CN109128831B - Headrest pole processing equipment - Google Patents

Headrest pole processing equipment Download PDF

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Publication number
CN109128831B
CN109128831B CN201811096055.1A CN201811096055A CN109128831B CN 109128831 B CN109128831 B CN 109128831B CN 201811096055 A CN201811096055 A CN 201811096055A CN 109128831 B CN109128831 B CN 109128831B
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CN
China
Prior art keywords
workpiece
clamping
chamfering
milling
groove
Prior art date
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Active
Application number
CN201811096055.1A
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Chinese (zh)
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CN109128831A (en
Inventor
俞俊在
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.)
Beijing Xingguang Junhai Auto Parts Co ltd
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Beijing Xingguang Junhai Auto Parts Co ltd
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Application filed by Beijing Xingguang Junhai Auto Parts Co ltd filed Critical Beijing Xingguang Junhai Auto Parts Co ltd
Priority to CN201811096055.1A priority Critical patent/CN109128831B/en
Publication of CN109128831A publication Critical patent/CN109128831A/en
Application granted granted Critical
Publication of CN109128831B publication Critical patent/CN109128831B/en
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Classifications

    • 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
    • B23P23/02—Machine tools for performing different machining operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C3/00—Milling particular work; Special milling operations; Machines therefor
    • B23C3/28—Grooving workpieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/061—Work-clamping means adapted for holding a plurality of workpieces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/066—Bench vices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06—Work-clamping means
    • B23Q3/08—Work-clamping means other than mechanically-actuated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
    • B23Q7/006—Ejectors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
    • B23Q7/04—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of grippers
    • B23Q7/043—Construction of the grippers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
    • B23Q7/10—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting by means of magazines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23C—MILLING
    • B23C2270/00—Details of milling machines, milling processes or milling tools not otherwise provided for
    • B23C2270/08—Clamping mechanisms or provision for clamping
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q2703/00—Work clamping
    • B23Q2703/02—Work clamping means
    • B23Q2703/04—Work clamping means using fluid means or a vacuum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q2703/00—Work clamping
    • B23Q2703/02—Work clamping means
    • B23Q2703/08—Devices for clamping a plurality of workpieces

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Jigs For Machine Tools (AREA)

Abstract

The invention discloses a headrest rod processing device, which belongs to the field of automobile part processing, and is characterized in that: the device comprises a feeding mechanism, a chamfering mechanism for chamfering a workpiece, a groove milling mechanism for milling a groove on the workpiece, a fixing device for clamping and positioning the workpiece by the chamfering device and a chamfering device for chamfering the workpiece; the groove milling device comprises a workbench arranged on the ground, a clamping device for clamping and positioning a workpiece is connected to the workbench, and a groove milling assembly for milling a groove on the workpiece on the clamping device is also connected to the workbench in a sliding manner; the feeding mechanism is also connected with a transmission mechanism for conveying the workpiece to the chamfering mechanism or the milling groove mechanism, and the workpiece is conveyed between the chamfering mechanism and the milling groove mechanism through a manipulator. The invention has the advantages that the working procedures of workpiece feeding, chamfering and milling groove are automatically operated, and the human intervention is reduced.

Description

Headrest pole processing equipment
Technical Field
The invention relates to the field of automobile part machining, in particular to equipment for machining a headrest rod.
Background
The automobile headrest is a driving comfort configuration product and a safety protection product, the automobile support headrest rod is a supporting device of the automobile headrest, and as the automobile headrest is used more and more commonly nowadays, the processing and the manufacturing of the automobile headrest rod are more and more emphasized, and when the automobile headrest rod is processed, workpieces are generally required to be chamfered and grooved. In the prior art, the chamfering process and the milling groove process of the workpiece are required to be processed step by step, namely, the workpiece is fed and then chamfered, the workpiece is taken out and conveyed to the milling groove equipment to be milled after chamfering, more manual intervention is required in the process, the operation is required, the workpiece is required to be taken out to be milled after chamfering, the progress in the workpiece processing process is required to be followed in time so as to facilitate later operation, and the operation is more complicated.
Disclosure of Invention
Aiming at the defects existing in the prior art, the invention aims to provide equipment for processing a headrest rod, which has the advantages that: and the working procedures of workpiece feeding, chamfering and milling are automatically operated, so that human intervention is reduced.
The technical aim of the invention is realized by the following technical scheme: the equipment for processing the headrest rod comprises a feeding mechanism, a chamfering mechanism for chamfering a workpiece and a groove milling mechanism for milling a groove of the workpiece, wherein the chamfering device is used for clamping and positioning a workpiece and is used for chamfering the workpiece;
the groove milling device comprises a workbench arranged on the ground, a clamping device for clamping and positioning a workpiece is connected to the workbench, and a groove milling assembly for milling a groove on the workpiece on the clamping device is also connected to the workbench in a sliding manner;
the feeding mechanism is also connected with a transmission mechanism for conveying the workpiece to the chamfering mechanism or the milling groove mechanism, and the workpiece is conveyed between the chamfering mechanism and the milling groove mechanism through a manipulator.
Through the technical scheme, when the chamfering machine is used, the workpiece is conveyed to the chamfering structure through the feeding mechanism and the transmission mechanism to be chamfered, and conveyed to the milling groove mechanism through the manipulator to be milled after chamfering, so that feeding, conveying among working procedures and automation of chamfering and milling groove operation are realized, human intervention is reduced, on one hand, workers do not need to operate or feed in a processing area, danger is reduced, and on the other hand, automatic operation also improves the processing precision.
The invention is further provided with: the chamfering mechanism comprises a fixing device which is arranged on the frame and used for clamping and positioning two ends of a workpiece and a chamfering device which is used for chamfering the workpiece on the fixing device, the fixing device comprises a bottom plate and a top plate which are arranged in the vertical direction, clamping grooves which are used for clamping the workpiece are formed in the side, close to each other, of the bottom plate and the top plate, and at least one pair of clamping grooves are formed;
the chamfering mechanism comprises a feeding end and a discharging end, wherein a clamping groove close to the feeding end is a first station, a clamping groove close to one end of the discharging end is a second station, the chamfering device comprises chamfering pieces arranged on two sides of the fixing device, and the chamfering pieces comprise a first cutter arranged at the first station for chamfering one end of a workpiece and a second cutter arranged at the second station for chamfering the other end of the workpiece.
Through the technical scheme, during use, the workpiece is placed on the first station, one end of the workpiece on the first station is chamfered by the first cutter, then the workpiece with one end chamfered is conveyed to the second station, and the other end of the same workpiece on the second station is chamfered by the second cutter. The purpose of step-by-step chamfering of the two ends of the workpiece is achieved, compared with chamfering of the two ends simultaneously, the disturbance of chamfering of the workpiece is reduced, and chamfering precision is improved.
The invention is further provided with: the feeding mechanism comprises a feeding hopper which is arranged at one side of the feeding end and used for accommodating workpieces, a discharging assembly is arranged between the feeding hopper and the transmission mechanism, and the inner side of the feeding hopper is also connected with a jacking device which is used for jacking the workpieces in the feeding hopper onto the discharging assembly;
the material ejection device comprises a plurality of sliding rods and a second driving cylinder for driving the sliding rods to slide in the vertical direction through a connecting plate, and a sliding groove for the sliding rods to slide is formed in the bottom end of the feeding hopper, which is close to one side of the transmission mechanism;
the upper end face of the sliding rod is obliquely arranged, and one end, close to the discharging assembly, is lower than the other end.
Through above-mentioned technical scheme, place the work piece in the upper hopper, slide in vertical direction through second actuating cylinder drive slide bar, and then with the work piece in the upper hopper ejecting to the blowing subassembly on, then transport the work piece to fixing device on carry out clamping and fixing to the work piece through drive mechanism, carry out chamfering operation through the work piece on the chamfer device to fixing device at last, realize with the automatic material loading of work piece through drive mechanism and feed mechanism, do not need the staff to feed in the processing region, reduce staff's danger, and reduced human intervention, improve the accuracy of work piece processing moreover.
The invention is further provided with: the discharging assembly comprises at least one pair of rolling plates and limiting plates, wherein the rolling plates and the feeding hopper are arranged along the direction from the feeding hopper to the transmission mechanism, the rolling plates are fixedly connected with one side, close to the chamfering mechanism, of the feeding hopper, the limiting plates and the rolling plates are integrally connected, the heights of the upper end faces of the limiting plates and the rolling plates are gradually increased along the direction away from each other, and a discharging groove for placing a workpiece is formed between the limiting plates and the rolling plates.
Through the technical scheme, the workpiece ejected from the feeding hopper by the ejection device can be placed by the arrangement of the discharging assembly.
The invention is further provided with: the transmission mechanism comprises a transmission plate arranged between the bottom plates, a plurality of clamping pieces for clamping the workpiece are connected to the transmission plate, and one end of the transmission plate, which is far away from the clamping pieces, is connected with a first driving cylinder for driving the transmission plate to slide in the horizontal direction to be close to or far away from the bottom plates and a second driving cylinder for driving the transmission plate to slide in the vertical direction to drive the workpiece to be placed on the clamping groove;
the clamping piece comprises a plurality of first pneumatic clamping jaws fixedly connected to the transmission plate, the first pneumatic clamping jaws comprise a pair of first clamping blocks, first grooves with opposite grooves are formed in one sides, close to each other, of the first clamping blocks, and workpieces are clamped in the first grooves when the first clamping blocks are tightly attached.
Through above-mentioned technical scheme, press from both sides tightly and loosen the work piece through first pneumatic clamping jaw, realize the target that slides the holder in horizontal direction and vertical direction through the setting of second actuating cylinder and first actuating cylinder, and then press from both sides the work piece clamp on the first station and transport to the second station on, also can transport the work piece on the blowing subassembly to the fixing device on chamfer.
The invention is further provided with: the milling groove device comprises a workbench arranged on the ground, a clamping device for clamping and positioning a workpiece is fixedly connected to the workbench, the milling groove device for milling the workpiece on the clamping device is further connected to the workbench in a sliding mode, the milling groove device comprises a milling cutter for milling the workpiece and a sliding piece for driving the milling cutter to be far away from or close to the workpiece, the milling cutter is connected with a power piece for driving the milling cutter to rotate circumferentially, and the rotation axis of the milling cutter and the axis of the workpiece represent a specific angle.
Through the technical scheme, during the use, with the work piece through clamping device clamp fastening on the workstation, then drive the milling cutter through the slider and slide along the direction that is close to the work piece, power piece drive milling cutter is rotatory along its circumference for the milling cutter realizes the milling flutes to the work piece with the work piece butt time. Because the rotation axis of the milling cutter forms a specific angle with the axis of the workpiece, the groove shape of the workpiece after milling the groove presents a specific angle.
The invention is further provided with: the clamping device comprises at least one pair of bottom dies and top dies which are positioned at two ends of the workbench, the bottom dies are fixedly connected with the upper end face of the workbench, the top dies are connected with the workbench in a sliding manner in the vertical direction, and the top dies penetrate through the bottom dies and the lower ends of the top dies positioned above the bottom dies are connected with second driving cylinders for driving the top dies to slide in the vertical direction;
the bottom die and the top die are relatively close to one end, which is respectively provided with a lower die cavity and an upper die cavity, the top die is tightly attached to the bottom die under the drive of the second driving cylinder, the upper die cavity and the lower die cavity clamp a workpiece, and the length directions of the upper die cavity and the lower die cavity and the rotating axis of the milling cutter represent specific angles.
Through the technical scheme, the workpiece can be clamped in the die cavity through the arrangement of the top die and the second driving cylinder, the workpiece is positioned, the milling cutter is convenient to mill the fixed workpiece, the workpiece is prevented from being processed due to the influence of the stressed movement during milling, the length direction of the upper die cavity and the length direction of the lower die cavity and the rotation axis of the milling cutter present a specific angle, the workpiece is fixed during milling, and the workpiece is set in an inclined direction compared with the rotation axis of the milling cutter, so that the workpiece with the groove shape with the specific angle can be obtained, and the operation is simple and convenient.
The invention is further provided with: the sliding piece is in including setting up the sliding piece of workstation top, sliding piece is close to work piece one side and still is connected with the air feed plate that is provided with the cavity, the air feed plate is connected with a plurality of blowing nozzles of opening towards the work piece on the clamping device, and blowing nozzle one end communicates with the cavity of air feed plate, and the air feed plate intercommunication has the atmospheric pressure source.
Through the technical scheme, the device is arranged in such a way that when the sliding block drives the milling cutter to mill the groove on the workpiece, the air blowing nozzle can blow air to the processing part of the workpiece, and waste scraps after the groove is milled on the workpiece are blown away.
The invention is further provided with: the milling groove mechanism further comprises a reinforcing component for supporting the workpiece outside the workbench, the reinforcing component comprises a connecting block arranged on one side of the workbench and a second pneumatic clamping jaw connected to the connecting block, the second pneumatic clamping jaw comprises a pair of second clamping blocks, a second slotting which is used for clamping the workpiece and is opposite to the slot opening is formed in one side, close to each other, of the second clamping blocks, and the second slotting and the lower die cavity are in the same straight line.
Through the technical scheme, the workpiece leaked from the workbench can be clamped by the second pneumatic clamping jaw, and the phenomenon that the workpiece is damaged due to uneven stress caused by the fact that a part of workpiece is suspended in the groove milling process is prevented.
The invention is further provided with: the reinforcing assembly further comprises a sliding piece which drives the connecting block to slide towards the direction close to or far away from the bottom die, the sliding piece comprises a pair of limiting blocks arranged on two sides of the connecting block, and the limiting blocks and the connecting block are arranged along the length direction of a workpiece on the clamping device;
the screw rod penetrates through the connecting block and the limiting block close to one end of the bottom die and is connected with a motor for driving the screw rod to rotate.
Through above-mentioned technical scheme, can change the distance between second pneumatic clamping jaw and the workstation through the setting of slider, and then change the contact position of second pneumatic clamping jaw and work piece, can adapt to the clamp of different length work pieces.
In summary, the invention has the following beneficial effects:
1. the feeding mechanism and the transmission mechanism can realize feeding automation, so that workers are not required to feed in a processing area, and the danger is reduced;
2. the working procedures of workpiece feeding, chamfering and milling are automatically operated, so that the manual intervention is reduced, and the machining precision is improved;
3. the arrangement of the first station and the second station can realize distributed chamfering of the workpiece, reduce mutual disturbance when two ends of the workpiece are chamfered at the same time, ensure higher stability when the workpiece is chamfered, and improve chamfering precision;
4. the milling groove mechanism is arranged, so that a workpiece can be directly placed in a die cavity with an accurate angle, complicated angle adjustment work is not needed after the workpiece is placed in the clamping device, the processing period is shortened, and the production efficiency is improved;
5. the reinforcing component can clamp the workpiece outside the workbench, so that the workpiece is prevented from being suspended and damaged due to uneven stress when the milling cutter clamps the workpiece;
6. the sliding piece can change the distance between the second pneumatic clamping jaw and the bottom die, and can adapt to clamping of workpieces with different lengths.
Drawings
Fig. 1 is a schematic structural view showing a chamfering mechanism and a slot milling mechanism in the present embodiment;
fig. 2 is a schematic diagram showing a connection relationship between a feeding mechanism and a chamfering mechanism in the embodiment;
fig. 3 is a schematic structural diagram of a feeding mechanism in this embodiment;
fig. 4 is a schematic view showing the structure of the guide member embodied in the present embodiment;
FIG. 5 is a schematic diagram of a mechanism embodying a transmission mechanism in this embodiment;
FIG. 6 is a schematic view showing the structure of the first station and the second station in the present embodiment;
fig. 7 is a schematic structural diagram of a slot milling mechanism in the present embodiment;
FIG. 8 is a schematic view showing the structure of the clamping device in this embodiment;
fig. 9 is a schematic diagram showing the positional relationship between a milling cutter and a workpiece in the present embodiment;
FIG. 10 is a schematic view of the structure of the reinforcement assembly embodied in the present embodiment;
fig. 11 is a schematic structural diagram of the support and the sliding member in this embodiment.
Reference numerals: 1. a feeding mechanism; 11. feeding a hopper; 12. a discharging assembly; 121. a rolling plate; 122. a limiting plate; 123. a discharge groove; 13. a material ejection device; 131. a material ejection piece; 1311. a connecting plate; 1312. a sliding rod; 133. a guide member; 1331. a positioning plate; 1332. a guide plate; 1333. a guide cylinder; 2. chamfering mechanism; 21. a fixing device; 211. a bottom plate; 212. a top plate; 213. a clamping groove; 214. a first station; 215. a second station; 216. a connecting piece; 22. chamfering device; 221. chamfering tool; 2211. a first cutter; 2212. a second cutter; 23. a feed end; 24. a discharge end; 3. a transmission mechanism; 31. a drive plate; 32. a clamping member; 33. a first pneumatic jaw; 331. a first clamping block; 3311. slotting; 34. a discharging plate; 341. a clamping groove; 4. a slot milling mechanism; 41. a work table; 42. a clamping device; 421. a bottom die; 4211. a lower die cavity; 4212. a slideway; 4213. a pressing plate; 422. a top mold; 4221. an upper die cavity; 4222. a receiving chamber; 4223. a mold; 423. a support table; 4231. a placement groove; 43. a slot milling device; 431. a milling cutter; 432. a sliding member; 4321. a sliding block; 4322. a slide rail; 433. a linkage shaft; 434. an L-shaped guide; 44. a gas supply plate; 45. a blowing nozzle; 5. a frame; 6. a workpiece; 7. a reinforcement assembly; 71. a support; 711. a positioning block; 712. a second pneumatic jaw; 7121. a second clamping block; 71211. a second slot; 713. a connecting block; 714. a support block; 7141. a support groove; 72. a slider; 721. a limiting block; 722. and (5) a screw rod.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "upper", "lower", "bottom" and "top" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.
Examples: the equipment for processing the headrest rod comprises a feeding mechanism 1, a chamfering mechanism 2 for chamfering two ends of a workpiece 6 and a groove milling mechanism 4 for milling grooves of the workpiece 6 after chamfering, wherein the workpiece 6 is transferred between the chamfering mechanism 2 and the groove milling mechanism 4 through a manipulator, as shown in fig. 1. The position relationship between the chamfering mechanism 2 and the milling groove mechanism 4 and the position relationship between the chamfering mechanism 1 and the feeding mechanism 1 are not limited, and one side of the chamfering mechanism 2 is connected with the feeding mechanism 1, so that the feeding mechanism 1 can feed a workpiece 6 to the chamfering mechanism 2 and then convey the workpiece to the milling groove mechanism 4 for milling grooves through a manipulator, or the feeding mechanism 1 is arranged at the milling groove mechanism 4, so that the feeding mechanism 1 can feed the workpiece to the milling groove mechanism 4 for milling grooves, and then convey the workpiece to the chamfering mechanism 2 for chamfering through the manipulator. In this embodiment, the feeding mechanism 1, the chamfering mechanism 2, and the slot milling mechanism 4 are provided in this order along the workpiece processing direction.
The feeding mechanism 1 is arranged on one side of the chamfering mechanism 2, and a transmission mechanism 3 for conveying workpieces 6 is arranged between the feeding mechanism 1 and the chamfering mechanism 2. When the chamfering machine is used, the workpiece 6 is conveyed to the chamfering mechanism 2 for chamfering through the feeding mechanism 1 and the transmission mechanism 3, and after chamfering is finished, the workpiece 6 is conveyed to the milling groove mechanism 4 through a machine for milling grooves on the workpiece 6. The automatic operation of the workpiece 6 from the working procedures of feeding, chamfering and milling grooves is realized, so that the manual intervention is reduced, on one hand, the labor input is reduced, and compared with the manual operation, the precision of the workpiece 6 during the processing of the processing nodes is improved, and the production efficiency and the precision of products are finally improved; on the other hand, the manual feeding and discharging are not needed between the working procedures, so that workers do not need to enter a processing area, and safety is guaranteed.
As shown in fig. 1 and 2, the feeding mechanism 1 comprises a feeding hopper 11 arranged on one side of the chamfering mechanism 2 and used for placing the workpieces 6, a discharging assembly 12 and a jacking device 13 are fixedly connected on one side, close to the chamfering mechanism 2, of the feeding hopper 11, the discharging assembly 12 is positioned on the outer side of the feeding hopper 11, the jacking device 13 is positioned on the inner side of the feeding hopper 11, and the workpieces 6 in the feeding hopper 11 are ejected onto the discharging assembly 12 through the jacking device 13. Referring to fig. 3, the discharging assembly 12 includes at least one pair of rolling plates 121 fixedly connected with one side of the upper hopper 11 close to the chamfering mechanism 2, a limiting plate 122 is fixedly connected with one end of the rolling plate 121 far away from the upper hopper 11, the limiting plate 122 and the rolling plate 121 are integrally connected, and the heights of the upper end surfaces of the limiting plate 122 and the rolling plate 121 are gradually increased along the direction far away from each other, so that a discharging groove 123 for placing the workpiece 6 is formed between the limiting plate 122 and the rolling plate 121. When the chamfering device is used, the workpiece 6 in the feeding hopper 11 is ejected to the discharging assembly 12 through the ejection device 13, and then the ejected workpiece 6 is conveyed to the chamfering device 22 through the conveying device for chamfering operation.
As shown in fig. 2 and 3, the ejector device 13 includes an ejector member 131 slidably connected with the feeding hopper 11 and a second driving cylinder for driving the ejector member 131 to slide in a vertical direction, the ejector member 131 includes a connecting plate 1311 fixedly connected with the second driving cylinder and a plurality of sliding rods 1312 fixedly connected with the connecting plate 1311, and a sliding groove for sliding the sliding rods 1312 is formed on one side of the feeding hopper 11. The upper end surface of the sliding rod 1312 is obliquely arranged, and one end close to the discharging assembly 12 is lower than the other end. When the feeding hopper is used, the connecting plate 1311 is driven by the second driving cylinder to drive the sliding rod 1312 to slide in the vertical direction, so that the sliding rod 1312 ejects the workpiece 6 in the feeding hopper 11 to the upper end of the feeding hopper 11, and then the workpiece 6 slides onto the rolling plate 121 along the upper end surface of the sliding rod 1312 to be positioned in the feeding groove 123.
As shown in fig. 2, the bottom surface of the feeding hopper 11 is obliquely arranged, and one end close to the transmission mechanism 3 is lower than the other end, so that after the workpiece 6 on the sliding rod 1312 is ejected, the slope of the feeding hopper 11 is set, so that the rest of the workpieces 6 in the feeding hopper 11 fall on the upper end surface of the sliding rod 1312, the workpiece 6 is continuously ejected, and the workpiece 6 is continuously ejected and falls on the discharging assembly 12.
As shown in fig. 3, the ejector device 13 further includes a guide member 133 guiding the sliding rod 1312 in the vertical direction, and referring to fig. 4, the guide member 133 includes an L-shaped positioning plate 1331 fixedly connected with the lowest point of the feeding hopper 11, a guide plate 1332 detachably connected to the upper end surface of the positioning plate 1331, and a guide cylinder 1333 detachably connected to the lower end surface of the positioning plate 1331, where the arrangement of the guide cylinder 1333 and the guide plate 1332 guides the sliding rod 1312 when sliding in the vertical direction and limits the sliding rod in the horizontal direction. The positioning plate 1331 ensures that the sliding rod 1312 slides to a certain height in the vertical direction (the sliding rod 1312 ejects the workpiece 6 out of the loading hopper 11), and the sliding rod 1312 is limited in the vertical direction.
As shown in fig. 5, the transmission mechanism 3 is disposed on the ground through the frame 5, and includes a transmission plate 31 slidably connected to the frame 5 and a plurality of clamping members 32 fixedly connected to the transmission plate 31, the clamping members 32 include a plurality of first pneumatic clamping jaws 33 fixedly connected to the transmission plate 31, the first pneumatic clamping jaws 33 include a pair of first clamping blocks 331, a first slot 3311 with opposite slots is formed on one side of the first clamping blocks 331 close to each other, and when the first clamping blocks 331 are close to each other until they are tightly attached, the first slot 3311 can tightly clamp the workpiece 6 between the first clamping blocks 331. The working principle of the first pneumatic clamping jaw 33 is the prior art, and this embodiment will not be described in detail.
The lower end of the transfer plate 31 is connected with a first driving cylinder for driving the transfer plate in a horizontal direction toward or away from the discharging assembly 12 and a second driving cylinder for driving the transfer plate to slide in a vertical direction so as to place the workpiece 6 on the fixing device 21. When the chamfering tool is used, the transmission plate 31 is driven by the first driving cylinder to drive the clamping piece 32 to slide towards the direction close to the discharging assembly 12 until the clamping piece 32 is positioned below the workpiece 6 on the discharging assembly 12, then the transmission plate 31 is driven by the second driving cylinder to move upwards, so that the first pneumatic clamping jaw 33 clamps the workpiece 6 and is positioned above the fixing device 21, then the transmission plate 31 is driven by the first driving cylinder to slide towards the discharging end 24, the transmission plate 31 and the clamping piece 32 are driven by the second driving cylinder to slide downwards, and the workpiece 6 is placed on the fixing device 21 to fix the workpiece 6 for chamfering conveniently. The workpiece 6 on the discharging assembly 12 is driven to the chamfering mechanism 2 through the driving mechanism 3 to conduct chamfering operation.
As shown in fig. 5, the chamfering device 2 comprises at least one pair of fixing devices 21 which are arranged at two sides of the transmission mechanism 3 and used for clamping and positioning the workpiece 6, and chamfering devices 22 which are used for chamfering the workpiece on the fixing devices 21, wherein the fixing devices 21 are fixedly connected with the upper end face of the frame 5, and the chamfering devices 22 are slidably connected with the upper end face of the frame 5 (combined with fig. 1). The fixing device 21 includes a bottom plate 211 and a top plate 212 arranged in the vertical direction, and a clamping groove 213 for clamping the workpiece 6 is formed in a side where the bottom plate 211 and the top plate 212 are close to each other. The bottom plate 211 is fixed on the frame 5, the roof 212 is fixedly connected with the frame 5 through the connecting piece 216, and the upper end of the roof 212 is connected with a second driving cylinder, and the roof 212 moves towards the direction close to or far away from the bottom plate 211 under the driving of the second driving cylinder, so that the workpiece 6 is clamped and positioned to facilitate chamfering. The chamfering device 22 includes chamfering members provided at both ends of the transmission mechanism 3 for chamfering the work piece 6, the chamfering members including a chamfering tool 221 and a power member for driving the chamfering tool 221 to rotate at a high speed in the circumferential direction thereof. The chamfer member further comprises a driving member (not shown) for driving the chamfer cutter 221 and the power member in a horizontal direction away from or towards the fixture 21. The driving member can be a hydraulic system or a combination of a screw and a motor.
For convenience of description, as shown in fig. 2 and 5, one end of the chamfering mechanism 2 near the feeding mechanism 1 is named as a feeding end 23, and the other end is named as a discharging end 24. At least two clamping grooves 213 are formed in the bottom plate 211 and the pressing plate, and are respectively set to be a first station 214 and a second station 215, wherein the first station 214 is arranged close to the feeding end 23, and the second station 215 is arranged close to the discharging end 24. In connection with fig. 5, the chamfering tools 221 on both sides of the transmission 3 are respectively named as a first tool 2211 and a second tool 2212, the first tool 2211 being arranged close to the feed end 23 of the transmission 3, and the second tool 2212 being arranged close to the discharge end 24 of the transmission 3. When the chamfering machine is used, in combination with fig. 6, the workpiece 6 is placed on the first station 214, the first cutter 2211 is driven by the first driving cylinder to be close to the end of the workpiece 6, then the first cutter 2211 is driven by the power piece to chamfer one end of the workpiece 6 on the first station 214, then the workpiece 6 is transmitted to the second station 215 through the transmission mechanism 3, the second cutter 2212 is driven by the first driving cylinder to be close to the end of the workpiece 6, the second cutter 2212 is driven by the power piece to chamfer the other end of the workpiece 6, and the chamfering machine is sequentially circulated, so that two-step chamfering of two ends of the workpiece 6 is realized, mutual disturbance of the two ends of the workpiece 6 during simultaneous chamfering is reduced, the stability of the workpiece 6 is higher, and chamfering accuracy is improved.
As shown in fig. 5, the discharging end 24 of the transmission mechanism 3 is further fixedly connected with a discharging plate 34, the discharging plate 34 is arranged in a vertical direction, a plurality of clamping grooves 341 for placing the workpiece 6 are formed in the upper end face of the discharging plate 34, and the clamping grooves 341 and the clamping grooves 213 are located on the same plane. When the chamfering machine is used, the workpiece 6 on the first station 214 is conveyed to the second station 215 through the transmission mechanism 3, the workpiece on the second station 215 is conveyed to the clamping groove 341, then the workpiece 6 on the clamping groove 341 is taken away, workers are prevented from being in a chamfering work area when the workpieces 6 need to be taken, and the danger of the workers is reduced.
As shown in fig. 7 and 8, the slot milling mechanism 4 includes a workbench 41 disposed on the ground, a clamping device 42 for positioning and clamping the workpiece 6 is fixedly connected to the workbench 41, and a slot milling device 43 for milling the workpiece 6 on the clamping device 42 is also slidably connected to the workbench 41. Referring to fig. 9, the slot milling device 43 includes a milling cutter 431 for milling a slot on the workpiece 6 and a sliding member 432 for driving the milling cutter 431 to move toward or away from the workpiece 6 on the clamping device, wherein the milling cutter 431 is rotationally connected with a power member (not shown in the drawing) for driving the milling cutter 431 to circumferentially rotate through a linkage shaft 433, a rotation axis of the milling cutter 431, that is, an axial direction of the linkage shaft 433 presents a specific angle with an axis of the workpiece 6, and a rotation axis of the milling cutter 431 is perpendicular to a path when the milling cutter 431 slides to the workpiece 6, so that when the sliding member 432 drives the milling cutter 431 to move close to the workpiece 6, the milling cutter 431 rotates, the rotation axis presents a specific angle with an axis of the workpiece 6, and finally, the workpiece 6 is milled by the milling cutter 431 and then the clamping slot presents a specific angle. The slot angle refers to the angle between the length of the milling slot on the workpiece 6 and the axial direction of the workpiece 6. The specific angle is set according to actual needs, and if the amount of demand for headrest rods having a certain angle is large in the market, the specific angle between the rotation axis and the axis of the workpiece 6 is set to the above-described angle, such as 0 °, 17 °, 20 °.
The clamping device 42 comprises a pair of bottom dies 421 fixedly connected to two ends of the workbench 41, a top die 422 is vertically and slidably connected to the workbench 41, a second driving cylinder is connected to the lower end of the top die 422, the top die 422 is located above the bottom die 421, an upper die cavity 4221 and a lower die cavity 4211 for clamping the workpiece 6 are respectively formed on one sides, close to each other, of the top die 422 and the bottom die 421, when the top die 422 is tightly attached to the bottom die 421 under the driving of the driving cylinders, the upper die cavity 4221 and the lower die cavity 4211 form a die cavity for clamping the workpiece 6, and the die cavity forms a specific angle with the horizontal direction, such as 0 degree, 17 degree and 20 degree. When the milling machine is used, a workpiece 6 is directly placed in the lower die cavity 4211, then the top die 422 is driven by the second driving cylinder to move along the direction close to the bottom die 421 in the vertical direction until the top die is tightly attached to the bottom die 421 to compress the workpiece 6 in the die cavity, and then the workpiece 6 between the pair of bottom dies 421 is milled by the slot milling device 43.
The supporting table 423 is further fixedly connected to the table 41, a placement groove 4231 for placing the workpiece 6 is formed in the supporting table 423, and the length direction of the placement groove 4231 is set along the length direction of the lower die cavity 4211 and is on the same straight line. The arrangement is such that the workpieces 6 between the bottom dies 421 are positioned on the supporting table 423 to support the workpieces 6, so that the workpieces 6 are prevented from being damaged due to the fact that the workpieces 6 are suspended when the workpieces 6 between the bottom dies 421 are affected by the milling cutter 431.
The inclination angle of the upper cavity 4221 and the lower cavity 4211 with respect to the axial direction of the coupling shaft 433 is set and adjusted as needed. The lower die cavity 4211 with different angles can be arranged on the bottom die 421, and the workpiece 6 can be put into the die cavity with the required angle by a manipulator according to the requirement during use.
Further, as shown in fig. 8, the top mold 422 is provided with a plurality of accommodating cavities 4222 with openings facing the bottom mold 421, a plurality of molds 4223 are provided in the accommodating cavities 4222, one side of the mold 4223 close to the bottom mold 421 is provided with the upper mold cavity 4221, and the molds 4223 and the top mold 422 are detachably connected by bolts. A slide way 4212 is arranged on one side of the bottom die 421 close to the top die 422, a pressing plate 4213 is detachably connected in the slide way 4212, a plurality of lower die cavities 4211 are arranged on the pressing plate 4213, when the driving cylinder drives the top die 422 to be tightly attached to the bottom die 421, the pressing plate 4213 is tightly attached to the die 4223, and at the moment, the upper die cavity 4221 and the lower die cavity 4211 form the die cavities for clamping the workpiece 6. The pressing plate 4213 is detachably connected with the bottom end of the slideway 4212 through bolts. The support stand 423 is also detachably connected to the table 41 by bolts. The die 4223 and the pressing plate 4213 can be replaced, so that the die 4223 and the pressing plate 4213 can be replaced, the die 4223 and the pressing plate 4213 with different die cavities can be maintained or replaced in time on the one hand, and the clamping device 42 can clamp workpieces 6 with different sizes and models, so that the applicability is higher. And the distance between the die 4223 and the top die 422 can be adjusted by detachably connecting the die 4223 and the top die 422 through bolts, so that when the second driving cylinder drives the top die 422 to move downwards to be tightly attached to the bottom die 421, the distance between the die 4223 and the workpiece 6 can be adjusted, and the clamping degree between the die 4223 and the workpiece 6 can be adjusted.
As shown in fig. 7, the sliding member 432 includes a driving member disposed at one side of the working table 41 and a sliding block 4321 fixedly connected with the driving member, a sliding rail 4322 is disposed at one end of the sliding block 4321 near the working table 41, the working table 41 and the clamping device 42 are disposed at the lower end of the sliding rail 4322, and the sliding block 4321 slides along the length direction of the top mold 422 under the driving of the driving member. Both ends of the linkage shaft 433 are rotatably connected with both side walls of the slide rail 4322. The driving member may be a combination of a screw and a motor, and the sliding block 4321 is driven to slide along a direction approaching or separating from the workpiece 6 by the driving member. The sliding block 4321 is also connected with a second driving cylinder for driving the sliding block to slide in the vertical direction. When the workpiece 6 needs to be grooved, the second driving cylinder drives the sliding block 4321 and the milling cutter 431 to slide in the vertical direction in the direction away from the workpiece 6, so that the milling cutter 431 has a certain distance from the workpiece 6, then the sliding block 4321 drives the milling cutter 431 to slide in the horizontal direction in the direction close to the workpiece 6 under the driving of the power piece until the linkage shaft 433 passes over the workpiece 6, then the second driving cylinder drives the sliding block 4321 and the milling cutter 431 to slide in the vertical direction in the direction close to the workpiece 6, and the sliding block 4321 drives the milling cutter 431 to return in the horizontal direction along the original path under the driving of the power piece, and in the process, the milling cutter 431 contacts with the workpiece 6 to perform grooved operation on the workpiece 6.
As shown in fig. 7, an L-shaped guide 434 is disposed between the table 41 and the sliding member 432, one end of the L-shaped guide 434 is fixedly connected to the table 41, the other end extends in a direction approaching the sliding block 4321, a chute for sliding the L-shaped guide 434 is formed on the linkage shaft 433, and the length direction of the L-shaped guide 434 is disposed along the sliding path of the sliding block 4321. When the milling groove device is used, when the linkage shaft 433 slides along the sliding block 4321, the sliding groove slides along the L-shaped guide piece 434, the L-shaped guide piece 434 has a guiding function on the sliding of the linkage shaft 433, and further has a guiding function on the whole milling groove device, deviation is prevented from being generated in the sliding process of the sliding piece 432, the contact position of the milling cutter 431 and the workpiece 6 is changed, and the milling groove precision is affected.
As shown in fig. 8, a gas supply plate 44 with a cavity is further connected to one side of the sliding block 4321, which is close to the workpiece 6, the gas supply plate 44 is located between the top molds 422 and is located at the upper end of the supporting table 423, one end, which is close to the working table 41, of the gas supply plate 44 is connected with a plurality of gas blowing nozzles 45 with openings facing the working table 41, the gas supply plate 44 is further connected with a gas pressure source for inflating the cavity, and the gas blowing nozzles 45 are communicated with the cavity of the gas supply plate 44. The air blowing nozzle 45 can be used for blowing out air in the cavity, and when the milling cutter 431 is used for milling grooves on the workpiece 6, the air blowing nozzle 45 is positioned at the upper end of the workpiece 6 and can be used for blowing away scraps after the grooves are milled on the workpiece 6.
Because the workpiece 6 to be grooved is cylindrical, the workpiece 6 is placed on the lower die cavity 4211, and then the top die 422 is tightly attached to the bottom die 421 under the drive of the second driving cylinder to clamp the workpiece 6, because the workpiece 6 is cylindrical, the workpiece 6 easily rolls back and forth in the lower die cavity 4211, and damage is caused to the workpiece 6 when the top die 422 is attached to the bottom die 421. The apparatus thus also comprises a positioning assembly 7 for positioning the workpiece 6. Because the workpiece 6 on the milling groove mechanism 1 is conveyed to the bottom die 421 through the manipulator, the manipulator and the workpiece 6 have a certain contact area, so that one part of the workpiece 6 is positioned between the pair of bottom dies 421, and a small part of the workpiece is positioned outside the workbench 41 and is in a suspended state, and the positioning assembly 7 is arranged at the leakage of the workpiece 6 and is positioned below the workpiece 6 to clamp and position the workpiece 6 in consideration of the fact that the positioning assembly 7 cannot influence the milling groove process of the workpiece 6. In use, after the workpiece 6 is placed on the lower die cavity 4211, the workpiece 6 is clamped and positioned by the positioning assembly 7, so that the workpiece 6 is stably present on the lower die cavity 4211, and the workpiece 6 is prevented from rolling when the top die 422 and the bottom die 421 clamp the workpiece 6.
As shown in fig. 10, the positioning assembly 7 includes a plurality of supporting members 71 disposed on the ground through a supporting frame, the supporting members 71 include a positioning block 711 disposed on the supporting frame and a plurality of second pneumatic clamping jaws 712 slidably connected to the positioning block 711 through a connecting block 713, and the connecting block 713 is fixedly connected to the second pneumatic clamping jaws 712 and slidably connected to the positioning block 711 through a sliding member 72. The second pneumatic clamping jaw 712 includes a pair of second clamping blocks 7121, and a second slot 71211 is formed in a side of the second clamping blocks 7121 adjacent to each other, and the slot is opposite to the second slot for clamping the workpiece 6. The connecting block 713 is further fixedly connected with a supporting block 714, the supporting block 714 is provided with a supporting groove 7141 with a notch upwards for placing a workpiece, and the supporting groove 7141, the second groove 71211 and the lower die cavity 4211 are all on the same straight line and are used for supporting and placing the same workpiece 6. In use, the workpiece 6 is transferred into the lower die cavity 4211 by the manipulator, at this time, the second pneumatic clamping jaw 712 clamps the leaking portion of the workpiece 6, and then the top die 422 is pressed with the bottom die 421 to fix the workpiece 6 under the drive of the second driving cylinder. The setting of locating component 7 prevents that work piece 6 from rolling in lower die cavity 4211 on the one hand, then work piece 6 is impaired when top die 422 and die block 421 compress tightly work piece 6, on the other hand, because work piece 6 partly has the support on workstation 41, and also partly unsettled, and milling cutter 431 and work piece 6 area of contact only a small part in addition, leads to work piece 6 atress uneven and unsettled messenger work piece 6 bending in the milling flutes process, locating component 7 is to leaking work piece 6 centre gripping outward for work piece 6 both ends are all fixed, damage when preventing the milling flutes.
The sliding member 72 includes a pair of limiting blocks 721 fixedly connected to the positioning block 711 and a screw 722 rotatably connected between the pair of limiting blocks 721, wherein the pair of limiting blocks 721 are set along a direction from the second slot 71211 to the lower die cavity 4211, the screw 722 is in threaded connection with the connecting block 713 and the limiting block 721 near the side of the bottom die 421, and one end of the screw 722 is connected with a motor (not shown in the drawing). When the clamping fixture is used, the screw 722 is driven by the motor to rotate, and the screw 722 drives the connecting block 713 to slide in a direction away from or close to the bottom die 421, so that the distance among the supporting groove 7141, the second slot 71211 and the lower die cavity 4211 is changed, and the clamping fixture can adapt to workpieces with different lengths.
The driving member, the first driving cylinder and the second driving cylinder in this embodiment may be hydraulic systems such as an air cylinder or an oil cylinder, which are in the prior art, and the manipulator is in the prior art, and will not be described in detail in this embodiment.
The power piece comprises a motor and a transmission combination, a rotating shaft is fixedly connected to an output shaft of the transmission, a chamfering tool 221 or a milling cutter 431 is fixedly connected to one end, far away from the transmission, of the rotating shaft, and when the chamfering tool is used, the motor rotates to drive the rotating shaft and the chamfering tool 221 or the linkage shaft 433 on the rotating shaft and the milling cutter 431 on the linkage shaft 433 to rotate, chamfering or milling grooves are formed in two ends of a workpiece 6, and the concrete principle and the work of chamfering and milling grooves are the prior art and are not described in detail.
The working process comprises the following steps: the connecting plate 1311 and the sliding rod 1312 are driven to slide in the vertical direction by the second driving cylinder, so that the sliding rod 1312 ejects the workpiece 6 in the upper hopper 11 to the upper end of the upper hopper 11, and then the workpiece 6 slides onto the rolling plate 121 along the upper end surface of the sliding rod 1312 to be positioned in the discharge groove 123. Then the first driving cylinder drives the transmission plate 31 and the clamping piece 32 to approach the discharging assembly 12 in the horizontal direction, then the second driving cylinder drives the transmission plate 31 and the clamping piece 32 to move in the vertical direction towards the direction approaching the discharging assembly 12 until the workpiece 6 is positioned between the fixed block and the clamping block, and then the sliding block is controlled to drive the clamping block to approach the fixed block so as to clamp the workpiece 6; the clamping piece 32 and the workpiece 6 on the clamping piece 32 are driven to be close to the chamfering device 22 through the first driving cylinder, the control sliding block drives the clamping block to be far away from the fixed block, and the clamped workpiece 6 is released and placed on the first station 214; the workpiece 6 is chamfering by the second drive cylinder driving the clamping member 32 away from the chamfering device 22. The first cutter 2211 is driven by a first driving cylinder to be close to the end of the workpiece 6, then the first cutter 2211 is driven by a power piece to chamfer one end of the workpiece 6 on the first station 214, then the workpiece 6 is conveyed to the second station 215 through the transmission mechanism 3, the second cutter 2212 is driven by the first driving cylinder to be close to the end of the workpiece 6, the second cutter 2212 is driven by the power piece to chamfer the other end of the workpiece 6, two-step chamfering of the two ends of the workpiece 6 is achieved, the chamfered workpiece 6 is conveyed to the clamping groove 341 through the transmission mechanism 3, the workpiece 6 on the clamping groove 341 is conveyed to the lower die cavity 4211 of the bottom die 421 through a mechanical arm, the top die 422 is tightly attached to the bottom die 421 under the driving of the second driving cylinder to clamp the workpiece 6, then the first driving cylinder drives the sliding block 4321 and the milling groove part to slide towards the direction close to the workpiece 6 until the milling cutter 431 passes over the workpiece 6, then the first driving cylinder drives the milling groove part to return along the original path, and the driving shaft 433 drives the milling cutter 431 to rotate along the circumference of the milling groove 6 under the driving of the power piece.
The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.

Claims (9)

1. A headrest pole processing equipment, characterized by: the chamfering device comprises a feeding mechanism (1), a chamfering mechanism (2) for chamfering the workpiece (6) and a slot milling mechanism (4) for milling slots on the workpiece (6), wherein the chamfering mechanism (2) comprises a fixing device (21) for clamping and positioning the workpiece (6) and a chamfering device (22) for chamfering the workpiece (6);
the groove milling mechanism (4) comprises a workbench (41) arranged on the ground, a clamping device (42) for clamping and positioning the workpiece (6) is connected to the workbench (41), and a groove milling device (43) for milling grooves on the workpiece (6) on the clamping device (42) is also connected to the workbench (41) in a sliding manner;
the feeding mechanism (1) is also connected with a transmission mechanism (3) for conveying the workpiece (6) to the chamfering mechanism (2) or the milling groove mechanism (4), and the workpiece (6) is conveyed between the chamfering mechanism (2) and the milling groove mechanism (4) through a manipulator;
the clamping device (42) comprises at least one pair of bottom dies (421) and top dies (422) which are positioned at two ends of the workbench (41), the bottom dies (421) are fixedly connected with the upper end face of the workbench (41), the top dies (422) are connected with the workbench (41) in a sliding manner in the vertical direction, and the top dies (422) penetrate through the bottom dies (421) and are positioned above the bottom dies (421), and the lower ends of the top dies (422) are connected with second driving cylinders for driving the top dies (422) to slide in the vertical direction;
a lower die cavity (4211) and an upper die cavity (4221) are respectively formed in one end, relatively close to the top die (422), of the bottom die (421), when the top die (422) is tightly attached to the bottom die (421) under the drive of a second driving cylinder, the upper die cavity (4221) and the lower die cavity (4211) clamp a workpiece (6), and the length directions of the upper die cavity (4221) and the lower die cavity (4211) and the rotation axis of the milling cutter (431) form a specific angle;
a plurality of accommodating cavities (4222) with openings facing the bottom die (421) are arranged on the top die (422), a plurality of dies (4223) are arranged in the accommodating cavities (4222), one side of the dies (4223) close to the bottom die (421) is provided with the upper die cavity (4221),
the mold (4223) is detachably connected with the top mold (422) through bolts, a slide way (4212) is arranged on one side, close to the top mold (422), of the bottom mold (421), a pressing plate (4213) is detachably connected in the slide way (4212), and a plurality of lower mold cavities (4211) are arranged on the pressing plate (4213).
2. The headrest rod processing apparatus according to claim 1, characterized in that: the chamfering mechanism (2) comprises a fixing device (21) which is arranged on the frame (5) and used for clamping and positioning two ends of a workpiece (6) and a chamfering device (22) which is used for chamfering the workpiece (6) on the fixing device (21), the fixing device (21) comprises a bottom plate (211) and a top plate (212) which are arranged in the vertical direction, a clamping groove (213) which is used for clamping the workpiece (6) is formed in one side, close to each other, of the bottom plate (211) and the top plate (212), and at least one pair of clamping grooves (213) are formed;
the chamfering mechanism (2) comprises a feeding end (23) and a discharging end (24), wherein a clamping groove (213) close to the feeding end (23) is a first station (214), a clamping groove (213) close to one end of the discharging end (24) is a second station (215), the chamfering device (22) comprises chamfering pieces arranged on two sides of the fixing device (21), and each chamfering piece comprises a first cutter (2211) arranged at the first station (214) for chamfering one end of a workpiece (6) and a second cutter (2212) arranged at the second station (215) for chamfering the other end of the workpiece (6).
3. The headrest rod processing apparatus according to claim 2, characterized in that: the feeding mechanism (1) comprises a feeding hopper (11) arranged at one side of the feeding end (23) and used for accommodating a workpiece (6), a discharging assembly (12) is arranged between the feeding hopper (11) and the transmission mechanism (3), and a jacking device (13) used for jacking the workpiece (6) in the feeding hopper (11) onto the discharging assembly (12) is further connected to the inner side of the feeding hopper (11);
the material ejection device (13) comprises a plurality of sliding rods (1312) and a second driving cylinder for driving the sliding rods (1312) to slide in the vertical direction through a connecting plate (1311), and a sliding groove for the sliding rods (1312) to slide is formed in the bottom end, close to one side of the transmission mechanism, of the feeding hopper (11);
the upper end face of the sliding rod (1312) is obliquely arranged, and one end close to the discharging assembly (12) is lower than the other end.
4. A headrest rod processing apparatus as claimed in claim 3, wherein: the discharging assembly (12) comprises at least one pair of rolling plates (121) and limiting plates (122) which are arranged along the direction from the feeding hopper (11) to the transmission mechanism, the rolling plates (121) are fixedly connected with one side of the feeding hopper (11) close to the chamfering mechanism (2), the limiting plates (122) are integrally connected with the rolling plates (121), the heights of the upper end surfaces of the limiting plates and the rolling plates are gradually increased along the direction away from each other, and a discharging groove (123) for placing a workpiece (6) is formed between the limiting plates (122) and the rolling plates (121).
5. The headrest rod processing apparatus according to claim 2, characterized in that: the transmission mechanism (3) comprises a transmission plate (31) arranged between the bottom plates (211), a plurality of clamping pieces (32) for clamping the workpiece (6) are connected to the transmission plate (31), and one end, far away from the clamping pieces (32), of the transmission plate (31) is connected with a first driving cylinder for driving the transmission plate to slide in the horizontal direction to be close to or far away from the bottom plates (211) and a second driving cylinder for driving the transmission plate to slide in the vertical direction to drive the workpiece (6) to be placed on the clamping groove (213);
the clamping piece (32) comprises a plurality of first pneumatic clamping jaws (33) fixedly connected to the transmission plate (31), the first pneumatic clamping jaws (33) comprise a pair of first clamping blocks (331), first grooves (3311) with opposite notches are formed in one sides of the first clamping blocks (331) close to each other, and when the first clamping blocks (331) are tightly attached, the workpiece (6) is clamped in the first grooves (3311).
6. The headrest rod processing apparatus according to claim 1, characterized in that: the milling groove device (43) comprises a workbench (41) arranged on the ground, a clamping device (42) for clamping and positioning the workpiece (6) is fixedly connected to the workbench (41), the milling groove device (43) for milling the groove of the workpiece (6) on the clamping device (42) is further connected to the workbench (41) in a sliding mode, the milling groove device (43) comprises a milling cutter (431) for milling the groove of the workpiece (6) and a sliding piece (432) for driving the milling cutter (431) to be far away from or close to the workpiece (6), the milling cutter (431) is connected with a power piece for driving the milling cutter (431) to rotate circumferentially, and a rotation axis of the milling cutter (431) and an axis of the workpiece (6) are at a specific angle.
7. The headrest rod processing apparatus according to claim 6, wherein: the sliding piece (432) comprises a sliding block (4321) arranged above the workbench (41), one side, close to the workpiece (6), of the sliding block (4321) is further connected with a gas supply plate (44) provided with a cavity, the gas supply plate (44) is connected with a plurality of gas blowing nozzles (45) with openings facing the workpiece (6) on the clamping device (42), one ends of the gas blowing nozzles (45) are communicated with the cavity of the gas supply plate (44), and the gas supply plate (44) is communicated with a gas pressure source.
8. The headrest rod processing apparatus according to claim 1, characterized in that: the milling groove mechanism (4) further comprises a reinforcing component (7) for supporting the workpiece (6) outside the workbench (41), the reinforcing component (7) comprises a connecting block (713) arranged on one side of the workbench (41) and a second pneumatic clamping jaw (712) connected to the connecting block (713), the second pneumatic clamping jaw (712) comprises a pair of second clamping blocks (7121), a second slotting (71211) with a notch opposite to that for clamping the workpiece (6) is formed in one side, close to each other, of the second clamping blocks (7121), and the second slotting (71211) and the lower die cavity (4211) are positioned on the same straight line.
9. The headrest rod processing apparatus according to claim 8, wherein: the reinforcing assembly (7) further comprises a sliding piece (72) for driving the connecting block (713) to slide towards a direction close to or far away from the bottom die (421), the sliding piece (72) comprises a pair of limiting blocks (721) arranged on two sides of the connecting block (713), and the limiting blocks (721) and the connecting block (713) are arranged along the length direction of the workpiece (6) on the clamping device (42);
and a screw rod (722) is rotationally connected between the limiting blocks (721), and the screw rod (722) penetrates through the connecting block (713) and the limiting block (721) close to one end of the bottom die (421) and is connected with a motor for driving the screw rod to rotate.
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DE112020002271T5 (en) 2019-05-07 2022-02-17 Innotec Corp. IMPROVED HEADREST BAR AND METHOD OF FORMING THE SAME
CN110385467A (en) * 2019-08-15 2019-10-29 乐清市荣欣机械有限公司 A kind of workpiece slotting equipment
CN110586821A (en) * 2019-08-27 2019-12-20 重庆豪斯特汽车零部件有限公司 Automobile headrest rod gear rolling machine
CN111075956B (en) * 2019-12-30 2022-02-08 温州蓝天管件阀门有限公司 Valve coaxiality machining process
CN111659922B (en) * 2020-06-04 2021-04-13 临海市万宏机电配件厂 Metal tube ball head processing equipment
CN112705986A (en) * 2020-12-21 2021-04-27 常州工程职业技术学院 Automatic feeding device for machining
CN113664592A (en) * 2021-05-24 2021-11-19 苏州海之鸿智能装备有限公司 Part processing is with CNC automatic production line
CN113547007B (en) * 2021-07-29 2022-07-05 北京星光俊海汽车配件有限公司 Headrest rod bending system and method
CN115338767B (en) * 2022-10-18 2023-03-21 江苏佳晟精密设备科技有限公司 Feeding device and method of polishing machine

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