Manufacturing, forming and processing technology of steam turbine cylinder casting
Technical Field
The invention relates to the field of cylinder casting machining, in particular to a manufacturing, forming and machining process for a steam turbine cylinder casting.
Background
The steam turbine cylinder is a shell of the steam turbine, the steam turbine is one of three major equipment of a thermal power plant, a rotor and the cylinder of the steam turbine cylinder have high processing precision, main components work in a high-temperature and high-pressure environment, the damage of water inflow of the steam turbine cylinder is huge, the fault caused by water inflow of a large steam turbine unit is determined to be a major equipment accident in relevant accident investigation regulations, the steam turbine is one of the three major equipment of the thermal power plant, the rotor and the cylinder of the steam turbine cylinder have high processing precision, the main components work in the high-temperature and high-pressure environment, the steam turbine cylinder is generally produced in a casting forming mode, and shot blasting is carried out after forming, so that the quality of the steam turbine cylinder is improved.
In the process of manufacturing the steam turbine cylinder, due to the structural limitation of the steam turbine cylinder, in the actual operation process, the following problems exist:
(1) the shot blasting treatment is generally needed after the steam turbine cylinder casting is machined and formed, and the shot blasting machine needs a large field, so that the waste of the field is easily caused when the use frequency of the shot blasting machine is not high for a factory with a limited field.
(2) The maximum machining size of the conventional shot blasting machine is fixed, so that it is difficult to adjust as required, and it is difficult to collect and clean debris generated during the shot blasting.
Disclosure of Invention
In order to make up the defects of the prior art, the invention provides a manufacturing, forming and processing technology of a steam turbine cylinder casting.
The technical scheme adopted by the invention to solve the technical problem is as follows: a manufacturing, forming and processing technology of a steam turbine cylinder casting uses a manufacturing, forming and processing device of the steam turbine cylinder casting, the manufacturing, forming and processing device of the steam turbine cylinder casting comprises a supporting device and a shot blasting device, and the specific method for manufacturing, forming and processing the steam turbine cylinder casting by adopting the manufacturing, forming and processing device of the steam turbine cylinder casting comprises the following steps:
s1, positioning the casting: transporting the steam turbine cylinder casting to be processed to a telescopic bracket on a fixed plate through a crane or a crane for positioning and supporting;
s2, adjusting movement: controlling the telescopic bracket on the right side to descend, pushing the shot blasting shell to move leftwards through the electric push rod, and adjusting the shot blasting shell and the sealing frame as required until the shot blasting shell is matched with the sealing frame to surround the right side of the casting;
s3, shot blasting adsorption: shot blasting is carried out on the casting through a shot blasting device, and after shot blasting is finished, shot blasting and metal debris are adsorbed through an electromagnetic plate;
s4, resetting and filtering: adjusting a sealing frame, driving a shot blasting shell to move rightwards through an electric push rod at the same time until the shot blasting shell is separated from a casting, stopping electrifying an electromagnetic plate at the moment, enabling shot blasting and metal debris to move downwards, falling to a collecting cylinder for filtering, and conveying the filtered shot blasting into an impeller head on the upper side through a screw conveyer;
s5, middle processing: at the moment, the electric push rod drives the shot blasting shell to move leftwards, when the shot blasting shell is about to move to the middle of the casting, the telescopic bracket on the right side moves upwards to support the right side of the casting, and the telescopic bracket in the middle moves downwards, so that the shot blasting shell continues to move leftwards until the right side of the shot blasting shell moves to the left side of the previous machining, the processes of S2-S4 are repeated, and only in the repeated S4 process, the electric push rod drives the shot blasting shell to move rightwards instead of driving the shot blasting shell to move leftwards;
s6, left part processing: at the moment, the electric push rod drives the shot blasting shell to move leftwards until the right side of the shot blasting shell moves to the left side of the previous machining, the processes from S2 to S4 are repeated, and after the surface of the casting is machined, the casting is transported to the installation position through a crane and is installed manually;
the upper side of the supporting device is connected with a shot blasting device in a sliding fit manner;
the supporting device comprises a fixed plate, a telescopic bracket, a supporting plate, a magnetic suction plate, a right-angle plate, a sliding track, a connecting plate and an electric push rod, wherein the fixed plate is fixedly connected to a horizontal plane through bolts; fix telescoping shoring through the fixed plate, fix the backup pad through telescoping shoring, inhale the board through the backup pad and fix, carry out the location through magnetism suction disc to terminal surface under the foundry goods and support, carry out the fixed stay through the right angle board to the slip track, restrict peening device's movement track through the slip track, fix electric putter through the connecting plate, through electric putter control peening device's horizontal displacement.
The shot blasting device comprises moving blocks, shot blasting shells, sealing frames, shot blasting devices, electromagnetic plates, collecting barrels and a spiral conveyor, wherein the moving blocks are connected in sliding grooves in a sliding track in a sliding fit mode, the shot blasting shells are fixedly mounted on opposite faces of the moving blocks on the front side and the rear side, the sealing frames are fixedly mounted on the left end face and the right end face of each shot blasting shell, the shot blasting devices are uniformly and fixedly mounted on the inner end faces of the shot blasting shells, a plurality of shot blasting outlets are formed in the shot blasting devices, the electromagnetic plates are fixedly mounted on the inner end faces of the shot blasting devices, the adjacent electromagnetic plates are electrically connected through hard shell leads, the collecting barrels are fixedly mounted on the lower end faces of the shot blasting shells, and the spiral conveyor is fixedly mounted on the right end faces of the collecting barrels; fix the peening casing through the movable block, fix a position sealing frame through the peening casing, cooperate with the peening casing through sealing frame, seal part foundry goods, throw ball processing to the foundry goods surface through the impeller head, carry out the circular telegram to the electromagnetic plate, adsorb throwing ball and metal piece through the magnetic force that utilizes the electromagnetic plate, cut off the power supply to the electromagnetic plate, when not having magnetic force on the electromagnetic plate, throw ball and metal piece receive the effect downstream of gravity, collect the filtration through the collecting vessel to throwing ball and metal piece, upwards transport throwing the ball through screw conveyer, in order to reach cyclic utilization's purpose.
As a preferred technical scheme of the invention, the sliding track comprises a rectangular long plate, a lubricating column, an extrusion spring, an extrusion square column, a lubricating ball, an inclined rod I, a control long rod I, an inclined rod II and a control long rod II, wherein the rectangular long plate is fixedly arranged on the upper end surface of the right-angle plate, sliding grooves with cross-shaped cross sections are respectively arranged in the middle parts of the rectangular long plates on the front side and the rear side, the upper end surface and the lower end surface of the inner side of each sliding groove are symmetrically and uniformly connected with the lubricating column through a pin shaft in a rotating way, the extrusion springs are uniformly and fixedly arranged on the opposite end surfaces of the inner sides of the sliding grooves on the front side and the rear side, the extrusion square column is fixedly arranged at the tail end of the extrusion spring, the lubricating ball is uniformly connected in a sliding fit way, the right end surface of the extrusion square column on the right side is rotatably connected with the inclined rod I through the pin shaft, the left end surface of the extrusion square column on the left side is rotatably connected with the inclined rod II through the pin shaft, the tail end of the second inclined rod is rotatably connected with a second long control rod through a pin shaft, and the first inclined rod and the second inclined rod have the same inclination angle and opposite directions; fix a position lubricated post through the rectangle rectangular slab, reduce the frictional force between rectangle rectangular slab and the cross piece through lubricated post, fix extrusion square column through the extrusion spring, fix a position lubricated pearl through extrusion square column, fix a position cross piece through extrusion square column, reduce the frictional force between extrusion square column and the cross piece through lubricated pearl, fix a position extrusion square column through a pair of right side of down tube, horizontal displacement through the extrusion square column on control stock one control right side, fix a position two pairs of left extrusion square columns through the down tube, horizontal displacement through the left extrusion square column of control stock two control.
According to a preferred technical scheme, the moving block comprises a cross-shaped block, a vibration reduction spring, vibration reduction rubber and a connecting block, the cross-shaped block is connected in sliding grooves in the sliding track in a sliding fit mode, the vibration reduction spring is uniformly and fixedly installed on the outer end face of the cross-shaped block, the vibration reduction rubber is fixedly installed at the tail end of the vibration reduction spring, rectangular grooves are uniformly formed in the outer end face of the cross-shaped block, the connecting block is fixedly installed on the inner end face of the cross-shaped block, and the tail end of the connecting block is fixedly connected with the outer end face of the shot blasting shell; fix the damping spring through the cross-shaped piece, fix damping rubber through the damping spring, when the peening casing receives the peening striking and produces vibration, receive the impact through damping rubber and damping rubber reduction cross-shaped piece, fix the peening casing through the connecting block.
As a preferred technical scheme of the invention, the shot blasting shell comprises a fixed frame, a positioning frame, a movable frame, connecting springs, a limiting frame, a fixed spring, a position supplementing plate, position supplementing springs and position supplementing blocks, wherein the inner ends of movable blocks at the front side and the rear side are fixedly provided with the fixed frame, the opposite surfaces of the fixed frames at the left side and the right side are fixedly provided with the positioning frame, the movable frame is connected with the positioning frame in a sliding fit manner, the positioning frame is connected with the movable frame end to end, the connecting springs are uniformly and fixedly arranged on the left end surface and the right end surface of the movable frame along the circumferential direction, the tail ends of the connecting springs at the left side and the right side are respectively and fixedly connected with the fixed frame, the tail ends of the connecting springs on the adjacent movable frames are mutually and fixedly connected, the left side and the right side of the inner end surface of the positioning frame and the left side and the right side of the outer end surface of the movable frame are symmetrically and fixedly provided with the limiting frame, the fixing springs are uniformly and the position supplementing plates are fixedly arranged at the tail ends of the fixing springs, the opposite surfaces of the adjacent position supplementing plates are symmetrically and uniformly fixedly provided with position supplementing springs, and the tail ends of the position supplementing springs are fixedly provided with position supplementing blocks; fix the locating frame of the left and right sides through fixed frame, fix a position the removal frame through the locating frame, cooperate with removing the frame through the locating frame, through the distance between control locating frame and the removal frame, thereby control the holistic length of peening casing, fix adjacent spacing frame through coupling spring, fix filling the position board through fixing spring, cooperate with filling the position board through fixing spring, thereby fill the position to the difference that removes frame and locating frame inboard, cooperate with filling the position piece through filling the position spring, fill the position between the adjacent filling the position board, in-process that very easily drops at the in-process of motion gets into the recess that forms between removal frame and the locating frame in order to prevent to throw the ball, thereby influence the removal between follow-up moving frame and the locating frame.
According to a preferred technical scheme, the sealing frame comprises an electric telescopic rod, an omega-shaped plate, a C-shaped plate, an extrusion column, an arc-shaped plate, a rubber plate and a rubber strip, wherein the electric telescopic rod is symmetrically and fixedly installed on the upper end surface and the lower end surface of a shot blasting shell, the omega-shaped plate is fixedly installed at the tail end of the electric telescopic rod on the upper side, the C-shaped plate is fixedly installed at the tail end of the electric telescopic rod on the lower side, the omega-shaped plate and the C-shaped plate are of telescopic structures, the extrusion column is uniformly and rotatably connected to the outer end surfaces of the omega-shaped plate and the C-shaped plate along the circumferential direction through a pin shaft, the arc-shaped plate is fixedly installed on the upper end surface and the lower end surface of the left side and the right side of the shot blasting shell, the rubber strip is fixedly installed at the tail end of the extrusion column, and the extrusion column is connected with the rubber plate and the arc-shaped plate in a sliding fit manner; the electric telescopic handle through upper and lower both sides controls the perpendicular displacement of omega-shaped plate and C-shaped plate respectively, but omega-shaped plate and C-shaped plate through extending structure to prevent interfering the regulation of peening casing, cooperate with the C-shaped plate through omega-shaped plate, control the perpendicular displacement of extrusion post, thereby extrude the rubber strip, cooperate with the rubber slab through the rubber strip, make both ends face in close contact with about rubber slab and the foundry goods, fix the rubber slab through the arc.
According to a preferred technical scheme, the collecting cylinder comprises a cylinder body, a filter plate, a collecting tank and an electric valve, the cylinder body is fixedly installed on the lower end face of the shot blasting shell, the inclined filter plate is fixedly installed on the inner end face of the lower side of the cylinder body, the collecting tank is clamped and connected on the lower side of the filter plate on the lower end face of the cylinder body, the electric valve is fixedly installed on the upper side of the filter plate on the right end face of the cylinder body, and the screw conveyor is fixedly installed on the right end face of the electric valve; fix the filter through the barrel to fix a position the collecting vat, filter throwing ball and metal debris through the filter, collect metal debris through the collecting vat, through the transportation of motorised valve control throwing ball.
Compared with the prior art, the invention has the following advantages:
1. according to the manufacturing, forming and processing process for the steam turbine cylinder casting, the steam turbine cylinder is supported and positioned through the supporting device, the motion trail of the shot blasting device is limited, the shot blasting device is used for shot blasting on the steam turbine cylinder, the shot blasting range of the shot blasting device can be adjusted as required, the use efficiency of equipment is improved, meanwhile, debris generated in the shot blasting process is collected and processed, the supporting device is matched with the shot blasting device, a site does not need to be additionally arranged, shot blasting can be performed at any proper position, the site can be replaced at any time, and waste of the site is avoided.
2. According to the invention, through the arranged supporting device, the friction force between the rectangular long plate and the cross-shaped block is reduced through the lubricating columns, the friction force between the extruding square column and the cross-shaped block is reduced through the lubricating balls, the right extruding square column is positioned through the inclined rod pair, the horizontal displacement of the right extruding square column is controlled through the control long rod I, the left extruding square column is positioned through the inclined rod pair, and the horizontal displacement of the left extruding square column is controlled through the control long rod II.
3. According to the shot blasting device, the cross-shaped block is used for fixing the vibration reduction spring, the vibration reduction spring is used for fixing the vibration reduction rubber, when the shot blasting shell is vibrated when being impacted by shot blasting, the impact force applied to the cross-shaped block by the vibration reduction rubber and the vibration reduction rubber is reduced, and the shot blasting shell is fixed through the connecting block.
4. According to the shot blasting machine, the fixing frames on the left side and the right side are fixed through the fixing frames, the moving frames are positioned through the positioning frames, the positioning frames are matched with the moving frames, the overall length of a shot blasting shell is controlled by controlling the distance between the positioning frames and the moving frames, the adjacent limiting frames are fixed through the connecting springs, the position supplementing plates are fixed through the fixing springs and matched with the position supplementing plates through the fixing springs, so that the difference between the moving frames and the inner sides of the positioning frames is supplemented, and the position supplementing springs are matched with the position supplementing blocks to supplement the position between the adjacent position supplementing plates.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic workflow diagram of the present invention;
FIG. 2 is a perspective view of the present invention;
FIG. 3 is a schematic plan view of the present invention in front elevation;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 2 of the present invention;
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 3 in accordance with the present invention;
FIG. 6 is an enlarged fragmentary view of the invention at N of FIG. 3;
FIG. 7 is a cross-sectional view taken along line C-C of FIG. 3 of the present invention;
FIG. 8 is a schematic plan view of the present invention at S2;
FIG. 9 is a schematic plan view of the present invention at S5;
FIG. 10 is a schematic plan view of the present invention at S6;
FIG. 11 is an enlarged fragmentary view of the invention at M of FIG. 8;
FIG. 12 is an enlarged fragmentary view of the invention at E of FIG. 8;
fig. 13 is a perspective view of the present invention in a front view without processing.
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 13.
A manufacturing, forming and processing technology of a steam turbine cylinder casting uses a manufacturing, forming and processing device of the steam turbine cylinder casting, the manufacturing, forming and processing device of the steam turbine cylinder casting comprises a supporting device 1 and a shot blasting device 2, and the specific method for manufacturing, forming and processing the steam turbine cylinder casting by adopting the manufacturing, forming and processing device of the steam turbine cylinder casting comprises the following steps:
s1, positioning the casting: transporting a steam turbine cylinder casting to be processed to a supporting plate 13 on a telescopic bracket 12 through a crane or a crane for positioning and supporting, and electrifying a magnetic suction plate 14 so as to fix the casting;
s2, adjusting movement: the magnetic suction plate 14 on the right side is powered off, the telescopic bracket 12 on the right side is controlled to descend, the shot shell 22 is pushed by the electric push rod 18 to move leftwards, the shot shell 22 and the sealing frame 23 are adjusted as required, the distance between the positioning frame 222 and the moving frame 223 is controlled, the integral length of the shot shell 22 is controlled, the omega-shaped plate 232 and the C-shaped plate 233 which are in a telescopic structure are used for preventing interference in adjustment of the shot shell 22, the fixing spring 226 is matched with the position supplementing plate 227, so that the difference between the inner sides of the moving frame 223 and the positioning frame 222 is supplemented, the position supplementing spring 228 is matched with the position supplementing block 229, so that the adjacent position supplementing plates 227 are supplemented, the vertical displacement of the omega-shaped plate 232 and the C-shaped plate 233 is respectively controlled by the electric telescopic rods 231 on the upper side and the lower side, the vertical displacement of the extrusion columns 234 is controlled, so that the rubber strip 237 is extruded, and finally the rubber strip 237 is in close contact with the upper end surface and the lower end surface of the casting, until the shot blasting shell 22 is matched with the sealing frame 23 to surround the right side of the casting;
s3, shot blasting adsorption: shot blasting is carried out on the casting through a shot blasting device 25, and after the shot blasting is finished, the shot blasting and metal scraps are adsorbed through an electromagnetic plate 26;
s4, resetting and filtering: adjusting a sealing frame 23, simultaneously driving a shot blasting shell 22 to move rightwards through an electric push rod 18 until the shot blasting shell 22 is separated from a casting, stopping electrifying an electromagnetic plate 26 at the moment, enabling shot blasting and metal debris to move downwards, falling to a collecting cylinder 28 for filtering, and conveying the filtered shot blasting into a shot blasting device 25 on the upper side through a screw conveyer 29;
s5, middle processing: at the moment, the electric push rod 18 drives the shot-peening shell 22 to move leftwards, when the shot-peening shell 22 is to move to the middle of the casting, the telescopic bracket 12 on the right side moves upwards to support the right side of the casting, and the telescopic bracket 12 on the middle moves downwards, so that the shot-peening shell 22 continues to move leftwards until the right side of the shot-peening shell 22 moves to the left side of the previous machining, the processes from S2 to S4 are repeated, and only in the repeated S4 process, the process that the shot-peening shell 22 is driven to move rightwards by the electric push rod 18 is replaced by the process that the shot-peening shell 22 is driven to move leftwards by the electric push rod 18;
s6, left part processing: at the moment, the electric push rod 18 drives the shot blasting shell 22 to move leftwards until the right side of the shot blasting shell 22 moves to the left side of the previous machining, the processes from S2 to S4 are repeated, and after the surface of the casting is machined, the casting is transported to the installation position through a crane and is installed manually;
the upper side of the supporting device 1 is connected with a shot blasting device 2 in a sliding fit manner;
the supporting device 1 comprises a fixing plate 11, a telescopic bracket 12, a supporting plate 13, a magnetic suction plate 14, a right-angle plate 15, a sliding track 16, a connecting plate 17 and an electric push rod 18, the fixing plate 11 is fixedly connected on the horizontal plane through bolts, the telescopic bracket 12 is uniformly and fixedly arranged on the upper end surface of the fixing plate 11, the upper ends of the telescopic supports 12 are fixedly provided with supporting plates 13, the upper end faces of the supporting plates 13 are fixedly provided with magnetic suction plates 14, the front end face and the rear end face of the fixing plate 11 are symmetrically and fixedly provided with right-angle plates 15, the upper end faces of the right-angle plates 15 are fixedly provided with sliding rails 16, the middle parts of the sliding rails 16 on the front side and the rear side are provided with sliding grooves with cross-shaped sections, the inside of each sliding groove is connected with the shot blasting device 2 in a sliding fit manner, the right end face of each sliding rail 16 is fixedly provided with a connecting plate 17, the middle part of the left end face of each connecting plate 17 is fixedly provided with an electric push rod 18, and the tail end of each electric push rod 18 is fixedly connected with the right end face of the shot blasting device 2; fix telescoping shoring 12 through fixed plate 11, fix backup pad 13 through telescoping shoring 12, fix magnetic attraction board 14 through backup pad 13, carry out the location support to the terminal surface under the foundry goods through magnetic attraction board 14, carry out the fixed stay to slip track 16 through right angle board 15, restrict peening device 2's movement track through slip track 16, fix electric putter 18 through connecting plate 17, control peening device 2's horizontal displacement through electric putter 18.
The sliding rail 16 comprises a rectangular long plate 161, a lubricating column 162, an extrusion spring 163, an extrusion square column 164, a lubricating ball 165, a first inclined rod 166, a first control long rod 167, a second inclined rod 168 and a second control long rod 169, the rectangular long plate 161 is fixedly installed on the upper end face of the right-angle plate 15, sliding grooves with cross-shaped cross sections are formed in the middle parts of the rectangular long plates 161 on the front side and the rear side, the lubricating columns 162 are symmetrically and uniformly connected to the upper end face and the lower end face of the inner side of each sliding groove on the front side and the rear side in a rotating mode through pin shafts, the extrusion spring 163 is uniformly and fixedly installed on the opposite end faces of the inner sides of the sliding grooves on the front side and the rear side, the extrusion square column 164 is fixedly installed at the tail end of the extrusion square column 164, the lubricating ball 165 is uniformly connected to the tail end of the extrusion square column 164 on the right side in a sliding fit mode, the right end face of the extrusion square column 164 on the right side is rotatably connected to a first inclined rod 166 through a pin shaft, and the tail end of the first control long rod 167, the left end face of the left extrusion square column 164 is rotatably connected with a second inclined rod 168 through a pin shaft, the tail end of the second inclined rod 168 is rotatably connected with a second long control rod 169 through a pin shaft, and the first inclined rod 166 and the second inclined rod 168 have the same inclination angle and opposite directions; fix a position lubrication post 162 through rectangular long plate 161, reduce the frictional force between rectangular long plate 161 and cross piece 211 through lubrication post 162, fix extrusion square post 164 through extrusion spring 163, fix lubrication ball 165 through extrusion square post 164, fix a position cross piece 211 through extrusion square post 164, reduce the frictional force between extrusion square post 164 and cross piece 211 through lubrication ball 165, fix a position extrusion square post 164 on right side through tilting lever 166, control the horizontal displacement of extrusion square post 164 on right side through control stock one 167, fix a position extrusion square post 164 on left side through tilting lever two 168, control the horizontal displacement of extrusion square post 164 on left side through control stock two 169.
The shot blasting device 2 comprises moving blocks 21, shot blasting shells 22, sealing frames 23, shot blasting devices 25, electromagnetic plates 26, collecting barrels 28 and screw conveyors 29, the moving blocks 21 are connected in sliding grooves in the sliding tracks 16 in a sliding fit mode, the shot blasting shells 22 are fixedly mounted on opposite surfaces of the moving blocks 21 on the front side and the rear side, the sealing frames 23 are fixedly mounted on left and right end surfaces of the shot blasting shells 22, the shot blasting devices 25 are uniformly and fixedly mounted on inner end surfaces of the shot blasting shells 22, a plurality of shot blasting outlets are formed in the shot blasting devices 25, the electromagnetic plates 26 are fixedly mounted on inner end surfaces of the shot blasting shells 22, the adjacent electromagnetic plates 26 are electrically connected through hard shell conducting wires, the collecting barrels 28 are fixedly mounted on lower end surfaces of the shot blasting shells 22, and the screw conveyors 29 are fixedly mounted on right end surfaces of the collecting barrels 28; fix peening casing 22 through movable block 21, fix a position sealing bracket 23 through peening casing 22, cooperate with peening casing 22 through sealing bracket 23, seal part foundry goods, throw ball processing to the foundry goods surface through impeller head 25, switch on to electromagnetic plate 26, adsorb throwing ball and metal debris through the magnetic force that utilizes electromagnetic plate 26, cut off the power supply to electromagnetic plate 26, when not having magnetic force on the electromagnetic plate 26, throw ball and metal debris and receive the effect downstream of gravity, collect the filtration through collecting vessel 28 to throwing ball and metal debris, upwards transport the shot-blast through screw conveyer 29, in order to reach cyclic utilization's purpose.
The moving block 21 comprises a cross-shaped block 211, a vibration reduction spring 212, vibration reduction rubber 213 and a connecting block 214, the cross-shaped block 211 is connected in sliding grooves on the sliding track 16 in a sliding fit mode, the vibration reduction spring 212 is uniformly and fixedly installed on the outer end face of the cross-shaped block 211, the vibration reduction rubber 213 is fixedly installed at the tail end of the vibration reduction spring 212, rectangular grooves are uniformly formed in the outer end face of the cross-shaped block 211, the connecting block 214 is fixedly installed on the inner end face of the cross-shaped block 211, and the tail end of the connecting block 214 is fixedly connected with the outer end face of the shot blasting shell 22; the cross-shaped block 211 fixes the damping spring 212, the damping rubber 213 fixes the damping rubber 212, and when the shot-peening shell 22 vibrates when impacted by shot, the damping rubber 213 and the damping rubber 213 reduce the impact force applied to the cross-shaped block 211, and the shot-peening shell 22 is fixed by the connecting block 214.
The shot blasting shell 22 comprises a fixed frame 221, a positioning frame 222, a moving frame 223, connecting springs 224, a limiting frame 225, a fixed spring 226, a position supplementing plate 227, a position supplementing spring 228 and position supplementing blocks 229, wherein the fixed frame 221 is fixedly installed at the inner ends of the moving blocks 21 at the front side and the rear side, the positioning frame 222 is fixedly installed on the opposite surfaces of the fixed frame 221 at the left side and the right side, the moving frame 223 is connected in the positioning frame 222 in a sliding fit manner, the positioning frame 222 is connected with the moving frame 223 end to end, the connecting springs 224 are uniformly and fixedly installed on the left end surface and the right end surface of the moving frame 223 along the circumferential direction, the tail ends of the connecting springs 224 at the left side and the right side are respectively and fixedly connected with the fixed frame 221, the tail ends of the connecting springs 224 on the adjacent moving frames 223 are mutually and fixedly connected, the limiting frames 225 are symmetrically and fixedly installed on the left side and the right side of the inner end surface of the positioning frame 222 and the outer end surface of the moving frame 223, the fixing springs 226 are uniformly and fixedly installed on the inner end surface of the moving frame 223, the tail end of the fixed spring 226 is fixedly provided with a position supplementing plate 227, the opposite surfaces of the adjacent position supplementing plates 227 are symmetrically and uniformly fixedly provided with position supplementing springs 228, and the tail ends of the position supplementing springs 228 are fixedly provided with position supplementing blocks 229; the shot blasting machine comprises a fixing frame 221, a positioning frame 222, a moving frame 223, a connecting spring 224, a position supplementing plate 227, a fixing spring 226, a position supplementing plate 227, a position supplementing spring 226 and a position supplementing block 229, wherein the fixing frame 221 is used for fixing the positioning frames 222 on the left side and the right side, the positioning frame 223 is used for positioning the moving frame 222 through the positioning frame 222, the distance between the positioning frame 222 and the moving frame 223 is controlled, the whole length of the shot blasting shell 22 is controlled, the adjacent limiting frames 225 are fixed through the connecting spring 224, the position supplementing plate 227 is fixed through the fixing spring 226, the difference between the moving frame 223 and the inner side of the positioning frame 222 is supplemented through the matching of the position supplementing spring 228 and the position supplementing block 229, the position supplementing between the adjacent position supplementing plates 227 is supplemented, the shot blasting is prevented from entering a groove formed between the moving frame 223 and the positioning frame 222 in the process of extremely easy falling of the shot blasting in the moving process, and the movement between the subsequent moving frame 223 and the positioning frame 222 is influenced.
The sealing frame 23 comprises an electric telescopic rod 231, an omega-shaped plate 232, a C-shaped plate 233, an extrusion column 234, an arc-shaped plate 235, a rubber plate 236 and a rubber strip 237, the electric telescopic rods 231 are symmetrically and fixedly installed on the upper end surface and the lower end surface of the shot blasting shell 22, the omega-shaped plate 232 is fixedly installed at the tail end of the electric telescopic rod 231 on the upper side, the C-shaped plate 233 is fixedly installed at the tail end of the electric telescopic rod 231 on the lower side, the omega-shaped plate 232 and the C-shaped plate 233 are of telescopic structures, the outer end surfaces of the omega-shaped plate 232 and the C-shaped plate 233 are uniformly connected with the extrusion column 234 in a rotating mode through a pin shaft along the circumferential direction, the arc-shaped plates 235 are fixedly installed on the upper end surface and the lower end surface of the left side and the right side of the shot blasting shell 22, the rubber plate 236 is fixedly installed at the tail end of the arc-shaped plate 235, the rubber strip 237 is fixedly installed at the tail end of the extrusion column 234, and the rubber plate 236 and the arc-shaped plate 235 are connected in a sliding fit mode; electric telescopic rod 231 through upper and lower both sides controls the vertical displacement of omega-shaped board 232 and C-shaped board 233 respectively, omega-shaped board 232 and C-shaped board 233 through scalable structure, in order to prevent to interfere peening casing 22's regulation, cooperate with C-shaped board 233 through omega-shaped board 232, the vertical displacement of control extrusion post 234, thereby extrude rubber strip 237, cooperate with rubber strip 236, make both ends face in close contact with about rubber strip 236 and the foundry goods, fix rubber strip 236 through arc 235.
The collecting cylinder 28 comprises a cylinder 281, a filter plate 282, a collecting groove 283 and an electric valve 284, the lower end surface of the shot blasting shell 22 is fixedly provided with the cylinder 281, the inner end surface of the lower side of the cylinder 281 is fixedly provided with the inclined filter plate 282, the lower end surface of the cylinder 281 is positioned at the lower side of the filter plate 282 and is clamped with the collecting groove 283, the right end surface of the cylinder 281 is positioned at the upper side of the filter plate 282 and is fixedly provided with the electric valve 284, and the right end surface of the electric valve 284 is fixedly provided with the screw conveyor 29; fix the filter board 282 through barrel 281 to fix a position the collecting vat 283, filter throwing ball and metal debris through the filter board 282, collect metal debris through the collecting vat 283, control the transportation of throwing the ball through motorised valve 284.
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.