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CN118417987B - Casting gate grinding device - Google Patents

Casting gate grinding device Download PDF

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Publication number
CN118417987B
CN118417987B CN202410843213.4A CN202410843213A CN118417987B CN 118417987 B CN118417987 B CN 118417987B CN 202410843213 A CN202410843213 A CN 202410843213A CN 118417987 B CN118417987 B CN 118417987B
Authority
CN
China
Prior art keywords
radian
transmission
assembly
grinding
abutting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202410843213.4A
Other languages
Chinese (zh)
Other versions
CN118417987A (en
Inventor
孙梓焱
郝运泰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xuzhou Liguo Zhenbei Steel Co ltd
Original Assignee
Xuzhou Liguo Zhenbei Steel Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xuzhou Liguo Zhenbei Steel Co ltd filed Critical Xuzhou Liguo Zhenbei Steel Co ltd
Priority to CN202410843213.4A priority Critical patent/CN118417987B/en
Publication of CN118417987A publication Critical patent/CN118417987A/en
Application granted granted Critical
Publication of CN118417987B publication Critical patent/CN118417987B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D31/00—Cutting-off surplus material, e.g. gates; Cleaning and working on castings
    • 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
    • B24B47/00—Drives or gearings; Equipment therefor
    • B24B47/02—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables
    • B24B47/04—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables by mechanical gearing only
    • 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
    • B24B49/00—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation
    • B24B49/16—Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation taking regard of the load
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

The application discloses a casting gate grinding device which comprises a machine tool, a grinding wheel trimming assembly, a grinding assembly, a transmission speed reducing assembly, an radian adjusting assembly, a gate radian tool, a casting fixing assembly and a controller, wherein a cover plate and a supporting plate are arranged on the machine tool; the transmission speed reduction assembly is respectively and rotatably connected with the grinding assembly and the gate radian tool; the radian adjusting assembly comprises a radian abutting mechanism, an abutting force detector and a fourth transmission piece, wherein the radian abutting mechanism is elastically abutted with the pouring gate radian tool and abutted with the abutting force detector respectively; the fourth transmission piece is respectively and rotatably connected with the casting fixing assembly and the gate radian tool; the sprue radian tool is fixedly connected with the transmission speed reduction assembly and is rotationally connected with the cover plate; the casting fixing component is rotationally connected with the machine tool. From this, and can be according to the foundry goods runner of the corresponding radian of different runner radian frock grinding, improve the grinding efficiency of foundry goods runner.

Description

Casting gate grinding device
Technical Field
The application relates to the technical field of casting processing, in particular to a casting gate grinding device.
Background
A casting gate is a passage of molten metal or other material into a mold that is formed during the casting process. It is typically located at the highest point of the casting to ensure that the molten material is able to completely fill the mold. The purpose of providing the gate on the arcuate surface of the casting is to ensure that the material flows evenly into the mold during casting and to avoid bubbles or other defects.
At present, the pouring gate at the arc of the casting needs to be roughly cut firstly, then the casting after being roughly cut is fixed on a special casting clamp by related staff, and the residual pouring gate on the casting is ground by a handheld grinding machine, so that the pouring gate grinding at the arc of different radians on different castings is finished, but the grinding mode of the handheld grinding machine is time-consuming and labor-consuming, and the grinding efficiency of the pouring gate of the casting is affected.
Disclosure of Invention
The present application aims to solve at least one of the technical problems in the related art to some extent.
Therefore, the application aims to provide the casting gate grinding device which can grind the casting gate with the corresponding radian according to different gate radian tools, effectively reduces the labor intensity of related staff and greatly improves the grinding efficiency of the casting gate.
In order to achieve the above purpose, an embodiment of a first aspect of the present application provides a casting gate grinding device, including a machine tool, a grinding wheel dressing assembly, a grinding assembly, a transmission speed reducing assembly, an arc adjusting assembly, a gate arc tooling, a casting fixing assembly and a controller, wherein a cover plate and a support plate are arranged on the machine tool; the grinding wheel dressing assembly is arranged on the supporting plate; the grinding component is arranged on the machine tool in a sliding manner and is in telescopic abutting connection with the grinding wheel dressing component; the driving speed reducing assembly is rotationally connected with the machine tool, one end of the driving speed reducing assembly is rotationally connected with the grinding assembly, and the other end of the driving speed reducing assembly is fixedly connected with the gate radian tool; the radian adjusting assembly is arranged on the machine tool and comprises a radian abutting mechanism, an abutting force detector and a fourth transmission piece, wherein the radian abutting mechanism is arranged on the machine tool, one end of the radian abutting mechanism is elastically abutted with the pouring gate radian tool, and the other end of the radian abutting mechanism is abutted with the abutting force detector; the abutting force detector is arranged on the machine tool; one end of the fourth transmission piece is rotationally connected with the casting fixed assembly, and the other end of the fourth transmission piece is rotationally connected with the sprue radian tool; the pouring gate radian tool is rotationally arranged on the radian abutting mechanism, one end of the pouring gate radian tool is fixedly connected with the transmission speed reducing assembly, and the other end of the pouring gate radian tool is rotationally connected with the cover plate; the end part of the casting fixing component is respectively and rotatably connected with the machine tool and the cover plate; the controller is respectively connected with the grinding wheel dressing assembly, the grinding assembly and the abutment force detector.
According to the casting gate grinding device provided by the embodiment of the application, the grinding assembly is controlled to grind the casting gate rotating on the casting clamp through the real-time abutting force detection of the abutting force detectors respectively by the different gate radian tools, so that a related worker is not required to hold a grinding machine to grind the gate, and the casting gate with the corresponding radian can be ground according to the different gate radian tools, thereby reducing the labor intensity of the related worker and improving the grinding efficiency of the casting gate.
In addition, the casting gate grinding device provided by the application can also have the following additional technical characteristics:
In one embodiment of the application, the radian abutting mechanism comprises a mounting shell, an abutting rod, a sliding limiting seat, a spring and a connecting plate, wherein the mounting shell is arranged on a machine tool; one end of the abutting rod passes through the mounting shell to be abutted with the gate radian tool and is in sliding connection with the mounting shell, and the other end of the abutting rod is abutted with the abutting force detector; the sliding limiting seat is in sliding connection with the abutting rod and is arranged on the machine tool; the connecting plate is arranged on the abutting rod; one end of the spring is respectively connected with the connecting plate, and the other end of the spring is respectively connected with the mounting shell.
In one embodiment of the application, the gate radian tool comprises a radian block and a telescopic rotating shaft, wherein one end of the telescopic rotating shaft is fixedly connected with a transmission speed reduction assembly, one end of the telescopic rotating shaft is respectively and rotatably connected with a machine tool and a mounting shell, and the other end of the telescopic rotating shaft is rotatably connected with a cover plate; the radian piece rotates to set up on the installation shell, and the radian piece is fixed to be set up in flexible pivot.
In one embodiment of the application, the casting fixing assembly comprises a connecting shaft, a fixing plate and a casting clamp, wherein one end of the connecting shaft is rotationally connected with the machine tool, and the other end of the connecting shaft is rotationally connected with the cover plate; the fixed plate is arranged on the connecting shaft; the casting clamp is arranged on the fixed plate.
In one embodiment of the application, the transmission speed reducing assembly comprises a transmission mechanism, a speed reducing mechanism, a forward transmission member, a reverse transmission member, a transmission gear and a transmission rotating shaft, wherein one end of the transmission mechanism is arranged on the grinding assembly, and the other end of the transmission mechanism is arranged on the speed reducing mechanism; the speed reducing mechanism is rotatably arranged on the machine tool, and one end of the speed reducing mechanism is respectively and rotatably connected with the forward transmission piece and the reverse transmission piece; the driving rotating shaft is rotatably arranged on the machine tool, and one end of the gate radian tool is fixedly connected with the driving rotating shaft; the transmission gear is arranged on the transmission rotating shaft, and the forward transmission piece and the reverse transmission piece are respectively meshed with the transmission gear intermittently for rotation.
In one embodiment of the application, the transmission mechanism comprises a first transmission member and a tensioning member, wherein the first transmission member comprises a first pulley, a second pulley and a drive belt, wherein the first pulley is disposed on the grinding assembly; the second belt pulley is arranged on the speed reducing mechanism; the transmission belt is respectively sleeved on the first belt pulley and the second belt pulley in a rotating way; the tensioning piece comprises an elastic abutting rod and an abutting roller, wherein one end of the elastic abutting rod is connected with the machine tool, and the other end of the elastic abutting rod is rotationally connected with the abutting roller; the abutting roller abuts against the driving belt.
In one embodiment of the application, the forward transmission member comprises a first gear, a second transmission member and a first incomplete gear, wherein the first gear is rotationally connected with one end of the reduction mechanism; one end of the second transmission piece is rotationally connected with the first gear, and the other end of the second transmission piece is rotationally connected with the first incomplete gear; the first incomplete gear is meshed with the transmission gear intermittently for rotation; the reverse transmission part comprises a second gear, a third transmission part and a second incomplete gear, wherein the second gear is rotationally connected with one end of the speed reducing mechanism; one end of the third transmission piece is rotationally connected with the second gear, and the other end of the third transmission piece is rotationally connected with the second incomplete gear; the second incomplete gear intermittently meshes with the transmission gear for rotation.
In one embodiment of the application, the grinding assembly comprises a motor, a grinding wheel and a grinding base, wherein the grinding base is arranged on a machine tool, and an electric control sliding rail is arranged on the grinding base; the motor is arranged on the electric control slide rail, and an output shaft of the motor extends to the outer side of the machine tool and slides in a slide hole formed in the machine tool; the first belt pulley is arranged on an output shaft of the motor; the grinding wheel is arranged on an output shaft of the motor, and the grinding wheel dressing assembly is in telescopic abutting connection with the grinding wheel.
In one embodiment of the application, a wheel dressing assembly comprises a support block, an electric telescopic rod, and diamond, wherein the support block is disposed on a support plate; the electric telescopic rod is arranged on the supporting plate; the diamond is arranged on the extending shaft of the electric telescopic rod, and the diamond is in telescopic abutting connection with the grinding wheel.
The beneficial technical effects of the invention are as follows:
The forward transmission piece and the reverse transmission piece are respectively meshed with the transmission gear in an intermittent mode to rotate, so that the forward transmission piece and the reverse transmission piece drive the transmission rotating shaft to reciprocate, the sprue radian tool and the casting fixing assembly are controlled to reciprocate, the casting fixing assembly is prevented from rotating for a circle to grind the sprue, the grinding efficiency of the device is improved, the space waste of the device is effectively reduced, and the design or manufacturing difficulty of casting fixtures of castings of different types is reduced.
The grinding assembly is controlled to grind the casting pouring gate which rotates on the casting clamp through the real-time abutting force detection of the abutting force detector by the different pouring gate radian tools, so that a related worker is not required to hold a grinding machine to grind the pouring gate, and the casting pouring gate with the corresponding radian can be ground according to the different pouring gate radian tools, thereby reducing the labor intensity of the related worker and improving the grinding efficiency of the casting pouring gate.
Additional aspects and advantages of the application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the application.
Drawings
The foregoing and/or additional aspects and advantages of the application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:
FIG. 1 is a schematic view of a casting gate grinding apparatus according to one embodiment of the application;
FIG. 2 is a schematic structural view of a wheel dressing assembly according to one embodiment of the present application;
FIG. 3 is a schematic view of a grinding assembly according to one embodiment of the application;
FIG. 4 is a schematic view of a transmission reduction assembly according to one embodiment of the present application;
FIG. 5 is a schematic structural view of a tension member according to one embodiment of the present application;
FIG. 6 is an enlarged view at A in FIG. 3;
FIG. 7 is a schematic structural view of a gate arc tooling according to one embodiment of the present application;
fig. 8 is a schematic structural view of a mounting case according to an embodiment of the present application.
As shown in the figure: 1. a machine tool; 10. a cover plate; 11. a support plate; 12. a sliding cover; 2. a grinding wheel dressing assembly; 20. a support block; 21. an electric telescopic rod; 22. a diamond; 3. a grinding assembly; 30. a motor; 300. a sliding seat; 301. a blanking plate; 31. grinding wheel; 32. grinding the base; 320. an electric control slide rail; 4. a transmission reduction assembly; 40. a transmission mechanism; 400. a first transmission member; 4000. a first pulley; 4001. a second pulley; 4002. a transmission belt; 401. a tensioning member; 4010. an elastic abutting rod; 4011. a contact roller; 41. a speed reducing mechanism; 42. a forward transmission member; 420. a first gear; 421. a second transmission member; 422. a first incomplete gear; 43. a reverse driving member; 430. a second gear; 431. a third transmission member; 432. a second incomplete gear; 44. a transmission gear; 45. a transmission rotating shaft; 5. an arc adjustment assembly; 50. a radian abutting mechanism; 500. a mounting shell; 501. a butt joint rod; 502. a sliding limit seat; 503. a spring; 504. a connecting plate; 51. an abutment force detector; 52. a fourth transmission member; 6. a gate radian tool; 60. a radian block; 61. a telescopic rotating shaft; 610. a plug block; 611. a telescopic rod; 612. a locking bolt; 7. a casting fixing assembly; 70. a connecting shaft; 71. a fixing plate; 72. casting clamp; 8. and a controller.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present application and should not be construed as limiting the application. On the contrary, the embodiments of the application include all alternatives, modifications and equivalents as may be included within the spirit and scope of the appended claims.
A casting gate grinding apparatus according to an embodiment of the present application is described below with reference to the drawings.
The casting gate grinding device provided by the embodiment of the application can be applied to grinding of metal or nonmetal castings, and arc gates with different radians can be ground according to the positions of the casting gates, so that the casting gates are prevented from being ground by a related worker through a hand-held grinding machine, and the gate grinding efficiency of the device is improved.
As shown in fig. 1 to 8, the casting gate grinding device according to the embodiment of the present application may include a machine tool 1, a grinding wheel dressing assembly 2, a grinding assembly 3, a transmission reduction assembly 4, an arc adjustment assembly 5, a gate arc tool 6, a casting fixing assembly 7, and a controller 8.
Wherein the machine tool 1 is provided with a cover plate 10 and a support plate 11.
It should be noted that, the machine tool 1 described in this embodiment is provided with a sliding cover 12, the sliding cover 12 is slidably connected with the cover plate 10 and is in cover connection with the supporting plate 11, and by the arrangement of the sliding cover 12, the grinding fluid or the grinding scraps are prevented from splashing when the casting is ground, and the working environment and the health of the related staff are affected.
The wheel dressing assembly 2 is disposed on a support plate 11.
It can be understood that by arranging the grinding wheel dressing assembly 2, the grinding wheel 31 in the grinding assembly 3 can be dressed after the grinding of a single casting is finished, and the flatness of the grinding wheel 31 is ensured, so that the grinding quality of a casting gate is improved.
The grinding assembly 3 is slidably arranged on the machine tool 1 and is in telescopic abutting connection with the grinding wheel dressing assembly 2.
It will be appreciated that the wheel truing assembly 2 is in telescoping abutment with the grinding assembly 3, which enables the wheel truing assembly 2 to extend to finish the grinding wheel 31 in the grinding assembly 3 after grinding of a cast article is completed.
It should be noted that, the sliding arrangement of the grinding assembly 3 on the machine tool 1 described in this embodiment can feed in real time after the casting and the grinding wheel 31 are aligned, so as to control the grinding progress of the grinding wheel 31 and the casting and ensure the grinding quality of the casting.
The transmission decelerating component 4 is rotationally connected with the machine tool 1, one end of the transmission decelerating component 4 is rotationally connected with the grinding component 3, and the other end of the transmission decelerating component 4 is fixedly connected with the gate radian tool 6.
It can be understood that the grinding assembly 3 can realize the linkage control of the radian adjusting assembly 5 and the gate radian tooling 6 through the connection of the transmission speed reducing assembly 4 and the grinding assembly 3 and the gate radian tooling 6, so that the grinding assembly 3 drives the radian adjusting assembly 5 and the gate radian tooling 6 to rotate when rotating, thereby reducing the use cost of the device and improving the use effect of the device.
The arc adjustment assembly 5 is disposed on the machine tool 1, and the arc adjustment assembly 5 may include an arc abutment mechanism 50, an abutment force detector 51, and a fourth transmission member 52.
Wherein, radian butt mechanism 50 sets up on lathe 1, radian butt mechanism 50 one end and runner radian frock 6 elasticity butt, radian butt mechanism 50 other end and butt force detector 51 butt, butt force detector 51 sets up on lathe 1, fourth driving medium 52 one end is rotated with foundry goods fixed subassembly 7 and is connected, the fourth driving medium 52 other end is rotated with runner radian frock 6 and is connected, runner radian frock 6 rotates and sets up on radian butt mechanism 50, runner radian frock 6 one end and drive decelerating subassembly 4 fixed connection, runner radian frock 6 other end is rotated with cover plate 10 and is connected.
It should be noted that, the gate radian tooling 6 described in this embodiment is provided with a plurality of gate radians, and each gate radian tooling 6 corresponds to a casting with a different gate radian, so that the device is applicable to casting gates with different radians.
It should be noted that, in this embodiment, the abutment force detector 51 is a rod-type pressing pressure sensor or other sensor for detecting an abutment force, and the controller 8 can control the feeding or retracting of the grinding component 3 according to the abutment pressure value of the arc abutment mechanism 50 detected by the abutment force detector 51 and according to the pressure value, so that when the casting on the casting fixing component 7 rotates, according to the low radian or high radian at the casting gate (when the circular gate of the perfect circle rotates, the circular gate of the perfect circle can be guaranteed to be in grinding contact with the grinding wheel 31 in the grinding component 3, and when the circular gate of the non-perfect circle rotates, the circular gate of the casting cannot be all in grinding contact with the grinding wheel 31 in the grinding component 3, and after the middle of the radian of the circular gate of the non-perfect circle is matched with the grinding wheel 31, the middle of the radian of the circular gate of the non-perfect circle can be ground, and one end of the circular gate of the non-perfect circle can not be in contact with the other end of the circular gate of the non-perfect circle, wherein the radian is high, the situation of the circular gate of the non-perfect circle can not be in grinding can be guaranteed, and the same situation of the arc gate of the non-perfect circle cannot be ground, and the casting cannot be ground.
It should be noted that, in this embodiment, two groups of arc adjustment assemblies 5 may be symmetrically disposed, one group is disposed on the machine tool 1, the other group is disposed on the cover plate 10, and by setting the two arc adjustment assemblies 5, the controller 8 takes an average value of the detection values of the two abutment force detectors 51, so as to improve the feeding or withdrawing accuracy of the grinding assembly 3 by the controller 8.
The ends of the casting fixing assembly 7 are respectively connected with the machine tool 1 and the cover plate 10 in a rotating way, and the controller 8 is respectively connected with the grinding wheel dressing assembly 2, the grinding assembly 3 and the abutting force detector 51.
It should be noted that, the casting fixing assembly 7 described in this embodiment is used for fixing a casting, the radian of the casting is set towards the grinding assembly 3, and the radian of the casting corresponds to the radian of the gate radian tool 6, so that the grinding of the gate is facilitated.
Specifically, in the actual execution process, the related staff makes the same gate radian frock 6 of radian according to the gate radian of the foundry goods of a class, fixes the one end of fourth driving medium 52 on gate radian frock 6, and then with the one end and the transmission deceleration assembly 4 fixed connection of gate radian frock 6, the other end rotates with cover plate 10 to be connected, and makes radian butt mechanism 50 and gate radian frock 6 butt.
Continuing to debug the abutting force detector 51, when the radian abutting mechanism 50 abuts against the radian top point (high radian top point) of the pouring gate radian tool 6, the force born by the abutting force detector 51 is maximum, when the radian abutting mechanism 50 abuts against the radian bottom point (low radian bottom point) of the pouring gate radian tool 6, the force born by the abutting force detector 51 is minimum, a numerical value in a specific range is input to the controller 8, and the controller 8 controls the grinding wheel 31 in the grinding assembly 3 to feed or withdraw to the pouring gate of the casting on the casting fixed assembly 7 in real time according to the force of the abutting mechanism 50 abutting against the radian block 60 (when the numerical value in a range is exceeded, the grinding wheel 31 stays at the end distance in the range), and when the casting fixed assembly 7 rotates the pouring gate of the casting, the low radian or the high radian of the pouring gate is fed or withdrawn to grind, so that the casting pouring gate of different radians is ground, and the grinding quality of the casting pouring gate is guaranteed.
The controller 8 controls the grinding component 3 to perform tool setting, and adjusts and records the safety distance of rough feeding and the feeding distance after the casting gate is ground, so that the device is adjusted.
And (3) fixing the casting with the pouring gate to be ground on the casting fixing assembly 7, and enabling the radian of the pouring gate of the casting to face the grinding assembly 3 and correspond to the radian position of the pouring gate radian tool 6. The device is started, the controller 8 controls the grinding assembly 3 to perform rough feeding, when the grinding assembly 3 rotates, the transmission speed reducing mechanism 41 is driven to rotate, the transmission speed reducing mechanism 41 drives the gate radian tool 6 to rotate, the gate radian tool 6 synchronously rotates with the casting fixed assembly 7 through the fourth transmission piece 52, and the radian abutting mechanism 50 applies different forces to the abutting force detector 51 according to the rotation of the gate radian tool 6, so that the abutting force detector 51 transmits force values to the controller 8 in real time, after the controller 8 controls the grinding assembly 3 to perform rough feeding, the feeding distance after the grinding of the casting gate is gradually moved, and in the process of moving grinding, the grinding wheel 31 in the grinding assembly 3 is controlled to feed or withdraw to the casting gate on the casting fixed assembly 7 according to the abutting force detected by the abutting force detector 51, so that when the casting fixed assembly 7 rotates the casting gate, the low radian or high radian of the gate is fed or withdrawn to grind, and the casting gate corresponding radian casting gate can be ground according to different gate radian tools, and the grinding efficiency of the casting gate is improved.
In one embodiment of the present application, as shown in fig. 1 and 6, the arc abutment mechanism 50 may include a mounting shell 500, an abutment bar 501, a sliding limit seat 502, a spring 503, and a connection plate 504.
Wherein the mounting shell 500 is provided on the machine tool 1; one end of the abutting rod 501 passes through the mounting shell 500 to be abutted against the gate radian tooling 6 and is in sliding connection with the mounting shell 500, and the other end of the abutting rod 501 is abutted against the abutting force detector 51; the sliding limit seat 502 is in sliding connection with the abutting rod 501, and the sliding limit seat 502 is arranged on the machine tool 1; the connection plate 504 is provided on the abutment rod 501; one end of the spring 503 is connected with the connecting plate 504, and the other end of the spring 503 is connected with the mounting case 500.
It should be noted that, in the embodiment, the ball is disposed at the contact point between the contact rod 501 and the gate arc tool 6, so as to reduce the rotational friction between the contact rod 501 and the gate arc tool 6.
It can be appreciated that, through the setting of the connecting plate 504, the abutting rod 501 is prevented from falling off from the sliding limiting seat 502, and through the setting of the sliding limiting seat 502, the abutting rod 501 can be slid and limited, and the abutting effect of the abutting rod 501 and the gate radian tool 6 is ensured.
In one embodiment of the present application, as shown in fig. 3, 6 and 7, the gate arc tooling 6 may include an arc block 60 and a telescopic shaft 61.
One end of a telescopic rotating shaft 61 is fixedly connected with the transmission speed reducing assembly 4, one end of the telescopic rotating shaft 61 is respectively connected with the machine tool 1 and the mounting shell 500 in a rotating mode, the other end of the telescopic rotating shaft 61 is connected with the cover plate 10 in a rotating mode, the radian block 60 is arranged on the mounting shell 500 in a rotating mode, and the radian block 60 is fixedly arranged on the telescopic rotating shaft 61.
It should be noted that, in this embodiment, the telescopic rotating shaft 61 is disposed at the center of the arc on the arc block 60, so as to ensure the grinding effect of the arc gate of the casting.
It should be noted that, the telescopic rotating shaft 61 described in this embodiment includes an inserting block 610, a telescopic rod 611 and a locking bolt 612, the inserting block 610 is disposed at the bottom end of the telescopic rotating shaft 61, and the inserting block 610 is in inserting fit with an inserting groove formed on the driving rotating shaft 45 in the driving reduction assembly 4, so that the driving rotating shaft 45 can drive the telescopic rotating shaft 61 to rotate. The telescopic rod 611 is slidably arranged in the telescopic rotating shaft 61, so that the telescopic rotating shaft 61 is telescopic, the telescopic rotating shaft 61 is convenient to install, and the locking bolt 612 is arranged on the telescopic rotating shaft 61 and is abutted to the telescopic rod 611, so that the telescopic rotating shaft 61 is limited and fixed in telescopic distance.
In one embodiment of the present application, as shown in fig. 1 and 6, the casting fixture assembly 7 may include a connection shaft 70, a fixing plate 71, and a casting clamp 72.
Wherein, connecting axle 70 one end is connected with lathe 1 rotation, and connecting axle 70 other end is connected with cover plate 10 rotation, and fixed plate 71 sets up on connecting axle 70, and foundry goods anchor clamps 72 set up on fixed plate 71.
It will be appreciated that the casting holder 72 is configured for different types of castings such that when the casting is secured to the casting holder 72, the arcuate gate of the casting is oriented toward the grinding wheel 31 of the grinding assembly 3 and the gate arcuate corresponds to the arcuate on the arcuate block 60.
In one embodiment of the present application, as shown in fig. 3,4 and 5, the drive reduction assembly 4 may include a drive mechanism 40, a reduction mechanism 41, a forward drive 42, a reverse drive 43, a drive gear 44 and a drive shaft 45.
Wherein one end of the transmission mechanism 40 is arranged on the grinding assembly 3, and the other end of the transmission mechanism 40 is arranged on the speed reducing mechanism 41; the speed reducing mechanism 41 is rotatably arranged on the machine tool 1, and one end of the speed reducing mechanism 41 is respectively and rotatably connected with the forward transmission member 42 and the reverse transmission member 43; the transmission rotating shaft 45 is rotatably arranged on the machine tool 1, and one end of the gate radian tool 6 is fixedly connected with the transmission rotating shaft 45; the transmission gear 44 is provided on the transmission shaft 45, and the forward transmission member 42 and the reverse transmission member 43 are intermittently engaged with the transmission gear 44, respectively.
It should be noted that the reduction mechanism 41 described in this embodiment is composed of a plurality of reduction gear sets commonly found in life, so as to reduce the rotation speed of the grinding assembly 3 to within the rotation range of the designated casting gate grinding.
It can be understood that the forward transmission member 42 and the reverse transmission member 43 are respectively meshed with the transmission gear 44 intermittently to rotate, so that the forward transmission member 42 and the reverse transmission member 43 drive the transmission rotating shaft 45 to reciprocate, thereby controlling the reciprocating motion of the gate radian tool 6 and the casting fixing assembly 7, avoiding the casting grinding of the casting fixing assembly 7 rotating for a circle, improving the grinding efficiency of the device, effectively reducing the space waste of the device and reducing the design or manufacturing difficulty of the casting clamp 72 of castings of different types.
In one embodiment of the present application, as shown in fig. 3, 4 and 5, the transmission mechanism 40 may include a first transmission member 400 and a tension member 401.
Wherein the first transmission 400 may comprise a first pulley 4000, a second pulley 4001 and a transmission belt 4002, wherein the first pulley 4000 is provided on the grinding assembly 3; the second pulley 4001 is provided on the reduction mechanism 41; the transmission belt 4002 is rotatably sleeved on the first belt pulley 4000 and the second belt pulley 4001 respectively; the tensioning member 401 may include an elastic abutting rod 4010 and an abutting roller 4011, wherein one end of the elastic abutting rod 4010 is connected with the machine tool 1, and the other end of the elastic abutting rod 4010 is rotatably connected with the abutting roller 4011; the abutment roller 4011 abuts against the belt 4002.
It can be appreciated that by arranging the tensioning member 401, when the grinding assembly 3 slides reciprocally on the machine tool 1, the tensioning member 401 controls the tension of the driving belt 4002, so as to ensure the driving effect of the grinding assembly 3 and the speed reducing mechanism 41.
In one embodiment of the present application, as shown in fig. 3, 4 and 5, the forward driving member 42 may include a first gear 420, a second driving member 421 and a first incomplete gear 422.
Wherein, the first gear 420 is rotationally connected with one end of the speed reducing mechanism 41; one end of the second transmission member 421 is rotatably connected to the first gear 420, and the other end of the second transmission member 421 is rotatably connected to the first incomplete gear 422; the first incomplete gear 422 intermittently rotates in meshed engagement with the transmission gear 44; the reverse driving member 43 may include a second gear 430, a third driving member 431, and a second incomplete gear 432, wherein the second gear 430 is rotatably connected with one end of the reduction mechanism 41; one end of the third transmission member 431 is rotatably connected with the second gear 430, and the other end of the third transmission member 431 is rotatably connected with the second incomplete gear 432; the second incomplete gear 432 intermittently rotates in mesh with the transmission gear 44.
It should be noted that, when the first incomplete gear 422 and the transmission gear 44 are engaged to rotate in this embodiment, the second incomplete gear 432 is not engaged with the transmission gear 44, so that the first incomplete gear 422 and the second incomplete gear 432 are prevented from simultaneously engaging with the transmission gear 44, resulting in the locking of the transmission gear 44.
It should be noted that, the first transmission member 400, the second transmission member 421, the third transmission member 431 and the fourth transmission member 52 described in this embodiment have the same structure, and each includes a first pulley 4000, a second pulley 4001 and a transmission belt 4002, and the first transmission member 400 is different from the second transmission member 421, the third transmission member 431 and the fourth transmission member 52 only in that the transmission belt 4002 of the first transmission member 400 is long so as to facilitate the sliding of the grinding assembly 3, and therefore, the specific structures of the second transmission member 421, the third transmission member 431 and the fourth transmission member 52 are not repeated.
It should be noted that the first transmission member 400, the second transmission member 421, the third transmission member 431, and the fourth transmission member 52 described in this embodiment may also be chain transmissions.
In one embodiment of the present application, as shown in fig. 1-4, the grinding assembly 3 may include a motor 30, a grinding wheel 31, and a grinding base 32.
The grinding base 32 is arranged on the machine tool 1, and an electric control sliding rail 320 is arranged on the grinding base 32; the motor 30 is arranged on the electric control slide rail 320, and an output shaft of the motor 30 extends to the outer side of the machine tool 1 and slides in a slide hole formed in the machine tool 1; the first pulley 4000 is provided on the output shaft of the motor 30; the grinding wheel 31 is provided on the output shaft of the motor 30, and the grinding wheel dressing assembly 2 is in telescopic abutment with the grinding wheel 31.
It should be noted that, in the embodiment, the bottom of the motor 30 is provided with the sliding seat 300, the sliding seat 300 is slidably connected with the electric control sliding rail 320, so as to ensure the connection effect of the motor 30 and the electric control sliding rail 320, and the output shaft of the motor 30 is provided with the blanking plate 301, the blanking plate 301 is slidably connected with the machine tool 1, and covers the sliding hole formed in the machine tool 1, so that grinding fluid or grinding impurities are prevented from falling onto the motor 30, and the service life of the motor 30 is ensured.
In one embodiment of the present application, as shown in fig. 1-3, the abrasive wheel truing assembly 2 may include a support block 20, an electrically powered telescopic rod 21, and diamond 22.
Wherein the support block 20 is provided on the support plate 11; the electric telescopic rod 21 is arranged on the supporting plate 11; the diamond 22 is provided on the projecting shaft of the electric telescopic rod 21, and the diamond 22 is in telescopic abutment with the grinding wheel 31.
It can be understood that by arranging the electric telescopic rod 21 and the diamond 22, after finishing grinding of a single casting, the grinding wheel 31 in the grinding assembly 3 can be trimmed, so that the flatness of the grinding wheel 31 is ensured, and each time the grinding wheel 31 is trimmed, the grinding assembly 3 is fed once more by the trimming amount of the grinding wheel 31 during coarse feeding, and the trimming amount of the grinding wheel 31 is a fixed value, so that the grinding effect of a casting gate is ensured.
It can be understood that the controller 8 is electrically connected with the electric telescopic rod 21, the motor 30 and the abutment force detector 51 respectively, so that linkage control of the device is realized, and grinding of casting pouring gates with different radians by the device is ensured.
Specifically, in the actual execution process, the related staff makes an arc block 60 with the same arc according to the radian of the gate of the casting of one article, fixes one end of the fourth transmission member 52 on the telescopic rotating shaft 61, then inserts and fixes one end of the telescopic rotating shaft 61 with the transmission rotating shaft 45, the other end is rotationally connected with the cover plate 10, and the abutting rod 501 abuts against the arc block 60.
Continuing to debug the abutting force detector 51, when the abutting rod 501 abuts against the radian top point (high radian top point) of the radian block 60, the force born by the abutting force detector 51 is maximum, when the abutting rod 501 abuts against the radian bottom point (low radian bottom point) of the radian block 60, the force born by the abutting force detector 51 is minimum, a numerical value in a specific range is input to the controller 8, the controller 8 controls the electric control slide rail 320 and the motor 30 in real time according to the force of the abutting rod 501 abutting against the radian block 60, so that the grinding wheel 31 feeds or withdraws in real time to the casting gate on the casting clamp 72 (when the numerical value in the range is exceeded), and feeds or withdraws in grinding to the low radian or high radian of the casting gate when the casting clamp 72 rotates the casting gate, so that the grinding device grinds the casting gate with different radians and the grinding quality of the casting gate is ensured.
The controller 8 controls the grinding component 3 to perform tool setting, and adjusts and records the safety distance of rough feeding and the feeding distance after the casting gate is ground, so that the device is adjusted.
The casting of the gate to be ground is fixed to the casting jig 72 with the arc of the casting gate directed toward the grinding wheel 31 and corresponding to the arc position of the arc block 60. When the device is started, the controller 8 controls the electric control slide rail 320, the motor 30 and the grinding wheel 31 to perform coarse feeding, the grinding assembly 3 drives the first belt pulley 4000 to rotate, the second belt pulley 4001 and the speed reducing mechanism 41 are driven to rotate by the driving belt 4002 and the tensioning piece 401, the first gear 420 and the second gear 430 respectively rotate with the speed reducing mechanism 41, the first incomplete gear 422 and the second incomplete gear 432 are respectively driven to rotate by the second driving piece 421 and the third driving piece 431, and the first incomplete gear 422 and the second incomplete gear 432 are respectively meshed with the driving gear 44 intermittently, so that the driving rotating shaft 45 and the radian block 60 are controlled to reciprocate.
The telescopic shaft on the radian block 60 rotates synchronously with the casting fixed assembly 7 through the fourth transmission part 52, and the abutting rod 501 applies different forces to the abutting force detector 51 according to the rotation of the radian block 60, so that the abutting force detector 51 transmits force values to the controller 8 in real time, the controller 8 controls the grinding wheel 31 to move gradually to the feeding distance after the grinding of the casting gate is finished after coarsely feeding, and in the moving grinding process, the grinding wheel 31 in the grinding assembly 3 is controlled to feed or withdraw to the casting gate on the casting fixed assembly 7 in real time according to the abutting force detected by the abutting force detector 51, when the casting clamp 72 rotates the casting gate, the casting gate is fed or withdrawn to be ground in low radian or high radian, so that the casting gates with different radians on different castings can be ground, and the grinding efficiency of the casting gate is improved.
In summary, according to the casting gate grinding device provided by the embodiment of the application, a related worker is not required to hold a grinding machine to grind a gate, and casting gates with corresponding radians can be ground according to different gate radian tools, so that the labor intensity of the related worker is reduced, and the grinding efficiency of the casting gate is improved.
In the description of this specification, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
While embodiments of the present application have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the application, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the application.

Claims (2)

1. A casting gate grinding device is characterized by comprising a machine tool, a grinding wheel trimming assembly, a grinding assembly, a transmission speed reducing assembly, an radian adjusting assembly, a gate radian tool, a casting fixing assembly and a controller, wherein,
A cover plate and a supporting plate are arranged on the machine tool;
the grinding wheel dressing assembly is arranged on the supporting plate;
The grinding component is arranged on the machine tool in a sliding manner and is in telescopic abutting connection with the grinding wheel dressing component;
The transmission speed reduction assembly is rotationally connected with the machine tool, one end of the transmission speed reduction assembly is rotationally connected with the grinding assembly, and the other end of the transmission speed reduction assembly is fixedly connected with the gate radian tool;
The radian adjusting component is arranged on the machine tool and comprises a radian abutting mechanism, an abutting force detector and a fourth transmission piece, wherein,
The radian abutting mechanism is arranged on the machine tool, one end of the radian abutting mechanism is elastically abutted with the pouring gate radian tool, and the other end of the radian abutting mechanism is abutted with the abutting force detector;
The abutting force detector is arranged on the machine tool;
One end of the fourth transmission piece is rotationally connected with the casting fixing assembly, and the other end of the fourth transmission piece is rotationally connected with the pouring gate radian tool;
The pouring gate radian tool is rotationally arranged on the radian abutting mechanism, one end of the pouring gate radian tool is fixedly connected with the transmission speed reducing assembly, and the other end of the pouring gate radian tool is rotationally connected with the cover plate;
the end part of the casting fixing component is respectively and rotatably connected with the machine tool and the cover plate;
The controller is respectively connected with the grinding wheel dressing assembly, the grinding assembly and the abutting force detector;
The radian abutting mechanism comprises a mounting shell, an abutting rod, a sliding limiting seat, a spring and a connecting plate, wherein,
The mounting shell is arranged on the machine tool;
one end of the abutting rod passes through the mounting shell to be abutted with the gate radian tool, is in sliding connection with the mounting shell, and the other end of the abutting rod is abutted with the abutting force detector;
the sliding limiting seat is connected with the supporting rod in a sliding manner, and is arranged on the machine tool;
the connecting plate is arranged on the abutting rod;
One end of the spring is connected with the connecting plate respectively, and the other end of the spring is connected with the mounting shell respectively;
the gate radian tool comprises a radian block and a telescopic rotating shaft, wherein,
One end of the telescopic rotating shaft is fixedly connected with the transmission speed reduction assembly, one end of the telescopic rotating shaft is respectively and rotatably connected with the machine tool and the mounting shell, and the other end of the telescopic rotating shaft is rotatably connected with the cover plate;
the radian block is rotatably arranged on the mounting shell and fixedly arranged on the telescopic rotating shaft;
The casting fixing component comprises a connecting shaft, a fixing plate and a casting clamp, wherein,
One end of the connecting shaft is rotationally connected with the machine tool, and the other end of the connecting shaft is rotationally connected with the cover plate;
the fixed plate is arranged on the connecting shaft;
The casting clamp is arranged on the fixed plate;
the transmission speed reducing assembly comprises a transmission mechanism, a speed reducing mechanism, a forward transmission piece, a reverse transmission piece, a transmission gear and a transmission rotating shaft, wherein,
One end of the transmission mechanism is arranged on the grinding assembly, and the other end of the transmission mechanism is arranged on the speed reducing mechanism;
The speed reducing mechanism is rotatably arranged on the machine tool, and one end of the speed reducing mechanism is respectively and rotatably connected with the forward transmission member and the reverse transmission member;
the transmission rotating shaft is rotatably arranged on the machine tool, and one end of the gate radian tool is fixedly connected with the transmission rotating shaft;
The transmission gear is arranged on the transmission rotating shaft, and the forward transmission piece and the reverse transmission piece are respectively meshed with the transmission gear intermittently for rotation;
the transmission mechanism comprises a first transmission part and a tensioning part, wherein,
The first transmission piece comprises a first belt pulley, a second belt pulley and a transmission belt, wherein,
The first belt pulley is arranged on the grinding assembly;
the second belt pulley is arranged on the speed reducing mechanism;
the transmission belt is respectively sleeved on the first belt pulley and the second belt pulley in a rotating way;
the tensioning piece comprises an elastic abutting rod and an abutting roller, wherein,
One end of the elastic abutting rod is connected with the machine tool, and the other end of the elastic abutting rod is rotationally connected with the abutting roller;
the abutting roller abuts against the driving belt;
The forward driving member includes a first gear, a second driving member, and a first incomplete gear, wherein,
The first gear is rotationally connected with one end of the speed reducing mechanism;
One end of the second transmission piece is rotationally connected with the first gear, and the other end of the second transmission piece is rotationally connected with the first incomplete gear;
the first incomplete gear is meshed with the transmission gear intermittently for rotation;
The reversing transmission member includes a second gear, a third transmission member, and a second incomplete gear, wherein,
The second gear is rotationally connected with one end of the speed reducing mechanism;
one end of the third transmission piece is rotationally connected with the second gear, and the other end of the third transmission piece is rotationally connected with the second incomplete gear;
the second incomplete gear is meshed with the transmission gear intermittently for rotation;
The grinding assembly comprises a motor, a grinding wheel and a grinding base, wherein,
The grinding base is arranged on the machine tool, and an electric control sliding rail is arranged on the grinding base;
the motor is arranged on the electric control slide rail, and an output shaft of the motor extends to the outer side of the machine tool and slides in a slide hole formed in the machine tool;
the first belt pulley is arranged on an output shaft of the motor;
The grinding wheel is arranged on an output shaft of the motor, and the grinding wheel dressing assembly is in telescopic abutting connection with the grinding wheel.
2. The casting gate grinding apparatus of claim 1, wherein the wheel truing assembly comprises a support block, a motorized telescopic rod, and diamond, wherein,
The supporting block is arranged on the supporting plate;
the electric telescopic rod is arranged on the supporting plate;
The diamond is arranged on the extending shaft of the electric telescopic rod, and the diamond is in telescopic abutting connection with the grinding wheel.
CN202410843213.4A 2024-06-27 2024-06-27 Casting gate grinding device Active CN118417987B (en)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105881156A (en) * 2014-11-25 2016-08-24 常州市凯发光明铸件厂 Grinding device for sprue of precision casting
CN107009234A (en) * 2017-04-12 2017-08-04 重庆市永川区益锐机械有限责任公司 High-temperature alloy casting cast gate grinding apparatus

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2995258B2 (en) * 1991-10-24 1999-12-27 住友重機械工業株式会社 Gear measuring method and gear grinding machine
CN108818009A (en) * 2018-07-18 2018-11-16 四川理工学院 A kind of Multi-axis Machining machine tool high speed high precision turntable

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105881156A (en) * 2014-11-25 2016-08-24 常州市凯发光明铸件厂 Grinding device for sprue of precision casting
CN107009234A (en) * 2017-04-12 2017-08-04 重庆市永川区益锐机械有限责任公司 High-temperature alloy casting cast gate grinding apparatus

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