CN113211256B - Pump body alloy rotor manufacturing and forming precision machining machine and machining process - Google Patents
Pump body alloy rotor manufacturing and forming precision machining machine and machining process Download PDFInfo
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- CN113211256B CN113211256B CN202110549755.7A CN202110549755A CN113211256B CN 113211256 B CN113211256 B CN 113211256B CN 202110549755 A CN202110549755 A CN 202110549755A CN 113211256 B CN113211256 B CN 113211256B
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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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/008—Machines comprising two or more tools or having several working posts
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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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/16—Machines or devices using grinding or polishing belts; Accessories therefor for grinding other surfaces of particular shape
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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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
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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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
- B24B21/20—Accessories for controlling or adjusting the tracking or the tension of the grinding belt
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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
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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
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
Abstract
The invention relates to a pump body alloy rotor manufacturing and forming precision machining machine and a machining process, which comprise a base, a self-adaptive polishing device and a rotor fixing device, wherein the upper end of the base is symmetrically provided with sliding grooves in a front-back manner, the self-adaptive polishing device is arranged on the inner wall of the lower end of the sliding groove, and the middle part of the upper end of the base is provided with the rotor fixing device; the outer end face of the cam pump rotor is completely polished by polishing the convex face and the concave face respectively in a belt polishing mode, the belt can be attached to the outer end face of the cam pump rotor for polishing due to the plasticity of the belt, and excessive polishing of the cam pump rotor is avoided due to the small polishing force of the belt; according to the cam pump rotor grinding device, through the design of the self-adaptive grinding structure and the deformable grinding end, the problem that different grinding ends are often needed by the existing device aiming at cam pump rotors with different specifications is solved, and the production cost of small factories and workshop-type enterprises is increased.
Description
Technical Field
The invention relates to the technical field of pump body rotor manufacturing, in particular to a pump body alloy rotor manufacturing and forming fine processing machine and a processing technology.
Background
The product of the cam pump adopts two rotors which move synchronously, the rotors are driven by a pair of external synchronous gear boxes, and the rotors synchronously rotate in opposite directions under the driving of a transmission shaft, so that higher vacuum degree and discharge pressure are formed, and the cam pump is particularly suitable for conveying medical-grade media and corrosive high-viscosity media. The cam pump relies on two rotors rotating in opposite directions in synchronism to create suction at the inlet during rotation to draw in the material to be conveyed.
In the prior art, a high-precision machine tool is used for attaching a workpiece to a grinding column rotating at a high speed to finish the finish machining operation of the cam pump rotor, so that the required equipment is high in cost, and the outer end face of the cam pump rotor is of an arc-shaped structure and the arc surfaces are concave-convex alternated, so that the problems of excessive grinding and the like can be caused due to insufficient precision of common equipment; 2. to the cam pump rotor of different specifications, current device often needs different ends of polishing, but the cost of workshop formula or little factory purchase a plurality of ends of polishing is too high to the manufacturing cost of mill has been improved.
Disclosure of Invention
The invention aims to provide a pump body alloy rotor manufacturing, molding and fine processing machine and a processing technology, which have the function of grinding a cam pump rotor in a self-adaptive manner, and solve the problems.
A pump body alloy rotor manufacturing and forming precision processing machine comprises a base, a self-adaptive polishing device and a rotor fixing device, wherein sliding grooves are symmetrically formed in the front and back of the upper end of the base, the self-adaptive polishing device is arranged on the inner wall of the lower end of each sliding groove, and the rotor fixing device is arranged in the middle of the upper end of the base;
the self-adaptive polishing device comprises a double-shaft motor, a thread rotary column, a feeding push plate, a driven sliding frame, a propelling spring, a mounting bottom plate, a mounting top plate, a convex polishing mechanism and a concave polishing mechanism, wherein the double-shaft motor is arranged on the inner wall of the lower end of a sliding groove positioned on the front side through a motor base; the double-shaft motor drives the driven sliding frame to feed inwards through the matching of the threaded rotary column and the feeding push plate, so that the convex surface polishing mechanism and the concave surface polishing mechanism are driven to feed to the polishing position, the propelling spring enables the convex surface polishing mechanism and the concave surface polishing mechanism to feed to the polishing position, the other polishing mechanism can still feed continuously, the convex surface polishing mechanism and the concave surface polishing mechanism are completely attached to the convex surface and the concave surface of the cam pump rotor, and finally the convex surface polishing mechanism and the concave surface polishing mechanism operate to polish the outer end face of the cam pump rotor.
The convex surface polishing mechanism comprises a first driving motor, a first driving rotating roller, a hinged frame, a positioning roller, a sliding rod, a tensioning column, a tensioning spring and a convex surface polishing belt, wherein the first driving motor is arranged on the inner wall of the lower end of the mounting bottom plate on the left side through a motor base; when the driven sliding frame feeds inwards, the fixed convex surface of the cam pump rotor butts against the convex surface polishing belt, so that the convex surface polishing belt sinks inwards, the hinged frame turns inwards, the positioning roller drives the convex surface polishing belt to wrap and cling to the convex surface of the cam pump rotor, the first driving motor drives the convex surface polishing belt to run through the matching of the first driving rotating roller and the rotating roller, and therefore the convex surface of the cam pump rotor is polished in a wrapping mode, and the cam pump rotor is polished more precisely;
the upper end of the mounting bottom plate positioned on the left side is symmetrically provided with tensioning chutes in the front and back directions, sliding rods are erected between two side walls of the tensioning chutes, tensioning columns are connected with the sliding rods in a sliding mode, tensioning springs are arranged at the left ends of the tensioning columns, rotating rollers are arranged on the outer walls of the positioning rollers and the tensioning columns in a rotating mode, and convex polishing belts are sleeved on the outer walls of the rotating rollers and the driving rotating rollers; when the convex surface belt of polishing inwards caves in, the convex surface belt of polishing outwards opens through extrusion tensioning post to keep the tensioning state of convex surface belt of polishing.
Concave surface grinding machanism include driving motor two, drive changes roller two, the auxiliary rod, the regulating roller, tensioning roller and concave surface belt of polishing, driving motor two-pass motor frame sets up on the mounting plate lower extreme inner wall that is located the right side, three spout has been seted up backward in the past to the mounting plate upper end that is located the right side, the auxiliary rod has been erect between the spout both sides wall, the regulating roller is connected with the auxiliary rod in front and back both sides through the slip mode respectively, the tensioning roller is connected with the auxiliary rod that is located the intermediate position through the slip mode, regulating roller and tensioning roller right-hand member are provided with reset spring, regulating roller and tensioning roller outer wall all are provided with rotatory roller through the slip mode, the cover is equipped with concave surface belt of polishing on rotatory roller and the drive changes roller two outer walls. When the driven sliding frame is fed inwards, the concave surface of the fixed cam pump rotor butts against the concave surface polishing belt, the concave surface of the cam pump rotor drives the adjusting roller to feed rightwards, so that the concave surface polishing belt is attached to the concave surface of the cam pump rotor, the tensioning roller enables the concave surface polishing belt to be always kept in a tensioning state, the driving motor II drives the concave surface polishing belt to operate through the driving rotating roller II and the adjusting roller, and therefore the concave surface of the cam pump rotor is butted and polished.
In a preferred embodiment of the present invention, a guide bar is disposed between both side walls of the rear sliding groove, and the driven carriage is connected to the guide bar in a sliding manner.
According to a preferred scheme of the invention, the rotor fixing device comprises a rotating seat, a driving mechanism, a feeding rod, an extrusion sliding block, an auxiliary spring, an extrusion rubber pad, a rotating ring, an extrusion arc block and a rotating clamping plate, wherein the rotating seat is arranged at the upper end of a base through a bearing, a driving cavity is formed in the base, the driving mechanism is arranged on the inner wall of the lower end of the driving cavity, extrusion grooves are uniformly formed in the inner wall of the rotating seat in the axial direction, auxiliary grooves are symmetrically formed in two side walls of the extrusion grooves, the feeding rod is erected between the two side walls of the auxiliary grooves, the extrusion sliding block is connected with the extrusion grooves in a sliding mode, a rotating ring cavity is formed in the rotating seat, the rotating ring is connected with the rotating ring cavity in a rotating mode, the extrusion arc block is uniformly formed in the inner ring surface of the rotating ring in the axial direction, the feeding groove is formed in the outer ring surface of the rotating ring, and the rotating clamping plate is connected with the feeding groove in a sliding mode. Drive the swivel becket through rotating rotatory cardboard and rotate to make extrusion arc piece drive extrusion slider and inwards feed and carry out the centre gripping to the cam pump rotor, the extrusion rubber pad then promotes the extrusion effect to the cam pump rotor, actuating mechanism drives and rotates the rotatory third a week of seat single, thereby makes the cam pump rotor rotate third a week after the single is polished again, thereby polishes the cam pump rotor completely through the cubic.
As a preferable scheme of the invention, two ends of the extrusion sliding block, which are close to the auxiliary groove, are provided with the pushing sliding blocks, one end of the pushing sliding block, which is close to the inner end surface of the rotating seat, is provided with the auxiliary spring, and one end of the extrusion sliding block, which is close to the axis of the rotating seat, is provided with the extrusion rubber pad. When the extrusion arc block is separated from the extrusion sliding block, the auxiliary spring drives the extrusion sliding block to reset.
As a preferable scheme of the invention, the outer wall of the rotating seat is provided with an L-shaped sliding groove, and the rotating clamping plate is connected with the L-shaped sliding groove in a sliding mode.
As a preferred scheme of the invention, the driving mechanism comprises an auxiliary motor, an incomplete gear and a driven gear, wherein the auxiliary motor is arranged on the inner wall of the lower end of the driving cavity, the incomplete gear is arranged at the upper end of the output end of the auxiliary motor, the driven gear is arranged at the lower end of the rotating seat, and the incomplete gear is connected with the driven gear in a meshing mode. The auxiliary motor drives the cam pump rotor to rotate for one third of a circle in a single time through the matching of the incomplete gear and the driven gear.
In a preferred embodiment of the present invention, the number of incomplete gear teeth is one third of the number of driven gear teeth.
In addition, the invention also provides a fine machining method of the pump body alloy rotor manufacturing and forming fine machining machine for the cam pump rotor, which comprises the following specific steps:
s1, rotor feeding: after the convex surface and the concave surface of the rotor are aligned with the self-adaptive polishing device, the rotor of the cam pump is fixedly clamped through a rotor fixing device;
s2, processing and pre-operation: after the rotor fixing device drives the cam pump rotor to rotate for one third, the convex surface polishing mechanism and the concave surface polishing mechanism are respectively driven to feed to polishing positions through the double-shaft motor;
s3, polishing: the convex surface polishing belt and the concave surface polishing belt are driven to run by the driving motor I and the driving motor II respectively, so that the convex surface and the concave surface of the cam pump rotor are polished simultaneously;
s4, comprehensively polishing: and repeating the steps S2-S3, so that the cam pump rotor is comprehensively polished, and the cam pump rotor after being comprehensively polished is discharged, stacked and stored in a warehouse.
(III) advantageous effects
1. According to the invention, the convex surface and the concave surface are respectively polished by adopting a belt polishing mode, and the plurality of convex surfaces and concave surfaces are sequentially polished, so that the outer end surface of the cam pump rotor is completely polished; according to the cam pump rotor grinding device, through the design of the self-adaptive grinding structure and the deformable grinding end, the problem that different grinding ends are often needed by the existing device aiming at cam pump rotors with different specifications is solved, and the production cost of small factories and workshop-type enterprises is increased.
2. According to the invention, the driven carriage is driven to feed inwards through the matching of the threaded rotary column and the feeding push plate by the arranged double-shaft motor, so that the convex surface polishing mechanism and the concave surface polishing mechanism are driven to feed to the polishing positions, the other polishing mechanism can still feed after the convex surface polishing mechanism and the concave surface polishing mechanism feed to the polishing positions, so that the convex surface and the concave surface of the cam pump rotor are completely attached, and finally the convex surface polishing mechanism and the concave surface polishing mechanism operate to polish the outer end face of the cam pump rotor.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 isbase:Sub>A cross-sectional view taken along section A-A of FIG. 1 in accordance with the present invention;
FIG. 3 is a cross-sectional view taken along section B-B of FIG. 2 in accordance with the present invention;
FIG. 4 is a mechanical schematic view of the rotor fixture of the present invention;
FIG. 5 is a mechanical schematic of the drive mechanism of the present invention;
FIG. 6 is an enlarged view of a portion I of FIG. 4 in accordance with the present invention;
fig. 7 is a schematic structural view of a lobe pump rotor to which the present invention is directed.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1 to 7, a pump body alloy rotor manufacturing and forming precision processing machine comprises a base 1, a self-adaptive polishing device 2 and a rotor fixing device 3, wherein the upper end of the base 1 is symmetrically provided with a sliding groove in front and back, the self-adaptive polishing device 2 is arranged on the inner wall of the lower end of the sliding groove, and the middle part of the upper end of the base 1 is provided with the rotor fixing device 3;
the rotor fixing device 3 comprises a rotating seat 31, a driving mechanism 32, a feeding rod 33, an extrusion sliding block 34, an auxiliary spring 35, an extrusion rubber pad 36, a rotating ring 37, an extrusion arc block 38 and a rotary clamping plate 39, wherein the rotating seat 31 is arranged at the upper end of a base 1 through a bearing, a driving cavity is formed in the base 1, the driving mechanism 32 is arranged on the inner wall of the lower end of the driving cavity, extrusion grooves are uniformly formed in the inner wall of the rotating seat 31 in the axial direction, auxiliary grooves are symmetrically formed in the two side walls of the extrusion grooves, the feeding rod 33 is erected between the two side walls of the auxiliary grooves, the extrusion sliding block 34 is connected with the extrusion grooves in a sliding mode, a rotating ring cavity is formed in the rotating seat 31, the rotating ring 37 is connected with the rotating ring cavity in a rotating mode, the extrusion arc block 38 is uniformly arranged on the inner annular surface of the rotating ring 37 in the axial direction, the feeding groove is formed in the outer annular surface of the rotating ring 37, and the rotary clamping plate 39 is connected with the feeding groove in a sliding mode. The two ends of the extrusion sliding block 34 close to the auxiliary groove are provided with pushing sliding blocks, one end of the pushing sliding block close to the inner end face of the rotating seat 31 is provided with an auxiliary spring 35, and one end of the extrusion sliding block 34 close to the axis of the rotating seat 31 is provided with an extrusion rubber pad 36. The outer wall of the rotating seat 31 is provided with an L-shaped sliding groove, and the rotating clamping plate 39 is connected with the rotating seat in a sliding mode. Drive swivel ring 37 through rotating rotatory cardboard 39 and rotate to make extrusion arc piece 38 drive extrusion slider 34 and inwards feed and carry out the centre gripping to the lobe pump rotor, L type spout makes rotatory cardboard 39 auto-lock, extrusion rubber pad 36 then promotes the extrusion effect to the lobe pump rotor, actuating mechanism 32 drives and rotates 31 single rotatory third a week of seat, thereby make the lobe pump rotor rotate third a week after once again polishing, thereby polish the lobe pump rotor completely through the cubic. When the pressing arc block 38 is separated from the pressing slide block 34, the auxiliary spring 35 drives the pressing slide block 34 to return.
The driving mechanism 32 comprises an auxiliary motor 321, an incomplete gear 322 and a driven gear 323, the auxiliary motor 321 is arranged on the inner wall of the lower end of the driving cavity, the incomplete gear 322 is arranged at the upper end of the output end of the auxiliary motor 321, the driven gear 323 is arranged at the lower end of the rotating seat 31, and the incomplete gear 322 is connected with the driven gear 323 in a meshing mode. The number of teeth of the incomplete gear 322 is one third of the number of teeth of the driven gear 323. The auxiliary motor 321 drives the cam pump rotor to rotate one third of a circle in a single time through the matching of the incomplete gear 322 and the driven gear 323.
The self-adaptive polishing device 2 comprises a double-shaft motor 21, a thread rotary column 22, a feeding push plate 23, a driven sliding frame 24, a propelling spring 25, a mounting bottom plate 26, a mounting top plate 27, a convex polishing mechanism 28 and a concave polishing mechanism 29, wherein the double-shaft motor 21 is arranged on the inner wall of the lower end of a sliding groove positioned on the front side through a motor base, the thread rotary column 22 is symmetrically arranged at the left end and the right end of the output end of the double-shaft motor 21, the thread rotary column 22 is respectively connected with the inner walls of the left end and the right end of the sliding groove positioned on the front side through a rotating mode, the feeding push plate 23 is connected with the thread rotary column 22 through a threaded connection mode, the driven sliding frame 24 is connected with the sliding groove through a sliding mode, the mounting bottom plate 26 is arranged below the near end of the driven sliding frame 24, the mounting top plate 27 is arranged above the near end of the driven sliding frame 24, the convex polishing mechanism 28 is arranged between the mounting bottom plate 26 and the mounting top plate 27 positioned on the left side, and the concave polishing mechanism 29 is arranged between the mounting bottom plate 26 and the mounting top plate 27 on the right side; a guide bar is provided between both side walls of the rear slide groove, and the driven carriage 24 is connected to the guide bar in a sliding manner. The double-shaft motor 21 drives the driven sliding frame 24 to feed inwards through the matching of the threaded rotary column 22 and the feeding push plate 23, so that the convex surface polishing mechanism 28 and the concave surface polishing mechanism 29 are driven to feed to polishing positions, the pushing spring 25 enables the convex surface polishing mechanism 28 and the concave surface polishing mechanism 29 to feed to the polishing positions, the other polishing mechanism can still feed continuously, so that the convex surface and the concave surface of the cam pump rotor are completely attached, and finally the convex surface polishing mechanism 28 and the concave surface polishing mechanism 29 operate to polish the outer end face of the cam pump rotor.
The convex grinding mechanism 28 comprises a driving motor I281, a driving rotating roller I282, a hinge frame 283, a positioning roller 284, a sliding rod 285, a tension column 286, a tension spring 287 and a convex grinding belt 288, the inner wall of the lower end of the mounting bottom plate 26 positioned on the left side of the rotor fixing device 3 is provided with the driving motor I281 through a motor base, the upper end of the output end of the driving motor I281 is provided with the driving rotating roller I282, the hinge frames 283 are symmetrically arranged in the front and back of the right end of the driven sliding frame 24 positioned on the left side in a hinge mode, the hinge frames 283 are connected with the driven sliding frame through torsion springs, and the positioning roller 284 is erected between the inner walls of the upper end and the lower end of the hinge frame 283; when the driven sliding frame 24 feeds inwards, the convex surface of the fixed cam pump rotor is abutted against the convex surface grinding belt 288, so that the convex surface grinding belt 288 is sunken inwards, the hinge frame 283 overturns inwards, the positioning roller 284 drives the convex surface grinding belt 288 to wrap and cling to the convex surface of the cam pump rotor, the driving motor 281 drives the convex surface grinding belt 288 to operate by matching the driving rotating roller 282 with the rotating roller, and therefore the convex surface of the cam pump rotor is subjected to wrapping type grinding, and the cam pump rotor is ground more precisely;
the upper end of the mounting bottom plate 26 on the left side is symmetrically provided with tensioning chutes in front and back, sliding rods 285 are erected between two side walls of the tensioning chutes, tensioning columns 286 are connected with the sliding rods 285 in a sliding mode, the left end of the tensioning columns 286 is provided with a tensioning spring 287, the outer walls of the positioning rollers 284 and the tensioning columns 286 are provided with rotating rollers in a rotating mode, and the outer walls of the rotating rollers and the first driving rotating rollers 282 are sleeved with convex polishing belts 288; when the crowning belt 288 is recessed inwardly, the crowning belt 288 is opened outwardly by squeezing the tension posts 286. When the follower carriage 24 is reset, the tension spring urges the tension post 286 to feed to the right, thereby keeping the crowning belt 288 in tension at all times.
Concave surface grinding machanism 29 include driving motor two 291, drive changes two 292 of roller, auxiliary rod 293, adjusting roller 294, tensioning roller 295 and concave surface grinding belt 296, driving motor two 291 sets up on the mounting plate 26 lower extreme inner wall that is located the right side through the motor cabinet, three spout has been seted up backward in the past to the mounting plate 26 upper end that is located the right side, auxiliary rod 293 has been erect between the spout both sides wall, adjusting roller 294 is connected with the auxiliary rod 293 of front and back both sides through the sliding mode respectively, tensioning roller 295 is connected with the auxiliary rod 293 that is located the intermediate position through the sliding mode, adjusting roller 294 and tensioning roller 295 right-hand member are provided with reset spring, adjusting roller 294 and tensioning roller 295 outer wall all are provided with rotatory roller through the sliding mode, the cover is equipped with concave surface grinding belt 296 on rotatory roller and the drive changes two 292 outer walls. When the driven sliding frame 24 is fed inwards, the fixed concave surface of the cam pump rotor is abutted against the concave surface polishing belt 296, the concave surface of the cam pump rotor drives the adjusting roller 294 to extrude the return spring to feed rightwards, so that the concave surface polishing belt 296 is attached to the concave surface of the cam pump rotor, the return spring continuously applies leftward propelling force to the tensioning roller 295, the concave surface polishing belt 296 is always kept in a tensioning state, the driving motor II 291 drives the concave surface polishing belt 296 to operate through the driving rotating roller II 292 and the rotating roller, and therefore the concave surface of the cam pump rotor is abutted and polished. When the concave polishing belt 296 is separated from the concave surface of the cam pump rotor, the return springs drive the adjusting roller 294 and the tension roller 295, respectively, to return to the left.
In addition, the invention also provides a fine machining method of the pump body alloy rotor manufacturing and forming fine machining machine for the cam pump rotor, which comprises the following specific steps:
s1, rotor feeding: after the convex surface and the concave surface of the rotor are aligned with the self-adaptive polishing device 2, the rotor of the cam pump is fixedly clamped through a rotor fixing device 3; the cam pump rotor is clamped by rotating the rotary clamping plate 39 to rotate the rotary ring 37, so that the extrusion arc blocks 38 drive the extrusion sliding blocks 34 to feed inwards.
S2, processing and pre-operation: after the rotor fixing device 3 drives the cam pump rotor to rotate for one third, the convex surface polishing mechanism 28 and the concave surface polishing mechanism 29 are respectively driven to feed to the polishing position through the double-shaft motor 21; the auxiliary motor 321 drives the cam pump rotor to rotate one third of a circle at a time through the matching of the incomplete gear 322 and the driven gear 323, and the double-shaft motor 21 drives the driven sliding frame 24 to feed inwards through the matching of the threaded rotary column 22 and the feeding push plate 23, so as to drive the convex surface polishing mechanism 28 and the concave surface polishing mechanism 29 to feed to the polishing position.
S3, polishing: the convex grinding belt 288 and the concave grinding belt 296 are driven to run by the first driving motor 281 and the second driving motor 291 respectively, so that the convex surface and the concave surface of the cam pump rotor are ground simultaneously; the cooperation that a 281 of driving motor changes roller 282 and live-rollers through the drive drives the operation of crowning belt 288 of polishing to carry out the parcel formula to the lobe pump rotor crowning and polish, two 291 of driving motor drive the operation of concave surface belt 296 of polishing through two 292 of drive commentaries on classics roller and rotatory roller, thereby contradict to polish the lobe pump rotor concave surface.
S4, comprehensively polishing: and repeating the steps S2-S3, so that the cam pump rotor is comprehensively polished, and the cam pump rotor after being comprehensively polished is discharged, stacked and stored. The driving mechanism 32 drives the rotating base 31 to rotate one third of a circle at a time, so that the cam pump rotor rotates one third of a circle after being polished at a time, and the cam pump rotor is completely polished by three times of polishing.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a pump body alloy rotor makes shaping finish machining machinery, includes base (1), self-adaptation grinding device (2) and rotor fixing device (3), its characterized in that: the upper end of the base (1) is symmetrically provided with sliding grooves in the front and back directions, the self-adaptive polishing device (2) is arranged on the inner wall of the lower end of each sliding groove, and the middle part of the upper end of the base (1) is provided with a rotor fixing device (3);
the self-adaptive polishing device (2) comprises a double-shaft motor (21), a threaded rotary column (22), a feeding push plate (23), a driven sliding frame (24), a propelling spring (25), a mounting bottom plate (26), a mounting top plate (27), a convex polishing mechanism (28) and a concave polishing mechanism (29), wherein the double-shaft motor (21) is arranged on the inner wall of the lower end of a sliding groove on the front side through a motor base, the threaded rotary column (22) is symmetrically arranged at the left end and the right end of the output end of the double-shaft motor (21), the feeding push plate (23) is connected with the threaded rotary column (22) in a threaded connection mode, the driven sliding frame (24) is connected with the sliding groove in a sliding mode, the mounting bottom plate (26) is arranged below the near end of the driven sliding frame (24), the mounting top plate (27) is arranged above the near end of the driven sliding frame (24), the convex polishing mechanism (28) is arranged between the mounting bottom plate (26) and the mounting top plate (27) on the left side, and the concave polishing mechanism (29) is arranged between the mounting bottom plate (26) and the mounting top plate (27) on the right side;
the convex surface grinding mechanism (28) comprises a driving motor I (281), a driving rotating roller I (282), a hinge frame (283), a positioning roller (284), a sliding rod (285), a tensioning column (286), a tensioning spring (287) and a convex surface grinding belt (288), wherein the driving motor I (281) is arranged on the inner wall of the lower end of the mounting bottom plate (26) on the left side through a motor base, the driving rotating roller I (282) is arranged at the upper end of the output end of the driving motor I (281), the hinge frame (283) is symmetrically arranged at the front and back of the right end of the driven sliding frame (24) on the left side in a hinge mode, and the positioning roller (284) is erected between the inner walls of the upper end and the lower end of the hinge frame (283);
tensioning chutes are symmetrically formed in the front and back of the upper end of the mounting base plate (26) on the left side, sliding rods (285) are erected between two side walls of each tensioning chute, tensioning columns (286) are connected with the sliding rods (285) in a sliding mode, tensioning springs (287) are arranged at the left ends of the tensioning columns (286), rotating rollers are arranged on the outer walls of the positioning rollers (284) and the tensioning columns (286) in a rotating mode, and convex polishing belts (288) are sleeved on the outer walls of the rotating rollers and the first driving rotating rollers (282);
concave surface grinding machanism (29) including driving motor two (291), drive changes roller two (292), auxiliary rod (293), adjusting roller (294), tensioning roller (295) and concave surface belt (296) of polishing, driving motor two (291) set up on being located the mounting plate (26) lower extreme inner wall on right side through the motor cabinet, three spout has been seted up from the front toward the back in mounting plate (26) upper end that is located the right side, auxiliary rod (293) have been erect between the spout both sides wall, adjusting roller (294) are connected with auxiliary rod (293) of front and back both sides through the slip mode respectively, tensioning roller (295) are connected with auxiliary rod (293) that are located the intermediate position through the slip mode, adjusting roller (294) and roller (295) outer wall all are provided with rotatory roller through the slip mode, the cover is equipped with concave surface belt (296) of polishing on rotatory roller and drive change roller two (292) outer wall.
2. The pump body alloy rotor manufacturing and molding finishing machine as claimed in claim 1, wherein: a guide rod is arranged between two side walls of the sliding groove positioned at the rear side, and a driven sliding frame (24) is connected with the guide rod in a sliding mode.
3. The pump body alloy rotor manufacturing, shaping and finishing machine of claim 1, wherein: the rotor fixing device (3) comprises a rotating seat (31), a driving mechanism (32), a feeding rod (33), an extrusion sliding block (34), an auxiliary spring (35), an extrusion rubber pad (36), a rotating ring (37), extrusion arc blocks (38) and a rotating clamping plate (39), wherein the rotating seat (31) is arranged at the upper end of a base (1) through a bearing, a driving cavity is formed in the base (1), the driving mechanism (32) is arranged on the inner wall of the lower end of the driving cavity, extrusion grooves are uniformly formed in the inner wall of the rotating seat (31) along the axial direction, the auxiliary grooves are symmetrically formed in the two side walls of the extrusion grooves, the feeding rod (33) is erected between the two side walls of the auxiliary grooves, the extrusion sliding block (34) is connected with the extrusion grooves in a sliding mode, a rotating ring cavity is formed in the rotating seat (31), the rotating ring (37) is connected with the rotating ring cavity in a rotating mode, the extrusion arc blocks (38) are uniformly arranged on the inner annular surface of the rotating ring (37) along the axial direction, the outer annular surface of the rotating ring (37) is provided with a feeding groove, and the rotating clamping plate (39) is connected with the feeding groove in a sliding mode.
4. The pump body alloy rotor manufacturing, shaping and finishing machine of claim 3, wherein: and pushing sliding blocks are arranged at two ends, close to the auxiliary groove, of the extruding sliding block (34), an auxiliary spring (35) is arranged at one end, close to the inner end face of the rotating seat (31), of each pushing sliding block, and an extruding rubber pad (36) is arranged at one end, close to the axis of the rotating seat (31), of each extruding sliding block (34).
5. The pump body alloy rotor manufacturing and molding finishing machine according to claim 3, characterized in that: an L-shaped sliding groove is formed in the outer wall of the rotating seat (31), and the rotating clamping plate (39) is connected with the L-shaped sliding groove in a sliding mode.
6. The pump body alloy rotor manufacturing and molding finishing machine according to claim 3, characterized in that: the driving mechanism (32) comprises an auxiliary motor (321), an incomplete gear (322) and a driven gear (323), the auxiliary motor (321) is arranged on the inner wall of the lower end of the driving cavity, the incomplete gear (322) is arranged at the upper end of the output end of the auxiliary motor (321), the driven gear (323) is arranged at the lower end of the rotating seat (31), and the incomplete gear (322) is connected with the driven gear (323) in a meshing mode.
7. The pump body alloy rotor manufacturing and molding finishing machine according to claim 6, characterized in that: the tooth number of the incomplete gear (322) is one third of that of the driven gear (323).
8. The pump body alloy rotor manufacturing and molding finishing machine as claimed in claim 1, wherein: the method for finely machining the alloy rotor of the pump body by the fine machining machine comprises the following steps:
s1, rotor feeding: after the convex surface and the concave surface of the rotor are aligned with the self-adaptive grinding device (2), the rotor of the cam pump is fixedly clamped through a rotor fixing device (3);
s2, processing and pre-operation: after the rotor fixing device (3) drives the cam pump rotor to rotate for one third, the convex surface polishing mechanism (28) and the concave surface polishing mechanism (29) are respectively driven to feed to polishing positions through the double-shaft motor (21);
s3, polishing: the convex grinding belt (288) and the concave grinding belt (296) are driven to run by the first driving motor (281) and the second driving motor (291), so that the convex surface and the concave surface of the cam pump rotor are simultaneously ground;
s4, comprehensively polishing: and repeating the steps S2-S3, so that the cam pump rotor is comprehensively polished, and the cam pump rotor after being comprehensively polished is discharged, stacked and stored.
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| CN114054524A (en) * | 2021-11-19 | 2022-02-18 | 广州众山精密科技有限公司 | Wire drawing device with can dismantle running roller |
| CN114227477A (en) * | 2022-02-24 | 2022-03-25 | 徐州坤达门窗有限公司 | High accuracy door and window grinding device |
| CN115958507B (en) * | 2023-03-16 | 2023-06-06 | 海林阀门科技河北有限公司 | Polisher for valve production |
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| EP2422929B2 (en) * | 2010-08-27 | 2017-03-01 | Jöst GmbH | Grinding device for mechanical grinding of rotor blades for wind power systems |
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| DE19615946A1 (en) * | 1995-12-22 | 1997-06-26 | Allweiler Ag | Method of machining axially mounted workpiece, especially helicoidal rotor of displacement pumps |
| CN205600469U (en) * | 2016-05-16 | 2016-09-28 | 许尚武 | Automatic grinding device of arc work piece |
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Effective date of registration: 20221228 Address after: Room 507, Building 1, Xingshang Development Building, Gongshu District, Hangzhou City, Zhejiang Province, 310000 Applicant after: Hangzhou Bide Technology Co.,Ltd. Address before: 314499 Xinghai times building, 140 Wenzong South Road, Haizhou street, Haining City, Jiaxing City, Zhejiang Province Applicant before: Li Yiyi |
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