CN114227418A - Small circular sleeve end face grinding surface grinding machine fixture - Google Patents

Small circular sleeve end face grinding surface grinding machine fixture Download PDF

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Publication number
CN114227418A
CN114227418A CN202111407648.7A CN202111407648A CN114227418A CN 114227418 A CN114227418 A CN 114227418A CN 202111407648 A CN202111407648 A CN 202111407648A CN 114227418 A CN114227418 A CN 114227418A
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CN
China
Prior art keywords
face
positioning
positioning seat
machined
grinding
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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
CN202111407648.7A
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Chinese (zh)
Inventor
林峰
姜波
江万里
闻学震
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Shenyang Aerospace Xinguang Group Co Ltd
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Shenyang Aerospace Xinguang Group 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.)
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Publication date
Application filed by Shenyang Aerospace Xinguang Group Co Ltd filed Critical Shenyang Aerospace Xinguang Group Co Ltd
Priority to CN202111407648.7A priority Critical patent/CN114227418A/en
Publication of CN114227418A publication Critical patent/CN114227418A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
    • B24B7/10—Single-purpose machines or devices
    • B24B7/16—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings
    • B24B7/162—Single-purpose machines or devices for grinding end-faces, e.g. of gauges, rollers, nuts, piston rings for mass articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00—Component parts such as frames, beds, carriages, headstocks
    • B24B41/06—Work supports, e.g. adjustable steadies

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Grinding Of Cylindrical And Plane Surfaces (AREA)
  • Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)

Abstract

The invention provides a small circular sleeve end face grinding surface grinding machine clamp which comprises a positioning seat, a pressing plate and an inner hexagonal cylindrical head screw, wherein the positioning seat is fixed on a grinding machine through a magnetic chuck of the surface grinding machine, the positioning seat is of a cuboid structure, a positioning hole is machined in one side face of the positioning seat, a part is placed in the positioning hole, the lower end face of the step face of the part is attached to the upper end face of the positioning seat, and the pressing plate is pressed on the part and fixed on the positioning seat through the inner hexagonal cylindrical head screw. The fixture provided by the invention is additionally provided with the limiting mechanism in the axial direction of the part, and can clamp a plurality of parts at one time, so that the times of re-clamping and positioning and re-tool setting can be effectively reduced, the problems of long processing and aligning time, low processing efficiency and the like are solved, the labor intensity of an operator is reduced, the production efficiency is greatly improved, the consistency of the size precision of the part is effectively ensured, and the rapidness and the precision are further achieved.

Description

Small circular sleeve end face grinding surface grinding machine fixture
Technical Field
The invention belongs to the technical field of clamps, and particularly relates to a clamp of a small circular sleeve end surface grinding machine.
Background
In the processing process of sleeve type parts, the end faces need to be ground, one of the commonly adopted methods is manual grinding, the production efficiency of the method is low, the size precision consistency of the parts is difficult to guarantee, the other method is clamping post-processing by using a universal clamp, a tool used in a production workshop is mainly positioned by the excircle of the parts, and the parts are small in structural size, high in size precision and form and position tolerance precision requirements, small in structural area and easy to damage the parts when clamping and processing are carried out, and operators of each processed part need to clamp, position and reset the tools again, the production efficiency is low, and the size precision consistency of the parts is difficult to guarantee.
Disclosure of Invention
The invention solves the technical problem of providing a small circular sleeve end face grinding surface grinding machine clamp capable of clamping a plurality of parts at one time, and solves the problems of low production efficiency and difficulty in ensuring the size precision consistency of the parts.
The technical scheme adopted by the invention is as follows: the utility model provides a small circle shape sleeve pipe terminal surface grinding flat grinder anchor clamps, includes positioning seat, clamp plate, interior hexagonal socket head cap screw, and the positioning seat passes through flat grinder magnetic force sucking disc to be fixed on the grinding machine, the positioning seat is the cuboid structure, and processing has the locating hole on one of them side, and the part is arranged in the locating hole, and the laminating of terminal surface and positioning seat up end under the part step face, clamp plate press on the part and through interior hexagonal socket head cap screw fix on the positioning seat.
Preferably, the upper end face of the positioning seat is processed into a stepped face, the stepped face is higher on the side close to the positioning hole, one side face in the extension direction of the positioning seat is processed with a positioning hole penetrating through the upper end face and the lower end face of the positioning seat, the diameter of the positioning hole is equal to or slightly larger than the diameter of a part, and the diameter of the positioning hole is smaller than the outer diameter of the end face of the part.
The effect is as follows: the parts are pressed by the pressing plate uniformly, when the pressing plate is fastened by the hexagon socket head cap screws to press the parts, the pressing plate can generate certain elastic deformation, each part can be pressed, the parts can be conveniently processed, clamped and fixed, and the radial positioning of the parts is guaranteed.
Preferably, the number of the positioning holes is 8-12, the positioning holes are evenly distributed at intervals, a pressing plate fixing surface is arranged between every two adjacent positioning holes, screw holes are machined in the pressing plate fixing surface, the same number of screw holes are machined in the same position of the pressing plate, and a longitudinal through groove is machined between every two adjacent screw holes in the non-contact surface of the pressing plate and the part.
The effect is as follows: the pressing force of the part pressing plate is uniform, and in the structural design of the pressing plate of the clamp, a longitudinal through groove is additionally arranged on the non-contact surface of the pressing plate and the part, so that certain elasticity is added to the pressing plate.
Preferably, the number of the positioning holes is 9, the positioning holes are evenly distributed at intervals, a pressing plate fixing surface is arranged between every two adjacent positioning holes, the number of the pressing plate fixing surfaces is 10, and a screw hole is machined in each pressing plate fixing surface.
The effect is as follows: a plurality of parts can be clamped simultaneously through one clamp, and production efficiency is improved.
Preferably, a groove matched with the grinding machine platform for leveling is processed on the lower end face of the positioning seat.
The effect is as follows: the positioning seat is convenient to quickly level when contacting with the grinding machine platform.
Preferably, the depth of the locating hole is greater than the length of the part.
The effect is as follows: the parts except the end surface part are all clamped in the positioning holes, and the radial positioning of the end surfaces of the parts is guaranteed.
The invention has the beneficial effects that: the utility model provides a small circle sleeve pipe end face grinding flat grinder anchor clamps, this anchor clamps increase stop gear at part axial direction, and can once only a plurality of parts of clamping, can effectively reduce clamping location again and tool setting number of times again, reduced processing alignment time long, machining efficiency low grade problem, alleviateed operator intensity of labour, improved production efficiency by a wide margin, effectively guaranteed the uniformity of part size precision to reach rapidization, accurate.
Drawings
FIG. 1 is a schematic structural view of a small circular sleeve end face grinding surface grinder fixture;
FIG. 2 is a schematic view of the positioning seat;
FIG. 3 is a schematic view of a platen structure;
fig. 4 is a schematic view of the structure of the parts.
Reference numerals: 1-positioning seat, 2-pressing plate, 3-inner hexagonal socket head cap screw, 4-part, 11-positioning hole and 12-pressing plate fixing surface.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 4, in order to grind an end face of a sleeve-type part, the part 4 has a small structural size and high requirements on dimensional accuracy and form and location tolerance accuracy, the structural area of the outer structure of the part 4 capable of being effectively positioned in the axial direction is small, the part 4 has requirements on dimensional accuracy in the axial direction after being ground, and the tolerance requirement is less than or equal to 0.03. The clamp is additionally provided with a limiting mechanism in the axial direction of a part 4, and the axial direction is limited: this part 4 has the stair structure to the location processing is carried out to part 4 excircle and step lower extreme face, has guaranteed that location benchmark and measurement benchmark coincide, has guaranteed the uniformity of part size machining precision. The clamp can clamp a plurality of parts at one time, can effectively reduce the times of re-clamping and positioning and re-tool setting, greatly improves the production efficiency and effectively ensures the consistency of the size precision of the parts.
The main working principle of the invention is as follows:
as shown in figure 1, a small circular sleeve end face grinding surface grinding machine fixture comprises a positioning seat 1, a pressing plate 2 and an inner hexagonal cylindrical head screw 3, wherein the positioning seat 1 is fixed on a grinding machine through a surface grinding machine magnetic chuck, as shown in figure 2, the positioning seat 1 is of a cuboid structure, a groove matched with a grinding machine platform for leveling is processed on the lower end face of the positioning seat 1, positioning holes 11 penetrating through the upper end face and the lower end face of the positioning seat 1 are processed on one side face of the positioning seat 1 in the extension direction, the upper end face of the positioning seat 1 is processed into a stepped face, the stepped face on one side close to the positioning holes 11 is higher, the number of the positioning holes 11 is 9, the positioning holes 11 are uniformly distributed at intervals, pressing plate fixing faces 12 are arranged between adjacent positioning holes 11, the pressing plate fixing faces 12 are 10, a screw hole is processed on each pressing plate fixing face 12, the diameter of the positioning hole 11 is equal to or slightly larger than the diameter of a part 4, and the diameter of the positioning hole 11 is smaller than the outer diameter of the end face of the part, the depth of the positioning hole 11 is larger than the length of the part 4, the part 4 is arranged in the positioning hole 11, the lower end face of the step face of the part 4 is attached to the upper end face of the positioning seat 1, the pressing plate 2 is pressed on the part 4 and fixed on the positioning seat 1 through the hexagon socket head cap screw 3, and a longitudinal through groove is machined in the center position between two adjacent screw holes of the non-contact face of the pressing plate 2 and the part 4, so that the pressing plate 2 has elasticity.
During grinding, as shown in fig. 4, the outer circle of the part 4 and the lower end face of the step are positioned with reference. Before processing, the positioning seat 1 is fixed on a magnetic sucker of a grinding machine, then the part 4 is placed in the positioning hole, the end face of the part 4 is clamped at the upper end face of the positioning seat 1, and the pressing plate 2 is fixed on the positioning seat 1 through the hexagon socket head cap screw 3. Before screwing the hexagon socket head cap screw 3, the lower end face of the step face of the part 4 is ensured to be attached to the upper end face of the positioning seat 1, the pressing plate 2 is pressed under the attaching condition, the part 4 is fixed, and grinding processing is started after tool setting.
The above description is the specific embodiment of the present invention and the technical principle applied, and any modification and equivalent transformation based on the technical solution of the present invention should be included in the protection scope of the present invention.

Claims (6)

1.一种小圆形套管端面磨削平面磨床夹具，其特征在于：包括定位座、压板、内六角圆柱头螺钉，定位座通过平面磨床磁力吸盘固定在磨床上，所述定位座为长方体结构，其中一个侧面上加工有定位孔，零件置于定位孔中，零件台阶面下端面与定位座上端面贴合，压板压在零件上并通过内六角圆柱头螺钉固定在定位座上。1. a small circular casing end surface grinding surface grinder fixture, is characterized in that: comprise positioning seat, pressure plate, hexagon socket head screw, the positioning seat is fixed on the grinding machine by the surface grinder magnetic suction cup, and the positioning seat is a rectangular parallelepiped One of the side faces is machined with a positioning hole, the part is placed in the positioning hole, the lower end face of the step surface of the part is fitted with the upper end face of the positioning seat, the pressure plate is pressed on the part and fixed on the positioning seat by the hexagon socket head screw. 2.根据权利要求1所述的一种小圆形套管端面磨削平面磨床夹具，其特征在于：所述定位座上端面加工成阶梯面，靠近定位孔一侧阶梯面较高，所述定位座延长度方向的一个侧面加工有贯通于定位座上下端面的定位孔，所述定位孔的直径等于或略大于零件直径且定位孔的直径小于零件端面外径。2. A surface grinder fixture for grinding the end face of a small circular sleeve according to claim 1, characterized in that: the upper end face of the positioning seat is processed into a stepped surface, and the stepped surface on the side close to the positioning hole is higher. One side face of the positioning seat in the extension direction is machined with positioning holes penetrating the upper and lower end surfaces of the positioning seat, the diameter of the positioning holes is equal to or slightly larger than the diameter of the part and the diameter of the positioning hole is smaller than the outer diameter of the end face of the part. 3.根据权利要求2所述的一种小圆形套管端面磨削平面磨床夹具，其特征在于：所述定位孔的数量为8～12个，间隔均匀分布，且相邻定位孔之间为压板固定面，所述压板固定面上加工有螺钉孔，压板上同样位置也加工有数量相等的螺钉孔，所述压板与零件非接触面两相邻螺钉孔之间加工有纵向贯通槽。3. A surface grinder fixture for grinding small circular casing end faces according to claim 2, wherein the number of the positioning holes is 8 to 12, the intervals are evenly distributed, and there are adjacent positioning holes between It is the fixing surface of the pressure plate, the fixing surface of the pressure plate is machined with screw holes, the same position on the pressure plate is also machined with an equal number of screw holes, and a longitudinal through groove is machined between the two adjacent screw holes on the non-contact surface of the pressure plate and the part. 4.根据权利要求2所述的一种小圆形套管端面磨削平面磨床夹具，其特征在于：所述定位孔的数量为9个，间隔均匀分布，且相邻定位孔之间为压板固定面，所述压板固定面为10个，每个压板固定面上加工有一个螺钉孔。4. A surface grinder fixture for grinding small circular casing end faces according to claim 2, wherein the number of the positioning holes is 9, the intervals are evenly distributed, and the adjacent positioning holes are pressure plates There are 10 fixing surfaces of the pressure plate, and each fixing surface of the pressure plate is machined with a screw hole. 5.根据权利要求2所述的一种小圆形套管端面磨削平面磨床夹具，其特征在于：所述定位座下端面加工有配合磨床平台找平的凹槽。5 . The surface grinder fixture for grinding the end face of a small circular casing according to claim 2 , wherein the lower end face of the positioning seat is machined with a groove for leveling with the grinding machine platform. 6 . 6.根据权利要求2所述的一种小圆形套管端面磨削平面磨床夹具，其特征在于：所述定位孔的深度大于零件的长度。6 . The surface grinder fixture for grinding the end face of a small circular sleeve according to claim 2 , wherein the depth of the positioning hole is greater than the length of the part. 7 .
CN202111407648.7A 2021-11-24 2021-11-24 Small circular sleeve end face grinding surface grinding machine fixture Pending CN114227418A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111407648.7A CN114227418A (en) 2021-11-24 2021-11-24 Small circular sleeve end face grinding surface grinding machine fixture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111407648.7A CN114227418A (en) 2021-11-24 2021-11-24 Small circular sleeve end face grinding surface grinding machine fixture

Publications (1)

Publication Number Publication Date
CN114227418A true CN114227418A (en) 2022-03-25

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CN202111407648.7A Pending CN114227418A (en) 2021-11-24 2021-11-24 Small circular sleeve end face grinding surface grinding machine fixture

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115446730A (en) * 2022-09-15 2022-12-09 沈阳航天新光集团有限公司 End face grinding clamp for sleeve-shaped part surface grinding machine
CN116551557A (en) * 2023-05-23 2023-08-08 杭州正驰达精密机械有限公司 A mechanical watch screw grinder
CN116551556A (en) * 2023-05-23 2023-08-08 杭州正驰达精密机械有限公司 Mechanical wrist watch screw duplex position grinds machine

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100001846A (en) * 2008-06-27 2010-01-06 주식회사 포스코 Apparatus for grinding clamp of roll bearing part
CN201872027U (en) * 2010-06-19 2011-06-22 武汉基准汽车模具有限公司 End face grinding clamp for round rod
CN208358569U (en) * 2018-03-14 2019-01-11 山东华宇工学院 A kind of surface grinding machine rounding styletable face fixture
CN212496870U (en) * 2020-07-07 2021-02-09 苏州美特精密模具标准件有限公司 Plane processing tool for ejector pin
CN214490175U (en) * 2021-04-09 2021-10-26 齐齐哈尔和平重工集团有限公司 Precision parts high accuracy adds clamping apparatus device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20100001846A (en) * 2008-06-27 2010-01-06 주식회사 포스코 Apparatus for grinding clamp of roll bearing part
CN201872027U (en) * 2010-06-19 2011-06-22 武汉基准汽车模具有限公司 End face grinding clamp for round rod
CN208358569U (en) * 2018-03-14 2019-01-11 山东华宇工学院 A kind of surface grinding machine rounding styletable face fixture
CN212496870U (en) * 2020-07-07 2021-02-09 苏州美特精密模具标准件有限公司 Plane processing tool for ejector pin
CN214490175U (en) * 2021-04-09 2021-10-26 齐齐哈尔和平重工集团有限公司 Precision parts high accuracy adds clamping apparatus device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115446730A (en) * 2022-09-15 2022-12-09 沈阳航天新光集团有限公司 End face grinding clamp for sleeve-shaped part surface grinding machine
CN115446730B (en) * 2022-09-15 2023-08-18 沈阳航天新光集团有限公司 End face grinding clamp of sleeve-shaped part surface grinding machine
CN116551557A (en) * 2023-05-23 2023-08-08 杭州正驰达精密机械有限公司 A mechanical watch screw grinder
CN116551556A (en) * 2023-05-23 2023-08-08 杭州正驰达精密机械有限公司 Mechanical wrist watch screw duplex position grinds machine

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