Novel tool for testing high-temperature HAF thrust

Abstract

The utility model relates to a novel jig for testing high-temperature HAF thrust, which belongs to the technical field of high-temperature HAF testing, and comprises two placing plates, placing grooves are arranged on the front surfaces of the two placing plates, two clamping grooves are arranged on the front surfaces of the two placing plates, and the two clamping grooves are arranged on the front surfaces of the two placing plates. Connecting plates are fixedly connected to the side faces, away from the placing groove, of the two placing plates, two limiting plates are placed on the side faces, away from the placing plate, of the two connecting plates, and mounting grooves are formed in the front faces of the four limiting plates. According to the novel jig for testing the high-temperature HAF thrust, shearing force testing is changed into thrust testing, the material of a testing plate is changed into stainless steel from an aluminum plate, the plate cost is greatly saved, the accuracy of an inspector is improved, a placing plate and a limiting plate are driven to move under the action of a first screw rod and a second screw rod, the testing size of an adhesive tape is increased, and the testing efficiency is improved. The test range is increased, and convenience and practicability are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of high-temperature HAF testing, in particular to a novel fixture for testing high-temperature HAF thrust. Background Art

[0002] HAF generally refers to hot-melt tape. This type of tape is not sticky at room temperature and only becomes sticky after being pressurized and heated. Compared with other tapes, tesa HAF tape has higher adhesion, high anti-push-out performance and peel strength, and extremely high shock resistance. It is now widely used in the electronics, automotive and smart card fields.

[0003] The existing high-temperature HAF is tested by shear force testing. However, the shear force testing method requires expensive test plates, high surface treatment requirements, complex testing procedures, and high sample preparation skills. If the sample preparation and pasting are slightly offset, it will affect the measured data. Therefore, a new fixture for testing the thrust of high-temperature HAF is proposed to solve the above problems. Utility Model Content

[0004] In response to the shortcomings of the existing technology, the utility model provides a new fixture for testing the thrust of high-temperature HAF, which has the advantages of saving costs and improving accuracy. It solves the problem that the existing high-temperature HAF is tested through shear force testing. However, the shear force testing method requires expensive test plates, high surface treatment requirements, complex testing procedures, and high sample preparation skills of personnel. If the sample preparation and pasting are slightly offset, it will affect the actual measured data.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a new fixture for testing high-temperature HAF thrust, comprising two placement plates, both of which have placement grooves on their front sides, and two clamping grooves on their front sides.

[0006] The two placing plates are fixedly connected to a connecting plate on one side away from the placing slot, and two limiting plates are placed on one side of the two connecting plates away from the placing plates. The front sides of the four limiting plates are provided with mounting slots, and a clamping plate is placed between the two clamping slots. The front sides of the clamping plates are fixedly connected to a tape, and the front sides of the tapes are fixedly connected to a push plate.

[0007] An adjustment component is provided between the two placement plates to adjust the distance between the two placement plates.

[0008] The two limit plates on the left side are both provided with fixing components for fixing the adjustment components.

[0009] Furthermore, the two clamping grooves are both arc-shaped grooves, the two placement grooves are located between the two clamping grooves, and the push plate and the clamping plate are both stainless steel plates.

[0010] Furthermore, the placement groove and the clamping groove are communicated, the clamping plate and the clamping groove are in contact with each other, and the push plate and the installation groove are in contact with each other.

[0011] Furthermore, the adjustment assembly includes two fixing plates, the two fixing plates are respectively fixedly connected to one side of the two limit plates on the left side away from the placement plate, a placement hole is provided on the back of the placement plate at the bottom, a driving rod is movably connected to the inside of the placement hole through a bearing, the top surface of the placement plate at the top is fixedly connected to a first screw with one end extending to the inside of the driving rod, the top surface of the placement plate at the bottom is provided with two supporting holes, the insides of the two supporting holes are fixedly connected to a rubber ring, and the bottom surface of the placement plate at the top is fixedly connected to two The cam is secured to the upper and lower surfaces of the platform and is adapted to engage with the support members at the lower ends of the platform so as to engage with the support members at the lower ends of the platform.

[0012] Furthermore, a first threaded hole is opened on the top surface of the driving rod, the first screw extends into the interior of the first threaded hole and is threadedly connected thereto, the support rod and the rubber ring are fitted together, and the two support holes are respectively located on the front and back of the placement hole.

[0013] Furthermore, a second threaded hole is formed on the right side surfaces of the two rotating rods, and the two second screw rods extend into the inside of the two second threaded holes respectively and are threadedly connected thereto.

[0014] Furthermore, the support block and the support groove are slidably connected, and the rubber pad and the support groove are fitted together.

[0015] Furthermore, the fixing assembly includes two mounting plates, the two mounting plates are respectively fixedly connected to one side of the two fixing plates away from the limit plate, the opposite side surfaces of the two mounting plates are fixedly connected with a telescopic rod, the outer peripheral walls of the two rotating rods are fixedly sleeved with a connecting ring, the outer peripheral walls of the two connecting rings are provided with a fixing groove, the opposite side surfaces of the two telescopic rods are fixedly connected with a baffle, the opposite side surfaces of the two baffles are fixedly connected with a fixing rod with one end extending into the inside of the fixing groove, the outer peripheral walls of the two fixing rods are fixedly sleeved with a rubber ring, and the outer peripheral walls of the two telescopic rods are sleeved with a spring respectively fixedly connected to the mounting plate and the baffle.

[0016] Furthermore, the rubber ring is located inside the fixing groove, the rubber ring and the fixing groove are in contact with each other, the fixing groove is an annular groove, and the mounting plate is an L-shaped plate.

[0017] Furthermore, the telescopic rod consists of a sleeve and a moving rod, one end of the moving rod passes through and extends into the interior of the sleeve, the outer side of the moving rod is fixedly connected to a limiting block located inside the sleeve, and a through hole adapted to the moving rod is opened on one side of the sleeve.

[0018] Compared with the existing technology, the technical solution of this application has the following beneficial effects:

[0019] This new fixture for testing high-temperature HAF thrust changes the shear force test to a thrust test and the test plate material from aluminum to stainless steel, which greatly saves plate costs and improves the accuracy of inspectors. The first screw and the second screw drive the placement plate and the limit plate to move, increasing the test size of the tape and the test range, making it more convenient and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the right side of the clamping plate in the structure of the utility model;

[0022] Figure 3 for Figure 1 A schematic diagram of the structure of the middle part;

[0023] Figure 4 This is a schematic diagram of the back of the internal structure of the bottom plate in the structure of the present invention;

[0024] Figure 5 It is a top view schematic diagram of the top fixing plate in the structure of the utility model.

[0025] In the figure: 1 placement plate, 2 clamping groove, 3 placement groove, 4 connecting plate, 5 support groove, 6 mounting groove, 7 limit plate, 8 linkage plate, 9 second screw, 10 rotating rod, 11 support block, 12 connecting ring, 13 fixing groove, 14 fixing plate, 15 mounting plate, 16 rubber pad, 17 push plate, 18 tape, 19 clamping plate, 20 first screw, 21 placement hole, 22 driving rod, 23 support hole, 24 support rod, 25 rubber ring, 26 baffle, 27 telescopic rod, 28 spring, 29 rubber ring, 30 fixing rod. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, 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 making creative efforts are within the scope of protection of the present invention.

[0027] See also Figure 1-5 The new fixture for testing high-temperature HAF thrust in this embodiment includes two placement plates 1, the front faces of the two placement plates 1 are each provided with a placement groove 3, and the front faces of the two placement plates 1 are each provided with two clamping grooves 2.

[0028] The two placement plates 1 are fixedly connected to a connecting plate 4 on one side away from the placement groove 3, and two limiting plates 7 are placed on the two connecting plates 4 on one side away from the placement plate 1. The front of the four limiting plates 7 is provided with an installation groove 6, and a clamping plate 19 is placed between the two clamping grooves 2. The front of the clamping plate 19 is fixedly connected to a tape 18, and the front of the tape 18 is fixedly connected to a push plate 17.

[0029] Among them, the two clamping grooves 2 are both arc-shaped grooves, the two placement grooves 3 are located between the two clamping grooves 2, the push plate 17 and the clamping plate 19 are both stainless steel plates, the placement groove 3 and the clamping groove 2 are connected, the clamping plate 19 and the clamping groove 2 are in contact, and the push plate 17 and the installation groove 6 are in contact.

[0030] Specifically, the clamping plate 19 is placed between the two clamping grooves 2, the clamping plate 19 and the clamping groove 2 are fitted together, the clamping plate 19 is fixed, one side of the tape 18 is fixed on the clamping plate 19, and then the push plate 17 is pushed to fit the push plate 17 and the tape 18, the clamping plate 19 and the push plate 17 are fixed, the push plate 17 and the mounting groove 6 are fitted together, and then the push plate 17 is pushed to perform a thrust test on the tape 18.

[0031] In this embodiment, an adjustment component is provided between the two placement plates 1, and the adjustment component includes two fixing plates 14, and the two fixing plates 14 are respectively fixedly connected to the side surfaces of the two limit plates 7 on the left side away from the placement plates 1, and a placement hole 21 is provided on the back of the placement plate 1 at the bottom. The interior of the placement hole 21 is movably connected to a driving rod 22 through a bearing, and the top surface of the placement plate 1 at the top is fixedly connected to a first screw 20 with one end extending to the interior of the driving rod 22. The top surface of the placement plate 1 at the bottom is provided with two supporting holes 23, and the interiors of the two supporting holes 23 are fixedly connected to rubber rings 25, and the bottom surface of the placement plate 1 at the top is fixedly connected to several There are two support rods 24 with one end extending to the inside of the support hole 23, and the support rod 24 passes through the rubber ring 25. The two limit plates 7 on the right side are fixedly connected to the linkage plate 8 on the side away from the placement plate 1. The right sides of the two fixed plates 14 are movably connected to the rotating rod 10 through bearings. The left sides of the two linkage plates 8 are fixedly connected to the second screw 9 with one end extending to the inside of the rotating rod 10. Two support grooves 5 are provided on the side of the two connecting plates 4 away from the placement plate 1. The four limit plates 7 are fixedly connected to the support block 11 with one end extending to the inside of the support groove 5 on the side close to the placement plate 1. The front and back sides of the four support blocks 11 are fixedly connected to rubber pads 16.

[0032] Among them, a first threaded hole is opened on the top surface of the driving rod 22, the first screw 20 extends to the inside of the first threaded hole and is threadedly connected to it, the support rod 24 and the rubber ring 25 fit together, the two support holes 23 are respectively located on the front and back of the placement hole 21, and the right sides of the two rotating rods 10 are opened with a second threaded hole, the two second screws 9 extend to the inside of the two second threaded holes and are threadedly connected to them, the support block 11 and the support groove 5 are slidably connected, and the rubber pad 16 and the support groove 5 fit together.

[0033] Specifically, the driving rod 22 is rotated to rotate the driving rod 22, and the first screw 20 drives the top placement plate 1 to move downward through the threaded connection between the driving rod 22 and the first screw 20 and the clearance fit between the support rod 24 and the support hole 23, so that the first screw 20 drives the top placement plate 1 to move downward, and the clamping plate 19 and the clamping groove 2 fit together to fix the clamping plate 19, and the support rod 24 is supported by the fit between the rubber ring 25 and the support rod 24 to improve the stability of the support rod 24, and the rotating rod 10 is rotated to rotate the rotating rod 10, and the second screw 9 drives the right limit plate 7 to move through the threaded connection between the rotating rod 10 and the second screw 9 and the sliding connection between the support block 11 and the support groove 5, so that the push plate 17 and the mounting groove 6 fit together.

[0034] In this embodiment, the two limit plates 7 on the left are each provided with a fixing assembly, and the fixing assembly includes two mounting plates 15, and the two mounting plates 15 are respectively fixedly connected to the side surface of the two fixing plates 14 away from the limit plate 7, and the opposite side surfaces of the two mounting plates 15 are fixedly connected with telescopic rods 27, and the outer peripheral walls of the two rotating rods 10 are fixedly sleeved with connecting rings 12, and the outer peripheral walls of the two connecting rings 12 are provided with fixing grooves 13, and the opposite side surfaces of the two telescopic rods 27 are fixedly connected with baffles 26, and the opposite side surfaces of the two baffles 26 are fixedly connected with fixing rods 30 with one end extending into the inside of the fixing groove 13, and the outer peripheral walls of the two fixing rods 30 are fixedly sleeved with rubber rings 29, and the outer peripheral walls of the two telescopic rods 27 are sleeved with springs 28 respectively fixedly connected to the mounting plates 15 and the baffles 26. The fixing assembly includes two mounting plates 15, which are respectively fixedly connected to the side surfaces of the two fixing plates 14 away from the limit plate 7. The opposite side surfaces of the two mounting plates 15 are fixedly connected with telescopic rods 27. The outer peripheral walls of the two rotating rods 10 are fixedly sleeved with connecting rings 12. The outer peripheral walls of the two connecting rings 12 are provided with fixing grooves 13. The opposite side surfaces of the two telescopic rods 27 are fixedly connected with baffles 26. The opposite side surfaces of the two baffles 26 are fixedly connected with fixing rods 30 with one end extending into the inside of the fixing groove 13. The outer peripheral walls of the two fixing rods 30 are fixedly sleeved with rubber rings 29. The outer peripheral walls of the two telescopic rods 27 are sleeved with springs 28 respectively fixedly connected to the mounting plates 15 and the baffles 26.

[0035] Among them, the rubber ring 29 is located inside the fixed groove 13, the rubber ring 29 and the fixed groove 13 are in fit, the fixed groove 13 is an annular groove, the mounting plate 15 is an L-shaped plate, the telescopic rod 27 is composed of a sleeve and a moving rod, one end of the moving rod passes through and extends to the inside of the sleeve, the outer side of the moving rod is fixedly connected to a limiting block located inside the sleeve, and a through hole compatible with the moving rod is opened on one side of the sleeve.

[0036] Specifically, the baffle 26 is pulled so that the baffle 26 drives the fixing rod 30 to move, so that the fixing rod 30 is separated from the fixing groove 13, and then the telescopic rod 27 and the spring 28 are squeezed to shrink the telescopic rod 27 and the spring 28, and the push plate 17 fits with the mounting groove 6. The baffle 26 is loosened, and the fixing rod 30 is pushed back to its original position under the action of the spring 28, and the rubber ring 29 fits with the fixing groove 13 to fix the rotating rod 10.

[0037] The working principle of the above embodiment is:

[0038] The clamping plate 19 is placed between the two clamping grooves 2, and the driving rod 22 is turned to rotate the driving rod 22. Through the threaded connection between the driving rod 22 and the first screw 20 and the clearance fit between the support rod 24 and the support hole 23, the first screw 20 drives the top placement plate 1 to move downward, and the clamping plate 19 and the clamping groove 2 fit together to fix the clamping plate 19. Through the fit between the rubber ring 25 and the support rod 24, the support rod 24 is supported to improve the stability of the support rod 24, and one side of the tape 18 is fixed on the clamping plate 19, and then the push plate 17 is pushed to fit the push plate 17 and the tape 18 to fix the clamping plate 19 and the push plate 17, and then the baffle 26 is pulled to make the baffle 26 drive the fixing rod 30 to move, so that the fixing plate 30 can be fixed. The fixed rod 30 disengages from the fixed groove 13, and then squeezes the telescopic rod 27 and the spring 28, causing the telescopic rod 27 and the spring 28 to shrink, and the rotating rod 10 is rotated to rotate the rotating rod 10. Through the threaded connection between the rotating rod 10 and the second screw 9 and the sliding connection between the support block 11 and the support groove 5, the second screw 9 drives the right limit plate 7 to move, thereby making the push plate 17 fit with the mounting groove 6, and the fit between the rubber pad 16 and the support groove 5 supports the support block 11 to improve the stability of the support block 11, loosen the baffle 26, and push the fixed rod 30 to reset under the action of the spring 28, and the rubber ring 29 fits with the fixed groove 13 to fix the rotating rod 10, and then push the push plate 17 to perform a thrust test on the tape 18.

[0039] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply the existence of any such actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article, or device comprising a series of elements includes not only those elements, but also other elements not explicitly listed, or elements inherent to such process, method, article, or device. In the absence of further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of other identical elements in the process, method, article, or device comprising the element.

[0040] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A novel jig for testing high temperature HAF thrust, comprising two placement plates (1), characterized in that: The front surfaces of the two placement plates (1) are each provided with a placement groove (3), and the front surfaces of the two placement plates (1) are each provided with two clamping grooves (2); The two placement plates (1) are fixedly connected to a connecting plate (4) on one side away from the placement groove (3); two limiting plates (7) are placed on the two connection plates (4) on one side away from the placement plate (1); the front sides of the four limiting plates (7) are provided with mounting grooves (6); a clamping plate (19) is placed between the two clamping grooves (2); the front side of the clamping plate (19) is fixedly connected to an adhesive tape (18); the front side of the adhesive tape (18) is fixedly connected to a push plate (17); An adjusting component is provided between the two placement plates (1), and a fixing component is provided on each of the two limit plates (7) located on the left side.

2. The novel jig for testing high-temperature HAF thrust according to claim 1 is characterized by: The two clamping grooves (2) are both arc-shaped grooves, the two placement grooves (3) are located between the two clamping grooves (2), and the push plate (17) and the clamping plate (19) are both stainless steel plates.

3. The novel jig for testing high-temperature HAF thrust according to claim 2 is characterized by: The placement groove (3) and the clamping groove (2) are communicated, the clamping plate (19) and the clamping groove (2) are fitted together, and the push plate (17) and the installation groove (6) are fitted together.

4. The novel jig for testing high-temperature HAF thrust according to claim 1 is characterized by: The adjustment assembly includes two fixing plates (14), the two fixing plates (14) are respectively fixedly connected to the side surfaces of the two limiting plates (7) located on the left side away from the placement plate (1), a placement hole (21) is provided on the back of the placement plate (1) at the bottom, a driving rod (22) is movably connected to the inside of the placement hole (21) through a bearing, the top surface of the placement plate (1) at the top is fixedly connected to a first screw (20) with one end extending to the inside of the driving rod (22), the top surface of the placement plate (1) at the bottom is provided with two supporting holes (23), the inside of the two supporting holes (23) are fixedly connected to a rubber ring (25), the bottom surface of the placement plate (1) at the top is fixedly connected to two screws with one end extending to the support hole ( 23) internal support rod (24), the support rod (24) passes through the rubber ring (25), the two limiting plates (7) on the right side are fixedly connected to the linkage plate (8) on the side away from the placement plate (1), the right sides of the two fixed plates (14) are movably connected to the rotating rod (10) through the bearing, the left sides of the two linkage plates (8) are fixedly connected to the second screw (9) with one end extending to the inside of the rotating rod (10), the two connecting plates (4) are provided with two support grooves (5) on the side away from the placement plate (1), the four limiting plates (7) are fixedly connected to the support block (11) with one end extending to the inside of the support groove (5), and the front and back sides of the four support blocks (11) are fixedly connected to the rubber pad (16).

5. The novel jig for testing high-temperature HAF thrust according to claim 4 is characterized by: A first threaded hole is provided on the top surface of the driving rod (22), the first screw rod (20) extends into the interior of the first threaded hole and is threadedly connected thereto, the support rod (24) and the rubber ring (25) are fitted together, and the two support holes (23) are respectively located at the front and back of the placement hole (21).

6. The novel jig for testing high-temperature HAF thrust according to claim 5 is characterized by: The right sides of the two rotating rods (10) are each provided with a second threaded hole, and the two second screw rods (9) respectively extend into the interior of the two second threaded holes and are threadedly connected thereto.

7. The novel jig for testing high-temperature HAF thrust according to claim 6 is characterized by: The support block (11) and the support groove (5) are slidably connected, and the rubber pad (16) and the support groove (5) are in close contact.

8. The novel jig for testing high-temperature HAF thrust according to claim 4 is characterized by: The fixing assembly comprises two mounting plates (15), the two mounting plates (15) being fixedly connected to one side surface of the two fixing plates (14) away from the limiting plate (7), the opposite side surfaces of the two mounting plates (15) being fixedly connected with a telescopic rod (27), the outer peripheral walls of the two rotating rods (10) being fixedly sleeved with a connecting ring (12), the outer peripheral walls of the two connecting rings (12) being provided with a fixing groove (13), the opposite side surfaces of the two telescopic rods (27) being fixedly connected with a baffle (26), the opposite side surfaces of the two baffles (26) being fixedly connected with a fixing rod (30) having one end extending into the inside of the fixing groove (13), the outer peripheral walls of the two fixing rods (30) being fixedly sleeved with a rubber ring (29), and the outer peripheral walls of the two telescopic rods (27) being sleeved with a spring (28) fixedly connected to the mounting plate (15) and the baffle (26) respectively.

9. The novel jig for testing high-temperature HAF thrust according to claim 8 is characterized by: The rubber ring (29) is located inside the fixing groove (13), and the rubber ring (29) and the fixing groove (13) are in close contact. The fixing groove (13) is an annular groove, and the mounting plate (15) is an L-shaped plate.

10. The novel jig for testing high temperature HAF thrust according to claim 9 is characterized in that: The telescopic rod (27) is composed of a sleeve and a motion rod. One end of the motion rod passes through and extends into the interior of the sleeve. The outer side of the motion rod is fixedly connected to a limiting block located inside the sleeve. A through hole adapted to the motion rod is opened on one side of the sleeve.

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