CN113305672B - Surface finish machining equipment after valve body casting molding - Google Patents
Surface finish machining equipment after valve body casting molding Download PDFInfo
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- CN113305672B CN113305672B CN202110807980.6A CN202110807980A CN113305672B CN 113305672 B CN113305672 B CN 113305672B CN 202110807980 A CN202110807980 A CN 202110807980A CN 113305672 B CN113305672 B CN 113305672B
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- 238000005266 casting Methods 0.000 title claims abstract description 13
- 238000003754 machining Methods 0.000 title claims abstract description 13
- 238000000465 moulding Methods 0.000 title claims abstract description 9
- 238000005520 cutting process Methods 0.000 claims abstract description 68
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 238000005498 polishing Methods 0.000 claims abstract description 18
- 238000001125 extrusion Methods 0.000 claims description 46
- 230000002457 bidirectional effect Effects 0.000 claims description 23
- 239000002699 waste material Substances 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 4
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 239000011159 matrix material Substances 0.000 claims description 3
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000012530 fluid Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 229910001338 liquidmetal Inorganic materials 0.000 description 2
- 230000002285 radioactive effect Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000007730 finishing process Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001846 repelling effect Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/04—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
-
- 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
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/02—Bench grinders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- 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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention relates to a valve body casting molding rear surface finish machining device, which comprises a bottom plate, a workbench, a fixing mechanism, a cutting mechanism and a polishing mechanism, wherein the workbench is arranged on the upper end surface of the bottom plate, the fixing mechanism and the cutting mechanism are arranged on the upper end surface of the bottom plate, the cutting mechanism is positioned on the rear side of the fixing mechanism, and the polishing mechanism is arranged on the cutting mechanism. Thereby improving the production efficiency.
Description
Technical Field
The invention relates to the technical field of surface finish machining after valve body casting molding, in particular to surface finish machining equipment after valve body casting molding.
Background
The valve is a pipeline accessory used for opening and closing a pipeline, controlling the flow direction, adjusting and controlling parameters (temperature, pressure and flow) of a conveying medium, is also a control part in a fluid conveying system, has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like, is used for the valve of the fluid control system, and can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like from the simplest stop valve to the extremely complicated automatic control system, and has quite various varieties and specifications, wherein the valve can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like, and the main parts in the valve are valve bodies which have different mechanical manufacturing methods according to the pressure grade, for example: in casting, forging, and the like, a gate may remain on a cast valve body after the valve body is demolded, and in order not to affect use of the valve body, the gate on the valve body is cut off, and the cut-off portion is not flat after the cutting off, and therefore, the cut-off portion needs to be subjected to finish machining.
However, the following problems may be encountered in the surface finishing process after the valve body is cast: 1. when the valve body is cut off, the pouring gate is fixed and unstable due to the structural reason of the valve body, and the valve body is rocked left and right during cutting, so that the cutting of the position of the cutting gate is inaccurate, and the quality of valve body casting is influenced.
2. Traditional valve body cutting position and valve body place the distance between the position fixed, lead to when cutting the valve body of unidimensional not, and can not adjust the cutting depth as required, still need to carry out reworking to the sprue gate with the file after the cutting, increase workman's intensity of labour, reduced production efficiency.
Disclosure of Invention
In order to make up the defects of the prior art, the invention provides surface finishing equipment for the cast and formed valve body.
The technical scheme adopted by the invention to solve the technical problem is as follows: the utility model provides a valve body casting shaping back surface finish machining treatment facility, includes bottom plate, workstation, fixed establishment, excision mechanism and grinding machanism, the up end of bottom plate install the workstation, the up end of bottom plate is provided with fixed establishment and excision mechanism, excision mechanism is located fixed establishment's rear side, is provided with grinding machanism on the excision mechanism.
The fixing mechanism comprises a supporting plate, a bidirectional threaded rod, a circular hole, a first forward and reverse rotating motor, a guide shaft, a driving plate, a pushing rod, a fixing cylinder, an arc-shaped groove, a limiting groove, a reset spring rod, a pushing plate, a connecting plate, an arc-shaped clamping plate, an extrusion spring rod, an extrusion rod, a backing plate, an electromagnet, a disc and a rotating rod, wherein the supporting plate is symmetrically arranged on the left side and the right side of the upper end surface of the bottom plate and is positioned on the left side and the right side of the workbench, the supporting plate is rotationally connected with the bidirectional threaded rod, the circular hole is formed in the right end surface of the workbench, the bidirectional threaded rod penetrates through the circular hole, the first forward and reverse rotating motor is arranged on the supporting plate on the right side, the right end of the bidirectional threaded rod penetrates through the supporting plate and is connected with an output shaft of the first forward and reverse rotating motor, the guide shafts are fixedly arranged on opposite surfaces of the left supporting plate and the right supporting plate, the driving plates are arranged between the left guide shaft and the bidirectional threaded rod, the driving plate is in threaded connection with the bidirectional threaded rod, the end faces of the left and right driving plates close to the workbench are both provided with a fixed cylinder through a push rod, the fixed cylinder consists of an end cover and a cylinder, the outer wall of the fixed cylinder is provided with arc-shaped grooves at equal intervals along the circumferential direction, the arc-shaped grooves are communicated with the inner wall of the fixed cylinder, the left and right ends of the inner wall of the fixed cylinder are provided with limit grooves at equal intervals along the circumferential direction, a push plate is arranged in the limit grooves through a reset spring rod, an arc-shaped clamping plate is arranged on the push plate through a connecting plate, the arc-shaped clamping plate is in sliding connection with the arc-shaped grooves, the end face of the inner wall of the fixed cylinder close to the push rod is provided with an extrusion rod through the extrusion spring rod, a backing plate is arranged after the extrusion rod penetrates through one end of the fixed cylinder far away from the push rod, electromagnets with magnetic repulsion are respectively arranged on the left and right backing plates, a disc is fixedly sleeved on the extrusion rod, and a rotating rod is hinged between the end face of the disc close to the extrusion spring rod and the push plate, push pedal extrusion reset spring pole contracts, and when the push pedal removed, it moved to the outside through the connecting plate promotion arc cardboard, and the arc cardboard removed carries out the chucking to the inner wall of valve body fixed, has avoided producing the situation that removes when carrying out the cutting of valve body sprue gate.
The cutting mechanism comprises vertical plates, guide rods, a first threaded rod, a second forward and reverse rotating motor, a rectangular box, an L-shaped plate, a rotating shaft, a cutting knife and a driving motor, wherein the vertical plates are symmetrically arranged at the left and right sides of the upper end of the bottom plate, the guide rods are symmetrically and fixedly arranged between the vertical plates in a front-back mode, the first threaded rod is rotatably connected between the vertical plates and is positioned between the front guide rod and the rear guide rod, the second forward and reverse rotating motor is arranged on one vertical plate through a motor base, the first threaded rod penetrates through the vertical plates and is connected with output shafts of the second forward and reverse rotating motor, the rectangular box is arranged on the guide rods and the first threaded rod and is in threaded connection with the first threaded rod, the L-shaped plate is arranged in the rectangular box, the rotating shaft is rotatably connected with the front end surface of the L-shaped plate, the cutting knife is arranged at the front end of the rotating shaft, and the driving motor is arranged at the rear end surface of the L-shaped plate through the motor base, the rear end of the rotating shaft penetrates through the L-shaped plate and is connected with an output shaft of the driving motor.
Wherein, grinding machanism include pivot, grinding wheel and belt, the preceding terminal surface of L template rotate and be connected with the pivot, the front end of pivot is provided with grinding wheel, grinding wheel is located the left side of cutting knife, all fixed cover is equipped with the band pulley in pivot and the axis of rotation, connect through belt drive jointly between the band pulley, the cutting knife removes the cutting under the drive of axis of rotation and threaded rod, after the cutting knife removes the cutting, grinding wheel will cut the mouth and polish the processing, avoid having the burr to remain on the valve body.
Wherein, the rectangle box around between the inner wall bilateral symmetry fixed mounting have a guide bar, the guide bar runs through the lower extreme of L template, it is connected with No. two threaded rods to rotate between the inner wall around the rectangle box, No. two threaded rods and L template spiro union, No. two threaded rods are located between two guide bars about, the rear end of No. two threaded rods runs through the rectangle box and installs the rotation handle, No. two threaded rods rotate and drive the L template in the rectangle box and remove, thereby drive the cutting knife and remove with the wheel of polishing, adjust the interval between cutting knife and the valve body, thereby can be accurate cut the valve body and polish.
Wherein, the up end of workstation install three support frame, the support frame is located the left and right sides and the rear side of the up end of workstation respectively, and be located fixed connection between the support frame of rear side and the workstation, U type groove has been seted up on the support frame, the ladder groove has been seted up to the up end of workstation, four ladder grooves are the matrix and arrange, ladder inslot sliding connection has the T template, two T templates are a set of around, the up end of controlling two sets of T templates is connected with the support frame of the left and right sides terminal surface respectively, the position when the support frame is convenient for place the valve body is fixed a position.
Wherein, the rear end surface of the workbench is provided with a chute which is arranged in a backward inclined way and is positioned at the rear side of the supporting frame fixedly connected with the rear side of the upper end surface of the workbench, the chute is convenient for a sprue gate cut off from the valve body to guide and fall,
the bottom plate is provided with a waste material box, the waste material box is located on the rear end face of the workbench and located below the guide rod, and the waste material box is used for collecting the cut pouring gate.
And one end of the guide shaft, which is close to the workbench, is provided with a baffle plate, and the baffle plate limits the driving plate.
The end face, far away from the connecting plate, of the arc-shaped clamping plate is provided with a rubber pad, and the rubber pad prevents the arc-shaped clamping plate from clamping the valve body.
In addition, the invention also provides a surface finish machining method after the valve body is cast and molded, which is completed by matching the surface finish machining equipment after the valve body is cast and molded, and comprises the following steps: s1, placing: the support frame of the left side and the right side is movable, so that the valve bodies with different sizes can be conveniently placed, and after the position of the support frame is adjusted, the port of the valve body is placed in the U-shaped groove.
S2, fixing: two extrusion ram extrusion spring levers shrink about the effect that the electro-magnet switched on after through repelling each other promotes, the extrusion ram removes and drives the disc and move, the disc removes and promotes the push pedal through the dwang and move to the outside, push pedal extrusion reset spring lever shrinks simultaneously, when the push pedal removes promote the arc cardboard to move to the outside through the connecting plate, the arc cardboard removes to carry out the chucking fixed to the inner wall of valve body.
S3, cutting and polishing: a threaded rod rotates and drives the rectangle box and remove to make the cutting knife remove the cutting under the drive of axis of rotation and a threaded rod, after the cutting knife removed the cutting, the wheel of polishing was polished the cutting opening and is handled.
S4, taking down: after the cutting and polishing are finished, the electromagnet is powered off, so that the arc-shaped clamping plate does not limit the valve body any more, then the first forward and reverse rotating motor is started to rotate reversely, the bidirectional threaded rod moves the fixing barrel, the extrusion rod, the base plate and the electromagnet out of the valve body through the driving plate, and then the valve body is taken down.
Has the advantages that: 1. the fixing mechanism adopted by the invention is directly clamped into the left and right ports of the valve body through the arc-shaped clamping plate for fixing, so that the left and right shaking of the pouring gate of the valve body is avoided during cutting, the accuracy of the cutting position of the pouring gate of the valve body is improved, and meanwhile, the positions of the cutting mechanism and the grinding mechanism which are adopted can be adjusted, and the positions can be adjusted according to the size of the valve body, so that the phenomenon that the pouring gate is machined again is avoided, the labor intensity of workers is prevented from being increased, and the production efficiency is further improved.
2. The pushing plate pushes the arc-shaped clamping plate to move outwards through the connecting plate while moving, the arc-shaped clamping plate moves to clamp and fix the inner wall of the valve body, and the situation that the valve body sprue gate moves when being cut is avoided.
3. The second threaded rod rotates to drive the L-shaped plate in the rectangular box to move, so that the cutting knife and the grinding wheel are driven to move, the distance between the cutting knife and the valve body is adjusted, and the valve body can be accurately cut and ground.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a first perspective view (from front to back) of the present invention.
Fig. 2 is a partially enlarged view of fig. 1 a according to the present invention.
Fig. 3 is a second perspective view (from back to front) of the present invention.
Fig. 4 is a front cross-sectional view of the securing mechanism of the present invention.
Fig. 5 is a front sectional view of the present invention.
Fig. 6 is a partial enlarged view of the invention at B of fig. 5.
Fig. 7 is a schematic perspective view of the valve body of the present invention.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.
The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.
As shown in fig. 1 to 7, a valve body casting molding rear surface finish machining processing device comprises a bottom plate 1, a workbench 2, a fixing mechanism 3, a cutting mechanism 4 and a grinding mechanism 5, wherein the workbench 2 is installed on the upper end face of the bottom plate 1, the fixing mechanism 3 and the cutting mechanism 4 are arranged on the upper end face of the bottom plate 1, the cutting mechanism 4 is located on the rear side of the fixing mechanism 3, and the grinding mechanism 5 is arranged on the cutting mechanism 4.
The fixing mechanism 3 comprises a supporting plate 30, a bidirectional threaded rod 31, a circular hole 32, a first forward and reverse rotation motor 33, a guide shaft 34, a driving plate 35, a pushing rod 36, a fixing cylinder 37, an arc-shaped groove 38, a limiting groove 39, a reset spring rod 3a, a pushing plate 3b, a connecting plate 3c, an arc-shaped clamping plate 3d, an extrusion spring rod 3e, an extrusion rod 3f, a backing plate 3g, an electromagnet 3h, a disc 3k and a rotating rod 3m, wherein the supporting plate 30 is symmetrically arranged on the left and right of the upper end surface of the bottom plate 1, the supporting plate 30 is positioned on the left side and the right side of the workbench 2, the supporting plate 30 is rotatably connected with the bidirectional threaded rod 31, the circular hole 32 is arranged on the workbench 2, the bidirectional threaded rod 31 penetrates through the circular hole 32, the first forward and reverse rotation motor 33 is arranged on the supporting plate 30 on the right side, the right end of the bidirectional threaded rod 31 penetrates through the supporting plate 30 and is fixedly connected with an output shaft of the forward and reverse rotation motor 33, the opposite surfaces of the left and right support plates 30 are fixedly provided with guide shafts 34, driving plates 35 are arranged between the left and right guide shafts 34 and the bidirectional threaded rod 31, the driving plates 35 are in threaded connection with the bidirectional threaded rod 31, the end surfaces of the left and right driving plates 35 close to the workbench 2 are provided with fixed cylinders 37 through push rods 36, each fixed cylinder 37 consists of an end cover and a cylinder, the outer wall of each fixed cylinder 37 is provided with arc-shaped grooves 38 at equal intervals along the circumferential direction, the arc-shaped grooves 38 are communicated with the inner wall of the fixed cylinder 37, the left and right ends of the inner wall of the fixed cylinder 37 are provided with limit grooves 39 at equal intervals along the circumferential direction, push plates 3b are arranged in the limit grooves 39 through reset spring rods 3a, arc-shaped clamp plates 3d are arranged on the push plates 3b through connecting plates 3c, the arc-shaped clamp plates 3d are in sliding connection with the arc-shaped grooves 38, the end surfaces of the inner wall of the fixed cylinder 37 close to the push rods 36 are provided with extrusion rods 3f through extrusion spring rods 3e, the extrusion rod 3f penetrates through one end of the fixed cylinder 37 far away from the push rod 36 and then is provided with a backing plate 3g, the left backing plate 3g and the right backing plate 3g are respectively provided with electromagnets 3h with repulsive magnetism, a disc 3k is fixedly sleeved on the extrusion rod 3f, a rotating rod 3m is hinged between the end surface of the disc 3k close to the extrusion spring rod 3e and the push plate 3b, when the machine works, the valve body after demoulding and cooling is placed on the workbench 2, then a forward and reverse rotating motor 33 is started to rotate, the forward and reverse rotating motor 33 drives the bidirectional threaded rod 31 to rotate, the bidirectional threaded rod 31 drives the driving plates 35 at the left side and the right side to move towards the workbench 2, the driving plates 35 push the fixed cylinder 37 to move through the push rod 36 while moving, the fixed cylinder 37 moves into the round holes at the left side and the right side of the valve body, when the arc-shaped clamping plate 3d on the fixed cylinder 37 moves into the valve body, the first forward and reverse rotation motor 33 stops working, then the electromagnet 3h is electrified, after the electromagnet 3h is electrified, the left and right extrusion rods 3f are pushed to extrude the extrusion spring rods 3e to contract through the repulsive action, the extrusion rods 3f move to drive the disc 3k to move, the disc 3k moves to push the push plate 3b to move outwards through the rotating rod 3m, meanwhile, the push plate 3b extrudes the reset spring rods 3a to contract, the push plate 3b moves and simultaneously pushes the arc-shaped clamping plate 3d to move outwards through the connecting plate 3c, the arc-shaped clamping plate 3d moves to clamp and fix the valve body close to the inner wall opening, the moving condition generated during the cutting of the pouring gate of the valve body is avoided, after the pouring gate of the valve body is cut and polished, the electromagnet 3h is powered off, the extrusion rods 3f reset under the action of the extrusion spring rods 3e, and simultaneously, the reset spring rods 3a drive the push plate 3b to reset, therefore, the arc-shaped clamping plate 3d does not limit the valve body any more, and then the first forward and reverse rotation motor 33 is started to rotate reversely, so that the bidirectional threaded rod 31 drives the fixed cylinder 37, the extrusion rod 3f, the backing plate 3g and the electromagnet 3h to move out of the valve body through the driving plate 35, and then the valve body is taken down.
The cutting mechanism 4 comprises vertical plates 40, guide rods 41, a first threaded rod 42, a second forward and reverse rotating motor 43, rectangular boxes 44, L-shaped plates 45, rotating shafts 46, cutting knives 47 and a driving motor 48, wherein the vertical plates 40 are symmetrically installed at the upper end of the bottom plate 1 from left to right, the guide rods 41 are symmetrically and fixedly installed between the vertical plates 40 from front to back, the first threaded rod 42 is rotatably connected between the vertical plates 40, the first threaded rod 42 is positioned between the front and rear guide rods 41, the second forward and reverse rotating motor 43 is installed on one vertical plate 40 through a motor base, the first threaded rod 42 penetrates through the vertical plate 40 and is connected with output shafts of the second forward and reverse rotating motor 43, the rectangular boxes 44 are arranged on the guide rods 41 and the first threaded rod 42, the rectangular boxes 44 are in threaded connection with the first threaded rod 42, the L-shaped plates 45 are arranged in the rectangular boxes 44, the rotating shafts 46 are rotatably connected with the front end faces of the L-shaped plates 45, and the cutting knives 47 are installed at the front ends of the rotating shafts 46, the rear end face of the L-shaped plate 45 is provided with a driving motor 48 through a motor base, and the rear end of the rotating shaft 46 penetrates through the L-shaped plate 45 and is connected with an output shaft of the driving motor 48.
The polishing mechanism 5 comprises a rotating shaft 50, a polishing wheel 51 and a belt 52, the front end face of the L-shaped plate 45 is rotatably connected with the rotating shaft 50, the polishing wheel 51 is arranged at the front end of the rotating shaft 50, the polishing wheel 51 is positioned on the left side of the cutting knife 47, belt wheels are fixedly sleeved on the rotating shaft 50 and the rotating shaft 46, and the belt wheels are in transmission connection through the belt 52, in operation, after the valve body is fixed, a second forward and reverse rotation motor 43 and a driving motor 48 are started, the driving motor 48 drives the cutting knife 47 to rotate through the rotating shaft 46, the rotating shaft 46 rotates to drive the rotating shaft 50 to rotate through the belt 52, the rotating shaft 50 rotates to drive the polishing wheel 51 to rotate, meanwhile, the second forward and reverse rotation motor 43 rotates to drive a first threaded rod 42 to rotate, the first threaded rod 42 rotates to drive the rectangular box 44 to move, so that the cutting knife 47 can move under the driving of the rotating shaft 46 and the first threaded rod 42, after the cutting knife 47 moves and cuts, the grinding wheel 51 polishes the cutting opening, and burrs are prevented from remaining on the valve body.
Bilateral symmetry fixed mounting has guide bar 440 between the front and back inner wall of rectangle box 44, guide bar 440 runs through the lower extreme of L template 45, it is connected with No. two threaded rods 441 to rotate between the front and back inner wall of rectangle box 44, No. two threaded rods 441 and L template 45 spiro union, No. two threaded rods 441 are located between two left and right sides guide bar 440, the rear end of No. two threaded rods 441 runs through rectangle box 44 and installs and rotate 442, in operation, when the distance between cutting knife 47 and the fixed valve body needs to carry out the control interval, drive No. two threaded rods 441 to rotate 442 and rotate, No. two threaded rods 441 rotate and drive L template 45 in the rectangle box 44 and move, thereby drive cutting knife 47 and grinding wheel 51 and move, adjust the interval between cutting knife 47 and the valve body, thereby can be accurate cut and polish the valve body.
The upper end surface of the workbench 2 is provided with three support frames 20, the support frames 20 are respectively positioned at the left side, the right side and the rear side of the upper end surface of the workbench 2, and the supporting frame 20 positioned at the rear side is fixedly connected with the workbench 2, the supporting frame 20 is provided with a U-shaped groove 21, the upper end surface of the workbench 2 is provided with a stepped groove 22, four stepped grooves 22 are arranged in a matrix, T-shaped plates 23 are connected in the stepped groove 22 in a sliding manner, the front and rear T-shaped plates 23 are in one group, the upper end surfaces of the left and right groups of T-shaped plates 23 are respectively connected with the lower end surfaces of the supporting frame 20 at the left and right sides, when in work, the T-shaped plate 23 is placed into the stepped groove 22 for inclination to be installed, the position of the support frame 20 when the valve body is placed is convenient to locate, the support frames 20 on the left side and the right side are convenient to place the valve bodies of different sizes in a movable mode, and ports of the valve bodies are placed in the U-shaped groove 21 when the valve bodies are placed.
The rear end face of the workbench 2 is provided with a chute 24, the chute 24 is arranged in a backward inclined mode, the chute 24 is located on the rear side of the support frame 20 fixedly connected with the rear side of the upper end face of the workbench 2, and the chute 24 facilitates guiding and falling of a pouring gate cut off from the valve body.
The bottom plate 1 is provided with a waste material box 10, the waste material box 10 is located on the rear end face of the workbench 2 and below the guide rod 41, and the cut pouring opening is collected by the waste material box 10.
One end of the guide shaft 34 close to the workbench 2 is provided with a baffle 340, and the baffle 340 limits the driving plate 35.
The end face, far away from the connecting plate 3c, of the arc-shaped clamping plate 3d is provided with a rubber pad 341, and the rubber pad 341 prevents the arc-shaped clamping plate 3d from clamping the valve body.
In addition, the invention also provides a surface finish machining method after the valve body is cast and molded, which is completed by matching the surface finish machining equipment after the valve body is cast and molded, and comprises the following steps: s1, placing: the valve bodies with different sizes can be conveniently placed on the support frames 20 on the left side and the right side in a movable mode, and after the position of the support frames 20 is adjusted, the ports of the valve bodies are placed in the U-shaped grooves 21.
S2, fixing: the first forward and reverse rotation motor 33 is started to rotate forwardly, the first forward and reverse rotation motor 33 drives the bidirectional threaded rod 31 to rotate, the bidirectional threaded rod 31 drives the driving plates 35 on the left side and the right side to move towards the workbench 2, the driving plates 35 push the fixed barrel 37 to move through the push rod 36 while moving, the fixed barrel 37 moves into the circular holes on the left side and the right side of the valve body, after the arc-shaped clamping plate 3d on the fixed barrel 37 moves into the valve body, the first forward and reverse rotation motor 33 stops working, then the electromagnet 3h is electrified, the electromagnet 3h pushes the left and the right extrusion rods 3f to extrude and push the extrusion spring rods 3e to contract through the repulsive effect after being electrified, the extrusion rods 3f move to drive the disc 3k to move, the disc 3k moves to push the push plate 3b to move outwards through the rotating rod 3m, and meanwhile, the push plate 3b extrudes the reset spring rod 3a to contract, when push pedal 3b removed, it moved to the outside through connecting plate 3c promotion arc cardboard 3d, and arc cardboard 3d removes to carry out the chucking fixedly to the inner wall of valve body.
S3, cutting and polishing: after the valve body is fixed, start No. two positive and negative motor 43 and actuating motor 48, actuating motor 48 drives cutting knife 47 through axis of rotation 46 and rotates, axis of rotation 46 rotates and drives pivot 50 through belt 52 and rotates, pivot 50 rotates and drives grinding wheel 51 and rotates, No. two positive and negative motor 43 rotates and drives a threaded rod 42 and rotate simultaneously, threaded rod 42 rotates and drives rectangle box 44 and remove, thereby make cutting knife 47 remove the cutting under axis of rotation 46 and a threaded rod 42's drive, after cutting knife 47 removed the cutting, grinding wheel 51 polishes the cutting edge and handles.
S4, taking down: after the cutting is polished and is accomplished, electro-magnet 3h outage, the action of extrusion pole 3f at extrusion spring pole 3e is reset down, reset spring pole 3a drives push pedal 3b simultaneously and resets to make arc cardboard 3d no longer spacing to the valve body, then restart a positive and negative motor 33 reversal, make two-way threaded rod 31 drive fixed cylinder 37 through driving plate 35, extrusion pole 3f, backing plate 3g, electro-magnet 3h shifts out from the valve body, then take off the valve body.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. The utility model provides a valve body casting shaping rear surface finish machining equipment, includes bottom plate (1), workstation (2), fixed establishment (3), excision mechanism (4) and grinding machanism (5), its characterized in that: the upper end face of the bottom plate (1) is provided with a workbench (2), the upper end face of the bottom plate (1) is provided with a fixing mechanism (3) and a cutting mechanism (4), the cutting mechanism (4) is positioned at the rear side of the fixing mechanism (3), and the cutting mechanism (4) is provided with a polishing mechanism (5);
the fixing mechanism (3) comprises a supporting plate (30), a bidirectional threaded rod (31), a circular hole (32), a first forward and reverse rotating motor (33), a guide shaft (34), a driving plate (35), a push rod (36), a fixing barrel (37), an arc-shaped groove (38), a limiting groove (39), a reset spring rod (3a), a push plate (3b), a connecting plate (3c), an arc-shaped clamping plate (3d), an extrusion spring rod (3e), an extrusion rod (3f), a backing plate (3g), an electromagnet (3h), a disc (3k) and a rotating rod (3m), the supporting plate (30) is symmetrically arranged on the left side and the right side of the upper end face of the bottom plate (1), the supporting plate (30) is positioned on the left side and the right side of the workbench (2), the supporting plate (30) is rotatably connected with the bidirectional threaded rod (31), the circular hole (32) is formed in the right end face of the workbench (2), the two-way threaded rod (31) penetrates through the circular hole (32), a first forward and reverse rotation motor (33) is installed on the supporting plate (30) on the right side, the right end of the two-way threaded rod (31) penetrates through the supporting plate (30) and is connected with an output shaft of the first forward and reverse rotation motor (33), guide shafts (34) are fixedly installed on opposite surfaces of a left supporting plate and a right supporting plate (30), driving plates (35) are arranged between the left guide shaft and the right guide shaft (34) and the two-way threaded rod (31), the driving plates (35) are in threaded connection with the two-way threaded rod (31), fixing cylinders (37) are installed on end surfaces, close to the workbench (2), of the driving plates (35) on the left side and the right side through push rods (36), each fixing cylinder (37) comprises an end cover and a cylinder, arc-shaped grooves (38) are formed in the outer wall of each fixing cylinder (37) at equal intervals in the circumferential direction, and the arc-shaped grooves (38) are communicated with the inner wall of each fixing cylinder (37), limiting grooves (39) are formed in the left end and the right end of the inner wall of the fixed cylinder (37) at equal intervals along the circumferential direction, push plates (3b) are installed in the limiting grooves (39) through reset spring rods (3a), arc-shaped clamping plates (3d) are installed on the push plates (3b) through connecting plates (3c), the arc-shaped clamping plates (3d) are connected with the arc-shaped grooves (38) in a sliding mode, extrusion rods (3f) are installed on the end faces, close to the push rods (36), of the inner wall of the fixed cylinder (37) through the extrusion spring rods (3e), the extrusion rods (3f) penetrate through the end faces, far away from the push rods (36), of the inner wall of the fixed cylinder (37) and then are installed with backing plates (3g), electromagnets (3h) with magnetic repulsion are installed on the left backing plate and the right backing plates (3g), discs (3k) are fixedly sleeved with the extrusion rods (3e), and discs (3m) are hinged between the end faces, close to the extrusion spring rods (3e) of the disc (3k) and the push plates (3 b);
the cutting mechanism (4) comprises vertical plates (40), guide rods (41), a first threaded rod (42), a second forward and reverse rotating motor (43), rectangular boxes (44), an L-shaped plate (45), a rotating shaft (46), a cutting knife (47) and a driving motor (48), the vertical plates (40) are symmetrically installed at the left and right of the upper end of the bottom plate (1), the guide rods (41) are symmetrically and fixedly installed between the vertical plates (40) from front to back, the first threaded rod (42) is rotatably connected between the vertical plates (40), the first threaded rod (42) is located between the front guide rod (41) and the rear guide rod (41), the second forward and reverse rotating motor (43) is installed on one vertical plate (40) through a motor base, the first threaded rod (42) penetrates through the vertical plates (40) to be connected with output shafts of the second forward and reverse rotating motor (43), the rectangular boxes (44) penetrate through the guide rods (41) and the first threaded rod (42), the rectangular box (44) is in threaded connection with the first threaded rod (42), an L-shaped plate (45) is arranged in the rectangular box (44), the front end face of the L-shaped plate (45) is rotatably connected with a rotating shaft (46), a cutting knife (47) is installed at the front end of the rotating shaft (46), a driving motor (48) is installed on the rear end face of the L-shaped plate (45) through a motor base, and the rear end of the rotating shaft (46) penetrates through the L-shaped plate (45) and is connected with an output shaft of the driving motor (48);
the polishing mechanism (5) comprises a rotating shaft (50), a polishing wheel (51) and a belt (52), the rotating shaft (50) is rotatably connected to the front end face of the L-shaped plate (45), the polishing wheel (51) is arranged at the front end of the rotating shaft (50), the polishing wheel (51) is located on the left side of the cutting knife (47), belt wheels are fixedly sleeved on the rotating shaft (50) and the rotating shaft (46), and the belt wheels are in transmission connection through the belt (52);
the upper end face of the workbench (2) is provided with three support frames (20), the support frames (20) are respectively positioned on the left side, the right side and the rear side of the upper end face of the workbench (2), the support frames (20) positioned on the rear side are fixedly connected with the workbench (2), the support frames (20) are respectively provided with a U-shaped groove (21), the upper end face of the workbench (2) is provided with stepped grooves (22), the four stepped grooves (22) are arranged in a matrix manner, T-shaped plates (23) are slidably connected in the stepped grooves (22), the front T-shaped plate and the rear T-shaped plate (23) form a group, and the upper end faces of the left T-shaped plate and the right T-shaped plate (23) are respectively fixedly connected with the lower end faces of the support frames (20) on the left side and the right side;
the rear end face of the workbench (2) is provided with a chute (24), the chute (24) is arranged in a backward inclined manner, and the chute (24) is positioned at the rear side of the support frame (20) fixedly connected with the rear side of the upper end face of the workbench (2);
the waste material box (10) is arranged on the bottom plate (1), and the waste material box (10) is positioned on the rear end face of the workbench (2) and below the guide rod (41);
the valve body after demoulding and cooling is placed on a workbench (2), then a forward and reverse rotation motor (33) is started to rotate forward, the forward and reverse rotation motor (33) drives a bidirectional threaded rod (31) to rotate, the bidirectional threaded rod (31) drives driving plates (35) on the left side and the right side to move towards the workbench (2), the driving plate (35) pushes a fixed cylinder (37) to move through a push rod (36) while moving, the fixed cylinder (37) moves into circular holes on the left side and the right side of the valve body, when an arc-shaped clamping plate (3d) on the fixed cylinder (37) moves into the valve body, the forward and reverse rotation motor (33) stops working, then an electromagnet (3h) is electrified, the electromagnet (3h) pushes a left extrusion rod (3f) and a right extrusion rod (3f) to extrude and push an extrusion spring rod (3e) to contract through the repulsive effect after the electromagnet (3h) is electrified, the extrusion rod (3f) moves to drive a disc (3k) to move, disc (3k) moves to push plate (3b) to move outwards through rotating rod (3m), and push plate (3b) extrudes reset spring rod (3a) to shrink, push plate (3b) moves while pushing arc clamping plate (3d) to move outwards through connecting plate (3c), arc clamping plate (3d) moves to clamp and fix valve body near inner wall mouth, avoiding moving situation when cutting valve body sprue gate, after cutting and polishing valve body sprue gate, electromagnet (3h) is powered off, extrusion rod (3f) resets under the action of extrusion spring rod (3e), and reset spring rod (3a) drives push plate (3b) to reset, thereby arc clamping plate (3d) is no longer limited to valve body, then one number of positive and negative rotation motor (33) is started to rotate reversely, so that the bidirectional threaded rod (31) drives the fixed cylinder (37), the extrusion rod (3f), the backing plate (3g) and the electromagnet (3h) to move out of the valve body through the driving plate (35), and then the valve body is taken down.
2. The valve body casting molding rear surface finishing device according to claim 1, characterized in that: rectangle box (44) around between the inner wall bilateral symmetry fixed mounting have guide bar (440), guide bar (440) run through the lower extreme of L template (45), and rotate between the inner wall around rectangle box (44) and be connected with No. two threaded rod (441), No. two threaded rod (441) and L template (45) spiro union, No. two threaded rod (441) are located about between two guide bar (440), the rear end of No. two threaded rod (441) runs through rectangle box (44) fixed mounting and rotates (442).
3. The valve body casting molding rear surface finishing device according to claim 1, characterized in that: one end of the guide shaft (34) close to the workbench (2) is provided with a baffle (340).
4. The valve body casting molding rear surface finishing device according to claim 1, characterized in that: and a rubber pad (341) is arranged on the end surface of the arc-shaped clamping plate (3d) far away from the connecting plate (3 c).
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| CN113442007B (en) * | 2021-09-01 | 2021-11-19 | 徐州成光卫设备有限公司 | Motor rotor manufacturing surface polishing processing machine |
| CN114102347B (en) * | 2021-11-23 | 2022-08-26 | 新乡医学院三全学院 | Automatic grinding device for artificial tooth implantation |
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