CN212551388U

CN212551388U - Sheet penetrating table device of heat exchanger

Info

Publication number: CN212551388U
Application number: CN202020708606.1U
Authority: CN
Inventors: 诸葛小龙; 李伟斌
Original assignee: Jdm Jingda Machine Ningbo Co ltd
Current assignee: Jdm Jingda Machine Ningbo Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2021-02-19
Anticipated expiration: 2030-04-30

Abstract

A piece penetrating table device of a heat exchanger comprises a rack, a piece penetrating table, a fixing mechanism, a conveying mechanism and a lifting mechanism, wherein the piece penetrating table comprises a fixed table top, a movable table top and a turnover mechanism, the fixed table top is installed on the rack, the movable table top is rotatably connected to the rack or the fixed table top, and the turnover mechanism enables the movable table top and the fixed table top to rotate from being in the same plane to an included angle of less than 90 degrees; the fixing mechanism is movably arranged on the sheet penetrating table and comprises a moving frame, a straight pipe positioning piece and a driver, the driver is fixed on the moving frame, the driver is connected with and drives the straight pipe positioning piece to move, the straight pipe positioning piece is provided with a through hole for a U-shaped pipe to pass through, and the rear part of the through hole is blocked by a blocking part; and a conveying mechanism for conveying the fins is arranged below the movable table top, and the conveying mechanism is lifted by a lifting mechanism from a gap formed after the movable table top of the sheet penetrating table rotates. The fin inserting machine can conveniently insert a U-shaped tube into a fin and automatically output fin workpieces with the tubes.

Description

Sheet penetrating table device of heat exchanger

Technical Field

The utility model relates to a wear piece platform device of heat exchanger.

Background

Before the pipe expanding, firstly, the workpiece needs to be assembled, namely, the U pipe penetrates into the fin as required, the work of generally penetrating the fin is completed manually, after the fin is penetrated, the fin is manually transferred to a conveying line to enter the pipe expanding machine or be directly placed into the pipe expanding machine, so that time and labor are consumed very much through manual transfer, and the realization of an automatic production line of the heat exchanger workpiece is not facilitated.

Disclosure of Invention

The utility model aims to solve the technical problem that overcome prior art's above-mentioned defect and provide a piece platform device wears of heat exchanger, make it can be used for wearing the piece of heat exchanger fin.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a piece penetrating table device of a heat exchanger comprises a rack, a piece penetrating table, a fixing mechanism, a conveying mechanism and a lifting mechanism, wherein the piece penetrating table comprises a fixed table top, a movable table top and a turnover mechanism, the fixed table top is installed on the rack, the movable table top is rotatably connected to the rack or the fixed table top, and the turnover mechanism enables the movable table top and the fixed table top to rotate from being in the same plane to an included angle of less than 90 degrees; the fixing mechanism is movably arranged on the sheet penetrating table and comprises a moving frame, a straight pipe positioning piece and a driver, the driver is fixed on the moving frame, the driver is connected with and drives the straight pipe positioning piece to move, the straight pipe positioning piece is provided with a through hole for a U-shaped pipe to pass through, and the rear part of the through hole is blocked by a blocking part; and a conveying mechanism for conveying the fins is arranged below the movable table top, and the conveying mechanism is lifted by a lifting mechanism from a gap formed after the movable table top of the sheet penetrating table rotates.

Preferably, the straight tube setting element includes baffle and template subassembly, and the template subassembly side is fixed on the baffle to set up the through-hole that supplies U type pipe straight tube to pass through, the through-hole rear is blockked by the baffle, when the template mounting was on the baffle like this, just with between the baffle formed the space that can hold work piece U pipe straight tube end, after the fin was put at the threading bench, the U pipe passed the fin hole, then passed the through-hole, until the terminal surface of U pipe contradicts the baffle, the U pipe has just been worn like this, and the depth of location of straight tube is adjusted easily like this.

Preferably, the template assembly at least comprises more than one template, the templates are respectively provided with a through hole for the straight pipe end of the U pipe to pass through, and the templates are detachably connected together, so that the number of the templates can be conveniently adjusted according to the length of the straight pipe of the U pipe, which needs to extend into the through hole.

More specifically, the actuator is a cylinder, and may also be other commonly used driving mechanisms, such as a cylinder, a linear motor, and the like.

More specifically, the movable table top is connected to the frame or the fixed table top through a hinge, so that the movable table top can change from being in the same plane with the fixed table top to forming an included angle smaller than 90 degrees with the fixed table top, and can give way for a conveying mechanism below the movable table top when needed.

More specifically, tilting mechanism includes the upset cylinder, the base of upset cylinder is installed in the frame, and the piston rod of upset cylinder is articulated with the activity mesa. Therefore, the overturning cylinder can stretch out and draw back through the piston rod, and the movable table top can be inverted from being in the same plane with the fixed table top to changing with the fixed table top within an included angle of less than 90 degrees.

More specifically, set up the baffle driver, the baffle driver drives actuating cylinder for the baffle, the baffle drives actuating cylinder and installs on removing the frame, and its piston rod is connected with the baffle, and like this, the baffle drives actuating cylinder and passes through the flexible of piston rod, drives baffle and template subassembly and remove to can adjust its and the heat exchanger distance between the work piece.

Preferably, the movable frame is supported on the sheet penetrating table in a rolling mode through a plurality of idler wheels, and the movable frame is convenient and labor-saving to move.

Preferably, a guide mechanism is further arranged between the moving frame and the rack, so that the moving frame can move on the rack more stably, more specifically, the guide mechanism is a slide block and slide rail guide mechanism, the slide block is arranged on the moving frame, and the slide rail is arranged on the rack.

Preferably, the movable frame is also provided with a side plate, the sliding block is arranged on the side plate of the movable frame, and the sliding rail is arranged on the rack, so that the movable frame is more stable to move.

Preferably, the sliding block is still connected with the sliding seat, be connected by the locking piece between sliding seat and the frame, set up the driver of stepping down on the curb plate, the driver of stepping down connects and can drive the sliding seat, when the locking piece pins the sliding seat, can not relative movement between sliding seat and the frame, therefore, when the driver of stepping down drives the sliding seat, make the curb plate leave the sliding seat, thereby make the removal seat remove at wearing piece bench-top, and leave from the activity mesa, can rotate the activity mesa like this, make conveying mechanism rise from the space, fin behind the intubate alright carry out the piece platform by conveying mechanism, carry out the operation of next process.

More specifically, still let the position driver for the cylinder of stepping down, the piston rod of the cylinder of stepping down connects the sliding seat, and the cylinder of stepping down makes the carriage move on the mesa through the flexible of its piston rod.

Compared with the prior art, the utility model has the advantages of: the fin inserting device can conveniently insert the U-shaped tube into the fin on the fin inserting platform device, automatically output fin workpieces with the inserted tubes, facilitate automation of production of heat exchanger workpieces, and improve production efficiency without manual transfer.

Drawings

Fig. 1 is a perspective view of a plate penetrating table device of a heat exchanger according to an embodiment of the present invention.

Fig. 2 is a side view with a partial cross section of a fixing mechanism of a sheet penetrating table device of a heat exchanger according to an embodiment of the present invention.

Fig. 3 is a schematic view of a workpiece penetrating device of a heat exchanger according to an embodiment of the present invention.

Fig. 4 is an installation schematic diagram of a workpiece of a sheet penetrating table device of a heat exchanger during sheet penetrating.

Fig. 5 is a schematic structural diagram of a conveying mechanism of a sheet penetrating table device of a heat exchanger according to an embodiment of the present invention.

Fig. 6 is a schematic structural diagram of an abdicating mechanism of a piece penetrating table device of a heat exchanger according to the embodiment of the present invention.

Fig. 7 is a schematic structural diagram of a fin penetrating table device of a heat exchanger including a lifting mechanism according to an embodiment of the present invention.

Fig. 8 is a bottom view of fig. 7, including the transmission portion of the lift mechanism.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 8, a fin penetrating station apparatus of a heat exchanger includes: the device comprises a frame 1, a sheet penetrating table 2, a fixing mechanism 3 and a conveying mechanism 4.

The sheet penetrating table 2 comprises a fixed table top 22 and a movable table top 21, the fixed table top 22 is installed on the machine frame 1, and the movable table top 21 is connected to the machine frame 1 through a hinge 202.

The movable table top 21 can be turned downwards through the turning mechanism, and when a U pipe is threaded, the movable table top 21 is not turned and is in a horizontal state and is in the same plane with the whole sheet threading table 2; after the U-shaped pipe is threaded, the workpiece is sent out, and at the moment, the movable table board 21 is turned downwards to give way for the conveying mechanism 4.

The turnover mechanism described in this embodiment includes a turnover cylinder 201, the base of the turnover cylinder 201 is installed on the frame 1, and the piston rod of the turnover cylinder 201 is hinged to the movable table-board 21. Thus, the turnover cylinder 201 can make the movable table 21 in a horizontal state or a downward turnover state by the extension and contraction of the piston rod.

As shown in fig. 2, the fixing mechanism 3 includes a moving frame 301, rollers 302, a shutter 303, a shutter driving cylinder 304, and a template assembly 305.

As shown in fig. 1 and 2, the moving frame 301 is supported on the sheet passing table 2 by a plurality of rollers 302 in a rolling manner, and further includes a side plate 3011, the shutter driving cylinder 304 is mounted on the moving frame 301, a piston rod thereof is connected to the shutter 303, and the template assembly is mounted on the shutter 303. Thus, the baffle driving cylinder 304 drives the baffle 303 and the template assembly to move through the extension and retraction of the piston rod.

By moving the moving frame 301, the position of the fixing mechanism 3 on the threading table 2 can be changed, thereby adapting to workpieces with different lengths.

The movement of the moving frame 301 may be manually moved or driven by other means, such as an air cylinder. In order to make the moving frame 301 move smoothly, a slide rail guide mechanism is further provided between the moving frame 301 and the frame 1, the slide 306 is mounted on the moving frame, and the slide rail 307 is mounted on the frame 1.

As shown in fig. 3, the template assembly 305 at least comprises a template 3051, the template 3051 is provided with a through hole 3052 for allowing the straight tube end of the U tube to pass through, and the cross section of the through hole 3052 is groove-shaped, so that when the template 3051 is mounted on the baffle, a space capable of accommodating the straight tube end of the workpiece U tube 802 is formed between the template 3051 and the baffle 303, and after the fins 801 are placed on the fin penetrating table 2, the U tube 802 passes through the fin hole and then passes through the through hole 3052 until the end surface 803 of the U tube abuts against the baffle 303, so that the U tube is penetrated.

As shown in fig. 4, when the distance H at which the workpiece end surface 803 is exposed to the fin surface changes, for example, the distance becomes large, and the template 3053 can be superimposed. In this embodiment, L-shaped mounting blocks 3055 are added on two sides of the template 3051, the vertical ends of the L-shaped mounting blocks 3055 are fixed on the template 3051 to form slots 30551, and the template 3053 is clamped in the slots 30551 of the mounting blocks 3055 and fixed with the template 3051.

In order to facilitate the attachment and detachment of the template 3053, two handles 3054 are further attached to the template 3053, and the template 3053 can be easily lifted up by the two handles 3054.

The conveying mechanism 4 includes: motor 401, sprocket 402, transmission shaft 403, sprocket 404, sprocket 405, sprocket 406, large sprocket 407, large sprocket transmission shaft 408, support frame 409, conveying chain plate 410 and movable frame 411.

The motor 401 is installed on the frame 1, a chain wheel 402 is installed on an output shaft of the motor, the transmission shaft 403 is supported by a support frame 409 in a rolling manner,

chain wheels

404 and 405 are further installed on the transmission shaft 403, the support frame 409 is installed on a movable frame 411, large chain wheel transmission shafts 408 are supported by two ends of the support frame in a rolling manner, the large chain wheel 407 is installed on the large chain wheel transmission shaft 408, a chain wheel 406 is further installed on the large chain wheel transmission shaft 408 at one end, and the conveying chain plate 410 is supported by the support frame 409.

The motor 401 drives the chain wheel 402 to rotate, the chain wheel 404 drives the transmission shaft 403 to rotate, the transmission shaft 403 drives the chain wheel 405 to rotate, and the chain wheel 406 drives the large chain wheel transmission shaft 408 to rotate, so that the large chain wheel 407 drives the conveying chain plate 410 to convey workpieces.

In this embodiment, in order to meet the conveying requirements of workpieces of different lengths, a plurality of conveying chain plates 410 are provided, and movable table tops 21 are correspondingly installed above the conveying chain plates 410.

In order not to affect the normal operation of the threading, the movable frame 411 can be raised or lowered relative to the frame 1 by a lifting mechanism.

The lifting mechanism comprises a motor 501, a gear transmission mechanism and a screw and nut mechanism, the gear transmission mechanism comprises a driving gear 502, an intermediate gear 5021, a gear 503 and a chain 507, the gears are connected and transmitted through the chain 507, each gear 503 is installed on a screw 504 of the screw and nut mechanism, the screw 504 is supported by a rack 1 in a rolling manner, a screw and nut 505 of the screw and nut mechanism is connected with a movable frame 411, the motor 501 drives the driving gear 502 of the gear transmission mechanism, drives the gear 503 to rotate through the intermediate gear 5021, and the movable frame 411 is lifted or lowered through the screw and nut mechanism.

The lifting mechanism is realized by a mode that a motor drives a screw rod nut, and other common lifting mechanisms can be adopted and are not listed.

A guide mechanism 506 is further disposed between the frame 1 and the movable frame 411, so that the lifting mechanism can lift and lower more stably. The guide mechanism 506 in this embodiment is a guide rail seat mechanism, and other conventional guide mechanisms may be used for guiding.

When the device is used, the U-shaped pipe is penetrated, the template assembly is pushed out by the baffle driving cylinder 304, after the piece is penetrated, the template assembly is brought back by the cylinder 304, at the moment, the pipe orifice of the workpiece 8 is separated from the template assembly, and then the workpiece is automatically output through the conveying mechanism 4.

After the fins penetrate through the U-shaped tubes, the movable table board 21 is turned downwards to give way to the conveying chain plate 410, and the movable frame 411 drives the conveying chain plate 410 to ascend to support the workpiece 8 and output the workpiece; after the workpiece is output, the movable frame 411 drives the conveying chain plate 410 to descend, and the movable table top 21 rotates to return to the horizontal position, so that the sheet can be continuously threaded, as shown in fig. 1.

When the length of the workpiece is just long enough to position the fixing device on one of the movable table tops 21, since all the conveying chain plates 410 are lifted and lowered at the same time, it is necessary to move the fixing device first to give way to the conveying chain plates, and a yielding cylinder 308 is further added, as shown in fig. 7, the yielding cylinder 308 is mounted on a side plate 3011, a piston rod thereof is connected with a movable seat 309, the movable seat 309 can move on a slide rail 307 through a slide block 306, and a quick locking clamp 310 is further mounted thereon. According to the position of the fixing device 3 adjusted by the workpiece, the quick locking pliers 310 lock the movable seat 309 on the machine frame 1, so that the movable seat cannot move, and when the piston rod of the abdicating cylinder 308 extends, the fixing device 3 is driven to move, so that the fixing device is moved away from the movable table-board 21.

Claims

1. The utility model provides a wear piece platform device of heat exchanger which characterized in that: the sheet penetrating table comprises a fixed table top, a movable table top and a turnover mechanism, wherein the fixed table top is arranged on the frame, the movable table top is rotatably connected to the frame or the fixed table top, and the turnover mechanism enables the movable table top and the fixed table top to rotate from being in the same plane to an included angle of less than 90 degrees; the fixing mechanism is movably arranged on the sheet penetrating table and comprises a moving frame, a straight pipe positioning piece and a driver, the driver is fixed on the moving frame, the driver is connected with and drives the straight pipe positioning piece to move, the straight pipe positioning piece is provided with a through hole for a U-shaped pipe to pass through, and the rear part of the through hole is blocked by a blocking part; and a conveying mechanism for conveying the fins is arranged below the movable table top, and the conveying mechanism is lifted by a lifting mechanism from a gap formed after the movable table top of the sheet penetrating table rotates.

2. The tabbing station apparatus of a heat exchanger of claim 1, wherein: the straight pipe positioning piece comprises a baffle and a template assembly, the side face of the template assembly is fixed on the baffle, a through hole for the U-shaped pipe to pass through is formed in the template assembly, and the rear of the through hole is blocked by the baffle.

3. The fin penetrating station apparatus of the heat exchanger as set forth in claim 2, wherein: the template assembly at least comprises more than one template, through holes for the straight pipe ends of the U pipes to pass through are formed in the templates, and the templates are detachably connected together.

4. The tabbing station apparatus of a heat exchanger of claim 1, wherein: the movable table top is connected to the frame or the fixed table top through a hinge, and the included angle between the movable table top and the fixed table top is smaller than 90 degrees from the same plane.

5. The tabbing station apparatus of a heat exchanger of claim 1, wherein: the turnover mechanism comprises a turnover cylinder, a base of the turnover cylinder is installed on the rack, and a piston rod of the turnover cylinder is hinged to the movable table top.

6. The fin penetrating station apparatus of the heat exchanger as set forth in claim 2, wherein: set up the baffle driver, the baffle driver drives actuating cylinder for the baffle, the baffle drives actuating cylinder and installs on removing the frame, and its piston rod is connected with the baffle.

7. The tabbing station apparatus of a heat exchanger of claim 1, wherein: the moving frame is supported on the sheet penetrating table by a plurality of rollers in a rolling manner, and a guide mechanism is arranged between the moving frame and the rack.

8. The tabbing station apparatus of a heat exchanger of claim 1, wherein: the movable frame is also provided with a side plate, the sliding block is arranged on the side plate of the movable frame, and the sliding rail is arranged on the rack.

9. The fin penetrating station apparatus of a heat exchanger of claim 8, wherein: the slider is still connected the sliding seat, is connected by the locking piece between sliding seat and the frame, sets up the driver of stepping down on the curb plate, and the driver of stepping down is connected and can be driven the sliding seat, and when the locking piece pinned the sliding seat, can not relative movement between sliding seat and the frame.

10. The fin penetrating station apparatus of a heat exchanger of claim 9, wherein: the abdicating driver is an abdicating cylinder, a piston rod of the abdicating cylinder is connected with the movable seat, and the abdicating cylinder enables the movable frame to move on the table-board through the extension and contraction of the piston rod.