CN110421447A - Special-shaped small precision part grinding device - Google Patents

Special-shaped small precision part grinding device Download PDF

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Publication number
CN110421447A
CN110421447A CN201811343679.9A CN201811343679A CN110421447A CN 110421447 A CN110421447 A CN 110421447A CN 201811343679 A CN201811343679 A CN 201811343679A CN 110421447 A CN110421447 A CN 110421447A
Authority
CN
China
Prior art keywords
grinding
unit
abnormal shape
small precision
lead screw
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811343679.9A
Other languages
Chinese (zh)
Inventor
李虎平
但盼亮
彭建科
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.)
Xi'an Established Aviation Manufacturing Co Ltd
Original Assignee
Xi'an Established Aviation Manufacturing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xi'an Established Aviation Manufacturing Co Ltd filed Critical Xi'an Established Aviation Manufacturing Co Ltd
Priority to CN201811343679.9A priority Critical patent/CN110421447A/en
Publication of CN110421447A publication Critical patent/CN110421447A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B19/00Single-purpose machines or devices for particular grinding operations not covered by any other main group
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/02Frames; Beds; Carriages
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00Drives or gearings; Equipment therefor
    • B24B47/02Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables
    • B24B47/04Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables by mechanical gearing only
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00Drives or gearings; Equipment therefor
    • B24B47/10Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
    • B24B47/12Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00Drives or gearings; Equipment therefor
    • B24B47/22Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation

Abstract

The invention discloses a kind of small precision part grinding devices of abnormal shape, including rack, grinding trolley and rotary tooling, the frame top is fixedly installed with translation unit and workbench, the translation unit is located at the side of workbench, the grinding trolley, which is mounted in translation unit, does straight reciprocating motion, the grinding trolley includes erecting bed, position regulating unit and grinding unit, and the rotary tooling is fixed on the table, and fixed workpiece makes rotating motion therewith on the rotary tooling.The present invention is realized by the mutual mantle friction of grinding unit on high-speed rotating workpiece and the grinding trolley of straight reciprocating motion and is ground, do not change original position precision, improves efficiency and product qualification rate, stable product quality, labor intensity is reduced, realizes mass production.

Description

Special-shaped small precision part grinding device
Technical field
The present invention relates to part grinding technology field more particularly to a kind of small precision part grinding devices of abnormal shape.
Background technique
Conventional milling methods grinding abnormal complex type face precision small part is generally ground by hand, leans on work on the stationary platform Part manually move back and forth carry out surface grinding, ensure that surface accuracy, but it is difficult to ensure that position precision, efficiency and qualification rate very It is low, operator's technical capability and experiential operating are almost leaned on entirely, are difficult to realize high-volume large-scale production.
Therefore, it is necessary to design a kind of grinding device for above-mentioned phenomenon, greatly improves efficiency with qualification rate, do not change Become original position precision, it can be achieved that batch production.
Summary of the invention
The purpose of the present invention is to provide a kind of small precision part grinding device of abnormal shape, surface accuracy not only can guarantee, but also can protect Position precision is demonstrate,proved, greatly improves efficiency and qualification rate, it can be achieved that batch production.
The small precision part grinding device of a kind of abnormal shape according to an embodiment of the present invention, including rack, grinding trolley and rotation work Dress, the frame top are fixedly installed with translation unit and workbench, and the translation unit is located at the side of workbench, described to grind Mill trolley, which is mounted in translation unit, does straight reciprocating motion, and the grinding trolley includes erecting bed, position regulating unit and use In the grinding unit of grinding work-piece, the rotary tooling is fixed on the table, and the workpiece fixed on the rotary tooling is therewith It makes rotating motion.
Further, the translation unit includes track base, lead screw, slide unit and lead screw driving motor, the lead screw fastening On track base, slide unit is connected through a screw thread transmission connection on lead screw, and lead screw driving motor is for driving lead screw to rotate, in turn Slide unit is driven to do translational motion along track base length direction.
Further, the erecting bed is fixedly connected with slide unit, and the position regulating unit includes horizontal drive apparatus, institute The fixing end for stating horizontal drive apparatus is fixed on erecting bed, and movable end is fixedly connected with grinding unit.
Further, the horizontal drive apparatus includes oil cylinder or cylinder.
Further, the two sides on the erecting bed positioned at horizontal drive apparatus are provided with guide rod, the grinding unit Both ends be arranged on the guide bar.
Further, the rotary tooling includes shell, rotation drive device, platform and fixture, and the shell is fixed on On workbench and the top middle portion of shell offers through-hole, and the rotation drive device is immobilized in the shell, and rotates driving dress The output end set passes through through-hole and is fixedly connected with the bottom of platform, and the folder for clamping workpiece is equipped at the top of the platform Tool.
Further, the rotation drive device is rotary drive motor, and the output shaft of the rotary drive motor is put down Platform, fixture three axis be located on same vertical line.
Further, the top through-hole edge formation retaining ring protruding upward of the shell.
Compared with the prior art, the invention has the beneficial effects that: pass through high-speed rotating workpiece and straight reciprocating motion Grinding trolley on the mutual mantle friction of grinding unit realize grinding, do not change original position precision, improve efficiency and product Qualification rate, stable product quality reduce labor intensity, realize mass production.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention It applies example to be used to explain the present invention together, not be construed as limiting the invention.In the accompanying drawings:
Fig. 1 is a kind of structural schematic diagram of the small precision part grinding device of abnormal shape proposed by the present invention;
Fig. 2 is the part-structure enlarged diagram of translation unit left end;
Fig. 3 is the part-structure enlarged diagram of translation unit right end;
Fig. 4 is the schematic diagram of the section structure of rotary tooling.
In figure: 1- translation unit, 11- track base, 111- closed slide, 12- lead screw, 121- limit base, 13- slide unit, 2- Workbench, 3- rack, 4- grinding trolley, 5- erecting bed, 6- position regulating unit, 61- horizontal drive apparatus, 7- grinding unit, 8- rotary tooling, 81- shell, 811- retaining ring, 82- rotation drive device, 83- platform, 84- fixture, 9- guide rod.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
Referring to Fig.1-4, the small precision part grinding device of a kind of abnormal shape, including rack 3, grinding trolley 4 and rotary tooling 8, institute It states frame top and is fixedly installed with translation unit 1 and workbench 2, the translation unit 1 is located at the side of workbench 2, described to grind Mill trolley 4, which is mounted in translation unit 1, does straight reciprocating motion, and the grinding trolley 4 includes erecting bed 5, position regulating unit 6 With the grinding unit 7 for grinding work-piece, the rotary tooling 8 is fixed on workbench 2, is fixed on the rotary tooling 8 Workpiece makes rotating motion therewith.
The translation unit 1 includes track base 11, lead screw 12, slide unit 13 and lead screw driving motor, and lead screw 12, which is fastened on, leads On rail chair 11, slide unit 13 is connected through a screw thread transmission connection on lead screw 12, and lead screw driving motor is used to that lead screw 12 to be driven to rotate, And then it drives slide unit 13 to do translational motion, lead screw driving motor and lead screw 12 along 11 length direction of track base and be driven by sprocket wheel and connects It connects, 11 top of track base is equipped with closed slide 111, and slide unit 13 is slidably connected on closed slide 111,11 bottom four corners of track base The idler wheel for moving guide rail seat 11 is equipped at position, the end of whole equipment easy to remove, lead screw 12 is equipped with limit base 121, For limiting the position of slide unit 13.
The erecting bed 5 is fixedly connected with slide unit 13, and the position regulating unit 6 includes horizontal drive apparatus 61, described The fixing end of horizontal drive apparatus 61 is fixed on erecting bed 5, and movable end is fixedly connected with grinding unit 7, and grinding unit 7 includes Sanding block, the lateral wall of sanding block are equipped with polishing layer, and polishing layer is made of polishing sand.
The horizontal drive apparatus 61 includes oil cylinder or cylinder, passes through flexible, the drive grinding of oil cylinder or cylinder actuating arm Unit 7 moves horizontally.
Two sides on the erecting bed 5 positioned at horizontal drive apparatus 61 are provided with guide rod 9, and the two of the grinding unit 7 End cap is located on guide rod 9, is moved horizontally when guaranteeing that grinding unit 7 is mobile along guide rod 9, avoids position from occurring inclined It moves, the end of guide rod 9 is equipped with limited block.
The rotary tooling 8 includes shell 81, rotation drive device 82, platform 83 and fixture 84, and the shell 81 is fixed On workbench 2 and the top middle portion of shell 81 offers through-hole, and the rotation drive device 82 is fixed in shell 81, and revolves The output end of rotary driving device 82 passes through through-hole and is fixedly connected with the bottom of platform 83, and the top of the platform 83, which is equipped with, to be used for Clamp the fixture 84 of workpiece.
The rotation drive device 82 is rotary drive motor, output shaft, the platform 83, fixture of the rotary drive motor The axis of 84 threes is located on same vertical line, avoids generation eccentric rotary that the location of workpiece is caused to change, influences precision.
The top through-hole edge formation retaining ring 811 protruding upward of the shell 81, to block most of grinding generation Clast, avoiding clast from falling into shell 81 influences rotary drive motor work.
Each electrical component is controlled by PLC controller, grinding trolley 4, which is mounted in translation unit 1, does linear reciprocation Movement, position regulating unit 6 is for adjusting 7 position of grinding unit, and rotary tooling 8 is fixed on workbench 2, the rotary tooling Fixed workpiece makes rotating motion therewith on 8, by grinding on high-speed rotating workpiece and the grinding trolley 4 of straight reciprocating motion It grinds the mutual mantle friction of unit 7 and realizes grinding, wherein machined parameters: 500 revs/min of revolving speed, plane monitoring-network method: glass optical flat, Efficiency is greatly improved with qualification rate, does not change original position precision, it can be achieved that batch production.
Originally one of size and position precision, the low (qualification rate of qualification rate can only be guaranteed by overcoming Conventional milling methods 30% or so) defect promotes product qualification rate to 98.5%.Labor intensity and cost of labor are reduced simultaneously, it will be manual Operation is upgraded to semi automatic machine.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (8)

1. a kind of small precision part grinding device of abnormal shape, it is characterised in that: including rack, grinding trolley and rotary tooling, the machine Top of the trellis is fixedly installed with translation unit and workbench, and the translation unit is located at the side of workbench, the grinding trolley peace Straight reciprocating motion is done in translation unit, the grinding trolley includes erecting bed, position regulating unit and grinding unit, institute It is fixed on the table to state rotary tooling, fixed workpiece makes rotating motion therewith on the rotary tooling.
2. the small precision part grinding device of abnormal shape according to claim 1, it is characterised in that: the translation unit includes guide rail Seat, lead screw, slide unit and lead screw driving motor, the lead screw are fastened on track base, and slide unit is connected through a screw thread transmission connection and exists On lead screw, lead screw driving motor drives slide unit to do translational motion along track base length direction for driving lead screw to rotate.
3. the small precision part grinding device of abnormal shape according to claim 2, it is characterised in that: the erecting bed is fixed with slide unit Connection, the position regulating unit includes horizontal drive apparatus, and the fixing end of the horizontal drive apparatus is fixed on erecting bed, Movable end is fixedly connected with grinding unit.
4. the small precision part grinding device of abnormal shape according to claim 3, it is characterised in that: the horizontal drive apparatus includes Oil cylinder or cylinder.
5. the small precision part grinding device of abnormal shape according to claim 3, it is characterised in that: be located at level on the erecting bed The two sides of driving device are provided with guide rod, and the both ends of the grinding unit are arranged on the guide bar.
6. the small precision part grinding device of abnormal shape according to claim 1-5, it is characterised in that: the rotary tooling Including shell, rotation drive device, platform and fixture, the shell is fixed on the table and the top middle portion of shell offers Through-hole, the rotation drive device are immobilized in the shell, and the output end of rotation drive device passes through the bottom of through-hole and platform It is fixedly connected, the fixture for clamping workpiece is installed at the top of the platform.
7. the small precision part grinding device of abnormal shape according to claim 6, it is characterised in that: the rotation drive device is rotation Turn driving motor, the output shaft of the rotary drive motor, platform, fixture three axis be located on same vertical line.
8. the small precision part grinding device of abnormal shape according to claim 6, it is characterised in that: the top through-hole side of the shell Edge formation retaining ring protruding upward.
CN201811343679.9A 2018-11-14 2018-11-14 Special-shaped small precision part grinding device Pending CN110421447A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811343679.9A CN110421447A (en) 2018-11-14 2018-11-14 Special-shaped small precision part grinding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811343679.9A CN110421447A (en) 2018-11-14 2018-11-14 Special-shaped small precision part grinding device

Publications (1)

Publication Number Publication Date
CN110421447A true CN110421447A (en) 2019-11-08

Family

ID=68407327

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811343679.9A Pending CN110421447A (en) 2018-11-14 2018-11-14 Special-shaped small precision part grinding device

Country Status (1)

Country Link
CN (1) CN110421447A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112247682A (en) * 2020-10-23 2021-01-22 江苏远业液压机械有限公司 Matching method of coupling fittings of hydraulic machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112247682A (en) * 2020-10-23 2021-01-22 江苏远业液压机械有限公司 Matching method of coupling fittings of hydraulic machine

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