CN114888670A - Camshaft grinding machine is with last shaft device and camshaft production line - Google Patents

Camshaft grinding machine is with last shaft device and camshaft production line Download PDF

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Publication number
CN114888670A
CN114888670A CN202210481523.7A CN202210481523A CN114888670A CN 114888670 A CN114888670 A CN 114888670A CN 202210481523 A CN202210481523 A CN 202210481523A CN 114888670 A CN114888670 A CN 114888670A
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China
Prior art keywords
camshaft
grinding machine
box body
assembly
linkage
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Granted
Application number
CN202210481523.7A
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Chinese (zh)
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CN114888670B (en
Inventor
徐刚强
周康康
曹毅
胡火明
阚李近
蒋文龙
李孝禄
王栋
葛金亮
叶李斌
叶明清
黄吉祥
王前进
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.)
Zhejiang Boxing Industry And Trade Co ltd
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Zhejiang Boxing Industry And Trade Co ltd
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Priority to CN202210481523.7A priority Critical patent/CN114888670B/en
Publication of CN114888670A publication Critical patent/CN114888670A/en
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Publication of CN114888670B publication Critical patent/CN114888670B/en
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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
    • B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
    • B24B19/08—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding non-circular cross-sections, e.g. shafts of elliptical or polygonal cross-section
    • B24B19/12—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding non-circular cross-sections, e.g. shafts of elliptical or polygonal cross-section for grinding cams or camshafts
    • 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
    • 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
    • B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
    • 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
    • B24B41/02—Frames; Beds; Carriages
    • 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/62—Quenching devices
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/30—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for crankshafts; for camshafts
    • 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)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)

Abstract

The invention relates to the technical field of camshaft production, in particular to an upper shaft device for a camshaft grinding machine and a camshaft production line, wherein the upper shaft device comprises an upper shaft mechanism arranged on a grinding machine workbench, a clamping mechanism is arranged on the grinding machine workbench in a sliding manner, the upper shaft mechanism comprises a driving assembly, a transmission assembly, a linkage assembly, an upper shaft assembly and a storage shaft assembly, the linkage assembly and the driving assembly are in transmission connection with the transmission assembly, the linkage assembly is in transmission connection with the clamping mechanism, the upper shaft assembly comprises a box body, the box body is in transmission connection with the transmission assembly, one end, close to the clamping mechanism, of the box body is provided with a containing groove, a reset assembly is arranged in the containing groove in a sliding manner, one end, close to the clamping mechanism, of the box body is provided with a shaft connecting assembly, the problem that a worker manually installs a camshaft on the clamping mechanism and after grinding is completed, and then the cam shaft on the clamping device is manually taken down, so that the automation degree is low.

Description

Camshaft grinding machine is with last shaft device and camshaft production line
Technical Field
The invention relates to the technical field of camshaft production, in particular to a shaft feeding device for a camshaft grinding machine and a camshaft production line.
Background
With the development of economy, the automobile industry is also greatly developed, the automobile industry is greatly developed, various automobile accessory industries are also greatly developed, a cam shaft is a main accessory of an engine, and the development trend of the engine is that more and more cams are arranged on one cam shaft because the intake and exhaust of each valve are required to be controlled by the shape of the cam on the cam shaft.
In the production process of the camshaft, the camshaft needs to be polished, and a grinding machine needs to be used in the polishing process of the camshaft. When the camshaft is polished, the camshaft needs to be clamped on a clamping device on a grinding machine, and then the camshaft is polished through a grinding machine of the grinding machine.
At present, mostly the staff is manual to be installed the camshaft on clamping device, polishes the completion back, and manual camshaft on with clamping device takes off again, and degree of automation is low.
Disclosure of Invention
In view of this, the present invention provides an upper shaft device for a camshaft grinding machine and a camshaft production line, which are used to solve the problem of low automation degree caused by that a worker manually installs a camshaft on a clamping device, and manually removes the camshaft on the clamping device after finishing grinding.
The invention solves the technical problems by the following technical means:
the utility model provides a camshaft is upper shaft device for grinding machine, is including installing the upper shaft mechanism on the grinding machine workstation, it is provided with fixture to slide on the grinding machine workstation, a serial communication port, upper shaft mechanism includes drive assembly, linkage subassembly, upper shaft subassembly and storage shaft subassembly, linkage subassembly and drive assembly all are connected with the drive assembly transmission, the linkage subassembly is connected with the fixture transmission, the upper shaft subassembly includes the box body, the box body is connected with the drive assembly transmission, the holding tank has been seted up to the one end that the box body is close to fixture, it is provided with reset assembly to slide in the holding tank, the one end that the box body is close to fixture is provided with the spiale subassembly.
Further, the storage shaft assembly comprises a first plate body and a second plate body, the first plate body and the second plate body are fixedly connected with the grinding machine workbench, the first plate body and the second plate body are located on two sides of the box body respectively, sliding grooves are formed in the first plate body and the second plate body respectively, clamping strips are arranged in the sliding grooves of the first plate body, one ends, close to the clamping mechanisms, of the sliding grooves are formed in the sliding grooves, and first elastic bulges are arranged at the upper ends and the lower ends of the sliding grooves.
Further, the reset assembly includes the body of rod and the board that resets, the body of rod is worn to locate outside the box body, the cover is equipped with the spring on the body of rod, the one end and the box body of spring meet, and the other end meets with the board that resets.
Further, the upper and lower both sides in the holding tank all are provided with many spacing, the one end that is close to the holding tank export of spacing all is provided with second elastic bulge, two upper and lower correspondences the second elastic bulge of spacing sets up relatively, be provided with a plurality of proofreading blocks on the board that resets, the correction groove has been seted up on the proofreading block.
Further, the linkage subassembly includes linkage piece, first gangbar and second gangbar, the linkage piece is connected with the transmission of drive assembly, fixture includes first holder and second holder, first holder and second holder all slide and set up on the grinding machine workstation, the one end and the linkage piece of first gangbar are articulated, and the other end is articulated with first holder, the one end and the linkage piece of second gangbar are articulated, and the other end is articulated with the second holder.
Further, the transmission assembly comprises a first reciprocating screw and a second reciprocating screw which are fixedly connected, the thread directions of the first reciprocating screw and the second reciprocating screw are opposite, the driving assembly is in transmission connection with the second reciprocating screw, the box body is in threaded connection with the first reciprocating screw, a first one-way bearing is arranged between the box body and the first reciprocating screw, the inner ring of the first one-way bearing is in threaded connection with the first reciprocating screw, the outer ring of the first one-way bearing is fixedly connected with the box body, the linkage block is in threaded connection with the second reciprocating screw, a second one-way bearing is arranged between the linkage block and the second reciprocating screw, the inner ring of the second one-way bearing is in threaded connection with the second reciprocating screw, and the outer ring of the second one-way bearing is fixedly connected with the linkage block.
Further, the driving assembly comprises a driving motor, the driving motor is fixedly installed on the workbench of the grinding machine, and an output shaft of the driving motor is fixedly connected with the second reciprocating screw rod.
Further, the spiale subassembly includes two spiales of difference fixed mounting at the box body both ends, the mounting groove has been seted up to the one end that the box body was kept away from to spiale board bottom, rotate through the torsional spring in the mounting groove and install the baffle, the baffle forms the spiale groove with the spiale board, logical groove has been seted up in the below of storing up the axle subassembly to the grinding machine workstation.
Further, one side that first plate body and second plate body are close to the box body all is provided with the deflector, the guide way has been seted up on the deflector, the both sides of box body all are provided with the gib block, the gib block slip card is located in the guide way.
The invention also discloses a camshaft production line, which is applied to the shaft loading device.
The shaft loading device for the camshaft grinding machine and the camshaft production line have the advantages that:
1. by arranging the driving assembly, the upper shaft assembly and the storage shaft assembly, the driving motor can drive the box body to convey the camshaft to be ground in the storage shaft assembly to the clamping mechanism, the ground camshaft is clamped into the containing groove of the box body, after the clamping mechanism loosens the ground camshaft, the spring pushes the camshaft to be ground to the outlet end of the containing groove, and the ground camshaft is extruded out of the containing groove, so that the clamping mechanism can firmly clamp the camshaft to be ground, the driving motor drives the box body to move back to realize camshaft follow-up replacement, manual operation of workers is not needed, and the degree of automation is high;
2. the transmission assembly and the linkage assembly, and the first one-way bearing and the second one-way bearing are arranged, so that the movement of the linkage block and the movement of the box body can be respectively controlled by using one driving motor, and when the linkage block moves, the first clamping piece and the second clamping piece are driven to move in opposite directions by the first linkage rod and the second linkage rod, so that the operations of clamping and loosening the camshaft are realized;
3. through setting up reset assembly and spiale subassembly, after fixture loosened the camshaft that grinds, the spring promoted to wait to grind the exit end of camshaft to the holding tank to the clamping mechanism centre gripping. And extrude the holding tank with the camshaft that grinds, make the camshaft that grinds drop in the spiale groove that spiale board and baffle formed to take back and shift the camshaft that grinds.
Drawings
FIG. 1 is a schematic structural view of an upper shaft device for a camshaft grinding machine according to the present invention;
FIG. 2 is a schematic sectional view showing the upper shaft device for a camshaft grinding machine according to the present invention;
FIG. 3 is a schematic view of the driving connection structure of the driving assembly, the transmission assembly, the linkage assembly and the clamping mechanism in the upper shaft device for the camshaft grinding machine according to the present invention;
FIG. 4 is a first schematic diagram showing a disassembled structure of an upper shaft assembly, a spindle connecting assembly and a spindle storing assembly in the upper shaft device for the camshaft grinding machine according to the present invention;
FIG. 5 is a second schematic diagram showing a disassembled structure of an upper shaft assembly, a spindle connecting assembly and a spindle storing assembly in the upper shaft device for a camshaft grinding machine according to the present invention;
FIG. 6 is a schematic flow diagram of a camshaft production line of the present invention;
the grinding machine comprises a grinding machine workbench 1, a first clamping piece 111, a second clamping piece 112, a sliding rail 12, a through groove 13, a linkage block 21, a second one-way bearing 211, a first linkage rod 22, a second linkage rod 23, a first reciprocating screw 31, a second reciprocating screw 32, a driving motor 33, a box body 4, a first one-way bearing 41, an accommodating groove 42, a limiting strip 421, a second elastic bulge 422, an inclined surface 43, a guide strip 44, a rod body 51, a reset plate 52, a correction block 521, a correction groove 522, a spring 53, a cam shaft 6, a first plate body 71, a sliding groove 711, a clamping strip 712, a second plate body 72, a notch 73, a first elastic bulge 731, a guide plate 74, a guide groove 741, a shaft connecting plate 8, an installing groove 81 and a baffle 82.
Detailed Description
The invention will be described in detail below with reference to the following figures and specific examples:
the first embodiment is as follows: as shown in fig. 1 to 5, the upper shaft device for a camshaft grinding machine according to the present invention includes an upper shaft mechanism installed on a grinding machine table 1, wherein a clamping mechanism is installed on the grinding machine table 1, the clamping mechanism includes a first clamping member 111 and a second clamping member 112, and both the first clamping member 111 and the second clamping member 112 are slidably installed on the grinding machine table 1. In this embodiment, the sliding rail 12 is fixedly installed on the grinding machine table 1, and the first clamping member 111 and the second clamping member 112 are both slidably installed on the sliding rail 12, so as to realize sliding connection. Moreover, the first clamping member 111 and the second clamping member 112 in the present embodiment have fully disclosed their structural features in the prior art, and thus are not described again.
The upper shaft mechanism comprises a driving assembly, a transmission assembly, a linkage assembly, an upper shaft assembly and a shaft storage assembly, the upper shaft assembly, the linkage assembly and the driving assembly are in transmission connection with the transmission assembly, and the linkage assembly is in transmission connection with the clamping mechanism.
The linkage assembly comprises a linkage block 21, a first linkage rod 22 and a second linkage rod 23, one end of the first linkage rod 22 is hinged with the linkage block 21, the other end of the first linkage rod 22 is hinged with the first clamping piece 111, one end of the second linkage rod 23 is hinged with the linkage block 21, and the other end of the second linkage rod 23 is hinged with the second clamping piece 112. The linkage assembly is in transmission connection with the clamping mechanism, and when the linkage block 21 moves, the first clamping piece 111 and the second clamping piece 112 can move towards different directions, so that the operations of clamping the camshaft 6 and loosening the camshaft 6 are realized.
The transmission assembly comprises a first reciprocating screw 31 and a second reciprocating screw 32 which are fixedly connected, the thread directions of the first reciprocating screw 31 and the second reciprocating screw 32 are opposite, the upper shaft assembly comprises a box body 4, the box body 4 is in threaded connection with the first reciprocating screw 31, a first one-way bearing 41 is arranged between the box body 4 and the first reciprocating screw 31, the inner ring of the first one-way bearing 41 is in threaded connection with the first reciprocating screw 31, the outer ring of the first one-way bearing 41 is fixedly connected with the box body 4, a linkage block 21 is in threaded connection with the second reciprocating screw 32, a second one-way bearing 211 is arranged between the linkage block 21 and the second reciprocating screw 32, the inner ring of the second one-way bearing 211 is in threaded connection with the second reciprocating screw 32, and the outer ring of the second one-way bearing 211 is fixedly connected with the linkage block 21. The upper shaft assembly and the linkage assembly are in transmission connection with the transmission assembly. In this embodiment, the first one-way bearing 41 and the second one-way bearing 211 are opposite in limiting direction. The driving assembly comprises a driving motor 33, the driving motor 33 is fixedly installed on the grinding machine workbench 1, and an output shaft of the driving motor 33 is fixedly connected with the second reciprocating screw rod 32, so that the driving assembly is in transmission connection with the transmission assembly. In this embodiment, the driving motor 33 is a servo motor.
When the driving motor 33 rotates forward, the first one-way bearing 41 cannot rotate, the second one-way bearing 211 idles, and the driving motor 33 can drive the cartridge 4 to move through the first reciprocating screw 31. When the driving motor 33 rotates reversely, the first one-way bearing 41 idles, the second bearing cannot rotate, the driving motor 33 can drive the linkage block 21 to move through the second reciprocating screw 32, and the linkage block 21 drives the first clamping piece 111 and the second clamping piece 112 to move through the first linkage rod 22 and the second linkage rod 23. In this embodiment, the driving motor 33 is enabled to drive the linkage block 21 and the box body 4 to move respectively by providing the first reciprocating screw 31 and the second reciprocating screw 32 with opposite thread directions, and the first one-way bearing 41 and the second one-way bearing 211.
The one end that box body 4 is close to fixture is provided with the spiale subassembly, and box body 4 has been close to fixture's one end and has been seted up holding tank 42, and it is provided with reset assembly to slide in the holding tank 42, and reset assembly includes the body of rod 51 and the board 52 that resets, and outside the body of rod 51 wore to locate box body 4, the cover was equipped with spring 53 on the body of rod 51, and spring 53's one end meets with box body 4, and the other end meets with the board 52 that resets. The accommodating groove 42 is used for storing the camshaft 6, the reset assembly is used for keeping the camshaft 6 in the accommodating groove 42 at the outlet end of the accommodating groove 42, and the spindle assembly is used for receiving the camshaft 6 falling out of the accommodating groove 42.
When the box body 4 passes through the shaft storage assembly, the camshaft 6 to be ground in the shaft storage assembly is retained in the accommodating groove 42, and the reset assembly enables the camshaft 6 to be ground to be kept at the outlet end of the accommodating groove 42. When the box body 4 reaches the clamping mechanism, the cam shaft 6 which is ground on the clamping mechanism is squeezed into the accommodating groove 42, and the cam shaft 6 to be ground and the reset assembly are pushed to move to the side away from the clamping mechanism. After clamping mechanism unclamped the camshaft 6 that grinds, the reset assembly promotes the camshaft 6 of treating to grind to the exit end of holding tank 42 to extrude holding tank 42 with the camshaft 6 that grinds, make the camshaft 6 that grinds drop in the axle subassembly.
The shaft storage assembly comprises a first plate body 71 and a second plate body 72, the first plate body 71 and the second plate body 72 are fixedly connected with the grinding machine workbench 1, the first plate body 71 and the second plate body 72 are located on two sides of the box body 4 respectively, sliding grooves 711 are formed in the first plate body 71 and the second plate body 72, two ends of the camshaft 6 to be ground are clamped in the two sliding grooves 711 respectively, and therefore the camshaft 6 to be ground is stored in the shaft storage assembly in a sliding mode. A clamping strip 712 is arranged in the sliding groove 711 of the first plate body 71, the clamping strip 712 corresponds to the positioning groove of the camshaft 6, and the clamping strip 712 is clamped in the positioning groove to prevent the camshaft 6 to be ground in the sliding groove 711 from rotating.
The spout 711 has been seted up near fixture's one end notch 73, and the upper and lower both ends of notch 73 all are provided with first elastic bulge 731, and in this embodiment, the camshaft 6 position of waiting to grind to the bottom corresponds in holding tank 42 and the spout 711. When the driving motor 33 drives the box body 4 to move towards the clamping mechanism side and move to the storage shaft assembly, the bottommost to-be-ground cam shaft 6 of the sliding groove 711 enters the accommodating groove 42 and presses the reset plate 52 and the spring 53 until the bottommost to-be-ground cam shaft 6 passes through the first elastic protrusions 731 at the upper end and the lower end of the notch 73, so that the to-be-ground cam shaft 6 is retained in the accommodating groove 42. The top of box body 4 is provided with inclined plane 43, and through setting up inclined plane 43, when box body 4 was through storing up the axle subassembly, can upwards lift up except that the camshaft 6 of treating that the bottommost was ground, avoids top camshaft 6 to block box body 4 and continues to remove.
The upper and lower both sides in the holding tank 42 all are provided with many spacing strips 421, and in this embodiment, many spacing strips 421 are gone into between the cam of camshaft 6, avoid camshaft 6 in the holding tank 42 to rotate. The one end that is close to the holding tank 42 export of spacing strip 421 all is provided with second elastic bulge 422, and two upper and lower second elastic bulge 422 that correspond spacing strip 421 set up relatively, through setting up second elastic bulge 422, play certain limiting displacement to camshaft 6 in the holding tank 42, avoid camshaft 6 to fall out from holding tank 42 easily. In the embodiment, the elasticity of the second elastic protrusion 422 is smaller than that of the first elastic protrusion 731, so as to ensure that the camshaft 6 to be ground in the spindle assembly can smoothly enter the accommodating groove 42. Reset plate 52 is last to be provided with a plurality of proofreading and correct pieces 521, has seted up on the proofreading and correct groove 522 on the proofreading and correct piece 521, and the shape of proofreading and correct groove 522 matches with the cam shape on the camshaft 6, and in waiting to grind camshaft 6 got into holding tank 42, proofreading and correct groove 522 can be proofread and correct the angle of waiting to grind camshaft 6 to the clamping mechanism will wait to grind camshaft 6 centre gripping steadily smoothly.
The spiale subassembly includes two spiale boards 8 of fixed mounting respectively at box body 4 both ends, and in this embodiment, spiale board 8 is L shape. The mounting groove 81 is seted up to the one end of the bottom of the coupling plate 8 of keeping away from box body 4, installs baffle 82 through the torsional spring rotation in the mounting groove 81, and baffle 82 forms the coupling groove with coupling plate 8. The reset assembly pushes the camshaft 6 to be ground to the outlet end of the accommodating groove 42, and the ground camshaft 6 falls in the shaft connecting groove after the ground camshaft 6 is extruded out of the accommodating groove 42. When the driving motor 33 drives the box body 4 to move back, the box body 4 carries the grinded cam shaft 6 to move back. When the ground camshaft 6 passes through the first plate body 71 and the second plate body 72, the first plate body 71 and the second plate body 72 prevent the ground camshaft 6 from moving back, and the ground camshaft 6 presses the baffle plate 82 to rotate, so that the ground camshaft 6 falls out of the spindle connecting groove. The grinding machine workbench 1 is provided with a through groove 13 below the shaft storage assembly, and the ground camshaft 6 in the shaft connecting groove falls into the through groove 13.
One side of the first plate body 71 and one side of the second plate body 72 close to the box body 4 are both provided with a guide plate 74, a guide groove 741 is formed in the guide plate 74, guide strips 44 are arranged on both sides of the box body 4, and the guide strips 44 are slidably clamped in the guide groove 741. The rotation of the case 4 is prevented by providing the guide plate 74 and the guide groove 741 so that the driving motor 33 drives the case 4 to move through the first reciprocating screw 31 and the first one-way bearing 41.
When the spindle mounting device for a camshaft grinding machine according to the present embodiment is used, first, the drive motor 33 is controlled to rotate in the normal direction, the first one-way bearing 41 is not rotated, the drive motor 33 drives the cartridge 4 to move toward the clamping mechanism via the first reciprocating screw 31, the second one-way bearing 211 idles, and the linkage block 21 remains stationary. When the box body 4 moves to the storage shaft assembly, the bottommost camshaft 6 to be ground of the sliding groove 711 enters the accommodating groove 42 and extrudes the reset plate 52 and the spring 53 until the bottommost camshaft 6 to be ground passes through the first elastic protrusions 731 at the upper end and the lower end of the notch 73, so that the camshaft 6 to be ground is retained in the accommodating groove 42, the inclined surface 43 at the top of the box body 4 lifts the bottommost camshaft 6 to be ground upwards, and the camshaft 6 above is prevented from blocking the box body 4 to move continuously. When the box body 4 moves to the clamping mechanism, the grinded camshaft 6 on the clamping mechanism will be squeezed into the accommodating groove 42, and the camshaft 6 to be grinded and the reset assembly are pushed to move to the side far away from the clamping mechanism.
Subsequently, the driving motor 33 is controlled to rotate reversely, the first one-way bearing 41 idles, the box body 4 is kept still, the second bearing cannot rotate, the driving motor 33 drives the linkage block 21 to move towards the clamping mechanism side through the second reciprocating screw rod 32, the linkage block 21 drives the first clamping piece 111 and the second clamping piece 112 to move away from each other through the first linkage rod 22 and the second linkage rod 23, the first clamping piece 111 and the second clamping piece 112 loosen clamping on the ground camshaft 6, the spring 53 pushes the camshaft 6 to be ground to the outlet end of the accommodating groove 42, the ground camshaft 6 is extruded out of the accommodating groove 42, and the ground camshaft 6 falls in an axial connecting groove formed by the axial connecting plate 8 and the baffle 82.
Then, the driving motor 33 keeps reversing, after the linkage block 21 moves to the maximum position towards the clamping mechanism side, the second reciprocating screw 32 enables the linkage block 21 to move towards the side away from the clamping mechanism, and the linkage block 21 drives the first clamping piece 111 and the second clamping piece 112 to approach each other through the first linkage rod 22 and the second linkage rod 23, so as to clamp two ends of the camshaft 6 to be ground.
Finally, after the driving motor 33 is controlled to rotate forward, the box body 4 moves to the maximum position, the first reciprocating screw 31 enables the box body 4 to move towards the side far away from the clamping mechanism, the camshaft 6 to be ground is fixed by the clamping mechanism and is separated from the containing groove 42, and the box body 4 carries the ground camshaft 6 to move towards the side far away from the clamping mechanism. When the ground camshaft 6 passes through the first plate body 71 and the second plate body 72, the first plate body 71 and the second plate body 72 prevent the ground camshaft 6 from continuously moving back, the ground camshaft 6 extrudes the baffle 82 to rotate, the ground camshaft 6 falls out from the connecting shaft groove, and the ground camshaft 6 falls out and then falls into the through groove 13 and is transferred by the connecting shaft conveying belt at the bottom.
Example two: as shown in fig. 6, the camshaft production line of the present invention includes an input shaft conveying unit, a mechanical arm unit, a grinding machine unit, a hobbing unit, a shaving unit, a quenching unit, an outer rounding unit, and an output shaft unit, and efficient and intelligent production of a camshaft is completed by the mutual cooperation of the input shaft conveying unit, the mechanical arm unit, the grinding machine unit, the hobbing unit, the shaving unit, the quenching unit, the outer rounding unit, and the output shaft unit.
In the camshaft production line, during operation, the shaft feeding conveying unit conveys the rough blank original shaft to be processed to the grinding machine unit, and the rough blank original shaft is sequentially placed on the grinding machine unit through the mechanical arm unit, so that the rough blank original shaft is processed into the camshaft rough blank by the grinding machine unit. After the rough blank of the camshaft is machined, the camshaft to be machined sequentially carries out the hobbing unit through the second transmission assembly of the hobbing unit, and the camshaft after hobbing is taken down through the mechanical arm unit after the hobbing unit finishes hobbing the camshaft. And when the gear hobbing is finished, the camshaft is transferred to the gear shaving unit through the mechanical arm unit, and burrs on the gear of the camshaft are removed. And then transferring the camshaft to a quenching unit through a mechanical arm unit to complete the quenching of the whole camshaft, after the quenching is completed, transferring the camshaft to an outer rounding unit through the mechanical arm unit to be polished again, and after the polishing is completed, transferring the camshaft to a shaft discharging unit to output the machined camshaft.
Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the true spirit and scope of the present invention, which is defined by the claims appended hereto. The techniques, shapes, and configurations not described in detail in the present invention are all known techniques.

Claims (10)

1. The utility model provides a camshaft is upper shaft device for grinding machine, is including installing the upper shaft mechanism on the grinding machine workstation, it is provided with fixture to slide on the grinding machine workstation, a serial communication port, upper shaft mechanism includes drive assembly, linkage subassembly, upper shaft subassembly and storage shaft subassembly, linkage subassembly and drive assembly all are connected with the drive assembly transmission, the linkage subassembly is connected with the fixture transmission, the upper shaft subassembly includes the box body, the box body is connected with the drive assembly transmission, the holding tank has been seted up to the one end that the box body is close to fixture, it is provided with reset assembly to slide in the holding tank, the one end that the box body is close to fixture is provided with the spiale subassembly.
2. The upper shaft device for the camshaft grinding machine as claimed in claim 1, wherein the shaft storage assembly comprises a first plate body and a second plate body, the first plate body and the second plate body are both fixedly connected with the grinding machine workbench, the first plate body and the second plate body are respectively located on two sides of the box body, sliding grooves are formed in the first plate body and the second plate body, clamping strips are arranged in the sliding grooves of the first plate body, one ends of the sliding grooves, close to the clamping mechanisms, are provided with notches, and first elastic bulges are arranged at the upper end and the lower end of each notch.
3. The upper shaft device for the camshaft grinding machine as claimed in claim 1, wherein the reset assembly comprises a rod body and a reset plate, the rod body is arranged outside the box body in a penetrating manner, a spring is sleeved on the rod body, one end of the spring is connected with the box body, and the other end of the spring is connected with the reset plate.
4. The upper shaft device for the camshaft grinding machine as claimed in claim 3, wherein a plurality of limiting strips are arranged on both the upper side and the lower side of the accommodating groove, second elastic protrusions are arranged at the ends of the limiting strips, which are close to the outlet of the accommodating groove, the upper elastic protrusions and the lower elastic protrusions are arranged oppositely, a plurality of correcting blocks are arranged on the reset plate, and correcting grooves are formed in the correcting blocks.
5. The upper shaft device for the camshaft grinding machine as claimed in claim 1, wherein the linkage assembly comprises a linkage block, a first linkage rod and a second linkage rod, the linkage block is in transmission connection with the transmission assembly, the clamping mechanism comprises a first clamping piece and a second clamping piece, the first clamping piece and the second clamping piece are both arranged on the grinding machine workbench in a sliding mode, one end of the first linkage rod is hinged to the linkage block, the other end of the first linkage rod is hinged to the first clamping piece, one end of the second linkage rod is hinged to the linkage block, and the other end of the second linkage rod is hinged to the second clamping piece.
6. The upper shaft device for a camshaft grinding machine according to claim 5, the transmission assembly comprises a first reciprocating screw rod and a second reciprocating screw rod which are fixedly connected, the thread directions of the first reciprocating screw rod and the second reciprocating screw rod are opposite, the driving component is in transmission connection with the second reciprocating screw rod, the box body is in threaded connection with the first reciprocating screw rod, a first one-way bearing is arranged between the box body and the first reciprocating screw rod, the inner ring of the first one-way bearing is in threaded connection with the first reciprocating screw rod, the outer ring of the first one-way bearing is fixedly connected with the box body, the linkage block is in threaded connection with the second reciprocating screw rod, and a second one-way bearing is arranged between the linkage block and the second reciprocating screw, an inner ring of the second one-way bearing is in threaded connection with the second reciprocating screw, and an outer ring of the second one-way bearing is fixedly connected with the linkage block.
7. The shaft loading apparatus for a camshaft grinding machine as claimed in claim 6, wherein the drive assembly includes a drive motor fixedly mounted on the grinding machine table, an output shaft of the drive motor being fixedly connected to the second reciprocating screw.
8. The upper shaft device for the camshaft grinding machine as claimed in claim 1, wherein the spindle assembly comprises two spindle plates fixedly mounted at two ends of the box body respectively, a mounting groove is formed in one end of the bottom of each spindle plate, which is far away from the box body, a baffle is rotatably mounted in the mounting groove through a torsion spring, the baffle and the spindle plates form a spindle groove, and a through groove is formed in the grinding machine workbench below the spindle storage assembly.
9. The upper shaft device for the camshaft grinding machine as claimed in claim 2, wherein the first plate and the second plate are provided with a guide plate on one side close to the box body, the guide plate is provided with a guide groove, the box body is provided with guide strips on both sides, and the guide strips are slidably clamped in the guide grooves.
10. A camshaft production line, characterized in that an upper shaft device according to any one of claims 1-9 is applied.
CN202210481523.7A 2022-05-05 2022-05-05 Camshaft grinding machine is with last shaft device and camshaft production line Active CN114888670B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5803796A (en) * 1996-12-18 1998-09-08 Barton, Ii; Kenneth A. Microfinishing machine
CN109773603A (en) * 2019-03-22 2019-05-21 盛瑞传动股份有限公司 A kind of cam axis machining apparatus
CN111363898A (en) * 2020-04-28 2020-07-03 浙江博星工贸有限公司 High-frequency quenching device for motor shaft
CN212526205U (en) * 2020-07-10 2021-02-12 江阴市瑞恩工程设备有限公司 Gantry milling machine with fixing device
CN214685374U (en) * 2021-04-29 2021-11-12 上海誉登机电设备有限公司 High accuracy is anchor clamps for revolving stage
CN113696033A (en) * 2021-08-16 2021-11-26 浙江博星工贸有限公司 Clamping mechanism of camshaft grinding machine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5803796A (en) * 1996-12-18 1998-09-08 Barton, Ii; Kenneth A. Microfinishing machine
CN109773603A (en) * 2019-03-22 2019-05-21 盛瑞传动股份有限公司 A kind of cam axis machining apparatus
CN111363898A (en) * 2020-04-28 2020-07-03 浙江博星工贸有限公司 High-frequency quenching device for motor shaft
CN212526205U (en) * 2020-07-10 2021-02-12 江阴市瑞恩工程设备有限公司 Gantry milling machine with fixing device
CN214685374U (en) * 2021-04-29 2021-11-12 上海誉登机电设备有限公司 High accuracy is anchor clamps for revolving stage
CN113696033A (en) * 2021-08-16 2021-11-26 浙江博星工贸有限公司 Clamping mechanism of camshaft grinding machine

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Application publication date: 20220812

Assignee: Zhejiang Gaohe Precision Machinery Co.,Ltd.

Assignor: ZHEJIANG BOXING INDUSTRY AND TRADE Co.,Ltd.

Contract record no.: X2023980042205

Denomination of invention: A camshaft grinding machine upper shaft device and camshaft production line

Granted publication date: 20230418

License type: Common License

Record date: 20230922