CN116922006A - Production process of electromagnetic valve body - Google Patents
Production process of electromagnetic valve body Download PDFInfo
- Publication number
- CN116922006A CN116922006A CN202310903951.9A CN202310903951A CN116922006A CN 116922006 A CN116922006 A CN 116922006A CN 202310903951 A CN202310903951 A CN 202310903951A CN 116922006 A CN116922006 A CN 116922006A
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- bar
- swing
- material taking
- plate
- blanking plate
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 63
- 238000005520 cutting process Methods 0.000 claims abstract description 10
- 238000005242 forging Methods 0.000 claims abstract description 9
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 5
- 238000003801 milling Methods 0.000 claims abstract description 5
- 238000005498 polishing Methods 0.000 claims abstract description 5
- 238000005553 drilling Methods 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims description 92
- 210000001503 joint Anatomy 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 19
- 230000000903 blocking effect Effects 0.000 claims description 18
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000003860 storage Methods 0.000 description 10
- 238000004140 cleaning Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 238000005485 electric heating Methods 0.000 description 2
- 238000009966 trimming Methods 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000011221 initial treatment Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
- B23P15/001—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass valves or valve housings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G47/00—Article or material-handling devices associated with conveyors; Methods employing such devices
- B65G47/02—Devices for feeding articles or materials to conveyors
- B65G47/04—Devices for feeding articles or materials to conveyors for feeding articles
- B65G47/12—Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles
- B65G47/14—Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles arranging or orientating the articles by mechanical or pneumatic means during feeding
- B65G47/1407—Devices for feeding articles or materials to conveyors for feeding articles from disorderly-arranged article piles or from loose assemblages of articles arranging or orientating the articles by mechanical or pneumatic means during feeding the articles being fed from a container, e.g. a bowl
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention discloses a production process of a solenoid valve body, which comprises the following steps: s1: cutting the long bar according to the size of the required bar; s2: surface cleaning-the surface polishing and rust removal of the cut bar by a milling machine; s3: electric furnace heating-two groups of heating coils connected through an electric furnace are used for heating the bars in stages, wherein a plurality of bars are added into the heating coils one by utilizing a feeding device; s4: upsetting pretreatment, namely upsetting the bar by adopting an air hammer with the mass of 750kg at the falling part, and changing the shape of the round bar; s5: die forging forming-forming bar stock by using a die; s6: machine tool machining-cutting and drilling the formed valve body by using a numerical control machine tool.
Description
Technical Field
The invention relates to the technical field of electromagnetic valve body manufacturing, in particular to a production process of an electromagnetic valve body.
Background
Solenoid valves are electromagnetic controlled industrial equipment, are automatic basic elements for controlling fluids, and belong to actuators, not limited to hydraulic and pneumatic. For use in industrial control systems to adjust the direction, flow, velocity and other parameters of the medium. The solenoid valve can be matched with different circuits to realize expected control, and the control precision and flexibility can be ensured. The electromagnetic valves are various, different electromagnetic valves play roles at different positions of a control system, and most commonly used electromagnetic valves are one-way valves, safety valves, directional control valves, speed regulating valves and the like; the electromagnetic valve mainly comprises a valve body, a valve cover and accessories.
At present, chinese patent with publication number of CN110538951 and publication date of 2021, 3 and 16 discloses a valve body forging process, which comprises the following steps:
s1, band saw blanking: firstly checking and confirming the quantity and the external dimension of round bar materials for processing, blanking by adopting a horizontal band saw, wherein the maximum cross section width and the height range of the horizontal band saw are 400 x 350mm, and then adjusting a material supporting frame to be consistent with the height of a workbench, so that the blanking dimension precision is improved;
s2, surface cleaning: firstly, polishing and derusting the surface of the cut round bar material by a milling machine, carrying out surface primary treatment to remove rust on the surface of the cut round bar material, then carrying out acid washing on the round bar material, carrying out surface secondary treatment to remove residual oxide skin on the surface of the round bar material;
s3, electric furnace heating: the round bar material is heated by stages by adopting a box-type electric furnace with the rated temperature of 1300 ℃, and the specific steps are as follows: firstly preheating in a medium-temperature electric furnace to 860-930 ℃, then preserving heat for 55-65 minutes, then heating to 1170-1190 ℃ in a high-temperature electric furnace, and finally preserving heat for 18-22 minutes;
s4, upsetting pretreatment: upsetting the round bar material by adopting an air hammer with the mass of 750kg at the falling part, and changing the shape of the round bar material;
s5, final forging forming: adopting a die forging mode, preheating a die according to a specified mode, wherein the preheating temperature of the die is 200-400 ℃, and cleaning a die cavity and uniformly spraying lubricant before forging;
s6, checking and trimming: and trimming and finishing the molded valve body.
When the electric furnace carries out a staged heating process on the round bar materials, the electric furnace is externally connected with two groups of heating coils, the two groups of heating coils are butted together, and the round bar materials can be heated to the required temperature after passing through the two groups of heating coils; when a plurality of round bar materials are fed, operators often need to be added into the heating coils one by one, at this time, the process of feeding the round bar materials is time-consuming and labor-consuming, and the heating coils close to high temperature of the operators are easy to scald.
Disclosure of Invention
The invention aims to provide a production process of a solenoid valve body, which is beneficial to facilitating the feeding of a plurality of bars one by one in an electric furnace heating stage.
The technical aim of the invention is realized by the following technical scheme:
a production process of a solenoid valve body comprises the following steps:
s1: cutting the long bar according to the size of the required bar;
s2: surface cleaning-the surface polishing and rust removal of the cut bar by a milling machine;
s3: the method comprises the steps of electric furnace heating, namely heating bars in stages through two groups of heating coils connected through an electric furnace, wherein a plurality of bars are added into the heating coils one by utilizing a feeding device, the feeding device comprises a supporting plate arranged on the outer wall of the electric furnace and supported at the lower side of the heating coils, a guide pipe arranged on the supporting plate and penetrating through the two groups of heating coils, a blanking plate arranged at one end of the supporting plate and used for allowing the bars after the heating in the guide pipe to fall down, a storage bin arranged at one end of the supporting plate far away from the blanking plate and used for allowing a plurality of bars to be stacked up and down, a blanking plate arranged at the lower side of the storage bin and used for allowing the bars to roll down, and a pushing assembly arranged on the supporting plate and used for pushing the bars rolling down in the blanking plate into the guide pipe one by one;
s4: upsetting pretreatment, namely upsetting the bar by adopting an air hammer with the mass of 750kg at the falling part, and changing the shape of the round bar;
s5: die forging forming-forming bar stock by using a die;
s6: machine tool machining-cutting and drilling the formed valve body by using a numerical control machine tool.
By adopting the technical scheme, the solenoid valve body can be obtained after bar cutting, surface cleaning, electric furnace heating, upsetting pretreatment, die forging forming and machine tool processing;
the method comprises the steps that in the electric furnace heating process, two groups of electric heating coils are required to heat bars in stages, at the moment, a plurality of bars are stacked up and down and are stored in a storage bin, the bars can roll down along a blanking plate in the storage bin, then the rolled bars can be pushed into a guide pipe one by a pushing assembly, the bars can be located in a package of the heating coils after moving into the guide pipe, pushing feeding of the pushing assembly can be stopped after the heating coils are fully loaded, after the bars are heated for rated time, the pushing assembly is utilized to push the feeding again, then the bars newly entering the guide pipe can push the heated bars out of the guide pipe from the other end of the guide pipe, and at the moment, the heated bars can fall down along the blanking plate for a next procedure; compared with the prior art, the bar stock is added one by manpower, so that more labor force can be saved, and operators do not need to be close to a high-temperature heating coil, so that scalding cannot occur.
The invention is further provided with: the pushing assembly comprises a connecting table connected with one end of the supporting plate far away from the blanking plate, a first upright post arranged on the connecting table and close to one side of the lower end of the blanking plate, a swinging material taking table with a V-shaped section, a semicircular extension pipe arranged at the end of the guiding tube and used for enabling one end of the swinging material taking table to swing and then collide, a baffle plate arranged at one end of the swinging material taking table and positioned at one side edge of the swinging material taking table far away from the blanking plate, a connecting arm arranged at the upper side of the baffle plate, a blocking rod arranged at the upper end of the connecting arm and used for blocking the last and second bar at the lowermost end of the blanking plate after extending vertically downwards, and a driving piece arranged on the connecting table and used for driving the swinging material taking table to swing back and forth and then send the bar into the semicircular extension pipe; when the end part of the swing material taking table is abutted in the semicircular extension pipe, the side edge of one end of the swing material taking table far away from the semicircular extension pipe is blocked on the last but one bar at the lowest end of the blanking plate, and meanwhile, the lower end of the blocking rod is located at the upper position between the last but one bar and the last but one bar.
By adopting the technical scheme, the driving piece is utilized to drive one end of the swing material taking table, which is close to the blanking plate, to swing downwards, at the moment, the blocking rod moves downwards and then blocks the penultimate bar, and the penultimate bar falls into the swing material taking table in the process of swinging the swing material taking table, so that the material taking process of one bar on the swing material taking table is completed;
then the swing material taking table swings reversely, so that one end of the swing material taking table far away from the blanking plate swings downwards and then is abutted against the semicircular extension pipe, and at the moment, bars in the swing material taking table slide downwards along the inclined swing material taking table and then can enter the semicircular extension pipe;
when the swing material taking table is not needed for feeding, the end part of the swing material taking table is kept to be abutted in the semicircular extension pipe through the driving piece, at the moment, the side edge of one end of the swing material taking table far away from the semicircular extension pipe is blocked on the last one bar at the bottommost end of the blanking plate, and meanwhile, the lower end of the blocking rod is located at the upper position between the last one bar and the last one bar.
The invention is further provided with: the driving piece is including setting up at the swing get material the deflector of the side department of deflector one end department of keeping away from, the upper end is kept away from with the deflector and is kept away from the connecting spring that blanking plate one end is connected and the lower extreme is connected with the connecting bench, the second stand of setting on the connecting bench, the servo motor of setting on the second stand upper end, the drive shaft of setting on the servo motor output shaft, one end and drive shaft connection and the other end are used for contradicting on the deflector first push rod, one end and drive shaft connection and be used for promoting the bar get into semicircle extension intraductal second push rod, set up and get material the first bar hole that the platform downside and supply the second push rod to pass at the swing, set up at semicircle extension downside and supply the second bar hole that the second push rod passed.
Through adopting above-mentioned technical scheme, utilize servo motor to drive the drive shaft and rotate the back, because the last first push rod one end of drive shaft is connected with the drive shaft and the other end is contradicted on the deflector, the upper end and the deflector of connecting spring keep away from blanking plate one end and lower extreme and be connected with the connection platform simultaneously, can drive the swing through the cooperation of first push rod and connecting spring and get material platform and make a round trip to swing;
when the end part of the swing material taking table is abutted in the semicircular extension pipe and the bar slides to the end part of the semicircular extension pipe, the bar sliding on the swing material taking table is often positioned between the swing material taking table and the semicircular extension pipe due to the blocking effect of the bar originally existing on the semicircular extension pipe, at the moment, the driving shaft is continuously driven to rotate by the servo motor, the first push rod continuously rotates downwards around the driving shaft, the second push rod can rotate upwards, wherein the first bar-shaped hole formed on the lower side of the swing material taking table and the second bar-shaped hole formed on the lower side of the semicircular extension pipe are utilized, the second push rod can enter the first bar-shaped hole and the second bar-shaped hole after rotating upwards, then the bar stock originally existing on the swing material taking table can be pushed into the semicircular extension pipe, and the bar stock originally existing in the semicircular extension pipe can be pushed into the guide pipe;
the second push rod can rotate downwards after the second push rod finishes the action of pushing the bar stock along with the continuous driving of the driving shaft by the servo motor, and the first push rod can rotate upwards at the moment, so that the first push rod drives the swing material taking platform to swing again and then the material taking action is finished; and finally, the bar stock in the guide pipe can be fed one by one.
The invention is further provided with: the second push rod comprises a straight rod with one end connected with the driving shaft, and an arc-shaped rod with one end connected with one end of the straight rod far away from the driving shaft and used for abutting against the end face of the bar stock, and the straight rod is parallel to the first push rod.
By adopting the technical scheme, the arc-shaped rod on the second push rod can be used for pushing the bar smoothly and stably.
The invention is further provided with: the first push rod is connected with a guide wheel in a rotating way at one end far away from the driving shaft.
Through adopting above-mentioned technical scheme, first push rod does benefit to the guide pulley and contradicts on the deflector to be favorable to smooth, the stable drive swing through the guide pulley and get the swing of material platform.
The invention is further provided with: the length of the guide tube is equal to the sum of the lengths of the two groups of heating coils, and the length of the two groups of guide tubes is equal to the sum of the lengths of ten bars.
Through adopting above-mentioned technical scheme, ten bars that are located heating coil can all submergence heating coil's parcel in, can be favorable to whole bar to heat in heating coil, avoid half of bar to be located heating coil and half to be located the heating coil outside, can be favorable to carrying out stable balanced heating to a plurality of bars finally.
The invention is further provided with: the support plate is provided with a supporting table connected to the lower side of the semicircular extension pipe, a swinging butt joint sleeve which is abutted to the supporting table and used for embedding a bar is arranged between the semicircular extension pipe and the guide pipe, and a swinging piece which is used for driving the swinging butt joint sleeve to swing and then driving the bar in the swinging butt joint sleeve to be far away from the heating coil is arranged on the support plate.
By adopting the technical scheme, the bar near the end part of the heating coil does not enter the heating coil, but receives larger heat because of the proximity of the heating coil, and the bar near the end part of the heating coil is heated rapidly after entering the heating coil later, so that the bar is overheated, and the accurate heating of the bar is finally unfavorable, and the follow-up upsetting of the bar is affected;
at the moment, the swinging piece is utilized to drive the swinging butt joint sleeve to swing towards one side far away from the heating coil, so that bar stock in the swinging butt joint sleeve is driven to be far away from the heating coil; after the former batch of bars positioned in the heating coil pipe are heated, the swinging piece is used for driving the swinging butt joint sleeve to reversely swing, so that the swinging butt joint sleeve is in butt joint with the guide pipe and the semicircular extension pipe, and the bars in the semicircular extension pipe can push the bars in the swinging butt joint sleeve to enter the guide pipe, thereby completing the feeding of the next batch of bars.
The invention is further provided with: the swinging piece comprises a swinging shaft, a swinging motor, two connecting rods and a limiting piece, wherein the swinging shaft is rotatably connected to the supporting plate and is positioned on one side of the supporting table, the swinging motor is arranged on the supporting plate, the output shaft of the swinging motor is connected with the swinging shaft, the connecting rods are arranged on the swinging shaft and are connected with the swinging butt joint sleeve, and the limiting piece is used for limiting bars in the swinging butt joint sleeve.
Through adopting above-mentioned technical scheme, utilize the swing motor to drive the swing axle and rotate, the connecting rod on the swing axle can drive the swing and connect the cover rotation, utilize the locating part to carry out spacingly to the bar in the swing connect the cover simultaneously, avoid the bar to take place the position deviation in the swing connect the cover in the swing in-process.
The invention is further provided with: the limiting piece comprises a fixed plate arranged between connecting rods on two sides, a through hole formed in the fixed plate, a telescopic shaft penetrating through the through hole, an opening formed in the swing butt joint sleeve, a limiting ball arranged at one end of the telescopic shaft and propped against the outer wall of the bar after penetrating through the opening, and a limiting spring sleeved on the telescopic shaft, wherein one end of the limiting spring is connected with the fixed plate, and the other end of the limiting spring is connected with the limiting ball.
Through adopting above-mentioned technical scheme, under limit spring's elasticity restoring force effect, can drive spacing ball and support tightly on the bar outer wall after passing the opening on the swing butt joint cover to realize spacing the bar in the swing butt joint cover.
Drawings
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a schematic diagram of the connection relationship among the electric furnace, the heating coil and the feeding device in the invention;
FIG. 3 is a schematic diagram of the connection between a heating coil and a feeding device according to the present invention;
FIG. 4 is an enlarged view of the structure of the pushing assembly of the present invention, wherein the end of the swing pick-up table is abutted against the semicircular extension tube, the side edge of the swing pick-up table is blocked against the penultimate bar at the lowermost end of the blanking plate, and the lower end of the blocking rod is positioned at an upper position between the penultimate bar and the penultimate bar;
FIG. 5 is a plan view of the pushing assembly of the present invention, wherein the first push rod rotates upward to drive the swing material taking table to swing downward near one end of the blanking plate, the blocking rod moves downward to block the penultimate bar, and the penultimate bar falls into the swing material taking table during the swinging of the swing material taking table; wherein the direction of rotation of the drive shaft is indicated by an arrow;
FIG. 6 is an enlarged view of the underside of the swing take-off table and semicircular extension of the present invention;
FIG. 7 is an enlarged view of a portion of the connection between the support plate, guide tube, semicircular extension, swing nipple and swing member in accordance with the present invention;
fig. 8 is an enlarged view of a portion of the connection between the swing abutment and the stop member in accordance with the present invention.
Reference numerals: 1. an electric furnace; 11. a heating coil; 2. a feeding device; 21. a support plate; 211. a support table; 22. a guide tube; 23. a blanking plate; 24. a storage bin; 25. a blanking plate; 26. a pushing assembly; 261. a connection station; 262. a first upright; 263. swinging the material taking table; 264. a semicircular extension pipe; 265. a striker plate; 266. a connecting arm; 267. a blocking rod; 268. a driving member; 2681. a guide plate; 2682. a connecting spring; 2683. a second upright; 2684. a servo motor; 2685. a drive shaft; 2686. a first push rod; 26861. a guide wheel; 2687. a second push rod; 26871. a straight rod; 26872. an arc-shaped rod; 2688. a first bar-shaped hole; 2689. a second bar-shaped hole; 3. swinging the butt joint sleeve; 4. a swinging member; 41. a swing shaft; 42. a swing motor; 43. a connecting rod; 5. a limiting piece; 51. a fixing plate; 52. a through hole; 53. a telescopic shaft; 54. an opening; 55. a limit ball; 56. a limit spring; 6. and (5) bar stock.
Description of the embodiments
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, a production process of a solenoid valve body includes the following steps:
s1: cutting long bar stock according to the size of bar stock, cutting short bar stock for subsequent processing;
s2: surface cleaning-the surface polishing and rust removal of the cut bar by a milling machine;
s3: electric furnace heating-two groups of heating coils 11 connected by an electric furnace 1 (refer to fig. 2) are used for heating bars in stages;
s4: upsetting pretreatment, namely upsetting the bar by adopting an air hammer with the mass of 750kg at the falling part, and changing the shape of the round bar;
s5: die forging forming-forming bar stock by using a die;
s6: machine tool machining-cutting and drilling the formed valve body by using a numerical control machine tool.
Referring to fig. 2 and 3, in the electric furnace heating stage, a feeding device 2 is arranged at one side of the electric furnace 1, a plurality of bars 6 are added into the heating coils 11 one by using the feeding device 2, the feeding device 2 comprises a supporting plate 21, a guide tube 22, a blanking plate 23, a storage bin 24, a blanking plate 25 and a pushing component 26, wherein the supporting plate 21 is fixed on the outer wall of the electric furnace 1 through bolts and supported at the lower sides of two groups of the heating coils 11, the lower sides of the guide tubes 22 are fixed on the supporting plate 21 through bolts and penetrate through the two groups of the heating coils 11, the length of the guide tubes 22 is equal to the sum of the lengths of the two groups of the heating coils 11, and the length of the two groups of the guide tubes 22 is equal to the sum of the lengths of ten bars 6; simultaneously, the blanking plate 23 is fixed at one end of the supporting plate 21 through a bolt, and the blanking plate 23 can be used for falling the bar 6 after the heating in the guide tube 22 is completed; wherein the storage bin 24 is positioned at one end of the supporting plate 21 far away from the blanking plate 23, and a plurality of bars 6 with heating are stacked and stored in the storage bin 24; the blanking plate 25 is integrally arranged at the lower side of the bin 24, the upper end of the blanking plate 25 is connected with a discharge hole at the lower side of the bin 24, the lower end of the blanking plate 25 extends obliquely downwards, the blanking plate 25 can be used for feeding bars 6 in the bin 24 to roll down, the cross sections of the blanking plate 25 and the blanking plate 23 are U-shaped, meanwhile, the width of the cross section of the blanking plate 25 is equal to the length of the bars 6, and the extending direction of the blanking plate 25 is perpendicular to the extending direction of the guide tube 22.
Referring to fig. 2 and 4, a pushing assembly 26 is disposed on the support plate 21 and is used for pushing the plurality of bars 6 rolling down in the blanking plate 25 into the guide tube 22 one by one, and the pushing assembly 26 includes a connecting table 261, a first upright 262, a swinging material taking table 263, a semicircular extending tube 264, a baffle 265, a connecting arm 266, a blocking rod 267 and a driving member 268; wherein the connecting table 261 is welded at one end of the supporting plate 21 far from the blanking plate 23, the lower side of the connecting table 261 is supported on the ground on one side of the electric furnace 1 through a supporting column, and the stock bin 24 is fixed above one side of the connecting table 261 through bolts; meanwhile, the lower end of the first upright post 262 is welded on the connecting table 261 and is positioned at one side close to the lower end of the blanking plate 25, the lower side of the swinging material taking table 263 is hinged at the upper end of the first upright post 262, the section of the swinging material taking table 262 is V-shaped, and one end of the swinging material taking table 263 close to the blanking plate 25 is closed; the semicircular extension tube 264 is disposed at the end of the guide tube 22, and the end of the semicircular extension tube 264 can be abutted against the end of the swinging material taking table 263 after swinging; wherein the baffle 265 is L-shaped, and the baffle 265 is integrally disposed at one end of the swing material taking table 263 near the blanking plate 25, and the baffle 265 is disposed at a side edge position of the swing material taking table 263 far away from the blanking plate 25.
Referring to fig. 2, 4 and 5, the lower end of the connecting arm 266 is integrally disposed on the upper side of the baffle 265, the connecting arm 266 is L-shaped, the upper end of the blocking rod 267 is welded on the upper end of the connecting arm 266, wherein the blocking rod 267 extends vertically downward, and when the swing material taking table 263 swings, the penultimate bar 6 at the lowest end of the blanking plate 25 can be blocked by the blocking rod 267; when the end of the swing material taking table 263 abuts against the semicircular extension pipe 264, the side edge of the end of the swing material taking table 263 away from the semicircular extension pipe 264 is blocked on the penultimate bar 6 at the lowermost end of the blanking plate 25, and the lower end of the blocking rod 267 is located at an upper position between the penultimate bar 6 and the penultimate bar 6.
Referring to fig. 4, 5 and 6, the driving member 268 is disposed on the connecting platform 261 and is used for driving the swing material taking platform 263 to swing back and forth and then delivering the bar material 6 into the semicircular extension tube 264; the driving piece 268 comprises a guide plate 2681, a connecting spring 2682, a second upright post 2683, a servo motor 2684, a driving shaft 2685, a first push rod 2686, a second push rod 2687, a first bar-shaped hole 2688 and a second bar-shaped hole 2689, wherein the guide plate 2681 is welded at the side edge of the swing material taking table 263, which is far away from one end of the blanking plate 25, the extending direction of the guide plate 2681 is parallel to the extending direction of the swing material taking table 263, meanwhile, the connecting spring 2682 is welded at the upper end of the connecting spring 2682 and the end of the guide plate 2681, which is far away from the blanking plate 25, and the lower end of the connecting spring 2682 is welded with the connecting table 261, and the connecting spring 2682 is in a stretched state; wherein the lower end of the second upright post 2683 is welded on the connecting table 261, the servo motor 2684 is fixed on the upper end of the second upright post 2683 through a bolt, meanwhile, the driving shaft 2685 is welded on the output shaft of the servo motor 2684, and the extending direction of the driving shaft 2685 is perpendicular to the extending direction of the swinging material taking table 263; one end of the first push rod 2686 is welded with the driving shaft 2685, and meanwhile, one end of the first push rod 2686 away from the driving shaft 2685 is rotationally connected with a guide wheel 26861 for abutting on the guide plate 2681; one end of the second push rod 2687 is also welded on the driving shaft 2685, wherein a first bar-shaped hole 2688 is formed on the lower side of the swing material taking table 263 and is used for the second push rod 2687 to pass through, a second bar-shaped hole 2689 is formed on the lower side of the semicircular extension tube 264 and is used for the second push rod 2687 to pass through, and the first bar-shaped hole 2688 is communicated with the second bar-shaped hole 2689; meanwhile, the second push rod 2687 comprises a straight rod 26871 and an arc-shaped rod 26872, one end of the straight rod 26871 is welded with the driving shaft 2685, one end of the arc-shaped rod 26872 is integrally connected with one end of the straight rod 26871, which is far away from the driving shaft 2685, the arc-shaped rod 26872 is arc-shaped and is used for abutting against the end face of the bar stock 6 after passing through the first bar-shaped hole 2688 and the second bar-shaped hole 2689, and at the moment, the second push rod 2687 can be used for pushing the bar stock 6 into the semicircular extension tube 264.
Referring to fig. 2 and 7, a supporting table 211 is welded on the supporting plate 21, the lower side of the semicircular extension tube 264 is welded on the upper side of the supporting table 211, and the extension direction of the supporting table 211 is parallel to the extension direction of the semicircular extension tube 264, wherein a swinging butt joint sleeve 3 is arranged between the semicircular extension tube 264 and the guide tube 22, and the swinging butt joint sleeve 3 is abutted against the supporting table 211 and is used for embedding a bar 6; meanwhile, the supporting plate 21 is provided with a swinging piece 4 for driving the swinging butt joint sleeve 3 to swing and then driving the bar 6 therein to be far away from the heating coil 11, the swinging piece 4 comprises a swinging shaft 41, a swinging motor 42 and two connecting rods 43, the swinging shaft 41 is rotatably connected to the supporting plate 21 through a bearing seat and positioned on one side of the supporting table 211, the swinging motor 42 is fixed to the supporting plate 21 through bolts and is connected with the end part of the swinging shaft 41, and the two connecting rods 43 are welded between the swinging shaft 41 and the swinging butt joint sleeve 3.
Referring to fig. 7 and 8, a limiting member 5 for limiting the bar 6 in the swing butt sleeve 3 is further disposed between the two side connecting rods 43, and the limiting member 5 includes a fixing plate 51, a through hole 52, a telescopic shaft 53, an opening 54, a limiting ball 55 and a limiting spring 56, wherein the fixing plate 51 is welded between the two side connecting rods 43, the through hole 52 is formed in the middle of the fixing plate 51, the telescopic shaft 53 passes through the through hole 52, the opening 54 is formed in the swing butt sleeve 3, the limiting ball 55 is welded on one end of the telescopic shaft 53 and abuts against the outer wall of the bar 6 after passing through the opening 54, the limiting spring 56 is sleeved on the telescopic shaft 53, one end of the limiting spring 56 is connected with the fixing plate 51, and the other end of the limiting spring 56 is connected with the limiting ball 55, and the limiting ball 55 is pushed towards the opening 54 through the limiting spring 56.
Principle of: in the heating process of the electric furnace 1, two groups of electric heating coils are required to heat the bar stock 6 in stages, at the moment, a plurality of bar stock 6 are stacked up and down and stored in the storage bin 24, and the bar stock 6 can roll down along the blanking plate 25 in the storage bin 24; after the driving shaft 2685 is driven to rotate by the servo motor 2684, one end of the first push rod 2686 on the driving shaft 2685 is connected with the driving shaft 2685, and the other end of the first push rod is abutted against the guide plate 2681, meanwhile, the upper end of the connecting spring 2682 is connected with one end of the guide plate 2681 far away from the blanking plate 25, and the lower end of the connecting spring 2682 is connected with the connecting table 261, and the swinging material taking table 263 can be driven to swing back and forth through the cooperation of the first push rod 2686 and the connecting spring 2682.
When the swing material taking table 263 takes materials, the first push rod 2686 is driven by the servo motor 2684 to rotate upwards to drive one end of the swing material taking table 263 close to the blanking plate 25 to swing downwards, at the moment, the blocking rod 267 moves downwards to block the penultimate bar 6, and the penultimate bar 6 falls into the swing material taking table 263 in the process of swinging the swing material taking table 263, so that the material taking process of one bar 6 on the swing material taking table 263 is completed.
When the material taking is completed and the bar 6 needs to be pushed into the semicircular extension tube 264, the first push rod 2686 is driven to rotate along with the servo motor 2684, and the swinging material taking table 263 can be driven to swing reversely through the cooperation of the first push rod 2686 and the connecting spring 2682; when the end of the swing material taking table 263 abuts against the inside of the semicircular extension tube 264 and the bar 6 slides down to the end of the semicircular extension tube 264, the bar 6 sliding down on the swing material taking table 263 is often located between the swing material taking table 263 and the semicircular extension tube 264 due to the blocking effect of the bar 6 originally existing on the semicircular extension tube 264, the servo motor 2684 is used to continuously drive the driving shaft 2685 to rotate, the first push rod 2686 continuously rotates downwards around the driving shaft 2685, the second push rod 2687 can rotate upwards, wherein the bar 6 originally existing in the semicircular extension tube 264 can be pushed into the guide tube 22 by the first bar-shaped hole 2688 arranged on the lower side of the swing material taking table 263 and the second bar-shaped hole 2689 arranged on the lower side of the semicircular extension tube 264 after the second push rod 2687 rotates upwards.
Along with the servo motor 2684 continuously driving the driving shaft 2685 to rotate, the second push rod 2687 can rotate downwards after completing the action of pushing the bar 6, and at the moment, the first push rod 2686 can rotate upwards, so that the swinging material taking table 263 is driven to swing again through the first push rod 2686 to complete the material taking action; the individual feeding of the bars 6 in the guide tube 22 is finally completed.
When the swing material taking table 263 is not needed for feeding, the end part of the swing material taking table 263 is kept to be abutted in the semicircular extension pipe 264 by the elastic restoring force of the connecting spring 2682, at the moment, the side edge of one end of the swing material taking table 263 far away from the semicircular extension pipe 264 is blocked on the last one bar 6 at the lowest end of the blanking plate 25, and meanwhile, the lower end of the blocking rod 267 is located at the upper position between the last one bar 6 and the last one bar 6.
The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.
Claims (9)
1. A production process of a solenoid valve body comprises the following steps:
s1: cutting the long bar according to the size of the required bar;
s2: surface cleaning-the surface polishing and rust removal of the cut bar by a milling machine;
s3: electric furnace heating-two groups of heating coils (11) connected through an electric furnace (1) are used for heating bars in stages, wherein a plurality of bars are added into the heating coils (11) one by using a feeding device (2), the feeding device (2) comprises a supporting plate (21) arranged on the outer wall of the electric furnace (1) and supported on the lower side of the heating coils (11), a guide pipe (22) arranged on the supporting plate (21) and penetrating through the two groups of heating coils (11), a blanking plate (23) arranged at one end of the supporting plate (21) and used for allowing the bars after heating in the guide pipe (22) to fall down, a stock bin (24) arranged at one end of the supporting plate (21) away from the blanking plate (23) and used for allowing a plurality of bars to be stacked up and down, a blanking plate (25) arranged at the lower side of the stock bin (24) and used for allowing the bars to roll down, and a pushing component (26) arranged on the supporting plate (21) and used for pushing the bars rolling down into the guide pipe (22) one by one;
s4: upsetting pretreatment, namely upsetting the bar by adopting an air hammer with the mass of 750kg at the falling part, and changing the shape of the round bar;
s5: die forging forming-forming bar stock by using a die;
s6: machine tool machining-cutting and drilling the formed valve body by using a numerical control machine tool.
2. The process for producing a solenoid valve body according to claim 1, wherein: the blanking plate (25) is U-shaped, the section width of the blanking plate is equal to the length of a bar, the blanking plate (25) is obliquely downward, the extending direction of the blanking plate is perpendicular to the extending direction of the guide tube (22), the pushing component (26) comprises a connecting table (261) connected with one end of the supporting plate (21) far away from the blanking plate (23), a first upright post (262) arranged on the connecting table (261) and close to one side of the lower end of the blanking plate (25), a swing material taking table (263) with the lower side hinged to the upper end of the first upright post (262) and in a V-shaped section, a semicircular extending tube (264) arranged at the end of the guide tube (22) and used for enabling one end of the swing material taking table (263) to swing, a baffle plate (265) arranged at one end of the swing material taking table (263) and located at one side of the swing material taking table (263) far away from the blanking plate (25), a connecting arm (266) arranged at the upper end of the connecting arm (266) and used for driving a second baffle rod 267 (263) arranged at the lowest end of the blanking plate (25) to swing material taking table and extending back and forth along the vertical direction to drive the semicircular rod (263) to swing material taking table; when the end part of the swing material taking table (263) is abutted against the semicircular extension pipe (264), the side edge of one end of the swing material taking table (263) far away from the semicircular extension pipe (264) is blocked on the last but one bar at the lowest end of the blanking plate (25), and meanwhile, the lower end of the blocking rod (267) is located at the upper position between the last but one bar and the last but one bar.
3. A process for producing a solenoid valve body as claimed in claim 2, wherein: the driving piece (268) comprises a guide plate (2681) arranged at the side edge of the swing material taking table (263) away from one end of the blanking plate (25), a connecting spring (2682) with the upper end connected with one end of the guide plate (2681) away from the blanking plate (25) and the lower end connected with the connecting table (261), a second upright post (2683) arranged on the connecting table (261), a servo motor (2684) arranged at the upper end of the second upright post (2683), a driving shaft (2685) arranged on the output shaft of the servo motor (2684), a first push rod (2686) with one end connected with the driving shaft (2685) and the other end used for abutting against the guide plate (2681), a second push rod (2687) with one end connected with the driving shaft (2685) and used for pushing a bar to enter the semicircular extension tube (264), a first bar-shaped hole (2688) formed at the lower side of the swing material taking table (263) and used for the second push rod (2687) to penetrate, and a second bar-shaped hole (2689) formed at the lower side of the semicircular extension tube and used for the second push rod (2687) to penetrate.
4. A process for producing a solenoid valve body according to claim 3, characterized in that: the second push rod (2687) comprises a straight rod (26871) with one end connected with the driving shaft (2685), an arc-shaped rod (26872) with one end connected with one end of the straight rod (26871) far away from the driving shaft (2685) and used for abutting against the end face of the bar, and the straight rod (26871) is parallel to the first push rod (2686).
5. A process for producing a solenoid valve body according to claim 3, characterized in that: a guide wheel (26861) is rotatably connected to one end of the first push rod (2686) away from the driving shaft (2685).
6. The process for producing a solenoid valve body according to claim 1, wherein: the length of the guide pipe (22) is equal to the sum of the lengths of the two groups of heating coils (11), and the length of the two groups of guide pipes (22) is equal to the sum of the lengths of ten bars.
7. The process for producing a solenoid valve body according to claim 6, wherein: be provided with on backup pad (21) and connect supporting bench (211) in semicircle extension tube (264) downside, be provided with between semicircle extension tube (264) and guide tube (22) and contradict on supporting bench (211) and supply the swing butt joint cover (3) of a bar embedding, be provided with on backup pad (21) and be used for driving swing butt joint cover (3) swing back and drive swing piece (4) that heating coil (11) were kept away from to bar in it.
8. The process for producing a solenoid valve body according to claim 7, wherein: the swinging piece (4) comprises a swinging shaft (41) which is rotatably connected to the supporting plate (21) and is positioned on one side of the supporting table (211), a swinging motor (42) which is arranged on the supporting plate (21) and is connected with the swinging shaft (41) through an output shaft, and two connecting rods (43) which are arranged on the swinging shaft (41) and are connected with the swinging butt joint sleeve (3), wherein limiting pieces (5) used for limiting bars in the swinging butt joint sleeve (3) are further arranged between the connecting rods (43) on two sides.
9. The process for producing a solenoid valve body according to claim 8, wherein: the limiting piece (5) comprises a fixed plate (51) arranged between connecting rods (43) on two sides, a through hole (52) formed in the fixed plate (51), a telescopic shaft (53) penetrating through the through hole (52), an opening (54) formed in the swing butt joint sleeve (3), a limiting ball (55) arranged at one end of the telescopic shaft (53) and abutted against the outer wall of a bar after penetrating through the opening (54), and a limiting spring (56) sleeved on the telescopic shaft (53) and one end of which is connected with the fixed plate (51) while the other end of the limiting spring is connected with the limiting ball (55).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310903951.9A CN116922006A (en) | 2023-07-21 | 2023-07-21 | Production process of electromagnetic valve body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310903951.9A CN116922006A (en) | 2023-07-21 | 2023-07-21 | Production process of electromagnetic valve body |
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| Publication Number | Publication Date |
|---|---|
| CN116922006A true CN116922006A (en) | 2023-10-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310903951.9A Pending CN116922006A (en) | 2023-07-21 | 2023-07-21 | Production process of electromagnetic valve body |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117885011A (en) * | 2024-03-13 | 2024-04-16 | 江苏德蓝建设工程有限公司 | Building reinforcing steel bar rust remover |
-
2023
- 2023-07-21 CN CN202310903951.9A patent/CN116922006A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117885011A (en) * | 2024-03-13 | 2024-04-16 | 江苏德蓝建设工程有限公司 | Building reinforcing steel bar rust remover |
| CN117885011B (en) * | 2024-03-13 | 2024-05-14 | 江苏德蓝建设工程有限公司 | Building reinforcing steel bar rust remover |
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