CN113500480A - Surface finish machining machine and finish machining method for fin evaporation tube of refrigeration equipment - Google Patents
Surface finish machining machine and finish machining method for fin evaporation tube of refrigeration equipment Download PDFInfo
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- CN113500480A CN113500480A CN202110830535.1A CN202110830535A CN113500480A CN 113500480 A CN113500480 A CN 113500480A CN 202110830535 A CN202110830535 A CN 202110830535A CN 113500480 A CN113500480 A CN 113500480A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/007—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor for end faces of tubes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/02—Bench grinders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/02—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables
- B24B47/04—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables by mechanical gearing only
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/04—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to a fine processing machine and a fine processing method for the surface of a fin evaporating tube of refrigeration equipment, which comprises a workbench, a fixing device and a polishing device, the invention firstly places the evaporating tubes to be subjected to surface finish machining on the fixing device in batches through the matching of the workbench, the fixing device and the polishing device, the plurality of evaporation tubes are quickly clamped and fixed by the fixing device, so that the problem of large workload of operators caused by the traditional repeated taking is avoided, so that the working efficiency is improved when the evaporating pipe is polished, and the polishing device is adjusted according to the different inclination angles of the incision of the evaporating pipe which needs to be subjected to surface finish machining, thereby be applicable to the evaporating pipe incision of multiple different angles for machinery is carrying out the scope when polishing the incision of evaporating pipe and is handled and increase.
Description
Technical Field
The invention relates to the technical field of finned evaporating pipes of refrigeration equipment, in particular to a surface finish machining machine and a finish machining method for the finned evaporating pipe of the refrigeration equipment.
Background
The refrigerating equipment is mainly used for refrigerating the food of crews, refrigerating various goods and regulating the air of cabins in summer. Refrigeration plant on the existing market includes the air-cooler, the air conditioner etc., must use the evaporimeter in these equipment, and the fin is indispensable in the evaporimeter, the fin is the heat transfer device surface that carries out the heat transfer usually in needs through increasing the metal sheet that the heat conductivity is stronger, increase heat transfer device's heat transfer surface area, and the evaporating pipe is the pipe that is used for evaporating the refrigerant, in order to facilitate the connection in later stage, thereby need cut the evaporating pipe, the burr generally can appear in the incision of evaporating pipe after cutting, the evaporating pipe is when connecting, the burr can cause the potential safety hazard, consequently, the incision department to the evaporating pipe is polished.
The following problems occur in the surface treatment of the cut of the evaporation tube:
(1) when polishing the incision department of traditional evaporating pipe, generally once only polish the processing to an evaporating pipe, when manual operation, need place many times and take to increased operating personnel's work load, once only polished to an evaporating pipe, thereby caused the problem of the inefficiency of polishing.
(2) When polishing the incision of traditional evaporating pipe, because the incision inclination of evaporating pipe is different, consequently need the setting of polishing of different angles, general polishing machine only polishes to the angle of a notched, and the function is more single, can not polish to the incision of different angles.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a fine machining machine and a fine machining method for the surface of a fin evaporating tube of refrigeration equipment.
The technical scheme adopted by the invention to solve the technical problem is as follows: a surface finishing machine for fin evaporation tubes of refrigeration equipment comprises a workbench, a fixing device and a polishing device, wherein the fixing device and the polishing device are arranged at the top of the workbench;
the fixing device comprises an Contraband-shaped frame, a cylindrical rod, a fixing plate, a first round groove, a pushing plate, an electric push rod, a spring telescopic rod and a clamping frame, the top of the workbench is fixedly provided with an Contraband-type frame with a downward opening, the top of the Contraband-type frame is uniformly provided with moving holes from left to right, a cylindrical rod is arranged in each moving hole in a sliding manner, a fixed plate is fixedly arranged after the top of the cylindrical rod penetrates through the moving holes, a first circular groove is formed in the center of the top of the fixed plate, the bottoms of the cylindrical rods penetrate through the moving holes and extend downwards, the bottoms of the plurality of cylindrical rods are jointly provided with a push plate, the center of the top of the workbench is fixedly provided with an electric push rod, the moving end of the electric push rod is fixedly connected with the bottom of the push plate, the push plate is connected with the workbench through a spring telescopic rod, the spring telescopic rods are positioned on the left side and the right side of the electric push rod, and clamping frames are uniformly arranged on the top of the Contraband-type frame from left to right;
the polishing device comprises a supporting rod, a fixed support plate, a movable plate, a fixed block, a threaded rod, a movable frame, an electric telescopic rod and a polishing frame, the top of workstation be close to four corners fixed mounting and have the bracing piece, fixed extension board is installed jointly at the top of four bracing pieces, the sliding tray has been seted up to the bottom central point of fixed extension board, a rectangle recess has been seted up at both ends about the inner wall of sliding tray, a rectangle recess and sliding tray communicate mutually, be provided with the movable plate in the sliding tray, both ends fixed mounting has the fixed block about the movable plate, the fixed block slides in a rectangle recess, the rear end face fixed mounting of movable plate has the threaded rod, be provided with the removal frame after the one end of threaded rod runs through the lateral wall of fixed extension board, the bottom central point of movable plate puts fixed mounting and has electric telescopic handle, electric telescopic handle's bottom is provided with the frame of polishing.
As a preferable technical scheme, the clamping frame comprises Contraband-shaped plates, a rotating rod, clamping plates, a first arc-shaped groove, limiting plates and a first telescopic spring rod, wherein Contraband-shaped plates with upward openings are fixedly arranged at the left side and the right side of each cylindrical rod at the top of the Contraband-shaped frame, the rotating rods are fixedly arranged at the positions, close to the upper parts, of the front end and the rear end of the Contraband-shaped plate, the clamping plates are rotatably arranged on the rotating rods, the clamping plates are L-shaped, the first arc-shaped groove is formed in the top of each clamping plate, rubber pads are fixedly arranged on the inner walls of the first arc-shaped grooves, the limiting plates are fixedly arranged at the opposite sides of each two Contraband-shaped plates at the top of the Contraband-shaped frame, and the bottom of each clamping plate is fixedly connected with the limiting plates through the first telescopic spring rod.
As a preferred technical scheme, the moving frame comprises a driven gear, an annular cylinder, a mounting plate, a forward and reverse rotation motor, a driving gear and a circular plate, wherein one end of a threaded rod penetrates through the side wall of a fixed support plate and is connected with the driven gear in a threaded manner, one end of the driven gear, which is close to the fixed support plate, is provided with an annular groove, the side wall of the fixed support plate is fixedly provided with the annular cylinder, the annular cylinder is positioned on the outer side of the threaded rod and is positioned in the annular groove, the top of the fixed support plate, which is close to the rear end, is fixedly provided with the mounting plate, the side wall of the mounting plate is fixedly provided with the forward and reverse rotation motor, an output shaft of the forward and reverse rotation motor is fixedly provided with the driving gear, the driving gear and the driven gear are in meshing transmission, and the circular plate is fixedly arranged at one end, which is positioned on the outer side of the fixed support plate, of the threaded rod.
As a preferred technical scheme of the invention, the grinding frame comprises a horizontal plate, a second telescopic spring rod, an extension plate, a rotating shaft, a square block, a grinding block, a chain wheel, a chain and an adjusting frame, electric telescopic handle's bottom fixed mounting have the horizontal plate, be connected through No. two flexible spring rods between horizontal plate and the movable plate, No. two flexible spring rods are located electric telescopic handle's the left and right sides, bilateral symmetry fixed mounting stretches out the board around the bottom of horizontal plate, it is provided with the axis of rotation to stretch out evenly to rotate from left to right between the board for two, it has square piece to lie in two fixed mounting between stretching out the board in the axis of rotation, square piece's bottom fixed mounting has the piece of polishing, the one end of a plurality of axis of rotation runs through one of them and stretches out the lateral wall back fixed mounting of board and has the sprocket, a plurality of sprockets pass through chain drive and connect, one of them lateral wall that stretches out the board is provided with the alignment jig.
As a preferred technical scheme of the invention, the adjusting frame comprises clamping rods, circular hollow cylinders, reset springs, spline rods and circular blocks, wherein the clamping rods are fixedly mounted on the side wall of one of the extension plates, the circular hollow cylinder is fixedly mounted at one end, far away from the extension plate, of one of the rotating shafts, the inner wall of the circular hollow cylinder is in a spline groove shape, the reset springs are fixedly mounted at the bottom of the circular hollow cylinder, the spline rods are fixedly mounted at one ends, far away from the extension plate, of the reset springs, the circular blocks are fixedly mounted at one ends, far away from the extension plate, of the spline rods, the clamping grooves are uniformly formed in the circumferential direction at one ends, close to the extension plate, of the circular blocks, and the clamping rods are located in one of the clamping grooves.
As a preferred technical scheme, the bottom of the grinding block is uniformly provided with a second arc-shaped groove, a cylindrical roller is arranged in the second arc-shaped groove through a pin shaft, and the surface of the cylindrical roller is rough.
According to a preferable technical scheme, fixing grooves are uniformly formed in the first round groove along the circumferential direction, three telescopic spring rods are installed in the fixing grooves, a semi-arc block is installed at the tail ends of the three telescopic spring rods, and an anti-skid pad is fixedly installed at one end, far away from the three telescopic spring rods, of the semi-arc block.
In addition, the invention also provides a surface finishing method for the fin evaporating tube of the refrigerating equipment, which comprises the following steps:
s1, placing an evaporation tube: firstly, placing evaporation tubes to be subjected to surface finish machining in batches into a first round groove formed in a fixing plate, and then pre-clamping, limiting and fixing the evaporation tubes;
s2, fixing the evaporation tubes, namely, after the step S1 is completed, starting an electric push rod, driving a push plate to move downwards by the electric push rod, driving a plurality of cylindrical rods to move downwards by the push plate, and driving a fixing plate to move downwards by the cylindrical rods, so that the evaporation tubes required to be subjected to surface finish machining are synchronously clamped and fixed by a clamping frame;
s3, adjusting the grinding frame: after the step of S2 is completed, adjusting the grinding frame at the moment to ensure that the angle of the grinding frame is consistent with the inclination angle of the notch of the evaporation tube needing surface finish machining;
s4, grinding an evaporation tube: after the step S3 is completed, the electric telescopic rod is started at the moment, the electric telescopic rod enables the grinding frame to be in contact with the cut of the evaporation tube needing surface finish machining, the moving frame is reused at the moment, the moving plate reciprocates back and forth in the sliding groove, the moving plate drives the electric telescopic rod to reciprocate back and forth, and the electric telescopic rod drives the grinding frame to grind the cut of the evaporation tube back and forth in a reciprocating mode.
The invention has the beneficial effects that:
1. according to the invention, through the matching of the arranged workbench, the fixing device and the grinding device, the evaporating pipes needing surface finish machining are firstly placed on the fixing device in batches, the plurality of evaporating pipes are quickly clamped and fixed through the fixing device, so that the problem of large workload of operators caused by multiple times of traditional taking is avoided, the working efficiency of grinding the evaporating pipes is improved, and the grinding device is adjusted according to different inclination angles of the notches of the evaporating pipes needing surface finish machining, so that the grinding device is suitable for the notches of the evaporating pipes with different angles, and the range of machines for grinding the notches of the evaporating pipes is enlarged.
2. According to the invention, through the arranged clamping frame, when the plurality of cylindrical rods drive the fixing plate to move downwards, the clamping plate clamps and fixes the evaporation tube to be subjected to surface finish machining, so that the clamping effect is enhanced, and the phenomenon that the evaporation tube is not easy to polish due to the displacement during polishing is avoided.
3. According to the invention, through the arranged grinding block, when the grinding frame is used for grinding the burrs at the notch of the evaporation tube by the movable frame, the burrs at the notch of the evaporation tube are better ground by the cylindrical roller with the rough surface, and the service life of the grinding block is prolonged.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic perspective view (from front to back) of the present invention;
FIG. 2 is a schematic perspective view (from back to front) of the present invention;
FIG. 3 is a main sectional structural schematic view of the present invention;
FIG. 4 is a right cross-sectional structural view of the present invention;
FIG. 5 is a rear view of the present invention;
FIG. 6 is an enlarged view of a portion of the invention at M of FIG. 3;
FIG. 7 is an enlarged view of a portion of the invention at N of FIG. 4;
FIG. 8 is an enlarged view of a portion of the invention at X of FIG. 4;
FIG. 9 is a schematic diagram of the structure of the work object of the present invention;
fig. 10 is a flow chart of the present invention.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further explained with reference to fig. 1 to 10.
A surface finish machining machine for a fin evaporation tube of refrigeration equipment comprises a workbench 1, a fixing device 2 and a polishing device 3, wherein the fixing device 2 and the polishing device 3 are arranged at the top of the workbench 1;
the fixing device 2 comprises an Contraband-shaped frame 21, a cylindrical rod 22, a fixing plate 23, a first circular groove 24, a pushing plate 25, an electric push rod 26, a spring telescopic rod 27 and a clamping frame 28, the top of the workbench 1 is fixedly provided with a Contraband-shaped frame 21 with a downward opening, the top of the Contraband-shaped frame 21 is uniformly provided with moving holes from left to right, the cylindrical rod 22 is arranged in the moving holes in a sliding mode, the fixing plate 23 is fixedly arranged after the top of the cylindrical rod 22 penetrates through the moving holes, the top center of the fixing plate 23 is provided with the first circular groove 24, fixing grooves are uniformly formed in the first circular groove 24 along the circumferential direction, three telescopic spring rods 241 are arranged in the fixing grooves, the tail ends of the three telescopic spring rods 241 are jointly provided with a semi-arc block 242, and one end, far away from the three telescopic spring rods 241, of the semi-arc block 242 is fixedly provided with an anti-skid pad; when the evaporating pipes to be subjected to surface finish machining are placed in the first round groove 24 on the fixing plate 23 in batches, the semi-arc blocks 242 are used for simply pre-clamping and limiting the evaporating pipes to be subjected to surface finish machining under the action of the third telescopic spring rod 241, and friction is increased through the arranged anti-slip pads, so that the evaporating pipes are better clamped; the bottoms of the cylindrical rods 22 extend downwards after penetrating through the moving holes, the bottoms of the cylindrical rods 22 are provided with a pushing plate 25 together, the center position of the top of the workbench 1 is fixedly provided with an electric push rod 26, the moving end of the electric push rod 26 is fixedly connected with the bottom of the pushing plate 25, the pushing plate 25 is connected with the workbench 1 through a spring telescopic rod 27, the spring telescopic rods 27 are positioned on the left side and the right side of the electric push rod 26, and the top of the Contraband-shaped frame 21 is uniformly provided with clamping frames 28 from left to right;
firstly, evaporating pipes needing surface finish machining are placed in a first round groove 24 formed in a fixing plate 23 in batches, so that the evaporating pipes are clamped in advance and limited and fixed, at the moment, an electric push rod 26 is started, the electric push rod 26 drives a push plate 25 to move downwards, the push plate 25 drives a plurality of cylindrical rods 22 to move downwards, the cylindrical rods 22 drive the fixing plate 23 to move downwards, the fixing plate 23 enables a clamping frame 28 to synchronously clamp and fix the evaporating pipes needing surface finish machining, and the evaporating pipes are prevented from moving when being polished by a polishing device 3, so that polishing is inconvenient;
the clamping frame 28 comprises Contraband-shaped plates 281, rotating rods 282, clamping plates 283, first arc-shaped grooves 284, limiting plates 285 and first telescopic spring rods 286, wherein the top of the Contraband-shaped frame 21 is positioned at the left side and the right side of each cylindrical rod 22 and is fixedly provided with Contraband-shaped plates 281, 21274with upward openings, the positions, close to the upper parts, of the front end and the rear end of each cylindrical rod 22 are fixedly provided with the rotating rods 282, the rotating rods 282 are rotatably provided with the clamping plates 283, the clamping plates 283 are L-shaped, the top of each clamping plate 283 is provided with the first arc-shaped grooves 284, the inner walls of the first arc-shaped grooves 284 are fixedly provided with rubber pads, the top of the Contraband-shaped frame 21 is positioned at the opposite sides of each two Contraband-shaped plates 281 and is fixedly provided with the limiting plates 285, and the bottoms of the clamping plates 283 are fixedly connected with the limiting plates 285 through the first telescopic spring rods 286;
when a plurality of cylinder poles 22 drive fixed plate 23 downward displacement, fixed plate 23 extrudees clamping plate 283 this moment, make clamping plate 283 rotate on dwang 282 under the effect of a telescopic spring pole 286 this moment, thereby make an arc recess 284 at clamping plate 283 top press from both sides the fastening simultaneously to the evaporating pipe that needs carry out surface finishing processing, under the effect of rubber pad, it is regularly fixed to press from both sides the fastening when clamping plate 283 carries out the evaporating pipe that surface finishing processed to needs, the reinforcing presss from both sides tight effect, thereby avoid when polishing the evaporating pipe take place the displacement and cause the phenomenon of being difficult to polish.
The polishing device 3 comprises a support rod 31, a fixed support plate 32, a movable plate 33, fixed blocks 34, a threaded rod 35, a movable frame 36, an electric telescopic rod 37 and a polishing frame 38, wherein the support rod 31 is fixedly arranged at the top of the workbench 1 near four corners, the fixed support plate 32 is jointly arranged at the tops of the four support rods 31, a sliding groove is formed in the center of the bottom of the fixed support plate 32, a first rectangular groove is formed in each of the left end and the right end of the inner wall of the sliding groove and communicated with the sliding groove, the movable plate 33 is arranged in the sliding groove, the fixed blocks 34 are fixedly arranged at the left end and the right end of the movable plate 33 and slide in the first rectangular grooves, the threaded rod 35 is fixedly arranged on the rear end face of the movable plate 33, the movable frame 36 is arranged after one end of the threaded rod 35 penetrates through the side wall of the fixed support plate 32, the electric telescopic rod 37 is fixedly arranged at the center of the bottom of the movable plate 33, the bottom of the electric telescopic rod 37 is provided with a grinding rack 38;
after the fixing device 2 clamps and fixes the evaporation tube to be subjected to surface finish machining, the polishing frame 38 is adjusted at the moment, so that the angle of the polishing frame 38 is consistent with the inclination angle of the cut of the evaporation tube to be subjected to surface finish machining, the electric telescopic rod 37 is started at the moment, the electric telescopic rod 37 enables the polishing frame 38 to be in contact with the cut of the evaporation tube to be subjected to surface finish machining, the arranged moving frame 36 is reused at the moment, the moving plate 33 reciprocates back and forth in the sliding groove, the moving plate 33 drives the electric telescopic rod 37 to reciprocate back and forth, and the electric telescopic rod 37 drives the polishing frame 38 to polish the cut of the evaporation tube back and forth;
the grinding frame 38 comprises a horizontal plate 381, a second expansion spring rod 382, a stretching plate 383, a rotating shaft 384, a square block 385, a grinding block 386, a chain wheel 387, a chain 388 and an adjusting frame 389, the bottom of the electric telescopic rod 37 is fixedly provided with a horizontal plate 381, the horizontal plate 381 is connected with the movable plate 33 through a second telescopic spring rod 382, the second telescopic spring rod 382 is positioned at the left side and the right side of the electric telescopic rod 37, the front side and the rear side of the bottom of the horizontal plate 381 are symmetrically and fixedly provided with extension plates 383, a rotating shaft 384 is uniformly and rotatably arranged between the two extension plates 383 from left to right, a square block 385 is fixedly arranged between the two extension plates 383 on the rotating shaft 384, the bottom of the square block 385 is fixedly provided with a grinding block 386, a second arc-shaped groove is uniformly formed in the bottom of the polishing block 386, a cylindrical roller is arranged in the second arc-shaped groove through a pin shaft, and the surface of the cylindrical roller is rough; when the movable frame 36 enables the grinding frame 38 to grind the burrs at the cut part of the evaporation tube, the burrs at the cut part of the evaporation tube are better ground through the cylindrical roller with the rough surface, and the service life of the grinding block 386 is prolonged; one end of each of the rotating shafts 384 penetrates through the side wall of one of the extension plates 383 and then is fixedly provided with a chain wheel 387, the chain wheels 387 are in transmission connection through a chain 388, and the side wall of one of the extension plates 383 is provided with an adjusting frame 389;
the adjusting frame 389 comprises clamping rods 38a, circular hollow cylinders 38b, a return spring 38c, a spline rod 38d and circular blocks 38e, wherein the clamping rod 38a is fixedly installed on the side wall of one of the extension plates 383, the circular hollow cylinder 38b is fixedly installed at one end, far away from the extension plate 383, of one of the rotating shafts 384, the inner wall of the circular hollow cylinder 38b is in a spline groove shape, the return spring 38c is fixedly installed at the bottom of the circular hollow cylinder 38b, the spline rod 38d is fixedly installed at one end, far away from the extension plate 383, of the return spring 38c, the circular block 38e is fixedly installed at one end, far away from the extension plate 383, of the spline rod 38d, the circular block 38e is uniformly provided with clamping grooves along the circumferential direction at one end, close to the extension plate 383, and the clamping rod 38a is located in one of the clamping grooves;
after the fixing device 2 clamps and fixes the evaporation tube to be subjected to surface finish machining, the circular block 38e is pulled outwards at the moment, so that the clamping rod 38a is separated from the clamping groove, the clamping rod 38a does not limit the position of the circular block 38e, the inclination angle of the polishing block 386 is adjusted according to the difference of the inclination angle of the cut of the evaporation tube at the moment, the circular block 38e is rotated at the moment, the circular block 38e drives the spline rod 38d to rotate, the spline rod 38d drives the circular hollow cylinder 38b to rotate, the circular hollow cylinder 38b drives one of the rotating shafts 384 to rotate, the plurality of chain wheels 387 are rotated under the action of the chain 388, the plurality of chain wheels 387 drive the plurality of rotating shafts 384 to rotate, the rotating shafts 384 drive the square block 385 to incline by a certain angle, the square block 385 drives the polishing block 386 to incline, and the angle of the polishing block 386 is the same as the inclination angle of the cut of the evaporation tube, when the adjustment is completed, the circular block 38e is released, and the clamping rod 38a on the extension plate 383 is positioned in one of the clamping grooves on the circular block 38e under the action of the return spring 38c, so that the clamping rod 38a limits the circular block 38 e;
the movable frame 36 comprises a driven gear 361, an annular cylinder 362, a mounting plate 363, a forward and reverse rotation motor 364, a driving gear 365 and a circular plate 366, one end of the threaded rod 35 penetrates through the side wall of the fixed support plate 32 and is connected with the driven gear 361 in a threaded manner, one end of the driven gear 361 close to the fixed support plate 32 is provided with an annular groove, the side wall of the fixed support plate 32 is fixedly provided with the annular cylinder 362, the annular cylinder 362 is positioned on the outer side of the threaded rod 35 and is positioned in the annular groove, the top of the fixed support plate 32 is fixedly provided with the mounting plate 363 close to the rear end position, the side wall of the mounting plate 363 is fixedly provided with the forward and reverse rotation motor 364, an output shaft of the forward and reverse rotation motor 364 is fixedly provided with the driving gear 365, the driving gear 365 is in meshing transmission with the driven gear 361, and the circular plate 366 is fixedly arranged at one end of the threaded rod 35 positioned on the outer side of the fixed support plate 32;
when the electric telescopic rod 37 enables the grinding frame 38 to be in contact with the cut of the evaporation tube to be subjected to surface finish machining, the forward and reverse rotation motor 364 is started, the forward and reverse rotation motor 364 drives the driving gear 365 to rotate forward and reverse, the driving gear 365 drives the driven gear 361 to rotate forward and reverse, the driven gear 361 enables the threaded rod 35 to reciprocate back and forth, the threaded rod 35 drives the moving plate 33 to reciprocate back and forth in the sliding block groove, the moving plate 33 is simply limited through the arranged fixed block 34, when the moving plate 33 reciprocates back and forth, the moving plate 33 drives the electric telescopic rod 37 to reciprocate back and forth, and the electric telescopic rod 37 drives the grinding frame 38 to reciprocate back and forth, so that the grinding frame 38 grinds the cut of the evaporation tube back and forth in a reciprocating manner, and potential safety hazards caused by excessive burrs are avoided;
in addition, the invention also provides a surface finishing method for the fin evaporating tube of the refrigerating equipment, which comprises the following steps:
s1, placing an evaporation tube: firstly, putting evaporation tubes to be subjected to surface finish machining in batches into a first round groove 24 formed in a fixing plate 23, and enabling a semi-arc block 242 to simply pre-clamp and limit the evaporation tubes to be subjected to surface finish machining under the action of a third telescopic spring rod 241;
s2, fixing the evaporation tubes, namely, after the step S1 is completed, starting the electric push rod 26, driving the push plate 25 to move downwards by the electric push rod 26, driving the plurality of cylindrical rods 22 to move downwards by the push plate 25, driving the fixing plate 23 to move downwards by the cylindrical rods 22, extruding the clamping plate 283 by the fixing plate 23, and rotating the clamping plate 283 on the rotating rod 282 under the action of the first telescopic spring rod 286, so that the first arc-shaped groove 284 at the top of the clamping plate 283 simultaneously clamps and fixes the evaporation tubes to be subjected to surface finish machining;
s3, adjusting the grinding frame: after the step S2 is completed, the circular block 38e is pulled outwards and the circular block 38e is rotated, the circular block 38e drives the spline rod 38d to rotate, the spline rod 38d drives the circular hollow cylinder 38b to rotate, the circular hollow cylinder 38b drives one of the rotation shafts 384 to rotate, the plurality of sprockets 387 are rotated by the chain 388, the plurality of sprockets 387 drive the plurality of rotation shafts 384 to rotate, the rotation shafts 384 drive the square block 385 to incline by a certain angle, so that the square block 385 drives the grinding block 386 to incline, so that the angle of the sanding block 386 is the same as the angle of inclination of the evaporator tube cutout, and when adjusted, the circular block 38e is loosened, under the action of the return spring 38c, the clamping rod 38a on the extension plate 383 is positioned in one of the clamping grooves on the circular block 38e, so that the clamping rod 38a limits the circular block 38 e;
s4, grinding an evaporation tube: after the step S3 is completed, the electric telescopic rod 37 is started, the electric telescopic rod 37 makes the polishing frame 38 contact with the cut of the evaporation tube to be subjected to surface finishing treatment, finally, the forward and reverse rotation motor 364 is started, the driving gear 365 drives the driven gear 361 to rotate forward and reverse, the driven gear 361 makes the threaded rod 35 perform forward and backward reciprocating motion, the threaded rod 35 drives the moving plate 33 to perform forward and backward reciprocating motion in the sliding block groove, when the moving plate 33 performs forward and backward reciprocating motion, the moving plate 33 drives the electric telescopic rod 37 to perform forward and backward reciprocating motion, the electric telescopic rod 37 drives the polishing frame 38 to perform forward and backward reciprocating motion, and thus the polishing frame 38 performs forward and backward reciprocating polishing on the cut of the evaporation tube.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a refrigeration plant fin evaporating pipe surface finishing machine tool, includes workstation (1), fixing device (2) and grinding device (3), its characterized in that: the top of the workbench (1) is provided with a fixing device (2) and a polishing device (3);
the fixing device (2) comprises Contraband-type frames (21), cylindrical rods (22), a fixing plate (23), a first round groove (24), a pushing plate (25), an electric push rod (26), a spring telescopic rod (27) and a clamping frame (28), wherein the top of the workbench (1) is fixedly provided with a Contraband-type frame (21) with a downward opening, the top of the Contraband-type frame (21) is uniformly provided with moving holes from left to right, the cylindrical rods (22) are arranged in the moving holes in a sliding mode, the fixing plate (23) is fixedly arranged after the tops of the cylindrical rods (22) penetrate through the moving holes, the first round groove (24) is arranged at the center position of the top of the fixing plate (23), the bottoms of the cylindrical rods (22) penetrate through the moving holes and extend downwards, the pushing plate (25) is jointly arranged at the bottoms of the plurality of cylindrical rods (22), the electric push rod (26) is fixedly arranged at the center position of the top of the workbench (1), the moving end of the electric push rod (26) is fixedly connected with the bottom of the pushing plate (25), the pushing plate (25) is connected with the workbench (1) through a spring telescopic rod (27), the spring telescopic rods (27) are positioned on the left side and the right side of the electric push rod (26), and clamping frames (28) are uniformly arranged on the top of the Contraband-shaped frame (21) from left to right;
the polishing device (3) comprises a supporting rod (31), a fixed support plate (32), a movable plate (33), a fixed block (34), a threaded rod (35), a moving frame (36), an electric telescopic rod (37) and a polishing frame (38), wherein the top of the workbench (1) is fixedly provided with the supporting rod (31) near four corners, the fixed support plate (32) is jointly installed at the tops of the four supporting rods (31), a sliding groove is formed in the center of the bottom of the fixed support plate (32), first rectangular grooves are formed in the left end and the right end of the inner wall of the sliding groove and communicated with the sliding groove, the movable plate (33) is arranged in the sliding groove, the fixed block (34) is fixedly installed at the left end and the right end of the movable plate (33), the fixed block (34) slides in the first rectangular groove, the threaded rod (35) is fixedly installed on the rear end face of the movable plate (33), one end of the threaded rod (35) penetrates through the side wall of the fixed support plate (32) and then is provided with a moving frame (36), an electric telescopic rod (37) is fixedly installed at the center of the bottom of the moving plate (33), and a polishing frame (38) is arranged at the bottom of the electric telescopic rod (37).
2. A surface finishing machine for fin evaporating tubes of refrigerating equipment as claimed in claim 1, wherein: the clamping frame (28) comprises an Contraband-shaped plate (281), a rotating rod (282), a clamping plate (283), a first arc-shaped groove (284), a limiting plate (285) and a first telescopic spring rod (286), contraband type frame (21) the top be located the left and right sides fixed mounting of every cylindric lock (22) have an ascending Contraband shaped plate (281) of opening, the fixed position that the both ends are close to the top around Contraband shaped plate (281) has dwang (282), it is provided with clamp plate (283) to rotate on dwang (282), clamp plate (283) are L shape, No. one arc recess (284) have been seted up at the top of clamp plate (283), the inner wall fixed mounting of an arc recess (284) has the rubber pad, Contraband type frame (21) the top is located the looks back of the body side fixed mounting who every two Contraband shaped plates (281) has limiting plate (285), through a telescopic spring pole (286) fixed connection between the bottom of clamp plate (283) and limiting plate (285).
3. A surface finishing machine for fin evaporating tubes of refrigerating equipment as claimed in claim 1, wherein: the movable frame (36) comprises a driven gear (361), an annular cylinder (362), a mounting plate (363), a forward and reverse rotation motor (364), a driving gear (365) and a circular plate (366), one end of a threaded rod (35) penetrates through the side wall of the fixed support plate (32) and is connected with the driven gear (361) in a threaded mode, one end, close to the fixed support plate (32), of the driven gear (361) is provided with an annular groove, the side wall of the fixed support plate (32) is fixedly provided with the annular cylinder (362), the annular cylinder (362) is located on the outer side of the threaded rod (35), the annular cylinder (362) is located in the annular groove, the top of the fixed support plate (32) is fixedly provided with the mounting plate (363) close to the rear end, the side wall of the mounting plate (363) is fixedly provided with the forward and reverse rotation motor (364), an output shaft of the forward and reverse rotation motor (364) is fixedly provided with the driving gear (365), and the driving gear (365) and the driven gear (361) are in meshed transmission, and a circular plate (366) is fixedly arranged at one end of the threaded rod (35) positioned at the outer side of the fixed support plate (32).
4. A surface finishing machine for fin evaporating tubes of refrigerating equipment as claimed in claim 1, wherein: the polishing frame (38) comprises a horizontal plate (381), a second telescopic spring rod (382), extension plates (383), a rotating shaft (384), a square block (385), a polishing block (386), a chain wheel (387), a chain (388) and an adjusting frame (389), the bottom of the electric telescopic rod (37) is fixedly provided with the horizontal plate (381), the horizontal plate (381) is connected with the moving plate (33) through the second telescopic spring rod (382), the second telescopic spring rod (382) is positioned at the left side and the right side of the electric telescopic rod (37), the extension plates (383) are symmetrically and fixedly arranged at the front side and the rear side of the bottom of the horizontal plate (381), the rotating shaft (384) is uniformly and rotatably arranged between the two extension plates (383) on the rotating shaft (384), the square block (385) is fixedly arranged between the two extension plates (383) and the bottom of the square block (385), one end of each rotating shaft (384) penetrates through the side wall of one of the extension plates (383) and then is fixedly provided with a chain wheel (387), the chain wheels (387) are in transmission connection through a chain (388), and the side wall of one of the extension plates (383) is provided with an adjusting frame (389).
5. A surface finishing machine for fin-evaporating tubes of refrigerators as set forth in claim 4, comprising: the adjusting frame (389) comprises a clamping rod (38a), a circular hollow cylinder (38b), a return spring (38c), a spline rod (38d) and a circular block (38e), one of them side wall fixed mounting who stretches out board (383) has chucking pole (38a), keep away from the one end fixed mounting who stretches out board (383) on one of them axis of rotation (384) and have circular hollow section of thick bamboo (38b), the inner wall of circular hollow section of thick bamboo (38b) is the spline groove form, circular hollow section of thick bamboo (38b) bottom fixed mounting has reset spring (38c), reset spring (38c) keep away from the one end fixed mounting who stretches out board (383) have spline pole (38d), the one end fixed mounting who stretches out board (383) is kept away from in spline pole (38d) has circular piece (38e), the chucking groove has evenly been seted up along circumference in the one end that circular piece (38e) are close to and stretch out board (383), chucking pole (38a) are located one of them chucking inslot.
6. A surface finishing machine for fin-evaporating tubes of refrigerators as set forth in claim 4, comprising: the bottom of the polishing block (386) is uniformly provided with a second arc-shaped groove, a cylindrical roller is arranged in the second arc-shaped groove through a pin shaft, and the surface of the cylindrical roller is rough.
7. A surface finishing machine for fin evaporating tubes of refrigerating equipment as claimed in claim 1, wherein: a fixed slot has evenly been seted up along circumference in circular recess (24), install No. three telescopic spring pole (241) in the fixed slot, half arc piece (242) are installed jointly to the end of a plurality of No. three telescopic spring pole (241), the one end fixed mounting that No. three telescopic spring pole (241) were kept away from to half arc piece (242) has the slipmat.
8. A surface finishing machine for fin evaporating tubes of refrigerating equipment as claimed in claim 1, wherein: the surface finishing machine for the fin evaporating pipe of the refrigeration equipment is adopted to carry out specific operation, and comprises the following steps:
s1, placing an evaporation tube: firstly, putting evaporation tubes to be subjected to surface finish machining into a first round groove (24) formed in a fixing plate (23) in batches, and then pre-clamping, limiting and fixing the evaporation tubes;
s2, fixing the evaporation tubes, namely, after the step S1 is completed, starting the electric push rod (26), driving the push plate (25) to move downwards by the electric push rod (26), driving the plurality of cylindrical rods (22) to move downwards by the push plate (25), and driving the fixing plate (23) to move downwards by the cylindrical rods (22), so that the evaporation tubes required to be subjected to surface finish machining are synchronously clamped and fixed by the clamping frame (28);
s3, adjusting the grinding frame: after the step S2 is completed, adjusting the grinding frame (38) to enable the angle of the grinding frame (38) to be consistent with the inclination angle of the notch of the evaporation tube needing surface finish machining;
s4, grinding an evaporation tube: after the step S3 is completed, the electric telescopic rod (37) is started at the moment, the electric telescopic rod (37) enables the grinding frame (38) to be in contact with the incision of the evaporation tube needing surface finish machining, the moving frame (36) is reused at the moment, the moving plate (33) reciprocates back and forth in the sliding groove, the moving plate (33) drives the electric telescopic rod (37) to reciprocate back and forth, and the electric telescopic rod (37) drives the grinding frame (38) to grind the incision of the evaporation tube back and forth in a reciprocating mode.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110830535.1A CN113500480B (en) | 2021-07-22 | 2021-07-22 | Surface finish machining machine and finish machining method for fin evaporation tube of refrigeration equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110830535.1A CN113500480B (en) | 2021-07-22 | 2021-07-22 | Surface finish machining machine and finish machining method for fin evaporation tube of refrigeration equipment |
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| CN113500480B CN113500480B (en) | 2022-06-21 |
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| CN114055175A (en) * | 2021-11-18 | 2022-02-18 | 牛宏立 | Steel pipe beveling machine |
| CN114378758A (en) * | 2022-01-13 | 2022-04-22 | 钟永广 | Gate valve production, manufacturing and assembling equipment and assembling method |
| CN114603415A (en) * | 2022-03-25 | 2022-06-10 | 济南新艺粉末冶金有限公司 | Powder metallurgy crankshaft sprocket processing equipment |
| CN114669924A (en) * | 2022-05-11 | 2022-06-28 | 徐州路丁精密制造产业研究院有限公司 | Fixed-angle welding equipment for alloy bent pipe |
| CN117102983A (en) * | 2023-09-11 | 2023-11-24 | 广州市勇源运动用品科技有限公司 | Skates grinding device |
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| CN117102983A (en) * | 2023-09-11 | 2023-11-24 | 广州市勇源运动用品科技有限公司 | Skates grinding device |
| CN117102983B (en) * | 2023-09-11 | 2024-02-02 | 广州市勇源运动用品科技有限公司 | Skates grinding device |
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Effective date of registration: 20220530 Address after: 653199 No. 22, Nanxiang Road, high tech Zone, Yuxi City, Yunnan Province Applicant after: YUNNAN KAISINUO LOW-TEMPERATURE ENVIRONMENT TECHNOLOGY CO.,LTD. Address before: 314500 Central Mansion, Central Mansion, 1, Qingfeng Road, Wutong street, Tongxiang, Jiaxing, Zhejiang Applicant before: Meng Leilei |
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