CN113001139A - Automatic assembling equipment for long and short bent pipes of heat exchanger - Google Patents
Automatic assembling equipment for long and short bent pipes of heat exchanger Download PDFInfo
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- CN113001139A CN113001139A CN202110262827.XA CN202110262827A CN113001139A CN 113001139 A CN113001139 A CN 113001139A CN 202110262827 A CN202110262827 A CN 202110262827A CN 113001139 A CN113001139 A CN 113001139A
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- 238000003860 storage Methods 0.000 claims abstract description 13
- 238000012546 transfer Methods 0.000 claims abstract description 10
- 238000007493 shaping process Methods 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 238000005452 bending Methods 0.000 claims 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000007599 discharging Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000005457 optimization Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000973497 Siphonognathus argyrophanes Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/02—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same
- B23P19/027—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for connecting objects by press fit or for detaching same using hydraulic or pneumatic means
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention provides automatic assembly equipment for long and short bent pipes of a heat exchanger, which relates to the technical field of heat exchanger manufacturing and comprises a frame type frame consisting of a connecting plate and front and rear supporting plates, wherein a heat exchanger conveying line penetrates through the middle of the bottoms of the front and rear supporting plates; the lifting slide rail is arranged on a side plate of the heat exchanger conveying line between the front support plate and the rear support plate, and a horizontal supporting plate is arranged at the upper end of the slide rail; a long elbow pipe opening clamping plate and a long elbow pipe opening positioning nail are sequentially connected between the front supporting plate and the rear supporting plate in a way of being vertical to the supporting plate upwards; the long edges of the front and rear supporting plates are respectively provided with a horizontal sliding rail, a short bent pipe opening positioning and lifting assembly provided with two sets of vertical sliding rails is bridged on the horizontal sliding rails, and the bottom of each vertical sliding rail is provided with a short bent pipe opening clamping plate; short bent pipe mouth location lifting unit below, the short curved transfer chain of heat exchanger transfer chain both sides passes or stridees front and back backup pad respectively, and the short curved transfer chain is connected to the slide lower extreme that directly shakes, and the storage vibration dish is connected to the upper end. The automatic assembling equipment for the long and short bent pipes is high in assembling efficiency.
Description
Technical Field
The invention relates to the technical field of heat exchanger manufacturing, in particular to automatic assembling equipment for long and short bent pipes of a heat exchanger.
Background
The assembly of the long bent pipe and the short bent pipe of the heat exchanger is manual assembly at present, 3-5 persons are needed in one production line, and the long bent pipe and the short bent pipe of the heat exchanger are automatically assembled, so that the automatic operation of the production of the heat exchanger is realized.
Chinese patent document No. cn201210575587.x discloses an automatic installation equipment for a radiator bent pipe, which comprises an oil pump, a bracket, a production line conveyor belt, a first discharging box and a second discharging box, and the specific structure is as follows: the first discharging box and the second discharging box are connected with the bracket in a sliding manner through sliding rails and are connected with the oil pump through reversing valves; the bottoms of the first discharging box and the second discharging box are respectively provided with a guide port, and the guide ports are right opposite to the transmission belt which is placed downwards by the bracket; an oil cylinder used for supporting the radiator is arranged below the conveyor belt and connected with the oil pump.
According to the technical scheme, the radiator with the elbow to be installed is placed on a production line, when the radiator moves to the position above the oil cylinder, the oil cylinder supports the radiator, the position above the radiator is aligned with the guide port at the lower portion of the first material containing box, the small elbow in the first material containing box is installed, the reversing valve is reversed after installation, and the second material containing box slides to the position above the radiator and then installs the large elbow in the second material containing box.
The technical solutions provided in the above patent documents: the hydro-cylinder holds up the radiator, and the big elbow mouth of pipe of radiator can not fix a position, and in addition, the little elbow mouth of pipe that comes out from first blowing fill and second blowing fill guiding opening and be assembled can not fix a position in order equally to, the little elbow mouth of pipe and the big elbow mouth of pipe of heat exchanger that are assembled together can not be coaxial, and little elbow assembly is not advanced big elbow.
Therefore, the key to be solved by the technical solutions provided in the above patent documents is: the small elbow orifices must be accurately grabbed in batches, meanwhile, the large elbow orifices of the radiator must be accurately grabbed, all the large elbow orifices and all the small elbow orifices of the radiator are in one-to-one correspondence, and the automatic assembly of the small elbows and the large elbows of the radiator is carried out.
Disclosure of Invention
The invention aims to provide automatic assembling equipment between a long bent pipe and a short bent pipe of a heat exchanger, so as to improve the problems.
The invention is realized by the following steps:
an automatic assembling device for long and short bent pipes of a heat exchanger comprises a device rack, a short bent pipe storage hopper, a heat exchanger conveying line and a heat exchanger lifting slide rail, and is characterized in that the device rack is a frame type rack formed by connecting a front supporting plate and a rear supporting plate through a connecting plate, and the heat exchanger conveying line penetrates through the middle of the bottoms of the front supporting plate and the rear supporting plate; the heat exchanger lifting slide rail is arranged on a heat exchanger conveying line side plate between the front supporting plate and the rear supporting plate, and the upper end of the slide rail is connected with the horizontal supporting plate; a long elbow opening clamping plate and single-row or double-row long elbow opening positioning nails which can vertically and horizontally move are sequentially connected between the front supporting plate and the rear supporting plate in a direction vertical to the supporting plate; the long edges of the tops of the front and rear supporting plates are respectively provided with a horizontal sliding rail, a short bent pipe opening positioning and lifting assembly provided with two sets of vertical sliding rails is bridged on the horizontal sliding rails, and the bottom of each set of vertical sliding rails is provided with a short bent pipe opening clamping plate perpendicular to the conveying line; short bent pipe mouth location lifting unit below, the short curved transfer chain of heat exchanger transfer chain both sides passes or stridees front and back backup pad respectively, and the short curved transfer chain is connected to the slide lower extreme that directly shakes, and the storage vibration dish is connected to the upper end.
The short bent pipe opening positioning and lifting assembly transversely spans the horizontal slide rail, and is driven by a servo motor to perform positioning driving along the integral circulation reciprocating of the horizontal slide rail and the independent lifting of the short bent pipe opening clamping plate along the vertical slide rail.
Preferably, short return bend mouth of a pipe location lifting unit comprises vertical slide rail, short return bend mouth of a pipe grip block at least, and wherein vertical slide rail includes left vertical slide rail and right vertical slide rail again, and short return bend mouth of a pipe grip block includes left short return bend mouth grip block and right short return bend mouth grip block again, and left short return bend mouth grip block is installed on left vertical slide rail, goes up and down on left vertical slide rail, and right short return bend mouth grip block is installed on right vertical slide rail, goes up and down on right vertical slide rail, and the two independently goes up and down separately, mutually noninterfere.
In addition, the two groups of short bent pipe opening clamping plates have at least three stopping positions on the horizontal slide rail, namely two ends of the horizontal slide rail and the middle position of the horizontal slide rail, when the left short bent pipe opening clamping plate stops at the left end of the horizontal slide rail, the right short bent pipe opening clamping plate is positioned at the middle position of the horizontal slide rail, when the right short bent pipe opening clamping plate stops at the right end of the horizontal slide rail, the left short bent pipe opening clamping plate is positioned at the middle position of the horizontal slide rail, the two groups of short bent pipe opening clamping plates move back and forth along the horizontal slide rail together, and the stopping positions are circularly alternated at two ends of the horizontal slide rail and the middle three positions of;
the positions of two ends of the horizontal slide rail are respectively positioned right above the two short bent conveying lines, two groups of short bent pipe opening clamping plates respectively descend at the positions to clamp short bent pipes arranged on the short bent conveying lines, the middle stop position of the horizontal slide rail is positioned right above long bent pipe openings of heat exchangers clamped by the left clamping plate and the right clamping plate of the long bent pipe openings, the two groups of short bent pipe opening clamping plates are at the common and alternate stop positions, and the short bent pipes clamped from the short bent conveying lines fall under the wheel flow at the positions and are inserted into the long bent pipe openings of the heat exchangers right below.
As the optimization of the short bent pipe opening clamping plates, each group of short bent pipe opening clamping plates are divided into a left part and a right part, the clamping surfaces of the two parts are wavy, circular arcs on wavy wave crests of the clamping plates and circular arcs on adjacent wave troughs are circular arcs with equal diameters and unequal arc lengths in the same direction, when the left and right clamping plates of the short bent pipe opening are clamped, the wave crest circular arcs of the left (right) clamping plates and the wave trough circular arcs of the right (left) clamping plates are meshed into a coaxial whole circle, the whole circle is aligned to the clamping of the short bent pipe opening, the coaxial whole circle after the clamping and the meshing clamps the short bent pipe opening to complete the positioning and shaping of the short bent pipe opening, the centers of all meshed whole circles are arranged in two rows according to the position of the long bent pipe opening of the heat exchanger, after the short bent pipe opening clamping plates are clamped, the common tangent lines of two rows of adjacent meshing circles are alternately connected with the wave crests circular arcs and the wave troughs to be tangent, and, the clamping release is driven by a cylinder.
As the optimization of the long elbow opening clamping plate, the long elbow opening clamping plate is divided into a left part and a right part, the clamping surfaces of the two parts are wavy, the circular arcs on the wavy wave crests of the clamping plate and the circular arcs on the adjacent wave troughs are circular arcs with the same direction, the diameters are equal, and the arc lengths are different, when the left and right clamping plates of the short elbow opening are clamped tightly, the wave crest circular arc of the left (right) clamping plate and the wave crest circular arc of the right (left) clamping plate are meshed into a coaxial whole circle, the whole circle is accurate to clamp the copper pipe at the root of the long elbow opening, the coaxial whole circle after clamping and meshing clamps the root of the long elbow opening to complete the positioning and shaping of the long bent pipe, the circle centers of all meshed whole circles, the long elbow pipe openings of the heat exchanger are arranged in two rows, after the long elbow pipe openings are clamped, the common tangent lines of two rows of alternately adjacent meshing circles are connected and tangent with the wave crest circular arcs and the wave trough circular arcs, and the clamping and the releasing are driven by cylinders.
Furthermore, the heat exchanger lifting slide rail is driven by a servo motor, a horizontal supporting plate at the upper end of the slide rail ascends to support a heat exchanger workpiece on a heat exchanger conveying line, and a long bent pipe opening positioning nail horizontally extends to be right above a long bent pipe opening and is inserted into a long bent pipe opening on the heat exchanger workpiece to support the ascending so as to position the long bent pipe opening of the heat exchanger.
Further, the long elbow opening clamping plate is driven by the air cylinder to clamp the long elbow opening on the supported heat exchanger workpiece.
Further, the long elbow mouth positioning nail of heat exchanger, to the long elbow mouth location completion of heat exchanger, the location nail cylinder is withdrawed and is risen, then is retreated by cylinder drive horizontal migration, lets out the space, and the short elbow mouth grip block that stops in horizontal slide rail intermediate position descends along the vertical slide rail on the short elbow mouth positioning lift assembly under servo motor's drive, and the short elbow that the short elbow mouth grip block of connection on vertical slide rail will press from both sides and get is got into the long elbow mouth that is pressed from both sides by the long elbow mouth grip block accurately.
Further, the long elbow port clamping plate is loosened, the horizontal supporting plate descends, and the heat exchanger workpiece with the short elbow inserted into the long elbow port is placed back to the heat exchanger conveying line to be conveyed away.
Preferably, the outer diameter of the heat exchanger long elbow opening positioning nail is set according to the inner diameter of the bottom pipe opening of the heat exchanger, the heat exchanger long elbow opening can be smoothly positioned, the heat exchanger long elbow opening positioning nail is set in one row or two rows according to the heat exchanger long elbow opening, and the number of each row can be several or more.
In addition, the driven roller of the short bent conveying line is connected with the lower end of the corresponding straight vibration slideway.
As the optimization of the short bent conveying line, short bent guide guardrails are arranged on two sides of the short bent conveying belt. The elbow guide guardrail can be circular or rectangular, and circular outer diameter or rectangular height so as not to interfere the clamping of the short-bend clamping plate to clamp the short bend, and the surface of the guide guardrail is smooth.
Preferably, the short bent conveying belt is provided with short bent pipe mouth positioning nails at one circle, the positioning nails are arranged in at least one row or two rows in the width direction of the short bent conveying belt and are arranged in a shape like a Chinese character 'yi' or 'zhi' according to the requirement of the central position of the long bent pipe mouth of the heat exchanger to be assembled, one short bent pipe mouth positioning nail positions one pipe mouth of the short bent pipe to ensure that the short bent pipes are orderly arranged in one row or two rows on each short bent conveying belt, and the short bent pipe mouth positioning nails are arranged according to the central distance of the long bent pipe mouth of the heat exchanger along the circle direction of the conveying belt.
Further, the short bent pipes stored in the short bent storage vibration disc vibrate through the short bent storage vibration disc, enter a straight inclined straight vibration slide way to vibrate and arrange, the short bent pipes arranged on the straight vibration slide way are sequentially vibrated to move downwards, the pipe orifice of each short bent pipe which slides firstly is hung by a positioning nail on the short bent conveying belt, the short bent pipes rotate upwards to move linearly along with the short bent conveying belt through circular motion, the short bent pipes on the straight vibration slide way are continuously hung on the short bent conveying belt through the positioning nails at the adjacent short bent pipe orifices at the back in the same mode, and the short bent pipes move along with the short bent conveying belt to wait for the descending clamping of the short bent pipe orifice clamping plate.
Preferably, the arranged elbows can be arranged in one row or two rows, and the number of the clamping elbows corresponds to the number of the elbow pipe openings required to be inserted into the heat exchanger.
Preferably, circular or rectangular elbow guide rods are arranged on two sides of the straight vibration slideway, the cross sections of the guide rods can be circular or rectangular, the surfaces of the guide rods are smooth, and the elbows can conveniently move downwards on the straight vibration slideway.
The invention has the beneficial effects that:
(1) according to the short bent pipe conveying line, short bent pipes of the short bent pipe storage vibration disc are quickly and orderly conveyed to the straight vibration slide way, and then are orderly arranged on the short bent conveying belt into one row or two rows, and the arrangement positions of the short bent pipes are accurate;
(2) two short bent conveying belts are arranged and are provided with a direct vibration slideway and a material storage vibration disc respectively, so that two groups of short bent pipe opening clamping plates do not stop on the two corresponding short bent conveying belts to clamp the arranged short bent pipes;
(3) the short bent pipe clamping lifting assembly is arranged, two groups of short bent pipe opening clamping plates on the short bent pipe clamping lifting assembly need to independently clamp short bent pipes on a short bent pipe conveying line, and the clamped short bent pipes need to be lifted in turn at the middle position of a horizontal sliding rail, namely right above short bent pipe opening positioning nails or positioned long bent pipe openings of the heat exchangers, and then are inserted into the long bent pipe openings of the heat exchangers, so that the short bent pipe openings can be accurately and quickly assembled;
(4) arranging a heat exchanger pipe orifice positioning nail to accurately position the heat exchanger long bent pipe orifice;
(5) the left and right clamping surfaces of the short elbow opening clamping plate and the long elbow opening clamping plate are arranged in a wave shape, are similar to the engagement of a wave peak wave valley shape, can accurately clamp and clamp an elbow, cannot cause the clamping damage of an elbow opening, and simultaneously has a shaping effect on the short elbow opening and the long elbow opening of the heat exchanger;
(6) the invention realizes the automation of the assembly of the long bent pipe and the short bent pipe of the heat exchanger, replaces the manual assembly of 3-5 persons, and has high efficiency and lower cost than the manual assembly.
Drawings
Fig. 1 is a schematic structural diagram illustrating an automatic assembling device for long and short bent pipes of a heat exchanger according to embodiment 1 of the present invention;
FIG. 2 shows a right side view of FIG. 1;
FIG. 3 shows a front view of FIG. 1;
4-9 show the structure schematic diagram of the automatic assembling equipment for the long and short bent pipes of the heat exchanger provided by the embodiment 2 of the invention;
FIG. 4 is a front view showing the heat exchanger long elbow clamped according to embodiment 2 of the present invention;
FIG. 5 shows a top view of FIG. 4;
FIG. 6 is a front view showing the short bent pipe provided in embodiment 2 of the present invention being clamped;
FIG. 7 shows a top view of FIG. 6;
FIG. 8 is a front view showing the short coil inserted into the long coil of the heat exchanger according to example 2 of the present invention;
fig. 9 shows a top view of fig. 8.
Wherein the reference numerals of fig. 1 to 9 are:
a frame 100; a connecting plate 101; a front support plate 102; a rear support plate 103; a long elbow port positioning nail 201; a vertical slide rail 202; a left vertical slide 208; a right vertical slide 209; a short bend throat clamping plate 203; a left short elbow port clamp plate 206; a right short elbow port clamping plate 207; a left servo motor 204; a right servo motor 205; a horizontal slide rail 300; a translation servo motor 301; a long elbow port left clamping plate 401; a long elbow port right clamping plate 402; a heat exchanger lifting slide 500; a horizontal pallet 501; a heat exchanger transfer line 600; a heat exchanger conveyor line motor 601; a heat exchanger workpiece 700; heat exchanger long elbow pipe orifice 701; a short bend conveyor line 801; a stock vibratory pan 802; a direct vibration slideway 803; a short bend 804; a short curved conveyor 805; short bent tube mouth positioning pin 80.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "lateral", "upper", "top", "lower", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "two sets," "components," and "components" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
Example 1, see fig. 1, 2 and 3.
The embodiment provides a heat exchanger long and short return bend automatic assembly equipment, includes: the frame type frame 100 comprises a frame 100, a connecting plate 101, a front supporting plate 102 and a rear supporting plate 103, wherein the connecting plate 101 is connected with the front supporting plate 102 and the rear supporting plate 103.
The heat exchanger conveying line 600 penetrates through the right middle of the bottoms of the front supporting plate 102 and the rear supporting plate 103; the heat exchanger lifting slide rail 500 is arranged on a side plate of the heat exchanger conveying line 600 between the front supporting plate 102 and the rear supporting plate 103, and the upper end of the heat exchanger lifting slide rail 500 is connected with a horizontal supporting plate 501; a left (right) clamping plate 401(402) of a long elbow pipe opening and a single-row or double-row long elbow pipe opening positioning nail 201 which can vertically and horizontally move are sequentially connected between the front supporting plate 102 and the rear supporting plate 103 and are vertical to the horizontal supporting plate 501 and upward; the long edges of the tops of the front supporting plate 102 and the rear supporting plate 103 are respectively provided with a horizontal slide rail 300, the short bent pipe orifice positioning lifting assembly 200 provided with two sets of vertical slide rails 202 is bridged on the horizontal slide rail 300, and the bottom of each set of vertical slide rails 202 is provided with a short bent pipe orifice clamping plate 203 parallel to the heat exchanger conveying line 600; under the short bent pipe orifice positioning lifting assembly 200, the short bent conveying lines 801 on two sides of the heat exchanger conveying line 600 respectively pass through or cross over the front supporting plate 102 and the rear supporting plate 103, the lower end of the straight vibration slideway 803 is connected with the short bent conveying lines 801, and the upper end of the straight vibration slideway is connected with the storage vibration disc 802.
Short bent pipe socket location lift subassembly 200 comprises vertical slide rail 202, short bent pipe socket grip block 203, wherein vertical slide rail 202 includes left vertical slide rail 208 and right vertical slide rail 209, short bent pipe socket grip block 203 includes left short bent pipe socket grip block 206 and right short bent pipe socket grip block 207, left short bent pipe socket grip block 206 is installed on left vertical slide rail 208, go up and down on left vertical slide rail, right short bent pipe socket grip block 207 is installed on right vertical slide rail 209, go up and down on right vertical slide rail 209, the two independently goes up and down separately, mutual noninterference.
The left short bent pipe orifice clamping plate 206 and the right short bent pipe orifice clamping plate 207 have at least three stopping positions on the horizontal slide rail 300, namely two ends of the horizontal slide rail 300 and the middle position of the horizontal slide rail 300, when the left short bent pipe orifice clamping plate 206 stops at the left end of the horizontal slide rail, the right short bent pipe orifice clamping plate 207 is located at the middle position of the horizontal slide rail, when the right short bent pipe orifice clamping plate 207 stops at the right end of the horizontal slide rail, the left short bent pipe orifice clamping plate 206 is located at the middle position of the horizontal slide rail, the two groups of short bent pipe orifice clamping plates 203 move back and forth along the horizontal slide rail 300 together, and the stopping positions also move back and forth circularly at three positions at two ends of the horizontal slide rail 300 and at the middle.
The positions of two ends of the horizontal slide rail 300 are respectively positioned right above the two short bent conveying lines 805, and the two groups of short bent pipe mouth clamping plates 203 respectively descend at the two positions to clamp the short bent pipes 804 arranged on the short bent conveying lines 805; the middle stopping position of the horizontal slide rail 300, which is located right above the long elbow opening 701 of the heat exchanger clamped by the long elbow opening left clamping plate 402 and the left clamping plate 401, is a position where the two groups of short elbow opening clamping plates 203 are common and stop in turn, and the positions fall in turn to insert the short elbow 804 clamped on the short elbow conveyer belt 805 into the opening of the long elbow 701 of the heat exchanger right below.
The left short elbow clamping plate 206 and the right short elbow clamping plate 207 are respectively divided into a left part and a right part, the clamping surfaces of the two parts are wavy, arcs on wavy peaks and arcs on adjacent troughs are arcs with the same direction and the same diameter and unequal arc lengths, when the left part and the right part are clamped, the left part and the right part are meshed with arcs of troughs of the right part to form a coaxial full circle, the full circle is aligned to the pipe orifice of the short elbow 804, the coaxial full circle after clamping and meshing clamps the pipe orifice of the short elbow 804 to complete positioning and shaping of the pipe orifice of the short elbow 804, the centers of all meshed full circles are arranged in two rows according to the position of the long elbow orifice 701 of the heat exchanger, two rows of common tangents of alternately adjacent meshed circles are connected with the arcs of the peaks and the troughs in a tangent mode, and clamping and loosening of the left short elbow clamping plate 206 and the right short elbow clamping plate 207 are driven by air cylinders.
The clamping surfaces of the long elbow port left clamping plate 401 and the long elbow port right clamping plate 402 are wavy, arcs on wavy wave crests and arcs on adjacent wave troughs are arcs with equal diameters and unequal arc lengths in the same direction, when the long elbow port left clamping plate 401 and the long elbow port right clamping plate 402 are clamped, the wave crest arcs of the long elbow port left clamping plate 401 (the long elbow port right clamping plate 402) and the wave trough arcs of the long elbow port right clamping plate 402 (the long elbow port left clamping plate 401) are meshed into a coaxial whole circle, the root of the pipe orifice of the long elbow pipe 701 is clamped, the positioning and shaping of the long-bent pipe 701 are completed, the circle centers of all meshed whole circles are arranged in two rows according to the positions of the long elbow pipe orifices 701 of the heat exchanger, after the long elbow port left clamping plate 401 and the long elbow port right clamping plate 402 are clamped, the common tangent lines of two rows of alternately adjacent meshed circles are tangent to the arc crests and the wave troughs, the clamping release is driven by a cylinder.
The heat exchanger lifting slide rail 500 is driven by a servo motor, a horizontal supporting plate 501 at the upper end of the slide rail ascends to support a heat exchanger workpiece 700 on a heat exchanger conveying line 600, and a long elbow port positioning nail 201 extends downwards to be right above a long elbow 701 pipe port and is inserted into the long elbow pipe port 701 on the heat exchanger workpiece 700 to support the ascending so as to position the long elbow pipe port 701 of the heat exchanger.
The outer diameter of the heat exchanger long elbow pipe orifice positioning nail 201 is set according to the inner diameter of the root of the pipe orifice of the heat exchanger long elbow pipe 701, the heat exchanger long elbow pipe orifice 701 can be smoothly positioned, the heat exchanger long elbow pipe orifice positioning nail 201 is set in one row or two rows according to the pipe orifice 701 of the heat exchanger long elbow pipe, and the number of each row can be several or more.
The driven rollers of the short bent conveying lines 801 are respectively connected with the lower ends of the corresponding straight vibration slide ways 803.
Short bent pipe guide guardrails are arranged on two sides of the short bent conveying belt 805. The short elbow pipe 804 guiding guardrail can be round or rectangular, round in outer diameter or rectangular in height, the short elbow pipe 804 can be clamped by the short elbow pipe orifice clamping plate 203 without interference, the surface of the guiding guardrail is smooth, the short elbow pipe orifice positioning nails 201 are arranged on the periphery of the short elbow conveying belt 805, the positioning nails are arranged in at least one row or two rows in the width direction of the short elbow conveying belt 805, the short elbow pipes 804 are arranged in a line or a zigzag manner according to the requirement of the central position of the long elbow pipe orifice 701 of the heat exchanger to be assembled, one short elbow pipe orifice positioning nail 201 positions one pipe orifice of the short elbow pipe 804, the short elbow pipe 804 is arranged in one row or two rows on each short elbow conveying belt 805, and the central distance of the short elbow pipe orifice positioning nails 201 in the periphery direction of the conveying belt 805 is arranged according to the central.
Short bent pipes 804 stored in the short bent pipe storage vibration disc 802 enter an inclined straight vibration slideway 803 for vibration arrangement through the short bent pipe storage vibration disc 802, the short bent pipes 804 arranged on the straight vibration slideway 803 are sequentially vibrated to move downwards, a pipe orifice firstly slid down by each short bent pipe 804 is hung by a short bent pipe orifice positioning nail 201 on a short bent conveying belt 805, the short bent conveying belt 805 is converted from circular motion to linear motion upwards, and the short bent pipes 804 on the straight vibration slideway 803 are continuously hung on the short bent conveying belt 805 by the adjacent short bent pipe orifice positioning nails 201 in the same mode and move along with the short bent conveying belt 805 to wait for the short bent pipe orifice clamping plate 203 to descend and clamp.
The number of the arranged short bent pipes 804 can be one row or two rows, and the number of the clamping short bent pipes 804 is equal to or less than the number of the heat exchanger long bent pipe orifices 701 on the heat exchanger workpiece 700.
Circular or rectangular elbow guide rods are arranged on two sides of the straight vibration slideway 803, the cross sections of the guide rods can be circular or rectangular, the surfaces of the guide rods are smooth, and the short bent pipe 804 can conveniently move downwards on the straight vibration slideway 803.
The automatic assembly process of the automatic assembly equipment of the embodiment is as follows:
the heat exchanger workpiece 700 runs along with the heat exchanger conveying line 600 on the heat exchanger conveying line 600, after the heat exchanger workpiece 700 runs to the position right below the long bent pipe orifice positioning nail 201 which horizontally extends out, the heat exchanger conveying line 600 stops running, the horizontal supporting plate 501 connected to the upper end of the heat exchanger lifting slide rail 500 ascends to support the heat exchanger workpiece 700, then the long bent pipe orifice positioning nail 201 extends downwards through the air cylinder and is inserted into the long bent pipe orifice 701 to complete positioning of the long bent pipe orifice 701 of the heat exchanger, then the long bent pipe orifice left clamping plate 401 and the long bent pipe orifice right clamping plate 402 are driven by the air cylinder to clamp the long bent pipe orifice 701 of the heat exchanger, then the long bent pipe orifice positioning nail 201 air cylinder ascends and returns, the long bent pipe orifice positioning nail 201 exits from the long bent pipe orifice 701 of the heat exchanger, and after the long bent pipe orifice positioning nail 201 horizontally.
At this time, the workpiece 700 stays right above the long elbow port 701 of the heat exchanger, the left short elbow port clamping plate 206 on the short elbow port positioning and lifting assembly 200 at the middle position of the horizontal slide rail 300 descends on the left vertical slide rail 208, the short elbow 804 clamped on the left short elbow port clamping plate 206 is inserted into the long elbow port 701 of the heat exchanger and then ascends and returns, then the long elbow port left clamping plate 401 and the long elbow port right clamping plate 402 loosen the long elbow port 701 of the heat exchanger with the short elbow 804 assembled, the horizontal support plate 501 moves up and down on the heat exchanger lifting slide rail 500, the heat exchanger workpiece 700 is put back to the heat exchanger conveying line 600, the heat exchanger conveying line 600 starts to operate, the heat exchanger workpiece 700 with the short elbow pipe 804 inserted leaves the supporting position of the horizontal support plate 501, the heat exchanger workpiece 700 waiting to be assembled later moves forward to the upper side of the horizontal support plate 501 along with the heat exchanger conveying, and entering the next automatic assembly cycle.
The left short elbow clamping plate 206 and the right short elbow clamping plate 207 reciprocate on the horizontal slide rail 300 simultaneously, clamp the short elbows 804 on the short elbow conveying line 801, and then descend right above the positioned long elbows 701 of the heat exchanger in turn to insert the short elbows 804 into the long elbows 701 of the heat exchanger.
In this way, the assembly of the long bent pipe and the short bent pipe of the heat exchanger automatically operates.
Example 2, see fig. 4, fig. 5, fig. 6, fig. 7, fig. 8 and fig. 9.
This embodiment provides an assembly of long and short bent tubes of a heat exchanger, compared with embodiment 1, in that: the long elbow pipe port left clamping plate 401 and the long elbow pipe port right clamping plate 402 simultaneously clamp the heat exchanger long elbow pipe port 701 on the heat exchanger workpiece 700, and clamp and position the heat exchanger long elbow pipe port 701; the short elbow port clamping plate 203 clamps the short elbows 804 in batch to complete the integral positioning of the clamped short elbows 804; then the positioned short elbow pipe 804 is accurately inserted into the heat exchanger long elbow pipe orifice 701, so that the assembly of the heat exchanger long elbow pipe orifice 701 and the short elbow pipe 804 is realized
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present invention are included in the scope of the patent protection of the present invention.
Claims (9)
1. An automatic assembling device for long and short bent pipes of a heat exchanger comprises a device rack, a short bent pipe storage hopper, a heat exchanger conveying line and a heat exchanger lifting slide rail, and is characterized in that the device rack is a frame type rack formed by connecting a front supporting plate and a rear supporting plate through a connecting plate, and the heat exchanger conveying line penetrates through the middle of the bottoms of the front supporting plate and the rear supporting plate; the heat exchanger lifting slide rail is arranged on a heat exchanger conveying line side plate between the front supporting plate and the rear supporting plate, and the upper end of the slide rail is connected with the horizontal supporting plate; a left clamping plate and a right clamping plate of a long elbow orifice and single-row or double-row long elbow orifice positioning nails capable of moving vertically and horizontally are sequentially connected between the front supporting plate and the rear supporting plate in a direction vertical to the supporting plate; the long edges of the tops of the front and rear supporting plates are respectively provided with a horizontal slide rail, a short bent pipe opening positioning and lifting assembly provided with two sets of vertical slide rails is bridged on the horizontal slide rails, and the bottoms of the vertical slide rails are provided with short bent pipe opening clamping plates parallel to the heat exchanger conveying line; short bent pipe mouth location lifting unit below, the short curved transfer chain of heat exchanger transfer chain both sides passes or stridees front and back backup pad respectively, and the short curved transfer chain is connected to the slide lower extreme that directly shakes, and the storage vibration dish is connected to the upper end.
2. The automatic assembling equipment for long and short bent pipes of a heat exchanger according to claim 1, wherein the short bent pipe opening positioning and lifting assembly consists of two sets of vertical slide rails and a left short bent pipe opening clamping plate and a right short bent pipe opening clamping plate which are respectively arranged at the lower ends of the slide rails, and the short bent pipe opening positioning and lifting assembly integrally circulates and returns along the horizontal slide rails and the two sets of short bent pipe opening clamping plates independently lift along the vertical slide rails and are driven by positioning of a servo motor;
the two groups of short elbow opening clamping plates are provided with three stopping positions on the horizontal slide rail, namely two ends of the horizontal slide rail and the middle position of the horizontal slide rail respectively, when the left short elbow opening clamping plate stops at one end of the horizontal slide rail, the right short elbow opening clamping plate is positioned at the middle position of the horizontal slide rail, the two groups of short elbow opening clamping plates move back and forth along the horizontal slide rail together, and the stopping positions are circularly alternated at the two ends of the horizontal slide rail and the middle position of the horizontal slide rail correspondingly, wherein the two ends of the horizontal slide rail are respectively positioned right above the two short elbow conveying lines, the two groups of short elbow opening clamping plates respectively descend at the stopping positions to clamp the short elbows arranged on the short elbow conveying lines, the middle stopping position of the horizontal slide rail is positioned right above the long elbow opening clamping plate clamping heat exchanger long elbow opening of the long elbow opening, and is the common stopping position of the two groups of short elbow opening clamping plates, and the short elbows, inserted into the long elbow pipe orifice of the heat exchanger right below.
3. The automatic assembling equipment for long and short bent pipes of heat exchangers according to claim 1 and claim 2, wherein each group of short bent pipe mouth clamping plates is divided into left and right parts, the clamping surfaces of the two parts are wavy, the circular arcs on the wavy wave crests of the clamping plates and the circular arcs on the adjacent wave troughs are circular arcs with equal diameters and unequal arc lengths, the circular arcs are meshed with the circular arcs of the wave troughs of the right (left) clamping plate to form coaxial whole circles when the short bent pipe mouth clamping plates are clamped, the whole circles are aligned with the clamping short bent pipe mouths, the coaxial whole circles after clamping and meshing clamp the short bent pipe mouths to complete the positioning and shaping of the short bent pipe mouths, the centers of all meshed whole circles are arranged in two rows according to the positions of the long bent pipe mouths of the heat exchangers, and after the short bent pipe mouth clamping plates are clamped, the common tangent lines of two rows of alternately adjacent meshing circles are tangent to the circular arcs of the wave crests and the wave troughs, the short-bending positioning clamping plate is divided into a short-bending left clamping plate and a short-bending right clamping plate, and clamping and loosening are driven by an air cylinder.
4. The automatic assembling equipment for long and short bent pipes of heat exchangers according to claims 1 and 2, wherein the long bent pipe mouth clamping plate is divided into a left part and a right part, the clamping surfaces of the two parts are wavy, the arc on the wavy crest of the clamping plate and the arc on the adjacent trough are arcs with equal diameters and unequal arc lengths in the same direction, when the short bent pipe mouth left and right clamping plates are clamped, the crest arc of the left (right) clamping plate and the crest arc of the right (left) clamping plate are meshed into a coaxial whole circle, the whole circle is aligned with the clamping of the copper pipe at the root of the long bent pipe mouth, the coaxial whole circle after clamping and meshing clamps the root of the long bent pipe mouth, the positioning and shaping of the long bent pipe are completed, the centers of all meshed whole circles are arranged in two rows according to the position of the long bent pipe mouth of the heat exchanger, and after the long bent pipe mouth clamping plate is clamped, the common tangent lines of two rows of alternately adjacent meshed circles, the long bending positioning clamping plate is divided into a long bending pipe opening left clamping plate and a long bending pipe opening right clamping plate, and clamping and loosening are driven by an air cylinder.
5. The automatic assembling equipment for the long and short bent pipes of the heat exchanger according to claims 1 and 2, wherein the long bent pipe mouth positioning nails of the heat exchanger are integrally moved up and down and horizontally by cylinders and are arranged according to the number and the positions of the long bent pipe mouths of the heat exchanger, the outer diameters of the long bent pipe mouth positioning nails of the heat exchanger are arranged according to the inner diameter of the pipe mouth at the bottom of the heat exchanger, the long bent pipe mouths of the heat exchanger can smoothly enter the long bent pipe mouth of the heat exchanger for positioning, the long bent pipe mouth positioning nails of the heat exchanger are arranged in one row or two rows according to the long bent pipe mouths of the heat exchanger.
6. The method and the equipment for assembling the long elbow port and the short elbow port of the heat exchanger according to claim 1 or 2, wherein the positioning mechanism of the long elbow port of the heat exchanger is provided with positioning nails of the long elbow port of the heat exchanger, the positioning nails of the long elbow port of the heat exchanger are arranged according to the position of the long elbow port of the heat exchanger, the outer diameter of the positioning nails of the long elbow port of the heat exchanger is arranged according to the inner diameter of the bottom pipe port of the heat exchanger, the positioning nails of the long elbow port of the heat exchanger can smoothly enter the long elbow port of the heat exchanger to be positioned, the positioning nails of the long elbow port of the heat exchanger are arranged in one.
7. The automatic assembling equipment for long and short bent pipes of a heat exchanger according to claim 1, wherein the heat exchanger lifting slide rail is driven by a servo motor lead screw, a horizontal supporting plate at the upper end of the slide rail ascends to lift a heat exchanger workpiece on a heat exchanger conveying line, a long bent pipe opening positioning nail horizontally extends to be right above a long bent pipe opening and is inserted into the long bent pipe opening on the lifted heat exchanger workpiece, the long bent pipe opening of the heat exchanger is positioned, the horizontal supporting plate descends, and the heat exchanger workpiece with short bends inserted into the long bent pipe opening is placed back to the heat exchanger conveying line and conveyed away.
8. The automatic assembling equipment for long and short bent pipes of a heat exchanger according to claim 1, wherein the driven rollers of the short bent conveying lines are respectively connected with the lower ends of corresponding straight vibrating slideways, short bent pipe mouth positioning nails are arranged on the periphery of the short bent conveying lines, the positioning nails are arranged in at least one row or two rows in the width direction of the short bent conveying lines, the short bent pipes are arranged in a shape like a Chinese character 'yi' or 'zhi' according to the requirement of the central position of the long bent pipe mouth of the heat exchanger to be assembled, one short bent pipe mouth positioning nail positions one pipe mouth of each short bent pipe, the short bent pipes are arranged in one row or two rows on each short bent conveying neat belt, and the central distance of the short bent pipe mouth positioning nails along the periphery direction of the conveying lines is.
9. The automatic assembling equipment for the long and short bent pipes of the heat exchanger according to claims 1 and 6, wherein the lower ends of the straight vibration slide ways are respectively connected with the driven ends of the short bent conveying belts, and the upper ends of the straight vibration slide ways are respectively connected with the short bent storage vibration discs; preferably, the short bends arranged on the straight vibration slideway are sequentially vibrated to move downwards, and the pipe orifice which is firstly slid down by each short bend is hung by a positioning nail on the short bend conveying belt, follows the short bend conveying belt, is converted from circular motion to linear motion, and moves forwards.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110262827.XA CN113001139B (en) | 2021-03-11 | 2021-03-11 | Automatic assembly equipment for long and short bent pipes of heat exchanger |
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| CN202110262827.XA CN113001139B (en) | 2021-03-11 | 2021-03-11 | Automatic assembly equipment for long and short bent pipes of heat exchanger |
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| CN113001139A true CN113001139A (en) | 2021-06-22 |
| CN113001139B CN113001139B (en) | 2024-02-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115255876A (en) * | 2022-08-18 | 2022-11-01 | 广东坚士制锁有限公司 | Automatic spring wire assembling equipment for lock |
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| US6375228B1 (en) * | 1999-03-25 | 2002-04-23 | Construction Forms, Inc. | Coupling units connecting tubular members having a hardened inner wall for carrying mechanically abrasive fluid concrete |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115255876A (en) * | 2022-08-18 | 2022-11-01 | 广东坚士制锁有限公司 | Automatic spring wire assembling equipment for lock |
| CN115255876B (en) * | 2022-08-18 | 2023-11-17 | 广东坚士制锁有限公司 | Spring wire automatic assembly equipment for lockset |
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| CN113001139B (en) | 2024-02-23 |
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