CN112496111A - Method for forming spiral tube type evaporation plate of refrigerator evaporator - Google Patents
Method for forming spiral tube type evaporation plate of refrigerator evaporator Download PDFInfo
- Publication number
- CN112496111A CN112496111A CN202011527694.6A CN202011527694A CN112496111A CN 112496111 A CN112496111 A CN 112496111A CN 202011527694 A CN202011527694 A CN 202011527694A CN 112496111 A CN112496111 A CN 112496111A
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- steel pipe
- bending
- plate
- spiral tube
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- 238000000034 method Methods 0.000 title claims abstract description 36
- 238000001704 evaporation Methods 0.000 title claims abstract description 28
- 230000008020 evaporation Effects 0.000 title claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 96
- 239000010959 steel Substances 0.000 claims abstract description 96
- 238000005452 bending Methods 0.000 claims abstract description 83
- 238000007493 shaping process Methods 0.000 claims abstract description 34
- 238000012545 processing Methods 0.000 claims abstract description 9
- 238000001125 extrusion Methods 0.000 claims description 49
- 238000003860 storage Methods 0.000 claims description 33
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000012946 outsourcing Methods 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 12
- 238000005461 lubrication Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 31
- 239000010687 lubricating oil Substances 0.000 description 6
- 238000013461 design Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
-
- 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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/06—Bending rods, profiles, or tubes in press brakes or between rams and anvils or abutments; Pliers with forming dies
-
- 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
- B21D43/003—Positioning devices
-
- 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
- B21D43/006—Feeding elongated articles, such as tubes, bars, or profiles
-
- 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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/16—Auxiliary equipment, e.g. for heating or cooling of bends
- B21D7/167—Greasing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to a method for forming a spiral tube type evaporating plate of a refrigerator evaporator, which uses a bending device, wherein the bending device comprises a bottom plate, an operating platform, a limiting device and a bending device, and the specific method for forming and processing the spiral tube type evaporating plate of the refrigerator evaporator by adopting the bending device comprises the following steps: the steel pipe bending device comprises a bending cylinder, a sliding frame, a shaping block, a matching frame, a first clamping frame, a second clamping frame and a positioning frame. The steel pipe bending device has the advantages that the limiting device and the bending device are matched together to complete the steel pipe bending work, the workload of workers is reduced, errors caused by manual operation are reduced, the steel pipe can be automatically lubricated during bending, equipment does not need to be adjusted to be in a stop state during lubrication, the whole operation process is simplified, and the work efficiency is improved.
Description
Technical Field
The invention relates to the field of metal parts, in particular to a method for forming a spiral tube type evaporation plate of a refrigerator evaporator.
Background
The spiral tube type evaporating plate is one kind of natural circulation evaporator, and has the functions of heating steam entering the tube space and heated solution circulating along the tubes in the heating chamber, and is one of the essential parts for the normal operation of refrigerator.
Because the spiral tube evaporating plate structure is comparatively complicated, and forming process is comparatively loaded down with trivial details, there are some problems in the in-process of bending the shaping processing to spiral tube evaporating plate at present:
(1) the position of the steel pipe needs to be frequently adjusted manually, so that the bending work cannot be completed completely by automatic equipment, the bending work efficiency is low, and accumulated errors are easy to occur;
(2) in the bending process, a large amount of heat can be generated between the bending tool and the steel pipe due to friction, so that a worker is required to lubricate the steel pipe or the bending tool regularly by using lubricating oil, and in order to ensure the operation safety, the bending equipment must be in a stop state during lubrication, so that the bending efficiency is further reduced.
In order to solve the problems, the invention provides a method for forming a spiral tube type evaporating plate of a refrigerator evaporator.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose:
a method for forming a spiral tube type evaporating plate of a refrigerator evaporator uses a bending device, the bending device comprises a bottom plate, a workbench, a limiting device and a bending device, and the specific method for forming and processing the spiral tube type evaporating plate of the refrigerator evaporator by adopting the bending device is as follows:
s1, cleaning a steel pipe: cleaning the surface of the steel pipe to remove oil stains and dust attached to the surface of the steel pipe;
s2, feeding: sequentially penetrating the right end of the steel pipe through a limiting device and a bending device until the steel pipe moves to a specified working position;
s3, bending and forming: processing a U-shaped bend at the designated position of the steel pipe through the common matching of the limiting device and the bending device;
s4, position adjustment: after the steel pipe is lifted upwards through the limiting device, the steel pipe is pushed to the right for a proper distance, and after the position is properly adjusted, the limiting device drives the steel pipe to return to the original height;
s5, repeating the operation: repeating the operation steps S3 and S4, and processing U-shaped bends which are arranged at equal intervals left and right on the steel pipe to obtain the spiral pipe type evaporation plate;
s6, blanking: taking down the spiral tube type evaporation plate from the bending equipment, and transporting the spiral tube type evaporation plate to a specified position for storage;
the upper end of the bottom plate is provided with an operating platform, the left side of the operating platform is provided with a limiting device, the right side of the operating platform is provided with a bending device, and the right side of the operating platform is provided with a sliding groove;
the bending device comprises a bending cylinder, a sliding frame, a shaping block, a matching frame, a first clamping frame, a second clamping frame and a positioning frame, wherein the fixed end of the bending cylinder is installed at the lower end of the operating platform, the telescopic end of the bending cylinder is connected with the lower end of the sliding frame, the sliding frame is slidably installed in a sliding groove, the shaping block is installed on the left side of the sliding frame, the matching frame is arranged on the rear side of the shaping block, the matching frame is installed on the operating platform, the first clamping frame is installed on the rear side of the sliding frame, the second clamping frame is installed on the side wall of the matching frame, the positioning frame is arranged on the right side of the second clamping frame, the positioning frame is installed on the operating platform, and rubber gaskets are arranged on the inner sides of the first clamping frame and the second clamping frame;
the shaping block comprises a shaping shell, an outer sponge, an oil storage sponge, an extrusion rod and a transmission branched chain, the shaping shell is slidably mounted on the operation table, the outer sponge is mounted on the outer wall of the rear side of the shaping shell, an oil outlet is formed in the rear end of the shaping shell, an oil storage tank communicated with the oil outlet is formed in the rear side of the shaping shell, an oil inlet communicated with the oil storage tank is formed in the upper end of the oil storage tank, the oil storage sponge matched with the oil storage tank in shape is placed in the oil storage tank, the front end of the oil storage sponge is attached to the rear end of the extrusion rod, the extrusion rod is slidably mounted in the shaping shell, the rear end of the extrusion rod is of a right-angled triangle structure with a right inclined plane, the rear end of; the design casing back-and-forth movement in-process, through the mating reaction of transmission branch chain, can drive the extrusion pole and extrude the oil storage sponge, and then extrude the lubricating oil in the oil storage sponge, lubricating oil gets into the outsourcing sponge through the oil-out to convey to the steel pipe outer wall by the outsourcing sponge, realize carrying out lubricated purpose to the steel pipe outer wall.
Preferably, the limiting device comprises a limiting frame, a fixing block, a top frame, a connecting plate, a moving frame, a driving cam and a driving motor wheel, wherein the plurality of limiting frames and the fixing block are uniformly arranged on the left side of the operating platform from left to right, the limiting frames and the fixing blocks are arranged at intervals left and right, the upper end surface of each fixing block is tightly attached to the lower end surface of the rear side of the top frame, the upper end surface of each fixing block is of an inclined plane structure with the height gradually reduced from back to front, the front end of the top frame is connected with the rear end of the connecting plate, the connecting plate is slidably mounted on the operating platform, a spring is mounted between the connecting plate and the operating platform, the front end of the connecting plate is connected with the rear end of the moving frame, the front end of the moving frame is tightly attached to the rear side of the; before the bending operation starts, the steel pipes need to pass through the limiting frames one by one, the lower end faces of the steel pipes are enabled to be tightly attached to the upper end faces of the top frames, the limiting frames can limit the steel pipes in the bending process, the stable operation of the bending operation is ensured, after a U-shaped bend is processed on the steel pipes by the bending device, the driving motor wheels drive the driving cams to rotate, the driving cams can enable the driving cams to push the moving frames backwards, in the backward moving process of the moving frames, the connecting plates drive the top frames to move backwards relative to the fixing blocks, the fixing blocks generate upward thrust on the top frames, the top frames can drive the steel pipes tightly attached to the upper end faces of the steel pipes to move upwards, at the moment, workers push the steel pipes to the right for a proper distance, then the driving motors drive the driving cams to rotate to the original positions, and the driving cams do not generate backward thrust on the moving frames under the elastic, the connecting plate drives the top frame to return to the original position, upward thrust generated by the fixing frame to the top frame disappears, the steel pipe and the top frame both return to the original height, and the bending device can continue to bend at the specified position of the steel pipe.
Preferably, the limiting frame comprises a fixing frame, a limiting frame, an extrusion spring and an extrusion plate, the fixing frame is installed on the operating platform through bolts, a mounting groove with a U-shaped structure is formed in the middle of the fixing frame, the inner wall of the mounting groove is attached to the outer wall of the limiting frame, the limiting frame is installed on the fixing frame through bolts, the inner wall of the upper end of the limiting frame is connected with the upper end of the extrusion spring, the lower end of the extrusion spring is connected with the upper end of the extrusion plate, and the lower end of the extrusion plate is of; after the steel pipe passes through the gap between the limiting plate and the limiting frame, under the elastic action of the extrusion spring, the upper end face of the steel pipe is tightly attached to the lower end face of the extrusion plate, the lower end face of the steel pipe is tightly attached to the inner wall of the bottom end of the limiting frame, the movement of the steel pipe is limited, and the limiting frames with different sizes can be replaced according to actual working requirements so as to limit the steel pipe with corresponding size.
Preferably, the transmission branched chain comprises a transverse moving block and an extrusion block, the transverse moving block is arranged on the side wall of the rear end of the extrusion rod, the left side wall of the transverse moving block is clung to the right side wall of the extrusion block, the extrusion block is arranged on the operation table, and the transverse moving block is of a right-angled triangle structure with an inclined plane facing left; when the sideslip piece was along with design casing rearward movement, extrusion piece produced extrusion force to the sideslip piece left for the extrusion stem can extrude the oil storage sponge, and then extrudees lubricating oil.
Preferably, the outsourcing sponge is connected with design casing rear side outer wall through pasting the mode, and convenient regular change is carried out to the outsourcing sponge.
Preferably, the positioning frame comprises a U-shaped frame, a baffle and a return spring, the U-shaped frame is installed on the operating platform through bolts, an installation groove is formed in the upper end of the right side of the U-shaped frame, the baffle is slidably installed in the installation groove, the return spring is installed between the lower end of the baffle and the inner wall of the installation groove, and the upper end face of the baffle is of an inclined plane structure with the height gradually increasing from left to right; promote the steel pipe at the staff and remove the in-process that moves to the right, if the steel pipe collides with the baffle, the staff will directly judge that the steel pipe has moved to the assigned position, stop promoting behind the steel pipe alright continue the operation of bending, need not to use measuring tool to measure the steel pipe position, when having guaranteed the position precision, the operation is more simple and convenient, if the steel pipe still wants to continue to push the steel pipe right with the baffle after colliding with the baffle, only need suitably increase the propelling movement dynamics, make the steel pipe can extrude the baffle downwards, do not cause the hindrance until the baffle to the removal of steel pipe again.
Preferably, the top frame comprises a first L-shaped frame and a second L-shaped frame, the rear end of the first L-shaped frame is attached to the upper end of the fixing block, the front end of the first L-shaped frame is connected with the rear end of the second L-shaped frame through a bolt, and the front end of the second L-shaped frame is connected with the rear end of the connecting plate; the relative position of the second L-shaped frame and the first L-shaped frame can be adjusted according to actual working requirements, so that steel pipes with different diameters can be machined.
The invention has the beneficial effects that:
1. the steel pipe bending device has the advantages that the limiting device and the bending device are matched together to complete the steel pipe bending work, the workload of workers is reduced, errors caused by manual operation are reduced, the steel pipe can be automatically lubricated during bending, equipment does not need to be adjusted to be in a stop state during lubrication, the whole operation process is simplified, and the work efficiency is improved.
2. The limiting device provided by the invention can limit the steel pipe during bending, so that the stability in the bending operation process is ensured, and after one-time bending operation is finished, the height of the steel pipe can be adjusted, so that the steel pipe is pushed to move rightwards continuously.
3. The bending device provided by the invention can complete the bending and forming operation of the steel pipe under the matching action of the limiting device, can lubricate the steel pipe for a few times in the bending process, does not need to perform shutdown operation, and improves the continuity of the bending operation.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a flow chart of a method of the present invention;
FIG. 2 is a right side view of the bending apparatus of the present invention;
FIG. 3 is a top view of the bending apparatus of the present invention;
FIG. 4 is a right side sectional view of the invention between the platform and a portion of the stop arrangement;
FIG. 5 is a left side view of the spacing frame of the present invention;
FIG. 6 is a right side view of the spacing frame of the present invention;
fig. 7 is a top cross-sectional view of a portion of the structure of the styling block of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 7, a method for forming a spiral tube type evaporator plate of a refrigerator evaporator uses a bending device, the bending device comprises a bottom plate 1, a workbench 2, a limiting device 3 and a bending device 4, and the specific method for forming the spiral tube type evaporator plate of the refrigerator evaporator by using the bending device is as follows:
s1, cleaning a steel pipe: cleaning the surface of the steel pipe to remove oil stains and dust attached to the surface of the steel pipe;
s2, feeding: sequentially penetrating the right end of the steel pipe through the limiting device 3 and the bending device 4 until the steel pipe moves to a specified working position;
s3, bending and forming: processing a U-shaped bend at the designated position of the steel pipe by the common matching of the limiting device 3 and the bending device 4;
s4, position adjustment: after the steel pipe is lifted upwards through the limiting device 3, the steel pipe is pushed to the right for a proper distance, and after the position is properly adjusted, the limiting device 3 drives the steel pipe to return to the original height;
s5, repeating the operation: repeating the operation steps S3 and S4, and processing U-shaped bends which are arranged at equal intervals left and right on the steel pipe to obtain the spiral pipe type evaporation plate;
s6, blanking: taking down the spiral tube type evaporation plate from the bending equipment, and transporting the spiral tube type evaporation plate to a specified position for storage;
an operation table 2 is mounted at the upper end of the bottom plate 1, a limiting device 3 is mounted on the left side of the operation table 2, a bending device 4 is mounted on the right side of the operation table 2, and a sliding groove is formed in the right side of the operation table 2;
the limiting device 3 comprises a limiting frame 31, a fixing block 32 and a top frame 33, the device comprises a connecting plate 34, a moving frame 35, a driving cam 36 and a driving motor wheel 37, wherein a plurality of limiting frames 31 and fixing blocks 32 are uniformly arranged on the left side of the operating platform 2 from left to right, the limiting frames 31 and the fixing blocks 32 are arranged at intervals left and right, the upper end surfaces of the fixing blocks 32 are tightly attached to the lower end surface of the rear side of the top frame 33, the upper end surfaces of the fixing blocks 32 are of an inclined surface structure with the height gradually reduced from back to front, the front end of the top frame 33 is connected with the rear end of the connecting plate 34, the connecting plate 34 is slidably arranged on the operating platform 2, a spring is arranged between the connecting plate 34 and the operating platform 2, the front end of the connecting plate 34 is connected with the rear end of the moving frame 35, the front end of the moving frame 35 is tightly attached to the rear side of the driving cam 36, the driving cam; before the bending operation starts, the steel pipes need to pass through the limiting frames 31 one by one, the lower end faces of the steel pipes are enabled to be tightly attached to the upper end faces of the top frames 33, the limiting frames 31 can limit the steel pipes in the bending process, the stable operation of the bending operation is ensured, after the bending device 4 processes a U-shaped bend on the steel pipes, the driving motor wheels 37 are driven to drive the driving cams 36 to rotate, the driving cams 36 can drive the moving frames 35 to push the moving frames 35 backwards, in the backward moving process of the moving frames 35, the connecting plates 34 drive the top frames 33 to move backwards relative to the fixing blocks 32, the fixing blocks 32 generate upward thrust on the top frames 33, the top frames 33 can drive the steel pipes tightly attached to the upper end faces of the top frames to move upwards, at the moment, a worker pushes the steel pipes to the right for a proper distance, then the driving motor wheels 37 drive the driving cams 36 to rotate to the original positions, the driving cams 36 do not generate backward thrust on the moving frames 35, the connecting plate 34 drives the top frame 33 to return to the original position, the upward thrust generated by the fixed frame 311 on the top frame 33 disappears, the steel pipes and the top frame 33 both return to the original height, and the bending device 4 can continue to perform bending work on the designated positions of the steel pipes.
The limiting frame 31 comprises a fixing frame 311, a limiting frame 312, an extrusion spring 313 and an extrusion plate 314, the fixing frame 311 is installed on the operation table 2 through bolts, a mounting groove with a U-shaped structure is formed in the middle of the fixing frame 311, the inner wall of the mounting groove is tightly attached to the outer wall of the limiting frame 312, the limiting frame 312 is installed on the fixing frame 311 through bolts, the inner wall of the upper end of the limiting frame 312 is connected with the upper end of the extrusion spring 313, the lower end of the extrusion spring 313 is connected with the upper end of the extrusion plate 314, and the lower end of the extrusion plate; after the steel pipe passes through the gap between the limiting plate and the limiting frame 312, under the elastic action of the extrusion spring 313, the upper end face of the steel pipe is tightly attached to the lower end face of the extrusion plate 314, the lower end face of the steel pipe is tightly attached to the inner wall of the bottom end of the limiting frame 312, the movement of the steel pipe is limited, and the limiting frames 312 with different sizes can be replaced according to actual working requirements so as to limit the steel pipe with corresponding size.
The top frame 33 comprises a first L-shaped frame 331 and a second L-shaped frame 332, the rear end of the first L-shaped frame 331 is attached to the upper end of the fixing block 32, the front end of the first L-shaped frame 331 is connected with the rear end of the second L-shaped frame 332 through bolts, and the front end of the second L-shaped frame 332 is connected with the rear end of the connecting plate 34; the relative positions of the second L-shaped frame 332 and the first L-shaped frame 331 can be adjusted according to actual working requirements, so that steel pipes with different diameters can be machined.
The bending device 4 comprises a bending cylinder 41, a sliding frame 42, a shaping block 43, a matching frame 44, a first clamping frame 45, a second clamping frame 46 and a positioning frame 47, the fixed end of the bending cylinder 41 is installed at the lower end of the operating platform 2, the telescopic end of the bending cylinder 41 is connected with the lower end of the sliding frame 42, the sliding frame 42 is slidably installed in a sliding groove, the shaping block 43 is installed on the left side of the sliding frame 42, the matching frame 44 is arranged on the rear side of the shaping block 43, the matching frame 44 is installed on the operating platform 2, the first clamping frame 45 is installed on the rear side of the sliding frame 42, the second clamping frame 46 is arranged on the rear side of the first clamping frame 45, the second clamping frame 46 is installed on the side wall of the matching frame 44, the positioning frame 47 is arranged on the right side of the second clamping frame 46, the positioning frame 47 is installed on the operating platform 2, and rubber gaskets;
the shaping block 43 comprises a shaping shell 431, an outer-coated sponge 432, an oil storage sponge 433, an extrusion rod 434 and a transmission branched chain 435, the shaping shell 431 is slidably mounted on the operation table 2, the outer-coated sponge 432 is mounted on the outer wall of the rear side of the shaping shell 431, an oil outlet is formed in the rear end of the shaping shell 431, an oil storage tank communicated with the oil outlet is formed in the rear side of the shaping shell 431, an oil inlet communicated with the oil storage tank is formed in the upper end of the oil storage tank, the oil storage sponge 433 matched with the oil storage tank in shape is placed in the oil storage tank, the front end of the oil storage sponge 433 is attached to the rear end of the extrusion rod 434, the extrusion rod 434 is slidably mounted in the shaping shell 431, the rear end of the extrusion rod 434 is of a right-angled triangle structure with a right inclined surface, the rear end of; in the front and back movement process of the shaping shell 431, the extrusion rod 434 can be driven to extrude the oil storage sponge 433 through the matching effect of the transmission branched chain 435, so that lubricating oil in the oil storage sponge 433 is extruded out, enters the outer package sponge 432 through the oil outlet and is conveyed to the outer wall of the steel pipe through the outer package sponge 432, and the purpose of lubricating the outer wall of the steel pipe is achieved.
The transmission branched chain 435 comprises a transverse moving block 4351 and an extrusion block 4352, the transverse moving block 4351 is arranged on the side wall of the rear end of the extrusion rod 434, the left side wall of the transverse moving block 4351 is tightly attached to the right side wall of the extrusion block 4352, the extrusion block 4352 is arranged on the operation table 2, and the transverse moving block 4351 is of a right-angled triangle structure with an inclined surface facing left; when the traverse block 4351 moves backward along with the shaping housing 431, the pressing block 4352 generates a leftward pressing force on the traverse block 4351, so that the pressing rod 434 can press the oil storage sponge 433, and further, the lubricating oil is squeezed out.
The positioning frame 47 comprises a U-shaped frame 471, a baffle 472 and a return spring 473, the U-shaped frame 471 is mounted on the operating platform 2 through bolts, a mounting groove is formed in the upper end of the right side of the U-shaped frame 471, the baffle 472 is slidably mounted in the mounting groove, the return spring 473 is mounted between the lower end of the baffle 472 and the inner wall of the mounting groove, and the upper end surface of the baffle 472 is of an inclined surface structure with the height gradually increasing from left to right; promote the steel pipe at the staff and move the in-process that moves to the right, if the steel pipe bumps with baffle 472, the staff will directly judge that the steel pipe has moved to the assigned position, stop promoting behind the steel pipe alright continue the operation of bending, need not to use measuring tool to measure the steel pipe position, when having guaranteed the position precision, the operation is more simple and convenient, if the steel pipe still wants to continue to push the steel pipe right with baffle 472 bumps back staff, only need suitably increase the propelling movement dynamics, make the steel pipe can extrude baffle 472 downwards, do not cause the hindrance until the removal of baffle 472 to the steel pipe again.
The present invention is not limited to the above-described embodiments, which are described in the specification and illustrated only to illustrate the principle of the present invention, but various changes and modifications may be made within the scope of the present invention as claimed without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A forming method of a spiral tube type evaporating plate of a refrigerator evaporator uses a bending device, the bending device comprises a bottom plate (1), a workbench (2), a limiting device (3) and a bending device (4), and the forming method is characterized in that: the specific method for forming and processing the spiral tube type evaporating plate of the refrigerator evaporator by adopting the bending equipment comprises the following steps:
s1, cleaning a steel pipe: cleaning the surface of the steel pipe to remove oil stains and dust attached to the surface of the steel pipe;
s2, feeding: sequentially penetrating the right end of the steel pipe through the limiting device (3) and the bending device (4) until the steel pipe moves to a specified working position;
s3, bending and forming: a U-shaped bend is processed at the designated position of the steel pipe through the common matching of the limiting device (3) and the bending device (4);
s4, position adjustment: after the steel pipe is lifted upwards through the limiting device (3), the steel pipe is pushed to the right for a proper distance, and after the position is properly adjusted, the limiting device (3) drives the steel pipe to return to the original height;
s5, repeating the operation: repeating the operation steps S3 and S4, and processing U-shaped bends which are arranged at equal intervals left and right on the steel pipe to obtain the spiral pipe type evaporation plate;
s6, blanking: taking down the spiral tube type evaporation plate from the bending equipment, and transporting the spiral tube type evaporation plate to a specified position for storage;
an operation table (2) is mounted at the upper end of the bottom plate (1), a limiting device (3) is mounted on the left side of the operation table (2), a bending device (4) is mounted on the right side of the operation table (2), and a sliding groove is formed in the right side of the operation table (2);
the bending device (4) comprises a bending cylinder (41), a sliding frame (42), a shaping block (43), a matching frame (44), a first clamping frame (45), a second clamping frame (46) and a positioning frame (47), wherein the fixed end of the bending cylinder (41) is installed at the lower end of the operating platform (2), the telescopic end of the bending cylinder (41) is connected with the lower end of the sliding frame (42), the sliding frame (42) is installed in a sliding groove in a sliding mode, the shaping block (43) is installed on the left side of the sliding frame (42), the matching frame (44) is arranged on the rear side of the shaping block (43), the matching frame (44) is installed on the operating platform (2), the first clamping frame (45) is installed on the rear side of the sliding frame (42), the second clamping frame (46) is installed on the side wall of the matching frame (44), the positioning frame (47) is arranged on the right side of the second clamping frame (46), the positioning frame (47) is arranged on the operation platform (2), and rubber gaskets are arranged on the inner sides of the first clamping frame (45) and the second clamping frame (46);
the shaping block (43) comprises a shaping shell (431), an outer-coated sponge (432), an oil storage sponge (433), an extrusion rod (434) and a transmission branched chain (435), the shaping shell (431) is slidably mounted on the operation table (2), the outer-coated sponge (432) is mounted on the outer wall of the rear side of the shaping shell (431), an oil outlet is formed in the rear end of the shaping shell (431), an oil storage tank communicated with the oil outlet is formed in the rear side of the shaping shell (431), an oil inlet communicated with the oil storage tank is formed in the upper end of the oil storage tank, the oil storage sponge (433) matched with the oil storage tank in shape is placed in the oil storage tank, the front end of the oil storage sponge (433) is tightly attached to the rear end of the extrusion rod (434), the extrusion rod (434) is slidably mounted in the shaping shell (431), the rear end of the extrusion rod (434) is of a right-angled triangle structure with a right inclined, the front end of the extrusion rod (434) is connected with a transmission branch chain (435).
2. The method for forming the spiral tube type evaporating plate of the refrigerator evaporator as claimed in claim 1, wherein: the limiting device (3) comprises a limiting frame (31), a fixing block (32), a top frame (33), a connecting plate (34), a moving frame (35), a driving cam (36) and a driving motor wheel (37), a plurality of limiting frames (31) and fixing blocks (32) are uniformly arranged on the left side of the operating platform (2) from left to right, the limiting frames (31) and the fixing blocks (32) are arranged at intervals from left to right, the upper end surface of each fixing block (32) is closely attached to the lower end surface of the rear side of the top frame (33), the upper end surface of each fixing block (32) is an inclined plane structure with gradually reduced height from back to front, the front end of each top frame (33) is connected with the rear end of the connecting plate (34), the connecting plate (34) is slidably mounted on the operating platform (2), a spring is mounted between the connecting plate (34) and the operating platform (2), the front end of the connecting plate (34) is connected with the rear end of the moving frame (35), the front end of, the driving cam (36) is installed on the operation platform (2) in a rotating mode, and the lower end of the driving cam (36) is connected with an output shaft of a driving motor wheel (37) installed at the lower end of the operation platform (2).
3. The method for forming the spiral tube type evaporating plate of the refrigerator evaporator as claimed in claim 2, wherein: spacing (31) are including mount (311), spacing frame (312), extrusion spring (313) and stripper plate (314), mount (311) are installed on operation platform (2) through the bolt, the mounting groove into U type structure is seted up at mount (311) middle part, the mounting groove inner wall is hugged closely with spacing frame (312) outer wall mutually, spacing frame (312) are installed on mount (311) through the bolt, spacing frame (312) upper end inner wall is connected with extrusion spring (313) upper end, extrusion spring (313) lower extreme is connected with stripper plate (314) upper end, stripper plate (314) lower extreme is the arc surface structure.
4. The method for forming the spiral tube type evaporating plate of the refrigerator evaporator as claimed in claim 1, wherein: the transmission branched chain (435) comprises a transverse moving block (4351) and an extrusion block (4352), the transverse moving block (4351) is installed on the side wall of the rear end of the extrusion rod (434), the left side wall of the transverse moving block (4351) is tightly attached to the right side wall of the extrusion block (4352), the extrusion block (4352) is installed on the operation table (2), and the transverse moving block (4351) is of a right-angled triangle structure with an inclined surface facing left.
5. The method for forming the spiral tube type evaporating plate of the refrigerator evaporator as claimed in claim 1, wherein: outsourcing sponge (432) are connected through pasting the mode and stereotype casing (431) rear side outer wall, and convenient regular change is carried out to outsourcing sponge (432).
6. The method for forming the spiral tube type evaporating plate of the refrigerator evaporator as claimed in claim 1, wherein: locating rack (47) includes U type frame (471), baffle (472) and reset spring (473), and U type frame (471) passes through the bolt and installs on operation platform (2), and the mounting groove has been seted up to U type frame (471) right side upper end, and slidable mounting has baffle (472) in the mounting groove, installs reset spring (473) between baffle (472) lower extreme and the mounting groove inner wall, and baffle (472) up end is for turning right the gradually crescent inclined plane structure of height from a left side.
7. The method for forming the spiral tube type evaporating plate of the refrigerator evaporator as claimed in claim 2, wherein: the top frame (33) comprises a first L-shaped frame (331) and a second L-shaped frame (332), the rear end of the first L-shaped frame (331) is attached to the upper end of the fixing block (32), the front end of the first L-shaped frame (331) is connected with the rear end of the second L-shaped frame (332) through bolts, and the front end of the second L-shaped frame (332) is connected with the rear end of the connecting plate (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011527694.6A CN112496111A (en) | 2020-12-22 | 2020-12-22 | Method for forming spiral tube type evaporation plate of refrigerator evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011527694.6A CN112496111A (en) | 2020-12-22 | 2020-12-22 | Method for forming spiral tube type evaporation plate of refrigerator evaporator |
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| Publication Number | Publication Date |
|---|---|
| CN112496111A true CN112496111A (en) | 2021-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011527694.6A Withdrawn CN112496111A (en) | 2020-12-22 | 2020-12-22 | Method for forming spiral tube type evaporation plate of refrigerator evaporator |
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| Country | Link |
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| CN (1) | CN112496111A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102583A (en) * | 2021-04-23 | 2021-07-13 | 浙江臻龙能源设备科技有限公司 | A spiral tube gap processing equipment |
| CN116921519A (en) * | 2023-09-15 | 2023-10-24 | 山东宏泰电器有限公司 | Refrigerator compressor connecting pipe bending processing device |
-
2020
- 2020-12-22 CN CN202011527694.6A patent/CN112496111A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102583A (en) * | 2021-04-23 | 2021-07-13 | 浙江臻龙能源设备科技有限公司 | A spiral tube gap processing equipment |
| CN116921519A (en) * | 2023-09-15 | 2023-10-24 | 山东宏泰电器有限公司 | Refrigerator compressor connecting pipe bending processing device |
| CN116921519B (en) * | 2023-09-15 | 2023-11-17 | 山东宏泰电器有限公司 | Refrigerator compressor connecting pipe bending processing device |
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