolytic material, which is a thin and continuous metal foil deposited on the base layer of a circuit board and serves as a conductor of the PCB. The copper foil is easy to adhere to the insulating layer, accept the printed protective layer, and form a circuit pattern after corrosion.

[0003] In the production process of copper foil, detection is needed to ensure that the standard is met. During the detection, cutting and sampling are needed, and then the sample is detected. The existing cutting sampler (for example: CN218098360U) can only take one sample at a time, and the sampling efficiency is low. If the middle position of the copper foil needs to be taken, two cutting operations are needed, which is not convenient to operate. In addition, the two cutting operations are separated, which is easy to cause the copper foil to be offset and misaligned. Therefore, a new cutting sampler for copper foil detection is needed. SUMMARY

[0004] The purpose of the present application is to provide a cutting sampler for copper foil detection and a cutting method to solve the problem that the existing cutting sampler can only take one sample at a time, the sampling efficiency is low, and if the middle position of the copper foil needs to be taken, two cutting operations are needed, which is not convenient to operate, and the two cutting operations are separated, which is easy to cause the copper foil to be offset and misaligned.

[0005] To achieve the above purpose, the present application provides the following technical solutions:

[0006] The utility model provides a cutting sampler for copper foil detection, including the sampling base, the upper surface of sampling base is provided with a plurality of compression frames, the compression frame is screw mounted with compression screw rod, the top and bottom of compression screw rod are installed with handle and compression disc respectively, the compression frame of left and right opposite two mutually uses, a plurality of compression frames of one side fixed mounting on the upper surface of sampling base, the compression frame of other side movable setting on the upper surface of sampling base, the side of movable setting compression frame is fixedly installed with sliding plate, the outer surface of sliding plate is slidably installed with sliding frame, sliding frame is fixedly installed on the upper surface of sampling base, sliding lock rod is slidably installed on the sliding frame, the top of sliding lock rod is fixedly installed with operating disc, the surface of sliding plate is provided with a plurality of sliding lock grooves, the bottom of sliding lock rod is inserted in the inner wall of sliding lock groove, the side of sampling base is movably provided with lower support base, lower support base is screw mounted with locking bolt, the tail end of locking bolt is attached with the side of sampling base, upper support frame is rotatably installed on the lower support base, the inner wall of upper support frame is rotatably installed with two -way threaded rod, one end of two -way threaded rod is fixedly installed with hand wheel, the two threaded outer surfaces of two -way threaded rod are screw installed with threaded plate, the side of threaded plate is fixedly installed with connecting plate, the side of connecting plate is fixedly installed with cutter protection shell, sampling cutter is movably arranged in cutter protection shell.

[0007] By setting the sampling base in cooperation with the plurality of compression frames, using the left and right opposite two compression frames in cooperation with the compression screw rod and the compression disc, the compression operation of the plurality of copper foil strips can be realized, and the synchronous cutting sampling of the plurality of samples can be realized by the up-down movement of the sampling cutter, the cutting sampling efficiency is improved, and by using the upper support frame in cooperation with the lower support base, the lower support base can be adjusted in position left and right, in cooperation with the two sampling cutters, the middle position of the copper foil can be sampled, and the sampling position can be adjusted, by movably arranging the compression frame on one side on the sampling base, the distance between the left and right opposite two compression frames can be adjusted, so that the compression and fixation of the copper foil strips of different lengths are satisfied, the use universality is improved, by setting the two-way threaded rod in cooperation with the threaded plate, the distance between the two cutter protection shells can be adjusted, and then the distance between the two sampling cutters can be adjusted, so that the sampling length of different lengths is satisfied, and the upper support frame can be rotated relative to the lower support base, the lower support base is rotated to be opened when the copper foil strip is placed, so that the operation is convenient, by setting the cutter protection shell in cooperation with the sliding column and the spring two, the cutter protection shell has a protection effect on the sampling cutter, so that the safety hidden danger existing outside the sampling cutter is avoided, when the cutting operation is needed, the sampling cutter is moved downward out of the cutter protection shell to realize sampling, and the operation is convenient.

[0008] As a preferred implementation, the pressing frame is fixedly installed with an L-shaped sliding bar on the side, and the upper surface of the sampling base is provided with an L-shaped sliding groove for the L-shaped sliding bar to slide.

[0009] By the above scheme, the L-shaped sliding bar is arranged to slide in the L-shaped sliding groove, so that the movement stability of the movable pressing frame is ensured, and the phenomenon of the sampling base during sliding adjustment is avoided.

[0010] As a preferred implementation, the outer part of the sliding lock rod is sleeved with a spring I, and the two ends of the spring I are fixedly connected with the opposite surfaces of the sliding frame and the operation disc.

[0011] By the above scheme, the spring I is arranged to deform when the sliding lock rod is separated from the sliding lock groove, so that the spring I is used to drive the sliding lock rod to slide and reset into the sliding lock groove, and the sliding locking operation convenience is improved.

[0012] As a preferred implementation, the surface of the lower support base is fixedly installed with a trapezoidal sliding bar, the surface of the sampling base is provided with a trapezoidal sliding groove, and the trapezoidal sliding bar is slidingly installed on the inner wall of the trapezoidal sliding groove.

[0013] By the above scheme, the trapezoidal sliding bar is used in cooperation with the trapezoidal sliding groove, so that the stable sliding of the lower support base is ensured, and the separation between the lower support base and the sampling base is avoided.

[0014] As a preferred implementation, the side of the upper support frame is fixedly installed with a limiting plate, and the limiting plate is arranged on the upper surface of the sampling base.

[0015] By the above scheme, the limiting plate is arranged to have a supporting effect, so that the upper support frame can maintain good position stability.

[0016] As a preferred implementation, the inner wall of the upper support frame is fixedly installed with a plurality of guide rods, and the threaded plate is slidingly installed on the outer surface of the plurality of guide rods.

[0017] By the above scheme, the guide rods are arranged to have a supporting and guiding effect on the threaded plate, so that the movement and tilting of the threaded plate under the rotating action of the bidirectional threaded rod are prevented, and the good levelness of the tool protection shell is ensured.

[0018] As a preferred implementation, the upper surface of the tool protection shell is slidingly installed with a plurality of sliding columns, the top end of the sliding column is fixedly installed with an operation plate, the bottom end of the sliding column is fixedly connected with the sampling knife, and a plurality of springs II are fixedly installed between the operation plate and the tool protection shell.

[0019] Adopting the above scheme, the slide column can drive the sampling cutter to move downward and out of the cutter protection shell by pressing the operation plate downward, and then cutting and sampling are realized, and at this time, spring two is deformed, so that the sampling cutter can be quickly reset into the cutter protection shell by the elastic force of spring two after the pressing of the operation plate is released, and the operation convenience is improved.

[0020] A copper foil cutting method using the cutting sampler for copper foil detection, comprising the following steps:

[0021] S100, in use, first rotate and unfold the upper support frame, so that the upper support frame is rotated to be misaligned with the sampling base at the upper part of the upper support frame;

[0022] S200, then adjust the position of the movably arranged compression frame according to the length of the copper foil strip to be cut and sampled, adjust the operation disc when pulling, the operation disc drives the slide lock rod to move out of the slide lock groove, at this time, spring one is deformed and the movably arranged compression frame is unlocked, hold the movably arranged compression frame and move it left and right to adjust the position, release the operation disc after adjusting to the required position, and the elastic force of spring one drives the slide lock rod to reset and insert into the opposite slide lock groove, to realize locking;

[0023] S300, then put the two ends of the copper foil strip into the left and right opposite compression frames in sequence, rotate the compression lead screw to drive the compression disc to move downward, to realize the compression and fixation of the copper foil strip;

[0024] S400, then adjust the sampling position according to the sampling needs, release the locking bolt when adjusting, at this time, the lower support base is unlocked and can slide left and right, slide to the required position and screw in the locking bolt, at this time, the lower support base is locked;

[0025] S500, then rotate the upper support frame in reverse, so that the cutter protection shell is located directly above the sampling base;

[0026] S600, then adjust the distance between the two sampling cutters according to the sampling length needs, rotate the bidirectional threaded rod when adjusting, and then drive the two threaded plates to move closer or farther away from each other, so as to drive the two cutter protection shells to move closer or farther away from each other, and then adjust the distance between the sampling cutters in the two cutter protection shells, stop rotating the bidirectional threaded rod after adjusting;

[0027] S700, then press the operation plate with both hands, the operation plate drives the slide column to move downward, and then drives the sampling cutter to move downward to realize sampling, release the operation plate with the hands after sampling is completed, at this time, the elastic force of spring two drives the sampling cutter to move upward and reset into the cutter protection shell.

[0028] Compared with the prior art, the beneficial effects of the present application are:

[0029] The cutting sampler for copper foil detection is provided with a sampling base and multiple pressing frames, and utilizes two pressing frames opposite to each other, a pressing screw rod and a pressing disc to realize the pressing operation of multiple copper foil strips, and utilizes the up-down movement of the sampling knife to realize the synchronous cutting sampling of multiple samples, thereby improving the cutting sampling efficiency, and utilizes the upper support frame and the lower support base, the lower support base is movable left and right to adjust the position, and cooperates with the two sampling knives to sample the middle position of the copper foil, and the sampling position is adjustable;

[0030] The cutting sampler for copper foil detection is provided with a sampling base and multiple pressing frames, and utilizes two pressing frames opposite to each other, a pressing screw rod and a pressing disc to realize the pressing operation of multiple copper foil strips, and utilizes the up-down movement of the sampling knife to realize the synchronous cutting sampling of multiple samples, thereby improving the cutting sampling efficiency, and utilizes the upper support frame and the lower support base, the lower support base is movable left and right to adjust the position, and cooperates with the two sampling knives to sample the middle position of the copper foil, and the sampling position is adjustable;

[0031] The cutting sampler for copper foil detection is provided with a sampling base and multiple pressing frames, and utilizes two pressing frames opposite to each other, a pressing screw rod and a pressing disc to realize the pressing operation of multiple copper foil strips, and utilizes the up-down movement of the sampling knife to realize the synchronous cutting sampling of multiple samples, thereby improving the cutting sampling efficiency, and utilizes the upper support frame and the lower support base, the lower support base is movable left and right to adjust the position, and cooperates with the two sampling knives to sample the middle position of the copper foil, and the sampling position is adjustable; BRIEF DESCRIPTION OF DRAWINGS

[0032] Figure 1 It is a structural schematic view of the present application;

[0033] Figure 2 It is a structural schematic view of the present application from another angle;

[0034] Figure 3 It is a structural schematic view of the movable pressing frame, sliding frame and sliding plate of the present application;

[0035] Figure 4 It is a structural schematic view of the sliding frame of the present application;

[0036] Figure 5 It is a structural schematic view of the lower support base and the upper support frame of the present application;

[0037] Figure 6 It is a structural schematic view of the bidirectional screw rod, the threaded plate and the tool protection shell of the present application;

[0038] Figure 7 It is a structural schematic view of the tool protection shell of the present application.

[0039] In the figure: 1, sampling base; 2, pressing frame; 3, pressing screw; 4, pressing disc; 5, sliding plate; 6, sliding frame; 7, sliding lock rod; 8, operation disc; 9, lower support base; 10, upper support frame; 11, locking bolt; 12, two-way threaded rod; 13, threaded plate; 14, connecting plate; 15, tool protective shell; 16, sampling knife; 17, L-shaped slide; 18, spring I; 19, trapezoidal slide; 20, limiting plate; 21, guide rod; 22, sliding column; 23, operation plate; 24, spring II. DETAILED DESCRIPTION

[0040] Please refer to Figures 1-7 The application provides a cutting sampler for copper foil detection, which comprises a sampling base 1, the upper surface of the sampling base 1 is provided with a plurality of pressing frames 2, the pressing frames 2 are threadedly provided with pressing screws 3, the top end and the bottom end of the pressing screw 3 are respectively provided with a handle and a pressing disc 4, and the left and right two pressing frames 2 are used in cooperation with each other, a plurality of pressing frames 2 on one side are fixedly installed on the upper surface of the sampling base 1, and the pressing frames 2 on the other side are movably arranged on the upper surface of the sampling base 1, the sliding plate 5 is fixedly installed on the side surface of the movable pressing frame 2, the sliding frame 6 is slidably installed on the outer surface of the sliding plate 5, the sliding frame 6 is fixedly installed on the upper surface of the sampling base 1, the sliding lock rod 7 is slidably installed on the sliding frame 6, the operation disc 8 is fixedly installed on the top end of the sliding lock rod 7, a plurality of sliding lock grooves are formed in the surface of the sliding plate 5, the bottom end of the sliding lock rod 7 is inserted into the inner wall of the sliding lock groove, the lower support base 9 is movably arranged on the side surface of the sampling base 1, the locking bolt 11 is threadedly installed on the lower support base 9, the tail end of the locking bolt 11 is attached to the side surface of the sampling base 1, the upper support frame 10 is rotatably installed on the lower support base 9, the two-way threaded rod 12 is rotatably installed in the inner wall of the upper support frame 10, the hand wheel is fixedly installed on one end of the two-way threaded rod 12, the threaded plates 13 are threadedly installed on the threaded outer surfaces of the two-way threaded rod 12, the connecting plate 14 is fixedly installed on the side surface of the threaded plate 13, the tool protective shell 15 is fixedly installed on the side surface of the connecting plate 14, and the sampling knife 16 is movably arranged in the tool protective shell 15.

[0041] The sampling base 1 is matched with multiple pressing frames 2, the two pressing frames 2 opposite to each other are matched with the pressing screw 3 and the pressing disc 4, the pressing operation of multiple copper foil strips can be realized, the synchronous cutting sampling of multiple samples is realized by the up-down movement of the sampling knife 16, the cutting sampling efficiency is improved, the upper support frame 10 is matched with the lower support base 9, the lower support base 9 can be adjusted in position left and right, the sampling of the middle position of the copper foil can be realized by the two sampling knives 16, the sampling position can be adjusted, the pressing frame 2 on one side is movably arranged on the sampling base 1, so that the distance between the two pressing frames 2 opposite to each other can be adjusted, the pressing and fixing of the copper foil strips with different lengths are satisfied, the use universality is improved, the distance between the two cutter protection shells 15 can be adjusted by the two-way threaded rod 12 matched with the threaded plate 13, so that the distance between the two sampling knives 16 can be adjusted, the sampling length with different lengths is satisfied, the upper support frame 10 can rotate relative to the lower support base 9, the lower support base 9 is rotated to be opened when the copper foil strip is placed, the operation is convenient, the cutter protection shell 15 is matched with the sliding column 22 and the spring two 24, the cutter protection shell 15 has a protection effect on the sampling knife 16, the safety hidden danger of the sampling knife 16 outside is avoided, the sampling knife 16 moves downward out of the cutter protection shell 15 to realize sampling when cutting is needed, and the operation is convenient.

[0042] The L-shaped sliding strip 17 is movably arranged on the side surface of the pressing frame 2, the upper surface of the sampling base 1 is provided with an L-shaped sliding groove for the L-shaped sliding strip 17, the L-shaped sliding strip 17 is arranged in the L-shaped sliding groove, the movement stability of the movably arranged pressing frame 2 is good, and the sampling base 1 is not separated during sliding adjustment.

[0043] The spring one 18 is arranged outside the sliding lock rod 7, the two ends of the spring one 18 are fixedly connected with the opposite surfaces of the sliding frame 6 and the operation disc 8, the spring one 18 is deformed when the sliding lock rod 7 is separated from the sliding lock groove, so that the spring force of the spring one 18 can drive the sliding lock rod 7 to slide and reset to be inserted into the sliding lock groove, and the sliding locking operation convenience is improved.

[0044] The trapezoidal sliding strip 19 is fixedly arranged on the surface of the lower support base 9, the surface of the sampling base 1 is provided with a trapezoidal sliding groove, and the trapezoidal sliding strip 19 is slidably arranged on the inner wall of the trapezoidal sliding groove, the trapezoidal sliding strip 19 is matched with the trapezoidal sliding groove, the stable sliding of the lower support base 9 is guaranteed, and the separation between the lower support base 9 and the sampling base 1 is avoided.

[0045] The limiting plate 20 is fixedly arranged on the side surface of the upper support frame 10, and the limiting plate 20 is arranged on the upper surface of the sampling base 1. The limiting plate 20 can provide a supporting effect, so that the upper support frame 10 can maintain good positional stability.

[0046] The inner wall of the upper support frame 10 is fixedly provided with a plurality of guide rods 21, and the threaded plate 13 is slidably arranged on the outer surface of the guide rods 21. The guide rods 21 serve as a support and guide for the threaded plate 13, preventing the threaded plate 13 from tilting and moving due to the rotation of the bidirectional threaded rod 12, thereby ensuring the good levelness of the tool protective shell 15.

[0047] The upper surface of the tool protective shell 15 is slidably provided with a plurality of sliding columns 22, the top end of the sliding column 22 is fixedly provided with an operating plate 23, the bottom end of the sliding column 22 is fixedly connected with the sampling knife 16, a plurality of spring 24 is fixedly arranged between the operating plate 23 and the tool protective shell 15. By pressing the operating plate 23 downward, the sliding column 22 can drive the sampling knife 16 to move downward and out of the tool protective shell 15, thereby realizing cutting and sampling. At this time, the spring 24 is deformed, so that after the pressing of the operating plate 23 is released, the spring 24 can drive the sampling knife 16 to quickly reset into the tool protective shell 15, improving the operation convenience.

[0048] In use, first, the upper support frame 10 is rotated and unfolded, so that the upper support frame 10 is rotated to be misaligned with the sampling base 1 at the upper part of the upper support frame 10. Then, the position of the movably arranged pressing frame 2 is adjusted according to the length of the copper foil strip to be cut and sampled. During the adjustment, the operating disc 8 is pulled to drive the sliding lock rod 7 to move out of the sliding lock slot. At this time, the spring 18 is deformed and the movably arranged pressing frame 2 is unlocked. The movably arranged pressing frame 2 is moved left and right to adjust the position. After the position is adjusted to the desired position, the operating disc 8 is released. The spring 18 drives the sliding lock rod 7 to reset and insert into the opposite sliding lock slot, achieving locking. Then, the copper foil strip is sequentially placed into the opposite pressing frames 2. The pressing screw 3 is rotated to drive the pressing disc 4 to move downward, achieving the pressing and fixing of the copper foil strip. Then, the sampling position is adjusted according to the sampling needs. During the adjustment, the locking bolt 11 is unscrewed. At this time, the lower support base 9 is unlocked and can slide left and right. After the lower support base 9 is slid to the desired position, the locking bolt 11 is screwed in. At this time, the lower support base 9 is locked. Then, the upper support frame 10 is reversely rotated, so that the tool protective shell 15 is located directly above the sampling base 1. Then, the distance between the two sampling knives 16 is adjusted according to the sampling length needs. During the adjustment, the bidirectional threaded rod 12 is rotated, thereby driving the two threaded plates 13 to relatively approach or move away from each other, so as to drive the two tool protective shells 15 to relatively approach or move away from each other, thereby adjusting the distance between the sampling knives 16 in the two tool protective shells 15. After the adjustment is completed, the bidirectional threaded rod 12 is stopped. Then, the operating plates 23 are pressed by two hands, respectively. The operating plate 23 drives the sliding column 22 to move downward, thereby driving the sampling knife 16 to move downward to achieve sampling. After the sampling is completed, the hands are released from the operating plate 23. At this time, the spring 24 drives the sampling knife 16 to move upward to reset into the tool protective shell 15.

Claims

1. A cutting and sampling device for copper foil inspection, characterized in that: The sampling base (1) includes a sampling base (1) with several clamping frames (2) on its upper surface. Each clamping frame (2) is threaded with a clamping screw (3). The top and bottom ends of the clamping screw (3) are respectively fitted with a handle and a clamping plate (4). Two clamping frames (2) on opposite sides cooperate with each other. Several clamping frames (2) on one side are fixedly installed on the upper surface of the sampling base (1), while the clamping frame (2) on the other side is movably mounted on the upper surface of the sampling base (1). A sliding plate (5) is fixedly installed on the side of the movably mounted clamping frame (2). A sliding frame (6) is slidably mounted on the outer surface of the sliding plate (5). The sliding frame (6) is fixedly installed on the upper surface of the sampling base (1). A sliding locking rod (7) is slidably mounted on the sliding frame (6). An operating disc (8) is fixedly mounted on the top end of the sliding locking rod (7). 5) has several sliding lock grooves on its surface. The bottom end of the sliding lock rod (7) is inserted into the inner wall of the sliding lock groove. The sampling base (1) has a lower support seat (9) movably arranged on its side. A locking bolt (11) is threaded on the lower support seat (9). The tail end of the locking bolt (11) is in contact with the side of the sampling base (1). An upper support frame (10) is rotatably installed on the lower support seat (9). A bidirectional threaded rod (12) is rotatably installed on the inner wall of the upper support frame (10). A handwheel is fixedly installed at one end of the bidirectional threaded rod (12). Threaded plates (13) are threadedly installed on the outer surfaces of the two sections of the bidirectional threaded rod (12). A connecting plate (14) is fixedly installed on the side of the threaded plate (13). A knife protective shell (15) is fixedly installed on the side of the connecting plate (14). A sampling knife (16) is movably arranged inside the knife protective shell (15).

2. The cutting and sampling device for copper foil inspection according to claim 1, characterized in that: The clamping frame (2) of the activity setting is fixedly installed with an L-shaped slide bar (17) on its side, and the upper surface of the sampling base (1) is provided with an L-shaped groove for the L-shaped slide bar (17) to slide.

3. The cutting and sampling device for copper foil inspection according to claim 1, characterized in that: The sliding lock rod (7) is fitted with a spring (18), and the two ends of the spring (18) are fixedly connected to the opposite surfaces of the sliding frame (6) and the operation panel (8), respectively.

4. The cutting and sampling device for copper foil inspection according to claim 1, characterized in that: The lower support base (9) is fixedly installed with a trapezoidal slide bar (19), and the sampling base (1) has a trapezoidal groove on its surface. The trapezoidal slide bar (19) is slidably installed on the inner wall of the trapezoidal groove.

5. The cutting and sampling device for copper foil inspection according to claim 1, characterized in that: A limiting plate (20) is fixedly installed on the side of the upper support frame (10), and the limiting plate (20) is attached to the upper surface of the sampling base (1).

6. The cutting and sampling device for copper foil inspection according to claim 1, characterized in that: The inner wall of the upper support frame (10) is fixedly installed with several guide rods (21), and the threaded plate (13) is slidably installed on the outer surface of the several guide rods (21).

7. The cutting and sampling device for copper foil inspection according to claim 1, characterized in that: The upper surface of the cutter protective shell (15) is slidably mounted with several sliding columns (22), the top of the sliding column (22) is fixedly mounted with an operating plate (23), the bottom of the sliding column (22) is fixedly connected to the sampling knife (16), and several springs (24) are fixedly mounted between the operating plate (23) and the cutter protective shell (15).

8. A method for cutting copper foil, characterized in that, It uses a cutting sampler for copper foil inspection as described in any one of claims 1 to 7 to cut the copper foil, which includes the following steps: When using S100, first rotate and unfold the upper support frame so that the upper part of the upper support frame is offset from the sampling base. S200, then adjust the position of the movable clamping frame according to the length of the copper foil strip to be cut and sampled. When adjusting, pull the operating plate, the operating plate drives the sliding lock rod to move away from the sliding lock groove. At this time, the spring one deforms and the movable clamping frame is unlocked. Hold the movable clamping frame and move it left and right to adjust the position. After adjusting to the desired position, release the operating plate. Use the elastic force of the spring one to drive the sliding lock rod to reset and insert into the corresponding sliding lock groove to achieve locking. S300, then place both ends of the copper foil strip into the left and right opposite clamping frames in sequence, rotate the clamping screw to drive the clamping plate to move downward, and realize the clamping and fixing of the copper foil strip; S400, then adjust the sampling position according to the sampling needs. When adjusting, unscrew the locking bolt. At this time, the lower support seat is unlocked and can slide left and right. After sliding to the required position, screw in the locking bolt. At this time, the lower support seat is locked. S500, then rotate the upper support frame in the opposite direction so that the upper support frame is rotated until the tool protective shell is directly above the sampling base; S600, then adjust the distance between the two sampling blades according to the required sampling length. When adjusting, rotate the bidirectional threaded rod to drive the two threaded plates closer or further apart, thereby driving the two tool protective shells closer or further apart, thus achieving the adjustment of the distance between the sampling blades inside the two tool protective shells. After adjustment, stop rotating the bidirectional threaded rod. S700, then press the control panel with both hands respectively. The control panel drives the sliding column to move downward, which in turn drives the sampling knife to move downward to achieve sampling. After sampling is completed, release the control panel with your hands. At this time, the elastic force of the second spring will drive the sampling knife to move upward and reset and retract into the knife protective shell.

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