Soldering paste viscosity detection device convenient to clean
By using the combination technology of rotary scraper and vibrating block in the solder paste viscosity detection device, the problem of impurities adhesion after long-term use of the equipment is solved, efficient cleaning and accurate detection are achieved, and the reusability of the equipment is improved.
Patent Information
- Application Number
- CN202421092418.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-20
- Publication Date
- 2025-04-29
- Estimated Expiration
- 2034-05-20
AI Technical Summary
After a long time of use, a large amount of impurities and solder paste will adhere to the internal surface of the existing solder paste viscosity detection device, resulting in a decrease in detection accuracy and difficulty in cleaning, affecting the reuse of the equipment.
A solder paste viscosity detection device for easy cleaning is designed, using technical means such as rotating scraper and vibrating block to drive the scraper rotation through water flow impact, and combined with the high-frequency vibration of the vibrating block, deep cleaning of the surface of the detection core is achieved to avoid impurities adhering.
It effectively avoids impurities adhesion, improves detection accuracy, simplifies the cleaning process, reduces the frequency of equipment replacement, and improves the convenience and reusability of equipment.
Smart Images
Figure CN222812723U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of solder paste, in particular to a solder paste viscosity detection device which is easy to clean. Background Art
[0002] In the 1970s, surface mount technology refers to printing and coating solder paste on the pads of printed circuit boards, accurately placing surface mount components on the pads coated with solder paste, heating the circuit board according to a specific reflow temperature curve, melting the solder paste, and forming solder joints between the components and the printed circuit board after its alloy components cool and solidify to achieve metallurgical connection. Solder paste is a new type of welding material that came into being with SMT. Solder paste is a paste mixed with solder powder, flux and other additives. Solder paste has a certain viscosity at room temperature and can initially stick electronic components to a given position. At the welding temperature, as the solvent and some additives evaporate, the components to be welded are welded to the printed circuit pads to form a permanent connection.
[0003] An existing solder paste viscosity detection device that is easy to clean will have a large amount of impurities and solder paste attached to its internal surface during long-term use. It is usually disassembled and replaced directly, and it is difficult to clean the detection core of the detection body and reuse it, which will cause the accuracy of the next solder paste viscosity detection, which has a certain adverse effect on people's use process. In order to solve the shortcomings of the existing technology, we propose a solder paste viscosity detection device that is easy to clean. Utility Model Content
[0004] The main purpose of the utility model is to provide a solder paste viscosity detection device which is easy to clean and can effectively solve the problems in the background technology.
[0005] The utility model is implemented by the following technical scheme: a solder paste viscosity detection device that is easy to clean, comprising a detection body, a detection core is fixedly installed on the inner surface of the detection body, a fixed sleeve is fixedly installed on the inner wall surface of the middle end of the detection body, a rotating sleeve is provided on the inner surface of the fixed sleeve, the outer periphery of the rotating sleeve is movably connected to the fixed sleeve through a bearing, a scraper is fixedly installed on the inner wall surface of the rotating sleeve, the scraper is tilted around the inner wall of the rotating sleeve, one side of the scraper is in contact with the outer peripheral surface of the detection core, and a water inlet is fixedly installed on one side of the outer top end of the detection body, and the water inlet direction of the water inlet is at an inclined angle to the scraper.
[0006] Preferably, a telescopic rod is fixedly installed on the top upper surface of the detection core, a piston is fixedly installed on the top upper surface of the telescopic rod, a sleeve is fixedly sleeved on the outer peripheral top end of the telescopic rod, the telescopic rod is slidably connected to the inner wall of the sleeve through the piston, the top of the sleeve is fixedly connected to the inner top wall of the detection body, a vibration block is fixedly installed on the inner top end of the sleeve by inlaying, a top rod is provided at the bottom center position of the vibration block by sliding connection, and the bottom of the top rod extends to the top of the telescopic rod and is fixedly connected thereto.
[0007] Preferably, a connecting end is fixedly installed on the bottom lower surface of the detection core, a mounting plate is fixedly connected to the inner bottom lower surface of the detection body, the outer periphery of the mounting plate is fixedly installed with the inner bottom end of the detection body through a bracket, a mounting sleeve is fixedly installed on the inner side of the top end of the mounting plate, the connecting end is fixedly connected to the mounting sleeve through a thread, a piston is provided on the outer periphery of the bottom end of the mounting sleeve, an auxiliary spring is fixedly installed on the bottom lower surface of the mounting sleeve, the auxiliary spring is arranged at the inner bottom end of the mounting plate, and a sealing gasket is fixedly installed on the inner surface of the mounting sleeve.
[0008] Preferably, a motor is fixedly mounted on the inner surface of the vibration block, a deformed block is fixedly mounted on the output shaft of the motor, an arc plate is fixedly connected to the top upper surface of the push rod, and the arc plate is in intermittent contact with the deformed block.
[0009] Preferably, a return spring is fixedly installed on the outer periphery of the bottom end of the push rod, the return spring is sleeved on the outer periphery bottom end of the push rod, and the two ends of the return spring are fixedly connected to the telescopic rod and the vibration block respectively.
[0010] Preferably, a water outlet is fixedly installed on the outer surface of the detection body, and one end of the water outlet extends to the interior of the detection body and passes through the mounting plate and the mounting sleeve to extend to the temporal part of the detection core. The conduit in the water outlet is slidably connected to the mounting plate, and the conduit in the water outlet is fixedly connected to the mounting sleeve.
[0011] Preferably, a discharge port is fixedly installed on the lower surface of the bottom of the detection body, and the top of the discharge port extends to the inner bottom end of the detection body and is sealed and connected thereto.
[0012] Beneficial Effects
[0013] Compared with the prior art, the utility model has the following beneficial effects:
[0014] 1. In the utility model, through the water inlet, when water is injected into the interior of the detection body, the impact force of the water flow can drive the scraper to rotate, thereby forming a scraping action on the surface of the detection core, scraping off the impurities attached to the surface of the detection core, avoiding the attachment of a large amount of impurities, thereby affecting the interior of the detection core and avoiding the accuracy of the next detection of solder paste.
[0015] 2. In the utility model, a vibration block is provided, which cooperates with a reset spring and an auxiliary spring to drive the detection core to vibrate repeatedly at a high frequency, and cooperates with a scraper to realize the function of deep cleaning of the detection core. Impurities on the surface of the detection core can be effectively scraped off, and under the action of vibration, the impurities can be separated from the detection core, thereby ensuring the cleanliness of the detection core, enabling it to be used repeatedly, and there is no need to disassemble it when cleaning it, which greatly improves the convenience of cleaning the inside of the detection body. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;
[0017] Figure 2 This is a schematic diagram of the internal structure of the detection body of the utility model;
[0018] Figure 3 This is a schematic diagram of the scraper structure of the utility model;
[0019] Figure 4 This is a schematic diagram of the structure of the detection core end of the utility model;
[0020] Figure 5 It is a schematic diagram of the internal structure of the vibration block of the utility model.
[0021] In the figure: 1. detection body; 2. water inlet; 3. water outlet; 4. discharge port; 5. fixed sleeve; 6. rotating sleeve; 7. scraper; 8. detection core; 9. telescopic rod; 10. piston; 11. sleeve; 12. vibration block; 13. motor; 14. deformed block; 15. arc plate; 16. push rod; 17. reset spring; 18. mounting plate; 19. mounting sleeve; 20. auxiliary spring; 21. sealing gasket; 22. connecting end. DETAILED DESCRIPTION
[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0023] like Figure 1-5As shown, a solder paste viscosity detection device that is easy to clean includes a detection body 1, a detection core 8 is fixedly installed on the inner surface of the detection body 1, a fixed sleeve 5 is fixedly installed on the inner wall surface of the middle end of the detection body 1, a rotating sleeve 6 is provided on the inner surface of the fixed sleeve 5, the outer periphery of the rotating sleeve 6 is movably connected with the fixed sleeve 5 through a bearing, a scraper 7 is fixedly installed on the inner wall surface of the rotating sleeve 6, the scraper 7 is tilted around the inner wall of the rotating sleeve 6, one side of the scraper 7 is in contact with the outer peripheral surface of the detection core 8, a water inlet 2 is fixedly installed on one side of the outer top end of the detection body 1, the water inlet direction of the water inlet 2 is at an inclined angle to the scraper 7, when water is poured in from the water inlet 2, due to the contact between the water inlet 2 and the scraper 7 The scraper 7 is inclined at a certain angle, so that when water enters, the water flow will impact the scraper 7. Because the rotating sleeve 6 and the fixed sleeve 5 are movably connected by a bearing, the scraper 7 rotates with the rotating sleeve 6 under the impact of the water flow, so that the rotation of the scraper 7 is used to scrape the outer surface of the detection core 8 and the inner wall of the detection body 1, and the impurities attached to the surface of the detection core 8 are scraped off to avoid a large amount of impurities adhering to the surface of the detection core 8, thereby affecting the inside of the detection core 8 and avoiding the accuracy of the next solder paste detection. When the detection core 8 in the detection body 1 needs to be deeply cleaned, the valve of the water outlet 3 is closed, and then water is injected through the water inlet 2 to drive the scraper 7 to scrape the surface of the detection core 8.
[0024] A telescopic rod 9 is fixedly installed on the top upper surface of the detection core 8, a piston 10 is fixedly installed on the top upper surface of the telescopic rod 9, a sleeve 11 is fixedly sleeved on the outer peripheral top end of the telescopic rod 9, the telescopic rod 9 is slidably connected to the inner wall of the sleeve 11 through the piston 10, the top of the sleeve 11 is fixedly connected to the inner top wall of the detection body 1, a vibration block 12 is fixedly installed on the inner top end of the sleeve 11 by inlaying, a top rod 16 is provided at the bottom center of the vibration block 12 by sliding connection, and the bottom of the top rod 16 extends to the top of the telescopic rod 9 and is fixedly connected thereto Next, a motor 13 is fixedly installed on the inner surface of the vibration block 12, and a deformed block 14 is fixedly installed on the output shaft of the motor 13. An arc plate 15 is fixedly connected to the top upper surface of the push rod 16, and the arc plate 15 is in intermittent contact with the deformed block 14. The vibration block 12 is started, and the motor 13 inside it is used to drive the deformed block 14 to rotate, so that it is in intermittent contact with the arc plate 15, so that the arc plate 15 drives the push rod 16 to perform reciprocating telescopic motion, so that the push rod 16 vibrates with the telescopic rod 9 and the detection core 8, thereby achieving the purpose of driving the detection core 8 to vibrate.
[0025] A connecting end 22 is fixedly installed on the bottom lower surface of the detection core 8, a mounting plate 18 is fixedly connected to the lower surface of the inner bottom end of the detection body 1, the outer periphery of the mounting plate 18 is fixedly installed with the inner bottom end of the detection body 1 through a bracket, a mounting sleeve 19 is fixedly installed on the inner side of the top end of the mounting plate 18, the connecting end 22 is fixedly connected with the mounting sleeve 19 through a thread, a piston 10 is provided on the outer periphery of the bottom end of the mounting sleeve 19, an auxiliary spring 20 is fixedly installed on the bottom lower surface of the mounting sleeve 19, the auxiliary spring 20 is arranged at the inner bottom end of the mounting plate 18, a sealing gasket 21 is fixedly installed on the inner surface of the mounting sleeve 19, and a reset spring 17 is fixedly installed on the outer periphery of the bottom end of the push rod 16 The reset spring 17 is sleeved on the outer bottom end of the top rod 16, and the two ends of the reset spring 17 are fixedly connected to the telescopic rod 9 and the vibration block 12 respectively. The outer surface of the detection body 1 is fixedly installed with a water outlet 3. The end of the water outlet 3 extending to the inside of the detection body 1 passes through the mounting plate 18 and the mounting sleeve 19 and extends to the temporal part of the detection core 8. The conduit in the water outlet 3 is slidably connected with the mounting plate 18, and the conduit in the water outlet 3 is fixedly connected with the mounting sleeve 19. The reset spring 17 and the auxiliary spring 20 in the mounting plate 18 realize the reset function of the detection core 8, so that it can vibrate frequently, and then cooperate with the scraping of the scraper 7 to scrape off and shake off the impurities attached to its surface, thereby achieving the purpose of cleaning.
[0026] A discharge port 4 is fixedly installed on the bottom lower surface of the detection body 1 , and the top of the discharge port 4 extends to the inner bottom end of the detection body 1 and is sealed and connected thereto, so that the last cleaned solder paste and sewage are discharged through the discharge port 4 .
[0027] Working principle and process of this utility model:
[0028] After using the detection body 1 to detect the solder paste, when the staff pours water into the water inlet 2, the water inlet 2 and the scraper 7 are at a certain inclination angle, resulting in the water flow impacting the scraper 7 when the water enters. Because the rotating sleeve 6 and the fixed sleeve 5 are movably connected by a bearing, the scraper 7 rotates with the rotating sleeve 6 under the impact of the water flow, so that the rotation of the scraper 7 is used to scrape the outer peripheral surface of the detection core 8 and the inner wall of the detection body 1, and the impurities attached to the surface of the detection core 8 are scraped off to avoid a large amount of impurities adhering to the surface of the detection core 8, thereby affecting the inside of the detection core 8 and avoiding the accuracy of the next detection of the solder paste. When it is necessary to deeply clean the detection core 8 in the detection body 1, close the valve of the water outlet 3. , and then water is injected through the water inlet 2 to drive the scraper 7 to scrape the surface of the detection core 8. At the same time, the vibration block 12 is started, and the motor 13 inside it is used to drive the deformed block 14 to rotate, so that it intermittently contacts the arc plate 15, so that the arc plate 15 drives the push rod 16 to perform reciprocating telescopic motion, so that the push rod 16 vibrates with the telescopic rod 9 and the detection core 8, so as to achieve the purpose of driving the detection core 8 to vibrate, and cooperate with the reset spring 17 and the auxiliary spring 20 in the mounting plate 18 to realize the reset function of the detection core 8, so that it can vibrate frequently, and then cooperate with the scraping of the scraper 7 to scrape and shake off the impurities attached to its surface, so as to achieve the purpose of cleaning, and the cleaned solder paste and sewage are discharged through the discharge port 4.
[0029] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.
[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A solder paste viscosity detection device that is easy to clean, comprising a detection body (1), characterized in that: A detection core (8) is fixedly mounted on the inner surface of the detection body (1); a fixed sleeve (5) is fixedly mounted on the inner wall surface of the middle end of the detection body (1); a rotating sleeve (6) is provided on the inner surface of the fixed sleeve (5); the outer periphery of the rotating sleeve (6) is movably connected to the fixed sleeve (5) via a bearing; a scraper (7) is fixedly mounted on the inner wall surface of the rotating sleeve (6); the scraper (7) is obliquely arranged around the inner wall of the rotating sleeve (6); one side of the scraper (7) contacts the outer peripheral surface of the detection core (8); a water inlet (2) is fixedly mounted on one side of the outer top end of the detection body (1); the water inlet direction of the water inlet (2) is at an oblique angle to the scraper (7).
2. The solder paste viscosity detection device that is easy to clean according to claim 1, characterized in that: A telescopic rod (9) is fixedly mounted on the top upper surface of the detection core (8), a piston (10) is fixedly mounted on the top upper surface of the telescopic rod (9), a sleeve (11) is fixedly sleeved on the outer peripheral top end of the telescopic rod (9), the telescopic rod (9) is slidably connected to the inner wall of the sleeve (11) through the piston (10), the top of the sleeve (11) is fixedly connected to the inner top wall of the detection body (1), a vibration block (12) is fixedly mounted on the inner top end of the sleeve (11) by means of inlay, a top rod (16) is provided at the bottom center of the vibration block (12) by means of sliding connection, and the bottom of the top rod (16) extends to the top of the telescopic rod (9) and is fixedly connected thereto.
3. The solder paste viscosity detection device that is easy to clean according to claim 1, characterized in that: A connecting end (22) is fixedly mounted on the bottom lower surface of the detection core (8); a mounting plate (18) is fixedly connected to the bottom lower surface of the inner bottom of the detection body (1); the outer periphery of the mounting plate (18) is fixedly mounted to the inner bottom of the detection body (1) via a bracket; a mounting sleeve (19) is fixedly mounted on the inner side of the top end of the mounting plate (18); the connecting end (22) is fixedly connected to the mounting sleeve (19) via a thread; a piston (10) is provided on the outer periphery of the bottom end of the mounting sleeve (19); an auxiliary spring (20) is fixedly mounted on the bottom lower surface of the mounting sleeve (19); the auxiliary spring (20) is arranged at the inner bottom of the mounting plate (18); and a sealing gasket (21) is fixedly mounted on the inner surface of the mounting sleeve (19).
4. The solder paste viscosity detection device that is easy to clean according to claim 2, characterized in that: A motor (13) is fixedly mounted on the inner surface of the vibration block (12), a deformed block (14) is fixedly mounted on the output shaft of the motor (13), and an arc plate (15) is fixedly connected to the top upper surface of the top rod (16), and the arc plate (15) is in intermittent contact with the deformed block (14).
5. The solder paste viscosity detection device that is easy to clean according to claim 4, characterized in that: A return spring (17) is fixedly mounted on the outer periphery of the bottom end of the push rod (16). The return spring (17) is sleeved on the outer periphery bottom end of the push rod (16). Both ends of the return spring (17) are fixedly connected to the telescopic rod (9) and the vibration block (12), respectively.
6. The easy-to-clean solder paste viscosity detection device according to claim 1, characterized in that: A water outlet (3) is fixedly mounted on the outer surface of the detection body (1); one end of the water outlet (3) extending to the interior of the detection body (1) passes through a mounting plate (18) and a mounting sleeve (19) and extends to the temporal portion of the detection core (8); a conduit in the water outlet (3) is slidably connected to the mounting plate (18), and a conduit in the water outlet (3) is fixedly connected to the mounting sleeve (19).
7. The easy-to-clean solder paste viscosity detection device according to claim 1, characterized in that: A discharge port (4) is fixedly mounted on the lower surface of the bottom of the detection body (1), and the top of the discharge port (4) extends to the inner bottom end of the detection body (1) and is in sealing communication therewith.