CN212600182U - Fillet device is used in processing of heat exchanger pipe - Google Patents

Abstract

The utility model discloses a heat exchanger is radius angle device for tube process, including supporting mechanism, still include transmission device, cutting mechanism, radius angle mechanism, supporting mechanism top one side is provided with mobilizable transmission device, supporting mechanism top opposite side rear is provided with cutting mechanism, cutting mechanism the place ahead is provided with radius angle mechanism. The utility model discloses transmission device, cutting mechanism, the radius angle work of the heat exchanger pipe after cutting and cutting has been accomplished to setting up of radius angle mechanism under the condition of the heat exchanger pipe of clamping, the number of times of clamping has been reduced, production efficiency is improved, whether accurate function has been realized detecting semicircle supporting shoe location to setting up of laser lamp among the radius angle mechanism and the setting up of detection board in the transmission device, the precision of cutting and radius angle has been improved, the setting of centre gripping unit still has the effect of automatic centre gripping heat exchanger pipe, the intensity of labour who alleviates.

Description

Fillet device is used in processing of heat exchanger pipe

Technical Field

The utility model relates to a heat exchanger tube processing technology field especially relates to a fillet device is used in heat exchanger tube processing.

Background

In the heat exchanger pipe production course of working, no matter which kind of saw cuts the technology, saw cut after the heat exchanger intraductal outer wall edge of heat exchanger all can have some burrs, edges and corners, these burrs, edges and corners bring a lot of troubles for next process, the heat exchanger pipe that produces moreover often needs inside and outside wall edge to lead the fillet.

At present, chinese patent with publication number CN202317278U discloses an automatic rounding device for inner and outer walls of pipe fittings, which comprises a blade and a rotating shaft, wherein the blade body is installed on an installation disc, the middle part of the rotating shaft is installed on a bearing seat, one end of the rotating shaft is connected with a motor through a belt pulley and a belt, a positioning block is arranged at the opposite side of the end part of the other end of the rotating shaft and at the same concentricity position, the positioning block body is divided into a front section small cylinder and a rear section large cylinder, screw holes are respectively arranged inside the front section small cylinder and the rear section large cylinder, the front section small cylinder and the rear section large cylinder are connected through screws, a ball bearing is sleeved on the outer circumferential surface of the front section small cylinder, the installation disc is commonly sleeved at the end part of the other end of the rotating shaft: 1. when the positioning block positions the material, burrs on the inner wall of the material can influence the positioning accuracy; 2. the chamfering device can complete chamfering only by positioning and clamping again after sawing, and the efficiency is to be further improved; 3. chamfering work can not be automatically fed, workers need to manually feed according to experience, burrs exist on the inner wall of the material, manual feeding can not be guaranteed to be uniform, and the smoothness of the chamfering is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a fillet device is used in processing of heat exchanger pipe just in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the rounding device for machining the heat exchanger tube comprises a supporting mechanism, and further comprises a transmission mechanism, a cutting mechanism and a rounding mechanism, wherein the transmission mechanism is movable and arranged on one side above the supporting mechanism, the cutting mechanism is arranged behind the other side above the supporting mechanism, and the rounding mechanism is arranged in front of the cutting mechanism.

Preferably, the supporting mechanism comprises supporting legs, a connecting frame, a supporting platform, a collecting box, a power distribution cabinet and a guide plate, wherein the supporting legs are welded on the inner side of the connecting frame, the supporting platform is welded on one side above the connecting frame, the supporting platform is welded on the other side above the connecting frame, the collecting box is arranged between the supporting platform and the supporting platform, the power distribution cabinet is connected to the lower side of the supporting platform through bolts, the guide plate is connected to one side of the supporting platform through bolts, the transmission mechanism is arranged on one side above the supporting platform, the cutting mechanism is arranged on the rear side above the supporting platform, and the fillet chamfering mechanism is arranged on the front side above the supporting platform.

Preferably, transmission device includes slide rail, slider, transmission platform, drive plate, first servo electric jar, centre gripping unit, the slide rail passes through bolted connection and is in the supporting platform top, the inboard sliding connection of slide rail has the slider, the slider top has through bolted connection the transmission platform, transmission platform below central authorities have through bolted connection the drive plate, bolted connection is passed through in drive plate the place ahead in the output of first servo electric jar, the stiff end of first servo electric jar passes through bolted connection and is in the supporting platform top, transmission platform top both sides all are provided with the centre gripping unit.

Preferably, the clamping unit comprises a supporting seat, a semicircular supporting block, a clamping block, a connecting rod, a first air cylinder and a detection plate, wherein the supporting seat is connected to the top of the transmission platform through a bolt, the inner side of the supporting seat is connected with the semicircular supporting block through a screw, the clamping block is arranged above the semicircular supporting block, the outer side of the clamping block is connected with two connecting rods through bolts, one end of each connecting rod is connected to the output end of the corresponding first air cylinder through a bolt, the fixed end of the corresponding first air cylinder is connected to the top of the transmission platform through a bolt, the corresponding first air cylinder is arranged on the outer side of the supporting seat, and the detection plate is clamped.

Preferably, the centre gripping unit includes supporting seat, semicircle supporting shoe, grip block, connecting rod, first cylinder, pick-up plate, humanoid link, the supporting seat passes through bolted connection and is in the transmission platform top, the supporting seat inboard has through the screw connection the semicircle supporting shoe, semicircle supporting shoe top is provided with the grip block, there is the humanoid link grip block top through bolted connection, there is the connecting rod humanoid link top through bolted connection, connecting rod one end is rotated and is connected the output top of first cylinder, the stiff end of first cylinder passes through bolted connection and is in the transmission platform top, first cylinder sets up the supporting seat outside, supporting seat one side joint has the pick-up plate.

Preferably, a semicircular groove is formed above the supporting seat, a through hole is formed in the detection plate, the through hole is coaxial with the central axis of the semicircular groove, and a plurality of circular scales concentric with the through hole are arranged on one side of the detection plate.

Preferably, the cutting mechanism comprises a first mounting plate, a guide rod, a second cylinder, a first mounting frame, a first motor, a saw blade, a protective cover and a first coupling, the first mounting plate is connected to the rear side above the supporting table through a bolt, a chute is formed in the inner side of the first mounting plate, two vertically arranged guide rods are connected to the chute through a bolt, the second cylinder is arranged between the guide rods, the second cylinder is connected to the top of the chute through a bolt, the first mounting frame is connected to the lower portion of the output end of the second cylinder through a bolt, the first motor is connected to one side above the first mounting frame through a bolt, the output end of the first motor is connected with the first coupling through a key, the output shaft of the first coupling is connected with the saw blade through a key, the protective cover is arranged on the outer side of the saw blade, the protective cover is connected to the shell of the first coupler through screws.

Preferably, the first mounting frame is internally embedded with two sliding sleeves, and the sliding sleeves are slidably connected to the outer sides of the guide rods.

Preferably, the rounding mechanism comprises a second mounting plate, a second servo electric cylinder, a second mounting frame, a speed reducing motor, a second coupler, a cutter head, a rounding cutter, a mounting block, a laser lamp and a protective head, wherein one side of the second mounting plate is connected with the second servo electric cylinder through a bolt, the output end of the second servo electric cylinder is connected below one side of the second mounting frame through a bolt, the speed reducing motor is connected above one side of the second mounting frame through a bolt, one side of the output end of the speed reducing motor is connected with the second coupler through a key, the second coupler penetrates through the second mounting plate and is connected with the cutter head through a bolt, the center of one side of the cutter head is connected with the mounting block through a bearing, the rounding cutter is arranged outside the mounting block, the rounding cutter is connected to one side of the cutter head through a screw, the laser lamp is connected to the center of the mounting block through a screw, and the protective head is connected to one side of the mounting block through a screw.

Preferably, a round hole is formed in the center of the protection head, and laser emitted by the laser lamp can penetrate through the round hole.

Has the advantages that: the transmission mechanism, the cutting mechanism and the rounding mechanism are arranged, so that the cutting and the rounding of the cut heat exchanger tube are completed under the condition of clamping the heat exchanger tube for one time, the clamping times are reduced, and the production efficiency is improved; the laser lamp in the rounding mechanism and the detection plate in the transmission mechanism are arranged, so that the function of detecting whether the positioning of the semicircular supporting block is accurate is realized, and the cutting and rounding precision is improved; the clamping unit also has the functions of automatically clamping and positioning the heat exchanger tube, so that the labor intensity is reduced.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a first embodiment of a rounding device for heat exchanger tube processing according to the present invention;

fig. 2 is a right side view of a first embodiment of a rounding device for heat exchanger tube processing according to the present invention;

fig. 3 is a top view of a rounding device for heat exchanger tube processing according to the present invention;

fig. 4 is a sectional view a-a of a rounding device for heat exchanger tube processing according to the present invention;

fig. 5 is a B-B cross-sectional view of a rounding device for heat exchanger tube processing according to the present invention;

FIG. 6 is a C-C cross-sectional view of a rounding device for heat exchanger tube processing according to the present invention;

fig. 7 is an enlarged partial view of a rounding device for heat exchanger tube processing according to the present invention;

fig. 8 is a partial enlarged view of a rounding device for heat exchanger tube processing according to the present invention II;

fig. 9 is a right side view of a second embodiment of the rounding device for heat exchanger tube processing according to the present invention.

The reference numerals are explained below:

1. a support mechanism; 2. a transport mechanism; 3. a cutting mechanism; 4. a rounding mechanism; 101. a support leg; 102. a connecting frame; 103. a support platform; 104. a support table; 105. a collection box; 106. a power distribution cabinet; 107. a baffle; 201. a slide rail; 202. a slider; 203. a transport platform; 204. a drive plate; 205. a first servo electric cylinder; 206. a clamping unit; 2061. a supporting seat; 2062. a semicircular supporting block; 2063. a clamping block; 2064. a connecting rod; 2065. a first cylinder; 2066. detecting a plate; 20601. a human-shaped connecting frame; 301. a first mounting plate; 302. a guide bar; 303. a second cylinder; 304. a first mounting bracket; 305. a first motor; 306. a saw blade; 307. a protective cover; 308. a first coupling; 401. a second mounting plate; 402. a second servo electric cylinder; 403. a second mounting bracket; 404. a reduction motor; 405. a second coupling; 406. a cutter head; 407. a rounding cutter; 408. mounting blocks; 409. a laser light; 410. the head is protected.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

As shown in fig. 1-8, a rounding device for heat exchanger tube processing comprises a support mechanism 1, a transmission mechanism 2, a cutting mechanism 3 and a rounding mechanism 4, wherein one side above the support mechanism 1 is provided with the movable transmission mechanism 2, the rear side of the other side above the support mechanism 1 is provided with the cutting mechanism 3, the front side of the cutting mechanism 3 is provided with the rounding mechanism 4, the support mechanism 1 comprises a support leg 101, a connecting frame 102, a support platform 103, a support platform 104, a collection box 105, a power distribution cabinet 106 and a guide plate 107, the support leg 101 is welded on the inner side of the connecting frame 102, the support platform 103 is welded on one side above the connecting frame 102, the support platform 104 is welded on the other side above the connecting frame 102, the collection box 105 is arranged between the support platform 103 and the support platform 104, the power distribution cabinet 106 is connected below the support platform, the conveying mechanism 2 is arranged on one side above the supporting platform 103, the cutting mechanism 3 is arranged on the rear side above the supporting platform 104, the fillet rounding mechanism 4 is arranged on the front side above the supporting platform 104, the functions of supporting the conveying mechanism 2, the cutting mechanism 3 and the fillet rounding mechanism 4 are realized, the function of connecting the cutting mechanism 3, the fillet rounding mechanism 4 and the conveying mechanism 2 into a whole is realized by the arrangement of the connecting frame 102, the working stability is improved, the function of collecting scraps is realized by the arrangement of the collecting box 105, the conveying mechanism 2 comprises a sliding rail 201, a sliding block 202, a conveying platform 203, a driving plate 204, a first servo electric cylinder 205 and a clamping unit 206, the sliding rail 201 is connected above the supporting platform 103 through bolts, the sliding block 202 is connected to the inner side of the sliding rail 201 in a sliding manner, the conveying platform 203 is connected above the sliding block 202 through bolts, and the driving plate 204 is, the front of the driving plate 204 is connected to the output end of the first servo electric cylinder 205 through a bolt, the fixed end of the first servo electric cylinder 205 is connected above the supporting platform 103 through a bolt, the two sides above the transmission platform 203 are both provided with clamping units 206, so that the driving plate 204 can be driven to move by the extension and contraction of the first servo electric cylinder 205, the driving plate 204 drives the transmission platform 203 to move, the transmission platform 203 drives the clamping units 206 to move, the transmission function of the heat exchanger tube is realized, the stability of the transmission platform 203 is improved by the arrangement of the sliding rail 201 and the sliding block 202, the clamping unit 206 comprises a supporting seat 2061, a semicircular supporting block 2062, a clamping block 2063, a connecting rod 2064, a first air cylinder 2065 and a detecting plate 2066, the supporting seat 2061 is connected above the transmission platform 203 through a bolt, the inner side of the supporting seat 2061 is connected with the, two connecting rods 2064 are connected to the outer side of the clamping block 2063 through bolts, one end of each connecting rod 2064 is connected to the output end of a first cylinder 2065 through bolts, the fixed end of the first cylinder 2065 is connected to the upper side of the transmission platform 203 through bolts, the first cylinder 2065 is arranged on the outer side of the supporting seat 2061, a detecting plate 2066 is connected to one side of the supporting seat 2061 in a clamping mode, the detecting plate 2066 can be matched with the laser lamp 409 to detect the mounting accuracy of the supporting seat 2061, the mounting accuracy of the semicircular supporting block 2062 can be detected through the arrangement of circular scales on the detecting plate 2066, the connecting rod 2064 can be driven to descend through the contraction of the first cylinder 2065, the connecting rod 2064 drives the clamping block 2063 to descend, the effect of automatically clamping a heat exchanger tube is achieved, a semicircular groove is formed in the upper side of the supporting seat 2061, a through, a plurality of circular scales concentric with the through hole are arranged on one side of the detecting plate 2066, the cutting mechanism 3 comprises a first mounting plate 301, a guide rod 302, a second air cylinder 303, a first mounting frame 304, a first motor 305, a saw blade 306, a protective cover 307 and a first coupling 308, the first mounting plate 301 is connected to the rear side above the supporting platform 104 through bolts, a sliding groove is formed in the inner side of the first mounting plate 301, two vertically arranged guide rods 302 are connected to the sliding groove through bolts, the second air cylinder 303 is arranged between the guide rods 302, the second air cylinder 303 is connected to the top of the sliding groove through bolts, the first mounting frame 304 is connected to the lower part of the output end of the second air cylinder 303 through bolts, the first motor 305 is connected to one side above the first mounting frame 304 through bolts, the output end of the first motor 305 is connected to the first coupling 308 through a key, the output shaft of the first coupling, the outer side of the saw blade 306 is provided with a protective cover 307, the protective cover 307 is connected to the shell of the first coupling 308 through screws, the arrangement can drive the saw blade 306 to rotate through the first coupling 308 by the first motor 305, the expansion and contraction of the second air cylinder 303 drives the first mounting frame 304 to move up and down, the function of automatically cutting a heat exchanger tube is realized, the arrangement of the guide rod 302 improves the moving stability of the saw blade 306, the arrangement of the protective cover 307 can reduce the splashing of waste scraps, two sliding sleeves are embedded in the first mounting frame 304 and are slidably connected to the outer side of the guide rod 302, the rounding mechanism 4 comprises a second mounting plate 401, a second servo electric cylinder 402, a second mounting frame 403, a speed reducing motor 404, a second coupling 405, a cutter head 406, a rounding cutter 407, a mounting block 408, a laser lamp 409 and a protective head 410, one side of the second mounting plate 401 is connected with the second servo electric, the output end of the second servo electric cylinder 402 is connected below one side of the second mounting frame 403 through a bolt, a speed reducing motor 404 is connected above one side of the second mounting frame 403 through a bolt, one side of the output end of the speed reducing motor 404 is connected with a second coupler 405 through a key, the second coupler 405 penetrates through the second mounting plate 401 and is connected with a cutter head 406 through a bolt, the center of one side of the cutter head 406 is connected with a mounting block 408 through a bearing, a rounding cutter 407 is arranged on the outer side of the mounting block 408, the rounding cutter 407 is connected to one side of the cutter head 406 through a screw, the center of the mounting block 408 is connected with a laser lamp 409 through a screw, one side of the mounting block 408 is connected with a protective head 410 through a screw, a round hole is formed in the center of the protective head 410, laser emitted by the laser lamp 409 can penetrate through the round hole, so that the second, gear motor 404 drives second coupling 405 horizontal migration, second coupling 405 drives blade disc 406 horizontal migration, blade disc 406 drives radius angle cutter 407 and protection head 410 horizontal migration, the work of automatic feed has been realized, gear motor 404 still has the drive second coupling 405 and rotates, second coupling 405 drives blade disc 406 and rotates, and then drive radius angle cutter 407 circular motion, the function of radius angle has been realized, the setting of protection head 410 can prevent that the sweeps from entering into the laser lamp 409 surface, influence the transmission of laser, the round hole has been seted up to protection head 410 central authorities, the laser of laser lamp 409 transmission can pass this round hole.

In the above structure, when in use, the transmission platform 203 is moved to the foremost end by the first servo electric cylinder 205, the detection plate 2066 is clamped at one side of the support base 2061, the laser lamp 409 is turned on at this time, the laser generated by the laser lamp 409 penetrates through the through hole on the detection plate 2066, the support base 2061 is installed above the transmission platform 203, the appropriate semicircular support block 2062 is installed on the support base 2061 and is detected by the circular scale on the detection plate 2066, after the clamping unit 206 is installed, the detection plate 6 is taken down from the support base 2061 and collected, the heat exchanger tube to be cut is placed at the inner side of the semicircular support block 2062, then the first air cylinder 2065 is started, the first air cylinder 2065 drives the connecting rod 2064 to descend, the connecting rod 2064 drives the clamping block 2063 to descend, so that the clamping block 2063 clamps the heat exchanger tube, then the first servo electric cylinder 205 is started, so that the transmission platform 203 is moved to the rearmost, at this time, the first motor 305 and the second cylinder 303 are sequentially started, the start of the first motor 305 drives the output shaft of the first coupling 308 to rotate, and further drives the saw blade 306 to rotate, the start of the second cylinder 303 drives the first mounting frame 304 to descend, the first mounting frame 304 drives the first motor 305 to descend, the first motor 305 drives the saw blade 306 to descend, so that the effect of automatically cutting the heat exchanger tube is realized, after the heat exchanger tube is cut, the first servo electric cylinder 205 is started to move the transmission platform 203 to the forefront end, then the speed reduction motor 404 and the second servo electric cylinder 402 are sequentially started, the start of the speed reduction motor 404 drives the second coupling 405 to rotate, the second coupling 405 drives the cutter head 406 to rotate, and further drives the round-cornered cutter 407 to circularly move, the start of the second servo electric cylinder 402 drives the second mounting frame 403 to move, and further drives the speed reduction motor 404 to move, the speed reduction motor 404 drives the second coupling 405 to move, the second coupling 405 drives the cutter disc 406 to move, the cutter disc 406 drives the chamfering cutter 407 and the protection head 410 to move, the function of automatic chamfering is achieved, the first cylinder 2065 is started after the chamfering is finished, the heat exchanger tube is clamped loosely at the moment, and finally the heat exchanger tube is taken down.

Example 2

As shown in fig. 9, embodiment 2 differs from embodiment 1 in that: the clamping unit 206 comprises a supporting seat 2061, a semicircular supporting block 2062, a clamping block 2063, a connecting rod 2064, a first cylinder 2065, a detecting plate 2066 and a human-shaped connecting frame 20601, wherein the supporting seat 2061 is connected above the transmission platform 203 through a bolt, the semicircular supporting block 2062 is connected on the inner side of the supporting seat 2061 through a bolt, the clamping block 2063 is arranged above the semicircular supporting block 2062, the human-shaped connecting frame 20601 is connected above the clamping block 2063 through a bolt, the connecting rod 2064 is connected above the human-shaped connecting frame 20601 through a bolt, one end of the connecting rod 2064 is rotatably connected above the output end of the first cylinder 2065, the fixed end of the first cylinder 2065 is connected above the transmission platform 203 through a bolt, the first cylinder 2065 is arranged outside the supporting seat 2061, the detecting plate 2066 is clamped on one side of the supporting seat 2061, the connecting rod 2064 can be driven to descend through the contraction of the first cylinder 2065, the connecting rod 2064 drives the human, the function of automatically clamping the heat exchanger tube is realized.

In the structure, when in use, the transmission platform 203 is moved to the forefront end through the first servo electric cylinder 205, the detection plate 2066 is clamped at one side of the support seat 2061, the laser lamp 409 is turned on at the moment, laser generated by the laser lamp 409 penetrates through a through hole on the detection plate 2066, the support seat 2061 is arranged above the transmission platform 203, then a proper semicircular support block 2062 is arranged on the support seat 2061 and is detected through a circular scale on the detection plate 2066, after the clamping unit 206 is arranged, the detection plate 6 is taken down from the support seat 2061 and collected, then a heat exchanger tube to be cut is arranged at the inner side of the semicircular support block 2062, the connecting rod 2064 is rotated to enable the clamping block 2063 to be positioned right above the heat exchanger tube, then the first air cylinder 2065 is started, the first air cylinder 2065 drives the connecting rod 2064 to descend, the connecting rod 2064 drives the human-shaped connecting frame 20601 to descend, the human-shaped connecting frame 20601 drives the, so that the clamping block 2063 clamps the heat exchanger tube, then the first servo electric cylinder 205 is started, so that the transmission platform 203 moves to the rearmost end, at this time, the first motor 305 and the second air cylinder 303 are started in sequence, the starting of the first motor 305 drives the output shaft of the first coupling 308 to rotate, and further drives the saw blade 306 to rotate, the starting of the second air cylinder 303 drives the first mounting frame 304 to descend, the first mounting frame 304 drives the first motor 305 to descend, the first motor 305 drives the saw blade 306 to descend, so that the function of automatically cutting the heat exchanger tube is realized, after the cutting of the heat exchanger tube is completed, the first servo electric cylinder 205 is started, so that the transmission platform 203 moves to the foremost end, then the speed reducing motor 404 and the second servo electric cylinder 402 are started in sequence, the starting of the speed reducing motor 404 drives the second coupling 405 to rotate, the second coupling 405 drives the cutter head 406 to rotate, and further drives the round chamfering cutter 407 to circularly move, the starting of the second servo electric cylinder, and then drive gear motor 404 to remove, gear motor 404 drives second coupling 405 and removes, and second coupling 405 drives blade disc 406 and removes, and blade disc 406 drives radius cutter 407 and protection head 410 and removes, has realized the function of automatic radius rounding, and the first cylinder 2065 of just starting after can finishing the radius rounding, and loose clamp heat exchanger pipe this moment, it can to take off the heat exchanger pipe at last.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides a fillet device is used in processing of heat exchanger pipe, includes supporting mechanism (1), its characterized in that: the cutting machine is characterized by further comprising a conveying mechanism (2), a cutting mechanism (3) and a rounding mechanism (4), wherein the conveying mechanism (2) is movably arranged on one side above the supporting mechanism (1), the cutting mechanism (3) is arranged on the rear side of the other side above the supporting mechanism (1), and the rounding mechanism (4) is arranged in front of the cutting mechanism (3).

2. The rounding device for heat exchanger tube processing according to claim 1, characterized in that: the supporting mechanism (1) comprises supporting legs (101), a connecting frame (102), a supporting platform (103), a supporting platform (104), a collecting box (105), a power distribution cabinet (106) and a guide plate (107), the supporting legs (101) are welded on the inner side of the connecting frame (102), the supporting platform (103) is welded on one side above the connecting frame (102), the supporting platform (104) is welded on the other side above the connecting frame (102), the collecting box (105) is arranged between the supporting platform (103) and the supporting platform (104), the power distribution cabinet (106) is connected below the supporting platform (103) through bolts, one side of the supporting platform (104) is connected with the guide plate (107) through bolts, the transmission mechanism (2) is arranged on one side above the supporting platform (103), and the cutting mechanism (3) is arranged on the rear side above the supporting platform (104), the fillet mechanism (4) is arranged on the front side above the support platform (104).

3. The rounding device for heat exchanger tube processing according to claim 2, characterized in that: transmission mechanism (2) include slide rail (201), slider (202), transmission platform (203), drive plate (204), first servo electric jar (205), centre gripping unit (206), slide rail (201) pass through bolted connection in supporting platform (103) top, slide rail (201) inboard sliding connection has slider (202), there is through bolted connection slider (202) top transmission platform (203), there is drive plate (204) through bolted connection transmission platform (203) below central authorities, bolted connection in drive plate (204) the place ahead in the output of first servo electric jar (205), the bolted connection of the stiff end of first servo electric jar (205) passes through bolted connection in supporting platform (103) top, transmission platform (203) top both sides all are provided with centre gripping unit (206).

4. The rounding device for heat exchanger tube processing according to claim 3, characterized in that: the clamping unit (206) comprises a supporting seat (2061), a semicircular supporting block (2062), a clamping block (2063), a connecting rod (2064), a first air cylinder (2065) and a detecting plate (2066), the supporting base (2061) is connected above the transmission platform (203) through bolts, the inner side of the supporting seat (2061) is connected with the semicircular supporting block (2062) through a screw, the clamping block (2063) is arranged above the semicircular supporting block (2062), the outer side of the clamping block (2063) is connected with two connecting rods (2064) through bolts, one end of the connecting rod (2064) is connected to the output end of the first cylinder (2065) through a bolt, the fixed end of the first air cylinder (2065) is connected above the transmission platform (203) through a bolt, the first air cylinder (2065) is arranged on the outer side of the supporting seat (2061), and the detecting plate (2066) is clamped on one side of the supporting seat (2061).

5. The rounding device for heat exchanger tube processing according to claim 3, characterized in that: the clamping unit (206) comprises a supporting seat (2061), a semicircular supporting block (2062), a clamping block (2063), a connecting rod (2064), a first air cylinder (2065), a detection plate (2066) and a human-shaped connecting frame (20601), wherein the supporting seat (2061) is connected above the transmission platform (203) through a bolt, the inner side of the supporting seat (2061) is connected with the semicircular supporting block (2062) through a bolt, the clamping block (2063) is arranged above the semicircular supporting block (2062), the human-shaped connecting frame (20601) is connected above the clamping block (2063) through a bolt, the connecting rod (2064) is connected above the human-shaped connecting frame (20601) through a bolt, one end of the connecting rod (2064) is rotatably connected above the output end of the first air cylinder (2065), and the fixed end of the first air cylinder (2065) is connected above the transmission platform (203) through a bolt, the first air cylinder (2065) is arranged on the outer side of the supporting seat (2061), and the detecting plate (2066) is clamped on one side of the supporting seat (2061).

6. The rounding device for heat exchanger tube processing according to claim 4 or 5, characterized in that: a semicircular groove is formed above the supporting seat (2061), a through hole is formed in the detecting plate (2066), the through hole is coaxial with the central shaft of the semicircular groove, and a plurality of concentric circular scales with the through hole are arranged on one side of the detecting plate (2066).

7. The rounding device for heat exchanger tube processing according to claim 2, characterized in that: the cutting mechanism (3) comprises a first mounting plate (301), guide rods (302), a second air cylinder (303), a first mounting frame (304), a first motor (305), a saw blade (306), a protective cover (307) and a first coupler (308), wherein the first mounting plate (301) is connected to the rear side above the supporting table (104) through bolts, a sliding groove is formed in the inner side of the first mounting plate (301), the two vertically arranged guide rods (302) are connected to the sliding groove through bolts, the second air cylinder (303) is arranged between the guide rods (302), the second air cylinder (303) is connected to the top of the sliding groove through bolts, the first mounting frame (304) is connected to the lower portion of the output end of the second air cylinder (303) through bolts, and the first motor (305) is connected to one side above the first mounting frame (304) through bolts, the output of first motor (305) has through the key-type first shaft coupling (308), the output shaft of first shaft coupling (308) passes through the key-type connection saw bit (306), saw bit (306) outside is provided with protection casing (307), protection casing (307) pass through the screw connection on the shell of first shaft coupling (308).

8. The rounding device for heat exchanger tube processing according to claim 7, characterized in that: two sliding sleeves are embedded in the first mounting frame (304) and are connected to the outer sides of the guide rods (302) in a sliding mode.

9. The rounding device for heat exchanger tube processing according to claim 2, characterized in that: the fillet mechanism (4) comprises a second mounting plate (401), a second servo electric cylinder (402), a second mounting frame (403), a speed reducing motor (404), a second coupler (405), a cutter head (406), a fillet cutter (407), a mounting block (408), a laser lamp (409) and a protection head (410), wherein the second servo electric cylinder (402) is connected to one side of the second mounting plate (401) through bolts, the output end of the second servo electric cylinder (402) is connected to the lower portion of one side of the second mounting frame (403) through bolts, the speed reducing motor (404) is connected to the upper portion of one side of the second mounting frame (403) through bolts, the second coupler (405) is connected to one side of the output end of the speed reducing motor (404) through keys, the second coupler (405) penetrates through the second mounting plate (401) and is connected to the cutter head (406) through bolts, cutterhead (406) one side central authorities are connected with through the bearing installation piece (408), installation piece (408) outside is provided with radius angle cutter (407), radius angle cutter (407) pass through the screw connection in cutterhead (406) one side, installation piece (408) central authorities have through the screw connection laser lamp (409), installation piece (408) one side has through the screw connection protection head (410).

10. The rounding device for heat exchanger tube processing according to claim 9, characterized in that: a round hole is formed in the center of the protective head (410), and laser emitted by the laser lamp (409) can penetrate through the round hole.

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