CN114227418A - Small circular sleeve end face grinding surface grinding machine fixture - Google Patents
Small circular sleeve end face grinding surface grinding machine fixture Download PDFInfo
- 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
- pressing plate
- positioning seat
- grinding machine
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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
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
Landscapes
- 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
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. The utility model provides a small circle sleeve pipe end face grinding flat grinder anchor clamps which characterized in that: the positioning seat is fixed on a grinding machine through a magnetic chuck of a surface grinding machine and is of a cuboid structure, a positioning hole is machined in one side face, a part is arranged 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 socket head cap screw.
2. The jig for the surface grinding machine of the end face of the small circular sleeve according to claim 1, wherein: the locating seat is characterized in that the upper end face of the locating seat is processed into a stepped face, the stepped face is higher on the side close to the locating hole, a locating hole penetrating through the upper end face and the lower end face of the locating seat is processed on one side face in the extension direction of the locating seat, and the diameter of the locating hole is equal to or slightly larger than the diameter of a part and the diameter of the locating hole is smaller than the outer diameter of the end face of the part.
3. The jig for a small circular sleeve face grinding surface grinder as claimed in claim 2, wherein: 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.
4. The jig for a small circular sleeve face grinding surface grinder as claimed in claim 2, wherein: the number of the positioning holes is 9, the positioning holes are evenly distributed at intervals, pressing plate fixing surfaces are 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.
5. The jig for a small circular sleeve face grinding surface grinder as claimed in claim 2, wherein: and a groove matched with the grinding machine platform for leveling is processed on the lower end face of the positioning seat.
6. The jig for a small circular sleeve face grinding surface grinder as claimed in claim 2, wherein: the depth of the positioning hole is larger than the length of the part.
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 |
Family
ID=80750979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111407648.7A Pending CN114227418A (en) | 2021-11-24 | 2021-11-24 | Small circular sleeve end face grinding surface grinding machine fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114227418A (en) |
Cited By (1)
| 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 |
-
2021
- 2021-11-24 CN CN202111407648.7A patent/CN114227418A/en active Pending
Cited By (2)
| 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 |
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