CN215421005U

CN215421005U - Pin tin sticky device

Info

Publication number: CN215421005U
Application number: CN202120602446.7U
Authority: CN
Inventors: 尹雄亮; 黄成珍; 吕庆升; 童钧
Original assignee: Foshan Haohua Electronic Co ltd
Current assignee: Foshan Haohua Electronic Co ltd
Priority date: 2021-03-23
Filing date: 2021-03-23
Publication date: 2022-01-04
Anticipated expiration: 2031-03-23

Abstract

The utility model relates to a pin tin dipping device which is characterized by comprising a pump body, a vertical pipe and a groove body, wherein the lower end of the vertical pipe is in butt joint communication with the output end of the pump body, the rear end of the bottom of the groove body is connected to the upper end of the vertical pipe, an accommodating groove is formed in the top surface of the groove body and is communicated with the vertical pipe, a liquid discharge hole penetrating into the accommodating groove is formed in the front end of the bottom of the groove body, an overflow hole groove penetrating into the accommodating groove is formed in the rear surface of the groove body, and the height position of the overflow hole groove is higher than that of the liquid discharge hole. The utility model has the advantages of simple structure, low production cost, high reliability and the like, and can continuously perform the tin-plating operation for a long time, thereby being beneficial to improving the production efficiency of pins.

Description

Pin tin sticky device

Technical Field

The utility model relates to the field of electronic product production equipment, in particular to a pin tin dipping device for producing a ceramic capacitor and a piezoresistor.

Background

At present, in the production process of electronic products such as capacitors, resistors and the like, tin coating treatment is often carried out on pins of the electronic products. Although automatic tin-coating equipment is available, most of the equipment adopts a tin immersion method for tin coating. Therefore, the quality of the tinning is easily affected by the amount of the tin liquid in the tin pot, so that the tinning operation is difficult to continuously carry out in a long time, and the tinning operation is generally required to be suspended, which easily causes the reduction of the production efficiency of pins.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and the defects and provides a pin tin dipping device which has the advantages of simple structure, low production cost, high reliability and the like, can continuously perform tin coating operation for a long time and is beneficial to improving the production efficiency of pins.

The technical scheme of the utility model is realized as follows:

the utility model provides a pin tin sticky device, its characteristics lie in including the pump body, standpipe, cell body, and wherein the lower extreme of standpipe docks the intercommunication with the output of the pump body, the rear end of cell body bottom is connected on the upper end of standpipe, the holding tank has been seted up on the top surface of cell body to make holding tank and standpipe be linked together, the outage that runs through to the holding tank is seted up to the front end of cell body bottom, set up the overflow hole groove that runs through to the holding tank on the rear surface of cell body to the high position that makes overflow hole groove is higher than the high position of outage.

Preferably, the pin tin sticky device further comprises a longitudinal pipe, the lower end of the vertical pipe is in butt joint communication with the output end of the pump body through the longitudinal pipe, and the pump body is located on the rear side of the vertical pipe.

Preferably, the pump body comprises a pump shell, an impeller, a positioning frame and a motor, the motor is arranged at the top of the positioning frame, the pump shell is arranged at the bottom of the positioning frame, the impeller is arranged in the pump shell and is in driving connection with the motor, and the lower end of the vertical pipe is in butt connection and communication with the output end of the pump shell.

Preferably, the pin tin pick-up device further comprises a rotating shaft, a driving wheel, a driven wheel and a belt, wherein the rotating shaft can be rotatably and vertically arranged on the positioning frame in a penetrating mode, the lower end of the rotating shaft can be rotatably arranged in the pump shell in a penetrating mode, the impeller is sleeved on the rotating shaft, the driven wheel is sleeved on the upper end of the rotating shaft, the driving wheel is sleeved on a power output shaft of the motor, and the belt is wound on the driving wheel and the driven wheel.

Preferably, the positioning frame comprises a bearing plate and at least two vertical rods, the lower ends of the vertical rods are connected to the top surface of the pump shell, the upper ends of the vertical rods at the front end of the bearing plate are connected, the rotating shaft can be rotatably arranged on the bearing plate in a penetrating mode, and the motor can be detachably connected to the top surface of the rear end of the bearing plate.

Preferably, the pin tin sticky device still includes vertical pipe, locking bolt, the waist shape hole that vertically runs through is seted up to the rear end of bearing plate, the motor is arranged in the top of bearing plate rear end, vertical pipe is arranged between motor and bearing plate, locking bolt passes waist shape hole, vertical pipe, motor back locking respectively.

Preferably, the pin tin dipping device further comprises a positioning ring, the upper end of each vertical rod is connected to the positioning ring, and the positioning ring is arranged on the bottom surface of the front end of the supporting plate.

Preferably, a bearing seat is arranged at the front end of the bearing plate, and the rotating shaft penetrates through the bearing seat.

Preferably, the pin tin dipping device further comprises a positioning bolt, the bearing seat is arranged on the top surface of the bearing plate, the positioning ring is attached to the bottom surface of the bearing plate, and the positioning bolt sequentially penetrates through the bearing seat, the bearing plate and the positioning ring and then is locked.

Preferably, a splash guard is arranged on the top surface of the tank body, and the splash guard is positioned on the front side of the groove opening of the containing groove.

The utility model has the beneficial effects that: the lower part of the pin tin dipping device can be immersed into a tin pot, so that tin liquid can be input into the tank body through the pump body. After the tin liquid enters the holding tank, the tin liquid flows out of the liquid discharge hole, and therefore continuous tin liquid flow can be formed. Therefore, in the production process, each pin can pass through the tin liquid flow in sequence, so that the tin coating operation can be continuously carried out on each pin. And the tin feeding operation can not be influenced even if the tin liquid amount in the tin pot is greatly changed. In addition, the tin adding to the tin pot hardly influences the flow of the tin liquid, so that the tin adding operation is not suspended during tin adding. Therefore, continuous tin coating operation can be carried out for a long time, and the production efficiency of the pins is improved. When the tin liquid reaches the overflow hole groove, the tin liquid overflows from the overflow hole groove. Because the overflow hole groove is located the back wall of cell body, the tin liquid that spills over like this flows out from the rear of cell body to can avoid the tin liquid that spills over to influence the tinning operation, this pin tin sticky device's reliability is very high. Meanwhile, the whole structure of the pin tin-dipping device is very simple, and the pin tin-dipping device is very convenient to manufacture.

Drawings

Fig. 1 is a schematic perspective view of a lead soldering apparatus according to the present invention.

Fig. 2 is a second schematic perspective view of the lead soldering apparatus of the present invention.

Detailed Description

As shown in fig. 1 and 2, the pin tin dipping device of the present invention includes a pump body 1, a vertical tube 2, and a tank body 3, wherein a lower end of the vertical tube 2 is in butt communication with an output end of the pump body 1, a rear end of a bottom of the tank body 3 is connected to an upper end of the vertical tube 2, an accommodating groove 31 is formed on a top surface of the tank body 3, and the accommodating groove 31 is communicated with the vertical tube 2, a drain hole 32 penetrating into the accommodating groove 31 is formed at a front end of the bottom of the tank body 3, an overflow hole groove 33 penetrating into the accommodating groove 31 is formed on a rear surface of the tank body 3, and a height position of the overflow hole groove 33 is higher than a height position of the drain hole 32.

The lower part of the pin tin dipping device can be immersed into a tin pot, so that tin liquid can be input into the groove body 3 through the pump body 1. When the tin liquid enters the holding tank 31, the tin liquid flows out of the liquid discharge holes 32, so that a continuous tin liquid flow can be formed. Therefore, in the production process, each pin can pass through the tin liquid flow in sequence, so that the tin coating operation can be continuously carried out on each pin.

And the tin feeding operation can not be influenced even if the tin liquid amount in the tin pot is greatly changed. In addition, the tin adding to the tin pot hardly influences the flow of the tin liquid, so that the tin adding operation is not suspended during tin adding. Therefore, continuous tin coating operation can be carried out for a long time, and the production efficiency of the pins is improved.

When the molten tin reaches the overflow hole grooves 33, the molten tin overflows from the overflow hole grooves 33. Because the overflow hole groove 33 is positioned on the rear wall of the groove body 3, the overflowed tin liquid flows out from the rear part of the groove body 3, thereby avoiding the overflowed tin liquid from influencing the tin feeding operation, and the reliability of the pin tin dipping device is very high.

Meanwhile, the whole structure of the pin tin-dipping device is very simple, and the pin tin-dipping device is very convenient to manufacture.

As shown in fig. 1 and 2, the pin tin dipping device further includes a longitudinal pipe 4, and the lower end of the vertical pipe 2 is in butt communication with the output end of the pump body 1 through the longitudinal pipe 4, so that the pump body 1 is located at the rear side of the vertical pipe 2. Through the setting of vertical pipe 4, can make cell body 3 and pump body 1 keep certain distance to can avoid the tin liquid that the overflow goes out to influence the normal work of pump body 1, this reliability that helps further improving this pin tin sticky device.

As shown in fig. 1 and 2, the pump body 1 includes a pump casing 11, an impeller 12, a positioning frame 13, and a motor 14, the motor 14 is disposed on the top of the positioning frame 13, the pump casing 11 is disposed on the bottom of the positioning frame 13, the impeller 12 is disposed in the pump casing 11, and the impeller 12 is in driving connection with the motor 14, and the lower end of the vertical pipe 2 is in butt communication with the output end of the pump casing 11. Through setting up motor 14, pump case 11 respectively about locating rack 13, can satisfy the demand that pump case 11 sinks into the tin pot like this well to and can avoid the tin liquid to influence the normal work of motor 14. The structure of the pump body 1 is very simple and reliable.

When the pin tin dipping device is installed, the pump shell 11 is placed in a tin pot, the pump shell 11 is immersed in tin liquid, the motor 14 and the groove body 3 are placed outside the tin pot, and the liquid discharge hole 32 is positioned right above the tin pot. Therefore, when the motor 14 works, the tin liquid can be conveyed into the accommodating groove 31 through the impeller 12, and the tin liquid flowing out of the liquid discharge hole 32 and the tin liquid overflowing from the overflow hole groove 33 directly flow back to the tin pot, so that the tin liquid waste can be avoided. During the tinning operation, the pins are driven by the conveying line to pass below the liquid discharge holes 32 in sequence. Thus, the tin coating operation can be continuously carried out.

As shown in fig. 1 and 2, the pin tin wetting device further includes a rotating shaft 15, a driving wheel 16, a driven wheel 17, and a belt 18, wherein the rotating shaft 15 is vertically disposed on the positioning frame 13 in a rotatable manner, and the lower end of the rotating shaft 15 is disposed in the pump housing 11 in a rotatable manner, the impeller 12 is sleeved on the rotating shaft 15, the driven wheel 17 is sleeved on the upper end of the rotating shaft 15, the driving wheel 16 is sleeved on the power output shaft of the motor 14, and the belt 18 is wound on the driving wheel 16 and the driven wheel 17. This ensures that the impeller 12 can obtain stable power, thereby contributing to the improvement of the stability and reliability of the rotation of the impeller 12.

The belt 18 is a toothed belt. Therefore, a very good power transmission effect can be achieved, and the reliability of the pin tin dipping device is further improved.

As shown in fig. 1 and 2, the positioning frame 13 includes a supporting plate 131, and at least two vertical rods 132, a lower end of each vertical rod 132 is connected to the top surface of the pump housing 11, an upper end of each vertical rod 132 is connected to the front end of the supporting plate 131, the rotating shaft 15 is rotatably inserted into the supporting plate 131, and the motor 14 is detachably connected to the top surface of the rear end of the supporting plate 131. This enables the spacer 13 to have a simple and reliable structure, thereby contributing to a reduction in manufacturing costs.

As shown in fig. 1 and 2, the supporting plate 131 is provided with a positioning hole 101 penetrating vertically. Through the opening of the positioning hole 101, the supporting plate 131 can be conveniently fixed on other racks through screws or bolts, thereby being beneficial to further improving the reliability of the pin tin dipping device.

As shown in fig. 1 and 2, the pin tin wetting device further includes a vertical pipe 133 and a locking bolt 134, a vertically through waist-shaped hole 135 is formed at the rear end of the supporting plate 131, the motor 14 is arranged above the rear end of the supporting plate 131, the vertical pipe 133 is arranged between the motor 14 and the supporting plate 131, and the locking bolt 134 is locked after passing through the waist-shaped hole 135, the vertical pipe 133 and the motor 14, respectively. Therefore, the motor 14 can be stably and reliably fixed, and the requirements of disassembling and adjusting the position can be met, thereby being beneficial to further improving the reliability and the applicability of the pin tin dipping device. Supporting the motor 14 via the vertical tube 133 enables the motor 14 to be positioned higher, thereby enabling the motor 14 to be positioned further away from the molten tin, which also helps to improve reliability.

As shown in fig. 1 and 2, in the actual manufacturing process, the motor 14 may be supported by a number of vertical tubes 133. As the number of vertical tubes 133 increases, the number of locking bolts 134 and kidney holes 135 needs to be increased accordingly to meet the need for locking the vertical tubes 133, respectively. Such a structure can effectively improve the stability and reliability of the installation and positioning of the motor 14.

As shown in fig. 2, the pin tin-wetting device further includes a positioning ring 136, the upper end of each vertical rod 132 is connected to the positioning ring 136, and the positioning ring 136 is disposed on the bottom surface of the front end of the supporting plate 131. This helps to improve the reliability and stability of the connection of the vertical rod 132 to the support plate 131, thereby further improving the reliability of the pin tinning device.

As shown in fig. 1 and 2, a bearing seat 137 is disposed at a front end of the supporting plate 131, and the rotating shaft 15 is inserted into the bearing seat 137. Therefore, the accuracy of the installation and the positioning of the rotating shaft 15 can be improved, the stability and the reliability of the rotation of the rotating shaft 15 can be improved, and the reliability of the pin tin dipping device can be further improved.

As shown in fig. 1 and 2, the pin tin-wetting device further includes a positioning bolt 138, the bearing seat 137 is disposed on the top surface of the supporting plate 131, the positioning ring 136 is attached to the bottom surface of the supporting plate 131, and the positioning bolt 138 sequentially passes through the bearing seat 137, the supporting plate 131, and the positioning ring 136 and then is locked. Therefore, the bearing seat 137 and the positioning ring 136 can be locked on the supporting plate 131 at the same time, so that the use of a locking structure can be reduced, and the convenience in manufacturing and assembling the pin tin dipping device is further improved.

As shown in fig. 1 and 2, in the actual manufacturing process, the bearing seat 137 and the positioning ring 136 may be fixed by a plurality of positioning bolts 138. This enables a very good fixing effect to be achieved.

As shown in fig. 1 and 2, a splash guard 34 is provided on the top surface of the tank body 3, and the splash guard 34 is positioned at the front side of the notch of the receiving groove 31. Therefore, the phenomenon that the tin liquid splashes forwards can be avoided, so that the phenomenon that other parts of a conveying line or a pin are stained with the tin liquid can be avoided, and the reliability of the pin tin staining device is further improved.

Claims

1. A pin tin sticky device is characterized in that: including the pump body (1), standpipe (2), cell body (3), wherein the lower extreme of standpipe (2) docks the intercommunication with the output of the pump body (1), the rear end of cell body (3) bottom is connected on the upper end of standpipe (2), holding tank (31) have been seted up on the top surface of cell body (3) to make holding tank (31) be linked together with standpipe (2), outage (32) that run through to holding tank (31) are seted up to the front end of cell body (3) bottom, set up overflow hole groove (33) that run through to holding tank (31) on the rear surface of cell body (3) to the high position that makes overflow hole groove (33) is higher than outage (32).

2. The pin wicking device of claim 1, wherein: the pump further comprises a longitudinal pipe (4), the lower end of the vertical pipe (2) is in butt joint communication with the output end of the pump body (1) through the longitudinal pipe (4), and the pump body (1) is located on the rear side of the vertical pipe (2).

3. The pin wicking device of claim 1, wherein: the pump body (1) comprises a pump shell (11), an impeller (12), a positioning frame (13) and a motor (14), wherein the motor (14) is arranged at the top of the positioning frame (13), the pump shell (11) is arranged at the bottom of the positioning frame (13), the impeller (12) is arranged in the pump shell (11) and is in driving connection with the motor (14), and the lower end of the vertical pipe (2) is in butt connection and communication with the output end of the pump shell (11).

4. The pin wicking device of claim 3, wherein: still include pivot (15), action wheel (16), follow driving wheel (17), belt (18), pivot (15) can rotate ground vertically to wear to arrange in locating rack (13) to make the lower extreme of pivot (15) can rotate ground wear to arrange in pump case (11), impeller (12) suit is on pivot (15), follow driving wheel (17) suit is on the upper end of pivot (15), action wheel (16) suit is on the power output shaft of motor (14), belt (18) are around adorning on action wheel (16) and follow driving wheel (17).

5. The pin wicking device of claim 4, wherein: the positioning frame (13) comprises a bearing plate (131) and at least two vertical rods (132), the lower end of each vertical rod (132) is connected to the top surface of the pump shell (11), the upper ends of the vertical rods (132) at the front end of the bearing plate (131) are connected, the rotating shaft (15) can penetrate through the bearing plate (131) in a rotating mode, and the motor (14) can be detachably connected to the top surface of the rear end of the bearing plate (131).

6. The pin wicking device of claim 5, wherein: still include vertical pipe (133), locking bolt (134), vertical waist shape hole (135) that run through is seted up to the rear end of bearing board (131), motor (14) are arranged in the top of bearing board (131) rear end, vertical pipe (133) are arranged between motor (14) and bearing board (131), locking bolt (134) pass waist shape hole (135), vertical pipe (133), motor (14) back locking respectively.

7. The pin wicking device of claim 5, wherein: the vertical rod fixing device further comprises a positioning ring (136), the upper end of each vertical rod (132) is connected to the positioning ring (136), and the positioning ring (136) is arranged on the bottom surface of the front end of the supporting plate (131).

8. The pin wicking device of claim 7, wherein: the front end of the bearing plate (131) is provided with a bearing seat (137), and the rotating shaft (15) penetrates through the bearing seat (137).

9. The pin wicking device of claim 8, wherein: the bearing seat is characterized by further comprising a positioning bolt (138), the bearing seat (137) is arranged on the top surface of the bearing plate (131), the positioning ring (136) is attached to the bottom surface of the bearing plate (131), and the positioning bolt (138) penetrates through the bearing seat (137), the bearing plate (131) and the positioning ring (136) in sequence and then is locked.

10. The pin wicking device of claim 1, wherein: and a splash baffle (34) is arranged on the top surface of the tank body (3), and the splash baffle (34) is positioned at the front side of the notch of the accommodating groove (31).