CN115816393B - Core location clamp fixture expands - Google Patents
Core location clamp fixture expandsInfo
- Publication number
- CN115816393B CN115816393B CN202211725832.0A CN202211725832A CN115816393B CN 115816393 B CN115816393 B CN 115816393B CN 202211725832 A CN202211725832 A CN 202211725832A CN 115816393 B CN115816393 B CN 115816393B
- Authority
- CN
- China
- Prior art keywords
- hole
- shaft
- positioning
- guide
- base
- 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.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- Connection Of Plates (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses an expanding core positioning and clamping tool which comprises a base, a positioning V-shaped piece, an expanding shaft, a guide shaft, a pressing shaft and a pressing screw, wherein the guide shaft, the pressing screw and a nut I are arranged in a step hole I of the base, the expanding shaft is arranged at the opening part of the step hole II of the positioning V-shaped piece, the lower end of the step hole II is in compression joint with a spring pressing plate, the pressing shaft penetrates through a mounting hole of the expanding shaft and penetrates through the guide holes of the spring pressing plate and the guide shaft, the pressing screw penetrates through countersunk head screw holes of the pressing shaft and is in threaded connection with the nut I, a supporting nail seat is fixedly clamped in an inclined mounting hole of the positioning V-shaped piece, a supporting nail penetrating through the spring I is fixedly arranged in a center hole of the supporting nail seat, and the distance between the two supporting nails ensures that two small inclined planes of an installed oil distribution disc are exactly positioned on the two supporting nails. The fixture is simple and convenient to operate, greatly reduces workpiece clamping time, improves machining efficiency, has good stability, can greatly reduce workpiece compaction deformation, and has high product qualification rate and wide application range.
Description
Technical Field
The invention belongs to the field of machining, and relates to an expanding core positioning and clamping tool.
Background
The oil distribution disc of the main part of the pump station not only requires high processing precision, but also has complex process and high processing difficulty, and particularly, the finish machining after the heat treatment process is finished. The large surface of processing oil distribution disc belongs to finish machining, and is difficult to position because of the special-shaped oil distribution disc structure, as shown in fig. 1, the existing positioning and clamping tool is complex in structure, more parts are needed, larger machining allowance is needed, positioning and clamping stability is poor, processing operation is complex, processing precision is poor, qualified product rate is low, processing time is long, production efficiency is greatly influenced, and the processing tool is only suitable for the use of single processing equipment and application range is narrow.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provide the expanding core positioning and clamping tool which is simple and convenient to clamp, greatly reduces workpiece clamping time, improves machining efficiency, has good stability, can greatly reduce workpiece compression deformation, has high product qualification rate, is suitable for various machining equipment and has wide application range.
In order to achieve the aim, the technical scheme of the invention is that the expanding core positioning and clamping tool comprises a base, a positioning V-shaped piece, an expanding shaft, a guide shaft, a pressing screw, a supporting nail and a spring pressing plate; the center of the base is provided with a step hole I; the positioning V-shaped piece comprises a U-shaped base plate with the same width as the distance between two semicircular guide rails of the oil distribution disc, a step hole II is formed in the center of the U-shaped base plate, inclined mounting holes and screw mounting holes are symmetrically formed in two sides of the step hole II relative to the step hole II, V-shaped grooves symmetrically distributed relative to the step hole II are formed in two vertical walls of the U-shaped base plate, the two V-shaped grooves are respectively matched with the two semicircular guide rails of the oil distribution disc, the inclined angle of the inclined mounting holes is the same as that of two small inclined planes of the oil distribution disc, a nut I matched with a compression screw is arranged at the lower end part of the step hole I of the base plate in an interference manner, a cover plate with a step hole III is fixedly arranged at the center of the step hole I at the lower end of the nut I, the step hole I is arranged on the step of the step hole III of the cover plate, the upper end face of the base plate is fixedly connected to the upper end face of the base plate through a screw in a propping manner, the lower part of the step hole II of the guide shaft is assembled at the upper end part of the step hole I of the base plate in a concentric axis, the lower part of the guide shaft is assembled at the lower end part of the step hole I of the base in a small clearance manner, the lower end part of the step II of the step hole II of the V-shaped piece is matched with the step hole I of the guide shaft, the upper end face of the guide shaft is matched with the guide shaft I, the guide shaft is matched with the upper end of the guide shaft, the guide shaft is matched spring with the guide groove II, the center hole I is matched with the center hole, and the guide spring receiving hole I is matched with the center hole II is arranged in the center hole and the center of the guide spring receiving hole I and the center hole and the center of the guide spring is matched with the upper end of the guide spring, the screw nail fixing device is sleeved on the upper portion of a guide shaft and is positioned in a large gap between the guide shaft and a positioning V-shaped piece and is arranged on two springs II, a bottom plate is arranged at the lower end of the expansion shaft, a boss matched with the upper port of a step hole II of the positioning V-shaped piece is arranged on the lower end face of the bottom plate, the outer surface of the expansion shaft at the upper end of the bottom plate is matched with the central hole of an oil distribution disc, the upper end of the outer end face of the opening of the expansion shaft is a cylindrical surface, the lower end of the opening of the expansion shaft is a conical surface, the upper end of the outer surface of the compression shaft is a thick shaft surface, the middle of the outer surface of the compression shaft is a thin shaft surface, the center of the expansion shaft is provided with a countersunk screw hole matched with a base with a central shaft and a compression screw, the expansion shaft is arranged at the center of the mounting hole of the expansion shaft and is in the opening of the step hole II of the positioning V-shaped piece, the lower end of the expansion shaft is pressed on a spring pressing plate, the compression shaft penetrates into the mounting hole of the expansion shaft and penetrates into the guide hole of the spring pressing plate and the guide shaft, the countersunk screw hole of the compression shaft is connected onto a nut I in a threaded manner, the countersunk screw hole of the compression shaft is clamped and fixed on a nail seat is fixed in the positioning V-shaped piece, the middle of the support nail is positioned in the mounting hole, and the support nail is positioned in the inclined support nail is positioned in the mounting hole and just between two inclined support seats and is positioned in the inclined support holes.
Further preferably, the cover plate is fixed in the step hole I at the lower end of the nut I, and the cover plate is assembled in the step hole I of the base in an interference mode, and the limiting pin III arranged in the pin hole III formed in the side wall of the base is propped and fixed in the limiting groove III formed in the opposite position of the side wall of the cover plate. In order to prevent the rotation of apron, the frock clamp supports more reliable and stable.
Further preferably, the cover plate is fixed in the stepped hole I at the lower end of the nut I by 4 fixing screws. The reliability of fixation is high.
Further preferably, a limiting pin IV arranged in a pin hole IV formed in the side wall of the cover plate is propped and fixed in a limiting groove IV formed in the opposite position of the side wall of the nut I. The rotation of the nut I is prevented, and the tool clamping support is more stable and reliable.
Further preferably, a limiting pin I arranged in a pin hole I formed in the side wall of the upper end of the base is propped and fixed in a limiting groove I formed in the opposite position of the side wall of the guide shaft. The tool clamping support is more stable and reliable in preventing the guide shaft from rotating.
Further preferably, the limiting pin VI is installed in a pin hole VI formed in the side wall of the upper end of the guide shaft and simultaneously installed in an oblong limiting hole VI formed in the opposite position of the side wall of the spring pressing plate. The spring pressing plate can be moved up and down, the spring pressing plate is prevented from rotating, and the fixture clamping support is more stable and reliable.
Further preferably, a limiting pin V arranged in a pin hole V formed in the bottom plate of the expansion shaft is propped and fixed in a limiting groove V formed in the opposite position of the step wall of the compression shaft, so that the rotation of the compression shaft 8 is prevented, and the fixture clamping support is more stable and reliable.
Further preferably, a limiting pin II arranged in a pin hole II formed in the upper end face of the base is propped and fixed in a limiting groove II formed in the relative position of the bottom wall of the positioning V-shaped piece, so that the positioning V-shaped piece is prevented from rotating, and the fixture is clamped and supported more stably and reliably.
When the oil distribution disc is used, the oil distribution disc is sleeved outside the expansion shaft, the two semicircular guide rails are arranged in the V-shaped groove of the positioning V-shaped piece, the two small inclined planes of the two semicircular guide rails are respectively arranged on the supporting nails, the compression screw is rotated, the compression shaft is pressed downwards, the expansion pin is expanded while the expansion pin is pressed downwards in the compression shaft, and the purposes of positioning and compressing the oil distribution disc are achieved. Because the expansion shaft can compress the oil distribution disc and expand the central hole of the oil distribution disc in the process of clamping the oil distribution disc, the oil distribution disc is also stressed in the downward direction and simultaneously subjected to expansion force, the compression deformation of the oil distribution disc can be greatly reduced, and meanwhile, the oil distribution disc has enough integral rigidity. Because the pressing screw is only required to be loosened once in the process of clamping the oil distribution disc, the clamping operation is simple and convenient, the clamping time is greatly reduced, and the processing efficiency is greatly improved. The invention can be used in the production of various similar parts, is applicable to various processing equipment, has wide application range and meets the use requirements of people.
In a word, the clamping device is simple and convenient to operate, greatly reduces the clamping time, improves the processing efficiency, has good stability, can greatly reduce the compression deformation of the oil distribution disc, has high product qualification rate, is suitable for various processing equipment, and has wide application range.
Drawings
FIG. 1 is a schematic perspective view of an oil distribution pan to be processed;
FIG. 2 is a schematic perspective view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a cross-sectional view of AA of FIG. 3;
FIG. 5 is a front view of the present invention;
FIG. 6 is a cross-sectional view of BB of FIG. 5;
FIG. 7 is a schematic perspective view of a positioning V-shaped member according to the present invention;
FIG. 8 is a schematic perspective view of the expansion shaft of the present invention;
fig. 9 is a schematic perspective view of a compression shaft according to the present invention.
Detailed Description
The invention is further described below with reference to the drawings and detailed description.
As shown in fig. 1 to 9, the present embodiment includes a base 1, a positioning V-shaped member 10, a tension shaft 16, a guide shaft 13, a compression shaft 18, a compression screw 19, a support nail 9, and a spring pressing plate 15. The center of the base 1 is provided with a step hole I, the bottom surface is provided with a bolt through hole and a positioning pin hole, and different processing equipment can be connected. The positioning V-shaped piece 10 comprises a U-shaped base plate 105 with the same width as the distance between two semicircular guide rails 213 of the oil distribution disc 21, a step hole II102 is formed in the center of the U-shaped base plate 105, inclined mounting holes 104 and screw mounting holes 103 are symmetrically formed in two sides of the step hole II102 opposite to the step hole II102, V-shaped grooves 101 symmetrically distributed opposite to the step hole II102 are formed in two vertical walls of the positioning V-shaped piece, the two V-shaped grooves 101 are respectively matched with the two semicircular guide rails 213 of the oil distribution disc 21, and the inclination angle of the inclined mounting holes 104 is the same as that of two small inclined planes 214 of the oil distribution disc 21. The lower end part of the step hole I of the base 1 is provided with a nut I3 matched with the compression screw 19 in an interference manner, the step hole I at the lower end of the nut I3 is internally fixed with a cover plate 2 with a step hole III at the center, and the fixing structure is preferably that the cover plate 2 is provided in the step hole I of the base 1 in an interference manner, a limiting pin III 11 arranged in a pin hole III formed in the side wall of the base 1 is fixedly propped in a limiting groove III formed in the opposite position of the side wall of the cover plate 2, or the fixing structure is preferably that the cover plate 2 is fixedly arranged in the base 1 by 3 or more fixing screws. The lower end of the nut I3 is arranged on the step of the step hole III of the cover plate 2, and preferably, a limiting pin IV 12 arranged in a pin hole IV formed on the side wall of the cover plate 2 is propped and fixed in a limiting groove IV formed at the opposite position of the side wall of the nut I3 so as to prevent the nut I3 from rotating. The positioning V-shaped piece 10 is fixedly propped against the upper end face of the base 1 through a screw, and the step hole II102 of the positioning V-shaped piece is concentric with the step hole I of the base 1. The lower part of the guide shaft 13 is in interference fit with the upper end part of the step hole I of the base 1, the middle small gap of the guide shaft 13 is fit with the lower end part of the step hole II of the positioning V-shaped piece 10, and preferably, a limiting pin I4 arranged in a pin hole I formed on the side wall of the upper end of the base 1 is propped and fixed in a limiting groove I formed at the opposite position of the side wall of the guide shaft 13 so as to prevent the guide shaft 13 from rotating. The upper part of the guide shaft 13 is in clearance fit with the step hole II102 of the positioning V-shaped piece 10, and the upper end surface is provided with two spring accommodating grooves symmetrically distributed relative to the central shaft, and the two spring accommodating grooves are respectively provided with a spring II14 higher than the spring accommodating grooves. The centers of the guide shaft 13 and the spring pressing plate 15 are provided with guide holes which are matched with the thin shaft at the lower end of the pressing shaft 18 and are concentric with the base 1. The section of the spring pressing plate 15 is of an inverted U shape, the spring pressing plate is sleeved on the upper portion of the guide shaft 13 and is positioned in a gap between the guide shaft 13 and the positioning V-shaped piece 10 and is arranged on the two springs II14, preferably, the limiting pin VI 20 is arranged in a pin hole VI formed in the side wall of the upper end of the guide shaft 13 and is also arranged in an oblong limiting hole VI formed in the opposite position of the side wall of the spring pressing plate 15, so that the spring pressing plate can move up and down and prevent the spring pressing plate from rotating. The lower end of the expansion shaft 16 is provided with a bottom plate 22, the lower end surface of the bottom plate 22 is provided with a boss matched with the upper end opening of the step hole II102 of the positioning V-shaped piece 10, and the outer surface of the expansion shaft 16 at the upper end of the bottom plate 22 is matched with the central hole 211 of the oil distribution disc 21. The upper end of the outer end surface of the expansion shaft part 23 is a cylindrical surface, the lower end is a conical surface, and two (3, 4, etc. can be arranged as required) open grooves 24 are uniformly distributed. The upper end of the outer surface of the compression shaft 18 is a conical surface 181, the middle part is a thick shaft surface 182 and the lower end is a thin shaft surface 183, and a countersunk screw hole 184 which is concentric with the base 1 and matched with the compression screw 19 is formed in the center of the compression shaft. The expansion shaft 16 is provided with a mounting hole which is in clearance fit with the outer surface of the compression shaft 18. The expansion shaft 16 is arranged at the mouth part and the lower end of the step hole II102 of the positioning V-shaped piece and is in compression joint with the spring pressing plate 15, the compression shaft 18 penetrates through the mounting hole of the expansion shaft 16 and penetrates through the guide holes of the spring pressing plate 15 and the guide shaft 13, and the compression screw 19 penetrates through the countersunk screw hole 184 of the compression shaft 18 and is in threaded connection with the nut I3. Preferably, a limiting pin V17 mounted in a pin hole V formed in the bottom plate 22 of the expansion shaft is fixedly abutted in a limiting groove V formed in a step wall opposite position of the compression shaft 18 to prevent rotation of the compression shaft 18. The support nail seat 7 is clamped and fixed in the inclined mounting hole 104 of the positioning V-shaped piece 10, the support nail 9 penetrated with the spring I8 is fixed in the central hole of the support nail seat 7 through the nut II6, and the distance between the two support nails 9 ensures that the two small inclined planes 214 of the mounted oil distribution disc are just positioned on the two support nails 9. Preferably, a limiting pin II5 installed in a pin hole II formed in the upper end face of the base 1 is propped and fixed in a limiting groove II formed in the opposite position of the bottom wall of the positioning V-shaped piece 10, so as to prevent the positioning V-shaped piece 10 from rotating. 212 is a large surface to be processed of the oil distribution pan 21. When in use, the oil distribution disc 21 is sleeved outside the expansion shaft 16, two semicircular guide rails 213 are arranged in the V-shaped groove 101 of the positioning V-shaped piece 10, two small inclined planes 214 are respectively arranged on the support nails 9, the compression screw 19 is rotated, the compression shaft 18 is pressed downwards, and the compression shaft 18 presses the expansion pin 16 downwards to expand the expansion pin 16 at the same time, so that the purpose of positioning and compressing the oil distribution disc is achieved.
There are, of course, many other embodiments of the invention that will be apparent to those skilled in the art from consideration of this disclosure without departing from the spirit and nature of the invention, and that will fall within the scope of the claims.
Claims (10)
1. The expanding core positioning and clamping tool is characterized by comprising a base, a positioning V-shaped piece, an expanding shaft, a guide shaft, a pressing screw, a supporting nail and a spring pressing plate; the center of the base is provided with a step hole I; the positioning V-shaped piece comprises a U-shaped base plate with the same width as the distance between two semicircular guide rails of the oil distribution disc, a step hole II is formed in the center of the U-shaped base plate, inclined mounting holes and screw mounting holes are symmetrically formed in two sides of the step hole II relative to the step hole II, V-shaped grooves symmetrically distributed relative to the step hole II are formed in two vertical walls of the U-shaped base plate, the two V-shaped grooves are respectively matched with the two semicircular guide rails of the oil distribution disc, the inclined angle of the inclined mounting holes is the same as that of two small inclined planes of the oil distribution disc, a nut I matched with a compression screw is arranged at the lower end part of the step hole I of the base plate in an interference manner, a cover plate with a step hole III is fixedly arranged at the center of the step hole I at the lower end of the nut I, the step hole I is arranged on the step of the step hole III of the cover plate, the upper end face of the base plate is fixedly connected to the upper end face of the base plate through a screw in a propping manner, the lower part of the step hole II of the guide shaft is assembled at the upper end part of the step hole I of the base plate in a concentric axis, the lower part of the guide shaft is assembled at the lower end part of the step hole I of the base in a small clearance manner, the lower end part of the step II of the step hole II of the V-shaped piece is matched with the step hole I of the guide shaft, the upper end face of the guide shaft is matched with the guide shaft I, the guide shaft is matched with the upper end of the guide shaft, the guide shaft is matched spring with the guide groove II, the center hole I is matched with the center hole, and the guide spring receiving hole I is matched with the center hole II is arranged in the center hole and the center of the guide spring receiving hole I and the center hole and the center of the guide spring is matched with the upper end of the guide spring, the screw nail fixing device is sleeved on the upper portion of a guide shaft and is positioned in a large gap between the guide shaft and a positioning V-shaped piece and is arranged on two springs II, a bottom plate is arranged at the lower end of the expansion shaft, a boss matched with the upper port of a step hole II of the positioning V-shaped piece is arranged on the lower end face of the bottom plate, the outer surface of the expansion shaft at the upper end of the bottom plate is matched with the central hole of an oil distribution disc, the upper end of the outer end face of the opening of the expansion shaft is a cylindrical surface, the lower end of the opening of the expansion shaft is a conical surface, the upper end of the outer surface of the compression shaft is a thick shaft surface, the middle of the outer surface of the compression shaft is a thin shaft surface, the center of the expansion shaft is provided with a countersunk screw hole matched with a base with a central shaft and a compression screw, the expansion shaft is arranged at the center of the mounting hole of the expansion shaft and is in the opening of the step hole II of the positioning V-shaped piece, the lower end of the expansion shaft is pressed on a spring pressing plate, the compression shaft penetrates into the mounting hole of the expansion shaft and penetrates into the guide hole of the spring pressing plate and the guide shaft, the countersunk screw hole of the compression shaft is connected onto a nut I in a threaded manner, the countersunk screw hole of the compression shaft is clamped and fixed on a nail seat is fixed in the positioning V-shaped piece, the middle of the support nail is positioned in the mounting hole, and the support nail is positioned in the inclined support nail is positioned in the mounting hole and just between two inclined support seats and is positioned in the inclined support holes.
2. The expansion core positioning and clamping tool according to claim 1, wherein the fixing structure of the cover plate in the step hole I at the lower end of the nut I is characterized in that the cover plate is assembled in the step hole I of the base in an interference mode, and a limiting pin III arranged in a pin hole III formed in the side wall of the base is in propping connection with a limiting groove III formed in the opposite position of the side wall of the cover plate.
3. The expanding core positioning and clamping tool according to claim 1, wherein the fixing structure of the cover plate in the stepped hole I at the lower end of the nut I is that the cover plate is fixed in the base by 4 fixing screws.
4. The expansion core positioning and clamping tool according to claim 1,2 or 3, wherein a limiting pin IV arranged in a pin hole IV formed in the side wall of the cover plate is propped and fixed in a limiting groove IV formed in the opposite position of the side wall of the nut I.
5. The expansion core positioning and clamping tool according to claim 4, wherein a limiting pin I arranged in a pin hole I formed in the side wall of the upper end of the base is propped and fixed in a limiting groove I formed in the opposite position of the side wall of the guide shaft.
6. The expansion core positioning and clamping tool according to claim 5, wherein the limiting pin VI is arranged in a pin hole VI formed in the side wall of the upper end of the guide shaft and is also arranged in an oblong limiting hole VI formed in the opposite position of the side wall of the spring pressing plate.
7. The expansion core positioning and clamping tool according to claim 6, wherein a limiting pin V arranged in a pin hole V formed in a bottom plate of the expansion shaft is propped and fixed in a limiting groove V formed in a position opposite to a step wall of the compression shaft.
8. The expansion core positioning and clamping tool according to claim 7, wherein a limiting pin II arranged in a pin hole II formed in the upper end face of the base is fixedly propped in a limiting groove II formed in the opposite position of the bottom wall of the positioning V-shaped piece.
9. The expansion core positioning and clamping tool according to claim 1,2 or 3 is characterized in that a limiting pin I arranged in a pin hole I formed in the side wall of the upper end of the base is propped and fixed in a limiting groove I formed in the opposite position of the side wall of the guide shaft, and a limiting pin VI is arranged in a pin hole VI formed in the side wall of the upper end of the guide shaft and simultaneously arranged in an oblong limiting hole VI formed in the opposite position of the side wall of the spring pressing plate.
10. The expansion core positioning and clamping tool according to claim 1, 2 or 3 is characterized in that a limiting pin V arranged in a pin hole V formed in a bottom plate of the expansion shaft is propped and fixed in a limiting groove V formed in the opposite position of a step wall of the compression shaft, and a limiting pin II arranged in a pin hole II formed in the upper end face of the base is propped and fixed in a limiting groove II formed in the opposite position of the bottom wall of the positioning V-shaped piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211725832.0A CN115816393B (en) | 2022-12-31 | 2022-12-31 | Core location clamp fixture expands |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211725832.0A CN115816393B (en) | 2022-12-31 | 2022-12-31 | Core location clamp fixture expands |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115816393A CN115816393A (en) | 2023-03-21 |
| CN115816393B true CN115816393B (en) | 2025-07-25 |
Family
ID=85519666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211725832.0A Active CN115816393B (en) | 2022-12-31 | 2022-12-31 | Core location clamp fixture expands |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115816393B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202212606U (en) * | 2011-08-18 | 2012-05-09 | 烟台海德机床有限公司 | Automatic centering expansion tooling for self step hole |
| CN202710249U (en) * | 2012-06-21 | 2013-01-30 | 重庆歇马机械曲轴有限公司 | Dynamic balance verification clamping tool for belt pulley |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1264060A (en) * | 1960-05-07 | 1961-06-19 | Dcm | Sleeve for retaining a tube from the inside |
| DE8715314U1 (en) * | 1987-11-19 | 1988-01-07 | Benz Werkzeug- U. Maschinenbau Kg, 7612 Haslach | Machine tool |
| CN205571454U (en) * | 2016-04-14 | 2016-09-14 | 徐州徐工传动科技有限公司 | Quick -replaceable components of a whole that can function independently tension mechanism |
| CN206123190U (en) * | 2016-08-23 | 2017-04-26 | 十堰市金海丰汽车零部件股份有限公司 | Preceding spring backing plate adds clamping apparatus |
| CN205927171U (en) * | 2016-08-23 | 2017-02-08 | 济宁科尔森液压有限公司 | Tight dabber expands |
| CN206139871U (en) * | 2016-08-31 | 2017-05-03 | 南京泉峰汽车精密技术股份有限公司 | Expand and grip utensil suitable for thin wall sleeve part |
-
2022
- 2022-12-31 CN CN202211725832.0A patent/CN115816393B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202212606U (en) * | 2011-08-18 | 2012-05-09 | 烟台海德机床有限公司 | Automatic centering expansion tooling for self step hole |
| CN202710249U (en) * | 2012-06-21 | 2013-01-30 | 重庆歇马机械曲轴有限公司 | Dynamic balance verification clamping tool for belt pulley |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115816393A (en) | 2023-03-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212600493U (en) | Positioning tool for machining bearing seat | |
| CN113021033A (en) | Clamp for finish machining of gearbox shell and clamping method | |
| CN113510499A (en) | Clamping tool for machining oil ring groove of bearing body | |
| CN115816393B (en) | Core location clamp fixture expands | |
| CN218017212U (en) | End face internal clamping tool | |
| CN215510062U (en) | A small vise clamp | |
| CN221337686U (en) | Special-shaped article quick clamping tool | |
| CN220029412U (en) | Motor casing rough tooling | |
| CN216633426U (en) | Tooling for processing inclined holes uniformly distributed at center | |
| CN223044095U (en) | A kind of aircraft engine parts machining repair fixture | |
| CN219819450U (en) | Compressing device with pretightening force | |
| CN109531848B (en) | Lens edge cutting positioning device | |
| CN223098650U (en) | Worm gear case shell turning clamp | |
| CN223251094U (en) | A clamping device for a leaf ring | |
| CN219787437U (en) | Tool for milling machine | |
| CN222021106U (en) | Robot facet joint boring jig | |
| CN215469701U (en) | Special fixture for one-time clamping and processing of multi-body magnetic steel seat | |
| CN223802055U (en) | Special milling fixture for gear chamber | |
| CN222059533U (en) | Auxiliary clamping tool of profiling structure | |
| CN219925255U (en) | Machining tool capable of improving precision and machining efficiency | |
| CN223325943U (en) | Valve body processing fixture | |
| CN222696611U (en) | A compacting rod small chord length arc milling device | |
| CN215035601U (en) | Clamping jig capable of facilitating clamping and fixing cylindrical workpiece | |
| CN222199704U (en) | Exhaust seat positioning support fixture | |
| CN222608058U (en) | Boring bar for vertical lathe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |