Composite contact silver layer bonding strength detection machine

Abstract

The utility model relates to a composite contact silver layer bonding strength detection machine, and aims to solve the technical problem that the stability of a composite contact in silver layer bonding strength detection cannot be ensured at present, so that the detection data is not accurate enough, and the composite contact silver layer bonding strength detection machine comprises a device main body, an active pressing block and a passive pressing block, a supporting frame is arranged on one side of the control frame, and a fixing frame is arranged on the opposite sides of the control frame and the supporting frame. The device has the advantages that stable extrusion is kept, and meanwhile the visual display condition of strength extrusion on a composite contact can be conveniently and rapidly observed; meanwhile, after the sizes of the two ends of the composite contact are determined to be associated with the sizes of the fixing frame, the comparison block and the scale groove, in the extrusion process, the movement distance of the comparison block driven by the fixing frame is compared with the display length of the scale groove, and the reserved size of the composite contact extruded to a certain limit is further obtained; and direct reading of strength detection data of the silver layer of the composite contact is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to composite contact silver layer combination strength detection technical field especially relates to a kind of composite contact silver layer combination strength detection machine. BACKGROUND

[0002] Composite contact, usually refers to a kind of electronic appliance component, for the contact point of opening and closing circuit. They can be combined from a variety of metal materials, to improve durability and performance.

[0003] Currently, the detection of composite contact silver layer combination strength is generally detected by mechanical extrusion, such as a composite contact combination strength testing tool with publication No. CN209673618U, due to the unevenness of the large end of the composite contact and the different diameters of the upper and lower ends in the technical solution, the stability of the composite contact cannot be maintained during testing, when the composite contact is unevenly pressed, it may cause the composite contact to tilt or fall, affecting the accuracy of the composite contact silver layer combination strength detection data. In view of this, we propose a composite contact silver layer combination strength detection machine. SUMMARY

[0004] The utility model aims at overcoming the deficiency of prior art, adapting to reality needs, provide a kind of composite contact silver layer combination strength detection machine, to solve the technical problem that current silver layer combination strength detection cannot guarantee the stability of composite contact, resulting in inaccurate detection data.

[0005] In order to realize the purpose of the utility model, the technical scheme adopted by the utility model is as follows: a composite contact silver layer combination strength detection machine is designed, which comprises a device main body, a driving pressure block and a passive pressure block, the upper surface of the device main body is fixedly connected with a control frame, one side of the control frame is provided with a supporting frame, the opposite side of the control frame and the supporting frame is provided with a fixing frame, the middle part of the fixing frame is provided with a limiting hole, the inside of the control frame is provided with a vertical control assembly, the inside of the supporting frame is provided with a sliding assembly, the front surface of the passive pressure block is provided with an embedding groove;

[0006] In the extrusion test of composite contact, the fixing frame can limit the non-adhesion conductive metal end of composite contact, maintain the stability of composite contact during extrusion process, and avoid inaccurate extrusion detection data caused by tilting of composite contact during extrusion process.

[0007] Preferably, the vertical control assembly comprises a threaded rod, the outer surface of the threaded rod is threadedly connected with an internal threaded block, the upper surface of the threaded rod is fixedly connected with a knob.

[0008] The utility model discloses a rotating knob control screw rod rotation, further control internal thread block drive fixed frame up and down movement, conveniently the collection of fixed frame and use.

[0009] Preferably, the sliding assembly comprises a sliding block, an outer surface of the sliding block is fixedly connected with a connecting shaft, an outer surface of the connecting shaft is movably connected with a rolling wheel, both sides of an inner wall of the support frame are provided with rolling grooves, opposite surfaces of the sliding block and the internal thread block are provided with sliding grooves, and both ends of the fixed frame are located in the two sliding grooves respectively.

[0010] When the fixed frame moves downward, the sliding block drives the rolling wheel to roll in the rolling groove, so that the fixed frame can move horizontally downward, and the height of the fixed frame is conveniently controlled.

[0011] Preferably, upper ends of opposite surfaces of the sliding block and the internal thread block are provided with scale grooves, and both ends of an upper surface of the fixed frame are fixedly connected with contrast blocks.

[0012] The contrast blocks and the scale grooves are contrasted to quickly read out the translation distance of the fixed frame in the extrusion process.

[0013] Preferably, the opening width of the sliding groove of the opposite surface of the sliding block and the internal thread block is the same as the display length of the large-end of the composite contact and the scale groove, and the width of the fixed frame and the length of the contrast block are the same as the diameter of the other end of the composite contact.

[0014] After the translation distance of the fixed frame is further obtained through the contrast between the contrast block and the scale groove, the size of the composite contact reserved after being extruded is further obtained through the size contrast between the two ends of the composite contact and the contrast block and the sliding groove, and the efficiency of obtaining the extrusion data is improved.

[0015] Preferably, the control frame and the support frame are matched with the embedded groove, the depth of the embedded groove is the same as the sum of the wall thickness of the outer surface of the control frame and the sliding block, the connecting shaft and the rolling wheel are located in the rolling groove, and the outer surface of the rolling wheel is matched with the inner wall of the rolling groove.

[0016] The embedded groove with the same sum of the wall thickness of the outer surface of the control frame and the sliding block can extrude the composite contact to the limit position according to the need in the silver layer strength detection of the composite contact, the rolling wheel matched with the inner wall of the rolling groove reduces the friction force received by the sliding block when the fixed frame moves downward, and the stable control of the downward movement of the fixed frame is facilitated.

[0017] Preferably, the limiting hole is matched with the small-diameter end of the composite contact, the highest position of the fixed frame is higher than the upper edge of the driving pressing block, and the interval between the control frame and the support frame is greater than the width of the driving pressing block.

[0018] The utility model discloses can directly with the big head end of compound contact upwards, then directly with the compound contact through small diameter end is placed into the fixed limit hole, control frame and support frame and fixed frame do not influence detection device to the detection of other shape compound contact.

[0019] Compared with the prior art, the utility model has the beneficial effects that:

[0020] 1. The utility model discloses the vertical control component in the control frame and the sliding component in the support frame are adjusted to the fixed frame height of placing compound contact, after putting the big head of compound contact into the limit hole of the fixed frame inside, can directly observe the cracking of compound contact silver layer in the intensity extrusion detection while maintaining extrusion stability, can conveniently observe the intuitive display condition of intensity extrusion on compound contact while maintaining extrusion stability, convenient for the use of compound contact silver layer bonding strength detection equipment.

[0021] 2. The utility model determines the size correlation of compound contact two ends and fixed frame, contrast block and scale groove, compares the display length of scale groove with the moving distance of contrast block under the drive of fixed frame in the process of extruding compound contact, further obtains the remaining size of compound contact after extruding to a certain limit, convenient for the direct reading of compound contact silver layer strength detection data. DRAWINGS

[0022] Figure 1 It is the whole structure schematic diagram of the utility model;

[0023] Figure 2 It is the control frame structure schematic diagram of the utility model;

[0024] Figure 3 It is the support frame side sectional view structure schematic diagram of the utility model;

[0025] Figure 4 It is the scale groove structure schematic diagram of the utility model;

[0026] Figure 5 It is the compound contact structure schematic diagram in the utility model;

[0027] In the drawing: 1, device main body;2, driving pressure block;3, passive pressure block;4, control frame;401, knob;402, threaded rod;403, internal thread block;5, support frame;501, sliding block;5011, scale groove;502, connecting shaft;503, rolling wheel;504, rolling groove;6, fixed frame;601, contrast block;7, embedded groove;8, limit hole. DETAILED DESCRIPTION

[0028] The utility model is further explained in connection with the drawings and examples:

[0029] The utility model provides a composite contact silver layer bonding strength detection machine, refer to Figures 1 to 5 , including device main body 1, initiative pressure block 2 and passive pressure block 3, the upper surface of device main body 1 is fixedly connected with control frame 4, the one side of control frame 4 is provided with support frame 5, and the opposite side of control frame 4 and support frame 5 is provided with fixed frame 6, and the middle part of fixed frame 6 is provided with limiting hole 8, and the inside of control frame 4 is provided with vertical control assembly, and the inside of support frame 5 is provided with sliding assembly, and the front surface of passive pressure block 3 is provided with embedding slot 7;

[0030] Vertical control assembly includes threaded rod 402, and the outer surface of threaded rod 402 is threadedly connected with internal thread block 403, and the upper surface of threaded rod 402 is fixedly connected with knob 401;

[0031] Sliding assembly includes sliding block 501, the outer surface of sliding block 501 is fixedly connected with connecting shaft 502, the outer surface of connecting shaft 502 is movably connected with rolling wheel 503, and the both sides of the inner wall of support frame 5 are provided with rolling groove 504, and the opposite surfaces of sliding block 501 and internal thread block 403 are provided with sliding slot, and the both ends of fixed frame 6 are located in two sliding slots respectively;The utility model discloses the extrusion test of composite contact, rotates knob 401 and controls threaded rod 402 to rotate, further controls internal thread block 403 to drive fixed frame 6 to move, then drives sliding block 501 to roll in the rolling groove 504 inside through rolling wheel 503, makes fixed frame 6 can horizontally descend, and the stability in the extrusion process of composite contact is kept in the inspection to the composite contact not adhering conductive metal end, avoids the extrusion detection data inaccuracy caused by the inclination of composite contact in the extrusion process.

[0032] Further, the upper end of the opposite surface of sliding block 501 and internal thread block 403 is provided with scale groove 5011, and the both ends of the upper surface of fixed frame 6 are fixedly connected with contrast block 601, the opening width of the sliding slot of the opposite surface of sliding block 501 and internal thread block 403 is same with the display length of the big end of composite contact and scale groove 5011, and the width of fixed frame 6 and the length of contrast block 601 are same with the diameter of the other end of composite contact;Through the comparison of contrast block 601 and scale groove 5011, the translation distance of fixed frame 6 in the extrusion process is quickly read out, and according to the comparison of contrast block 601 and scale groove 5011, the size of composite contact reserved after extrusion is further obtained, and the efficiency of obtaining extrusion data is improved

[0033] Further, the control frame 4 and the support frame 5 are matched with the embedding groove 7, the depth of the embedding groove 7 is same as the sum of the thickness of the outer surface sliding groove wall of the control frame 4 and the sliding block 501, the connecting shaft 502 and the rolling wheel 503 are located inside the rolling groove 504, and the outer surface of the rolling wheel 503 is matched with the inner wall of the rolling groove 504; the embedding groove 7 with the same depth as the sum of the thickness of the outer surface sliding groove wall of the control frame 4 and the sliding block 501 can press the composite contact to the limit position according to the need in the composite contact silver layer strength detection, the rolling wheel 503 matched with the inner wall of the rolling groove 504 reduces the friction force borne by the fixed frame 6 when driving the sliding block 501 to move downward, and the stability control of the downward movement of the fixed frame 6 is facilitated

[0034] It is worth mentioning that the limiting hole 8 is matched with the small diameter end of the composite contact, the highest position of the fixed frame 6 is higher than the upper edge of the driving pressing block 2, and the interval between the control frame 4 and the support frame 5 is greater than the width of the driving pressing block 2; the large end of the composite contact can be directly fixed by being placed into the limiting hole 8 through the small diameter end in the utility model

[0035] Working principle: when the device is used, first, the large end of the composite contact is upward, and the small diameter end is placed into the inside of the limiting hole 8, then the knob 401 is rotated to control the threaded rod 402 to rotate, further driving the internal threaded block 403 and the fixed frame 6 to move downward together with the sliding block 501, until the lower end of the composite contact is in contact with the upper surface of the device main body 1, then the compression test is carried out according to the requirement of the detection equipment, the cracking of the silver layer of the large end of the composite contact can be directly observed during the compression test, at the same time, the offset distance of the fixed frame 6 in the sliding groove is observed, and the size data displayed after the comparison of the comparison block 601 and the scale groove 5011 is observed, the size reserved by the composite contact in the detection process is confirmed according to the size of the fixed frame 6, the comparison block 601 and the scale groove 5011 and the two ends of the composite contact, the stability of the composite contact in the compression test process is facilitated, and the reading efficiency of the compression test data is improved.

[0036] The size reservation of the composite contact presented after the comparison of the comparison block 601 and the scale groove 5011 is read according to the cracking time of the silver layer of the large end of the composite contact during the detection.

[0037] The size reservation of the composite contact is the total length displayed by the scale groove 5011 minus the exposed length of the scale groove 5011 displayed on the left side of the comparison block 601.

[0038] The utility model discloses an embodiment discloses the better embodiment, but is not limited to this, and the ordinary skill of the art, the spirit of the utility model is appreciated to the above -mentioned embodiment, and different extension and change are made, but as long as not departing from the spirit of the utility model, all are in the protection range of the utility model.

Claims

1. A composite contact silver layer bonding strength testing machine, comprising a device body (1), an active pressing block (2) and a passive pressing block (3), characterized in that: The upper surface of the device body (1) is fixedly connected to a control frame (4), a support frame (5) is provided on one side of the control frame (4), a fixing frame (6) is provided on the opposite side of the control frame (4) and the support frame (5), a limiting hole (8) is provided in the middle of the fixing frame (6), a vertical control component is provided inside the control frame (4), a sliding component is provided inside the support frame (5), and an embedding groove (7) is provided on the front surface of the passive pressure block (3).

2. The composite contact silver layer bonding strength testing machine according to claim 1, characterized in that: The vertical control assembly comprises a threaded rod (402), the outer surface of the threaded rod (402) is threadedly connected to an internal thread block (403), and the upper surface of the threaded rod (402) is fixedly connected to a knob (401).

3. The composite contact silver layer bonding strength testing machine according to claim 2, characterized in that: The sliding assembly includes a slider (501), the outer surface of the slider (501) is fixedly connected to a connecting shaft (502), the outer surface of the connecting shaft (502) is movably connected to a rolling wheel (503), rolling grooves (504) are provided on both sides of the inner wall of the support frame (5), and sliding grooves are provided on the opposite surfaces of the slider (501) and the internal thread block (403), and the two ends of the fixed frame (6) are respectively located in the two sliding grooves.

4. A composite contact silver layer bonding strength testing machine as claimed in claim 3, characterized in that: The upper ends of the opposing surfaces of the slider (501) and the internal thread block (403) are provided with scale grooves (5011), and both ends of the upper surface of the fixing frame (6) are fixedly connected with comparison blocks (601).

5. The composite contact silver layer bonding strength testing machine according to claim 4, characterized in that: The opening width of the sliding groove on the opposite sides of the slider (501) and the internal thread block (403) is the same as the display length of the large end of the composite contact and the scale groove (5011), and the width of the fixing frame (6) and the length of the comparison block (601) are the same as the diameter of the other end of the composite contact.

6. The composite contact silver layer bonding strength testing machine according to claim 3, characterized in that: The control frame (4) and the support frame (5) are matched with the embedding groove (7), the depth of the embedding groove (7) is the same as the sum of the thickness of the outer surface of the control frame (4) and the sliding block (501), the connecting shaft (502) and the rolling wheel (503) are both located inside the rolling groove (504), and the outer surface of the rolling wheel (503) is in contact with the inner wall of the rolling groove (504).

7. The composite contact silver layer bonding strength testing machine according to claim 1, characterized in that: The limiting hole (8) matches the small diameter end of the composite contact, the highest position of the fixing frame (6) is higher than the upper edge of the active pressure block (2), and the interval between the control frame (4) and the support frame (5) is greater than the width of the active pressure block (2).

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