Device for cleaning and collecting tar in inner cavity of reflow soldering machine table

Abstract

The utility model relates to the technical field of tar cleaning and collecting, and discloses a tar cleaning and collecting device for an inner cavity of a reflow soldering machine table, which comprises a support plate I, a support plate II, a support plate III and a support plate IV, the support plate I is fixedly connected with a motor, and the output end of the motor is fixedly connected with a connecting shaft I; a first connecting rod is rotationally connected to the first connecting shaft, a second connecting rod is rotationally connected to the first connecting rod, a second connecting shaft is rotationally connected to the second connecting rod, a connecting wheel is rotationally connected to the second connecting shaft, a third connecting rod is fixedly connected to the second connecting shaft, and a third connecting shaft is fixedly connected to the third connecting rod. A first connecting plate is fixedly connected to the third connecting shaft, a second connecting plate is fixedly connected to the first connecting plate, tar is filtered through the primary filter, the medium-efficiency filter and the high-efficiency filter and conveyed into the collecting device through the outlet pipe, and therefore the efficiency of cleaning and collecting tar in the inner cavity of the reflow soldering machine table is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of tar cleaning and collection, in particular to a tar cleaning and collection device for the inner cavity of a reflow soldering machine. Background Art

[0002] During the reflow soldering process, tar is primarily produced by the volatilization and decomposition of flux at high temperatures. While flux removes the oxide layer, reduces soldering temperature, and improves soldering quality, it also volatilizes at high temperatures and produces a certain amount of tar. If left untreated, this tar can adhere to components such as the reflow soldering machine's internal cavity, piping, and filters, negatively impacting proper operation and soldering quality.

[0003] The tar cleaning and collecting device for the inner cavity of the reflow soldering machine still has the following defects when in use: it is inconvenient to clean and the tar filtration is not sufficient. Therefore, the development of a tar cleaning and collecting device for the inner cavity of the reflow soldering machine has important application value. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a tar cleaning and collecting device for the inner cavity of a reflow soldering machine.

[0005] The cam is fixedly provided with a support plate, the support plate being fixedly provided with a first gear and a second gear and being connected to the support plate by a third gear and a fourth gear.

[0006] As a further description of the above technical solution:

[0007] The support plate four is fixedly connected to a cleaning cylinder, a primary filter is slidably connected to the cleaning cylinder, a handle is provided on the primary filter, a medium filter is slidably connected to the cleaning cylinder, a high efficiency filter is slidably connected to the cleaning cylinder, a connecting shaft four is fixedly connected to the high efficiency filter, an elastic ring is fixedly connected to the support plate four, and the connecting shaft four slides in the elastic ring.

[0008] As a further description of the above technical solution:

[0009] The cleaning cylinder is hinged with a baffle, the cleaning cylinder is fixedly connected with an inlet pipe, the inlet pipe is provided with a fixing plate, the fixing plate is fixedly connected with a fan, and the cleaning cylinder is fixedly connected with an outlet pipe.

[0010] As a further description of the above technical solution:

[0011] The brush plates are provided in three groups and are respectively attached to the primary filter, the medium filter and the high efficiency filter, and the chute is provided in two groups.

[0012] As a further description of the above technical solution:

[0013] The primary filter is arranged on one side of the fan, and the medium filter is arranged between the primary filter and the high efficiency filter.

[0014] As a further description of the above technical solution:

[0015] The baffles are provided in two groups, and the high efficiency filter is arranged on one side of the outlet pipe.

[0016] As a further description of the above technical solution:

[0017] The connecting shafts 4 are provided in several groups and are evenly distributed at the lower ends of the primary filter, the medium filter and the high efficiency filter.

[0018] The utility model has the following beneficial effects:

[0019] 1. In the present invention, the staff connects the reflow soldering machine to the inlet pipe and installs the collection device on the outlet pipe. At this time, the staff starts the fan to suck the tar into the cleaning cylinder through the inlet pipe and the fan. The tar is filtered by the primary filter, medium efficiency filter and high efficiency filter and is transmitted to the collection device through the outlet pipe. This greatly increases the efficiency of cleaning and collecting the tar in the inner cavity of the reflow soldering machine.

[0020] 2. In the present invention, the staff starts the motor to make the three sets of brush plates brush the primary filter, medium efficiency filter and high efficiency filter back and forth respectively. This makes it more convenient for the staff to clean the filters regularly to remove accumulated tar and impurities, and increase the service life of the primary filter, medium efficiency filter and high efficiency filter. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the three-dimensional structure of a tar cleaning and collection device for the inner cavity of a reflow soldering machine proposed in this utility model. Figure 1 ;

[0022] Figure 2This is a schematic diagram of the three-dimensional structure of a tar cleaning and collection device for the inner cavity of a reflow soldering machine proposed in this utility model. Figure 2 ;

[0023] Figure 3 This is a schematic diagram of the three-dimensional structure of a tar cleaning and collection device for the inner cavity of a reflow soldering machine proposed in this utility model. Figure 3 ;

[0024] Figure 4 This is a partial structural explosion diagram of a tar cleaning and collection device for the inner cavity of a reflow soldering machine proposed by the utility model;

[0025] Figure 5 This is a partial structural diagram of a tar cleaning and collecting device for the inner cavity of a reflow soldering machine proposed by the present invention;

[0026] Figure 6 for Figure 4 A magnified view of point A;

[0027] Figure 7 for Figure 5 Enlarged view of point B.

[0028] Legend:

[0029] 1. Support plate 1; 2. Motor; 3. Connecting shaft 1; 4. Connecting rod 1; 5. Connecting rod 2; 6. Connecting shaft 2; 7. Connecting wheel; 8. Connecting rod 3; 9. Connecting shaft 3; 10. Connecting plate 1; 11. Connecting plate 2; 12. Connecting plate 3; 13. Brush plate; 14. Support plate 2; 15. Slide; 16. Support plate 3; 17. Support plate 4; 18. Cleaning cylinder; 19. Primary filter; 20. Handle; 21. Medium filter; 22. High filter; 23. Connecting shaft 4; 24. Elastic ring; 25. Baffle; 26. Inlet pipe; 27. Fixing plate; 28. Fan; 29. Outlet pipe. DETAILED DESCRIPTION

[0030] 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.

[0031] Reference Figure 1-Figure 7, the utility model provides an embodiment: a tar cleaning and collecting device for the inner cavity of a reflow soldering machine, comprising a support plate 1, a support plate 2 14, a support plate 3 16 and a support plate 4 17, the support plate 1 is fixedly connected to a motor 2, the output end of the motor 2 is fixedly connected to a connecting shaft 3, the connecting shaft 3 is rotatably connected to a connecting rod 4, the connecting rod 1 4 is rotatably connected to a connecting rod 2 5, the connecting rod 2 5 is rotatably connected to a connecting shaft 2 6, the connecting shaft 2 6 is rotatably connected to a connecting wheel 7, the connecting shaft 2 6 is fixedly connected to a connecting rod 3 8, the connecting rod 3 8 is fixedly connected to a connecting shaft 3 9, the connecting shaft 3 9 is fixedly connected to a connecting plate 10, the connecting plate 10 is fixedly connected to a connecting plate 2 11, the connecting plate A connecting plate three 12 is fixedly connected to the second 11, a brush plate 13 is fixedly connected to the connecting plate three 12, a slide groove 15 is provided on the support plate two 14, the connecting wheel 7 and the connecting plate one 10 slide on the slide groove 15 respectively, and the connecting shaft one 3 is rotatably connected to the support plate three 16. The staff connects the reflow soldering machine with the inlet pipe 26, and the collecting device is installed on the outlet pipe 29. At this time, the staff starts the fan 28 to suck the tar into the cleaning cylinder 18 through the inlet pipe 26 and the fan 28. The tar is filtered through the primary filter 19, the medium efficiency filter 21 and the high efficiency filter 22, and is transmitted to the collecting device through the outlet pipe 29, which greatly increases the efficiency of cleaning and collecting the tar in the inner cavity of the reflow soldering machine.

[0032] A cleaning cylinder 18 is fixedly connected to the support plate 4 17, and a primary filter 19 is slidably connected to the cleaning cylinder 18. A handle 20 is provided on the primary filter 19, and a medium efficiency filter 21 is slidably connected to the cleaning cylinder 18. A high efficiency filter 22 is slidably connected to the cleaning cylinder 18, and a connecting shaft 4 23 is fixedly connected to the high efficiency filter 22. An elastic ring 24 is fixedly connected to the support plate 4 17, and the connecting shaft 4 23 slides in the elastic ring 24. A baffle 25 is hinged on the cleaning cylinder 18, and an inlet pipe 26 is fixedly connected to the cleaning cylinder 18. A fixing plate 27 is provided on the inlet pipe 26, and a fan 28 is fixedly connected to the fixing plate 27. An outlet pipe 29 is fixedly connected to the cleaning cylinder 18, and the brush plate 13 is provided with three groups and respectively fits the primary filter 19, the medium efficiency filter On the filter 21 and the high-efficiency filter 22, the chute 15 is provided with two groups, the primary filter 19 is provided on one side of the fan 28, the medium-efficiency filter 21 is provided between the primary filter 19 and the high-efficiency filter 22, the baffle 25 is provided with two groups, the high-efficiency filter 22 is provided on one side of the outlet pipe 29, and the connecting shaft four 23 is provided with several groups and is evenly distributed at the lower ends of the primary filter 19, the medium-efficiency filter 21 and the high-efficiency filter 22. The staff starts the motor 2 to make the three groups of brush plates 13 reciprocate and brush the primary filter 19, the medium-efficiency filter 21 and the high-efficiency filter 22 respectively. This makes it more convenient for the staff to clean the filters regularly to remove accumulated tar and impurities and increase the service life of the primary filter 19, the medium-efficiency filter 21 and the high-efficiency filter 22.

[0033] Working principle: First, the staff slides the primary filter 19, the medium efficiency filter 21 and the high efficiency filter 22 into the cleaning cylinder 18. At this time, the connecting shaft four 23 provided at the lower ends of the primary filter 19, the medium efficiency filter 21 and the high efficiency filter 22 squeezes the elastic ring 24 on the support plate four 17, and slides into the elastic ring 24 to fix the primary filter 19, the medium efficiency filter 21 and the high efficiency filter 22. At this time, the staff connects the reflow soldering machine with the inlet pipe 26, and installs the collecting device on the outlet pipe 29. At this time, the staff starts the fan 28 to suck the tar into the cleaning cylinder 18 through the inlet pipe 26 and the fan 28. The larger particles and impurities are filtered out through the primary filter 19 to protect the service life of the subsequent filters. The smaller particles are further filtered out through the medium efficiency filter 21 to improve the filtration efficiency. Finally, the high efficiency filter 22 is used to capture tiny particles and tar vapor to ensure that the exhaust gas meets environmental protection standards and is transmitted to the collection device through the outlet pipe 29, which greatly increases To improve the efficiency of cleaning and collecting tar in the cavity of the reflow soldering machine, after the primary filter 19, the medium efficiency filter 21 and the high efficiency filter 22 have been used for a certain period of time, the staff opens the two sets of baffles 25 to clean the inside of the cleaning cylinder 18. At this time, the staff starts the motor 2, drives the connecting shaft 1 3 to rotate on the support plate 3 16, and drives the connecting rod 1 4 to rotate, and pulls and pushes the connecting rod 2 5 to move, and pulls and pushes the connecting shaft 2 6 through the connecting rod 2 5, drives the two sets of connecting wheels 7 to rotate on the two sets of chutes 15, and through the connecting Shaft 2 6 pushes and pulls connecting rod 3 8 and connecting shaft 3 9, and pushes and pulls connecting plate 10 through connecting shaft 3 9 to slide back and forth on the two sets of slide grooves 15, and pulls connecting plate 2 11 and connecting plate 3 12 to move back and forth, and makes the three sets of brush plates 13 brush the primary filter 19, medium efficiency filter 21 and high efficiency filter 22 back and forth respectively. This makes it more convenient for the staff to clean the filters regularly to remove accumulated tar and impurities, and increase the service life of the primary filter 19, medium efficiency filter 21 and high efficiency filter 22.

[0034] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A tar cleaning and collecting device for the inner cavity of a reflow soldering machine, comprising a support plate 1 (1), a support plate 2 (14), a support plate 3 (16) and a support plate 4 (17), characterized in that: The support plate 1 (1) is fixedly connected to a motor (2), the output end of the motor (2) is fixedly connected to a connecting shaft 1 (3), the connecting shaft 1 (3) is rotatably connected to a connecting rod 1 (4), the connecting rod 1 (4) is rotatably connected to a connecting rod 2 (5), the connecting rod 2 (5) is rotatably connected to a connecting shaft 2 (6), the connecting shaft 2 (6) is rotatably connected to a connecting wheel (7), the connecting shaft 2 (6) is fixedly connected to a connecting rod 3 (8), the connecting rod 3 (8) is fixedly ... rod 3 (8) is fixedly connected to a connecting wheel (7), the connecting rod 3 (8) is fixedly connected to a connecting wheel (7), the connecting rod 3 (5) is rotatably connected to a connecting shaft 2 (6), the connecting rod 3 (8) is fixedly connected to a connecting wheel (7), the connecting shaft 2 (6) is fixedly connected to a connecting rod 3 (8), the connecting rod 3 (8) is fixedly connected to a connecting wheel (7). Axle three (9), the connecting shaft three (9) is fixedly connected to a connecting plate one (10), the connecting plate one (10) is fixedly connected to a connecting plate two (11), the connecting plate two (11) is fixedly connected to a connecting plate three (12), the connecting plate three (12) is fixedly connected to a brush plate (13), the supporting plate two (14) is provided with a sliding groove (15), the connecting wheel (7) and the connecting plate one (10) slide on the sliding groove (15) respectively, and the connecting shaft one (3) is rotatably connected to the supporting plate three (16).

2. The tar cleaning and collecting device for the inner cavity of a reflow soldering machine according to claim 1, characterized in that: The support plate four (17) is fixedly connected with a cleaning cylinder (18), the cleaning cylinder (18) is slidably connected with a primary filter (19), the primary filter (19) is provided with a handle (20), the cleaning cylinder (18) is slidably connected with a medium filter (21), the cleaning cylinder (18) is slidably connected with a high efficiency filter (22), the high efficiency filter (22) is fixedly connected with a connecting shaft four (23), the support plate four (17) is fixedly connected with an elastic ring (24), and the connecting shaft four (23) slides in the elastic ring (24).

3. The tar cleaning and collecting device for the inner cavity of a reflow soldering machine according to claim 2, characterized in that: The cleaning cylinder (18) is hinged with a baffle (25), the cleaning cylinder (18) is fixedly connected with an inlet pipe (26), the inlet pipe (26) is provided with a fixing plate (27), the fixing plate (27) is fixedly connected with a fan (28), and the cleaning cylinder (18) is fixedly connected with an outlet pipe (29).

4. The tar cleaning and collecting device for the inner cavity of a reflow soldering machine according to claim 3, characterized in that: The brush plates (13) are provided in three groups and are respectively attached to the primary filter (19), the medium filter (21) and the high efficiency filter (22), and the chute (15) is provided in two groups.

5. The tar cleaning and collecting device for the inner cavity of a reflow soldering machine according to claim 4, characterized in that: The primary filter (19) is arranged on one side of the fan (28), and the medium-efficiency filter (21) is arranged between the primary filter (19) and the high-efficiency filter (22).

6. The tar cleaning and collecting device for the inner cavity of a reflow soldering machine according to claim 5, characterized in that: The baffles (25) are provided in two groups, and the high efficiency filter (22) is provided on one side of the outlet pipe (29).

7. The tar cleaning and collecting device for the inner cavity of a reflow soldering machine according to claim 6, characterized in that: The connecting shafts (23) are provided in several groups and are evenly distributed at the lower ends of the primary filter (19), the medium filter (21) and the high efficiency filter (22).

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