Drying device of PCBA cleaning machine

Abstract

The utility model relates to a drying device of a PCBA cleaning machine, belongs to the technical field of PCBA drying, and aims to solve the problem that an existing drying device of the PCBA cleaning machine is not easy to dry quickly. Through cooperation of the mosquito-repellent incense type air heating wire, the L-shaped fixing support and the like, a high-temperature environment is formed in the heating packaging body, and through mutual communication between the high-pressure vortex type air pump and the heating packaging body, the quick connector disc blows out hot air, so that the drying effect is achieved through heat flow; the multiple mosquito-repellent incense type air heating wires are connected in parallel to achieve stability of heat flow, heat flow disappearance caused by damage of a single mosquito-repellent incense type air heating wire is avoided, vortex type air flow is formed through cooperation of the high-pressure vortex type air pump, the heating packaging matching body and the air pump sealing plate adapter, heat flow wind power is stronger, air volume is larger and more stable, and the heating effect is better. Therefore, the drying efficiency after PCBA cleaning is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to PCBA drying technical field, especially a kind of drying device of PCBA cleaning machine. BACKGROUND

[0002] PCBA (printed circuit board assembly) is PCB after SMT (surface mount technology) or THT (through-hole insertion technology) process, electronic components are welded to PCB, form the circuit board assembly with specific function, its processing process surface is easy to remain polarity pollution, non-polar pollution and particle pollution, therefore, after assembly, water-based PCBA cleaning machine can be used to the rapid cleaning, rinsing, drying of PCBA;

[0003] Because the drying of existing water-based PCBA cleaning machine is generally air drying, it is too slow, poor and low in efficiency, cannot meet the needs of rapid production, therefore, a device capable of rapidly heating air is needed to realize the rapid drying of PCBA. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of drying device of PCBA cleaning machine to solve the problem of not easy to carry out rapid drying of the drying device of existing PCBA cleaning machine in the above background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of drying device of PCBA cleaning machine, including heating package assembly, the lower side of the one side of heating package assembly is provided with high pressure vortex type air pump, and high pressure vortex type air pump and heating package assembly are communicated with heat-resistant air hose, the one side of heating package assembly is fixedly connected with the mounting plate connected with cleaning machine, the top of heating package assembly is communicated with air guide cylinder, and heat insulation pad is fixedly installed at the connecting place of air guide cylinder and heating package assembly, the air outlet of air guide cylinder is provided with quick-mounting assembly, and one end of quick-mounting assembly is communicated with air pump sealing plate adapter, the side of air pump sealing plate adapter is welded with two skin pipe joints, the bottom of the one side of high pressure vortex type air pump is communicated with air pump air inlet pipe, the bottom of high pressure vortex type air pump is provided with four air pump installation grooves, the side, away from heating package assembly and air filter, of high pressure vortex type air pump is fixedly connected with air pump positioning stable plate, and four mounting hole positions are arranged on air pump positioning stable plate, high pressure vortex type air pump can be fixed on cleaning machine using air pump positioning stable plate, the side of the inside of heating package assembly is fixed with L-shaped fixed support, and a plurality of mosquito coil type air heating wires are fixedly installed on the outside of L-shaped fixed support, and a plurality of mosquito coil type air heating wires are connected in parallel by wire.

[0006] Preferably, the quick-mounting assembly comprises two quick coupler discs, one of which is welded with the air outlet of the air guide cylinder, and the other is welded with the air inlet of the air pump sealing plate adapter, a quick coupler hoop is sleeved between the two quick coupler discs, and the inner walls at the two ends of the quick coupler hoop are respectively extruded and clamped with the outer ends of the two quick coupler discs.

[0007] Preferably, the air filter is fixedly installed at the top of one side of the high-pressure vortex air pump, and the air outlet of the air filter is in communication with the air inlet of the air pump air inlet pipe.

[0008] Preferably, a plurality of mosquito coil type air heating wires are arranged in a stack from top to bottom, and the wiring ends of the mosquito coil type air heating wires all penetrate through the side walls of the L-shaped fixing bracket.

[0009] Preferably, the mosquito coil type air heating wire is composed of a mosquito coil-shaped heat conduction pipe and a heating wire arranged in the mosquito coil-shaped heat conduction pipe.

[0010] Preferably, a plurality of wiring ports are formed in the bottom of the L-shaped fixing bracket, and insulating protective sleeves are sleeved at the connection positions of the two ends of the mosquito coil type air heating wire and the wires.

[0011] Compared with the prior art, the technical scheme has the following beneficial effects:

[0012] Through the cooperation of the mosquito coil type air heating wire and the L-shaped fixing bracket, a high-temperature environment is formed in the heating package assembly, and the high-pressure vortex air pump and the heating package assembly are in communication with each other, so that the quick coupler disc blows out hot air, thereby realizing the drying effect by using the heat flow, and the stability of the heat flow is realized by using the parallel connection of the plurality of mosquito coil type air heating wires, so as to avoid the damage of a single mosquito coil type air heating wire, causing the heat flow to disappear, and the cooperation of the high-pressure vortex air pump, the heating package assembly and the air pump sealing plate adapter forms a vortex airflow, so that the heat flow wind is more powerful, the air volume is larger and more stable, thereby improving the drying efficiency after the PCBA is cleaned. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor.

[0014] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present application.

[0015] Figure 2The utility model discloses an air filter distribution three-dimensional structure schematic diagram.

[0016] Figure 3 The utility model discloses a gas guide cylinder distribution three-dimensional structure schematic diagram.

[0017] Figure 4 The utility model discloses a heating package assembly overhead perspective structure schematic diagram.

[0018] Figure 5 The utility model discloses a mosquito incense type air heating wire distribution three-dimensional structure schematic diagram.

[0019] The figure mark explanation: 1, heating package assembly, 2, heat insulation pad, 3, mounting plate, 4, gas guide cylinder, 5, quick joint disc, 6, quick -witted hoop, 7, air pump sealing board adapter, 8, skin pipe joint, 9, heat -resistant hose, 10, high -pressure vortex type air pump, 11, air pump installation groove, 12, air pump positioning firm board, 13, air pump air inlet pipe, 14, air filter, 15, wiring port, 16, L shape fixed bolster, 17, mosquito incense type air heating wire, 18, insulation protection cover. Specific embodiments

[0020] The technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0021] In order to further understand the content of the utility model, the utility model is described in detail in combination with the drawings.

[0022] In combination with Figure 1 , Figure 2 , Figure 3 and Figure 4 , Figure 5The utility model discloses a kind of drying device of PCBA cleaning machine, including heating package assembly 1, the lower side of heating package assembly 1 is provided with high pressure vortex air pump 10, and high pressure vortex air pump 10 and heating package assembly 1 are communicated with heat-resistant air hose 9, the side of heating package assembly 1 is fixedly connected with the mounting plate 3 connected with cleaning machine, the top of heating package assembly 1 is communicated with air guide cylinder 4, and heat insulation pad 2 is fixedly installed at the connecting place of air guide cylinder 4 and heating package assembly 1, the air outlet of air guide cylinder 4 is provided with quick-mounting assembly, and one end of quick-mounting assembly is communicated with air pump sealing plate adapter 7, two skin pipe joints 8 are welded on one side of air pump sealing plate adapter 7, the bottom end of high pressure vortex air pump 10 is communicated with air pump air inlet pipe 13, the bottom of high pressure vortex air pump 10 is equipped with four air pump mounting grooves 11, the side, away from heating package assembly 1 and air filter 14, of high pressure vortex air pump 10 is fixedly connected with air pump positioning firm plate 12, and four mounting hole positions are arranged on air pump positioning firm plate 12, high pressure vortex air pump 10 can be fixed on cleaning machine using air pump positioning firm plate 12, the side in the inside of heating package assembly 1 is fixed with L-shaped fixed support 16, and the outside of L-shaped fixed support 16 is fixedly installed with multiple mosquito coil type air heating wires 17, and multiple mosquito coil type air heating wires 17 are connected in parallel by wire.

[0023] The utility model will be further described below in combination with examples.

[0024] In combination Figure 2 And Figure 3 、 Figure 4 、 Figure 5The quick-mounting assembly comprises two quick-connecting discs 5, one of which is welded with the air outlet of the air guide cylinder 4, and the other is welded with the air inlet of the air pump sealing plate adapter 7, a quick-connecting clamp 6 is sleeved between the two quick-connecting discs 5, and the inner walls of the two ends of the quick-connecting clamp 6 are respectively extruded and clamped with the outer ends of the two quick-connecting discs 5, so that the quick-connecting clamp 6 and the quick-connecting disc 5 are clamped with each other through the micro deformation caused by extrusion, thereby realizing the quick butt joint and installation between the air pump sealing plate adapter 7 and the air guide cylinder 4, and the quick-connecting clamp 6 can be replaced according to the subsequent air outlet position and quantity. The air filter 14 is fixedly installed at the top end of one side of the high-pressure vortex air pump 10, and the air outlet end of the air filter 14 is communicated with the air inlet end of the air pump air inlet pipe 13. The air filter 14 is used to remove impurities in the air inlet of the high-pressure vortex air pump 10 to prevent solid impurities from entering the inside of the cleaning machine, thereby avoiding the secondary pollution of the PCBA. A plurality of mosquito coil type air heating wires 17 are sequentially arranged from top to bottom. The wiring ends of the mosquito coil type air heating wires 17 penetrate through the side walls of the L-shaped fixed support 16. The plurality of mosquito coil type air heating wires 17 are used to prevent the use of the machine from being hindered when a single mosquito coil type air heating wire 17 is damaged. The mosquito coil type air heating wire 17 is composed of a mosquito coil type heat pipe and a heating wire arranged in the mosquito coil type heat pipe. The structure of the mosquito coil type air heating wire 17 protects the internal heating element, reduces high-temperature oxidation damage, and prolongs the service life of the mosquito coil type air heating wire 17. The L-shaped fixed support 16 is provided with a plurality of wiring ports 15 at the bottom. Insulating protective sleeves 18 are sleeved on the connection parts of the two ends of the mosquito coil type air heating wire 17 and the wires, thereby improving the use safety of the electrical connection parts.

[0025] In the embodiment, the device is installed on the side of the PCBA cleaning machine by positioning the air pump positioning and stabilizing plate 12 and the mounting plate 3. The high-pressure vortex air pump 10 is started to make the normal-temperature ordinary air pass through the air filter 14, enter the air pump air inlet pipe 13, and then enter the high-pressure air pump high-pressure vortex air pump 10 to form normal-temperature vortex high-pressure air. The high-pressure air is delivered to the heating package assembly 1 by the heat-resistant air hose 9. Since the mosquito coil type air heating wires 17 are connected in parallel in the heating package assembly 1, the mosquito coil type air heating wires 17 are started in advance to heat, so that a high-temperature environment is formed in the heating package assembly 1. When the vortex high-pressure air enters the heating package assembly 1, high-pressure hot air is formed. Then the high-pressure hot air enters the air pump sealing plate adapter 7 through the air guide cylinder 4, and is transferred to the inside of the PCBA cleaning machine by the rubber pipe joint 8 to realize the quick drying of the PCBA in the cleaning machine. The vortex high-pressure air generated by the high-pressure vortex air pump 10 ensures the subsequent hot air transmission speed, realizes the quick drying effect of the PCBA in the cleaning chamber of the cleaning machine, and the contents not described in detail in the specification all belong to the existing technology known to the person skilled in the art.

[0026] It is to be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0027] While embodiments of the present application have been shown and described with reference to the figures, it will be understood by those of ordinary skill in the art that various changes, modifications, substitutions and alterations can be made thereto without departing from the spirit and scope of the present application, which should be limited only by the scope of the appended claims and the equivalents thereof.

Claims

1. A drying device of a PCBA cleaning machine, comprising a heating package assembly (1), a high-pressure vortex air pump (10) is arranged below one side of the heating package assembly (1), and a heat-resistant air hose (9) is communicated between the high-pressure vortex air pump (10) and the heating package assembly (1), characterized in that: The side of the heating package assembly (1) is fixedly connected with the mounting plate (3) connected with the cleaning machine, the top of the heating package assembly (1) is communicated with the air guide cylinder (4), and the connecting part of the air guide cylinder (4) and the heating package assembly (1) is fixedly installed with the heat insulation pad (2), the air outlet of the air guide cylinder (4) is provided with a quick mounting assembly, one end of the quick mounting assembly is communicated with the air pump sealing plate adapter (7), one side of the air pump sealing plate adapter (7) is welded with two rubber tube joints (8), the bottom end of one side of the high-pressure vortex air pump (10) is communicated with the air pump air inlet pipe (13), the bottom of the high-pressure vortex air pump (10) is provided with four air pump mounting grooves (11), one side of the high-pressure vortex air pump (10) away from the heating package assembly (1) and the air filter (14) is fixedly connected with the air pump positioning stable plate (12), and four mounting hole positions are arranged on the air pump positioning stable plate (12), the high-pressure vortex air pump (10) can be fixed on the cleaning machine by the air pump positioning stable plate (12), one side of the inside of the heating package assembly (1) is fixedly provided with an L-shaped fixed support (16), a plurality of mosquito coil type air heating wires (17) are fixedly installed on the outer side of the L-shaped fixed support (16), and the plurality of mosquito coil type air heating wires (17) are connected in parallel through wires.

2. The drying device of the PCBA cleaning machine according to claim 1, characterized in that: The quick mounting assembly comprises two quick connector discs (5), one of the quick connector discs (5) and the air outlet of the air guide cylinder (4) are welded with each other, the other quick connector disc (5) and the air inlet of the air pump sealing plate adapter (7) are welded with each other, the quick connector discs (5) are sleeved with a quick connecting clamp (6), and the inner walls of the two ends of the quick connecting clamp (6) are respectively extruded and clamped with the outer ends of the two quick connector discs (5).

3. The drying device of the PCBA cleaning machine according to claim 1, characterized in that: The top end of one side of the high-pressure vortex air pump (10) is fixedly installed with the air filter (14), and the air outlet end of the air filter (14) is communicated with the air inlet end of the air pump air inlet pipe (13).

4. The drying device of the PCBA cleaning machine according to claim 1, characterized in that: The plurality of mosquito coil type air heating wires (17) are sequentially arranged from top to bottom, and the wiring ends of the mosquito coil type air heating wires (17) penetrate the side wall of the L-shaped fixed support (16).

5. The drying device of the PCBA cleaning machine according to claim 4, characterized in that: The mosquito coil type air heating wire (17) is composed of a mosquito-shaped heat pipe and a heating wire arranged in the mosquito-shaped heat pipe.

6. The drying device of the PCBA cleaning machine according to claim 5, characterized in that: The bottom of the L-shaped fixed support (16) is provided with a plurality of wiring ports (15), and the connecting parts of the two ends of the mosquito coil type air heating wire (17) and the wires are sleeved with insulation protective sleeves (18).

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