CN214665819U - Hot air tunnel drying equipment - Google Patents

Abstract

The utility model relates to a hot-blast tunnel drying equipment, it includes the support frame, is equipped with the transport rail along the horizontal direction on the support frame, has the transport chain along the direction sliding connection that sets up of carrying the rail in carrying the rail, is equipped with a plurality of conveying mechanism on the transport chain, has set firmly the stoving case on the support frame, and the bottom of stoving case sets firmly the collection funnel that is linked together with the stoving case along vertical direction. Carry the chain to carry the work piece on the conveying mechanism to the stoving incasement, make the stoving case dry the operation to the work piece, remaining solution drips on the work piece this moment, and the collection funnel collects the solution that drips, is convenient for carry out subsequent recycle to solution, and this application has the effect that reduces the extravagant volume of stoving in-process solution.

Description

Hot air tunnel drying equipment

Technical Field

The application relates to the field of tunnel furnaces, in particular to hot air tunnel drying equipment.

Background

At present, in the electroplating production process, after a workpiece is soaked in an electroplating solution, a user takes the workpiece out of the electroplating solution, the electroplating solution remains on the surface of the workpiece, and a hot air tunnel is usually adopted to dry the solution on the surface of the workpiece.

The traditional Chinese patent with publication number CN103875746B discloses a tunnel type hot air circulation tunnel furnace, which comprises a furnace body, a hot air circulation device, a conveyor belt and a heating device, wherein the hot air circulation device comprises a hot air generator, a fan, a four-way joint, an upper air box and a lower air box, the four-way joint comprises a transverse air inlet shell and two air distribution shells vertically extending from two ends of the air inlet shell, the top surface of the air inlet shell is provided with an inlet, the bottom surface of the air inlet shell is provided with a first outlet, the upper ends of the two air distribution shells are both communicated with the inlet, the lower ends of the air distribution shells are respectively provided with a second outlet, the outlet of the fan is communicated with the inlet, the first outlet is communicated with the upper air box, and the second outlet is communicated with the lower air box; the box bottom of the upper air box is provided with a plurality of first air outlet holes, and the box top of the lower air box is provided with a plurality of second air outlet holes; and the furnace body is also internally provided with a return air duct, and the first air outlet hole and the second air outlet hole are both connected with the hot air generator through the return air duct.

In view of the above-mentioned related art, the inventor found that, when the hot air tunnel dries the workpiece, the solution on the surface of the workpiece may drop into the tunnel, and the solution is wasted to some extent.

SUMMERY OF THE UTILITY MODEL

In order to reduce the extravagant volume of solution among the stoving process, this application provides a hot-blast tunnel drying equipment.

The application provides a hot-blast tunnel drying equipment adopts following technical scheme:

the utility model provides a hot-blast tunnel drying equipment, includes the support frame, is equipped with the transport rail along the horizontal direction on the support frame, has the transport chain along the direction sliding connection that sets up of transport rail in the transport rail, is equipped with a plurality of conveying mechanism on the transport chain, its characterized in that: the drying box is fixedly arranged on the support frame, the conveying rail penetrates through the drying box along the length direction of the drying box, and the collecting hopper communicated with the drying box is fixedly arranged at the bottom end of the drying box along the vertical direction.

Through adopting above-mentioned technical scheme, the support frame supports the delivery track on required position, the delivery track that the delivery track made the conveyor chain relatively fixed, the user is arranged the work piece installation in on the conveying mechanism who is close to stoving case feed end, the conveyor chain is carried the work piece on the conveying mechanism to the stoving incasement, make the stoving case carry out the stoving operation to the work piece, remaining solution drips on the work piece this moment, the solution that the collection funnel will drip is collected, be convenient for carry out subsequent cyclic utilization to solution, reduce the extravagant volume of solution among the drying process.

Optionally, the bottom end of the collecting funnel is connected with a collecting pipe, and the upper end of the collecting pipe is connected with a filter element in a sliding manner along the axis direction of the collecting pipe.

Through adopting above-mentioned technical scheme, solution flows to in the collecting tube through collecting the funnel, and the filter core carries out filtering operation to solution this moment, makes the interior impurity that contains of solution still less, and the solution after the filtration is discharged through the collecting pipe, and the solution that makes the collection contains impurity volume still less.

Optionally, a limiting ring is fixedly arranged on the inner wall of the upper end of the collecting pipe along the circumferential direction of the collecting pipe, and the upper end face of the limiting ring is abutted to the filter element.

Through adopting above-mentioned technical scheme, after will filtering the core and install to the collector tube, the spacing support of filter core is in required position with the spacing ring, makes the filtration operation of filtering the core more stable.

Optionally, the axis direction sliding connection of spacing ring is followed in the spacing ring has the pressure lever that supports, supports the upper end and the filter element looks butt of pressure lever, supports the bottom of pressure lever along the radial line direction fixedly connected with shifting lever of spacing ring, has seted up the shifting groove on the spacing ring, has seted up the sliding tray with shifting groove intercommunication on the lateral wall of collecting pipe, shifting lever and shifting groove, sliding tray along the axis direction sliding connection of spacing ring.

Through adopting above-mentioned technical scheme, when the filter core is crossed to needs changing, make the aversion pole arrange in aversion groove and sliding tray and slide, and then make the aversion pole drive and support the depression bar and remove, make to support the depression bar and will cross the filter core jack-up from the spacing ring, the upper end that crosses the filter core this moment shifts out the collecting pipe, is convenient for change the filter core in the collecting pipe.

Optionally, an extrusion spring is fixedly arranged in the shifting groove, the bottom end of the extrusion spring is fixedly connected with the shifting rod, and when the extrusion spring is in a normal state, the shifting rod is arranged at the end part, far away from the filter element, of the shifting groove.

Through adopting above-mentioned technical scheme, when crossing filter core during operation, extrusion spring is in normal condition, and extrusion spring makes the aversion pole drive and supports the pressure pole and keep away from crossing filter core, makes to cross the upper end that filter core can place the collecting pipe better and carries out filtering operation to solution.

Optionally, the bottom end of the collecting funnel is in threaded connection with a locking bolt, and the locking bolt penetrates through the collecting funnel and abuts against the outer wall of the collecting pipe.

Through adopting above-mentioned technical scheme, when changing the filter core, rotate locking bolt and make locking bolt and collecting pipe separation, be convenient for take off the collecting pipe from the bottom of collecting the funnel, it is more convenient to make the change process of filtering the filter core.

Optionally, the conveying mechanism comprises a connecting column, a connecting rod is connected in the connecting column in a sliding mode along the axis direction of the connecting rod, a return spring is fixedly arranged in the connecting column along the length direction of the connecting rod, the return spring is connected with the upper end portion of the connecting rod, and a connecting ring is arranged at the bottom end of the connecting rod.

By adopting the technical scheme, when the workpiece is hung on the connecting ring, the reset spring enables a certain movement allowance to be reserved between the connecting column and the connecting rod, and a user can conveniently hang the workpiece on the moving connecting ring.

Optionally, a positioning ring is fixedly arranged at the bottom end of the connecting column, the connecting rod penetrates through the positioning ring and is in sliding connection with the positioning ring, a positioning block is fixedly arranged at the upper end of the connecting rod, and when the connecting rod moves to the lowest position, the positioning block is abutted to the positioning ring.

Through adopting above-mentioned technical scheme, when connecting rod and spliced pole relative movement to the farthest distance, holding ring and locating piece butt make the aversion relation of connecting rod and spliced pole more stable, have reduced the possibility that the connecting rod removed from in the spliced pole to a certain extent.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the support frame supports the conveying rail at the required position, the conveying rail makes the conveying track of conveying chain relatively fixed, the user arranges the work piece installation in on the conveying mechanism who is close to stoving case feed end, the conveying chain carries the work piece on the conveying mechanism to the stoving incasement, makes the stoving case carry out the stoving operation to the work piece, remaining solution drips on the work piece this moment, the solution that the collection funnel will drip is collected, be convenient for carry out subsequent circulation to solution and use, reduce the extravagant volume of solution among the drying process.

2. When the filter element needs to be replaced, the shifting rod is arranged in the shifting groove to slide, and then the shifting rod drives the abutting rod to move, so that the abutting rod jacks the filter element from the limiting ring, the upper end of the filter element is moved out of the collecting pipe at the moment, and the filter element in the collecting pipe is convenient to replace.

3. When the connecting rod and the connecting column move relatively to the farthest distance, the positioning ring is abutted to the positioning block, so that the shifting relation between the connecting rod and the connecting column is more stable, and the possibility that the connecting rod is separated from the connecting column in the moving process is reduced to a certain extent.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

FIG. 2 is a cross-sectional view of a connecting post and connecting rod in an embodiment of the present application.

Fig. 3 is a cross-sectional view of a collection funnel and filter element in an embodiment of the present application.

Fig. 4 is a partially enlarged view of a in fig. 3.

Description of reference numerals: 1. a support frame; 2. a conveying rail; 3. a conveying chain; 4. a conveying mechanism; 5. a drying device; 6. a displacement motor; 7. a thermal insulation curtain; 8. a drying box; 9. a collection funnel; 10. a collection pipe; 11. a filter element; 12. a limiting ring; 13. a pressing rod; 14. a shift lever; 15. a shifting groove; 16. a compression spring; 17. locking the bolt; 18. connecting columns; 19. a connecting rod; 20. a return spring; 21. a connecting ring; 22. a positioning ring; 23. positioning blocks; 24. a sliding groove.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses hot-blast tunnel drying equipment, refer to fig. 1 and 2, including support frame 1, be provided with along the horizontal direction on support frame 1 and carry rail 2, carry in the rail 2 along carrying rail 2 set up direction sliding connection have a conveyor chain 3, the bottom of conveyor chain 3 is provided with a plurality of conveying mechanism 4, has set firmly stoving case 8 on support frame 1, carries rail 2 to pass stoving case 8 along the length direction of stoving case 8. When the drying operation is carried out, the support frame 1 supports the conveying rail 2 at a required position, the conveying rail 2 enables the conveying rail 2 of the conveying chain 3 to be relatively fixed, a user installs a workpiece on the conveying mechanism 4 close to the feeding end of the drying box 8, the conveying chain 3 conveys the workpiece on the conveying mechanism 4 into the drying box 8, the drying box 8 is enabled to carry out the drying operation on the workpiece, and the basic drying function of the drying box 8 is realized.

Referring to fig. 1 and 2, a drying device 5 is fixedly arranged on the drying box 8. When the drying operation is performed, the drying device 5 heats the drying box 8, so that the drying temperature in the drying box 8 can reach a required state.

Referring to fig. 1 and 2, a shift motor 6 is fixedly arranged on the support frame 1 along the vertical direction, and a shift gear meshed with the conveying chain 3 is fixedly coaxially arranged on an output shaft of the shift motor 6. When the drying operation is carried out, the shifting motor 6 drives the shifting gear to rotate, and the shifting gear drives the conveying chain 3 to move, so that the automatic shifting function of the conveying chain 3 is realized.

Referring to fig. 1 and 2, heat insulation curtains 7 are fixedly arranged on the upper edges of two ends of the drying box 8. When the drying operation goes on, thermal-insulated curtain 7 makes the inside heat of stoving case 8 be difficult for overflowing, and then makes stoving temperature more stable.

Referring to fig. 1 and 2, the conveying mechanism 4 includes a connecting column 18, a connecting rod 19 is slidably connected in the connecting column 18 along an axial direction thereof, and a connecting ring 21 is provided at a bottom end of the connecting rod 19. When a user hangs the workpiece on the connecting ring 21, a certain movement margin is provided between the connecting column 18 and the connecting rod 19, and the connecting column 18 and the connecting rod 19 move relatively, so that the user can conveniently hang the workpiece on the moving connecting ring 21.

Referring to fig. 1 and 2, a return spring 20 is fixedly arranged in the connecting column 18 along the length direction of the connecting rod 19, and the return spring 20 is connected with the upper end of the connecting rod 19. When the connecting column 18 and the connecting rod 19 move relatively, the return spring 20 enables the connecting rod 19 to automatically return, so that the relative position between the connecting column 18 and the connecting rod 19 is more stable.

Referring to fig. 1 and 2, a ring-shaped positioning ring 22 is fixedly disposed at the bottom end of the connection column 18, the connection rod 19 passes through the positioning ring 22 and is slidably connected with the positioning ring 22 along the axial direction of the connection column 18, a positioning block 23 is fixedly disposed at the upper end of the connection rod 19, and when the connection rod 19 moves to the lowest position, the positioning block 23 abuts against the positioning ring 22. When a user hangs a workpiece and places the workpiece on the connecting ring 21, the user pulls the connecting ring 21 to enable the connecting rod 19 and the connecting column 18 to move relatively, when the connecting rod 19 and the connecting column 18 move relatively to the farthest distance, the positioning ring 22 is abutted to the positioning block 23, the displacement relation between the connecting rod 19 and the connecting column 18 is enabled to be more stable, and the possibility that the connecting rod 19 is separated from the inside of the connecting column 18 is reduced to a certain extent.

Referring to fig. 1 and 3, a collecting funnel 9 communicated with the drying box 8 is fixedly arranged at the bottom end of the drying box 8 along the vertical direction. When stoving case 8 was dried the operation to the work piece, remaining solution drips on the work piece, and collection funnel 9 is collected the solution that drips, and convenient to use person carries out subsequent recycle to solution.

Referring to fig. 1 and 3, a collecting pipe 10 is connected to the bottom end of the collecting funnel 9 in the vertical direction, and a filter element 11 is slidably connected to the upper end of the collecting pipe 10 in the axial direction of the collecting pipe 10. When the drying box 8 is used for drying the workpiece, the residual solution on the workpiece drops, the solution flows into the collecting pipe 10 through the collecting funnel 9, the filtering core 11 is used for filtering the solution at the moment, and the filtered solution is discharged through the collecting pipe 10, so that the collected solution contains less impurities.

Referring to fig. 1 and 3, two locking bolts 17 are screwed to both sides of the bottom end of the collection funnel 9 in the horizontal direction, and the locking bolts 17 penetrate through the collection funnel 9 and abut against the outer wall of the collection pipe 10. When the filter core is used for a long time, a user needs to replace the filter core 11, the user rotates the locking bolt 17 to separate the locking bolt 17 from the collecting pipe 10, the collecting pipe 10 is convenient to take down from the bottom end of the collecting funnel 9, and then the replacement process of the filter core 11 is more convenient.

Referring to fig. 3 and 4, an annular limiting ring 12 is fixedly arranged on the inner wall of the upper end of the collecting pipe 10 along the circumferential direction of the collecting pipe 10, and the upper end face of the limiting ring 12 abuts against the filter element 11. When a user installs the filter element 11 into the collecting pipe 10, the limiting ring 12 limits and supports the filter element 11 at a required position, so that the filtering operation of the filter element 11 is more stable.

Referring to fig. 3 and 4, two ends inside the limit ring 12 are connected with a pressing rod 13 in a sliding manner along the axis direction of the limit ring 12, the upper end of the pressing rod 13 abuts against the filter element 11, the bottom end of the pressing rod 13 is fixedly connected with a shifting rod 14 along the radial line direction of the limit ring 12, a shifting groove 15 is formed in the limit ring 12 along the axis direction of the limit ring 12, a sliding groove 24 communicated with the shifting groove 15 is formed in the side wall of the collecting pipe 10, and the shifting rod 14 is connected with the shifting groove 15 and the sliding groove 24 in a sliding manner along the axis direction of the limit ring 12. When a user needs to replace the filter element 11, the user places the shifting rod 14 in the shifting groove 15 and the sliding groove 24 to slide, and then the shifting rod 14 drives the pressing rod 13 to move towards the direction close to the filter element 11, so that the pressing rod 13 jacks up the filter element 11 from the limiting ring 12, and at the moment, the upper end of the filter element 11 is moved out of the collecting pipe 10, which is convenient for the user to replace the filter element 11 in the collecting pipe 10.

Referring to fig. 3 and 4, a pressing spring 16 is fixedly arranged in the displacement groove 15 along the axial direction of the collecting pipe 10, the bottom end of the pressing spring 16 is fixedly connected with the displacement rod 14, and when the pressing spring 16 is in a normal state, the displacement rod 14 is arranged at the end of the displacement groove 15 far away from the filter element 11. When the filter element 11 works, the extrusion spring 16 is in a normal state, and the extrusion spring 16 enables the displacement rod 14 to drive the abutting rod 13 to be far away from the filter element 11, so that the filter element 11 can be better placed at the upper end part of the collecting pipe 10 to filter the solution.

The implementation principle of the hot air tunnel drying equipment in the embodiment of the application is as follows: when the drying box 8 dries the workpiece, the residual solution on the workpiece drops, the solution flows into the collecting pipe 10 through the collecting funnel 9, the filter element 11 filters the solution at the moment, and the filtered solution is discharged through the collecting pipe 10, so that the collecting function of the solution is realized. When a user needs to replace the filter element 11, the user rotates the locking bolt 17 to separate the locking bolt 17 from the collecting pipe 10, then the shifting rod 14 is placed in the shifting groove 15 to slide, the pressing rod 13 jacks up the filter element 11 from the limiting ring 12, and at the moment, the upper end of the filter element 11 is moved out of the collecting pipe 10, so that the replacement operation of the filter element 11 is realized.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a hot-blast tunnel drying equipment, includes support frame (1), is equipped with conveying rail (2) along the horizontal direction on support frame (1), and the direction sliding connection that sets up along conveying rail (2) in conveying rail (2) has conveying chain (3), is equipped with a plurality of conveying mechanism (4) on conveying chain (3), its characterized in that: the drying box (8) is fixedly arranged on the support frame (1), the conveying rail (2) penetrates through the drying box (8) along the length direction of the drying box (8), and the collecting hopper (9) communicated with the drying box (8) is fixedly arranged at the bottom end of the drying box (8) along the vertical direction.

2. The hot wind tunnel drying apparatus of claim 1, wherein: the bottom of collecting funnel (9) is connected with collecting pipe (10), and the upper end of collecting pipe (10) has filter core (11) along the axis direction sliding connection of collecting pipe (10).

3. The hot wind tunnel drying apparatus of claim 2, wherein: the inner wall of the upper end part of the collecting pipe (10) is fixedly provided with a limiting ring (12) along the circumferential direction of the collecting pipe (10), and the upper end surface of the limiting ring (12) is abutted against the filter element (11).

4. The hot wind tunnel drying apparatus of claim 3, wherein: the axial direction sliding connection who follows spacing ring (12) in spacing ring (12) has to support depression bar (13), supports the upper end and the filter core (11) looks butt of depression bar (13), supports the bottom of depression bar (13) along the radial line direction fixedly connected with shifting rod (14) of spacing ring (12), has seted up shifting groove (15) on spacing ring (12), has seted up sliding tray (24) that are linked together with shifting groove (15) on the lateral wall of collecting pipe (10), shifting rod (14) and shifting groove (15), sliding tray (24) are along the axial direction sliding connection of spacing ring (12).

5. The hot wind tunnel drying apparatus of claim 4, wherein: an extrusion spring (16) is fixedly arranged in the displacement groove (15), the bottom end of the extrusion spring (16) is fixedly connected with the displacement rod (14), and when the extrusion spring (16) is in a normal state, the displacement rod (14) is arranged at the end part of the displacement groove (15) far away from the filter element (11).

6. The hot wind tunnel drying apparatus of claim 2, wherein: the bottom end of the collecting funnel (9) is connected with a locking bolt (17) in a threaded mode, and the locking bolt (17) penetrates through the collecting funnel (9) and abuts against the outer wall of the collecting pipe (10).

7. The hot wind tunnel drying apparatus of claim 1, wherein: conveying mechanism (4) are including spliced pole (18), have connecting rod (19) along its axis direction sliding connection in spliced pole (18), have set firmly reset spring (20) along the length direction of connecting rod (19) in spliced pole (18), and reset spring (20) are connected with the upper end of connecting rod (19), and the bottom of connecting rod (19) is equipped with go-between (21).

8. The hot wind tunnel drying apparatus of claim 7, wherein: the bottom of spliced pole (18) sets firmly holding ring (22), connecting rod (19) pass holding ring (22) and with holding ring (22) sliding connection, the upper end of connecting rod (19) sets firmly locating piece (23), when connecting rod (19) moved to the extreme lower position, locating piece (23) and holding ring (22) looks butt.

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