CN110496912B - U-shaped copper pipe rounding machining all-in-one machine and U-shaped copper pipe rounding machining method - Google Patents
U-shaped copper pipe rounding machining all-in-one machine and U-shaped copper pipe rounding machining method Download PDFInfo
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- CN110496912B CN110496912B CN201910914588.4A CN201910914588A CN110496912B CN 110496912 B CN110496912 B CN 110496912B CN 201910914588 A CN201910914588 A CN 201910914588A CN 110496912 B CN110496912 B CN 110496912B
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 135
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 135
- 239000010949 copper Substances 0.000 title claims abstract description 135
- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000003754 machining Methods 0.000 title description 8
- 238000007599 discharging Methods 0.000 claims abstract description 13
- 238000012163 sequencing technique Methods 0.000 claims description 16
- 238000011084 recovery Methods 0.000 claims description 7
- 238000005452 bending Methods 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005457 optimization Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009194 climbing Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/14—Recontouring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D39/00—Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating; Tube expanders
- B21D39/08—Tube expanders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/027—Combined feeding and ejecting devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Feeding Of Articles To Conveyors (AREA)
Abstract
The invention discloses a U-shaped copper pipe rounding processing integrated machine, which comprises a vibration feeding system, a rounding processing system and a discharging channel; the method is characterized in that: the circle expanding processing system comprises a bottom plate B, a circle expanding seat, a circle expanding table, a blanking plate, a blanking pushing table, a cylinder C and a cylinder D. According to the U-shaped copper pipe rounding processing integrated machine, automatic feeding is achieved through the cooperation of the vibration feeding system, the feeding system and the rounding processing system, automatic discharging is achieved after processing is finished, and processing cost and labor cost are greatly reduced; through PLC control, errors caused by manual operation are avoided; and each system is operated through a preset program, so that the labor cost is saved, and the consistency of the rounding processing of the U-shaped copper pipe is ensured. Meanwhile, the invention also provides a method for expanding the circle of the U-shaped copper pipe, which reduces the labor cost, improves the processing efficiency and ensures the effect of expanding the circle of the U-shaped copper pipe.
Description
Technical Field
The invention relates to U-shaped copper pipe rounding processing, in particular to a U-shaped copper pipe rounding processing integrated machine and a method for rounding a U-shaped copper pipe by using the U-shaped copper pipe rounding processing integrated machine.
Background
The U-shaped copper pipe is one of the indispensable parts for realizing the heat exchange function in the fields of air conditioners, refrigerators, automobile oil ways, heat exchangers and aerospace, so that the heat exchange efficiency is improved, and the volume of heat exchange equipment is reduced. However, in the production and processing process of the U-shaped copper pipe, the pipe orifice is often elliptical due to the cutting and other processes, and the use is affected. The rounding is a procedure which the U-shaped copper pipe must pass before being put into use.
At present, the mainstream rounding processing is manual operation and partial mechanical processing, and the processing efficiency is low and the effect is poor. For example: the automatic flaring forming equipment for the copper pipeline piece has the patent application number of 201711087881.5, and realizes automatic clamping, fixing and unloading of the processed pipe piece by controlling the movement of a mechanical arm, so that flaring processing is realized. The feeding and discharging operation of the equipment is complex, the requirement on positioning accuracy of the pipe is high, and the stability of clamping the workpiece by the mechanical arm is poor.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the U-shaped copper pipe rounding processing integrated machine, which has good stability and high automation degree, and can realize automatic rounding processing through a vibration feeding system, a rounding system and a blanking channel, thereby improving the production efficiency and reducing the labor cost. Meanwhile, the invention also provides a method for expanding the circle of the U-shaped copper pipe by using the U-shaped copper pipe expanding and processing integrated machine.
For the former object, the technical scheme of the invention is as follows: the U-shaped copper pipe rounding processing integrated machine comprises a vibration feeding system, a rounding system and a discharging channel; the vibration feeding system comprises a vibration disc and a feeding pipe; an L-shaped track which ascends spirally along the wall of the vibration disc is arranged in the vibration disc; a recycling platform is arranged at the side part of the vibration disc; the feeding pipe is divided into three sections, wherein the first section is a feeding section without a baffle, the second section is a sequencing section which is bent and provided with an upward opening baffle, and the third section is a feeding section which is twisted and provided with a reverse opening baffle; the L-shaped track is connected with the feeding section, and the upper surface of the cut-off position of the L-shaped track is tangent to the semicircular upper surface of the feeding section; the feeding section is fixedly arranged above the recovery platform; the feeding system comprises a bottom plate A, a guide rail, a sliding block, a feeding plate, a stepping motor, a ball screw, a connecting plate, a pneumatic rotary cylinder and a bearing seat; the guide rails are of a double-guide-rail structure and are arranged on the bottom plate A, and each guide rail is provided with two sliding blocks; the feeding plate is arranged on the sliding block and fixed through riveting; the stepping motor is fixed at the tail part of the bottom plate A and matched with the connecting plate through the ball screw; the connecting plate is welded at the tail part of the feeding plate; the right end of the upper surface of the feeding plate is provided with a protruding platform, the right side surface of the feeding plate is provided with a protruding block, and a U-shaped groove is arranged between the protruding platform and the protruding block; the bearing seat is riveted at the right end of the bottom plate A; the pneumatic rotary cylinder comprises a cylinder, a pneumatic rotary rod and a rotary baffle; the pneumatic rotary cylinder is arranged on the bearing seat; the circle expanding system comprises a bottom plate B, a circle expanding seat, a circle expanding table, a blanking plate, a blanking pushing table, a cylinder C and a cylinder D; the circle expanding seat comprises a fixed seat, a limiting plate and connecting rods, and the fixed seat and the limiting plate are fixedly matched through the two connecting rods; the fixing seat is provided with two fixing holes and two positioning holes; the limiting plate is provided with two through holes; the two through holes are coaxial with the two fixing holes respectively; two positioning rods and two blanking pushing pipes are arranged on the blanking plate, and springs are sleeved on the positioning rods; the positioning rod is coaxially matched with the positioning hole of the fixing seat; the blanking push pipe is coaxially matched with the through hole of the fixing seat; the round expanding platform comprises an E sliding rail, an F sliding block, a round expanding platform and a round expanding rod; the E sliding rail is arranged on the B bottom plate; the F sliding block is matched with the E sliding rail; the rounding platform is arranged on the F sliding block; the round expanding rod is coaxially matched with the through hole on the limiting plate; the C cylinder is riveted and fixed on the B bottom plate; the C cylinder is provided with a G connecting rod, and the circle expanding platform is connected with the C cylinder through the G connecting rod; the blanking pushing table comprises an H sliding rail, an I sliding block, a blanking table and a blanking push rod; the H sliding rail is arranged on the B bottom plate; the I sliding block is matched with the H sliding rail; the blanking table is arranged on the I sliding block in a riveting mode; the blanking push rod is of a double-rod structure, is in contact with the blanking plate, but is not fixedly connected with the blanking plate; the D cylinder is riveted and fixed on the B bottom plate; the blanking table is connected with the D cylinder through a J connecting rod; the discharging channel is positioned between the feeding system and the rounding system.
Compared with the prior art, the U-shaped copper pipe rounding integrated machine adopts a specific structure with a novel design, consists of a vibration feeding system, a rounding system and a blanking channel, and achieves the following remarkable progress:
(1) Compared with manual processing and automatic flaring and forming equipment for copper pipe fittings, the U-shaped copper pipe rounding and processing integrated machine has the advantages of higher integrity, good stability, high production efficiency and great reduction of labor cost;
(2) The U-shaped copper pipe rounding and machining integrated machine is simple to operate, and the U-shaped copper pipe to be machined can be automatically machined by only pouring the U-shaped copper pipe to be machined into the vibration disc and starting the U-shaped copper pipe rounding and machining integrated machine, so that the labor cost is greatly reduced;
(3) The U-shaped copper pipe rounding and processing integrated machine avoids errors caused by manual operation; and the U-shaped copper pipe rounding processing is completed by operating each component part through a preset program and the cooperative work of each part, so that the labor cost is saved, and the consistency of the U-shaped copper pipe rounding processing is also ensured.
As optimization, the L-shaped track is spirally lifted from the inner bottom surface of the vibration disc to 2-3 circles along the inner wall, and the screw pitch is 4-6cm. At this time, the U-shaped copper pipe to be processed is not easy to slide on the L-shaped track.
As optimization, the feeding section is of an n-type structure, the width a of the feeding section is slightly smaller than the inner distance c of the U-shaped copper pipe, so that the U-shaped copper pipe can be fed along the feeding section in a feeding posture with a downward U-shaped opening, and the height b of the feeding section is greater than the inner height d 5-10mm of the U-shaped copper pipe, so that the U-shaped copper pipe is prevented from contacting the bottom during feeding; the distance between the baffle plate and the n-type tube in the sequencing section is larger than the outer diameter e of the U-type copper tube, so that the baffle plate is prevented from being contacted when the U-type copper tube is fed into the sequencing section; the bending angle of the sequencing section is 90 degrees; the opening direction of the baffle plate of the feeding section is opposite to that of the baffle plate of the sequencing section, so that the U-shaped copper pipe is prevented from being separated from the feeding section in the feeding process; the feeding section is simultaneously twisted and bent by 90 degrees, and the opening of the baffle is towards the rounding system.
As optimization, the depth i of the U-shaped groove on the feeding plate is 2-3mm smaller than the outer diameter e of the U-shaped copper pipe, the width j of the U-shaped groove is 2-5mm larger than the width h of the U-shaped copper pipe, and the depth k of the U-shaped groove is 8-10mm smaller than the length g of the U-shaped copper pipe; through the U-shaped groove of this structure, the U-shaped copper pipe that waits to process can get into the recess in proper order, when U-shaped copper pipe is fixed on the fixed orifices that expands the circle seat, also can deviate from it smoothly from U-shaped groove, makes things convenient for the unloading.
As optimization, the diameter of the fixing hole and the outer diameter of the blanking pushing pipe are consistent with the outer diameter of the U-shaped copper pipe, and the blanking operation of the U-shaped copper pipe is facilitated.
As optimization, the inner diameter of the blanking push pipe and the diameter of the expanding circular rod are consistent with the inner diameter of the U-shaped copper pipe, and the expanding circular processing of the U-shaped copper pipe is facilitated.
For the latter purpose, the technical scheme of the invention is as follows: the method for expanding the circle of the U-shaped copper pipe by using the U-shaped copper pipe expanding and machining integrated machine comprises the following steps of:
pouring a U-shaped copper pipe to be processed into a vibration disc, starting a U-shaped copper pipe rounding and processing integrated machine, enabling the U-shaped copper pipe to climb along an L-shaped track under the vibration action of the vibration disc, enabling a certain amount of U-shaped copper pipes to enter a feeding pipe, enabling part of U-shaped copper pipes to continue to be fed along a feeding section in a correct feeding posture with a U-shaped opening facing downwards, enabling part of U-shaped copper pipes to fail to be fed in the correct feeding posture, enabling the U-shaped copper pipes to fall from the feeding section to a recycling platform for re-feeding, and enabling the fed U-shaped copper pipes to sequentially reach a feeding system along a sequencing section and a feeding section;
step B, enabling the U-shaped copper pipe to enter a U-shaped groove on the feeding plate in an initial state, simultaneously, enabling the pneumatic rotary cylinder to work, rotating the pneumatic rotary rod to enable the pneumatic baffle to push the U-shaped copper pipe to be processed entering the U-shaped groove, enabling the position of the U-shaped copper pipe to be stable, and resetting the pneumatic baffle after completion;
step C, a stepping motor works, and a ball screw is rotated to push a connecting plate for a certain distance, so that a feeding plate fixedly connected with the connecting plate is pushed to the left side surface of a circle expanding seat of a tube orifice contact circle expanding system with a U-shaped copper tube; meanwhile, the C cylinder works, the circle expanding platform is pushed by the G connecting rod, and the circle expanding rod is inserted into two pipe orifices of the U-shaped copper pipe along two fixing holes of the circle expanding seat to carry out circle expanding processing;
step D, the stepping motor continues to work, the ball screw is rotated to push the connecting plate for a certain distance, the protruding block on the feeding plate is contacted with the left side surface of the expanding seat, and meanwhile, the U-shaped copper pipe is inserted into the fixing hole of the expanding seat for 8-10mm;
step E, the stepping motor works, the ball screw is reversely rotated, the feeding plate is reset, and the U-shaped copper pipe is still positioned in the two fixing holes of the expanding seat after being separated from the U-shaped groove;
and F, working a D cylinder, pushing a blanking table through a J connecting rod, and pushing a blanking plate through a blanking push rod, so that a blanking push pipe of the blanking plate drops a U-shaped copper pipe from a round expanding rod to a blanking channel along two fixing holes of the round expanding seat, and the blanking operation is completed.
Compared with the prior art, the U-shaped copper pipe rounding processing method has the advantages that the U-shaped copper pipe rounding processing integrated machine is used for rounding processing the U-shaped copper pipe, the automation degree is high, the labor cost is saved, the rounding processing efficiency is improved, and meanwhile, the U-shaped copper pipe rounding effect is guaranteed.
Description of the drawings:
FIG. 1 is a schematic structural view of a U-shaped copper pipe rounding and processing integrated machine;
figure 2 is a front view of a U-shaped copper tube;
FIG. 3 is a top view of a U-shaped copper tube;
FIG. 4 is a front view of the feed tube;
FIG. 5 is a top view of the feed tube
FIG. 6 is a schematic diagram of the feed system of the present invention;
FIG. 7 is a front view of the feed plate of the present invention;
FIG. 8 is a side view of a feed plate of the present invention;
fig. 9 is an axial exploded view of the components of the rounding system of the present invention.
The marks in the drawings are: 1-a vibration feeding system; 11-a vibrating plate; 1101-L shaped track; 1102-a recovery platform; 12-feeding pipe; 1201—a loading section; 1202-a ranking segment; 1203-feeding section; 2-a feeding system; a 21-A backplane; 22-a guide rail; 23-sliding blocks; 24-feeding plate; 2401-projecting platform; 2402-bump blocks; 2403-U-shaped groove; 25-a stepper motor; 26-ball screw; 27-connecting plates; 28-pneumatic rotary cylinder; 2801-a cylinder; 2802—pneumatically rotating rods; 2803-rotating baffles; 29-bearing seat; 3-a rounding system; a 31-B bottom plate; 32-expanding a circle seat; 3201-fixing base; 32011—fixing holes; 32012-locating holes; 3202-limiting plates; 32021-through holes; 3203—connecting rod; 33-expanding a round platform; 3301-E slide rail; 3302-F slider; 3303-rounding platform; 3304-round bars; 34-blanking plate; 3401—a positioning rod; 3402-blanking pushing pipe; 3403-springs; 35-blanking pushing table; 3501-H slide rail; 3502-I slider; 3503-a blanking table; 3504-a blanking push rod; a 36-C cylinder; 3601-G linkage; a 37-D cylinder; 3701-J linkage; 4-blanking channel.
Detailed Description
The invention is further described below with reference to the drawings and examples, which are not intended to be limiting.
As shown in fig. 1-9, the U-shaped copper pipe rounding processing integrated machine comprises a vibration feeding system 1, a feeding system 2, a rounding processing system 3 and a discharging channel 4; the vibration feeding system 1 comprises a vibration disc 11 and a feeding pipe 12; an L-shaped track 1101 which spirally rises along the wall of the vibration disc is arranged in the vibration disc 11; a recovery platform 1102 is arranged at the side part of the vibration disc 11; the feeding pipe 12 is divided into three sections, wherein the first section is a feeding section 1201 without a baffle, the second section is a sequencing section 1202 which is bent and provided with an upward opening baffle, and the third section is a feeding section 1203 which is twisted and provided with a reverse opening baffle; the L-shaped track 1101 is connected with the feeding section 1201, and the upper surface of the cut-off position of the L-shaped track is tangent to the semicircular upper surface of the feeding section; the feeding section 1201 is fixedly installed above the recovery platform 1102; the feeding system 2 comprises a bottom plate 21, a guide rail 22, a sliding block 23, a feeding plate 24, a stepping motor 25, a ball screw 26, a connecting plate 27, a pneumatic rotary cylinder 28 and a bearing seat 29; the guide rails 22 are of a double-guide-rail structure and are arranged on the bottom plate A21, and each guide rail 22 is provided with two sliding blocks 23; the feeding plate 24 is arranged on the sliding block 23 and is fixed through riveting; the stepper motor is fixed at the tail part of the A bottom plate 21 and matched with the connecting plate 27 through the ball screw 26; the connecting plate 27 is welded at the tail of the feeding plate 24; the right end of the upper surface of the feeding plate 24 is provided with a protruding platform 2401, the right side surface is provided with a protruding block 2402, and a U-shaped groove 2403 is arranged between the protruding platform 2401 and the protruding block 2402; the bearing seat 29 is riveted at the right end of the A bottom plate 21; the pneumatic rotary cylinder 28 includes a cylinder 2801, a pneumatic rotary rod 2802, and a rotary shutter 2803; the pneumatic rotary cylinder 28 is mounted on the bearing seat 29; the circle expanding system 3 comprises a B bottom plate 31, a circle expanding seat 32, a circle expanding table 33, a blanking plate 34, a blanking pushing table 35, a C cylinder 36 and a D cylinder 37; the rounding seat 32 comprises a fixing seat 3201, a limiting plate 3202 and a connecting rod 3203, wherein the fixing seat 3201 and the limiting plate 3202 are fixedly matched through the two connecting rods 3203; two fixing holes 32011 and two positioning holes 32012 are formed in the fixing base 3201; the limiting plate 3202 is provided with two through holes 32021; the two through holes 32021 are coaxial with the two fixing holes 32011 respectively; two positioning rods 3401 and two blanking pushing pipes 3402 are arranged on the blanking plate 34, and springs 3403 are sleeved on the positioning rods 3401; the positioning rod 3401 is coaxially matched with the positioning hole 32012 of the fixed seat 3201; the blanking push pipe 3402 is coaxially matched with the through hole 32021 of the fixed seat 3201; the round expanding platform 33 comprises an E sliding rail 3301, an F sliding block 3302, a round expanding platform 3303 and a round expanding rod 3304; the E sliding rail 3301 is installed on the B bottom plate 31; the F sliding block 3302 is matched with the E sliding rail 3301; the rounding platform 3303 is mounted on the F slider 3302; the round expansion rod 3304 is coaxially matched with the through hole 32021 on the limiting plate 3202; the C cylinder 36 is riveted and fixed on the B bottom plate 31; the C cylinder 36 is provided with a G connecting rod 3601, and the rounding platform 3303 is connected with the C cylinder 36 through the G connecting rod 3601; the discharging pushing table 35 comprises an H-shaped sliding rail 3501, an I-shaped sliding block 3502, a discharging table 3503 and a discharging push rod 3504; the H-shaped slide rail 3501 is mounted on the B-bottom plate 31; the I sliding block 3502 is mounted in a matched mode with the H sliding rail 3501; the blanking table 3503 is installed on the I sliding block 3502 in a riveting mode; the discharging push rod 3504 has a double-rod structure, and is in contact with the discharging plate 34 but not fixedly connected with the discharging plate; the D cylinder 37 is riveted and fixed on the B bottom plate 31; the blanking table 3503 is connected with the D cylinder 37 through a J-shaped connecting rod 3701; the blanking channel 4 is positioned between the feeding system 2 and the rounding system 3.
The L-shaped track 1101 is spirally lifted 2-3 circles along the inner wall from the inner bottom surface of the vibration disc 11 as a starting point, and the screw pitch is 4-6cm, so that the feeding height is ensured, and the feeding climbing of the U-shaped copper pipe in the L-shaped track is facilitated.
The feeding section 1201 is of an n-type structure, the width a of the feeding section is slightly smaller than the inner distance c of the U-shaped copper pipe, so that the U-shaped copper pipe can be fed along the feeding section 1201 in a feeding posture with a downward opening of the U-shaped opening, and the height b of the feeding section is greater than the inner height d 5-10mm of the U-shaped copper pipe, so that the U-shaped copper pipe can enter the feeding pipe 12 in a correct feeding posture with the downward opening; the distance between the baffle and the n-type pipe in the sequencing section 1202 is larger than the outer diameter e of the U-type copper pipe; the bending angle of the sequencing section 1202 is 90 degrees; the baffle opening direction of the feeding section 1203 is opposite to the baffle opening direction of the sequencing section 1202, so that the U-shaped copper pipe is prevented from being separated from the feeding section in the feeding process; the feed section 1203 is simultaneously twisted and bent through 90 deg., with the baffle opening toward the rounding system 3 so that the U-shaped copper tube enters the U-shaped recess in the feed system.
The depth i of the U-shaped groove 2403 on the feeding plate 24 is 2-3mm smaller than the outer diameter e of the U-shaped copper pipe, the width j of the U-shaped groove is 2-5mm larger than the width h of the U-shaped copper pipe, the depth k of the U-shaped groove is 8-10mm smaller than the length g of the U-shaped copper pipe, and the fact that the next U-shaped copper pipe to be processed does not clamp the movement of the feeding plate 24 after one U-shaped copper pipe enters the U-shaped groove is guaranteed.
The fixing base 3201 is provided with two fixing holes 32011, and the outer diameter of the blanking push pipe 3402 is equal to the outer diameter of the U-shaped copper pipe, so that the blanking operation is facilitated.
The inner diameter of the blanking push tube 3402 and the diameter of the expanding rod are consistent with the inner diameter of the U-shaped copper tube to be f, and the blanking push tube is suitable for expanding.
The working principle of the U-shaped copper pipe rounding and machining integrated machine is described by combining specific using steps:
step A, pouring the U-shaped copper tube to be processed shown in the figures 2-3 into a vibration disc 11, starting the U-shaped copper tube rounding processing integrated machine, enabling the U-shaped copper tube to climb along an L-shaped track 1101 under the vibration action of the vibration disc 11, enabling a certain amount of U-shaped copper tubes to enter a feeding pipe 12, continuously feeding part of U-shaped copper tubes along a feeding section 1201 in a correct feeding posture with a U-shaped opening facing downwards, enabling part of U-shaped copper tubes to fail to be fed in the correct feeding posture, and falling off from the feeding section to a recovery platform 1102 for re-feeding. The fed U-shaped copper pipe sequentially reaches the feeding system 2 along the sequencing section 1202 and the feeding section 1203.
And B, enabling the U-shaped copper pipe to enter a U-shaped groove 2403 on the feeding plate 24, simultaneously operating the pneumatic rotary cylinder 28, rotating the pneumatic rotary rod 2802, enabling the pneumatic baffle 2803 to push the U-shaped copper pipe to be processed entering the U-shaped groove, enabling the position of the U-shaped copper pipe to be stable, and resetting the pneumatic rotary rod 2802 after completion.
Step C, the stepping motor 25 works, the ball screw 26 is rotated to push the connecting plate 27 for a certain distance, so that the feeding plate 24 fixedly connected with the connecting plate 27 is pushed to the left side surface of the expanding seat 32 of the pipe orifice contact expanding system 3 with the U-shaped copper pipe. Meanwhile, the C cylinder 36 works, the circle expanding platform 3303 is pushed by the G connecting rod 3601, and the circle expanding rod 3304 is inserted into two pipe orifices of the U-shaped copper pipe along two fixing holes 32011 of the circle expanding seat 32 to perform circle expanding processing.
Step D, the stepper motor 25 continues to work, the ball screw 26 is rotated to push the connecting plate 27 for a certain distance, the protruding block 2402 on the feeding plate 24 is contacted with the left side surface of the expanding seat 32, and meanwhile, the U-shaped copper tube is inserted into the fixing hole 32011 of the expanding seat 32 for 8-10mm.
Step E, the stepper motor 25 works, the ball screw 26 is rotated reversely, the feeding plate 24 is reset, and the U-shaped copper pipe is still positioned in the fixing hole 32011 of the expanding seat 32 after being separated from the U-shaped groove 2403.
In step F, the D cylinder 37 works, the J-link 3701 pushes the blanking table 3503, and the blanking push rod 3504 pushes the blanking plate 34, so that the blanking push tube 3402 of the blanking plate 34 drops the U-shaped copper tube from the round expanding rod 3304 to the blanking channel 4 along the two fixing holes 32011 of the round expanding seat 32, and the blanking operation is completed.
The above general description of the invention and the description of specific embodiments thereof referred to in this application should not be construed as limiting the scope of the invention. Those skilled in the art can add, subtract or combine the features disclosed in the foregoing general description and/or the detailed description (including examples) to form other technical solutions within the scope of the present application without departing from the disclosure of the present application.
Claims (5)
1.U formula copper pipe expands circle processing all-in-one, its characterized in that: comprises a vibration feeding system (1), a feeding system (2), a rounding system (3) and a discharging channel (4);
the vibration feeding system (1) comprises a vibration disc (11) and a feeding pipe (12); an L-shaped track (1101) which spirally rises along the wall of the vibration disc is arranged in the vibration disc (11); a recovery platform (1102) is arranged at the side part of the vibration disc (11); the feeding pipe (12) is divided into three sections, wherein the first section is a baffle-free feeding section (1201), the second section is a curved sorting section (1202) with a baffle opening upwards, and the third section is a twisted feeding section (1203) with a baffle opening reversely; the L-shaped track (1101) is connected with the feeding section (1201), and the upper surface of the cut-off position of the L-shaped track is tangent to the semicircular upper surface of the feeding section; the feeding section (1201) is fixedly arranged above the recovery platform (1102);
the feeding system (2) comprises an A bottom plate (21), a guide rail (22), a sliding block (23), a feeding plate (24), a stepping motor (25), a ball screw (26), a connecting plate (27), a pneumatic rotary cylinder (28) and a bearing seat (29); the guide rails (22) are of a double-guide-rail structure and are arranged on the bottom plate A (21), and each guide rail (22) is provided with two sliding blocks (23); the feeding plate (24) is arranged on the sliding block (23) and fixed through riveting; the stepping motor is fixed at the tail part of the bottom plate A (21) and matched with the connecting plate (27) through the ball screw (26); the connecting plate (27) is welded at the tail part of the feeding plate (24); the right end of the upper surface of the feeding plate (24) is provided with a protruding platform (2401), the right side surface of the feeding plate is provided with a protruding block (2402), and a U-shaped groove (2403) is arranged between the protruding platform (2401) and the protruding block (2402); the bearing seat (29) is riveted at the right end of the bottom plate A (21); the pneumatic rotary cylinder (28) comprises a cylinder (2801), a pneumatic rotary rod (2802) and a rotary baffle (2803); the pneumatic rotary cylinder (28) is arranged on the bearing seat (29);
the circle expanding system (3) comprises a bottom plate B (31), a circle expanding seat (32), a circle expanding table (33), a blanking plate (34), a blanking pushing table (35), a cylinder C (36) and a cylinder D (37); the rounding seat (32) comprises a fixing seat (3201), a limiting plate (3202) and a connecting rod (3203), and the fixing seat (3201) and the limiting plate (3202) are fixedly matched through the two connecting rods (3203); two fixing holes (32011) and two positioning holes (32012) are formed in the fixing base (3201); the limiting plate (3202) is provided with two through holes (32021); the two through holes (32021) are coaxial with the two fixing holes (32011) respectively; two positioning rods (3401) and two blanking pushing pipes (3402) are arranged on the blanking plate (34), and springs (3403) are sleeved on the positioning rods (3401); the positioning rod (3401) is coaxially matched with the positioning hole (32012) of the fixed seat (3201); the blanking pushing tube (3402) is coaxially matched with the through hole (32021) of the fixed seat (3201); the round expanding platform (33) comprises an E sliding rail (3301), an F sliding block (3302), a round expanding platform (3303) and a round expanding rod (3304); the E sliding rail (3301) is arranged on the B bottom plate (31); the F sliding block (3302) is matched with the E sliding rail (3301); the rounding platform (3303) is arranged on the F sliding block (3302); the round expanding rod (3304) is coaxially matched with the through hole (32021) on the limiting plate (3202); the C cylinder (36) is riveted and fixed on the B bottom plate (31); a G connecting rod (3601) is arranged on the C cylinder (36), and the rounding platform (3303) is connected with the C cylinder (36) through the G connecting rod (3601); the blanking pushing table (35) comprises an H sliding rail (3501), an I sliding block (3502), a blanking table (3503) and a blanking push rod (3504); the H sliding rail (3501) is arranged on the B bottom plate (31); the I sliding block (3502) is mounted in a matched mode with the H sliding rail (3501); the blanking table (3503) is installed on the I sliding block (3502) in a riveting mode; the blanking push rod (3504) is of a double-rod structure, is in contact with the blanking plate (34), but is not fixedly connected with the blanking plate; the D cylinder (37) is riveted and fixed on the B bottom plate (31); the blanking table (3503) is connected with the D cylinder (37) through a J connecting rod (3701);
the blanking channel (4) is positioned between the feeding system (2) and the rounding system (3);
the L-shaped track (1101) spirally rises from the inner bottom surface of the vibration disc (11) to 2-3 circles along the inner wall, and the screw pitch is 4-6cm;
the feeding section (1201) is of an n-type structure, the width a of the feeding section is slightly smaller than the inner distance c of the U-shaped copper pipe, so that the U-shaped copper pipe can be fed along the feeding section (1201) in a feeding posture with a U-shaped opening downwards, and the height b of the feeding section is greater than the inner height d 5-10mm of the U-shaped copper pipe, so that the U-shaped copper pipe is prevented from being contacted with the bottom of the baffle when being fed into the sequencing section (1202); the distance between the baffle plate and the n-type tube in the sequencing section (1202) is larger than the outer diameter e of the U-type copper tube, so that the baffle plate is prevented from being contacted during feeding of the U-type copper tube; -the sequencing section (1202) has a bending angle of 90 °; the baffle opening direction of the feeding section (1203) is opposite to the baffle opening direction of the sequencing section (1202); the feeding section (1203) is simultaneously twisted and bent by 90 DEG, and the baffle opening is oriented towards the rounding system (3).
2. The U-shaped copper pipe rounding all-in-one machine according to claim 1, wherein: the depth i of the U-shaped groove (2403) on the feeding plate (24) is 2-3mm smaller than the outer diameter e of the U-shaped copper pipe, the width j of the U-shaped groove is 2-5mm larger than the width h of the U-shaped copper pipe, and the depth k of the U-shaped groove is 8-10mm smaller than the length g of the U-shaped copper pipe.
3. The U-shaped copper pipe rounding all-in-one machine according to claim 1, wherein: the diameter of the fixing hole (32011) and the outer diameter of the blanking push pipe (3402) are consistent with the outer diameter of the U-shaped copper pipe.
4. The U-shaped copper pipe rounding all-in-one machine according to claim 1, wherein: the inner diameter of the blanking push pipe (3402) and the diameter of the round expansion rod (3304) are consistent with the inner diameter of the U-shaped copper pipe.
5. A method for rounding a U-shaped copper pipe by using the U-shaped copper pipe rounding integrated machine as claimed in any one of claims 1 to 4, characterized by comprising the following steps:
pouring a U-shaped copper pipe to be processed into a vibrating disc (11), starting a U-shaped copper pipe rounding processing integrated machine, enabling the U-shaped copper pipe to climb along an L-shaped track (1101) under the vibration action of the vibrating disc (11), enabling a certain amount of U-shaped copper pipes to enter a feeding pipe (12), continuously feeding part of U-shaped copper pipes along a feeding section (1201) in a correct feeding posture with a downward U-shaped opening, enabling part of U-shaped copper pipes to be not fed in the correct feeding posture, and enabling the U-shaped copper pipes to fall from the feeding section to a recycling platform (1102) for re-feeding, wherein the fed U-shaped copper pipes sequentially reach a feeding system (2) along a sequencing section (1202) and a feeding section (1203);
step B, enabling the U-shaped copper pipe to enter a U-shaped groove (2403) on a feeding plate (24) in an initial state, simultaneously enabling a pneumatic rotary cylinder (28) to work, rotating a pneumatic rotary rod (2802) to push the pneumatic baffle (2803) to push the U-shaped copper pipe to be processed entering the U-shaped groove, enabling the position of the U-shaped copper pipe to be stable, and resetting the pneumatic baffle (2803) after the completion of the operation;
step C, a stepping motor (25) works, a ball screw (26) is rotated to push a connecting plate (27) for a certain distance, so that a feeding plate (24) fixedly connected with the connecting plate (27) is pushed to the left side surface of a circle expanding seat (32) of the pipe orifice contact circle expanding system (3) with a U-shaped copper pipe; meanwhile, the C cylinder (36) works, the circle expanding platform (3303) is pushed by the G connecting rod (3601), and the circle expanding rod (3304) is inserted into two pipe orifices of the U-shaped copper pipe along two fixing holes (32011) of the circle expanding seat (32) to carry out circle expanding processing;
step D, the stepping motor (25) continues to work, the ball screw (26) is rotated to push the connecting plate (27) for a certain distance, so that the protruding block (2402) on the feeding plate (24) contacts the left side surface of the expanding seat (32), and meanwhile, the U-shaped copper pipe is inserted into the fixing hole (32011) of the expanding seat (32) for 8-10mm;
step E, the stepping motor (25) works, the ball screw (26) is reversely rotated, the feeding plate (24) is reset, and the U-shaped copper pipe is still positioned in two fixing holes (32011) of the expanding seat (32) after being separated from the U-shaped groove (2403);
step F, D cylinder (37) work, promotes unloading platform (3503) through J connecting rod (3701), and then unloading push rod (3504) promotes blanking board (34), leads to unloading push tube (3402) of blanking board (34) to follow two fixed orifices (32011) of expanding circle seat (32) and drops U type copper pipe from expanding circle pole (3304) to unloading way (4), accomplishes the unloading operation.
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| CN112658098B (en) * | 2020-12-02 | 2024-05-07 | 安徽省荣源智能科技有限公司 | Copper pipe flaring concave point forming equipment |
| CN114633086B (en) * | 2022-04-01 | 2023-10-17 | 东莞市科美斯科技实业有限公司 | Refrigeration plant accessory integral type assembly set for cold chain |
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