CN212019427U - Floating chuck - Google Patents
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- CN212019427U CN212019427U CN202020468330.4U CN202020468330U CN212019427U CN 212019427 U CN212019427 U CN 212019427U CN 202020468330 U CN202020468330 U CN 202020468330U CN 212019427 U CN212019427 U CN 212019427U
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Abstract
The utility model relates to a floating chuck, which comprises a fixed plate, a chuck centering sleeve, a centering rod, a floating plate and a chuck component; the fixed plate is horizontally and fixedly arranged on the top surface of the machine tool workbench, and the middle part of the top surface of the fixed plate is vertically embedded with the chuck centering sleeve in a matching manner; the centering rod is vertically arranged in the chuck centering sleeve; the floating plate comprises a horizontal floating plate and an angle floating plate; the horizontal floating plate is sleeved outside the chuck centering sleeve; the angle floating plate is positioned at the upper part of the horizontal floating plate and sleeved on the centering rod; an inner waterproof cover is also clamped between the angle floating plate and the centering rod; the chuck component is positioned on the upper part of the angle floating plate and sleeved at the upper end of the centering rod, and the chuck component is fixedly positioned with the angle floating plate through a chuck positioning bolt. The utility model discloses structural design is simple, reasonable, can high efficiency, high quality accomplish high accuracy spot facing work, and the yield is high, can obviously improve product machining efficiency, obviously reduces the processing cost, and accommodation is wide.
Description
Technical Field
The utility model relates to the field of machine-building, concretely relates to floating chuck.
Background
The existing mechanical parts have the processing procedures of reaming, honing, hole grinding, tapping and the like, the chuck is centered and then fixed on a machine tool workbench, and the main equipment comprises: in the processing process, the quality problems that a hole is enlarged, a reamer is reamed, a hole is honed into a taper hole, holes are ground into an ellipse, tapping is broken due to different shafts, and the like often occur.
Disclosure of Invention
To the problem that exists among the above-mentioned background art, the utility model provides a structural design is simple, reasonable, can high efficiency, high-quality completion high accuracy spot facing work, and the yield is high, can obviously improve product machining efficiency, obviously reduces the processing cost, the wide floating chuck of accommodation.
The technical scheme of the utility model as follows:
the floating chuck is arranged on the top surface of the machine tool workbench and comprises a fixed plate, a chuck centering sleeve, a centering rod, a floating plate and a chuck component; the fixed plate is horizontally and fixedly arranged on the top surface of the machine tool workbench in a matching mode, a jackscrew is arranged on the top surface of one end of the fixed plate in a matching mode, and the chuck centering sleeve is vertically embedded in the middle of the top surface in a matching mode; the centering rod is vertically arranged in the chuck centering sleeve in a matching manner; the floating plate comprises a horizontal floating plate and an angle floating plate; the horizontal floating plate is sleeved outside the chuck centering sleeve in a matching manner, and the bottom of the horizontal floating plate is embedded with a lower framework ball in a matching manner and is in rolling contact connection with the top surface of the fixed plate through the lower framework ball; the angle floating plate is positioned at the upper part of the horizontal floating plate and is sleeved on the centering rod in a matching manner, and an upper framework ball is embedded at the bottom of the angle floating plate in a matching manner and is in rolling contact connection with the top of the horizontal floating plate through the upper framework ball; an inner waterproof cover is also clamped between the angle floating plate and the centering rod in a matching manner; one end of the angle floating plate is vertically and matchedly provided with an angle adjusting bolt, and the other end of the angle floating plate is vertically and matchedly provided with a chuck positioning bolt; the angle adjusting bolt is locked and positioned through the jackscrew; the chuck part is located angle floating plate upper portion matches the cover and establishes the upper end to the well stick, the chuck part passes through chuck positioning bolt with angle floating plate location is fixed.
The float chuck, wherein: the middle part of the top surface of the fixed plate is of a concave cavity structure; the top of the horizontal floating plate is a convex spherical surface and is integrally embedded in a concave cavity in the middle of the top surface of the fixed plate; the bottom surface of the horizontal floating plate is in rolling contact connection with the cavity bottom of the concave cavity in the middle of the top surface of the fixed plate through the lower framework ball.
The float chuck, wherein: the bottom of the angle floating plate is a concave spherical surface, the upper framework ball is uniformly embedded in the concave spherical surface at the bottom in a matching mode, and the bottom of the angle floating plate is connected with the convex spherical surface at the top of the horizontal floating plate in a rolling contact mode through the upper framework ball.
The float chuck, wherein: a lower counter bore is formed in the angle floating plate 52 in a matching manner from the bottom surface along the vertical direction, and an upper counter bore is formed in the angle floating plate 52 in a matching manner from the top surface along the vertical direction; the angle adjusting bolt is installed in the upper counter bore in a matching mode; the chuck positioning bolt is arranged in the sunken hole in an inverted matching mode, the top end of the chuck positioning bolt extends out of the upper portion of the top surface of the angle floating plate, and the extending end of the chuck positioning bolt is connected with the bottom of one end of the chuck part.
The float chuck, wherein: one end of the chuck component is provided with a positioning hole along the vertical direction; after the chuck component is sleeved on the centering rod in a matching manner, one end of the chuck component is matched with the chuck positioning bolt through the positioning hole and is fixedly positioned with the angle floating plate.
The float chuck, wherein: the angle floating plate is connected with the chuck component in a sealing mode.
The float chuck, wherein: the top surface of the angle floating plate is connected with the bottom surface of the outer disc of the chuck component in a sealing mode through a sealing gasket, and the bottom surface of the inner disc of the chuck component is connected with the top end of the inner waterproof cover in a sealing mode through a sealing ring.
Use the utility model discloses method in floating chuck processing hole specifically includes following step: (1) firstly, placing a floating chuck on an equipment workbench; (2) inserting the centering rod into the hole of the chuck centering sleeve; (3) the centering rod is taken as an axis and clamped by a chuck component; (4) lightly pressing the fixed plate pressing assembly around the fixed plate; (5) sucking the gauge stand on a machine tool spindle, slowly rotating the spindle, beating the circumference of the centering rod by using a dial gauge, wherein the beating is less than 0.1mm, and fixing the fixing plate by using a compression nut; (6) loosening the chuck component, and clamping the accessory needing reaming, grinding, honing or tapping by using the floating chuck; (7) and starting trial machining of the machine tool, selecting proper machine tool spindle rotation speed and cutter feeding amount according to different hole processes and different sizes of machined holes, and starting machining.
Has the advantages that:
the floating chuck of the utility model has simple and reasonable structure design, and the fixed chuck is designed into the chuck which can move horizontally in a micro amount and can incline vertically in a micro amount, so that mechanical parts have incomparable actual use effect in the processing technologies of flaring, reaming, honing, grinding and the like; the utility model discloses eliminated the accumulative tolerance of lathe main shaft, handle of a knife, cutter clamping, also eliminated the coaxial tolerance of the center of installation fixed chuck and lathe main shaft, made the part hole can comply with the cutter axis automatically, along the axis axial cutting process of cutter, flexible interactive processing, the size in processing back hole is exactly the external diameter size of cutter, and the precision is high, and is efficient, does not have the waste product, provides a brand-new processing frock and processing technology for the finish machining in hole.
The utility model discloses compare the relevant work piece of fixed chuck processing, the yield is very high, does not exist hardly that the reaming has enlarged, the reaming becomes the tapering, honing hole honing has partially or grind the hole and grind into oval and so on common quality problems in the machining, and product machining efficiency obviously improves moreover, and the processing cost obviously reduces.
The utility model can complete the machining operation of any working procedure of reaming, honing, grinding and the like of mechanical parts with high efficiency and high quality, and is particularly suitable for the high-precision hole machining of mass parts; the part hole clamped by the chuck component can automatically follow the axial line offset and swing of the cutter, completely compensate the deviation of a processing cutter on a machine tool and the influence of the jumping of the processing cutter on the size of the hole, flexibly center and process the hole along the axial line of the processing cutter; the utility model discloses a new processing frock and processing technology have been opened up in reaming, honing, lapping hole, and accommodation is very big.
The floating chuck of the utility model can be used for reaming and reaming on equipment such as drilling machine, milling machine, machining center, etc., can use common high-speed steel cutter or hard alloy cutter to machine low-hardness parts, and can also use diamond reamer, CBN reamer and PCD reamer to ream high-hardness part holes, precise part holes or deep long holes, etc. after heat treatment; the floating chuck of the utility model can precisely process the holes of high hardness die steel and tool steel on honing machine, vertical grinding machine and other equipment, and also can precisely process the holes of hard alloy, ceramic and other materials which are difficult to process; the utility model discloses floating chuck compares the relevant work piece of fixed chuck processing in the in-service use process, and the yield is very high, does not have nearly that the reaming has enlarged, the reaming becomes the tapering, honing hole honing has partially or grinding into oval and so on common quality problems in the machining, and product machining efficiency obviously improves moreover, and the processing cost obviously reduces.
The floating chuck of the utility model adopts the novel process of micro universal horizontal movement and universal angle inclination, so that the processing of the workpiece hole clamped on the chuck component becomes simple and convenient, and the workpiece hole can be cut along the axial line coaxial line of the cutter on the processing processes of reaming, honing, grinding and the like, thereby having high processing efficiency and very good processing quality; can replace machining center finish milling bore with reaming or reaming on some products, can replace to walk a processing precision hole or deep slot hole etc. slowly with honing the hole, the utility model discloses can replace the machining effect of some expensive equipment on certain process even with ordinary equipment, more have when processing high accuracy hole or super high-accuracy hole, the utility model discloses grind the hole process on the floating chuck more have the expensive metal cutting equipment also can not reach the machining effect, the utility model discloses the floating chuck provides a brand-new frock and processing technology for the processing in the high accuracy hole of machinery trade.
Drawings
Fig. 1 is a schematic structural view of the floating chuck of the present invention.
Fig. 2 is a main sectional view of the fixing plate of the floating chuck according to the present invention.
Fig. 3 is a top view of the fixing plate of the floating chuck according to the present invention.
Fig. 4 is a main sectional view of the angular floating plate of the floating chuck according to the present invention.
Fig. 5 is a plan view of the angular float plate of the float chuck according to the present invention.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention. It is obvious that the described embodiments are only some of the embodiments of the present invention, and all other embodiments obtained by others skilled in the art without any inventive work fall within the scope of the present invention.
As shown in fig. 1 to 5, the floating chuck of the present invention is installed on the top surface of the machine tool table 1 in a matching manner and includes a fixing plate 2, a chuck centering sleeve 3, a centering rod 4, a floating plate 5 and a chuck member 6.
The fixed plate 2 is horizontally arranged on the top surface of the machine tool workbench 1 in a matching way; the top of the workbench 1, which is positioned at the outer sides of the two transverse ends of the fixing plate 2, is provided with T-shaped grooves in a matching manner along the vertical direction.
The middle part of the top surface of the fixed plate 2 is of a concave cavity structure, the middle part of the concave cavity is provided with a fixed plate centering hole in a penetrating way, and the fixed plate 2 is provided with three bolt mounting holes 20 which are uniformly distributed on the circumference and three jackscrew mounting holes 21 which are uniformly distributed on the circumference in a penetrating way along the vertical direction; the jackscrew 22 is fittingly mounted in the jackscrew mounting hole. Wherein, the outer sides of the two transverse ends of the fixed plate 2 are also symmetrically provided with fixed plate pressing components 23 in a matching way, and the fixed plate 2 is fixed on the top surface of the machine tool workbench 1 through the fixed plate pressing components 23; the fixing plate pressing assembly 23 includes a pad 231, a pressing plate 232, a pressing bolt 233 and a pressing nut 234; the cushion block 231 is matched with the top surface of the fixing plate 2 arranged outside the end parts of the two transverse ends of the fixing plate 2 and is flush with the top parts of the two transverse ends of the fixing plate 2; the pressing plate 232 is horizontally arranged on the top surfaces of the cushion block 231 and the fixing plate 2, and a bolt hole is formed in the middle of the pressing plate along the vertical direction; the pressing bolt 233 is a T-shaped bolt and vertically penetrates through a bolt hole in the middle of the pressing plate 232; the nut of the pressing bolt 233 is hung in a T-shaped groove at the top of the machine tool workbench 1 in a matching manner, the screw of the pressing bolt 233 passes through the bolt hole at the middle of the pressing plate 232 and penetrates out of the upper part of the pressing plate 232, one end of the screw of the pressing bolt 233, which penetrates out of the upper part of the pressing plate 232, is provided with a pressing nut 234 in a matching manner, and the pressing nut 234 is screwed so as to drive the pressing plate 232 to press and fix the fixing plate 21 on the top surface of the machine tool workbench 1.
The chuck centering sleeve 3 is vertically embedded in a fixing plate centering hole in the middle of the fixing plate 2 in a matching manner; the center line of an inner hole of the chuck centering sleeve 3 is the center of a floating chuck, the centering rod 4 is precisely matched with a centering hole of a fixed plate, so that the main shaft axis can be aligned when the floating chuck is installed on the machine tool workbench 1, the size of a part which is translated or inclined to any direction can be basically the same by aligning the main shaft axis, the centering rod 4 is taken down after the main shaft axis is basically aligned, and a chuck component 6 clamps a workpiece to process the hole to be processed.
The centering rod 4 is vertically arranged in the chuck centering sleeve 3 in a matching way; wherein, centering stick 4 is just done at the floating chuck, takes out to preserve good for use when installing next time, does not use centering stick in the course of the work.
The floating plate 5 includes a horizontal floating plate 51 and an angular floating plate 52.
The top of the horizontal floating plate 51 is a convex spherical surface, and the center of the top is provided with a horizontal floating plate through hole in a penetrating way along the vertical direction; the horizontal floating plate 51 is sleeved outside the chuck centering sleeve 3 through a horizontal floating plate through hole in a matching manner and is integrally embedded in a concave cavity in the middle of the top surface of the fixed plate 2; the bottom surface of the horizontal floating plate 51 connected with the bottom of the cavity in the middle of the top surface of the fixed plate 2 is uniformly embedded with lower framework balls 511 in a matching way, and the bottom surface of the horizontal floating plate 51 is in rolling contact connection with the bottom of the cavity in the middle of the top surface of the fixed plate 2 through the lower framework balls 511; the horizontal floating plate 51 can be shifted in any direction in the horizontal direction, and the offset is the gap between the horizontal floating plate 51 and the cavity bottom of the cavity in the middle of the top surface of the fixed plate 2.
The angle floating plate 52 is positioned on the upper part of the horizontal floating plate 51 and is sleeved on the centering rod 4 in a matching way; the bottom of the angle floating plate 52 is a concave spherical surface, and the center of the bottom is provided with an angle floating plate through hole 520 in a penetrating manner along the vertical direction; the angle floating plate 52 is matched and sleeved on the middle section of the centering rod 4 through an angle floating plate through hole; the upper framework ball 521 is uniformly embedded on the concave spherical surface at the bottom of the angle floating plate 52 in a matching manner, and the concave spherical surface at the bottom of the angle floating plate 52 is in rolling contact connection with the convex spherical surface at the top of the horizontal floating plate 51 through the upper framework ball 521; an inner waterproof cover 53 is also clamped between the angle floating plate 52 and the centering rod 4 in a matching way. The outer diameters of the inner waterproof cover 53 and the angle floating plate 52 are waterproof, cooling water is not easy to enter, the rusting of water on the upper contact surface and the lower contact surface of the upper framework ball 521, the lower framework ball 511, the upper framework ball 521 and the lower framework ball 511 is avoided, and the flexible action and the service life of the floating chuck are guaranteed. The upper framework ball 521 and the lower framework ball 511 are both installed in an inverted groove design mode, namely, the lower framework ball 511 is embedded and installed on the bottom surface of the horizontal floating plate 51, the upper framework ball 521 is embedded and installed at the bottom of the angle floating plate 52, the lower framework ball 511 and the upper framework ball 521 are prevented from being soaked in a water accumulation groove, and the upper framework ball 521, the lower framework ball 511, the upper framework ball 521 and the lower framework ball 511 are prevented from rusting due to water accumulation on the upper and lower contact surfaces and the like, so that the service life is not influenced.
A proper gap is formed between the spherical surface recessed at the bottom of the angular floating plate 52 and the spherical surface protruding at the top of the horizontal floating plate 51, and the upper frame ball 521 can horizontally shift in any direction and tilt at an angle in any direction by the lateral force of the machining tool.
The angle floating plate 52 is provided with three circumferentially and uniformly distributed sunk holes 522 along the vertical direction from the bottom surface in a matching manner, and is provided with three circumferentially and uniformly distributed upper sunk holes 523 along the vertical direction from the top surface in a matching manner; an angle adjusting bolt 54 is installed in the upper counter bore 523 in a matching manner, the angle adjusting bolt 54 is locked and positioned through a jackscrew 22 in a jackscrew installation hole 21 of the fixing plate 2, an inverted chuck positioning bolt 55 is installed in the lower counter bore 522 in a matching manner, and the chuck positioning bolt 55 passes through a bolt installation hole 20 on the fixing plate 2 and is installed in the lower counter bore 522 in an inverted manner; the top end of the chuck positioning bolt 55 extends to the upper part of the top surface of the angle floating plate 52, and the extending end is connected with the bottom of one end of the chuck part 6; the angle floating plate 52 is clamped through the angle adjusting bolt 54, the angle floating plate 52 is prevented from rotating along with the rotation of the cutter, the angle inclination of the angle floating plate 52 is adjusted through the distance between the lower end face of the head of the angle adjusting bolt 54 and the step face of the upper counter bore 523 of the angle floating plate 52, and the angle adjusting bolt 54 is locked and positioned through the jackscrew 22 after being adjusted.
The chuck component 6 is positioned on the upper part of the angle floating plate 52 of the floating plate 5, clamps a workpiece to be processed, and processes a hole of the workpiece; the middle part of the chuck component 6 is provided with a chuck component through hole in a penetrating way along the vertical direction, and the bottom of one transverse end is provided with a positioning hole along the vertical direction; the chuck component 6 is sleeved at the upper end of the centering rod 4 through a chuck component through hole in a matching way and is fixedly positioned with the angle floating plate 52 through a positioning hole matched with a chuck positioning bolt 55; the angle floating plate 52 and the chuck member 6 are hermetically connected for waterproofing, specifically, the top surface of the angle floating plate 52 and the bottom surface of the outer disk of the chuck member 6 are hermetically connected by a gasket 61, and the bottom surface of the inner disk of the chuck member 6 and the top end of the inner waterproof cover 53 are hermetically connected by a gasket 62.
The utility model discloses a fixed plate 2, horizontal floating plate 51, angle floating plate 52, go up skeleton ball 521 and lower skeleton ball 511 etc. are the precision part of high rigidity and make, have guaranteed the precision and the result of use of frock.
The utility model discloses use the method in floating chuck machining hole, specific process flow is:
firstly, placing a floating chuck on an equipment workbench 1, wherein the equipment can be a bench drilling machine, a vertical drilling machine, a tapping machine, a milling machine, a machining center, a vertical grinding machine, a vertical honing machine, a vertical polishing machine and the like;
step (2), inserting the centering rod 4 into the hole of the chuck centering sleeve 3 (the outer diameter of the centering rod 4 is in precise clearance fit with the hole of the chuck centering sleeve 3);
step (3) taking the centering rod 4 as an axis, clamping the centering rod 4 by the claws of the chuck component 6, and machining the workpiece by the chuck component according to the requirement, wherein the workpiece can be a three-claw chuck, a four-claw chuck, a multi-claw chuck or a faceplate and the like;
step (4), lightly pressing two or three sets of fixed plate pressing components 23 on the periphery of the fixed plate;
step (5) sucking the dial indicator on a main shaft of the machine tool, slowly rotating the main shaft, beating the circumference of the centering rod 4 by using the dial indicator until the beating is less than 0.1mm, and fixing the fixing plate 2 by using a compression nut 234;
loosening the claws of the chuck component 6, and clamping the accessories needing reaming, grinding, honing or tapping by using a floating chuck;
and (7) starting trial machining of the machine tool, selecting proper machine tool spindle rotation speed and cutter feed amount according to different processes of reaming, grinding, honing, tapping and the like and different sizes of machined holes, and starting machining.
The utility model discloses structural design is simple, reasonable, can high efficiency, high quality accomplish high accuracy spot facing work, and the yield is high, can obviously improve product machining efficiency, obviously reduces the processing cost, and accommodation is wide.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a floating chuck, installs in the top surface of lathe workstation, its characterized in that: the floating chuck comprises a fixed plate, a chuck centering sleeve, a centering rod, a floating plate and a chuck component;
the fixed plate is horizontally and fixedly arranged on the top surface of the machine tool workbench in a matching mode, a jackscrew is arranged on the top surface of one end of the fixed plate in a matching mode, and the chuck centering sleeve is vertically embedded in the middle of the top surface in a matching mode; the centering rod is vertically arranged in the chuck centering sleeve in a matching manner;
the floating plate comprises a horizontal floating plate and an angle floating plate; the horizontal floating plate is sleeved outside the chuck centering sleeve in a matching manner, and the bottom of the horizontal floating plate is embedded with a lower framework ball in a matching manner and is in rolling contact connection with the top surface of the fixed plate through the lower framework ball; the angle floating plate is positioned at the upper part of the horizontal floating plate and is sleeved on the centering rod in a matching manner, and an upper framework ball is embedded at the bottom of the angle floating plate in a matching manner and is in rolling contact connection with the top of the horizontal floating plate through the upper framework ball; an inner waterproof cover is also clamped between the angle floating plate and the centering rod in a matching manner;
one end of the angle floating plate is vertically and matchedly provided with an angle adjusting bolt, and the other end of the angle floating plate is vertically and matchedly provided with a chuck positioning bolt; the angle adjusting bolt is locked and positioned through the jackscrew; the chuck part is located angle floating plate upper portion matches the cover and establishes the upper end to the well stick, the chuck part passes through chuck positioning bolt with angle floating plate location is fixed.
2. The float chuck of claim 1 wherein: the middle part of the top surface of the fixed plate is of a concave cavity structure; the top of the horizontal floating plate is a convex spherical surface and is integrally embedded in a concave cavity in the middle of the top surface of the fixed plate; the bottom surface of the horizontal floating plate is in rolling contact connection with the cavity bottom of the concave cavity in the middle of the top surface of the fixed plate through the lower framework ball.
3. The float chuck of claim 2, wherein: the bottom of the angle floating plate is a concave spherical surface, the upper framework ball is uniformly embedded in the concave spherical surface at the bottom in a matching mode, and the bottom of the angle floating plate is connected with the convex spherical surface at the top of the horizontal floating plate in a rolling contact mode through the upper framework ball.
4. The float chuck of claim 1 wherein: the angle floating plate is provided with a lower counter bore in a matching manner from the bottom surface along the vertical direction, and an upper counter bore in a matching manner from the top surface along the vertical direction; the angle adjusting bolt is installed in the upper counter bore in a matching mode; the chuck positioning bolt is arranged in the sunken hole in an inverted matching mode, the top end of the chuck positioning bolt extends out of the upper portion of the top surface of the angle floating plate, and the extending end of the chuck positioning bolt is connected with the bottom of one end of the chuck part.
5. The float chuck of claim 4 wherein: one end of the chuck component is provided with a positioning hole along the vertical direction; after the chuck component is sleeved on the centering rod in a matching manner, one end of the chuck component is matched with the chuck positioning bolt through the positioning hole and is fixedly positioned with the angle floating plate.
6. The float chuck of claim 1 wherein: the angle floating plate is connected with the chuck component in a sealing mode.
7. The float chuck of claim 1 wherein: the top surface of the angle floating plate is connected with the bottom surface of the outer disc of the chuck component in a sealing mode through a sealing gasket, and the bottom surface of the inner disc of the chuck component is connected with the top end of the inner waterproof cover in a sealing mode through a sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020468330.4U CN212019427U (en) | 2020-04-02 | 2020-04-02 | Floating chuck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020468330.4U CN212019427U (en) | 2020-04-02 | 2020-04-02 | Floating chuck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212019427U true CN212019427U (en) | 2020-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020468330.4U Active CN212019427U (en) | 2020-04-02 | 2020-04-02 | Floating chuck |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111283233A (en) * | 2020-04-02 | 2020-06-16 | 岐山县圣合精密机械制造有限公司 | Floating chuck and method for machining hole by using same |
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2020
- 2020-04-02 CN CN202020468330.4U patent/CN212019427U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111283233A (en) * | 2020-04-02 | 2020-06-16 | 岐山县圣合精密机械制造有限公司 | Floating chuck and method for machining hole by using same |
| CN111283233B (en) * | 2020-04-02 | 2024-05-28 | 岐山县圣合精密机械制造有限公司 | Floating chuck and method for machining holes by using same |
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