CN215325115U

CN215325115U - Reflow soldering tin stove transmission feeding mechanism

Info

Publication number: CN215325115U
Application number: CN202121523582.3U
Authority: CN
Inventors: 束传松; 景万峰
Original assignee: Suzhou Hexu Electronic Co ltd
Current assignee: Suzhou Hexu Electronic Co ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2021-12-28
Anticipated expiration: 2031-07-06

Abstract

The utility model relates to a transmission and feeding mechanism of a reflow soldering tin furnace, which comprises a workbench, wherein two sides of the workbench are respectively provided with a first rotating shaft, the first rotating shafts are respectively and fixedly sleeved with a straight gear, a U-shaped bracket is fixedly arranged at the middle position of the bottom end of the workbench, one adjacent side between the vertical parts of the U-shaped brackets is respectively and slidably provided with a fixed plate, the lower part of the fixed plate is rotatably provided with a lower compression roller, the upper part of the fixed plate is rotatably provided with an upper compression roller, the fixed plate is internally provided with a first sliding groove, the inner wall of the bottom end of the first sliding groove is respectively and fixedly provided with a first motor, the output end of the first motor is respectively and fixedly connected with a first screw rod, the first screw rod is respectively and threadedly sleeved with a first screw seat, the first screw seat is rotatably connected with one adjacent side of the upper compression roller, the specifications of the lower compression roller and the upper compression roller are the same, the structure of the utility model is simple and the use is convenient, the phenomenon that the mesh belt and the straight gear slip can be effectively avoided.

Description

Reflow soldering tin stove transmission feeding mechanism

Technical Field

The utility model relates to a transmission and feeding mechanism of a reflow soldering tin furnace, belonging to the technical field of feeding mechanisms.

Background

The reflow soldering technology is not strange in the field of electronic manufacturing, elements on various board cards used in computers are all soldered on a circuit board through the technology, a heating circuit is arranged in the equipment, air or nitrogen is heated to a high enough temperature and then blown to the circuit board on which the elements are stuck, and solder on two sides of the elements is bonded with a mainboard after being melted.

The transmission feeding mechanism for the reflow soldering tin furnace generally uses chain transportation and mesh belt transportation, and after the existing mesh belt transportation is used for a long time, the existing mesh belt transportation is easy to deform due to long-term contact with a straight gear, so that the phenomenon of slipping between the mesh belt and the straight gear is caused, and therefore, the transmission feeding mechanism for the reflow soldering tin furnace is necessary to be designed for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a transmission and feeding mechanism of a reflow soldering tin furnace, which has a simple structure and is convenient to use, and can effectively avoid the phenomenon that a mesh belt and a straight gear slip, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a reflow soldering tin stove transmission feeding mechanism comprises a workbench, wherein rotating shafts I are arranged on two sides of the workbench respectively, straight gears are fixedly sleeved on the rotating shafts I, a U-shaped support is fixedly arranged at the middle position of the bottom end of the workbench, a fixing plate is slidably arranged on one side between vertical parts of the U-shaped support, a lower compression roller is rotatably arranged on the lower portion of the fixing plate, an upper compression roller is rotatably arranged on the upper portion of the fixing plate, a first sliding groove is formed in the fixing plate, a first motor is fixedly arranged on the inner wall of the bottom end of the first sliding groove, a first screw rod is fixedly connected with the output end of the first motor, a first screw thread seat is sleeved on the first screw rod, the first screw seat is rotatably connected with one side adjacent to the upper compression roller, the specifications of the lower compression roller and the upper compression roller are the same, and the surfaces of the lower compression roller and the upper compression roller are both smoothly arranged, and a mesh belt is arranged between the straight gears and passes through the space between the lower compression roller and the upper compression roller.

Further, one of them the rear end of pivot one runs through the workstation extends to the rear side of workstation and fixed cover are equipped with sprocket one, the workstation is close to one side bottom mounting of sprocket one is equipped with motor two, the output end fixedly connected with pivot two of motor two, the rear end fixedly connected with of pivot two is equipped with sprocket two, sprocket one with connect through chain drive between the sprocket two.

Furthermore, the second motor is fixedly connected with the bottom end of the workbench through a support, and bearing seats matched with the first rotating shaft are symmetrically and fixedly embedded in two sides of the workbench.

Further, the first rotating shaft is symmetrically fixed with limiting plates, the limiting plates are of a cylindrical structure, and the limiting plates are symmetrically distributed on two sides of the mesh belt.

Furthermore, a reflow soldering tin furnace body is fixedly arranged at the top end of the workbench, and the mesh belt penetrates through the lower part of the reflow soldering tin furnace body.

Further, a second sliding groove is formed in the vertical portion of the U-shaped support, a third motor is fixedly arranged on the inner wall of the top end of the second sliding groove, a second screw rod is fixedly connected to the output end of the third motor, a second threaded seat is sleeved on the second screw rod in a threaded manner, and the second threaded seat is fixedly connected with the adjacent fixing plate.

The utility model has the beneficial effects that:

the utility model is provided with the upper compression roller and the lower compression roller, when in use, the screw rod II can be driven to rotate by the motor III, thereby enabling the screw rod II to drive the screw thread seat II to move, enabling the screw thread seat II to drive the upper compression roller to move up and down, thereby the distance between the upper compression roller and the lower compression roller can be adjusted, the mesh belt can be flattened through the upper compression roller and the lower compression roller, meanwhile, the first screw rod is driven to rotate through the motor, so that the first screw rod drives the first screw thread seat to move up and down, and at the same time, the first screw thread seat drives the fixing plate to move up and down, thereby leading the fixed plate to drive the upper compression roller and the lower compression roller to move up and down, further adjusting the tension degree of the mesh belt, further avoiding the deformation of the mesh belt, the utility model has simple structure and convenient use, and can effectively avoid the phenomenon of slippage between the mesh belt and the straight gear.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model without limiting the utility model.

FIG. 1 is a schematic view of the overall structure of a feeding mechanism of a reflow soldering tin furnace according to the present invention;

FIG. 2 is a top view of a worktable of a reflow soldering tin furnace conveying and feeding mechanism of the utility model;

FIG. 3 is a side view of a U-shaped bracket of a reflow soldering tin furnace conveying and feeding mechanism of the utility model;

reference numbers in the figures: 1. a work table; 2. a first rotating shaft; 3. a spur gear; 4. a U-shaped bracket; 5. a fixing plate; 6. a lower pressing roller; 7. an upper compression roller; 8. a first sliding chute; 9. a first motor; 10. a first screw rod; 11. a first thread seat; 12. a mesh belt; 13. a chain wheel I; 14. a second motor; 15. a second rotating shaft; 16. a second chain wheel; 17. a chain; 18. a limiting plate; 19. a reflow soldering tin furnace body; 20. a second chute; 21. a third motor; 22. a second screw; 23. and a second threaded seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

a reflow soldering tin furnace transmission feeding mechanism comprises a workbench 1, wherein rotating shafts I2 are arranged on two sides of the workbench 1 in a rotating mode, straight gears 3 are fixedly sleeved on the rotating shafts I2, a U-shaped support 4 is fixedly arranged at the middle position of the bottom end of the workbench 1, a fixing plate 5 is arranged on one side, adjacent to the vertical portion of the U-shaped support 4, of the vertical portion in a sliding mode, a lower pressing roller 6 is arranged on the lower portion of the fixing plate 5 in a rotating mode, an upper pressing roller 7 is arranged on the upper portion of the fixing plate 5 in a rotating mode, a first sliding groove 8 is formed in the fixing plate 5, a first motor 9 is fixedly arranged on the inner wall of the bottom end of the first sliding groove 8, a first screw rod 10 is fixedly connected to the output end of the first motor 9, a first threaded seat 11 is sleeved on each screw rod 10 in a threaded mode, each threaded seat 11 is rotatably connected with one side, adjacent to the upper pressing roller 7, the lower pressing roller 6 is identical to the upper pressing roller 7 in specification, just lower compression roller 6 with the surface of going up compression roller 7 is smooth setting, be equipped with guipure 12 between the spur gear 3, guipure 12 passes through lower compression roller 6 with space between the last compression roller 7 drives a screw rod 10 through a motor 9 and rotates to make a screw rod 10 drive screw thread seat 11 and reciprocate, screw thread seat 11 will drive fixed plate 5 and reciprocate this moment, thereby makes fixed plate 5 drive compression roller 7 and lower compression roller 6 reciprocate, thereby can adjust guipure 12 rate of tension.

Specifically, as shown in fig. 1 and fig. 2, the rear end of one of the rotating shafts 2 penetrates through the workbench 1 and extends to the rear side of the workbench 1, a first sprocket 13 is fixedly arranged on the rear end of the workbench 1, a second motor 14 is fixedly arranged at the bottom end of one side of the workbench 1 close to the first sprocket 13, a second rotating shaft 15 is fixedly connected to the output end of the second motor 14, a second sprocket 16 is fixedly sleeved on the rear end of the second rotating shaft 15, the first sprocket 13 and the second sprocket 16 are in transmission connection through a chain 17, the second motor 14 is fixedly connected to the bottom end of the workbench 1 through a support, bearing seats matched with the first rotating shaft 2 are symmetrically and fixedly embedded in both sides of the workbench 1, limiting plates 18 are symmetrically and fixedly arranged on the first rotating shaft 2, the limiting plates 18 are of a cylindrical structure, and the limiting plates 18 are symmetrically distributed on both sides of the mesh belt 12, drive two 15 of pivot through two 14 motors and rotate to make two 15 drive two 16 sprockets of pivot rotate, two 16 sprockets will drive sprocket 13 through chain 17 and rotate this moment, thereby make sprocket 13 drive corresponding pivot 2 and rotate, thereby make pivot 2 drive corresponding straight-teeth gear 3 and limiting plate 18 and rotate, thereby drive guipure 12 through straight-teeth gear 3 and remove, can carry on spacingly to guipure 12 through limiting plate 18 simultaneously.

Specifically, as shown in fig. 1 and 3, the fixed reflow soldering tin stove body 19 that is equipped with in top of workstation 1, guipure 12 runs through the lower part of reflow soldering tin stove body 19, two spout 20 have all been seted up in the vertical portion of U type support 4, all fixedly on the top inner wall of two spout 20 be equipped with three motor 21, the equal fixedly connected with screw rod two 22 of the output of three motor 21, equal thread bush is equipped with two screw thread seats 23 on two screw rod 22, two screw thread seats 23 all with adjacent fixed plate 5 fixed connection can drive two screw rods 22 through three motor 21 and rotate to make two screw rod 22 drive two screw thread seats 23 and remove, thereby make two screw thread seats 23 drive compression roller 7 and reciprocate, thereby can adjust the distance between compression roller 7 and the lower compression roller 6.

The working principle of the utility model is as follows: when the mesh belt flattening device is used, the second motor 14 drives the second rotating shaft 15 to rotate, so that the second rotating shaft 15 drives the second chain wheel 16 to rotate, at the moment, the second chain wheel 16 drives the first chain wheel 13 to rotate through the chain 17, so that the first chain wheel 13 drives the corresponding first rotating shaft 2 to rotate, so that the first rotating shaft 2 drives the corresponding straight gear 3 and the corresponding limiting plate 18 to rotate, so that the mesh belt 12 is driven to move through the straight gear 3, meanwhile, the mesh belt 12 can be limited through the limiting plate 18, the second motor 21 can drive the second screw rod 22 to rotate, so that the second screw rod 22 drives the second screw seat 23 to move, so that the second screw seat 23 drives the upper pressing roller 7 to move up and down, so that the distance between the upper pressing roller 7 and the lower pressing roller 6 can be adjusted, so that the mesh belt is flattened through the upper pressing roller 7 and the lower pressing roller 6, when the mesh belt 12 is in a loose state, at the moment, the first motor 9 drives the first screw rod 10 to rotate, so that the first screw rod 10 drives the first thread seat 11 to move up and down, and the first thread seat 11 drives the fixing plate 5 to move up and down, so that the fixing plate 5 drives the upper compression roller 7 and the lower compression roller 6 to move up and down, and the tension of the mesh belt 12 can be adjusted.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a reflow soldering tin stove transmission feeding mechanism, includes workstation (1), its characterized in that: the automatic cutting machine is characterized in that a first rotating shaft (2) is arranged in each of two sides of the workbench (1), a straight gear (3) is fixedly sleeved on each rotating shaft (2), a U-shaped support (4) is fixedly arranged at the middle position of the bottom end of the workbench (1), a fixing plate (5) is slidably arranged on one side adjacent to the vertical portion of each U-shaped support (4), a lower compression roller (6) is arranged on the lower portion of the fixing plate (5) in a rotating mode, an upper compression roller (7) is arranged on the upper portion of the fixing plate (5) in a rotating mode, a first sliding groove (8) is formed in each fixing plate (5), a first motor (9) is fixedly arranged on the inner wall of the bottom end of each sliding groove (8), a first screw rod (10) is fixedly connected to the output end of each motor (9), a first screw seat (11) is sleeved on each screw rod (10) in a threaded mode, and each first screw seat (11) is rotatably connected with one side adjacent to the upper compression roller (7), the lower compression roller (6) with the specification of going up compression roller (7) is the same, just lower compression roller (6) with the surface of going up compression roller (7) is smooth setting, be equipped with guipure (12) between spur gear (3), guipure (12) pass through lower compression roller (6) with go up the space between compression roller (7).

2. The solder reflow oven conveying and feeding mechanism of claim 1, characterized in that: one of them the rear end of pivot (2) runs through workstation (1) extends to the rear side and the fixed cover of workstation (1) are equipped with sprocket (13), workstation (1) is close to one side bottom mounting of sprocket (13) is equipped with motor two (14), the output end fixedly connected with pivot two (15) of motor two (14), the rear end fixed sleeve of pivot two (15) is equipped with sprocket two (16), sprocket (13) with connect through chain (17) transmission between sprocket two (16).

3. The solder reflow oven conveying and feeding mechanism of claim 2, characterized in that: the second motor (14) is fixedly connected with the bottom end of the workbench (1) through a support, and bearing seats matched with the first rotating shaft (2) are symmetrically and fixedly embedded in two sides of the workbench (1).

4. The solder reflow oven conveying and feeding mechanism of claim 1, characterized in that: the rotating shaft I (2) is symmetrically fixedly sleeved with limiting plates (18), the limiting plates (18) are all of a cylindrical structure, and the limiting plates (18) are symmetrically distributed on two sides of the mesh belt (12).

5. The solder reflow oven conveying and feeding mechanism of claim 1, characterized in that: a reflow soldering tin furnace body (19) is fixedly arranged at the top end of the workbench (1), and the mesh belt (12) penetrates through the lower part of the reflow soldering tin furnace body (19).

6. The solder reflow oven conveying and feeding mechanism of claim 1, characterized in that: all seted up spout two (20) in the vertical portion of U type support (4), all fixed being equipped with motor three (21) on the top inner wall of spout two (20), the equal fixedly connected with screw rod two (22) of the output of motor three (21), equal thread bush is equipped with screw thread seat two (23) on screw rod two (22), screw thread seat two (23) all with adjacent fixed plate (5) fixed connection.