Precise slotting device for test piece for multilayer board detection

Abstract

The utility model discloses a test piece precise slotting device for multilayer board detection, which comprises a cutting mechanism, a sample injection mechanism, a shaft linkage mechanism and a test piece automatic sample injection mechanism, the shaft linkage mechanism adopts a highly integrated saw blade to be finely adjusted up and down and back and forth, and the shaft linkage mechanism comprises a positive and negative tooth screw rod and a vertical screw rod; the cutting saw blade is mounted at the motor end and arranged on a supporting platform of the fixing piece, and the supporting platform is matched with the positive and negative tooth lead screw through a screw hole of a sliding table; a longitudinal limiting groove is formed in the sliding table, the supporting platform achieves longitudinal displacement through cooperation of a screw hole and a vertical screw rod, the cutting mechanism is arranged on a main supporting plate, and the main supporting plate can overall move up and down. The upper cutting mechanism and the lower cutting mechanism are integrated through the shaft linkage mechanism, the overall structure is stable, and when cutting operation is carried out, the saw blade keeps the original moving track when subjected to reverse acting force, so that the grooving precision of a test piece is guaranteed.

Description

Technical Field

[0001] The utility model relates to the field of detection devices, in particular to a test piece precision slotting device for multilayer board detection. Background Art

[0002] In the artificial board testing industry, one of the important indicators for the testing of multilayer boards is the testing of bonding strength, and the national standards implemented are GB / T9846 and GB / T17657. The testing of this project first requires the preparation of test pieces. The standard has very high requirements for the preparation technology of test pieces, mainly the control of slot width, parallelism of slots and depth. The current existing technology uses a cutting saw blade to control the cutting method alone, and the test pieces produced cannot meet the standard requirements, mainly because the slot width and parallelism of slots are unqualified, and the qualified rate of test pieces is very low. Utility Model Content

[0003] In order to overcome the shortcomings and deficiencies of the prior art, the utility model provides a precision grooving device for test specimens for multilayer board testing, which solves the technical problem of low test specimen preparation qualification rate caused by saw blade shaking or test specimen sliding or deformation under force during test specimen preparation in the prior art.

[0004] The utility model achieves the above-mentioned purpose through the following technical solutions: a precision grooving device for test pieces for multi-layer board testing, including a cutting mechanism, the cutting mechanism including an upper cutting mechanism, a lower cutting mechanism, and an axis linkage mechanism, the axis linkage mechanism including positive and negative threaded screws, the upper cutting mechanism is fixed on a first fixing member, the first fixing member has a first screw hole, the lower cutting mechanism is fixed on a second fixing member, the second fixing member has a second screw hole, the first screw hole and the second screw hole respectively cooperate with the positive and negative threaded screws.

[0005] Preferably, the positive and negative thread screw comprises a positive thread screw rod portion and a negative thread screw rod portion, the first screw hole cooperates with the positive thread screw rod portion, and the second screw hole cooperates with the negative thread screw rod portion.

[0006] Preferably, the first fixing member has a first slide and a first supporting platform, the second fixing member has a second slide and a second supporting platform, a first mounting portion is provided on the first supporting platform, the upper cutting mechanism is fixedly mounted on the first mounting portion, a second mounting portion is provided on the second supporting platform, and the lower cutting mechanism is fixedly mounted on the second mounting portion.

[0007] Preferably, the shaft linkage mechanism further comprises a vertical screw rod, the first fixing member comprises a third screw hole cooperating with the vertical screw rod, and the first slide platform comprises a longitudinal limiting groove.

[0008] Preferably, the shaft linkage mechanism further comprises a vertical screw rod, the second fixing member comprises a fourth screw hole cooperating with the vertical screw rod, and the second slide platform comprises a longitudinal limiting groove.

[0009] Preferably, a main support plate is further included, and the cutting mechanism is placed as a whole on the main support plate, and the main support plate is displaced up and down by a screw rod.

[0010] Preferably, it further comprises a sample feeding mechanism, wherein the sample feeding mechanism comprises a sample clamping plate, and the sample clamping plate has a long strip through hole for the upper cutting mechanism and the lower cutting mechanism to pass through.

[0011] Preferably, the through hole comprises a first through hole and a second through hole, and a support bar is arranged between the first through hole and the second through hole.

[0012] Preferably, the sample feeding mechanism further comprises a specimen fixing structure, and the specimen fixing structure has an anti-slip portion.

[0013] Preferably, the anti-slip portion has an inclined angle.

[0014] Compared with the prior art, the beneficial effects obtained by the utility model are:

[0015] The utility model discloses a precision slotting device for a multilayer board inspection specimen, comprising a cutting mechanism and a feeding mechanism, a highly integrated shaft linkage mechanism for fine-tuning a saw blade up and down and front and back and an automatic specimen feeding mechanism, the shaft linkage mechanism comprising positive and negative screw rods and a vertical screw rod, the cutting saw blade is mounted on a support platform on a motor end that is placed on a fixing member, the support platform cooperates with the positive and negative screw rods through a screw hole of a slide table; a longitudinal limit groove is arranged on the slide table, the support platform realizes longitudinal displacement through the cooperation of the screw hole and the vertical screw rod, the cutting mechanism is placed on a general support plate, and the general support plate can be displaced up and down as a whole; the upper and lower cutting mechanisms are integrated through the shaft linkage mechanism, the overall structure is stable, and when performing a cutting operation, the saw blade maintains its original running track when subjected to a reverse force, thereby ensuring the accuracy of specimen slotting; the technical problem of low specimen preparation qualification rate caused by the shaking of the saw blade during slotting in the prior art is solved, and the specimen slotting width and the parallelism of the slot mouth meet the standard, the qualification rate is high, and the specimen slotting efficiency is high.

[0016] An automatic sampling mechanism is adopted, and the automatic sampling mechanism includes a specimen clamping plate and a specimen fixing structure. The specimen clamping plate is provided with a first long through hole and a second through hole for the upper cutting mechanism and the lower cutting mechanism to pass through. A support bar is arranged between the first through hole and the second through hole, which is used to prevent the specimen from being deformed due to vertical pressure during slotting. The specimen fixing structure includes an anti-slip portion with an inclined angle, which is used to fix and clamp the specimen, and is stable and does not slide when subjected to external cutting force. The technical problem in the prior art that the specimen itself is deformed or slides due to external force when slotting the specimen affects the slotting accuracy, has the beneficial effect of reducing the risk of deformation and sliding of the specimen due to force, and improving the slotting accuracy. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0018] Figure 1 The utility model shows a schematic diagram of positive and negative threaded screws and fixing parts of a precision slotting device for testing a multilayer board.

[0019] Figure 2 The utility model shows a front view of the cutting mechanism of the precision grooving device for testing multilayer boards.

[0020] Figure 3 The utility model shows a schematic diagram of a test piece clamping plate of a test piece precision grooving device for testing multilayer boards.

[0021] Figure markings: 1-upper cutting mechanism; 11-upper saw blade; 2-lower cutting mechanism; 21-lower saw blade; 3-positive and negative threaded screw rods; 31-positive threaded screw rod portion; 32-negative threaded screw rod portion; 4-first fixing member; 41-first screw hole; 42-first slide; 421-limiting groove; 43-first supporting platform; 44-third screw hole; 5-second fixing member; 51-second screw hole; 52-second slide; 53-second supporting platform; 6-vertical screw; 7-total supporting plate; 8-specimen clamping plate; 81-support bar; 9-through hole; 91-first through hole; 92-second through hole; 10-specimen fixing structure; 101-anti-slip portion. DETAILED DESCRIPTION

[0022] The present invention is further described below in conjunction with the drawings and specific embodiments of the specification, but the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] Example 1

[0024] Please see attached Figure 1 To Attachment Figure 3 A precision slotting device for testing a multilayer board, comprising a cutting mechanism and a sample feeding mechanism, wherein the cutting mechanism comprises an upper cutting mechanism 1, a lower cutting mechanism 2, and an axis linkage mechanism, wherein the axis linkage mechanism comprises a positive and negative threaded screw rod 3 and a vertical screw rod 6, wherein the positive and negative threaded screw rod 3 comprises a positive threaded screw rod portion 31 and a negative threaded screw rod portion 32, wherein the upper cutting mechanism 1 is fixed to a first fixing member 4, wherein the first fixing member 4 has a first screw hole 41, wherein the first screw hole 41 cooperates with the positive threaded screw rod portion 31, wherein the lower cutting mechanism 2 is fixed to a second fixing member 5, wherein the second fixing member 5 has a second screw hole 51, wherein the second screw hole 51 cooperates with the negative threaded screw rod portion 32, wherein the positive and negative threaded screw rod 3 has a screw knob, When the screw knob is rotated, the first fixing member 4 and the second fixing member 5 respectively drive the upper cutting mechanism 1 and the lower cutting mechanism 2 to move closer or farther away synchronously and at the same distance; the first fixing member 4 has a first slide 42 and a first support platform 43, the second fixing member 5 has a second slide 52 and a second support platform 53, the first support platform 43 is provided with a first mounting portion, the upper cutting mechanism 1 is fixedly mounted on the first mounting portion, the second support platform 53 is provided with a second mounting portion, the lower cutting mechanism 2 is fixedly mounted on the second mounting portion; it also includes a total support plate 7, the cutting mechanism is placed as a whole on the total support plate 7, and the total support plate 7 is displaced up and down by a screw.

[0025] Furthermore, the first fixing member 4 has a third screw hole 44 matched with the vertical screw rod 6 , and the first slide platform has a longitudinal limiting groove 421 .

[0026] Furthermore, the sample feeding mechanism includes a specimen clamping plate 8 and a specimen fixing structure 10, the upper cutting mechanism 1 includes an upper saw blade 11, the lower cutting mechanism 2 includes a lower saw blade 21, the specimen clamping plate 8 has a long strip through hole 9 for the upper saw blade 11 and the lower saw blade 21 to pass through, the through hole 9 includes a first through hole 91 and a second through hole 92, and a support bar 81 is arranged between the first through hole 91 and the second through hole 92; the specimen fixing structure 10 has an anti-slip portion 101, the anti-slip portion 101 is a contact surface with the specimen, the anti-slip portion 101 has transverse anti-slip stripes, the anti-slip portion is a concave arc surface as a whole, and the bottom plane of the specimen fixing structure is the most concave part of the concave arc surface.

[0027] Furthermore, a center line of a cross-sectional distance between the upper saw blade 11 and the lower saw blade 21 coincides with a center line of the support bar 81 .

[0028] When grooving, the overall cutting mechanism is positioned through the main support plate to determine the position of the lower saw blade; the upper saw blade is displaced to the target position through the vertical screw; the distance between the upper and lower saw blade sections can be quickly changed and positioned through the positive and negative screw rods to meet the standard requirements for time grooving. The overall cutting system is highly integrated and operates in linkage, which solves the technical problem of shaking of the single cutting mechanism during grooving; the automatic sampling mechanism transports the specimen pallet with the specimen to the upper and lower saw blades of the cutting mechanism through a stepper motor, and the upper and lower saw blades perform grooving operations on the upper and lower surfaces of the specimen. The precision grooving device for multilayer board testing specimens uses a display screen and button combination to facilitate data display and brake control, and can achieve precise control.

[0029] Example 2

[0030] A precision slotting device for testing a multilayer board, comprising a cutting mechanism and a sample feeding mechanism, wherein the cutting mechanism comprises an upper cutting mechanism 1, a lower cutting mechanism 2, and an axis linkage mechanism, wherein the axis linkage mechanism comprises a positive and negative threaded screw rod 3 and a vertical screw rod 6, wherein the positive and negative threaded screw rod 3 comprises a positive threaded screw rod portion 31 and a negative threaded screw rod portion 32, wherein the upper cutting mechanism 1 is fixed to a first fixing member 4, wherein the first fixing member 4 has a first screw hole 41, wherein the first screw hole 41 cooperates with the positive threaded screw rod portion 31, wherein the lower cutting mechanism 2 is fixed to a second fixing member 5, wherein the second fixing member 5 has a second screw hole 51, wherein the second screw hole 51 cooperates with the negative threaded screw rod portion 32, wherein the positive and negative threaded screw rod 3 has a screw knob, when When the screw knob is rotated, the first fixing member 4 and the second fixing member 5 respectively drive the upper cutting mechanism 1 and the lower cutting mechanism 2 to move closer or farther synchronously and at the same distance; the first fixing member 4 has a first slide 42 and a first support platform 43, the second fixing member 5 has a second slide 52 and a second support platform 53, the first support platform 43 is provided with a first mounting portion, the upper cutting mechanism 1 is fixedly mounted on the first mounting portion, the second support platform 53 is provided with a second mounting portion, the lower cutting mechanism 2 is fixedly mounted on the second mounting portion; it also includes a total support plate 7, the cutting mechanism is placed as a whole on the total support plate 7, and the total support plate 7 is displaced up and down by a screw.

[0031] Furthermore, the second fixing member 5 has a fourth screw hole matched with the vertical screw rod 6 , and the second slide platform has a longitudinal limiting groove 421 .

[0032] Furthermore, the sample feeding mechanism includes a specimen clamping plate 8 and a specimen fixing structure 10, the upper cutting mechanism 1 includes an upper saw blade 11, the lower cutting mechanism 2 includes a lower saw blade 21, the specimen clamping plate 8 has a long strip through hole 9 for the upper saw blade 11 and the lower saw blade 21 to pass through, the through hole 9 includes a first through hole 91 and a second through hole 92, and a support bar 81 is arranged between the first through hole 91 and the second through hole 92; the specimen fixing structure 10 has an anti-slip portion 101, the anti-slip portion 101 is a contact surface with the specimen, the anti-slip portion 101 has transverse anti-slip stripes, the anti-slip portion is a concave arc surface as a whole, and the bottom plane of the specimen fixing structure is the most concave part of the concave arc surface.

[0033] Furthermore, a center line of a cross-sectional distance between the upper saw blade 11 and the lower saw blade 21 coincides with a center line of the support bar 81 .

[0034] When grooving, the overall cutting mechanism is positioned through the main support plate to determine the position of the upper saw blade; the lower saw blade is displaced to the target position through the vertical screw; the distance between the upper and lower saw blade sections can be quickly changed and positioned through the positive and negative screw rods to meet the standard requirements for time grooving. The overall cutting system is highly integrated and operates in linkage, which solves the technical problem of shaking of the single cutting mechanism during grooving; the automatic sampling mechanism transports the specimen pallet with the specimen to the upper and lower saw blades of the cutting mechanism through a stepper motor, and the upper and lower saw blades perform grooving operations on the upper and lower surfaces of the specimen. The precision grooving device for multilayer board testing specimens uses a display screen and button combination to facilitate data display and brake control, and can achieve precise control.

[0035] The above examples are only specific embodiments of the present invention. Obviously, the present invention is not limited to the above examples, and there are many similar modifications. All modifications that can be directly derived or associated with the content disclosed by ordinary technicians in this field should be considered as the scope of protection of the present invention.

Claims

1. A precision slotting device for testing a multilayer board, characterized in that: The invention comprises a cutting mechanism, wherein the cutting mechanism comprises an upper cutting mechanism (1), a lower cutting mechanism (2), and an axis linkage mechanism, wherein the axis linkage mechanism comprises a positive and negative threaded rod (3), wherein the upper cutting mechanism (1) is fixed on a first fixing member (4), wherein the first fixing member (4) has a first screw hole (41), and wherein the lower cutting mechanism (2) is fixed on a second fixing member (5), wherein the second fixing member (5) has a second screw hole (51), and wherein the first screw hole (41) and the second screw hole (51) respectively cooperate with the positive and negative threaded rod (3).

2. The device for precisely grooving a test piece for testing a multilayer board according to claim 1, characterized in that: The positive and negative threaded screw rod (3) comprises a positive threaded screw rod portion (31) and a negative threaded screw rod portion (32); the first screw hole (41) cooperates with the positive threaded screw rod portion (31), and the second screw hole (51) cooperates with the negative threaded screw rod portion (32).

3. The device for precisely grooving a test piece for testing a multilayer board according to claim 1, characterized in that: The first fixing member (4) has a first slide (42) and a first supporting platform (43), the second fixing member (5) has a second slide (52) and a second supporting platform (53), the first supporting platform (43) is provided with a first mounting portion, the upper cutting mechanism (1) is fixedly mounted to the first mounting portion, the second supporting platform (53) is provided with a second mounting portion, and the lower cutting mechanism (2) is fixedly mounted to the second mounting portion.

4. The device for precisely grooving a test piece for testing a multilayer board as claimed in claim 3, characterized in that: The shaft linkage mechanism further comprises a vertical screw rod (6), the first fixing member (4) comprises a third screw hole (44) matched with the vertical screw rod (6), and the first slide table (42) comprises a longitudinal limit groove (421).

5. The device for precisely grooving a test piece for testing a multilayer board as claimed in claim 3, characterized in that: The shaft linkage mechanism further comprises a vertical screw rod (6), the second fixing member (5) comprises a fourth screw hole matched with the vertical screw rod (6), and the second slide table (52) comprises a longitudinal limit groove.

6. The device for precisely grooving a test piece for testing a multilayer board according to claim 1, characterized in that: It also comprises a main support plate (7), the cutting mechanism being placed as a whole on the main support plate (7), and the main support plate (7) being displaced up and down by means of a screw rod.

7. The device for precisely grooving a test piece for testing a multilayer board according to claim 1, characterized in that: It also comprises a sample feeding mechanism, the sample feeding mechanism comprising a sample clamping plate (8), the sample clamping plate (8) having a long strip through hole (9) for the upper cutting mechanism (1) and the lower cutting mechanism (2) to pass through.

8. The device for precisely grooving a test piece for testing a multilayer board according to claim 7, characterized in that: The through hole (9) comprises a first through hole (91) and a second through hole (92), and a support bar (81) is provided between the first through hole (91) and the second through hole (92).

9. The device for precisely grooving a test piece for testing a multilayer board according to claim 7, characterized in that: The sample feeding mechanism further comprises a sample fixing structure (10), wherein the sample fixing structure (10) has an anti-slip portion (101).

10. The device for precisely grooving a test piece for testing a multilayer board according to claim 9, characterized in that: The anti-slip portion (101) has an inclined angle.

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