CN113977318A - Intermittent cutting auxiliary clamping damping structure and clamping damping device for cylindrical workpiece - Google Patents
Intermittent cutting auxiliary clamping damping structure and clamping damping device for cylindrical workpiece Download PDFInfo
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- CN113977318A CN113977318A CN202111298446.3A CN202111298446A CN113977318A CN 113977318 A CN113977318 A CN 113977318A CN 202111298446 A CN202111298446 A CN 202111298446A CN 113977318 A CN113977318 A CN 113977318A
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- balancing weight
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- 238000005520 cutting process Methods 0.000 title claims abstract description 31
- 238000013016 damping Methods 0.000 title claims abstract description 21
- 230000005484 gravity Effects 0.000 claims abstract description 9
- 230000035939 shock Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000003754 machining Methods 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 14
- 238000009434 installation Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 230000006378 damage Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
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Abstract
The invention relates to the technical field of interrupted cutting machining, in particular to an auxiliary clamping and damping structure and a clamping and damping device for interrupted cutting of a cylindrical workpiece, which comprise a balancing weight, a clamping block, a connecting rod and a rotating center seat; the balancing weight and the clamping block are respectively connected to two ends of the connecting rod; the connecting rod is rotationally connected to the rotating center seat, so that the connecting rod can rotate relative to the rotating center seat on a vertical plane; the gravity borne by the balancing weight is G1; the centrifugal force of the balancing weight when the cylindrical workpiece rotates is F1; the distance from the center of mass of the balancing weight to the rotation center of the connecting rod is L1; the gravity borne by the clamping block per se is G2; the centrifugal force of the clamping block when the cylindrical workpiece rotates is F2; the distance from the center of mass of the clamping block to the rotation center of the connecting rod is L2; and satisfies the following formula: [ (F1+ G1) × L1] - [ (F2+ G2) × L2] > 0. The invention has the advantages of improving the flexible clamping effect and the cushioning effect in the intermittent cutting machining process of the cylindrical workpiece, thereby improving the machining quality of the workpiece.
Description
Technical Field
The invention relates to the technical field of interrupted cutting machining, in particular to an auxiliary clamping and damping structure and a clamping and damping device for interrupted cutting of a cylindrical workpiece.
Background
The existing intermittent cutting part only can clamp or expand a tool by a clamping jaw by using a common air cylinder in the machining process, if a longer workpiece is clamped, the conditions of insufficient clamping distance and insufficient clamping force can be generated, or in order to ensure the clamping effect, the clamping force is too large, so that the workpiece is deformed.
When the next face cutting operation is carried out after the previous face is machined in the interrupted cutting process, the cutter can be contacted with the next new machined face again, and the new acting force with the rotating speed and the feeding force can be generated at the moment when the cutter is contacted with the workpiece, so that the workpiece is slightly vibrated.
In addition, under the influence of the limitation of the structure of the part, the machining standard, the clamping area and the like, the phenomena of part clamping deformation, clamping failure or tool vibration may occur in the clamping process, so that various problems of poor machining of the part may occur, for example: the size can not meet the requirement, and the vibration knife lines and the surface clamping marks on the surface of the part can not meet the requirement. And the existing rigid clamping is easy to cause the problems of workpiece clamping deformation, workpiece surface clamping damage and the like, so that parts can not meet the requirements on size or appearance, and the processing quality of workpieces and the qualification rate of the workpieces are greatly reduced.
Disclosure of Invention
The invention aims to solve the technical problem of poor workpiece clamping effect in the intermittent cutting process, and provides an auxiliary clamping damping structure and a clamping damping device for intermittent cutting of a cylindrical workpiece, which play a role in damping and clamping a part in the machining process and improve the machining quality of the workpiece.
For the purpose of the invention, the following technical scheme is adopted for realizing the purpose:
an auxiliary clamping and damping structure for intermittent cutting of cylindrical workpieces comprises a balancing weight, a clamping block, a connecting rod and a rotating center seat; the balancing weight and the clamping block are respectively connected to two ends of the connecting rod; the connecting rod is rotatably connected to the rotating center seat, so that the connecting rod can rotate relative to the rotating center seat on a vertical plane; the gravity borne by the balancing weight is G1; the centrifugal force of the balancing weight when the cylindrical workpiece rotates is F1; the distance from the center of mass of the balancing weight to the rotation center of the connecting rod is L1; the gravity borne by the clamping block per se is G2; the centrifugal force of the clamping block when the cylindrical workpiece rotates is F2; the distance from the center of mass of the clamping block to the rotation center of the connecting rod is L2; and satisfies the following formula: [ (F1+ G1) × L1] - [ (F2+ G2) × L2] > 0. The structure satisfies [ (F1+ G1) L1] - [ (F2+ G2) L2] > 0. When the comprehensive force value at the end F1G1 is larger than that at the end F2G2, the flexible auxiliary clamping function can be achieved after a certain rotating speed is applied; the vibration force generated in the equipment and the processing process is not broken
The vibration force can be absorbed when the balance of [ (F1+ G1) × L1] - [ (F2+ G2) × L2] > 0.
Preferably, the device also comprises a rotating shaft; the rotating center seat is provided with a rotating shaft seat; the connecting rod is rotatably connected to the rotating shaft seat through the rotating shaft. The connecting rod can be conveniently rotated through the rotating shaft, so that the clamping block can be conveniently clamped.
Preferably, the connecting rod is provided with a mounting cavity; the rotating shaft seat is positioned in the mounting cavity. Insert to the installation intracavity through the pivot seat to be convenient for realize the connecting rod horizontal hunting through the pivot, make things convenient for the supplementary better clamp of tight structure of clamp to press from both sides tightly.
Preferably, the rotation center seat is positioned below the connecting rod; and a first limiting point and a second limiting point for limiting the rotation angle of the connecting rod are arranged on the two sides of the rotation center seat positioned at the rotation center of the connecting rod. The bottom surface of the connecting rod is limited by the first limiting point and the second limiting point on the rotating center seat, so that the rotating angle can be better controlled.
Preferably, the clamping block comprises a counterweight part and a clamping part; the clamping part and the counterweight part can be detachably connected. The counterweight part is convenient for better quality control, the clamping part reduces the rigid clamping of the workpiece, and the workpiece is prevented from being clamped and deformed and the surface of the workpiece is prevented from being damaged.
Preferably, the side surface of the counterweight part in the direction of rotating and clamping the workpiece is provided with an installation groove; the clamping part is fixedly connected to the mounting groove through a bolt. The connecting strength of the clamping part and the counterweight part is improved.
Preferably, one end of the clamping part facing the cylindrical workpiece is provided with a clamping notch matched with the outer peripheral wall of the cylindrical workpiece. The surface of being convenient for better and cylindricality work piece laminates, promotes and presss from both sides tight effect.
Preferably, the counterweight block is provided with a first connecting clamping groove matched with the connecting rod; one end of the connecting rod is provided with a first clamping block; the first clamping block is matched with the first connecting clamping groove; and the balancing weight is fixedly connected with the first clamping block through a bolt. The connection strength of the connecting rod and the first balancing weight is improved.
Preferably, the clamping block is provided with a second connecting clamping groove matched with the connecting rod; the other end of the connecting rod is provided with a second clamping block; the second clamping block is matched with the second connecting clamping groove, and the clamping block is fixedly connected with the second clamping block through a bolt. The connection strength of the connecting rod and the second balancing weight is improved.
The intermittent cutting clamping damping device for the cylindrical workpiece comprises a clamping tool and at least two auxiliary clamping structures; and the rotating center seat on each auxiliary clamping structure is fixedly arranged on the clamping jaw of the clamping tool.
By adopting the technical scheme, the clamping function can be realized when the formula of [ (F1+ G1) × L1] - [ (F2+ G2) × L2] > 0 is met through the structure; the magnitude of the clamping force is related to the magnitude of the derived value of the formula, the greater the derived value, the greater the clamping force. The clamping part on the clamping block is made of flexible materials, so that the flexible clamping force and the vibration force are mutually offset to achieve shock absorption. Can absorb part of the vibration force. Insert to the installation intracavity through the pivot seat to be convenient for realize the connecting rod horizontal hunting through the round pin axle, make things convenient for the supplementary better clamp of tight structure of clamp to press from both sides tightly. The clamping part reduces the rigid clamping of the workpiece, and prevents the workpiece from clamping deformation and surface clamping damage.
In conclusion, the invention has the advantages of improving the flexible clamping effect and the shock absorption effect in the intermittent cutting machining process of the cylindrical workpiece, thereby improving the machining quality of the workpiece.
Drawings
FIG. 1 is a force-bearing schematic diagram of the auxiliary clamping shock-absorbing structure for intermittent cutting of cylindrical workpieces.
FIG. 2 is a force analysis diagram of the present invention.
Fig. 3 is a structural schematic diagram of an auxiliary clamping shock-absorbing structure for intermittent cutting of a cylindrical workpiece.
Fig. 4 is an exploded view of the interrupted cutting auxiliary clamping shock-absorbing structure for cylindrical workpieces of the present invention.
Fig. 5 is a schematic structural view of the intermittent cutting clamping device for a cylindrical workpiece of the present invention.
Wherein: 1-a balancing weight; 11-a first connecting card slot; 2-clamping a block; 21-a second connecting card slot; 201-a weight; 202-a clamping portion; 211-a mounting groove; 221-a grip recess; 3-a connecting rod; 30-mounting a cavity; 31-a first cartridge; 32-a second fixture block; 4-rotating the center base; 41-rotating shaft seat; 5-a pin shaft; 6, clamping a tool; 61-clamping part.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
As shown in fig. 1 to 4, an auxiliary clamping and damping structure for interrupted cutting of a cylindrical workpiece comprises a balancing weight 1, a clamping block 2, a connecting rod 3, a rotating center seat 4 and a rotating shaft 5; the balancing weight 1 and the clamping block 2 are respectively connected to two ends of the connecting rod 3; the connecting rod 3 is rotatably connected to the rotating center base 4, so that the connecting rod 3 can rotate relative to the rotating center base 4 on a vertical plane; the gravity borne by the balancing weight 1 is G1; the centrifugal force to which the balancing weight 1 is subjected when the cylindrical workpiece rotates is F1; the distance from the mass center of the balancing weight 1 to the rotation center of the connecting rod 3 is L1; the gravity borne by the clamping block 2 per se is G2; the centrifugal force to which the clamping block 2 is subjected when the cylindrical workpiece rotates is F2; the distance from the center of mass of the clamping block 2 to the rotation center of the connecting rod 3 is L2; and satisfies the following formula: [ (F1+ G1) × L1] - [ (F2+ G2) × L2] > 0. The clamping function can be realized when the formula of [ (F1+ G1) × L1] - [ (F2+ G2) × L2] > 0 is satisfied through the structure; the magnitude of the clamping force is related to the magnitude of the derived value of the formula, the greater the derived value, the greater the clamping force. The clamping part on the clamping block is made of flexible materials, so that the flexible clamping force and the vibration force are mutually offset to achieve shock absorption. Can absorb part of the vibration force. Insert to the installation intracavity through the pivot seat to be convenient for realize the connecting rod horizontal hunting through the round pin axle, make things convenient for the supplementary better clamp of tight structure of clamp to press from both sides tightly. The clamping part reduces the rigid clamping of the workpiece, and prevents the workpiece from clamping deformation and surface clamping damage.
As shown in fig. 4, the rotating center base 4 is provided with a rotating shaft base 41; the connecting rod 3 is rotatably connected to the rotating shaft seat 41 through the rotating shaft 5. The connecting rod 3 can rotate conveniently through the rotating shaft 4, so that the clamping block can clamp conveniently. The connecting rod 3 is provided with a mounting cavity 30; the installation cavity 30 is a mounting through hole which is arranged in the middle of the connecting rod 3 and longitudinally penetrates through the connecting rod 3, and can provide an installation space for the rotating shaft seat 41 on the rotating center seat 4 through the mounting through hole, so that the connecting rod 3 can rotate conveniently. The rotation center seat 4 is located the below of connecting rod 3, the pivot seat 41 is located the installation cavity 30, can reduce installation occupation space to the both sides that lie in the connecting rod 3 rotation center on the rotation center seat 4 are provided with first limit point 42 and the second limit point 43 that are used for restricting connecting rod 3 turned angle, can carry out direct spacing through rotation center seat 4, also be convenient for better calculation turned angle, thereby further cooperate with the work piece, promote the tight effect of clamp to the cylindricality work piece. The first limiting point 42 and the second limiting point 43 are on the same horizontal straight line, so that the connecting rod 3 rotates back and forth along the axial direction of the rotating shaft 5, and the clamping block 2 can clamp the cylindrical workpiece. The rotation angle of the back-and-forth rotation is a1, the rotation angle a1 can be better matched with a workpiece, the clamping force can be controlled when the workpiece is convenient to install, and deformation or clamping injury caused in the clamping process of the workpiece is prevented. By controlling the positions of the first limiting point 42 and the second limiting point 43, the rotation angle a1 of the connecting rod 3 is controlled, so that the clamping and the cushioning effects can be better realized in the work process. A certain moving space can be provided for the connecting rod 3 through the rotating angle a1, and the workpiece is convenient to clamp in the clamping process.
As shown in fig. 4, the first counterweight block 1 is provided with a first connecting clamping groove 11 matched with the connecting rod 3; a second connecting clamping groove 21 matched with the connecting rod 3 is arranged on the second balancing weight block 2; a first fixture block 31 and a second fixture block 32 are respectively arranged at two ends of the connecting rod 3; first fixture block 31 cooperatees with first connecting clamping groove 11, inserts to first connecting clamping groove 11 of first balancing weight 1 through first fixture block 31 on connecting rod 3 in, can promote the joint strength of connecting rod 3 and first balancing weight 1. The second clamping block 32 is matched with the second connecting clamping groove 21, and the second clamping block 32 on the connecting rod 3 is inserted into the second connecting clamping groove 21 of the second balancing weight block 2, so that the connecting strength of the connecting rod 3 and the second balancing weight block 2 can be improved. First balancing weight 1 and second balancing weight 2 pass through bolt fixed connection respectively at the both ends of connecting rod 3, and the bolt traversing first balancing weight 1 is connected to first fixture block 31, with first balancing weight 1 and connecting rod 3 fixed connection, and the bolt traversing second balancing weight 2 is connected to second fixture block 32, with second balancing weight 2 and connecting rod 3 fixed connection, promotes the joint strength of connecting rod and first balancing weight and second balancing weight.
As shown in fig. 3 and 4, the block 2 includes a weight portion 201 and a clamping portion 202; the clamping portion 202 and the counterweight portion 201 are detachably connected, the clamping portion 202 and the counterweight portion 201 are convenient to disassemble and assemble, the clamping portion 202 can be directly replaced according to the specification and the material of a cylindrical workpiece, the material of the clamping portion 202 is matched with the workpiece, for example, the clamping portion 202 is made of copper, rubber and the like, the flexible clamping effect can be achieved, rigid clamping of the workpiece is reduced through the flexible clamping portion 202, and workpiece clamping deformation and workpiece surface clamping damage are prevented. The side surface of the counterweight 201 in the direction of rotating and clamping the workpiece is provided with a mounting groove 211; the clamping portion 202 is fixedly connected to the mounting groove 211 by bolts. The connecting strength of the clamping portion 202 and the weight portion 201 is improved. The end of the clamping part 202 facing the cylindrical workpiece is provided with a clamping notch 221 matched with the outer peripheral wall of the cylindrical workpiece. The clamping notch 221 is convenient to be better attached to the surface of the cylindrical workpiece, and the clamping effect is improved.
The auxiliary clamping structure has the following advantages:
firstly, the auxiliary holding and the part of shock absorption are realized at the same time;
secondly, the processing quality of parts is improved, and appearance problems such as vibration of tool lines, tool breakage and the like are reduced;
thirdly, the qualified rate of the machining size of the part is improved, the unqualified size of the part caused by the vibration of the cutter or the clamping failure is reduced, and the scrapping of the part is reduced;
fourthly, the production efficiency is improved while the working hours of single-sequence workers are not increased.
As shown in fig. 5, the intermittent cutting clamping damping device for the cylindrical workpiece comprises a clamping tool 6 and three auxiliary clamping damping structures; the rotating center seat 4 of each auxiliary clamping structure is fixedly arranged on each clamping part 61 of the clamping tool 6.
When the clamping device is used, three or more auxiliary clamping structures are arranged on the outer ring of the clamping part 61 of the common clamping tool 6. And (5) loading the workpiece, wherein the auxiliary clamping structure is in a non-clamping state. And (5) carrying out rotational speed machining according to the technological machining requirement. At this moment, the tool tightly holds the workpiece under the action of gravity and centrifugal force because the balancing weight 1 is heavier than the clamping block 2. Therefore, the clamping jaw plays a role in stabilizing and clamping the part of the workpiece far away from the clamp when tightly holding the workpiece, and simultaneously realizes the damping effect. The device does not need to apply external force in the using process, and uses the centrifugal force generated by the self weight of the auxiliary clamping structure; the connecting rod 3 has a certain movable angle, so that the workpiece can be conveniently clamped in the part clamping process; the structures of the balancing weight 1, the clamping block 2 and the like can be adjusted according to the appearance of the part; the method can be used not only in a machining process of intermittent cutting, but also in machining of cylindrical longer parts.
In conclusion, the invention has the advantages of improving the flexible clamping effect and the cushioning effect in the intermittent cutting machining process of the cylindrical workpiece, thereby improving the machining quality of the workpiece.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present disclosure, and such changes and modifications will fall within the scope of the present invention.
Claims (10)
1. An auxiliary clamping and damping structure for intermittent cutting of a cylindrical workpiece is characterized by comprising a balancing weight (1), a clamping block (2), a connecting rod (3) and a rotating center seat (4); the balancing weight (1) and the clamping block (2) are respectively connected to two ends of the connecting rod (3); the connecting rod (3) is rotatably connected to the rotating center seat (4), so that the connecting rod (3) can rotate relative to the rotating center seat (4) on a vertical plane; the gravity borne by the balancing weight (1) is G1; the centrifugal force of the balancing weight (1) when the cylindrical workpiece rotates is F1; the distance from the mass center of the balancing weight (1) to the rotation center of the connecting rod (3) is L1; the gravity borne by the clamping block (2) is G2; the centrifugal force of the clamping block (2) when the cylindrical workpiece rotates is F2; the distance from the center of mass of the clamping block (2) to the rotation center of the connecting rod (3) is L2; and satisfies the following formula:
[(F1+G1)*L1]-[(F2+G2)*L2]＞0。
2. the interrupted cutting auxiliary clamping shock-absorbing structure of cylindrical workpieces as claimed in claim 1, further comprising a rotating shaft (5); a rotating shaft seat (41) is arranged on the rotating center seat (4); the connecting rod (3) is rotatably connected to the rotating shaft seat (41) through the rotating shaft (5).
3. The structure for assisting in clamping and damping interrupted cutting of cylindrical workpieces as set forth in claim 2, wherein the connecting rod (3) is provided with a mounting cavity (30); the rotating shaft seat (41) is positioned in the mounting cavity (30).
4. The interrupted cutting auxiliary clamping shock-absorbing structure of cylindrical workpieces as claimed in claim 3, wherein the rotating center seat (4) is positioned below the connecting rod (3); a first limiting point (42) and a second limiting point (43) for limiting the rotation angle of the connecting rod (3) are arranged on the two sides of the rotation center seat (4) which are positioned at the rotation center of the connecting rod (3).
5. The structure of claim 4, wherein the first limit point (42) and the second limit point (43) are on the same horizontal straight line.
6. The interrupted cutting auxiliary clamping shock-absorbing structure for the cylindrical workpiece as claimed in claim 1, wherein the clamping block (2) comprises a counterweight part (201) and a clamping part (202); the clamping part (202) and the weight part (201) can be detachably connected.
7. The structure of claim 6, wherein the side of the weight portion (201) in the direction of rotating and clamping the workpiece is provided with a mounting groove (211); the clamping part (202) is fixedly connected to the mounting groove (211) through a bolt; one end of the clamping part (202) facing the cylindrical workpiece is provided with a clamping notch (221) matched with the outer peripheral wall of the cylindrical workpiece.
8. The structure of claim 1, wherein the counterweight (1) is provided with a first connecting slot (11) which is matched with the connecting rod (3); one end of the connecting rod (3) is provided with a first clamping block (31); the first clamping block (31) is matched with the first connecting clamping groove (11); and the balancing weight (1) is fixedly connected with the first clamping block (31) through a bolt.
9. The auxiliary clamping and shock absorbing structure for interrupted cutting of cylindrical workpieces as claimed in claim 1, wherein the clamping block (2) is provided with a second connecting clamping groove (21) matched with the connecting rod (3); a second clamping block (32) is arranged at the other end of the connecting rod (3); the second clamping block (32) is matched with the second connecting clamping groove (21), and the clamping block (2) is fixedly connected with the second clamping block (32) through bolts.
10. A clamping and damping device for intermittent cutting of a cylindrical workpiece is characterized by comprising a clamping tool (6) and at least two auxiliary clamping and damping structures for intermittent cutting of the cylindrical workpiece according to any one of claims 1 to 9; and each rotating center seat (4) on the auxiliary clamping structure is fixedly arranged on a clamping jaw (61) of the clamping tool (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111298446.3A CN113977318A (en) | 2021-11-04 | 2021-11-04 | Intermittent cutting auxiliary clamping damping structure and clamping damping device for cylindrical workpiece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111298446.3A CN113977318A (en) | 2021-11-04 | 2021-11-04 | Intermittent cutting auxiliary clamping damping structure and clamping damping device for cylindrical workpiece |
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| Publication Number | Publication Date |
|---|---|
| CN113977318A true CN113977318A (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111298446.3A Pending CN113977318A (en) | 2021-11-04 | 2021-11-04 | Intermittent cutting auxiliary clamping damping structure and clamping damping device for cylindrical workpiece |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH235623A (en) * | 1942-09-01 | 1944-12-15 | Messerschmitt Boelkow Blohm | Clamping device on machines for the circular machining of workpieces, preferably those that rotate at high speeds. |
| FR2248901A1 (en) * | 1973-10-24 | 1975-05-23 | Precision Industrielle | Lathe chuck with counterbalanced pivoting jaws - uses net moment of centrifugal force on each arm to keep chuck tight |
| CN204321649U (en) * | 2014-12-22 | 2015-05-13 | 宜昌江峡船用机械有限责任公司 | Lathe multiple spot supplemental support clamping device |
| CN109128237A (en) * | 2018-07-31 | 2019-01-04 | 大连理工大学 | A kind of turning thin-wall cylindrical element outer wall mounting and clamping system and method |
-
2021
- 2021-11-04 CN CN202111298446.3A patent/CN113977318A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH235623A (en) * | 1942-09-01 | 1944-12-15 | Messerschmitt Boelkow Blohm | Clamping device on machines for the circular machining of workpieces, preferably those that rotate at high speeds. |
| FR2248901A1 (en) * | 1973-10-24 | 1975-05-23 | Precision Industrielle | Lathe chuck with counterbalanced pivoting jaws - uses net moment of centrifugal force on each arm to keep chuck tight |
| CN204321649U (en) * | 2014-12-22 | 2015-05-13 | 宜昌江峡船用机械有限责任公司 | Lathe multiple spot supplemental support clamping device |
| CN109128237A (en) * | 2018-07-31 | 2019-01-04 | 大连理工大学 | A kind of turning thin-wall cylindrical element outer wall mounting and clamping system and method |
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