CN205763956U - Modified model turning clamp - Google Patents

Modified model turning clamp Download PDF

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Publication number
CN205763956U
CN205763956U CN201620456570.6U CN201620456570U CN205763956U CN 205763956 U CN205763956 U CN 205763956U CN 201620456570 U CN201620456570 U CN 201620456570U CN 205763956 U CN205763956 U CN 205763956U
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CN
China
Prior art keywords
hole
shaft
paw
casing
locating dowel
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Active
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CN201620456570.6U
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Chinese (zh)
Inventor
方锋
吴红飞
谢兴芳
周颖莺
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Ningbo Huizhong Automotive Chassis Manufacturing Co Ltd
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Ningbo Huizhong Automotive Chassis Manufacturing Co Ltd
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Priority to CN201620456570.6U priority Critical patent/CN205763956U/en
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Publication of CN205763956U publication Critical patent/CN205763956U/en
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Abstract

The utility model discloses modified model turning clamp.This fixture includes the upper casing being fixed on lathe, the drive block being arranged in upper casing, three paws are hinged on drive block, paw is provided with waist through hole, lead inserts mounting hole, and in the circular hole A in its two ends insertion upper casing, support column it is provided with on upper casing, upper casing is arranged over locating dowel A, pull bar A bottom is penetrated drive block and is connected with lathe pull bar by adapter sleeve, the second shaft part on pull bar A is arranged on above drive block, in blind hole E in locating dowel A is inserted through the circular hole A on upper casing and the through hole F in locating dowel A in pull bar A upper end and it is connected with briquetting, briquetting exceeds blind hole E bottom surface, elastic component is sheathed on pull bar A and all contacts with locating dowel A and upper casing.The processing being made pick up knuckle by this utility model fixture can be smoothly completed, and uses the most very convenient, thus alleviate the labor intensity of workman while ensureing knuckle machining accuracy.

Description

Modified model turning clamp
Technical field
This utility model relates to frock clamp field, particularly relates to modified model turning clamp.
Background technology
Pick up not only can be manned but also can haul goods, and therefore its market sales volume is the biggest.But the requirement to the relatively common lorry of security performance of car is more harsh simultaneously.Knuckle is as one of strength member in steering axle of automobile, and its function is transmission and bears automotive front load, supports and drive front-wheel to rotate around stub and make motor turning.Under motoring condition, it subjects changeable shock loading, it is therefore desirable to it has the highest intensity.The relatively common lorry of knuckle on pick up requires higher, therefore the dead eye of knuckle, brake installing hole, joint arm taper hole, length end cone hole is all defined minimum wall thickness (MINI W.), so certainly will cause the biggest difficulty to processing technique.In the past when processing knuckle with dead eye blank excircle orientation, the most so can not will take into account the wall thickness of so many places now simultaneously, because blank excircle dimension exists error, so can affect dead eye uniform wall thickness, and then the minimum wall thickness (MINI W.) at other several places cannot be ensured.It is of course possible to the blank accuracy of manufacture higher knuckle spindle bearing bore locating shaft heart, but bring the most again another difficult problem dead eye blanking inner hole to need turning, so positioning core axle must be had good positioning backed off after random product endoporus by joint to be diverted, it is to avoid and cutter interference.The most how to design fixture and taking into account on guarantee knuckle on the basis of the minimum wall thickness (MINI W.) of many places, will not cannot be processed into a difficult problem owing to cutter is shone into interference by fixture again.
Utility model content
nullIn order to overcome drawbacks described above and not enough this utility model offer techniques below scheme: modified model turning clamp,Described fixture includes upper casing、Drive block、Pull bar A、Elastic component、Support column、Paw A、Paw B、Locating dowel A、Paw C、Lead、Adapter sleeve、Briquetting,Spaced on the side of described upper casing it is provided with three breach A,Described breach A vertical direction cuts through the side of whole described upper casing,And part cuts through the end face of described upper casing,Circular hole A it is provided with the most with one heart on the two sides of described breach A,Described circular hole A on one side of the most described breach A runs through whole upper casing,Described upper casing end face center is provided with through hole B,Described upper casing bottom surface is provided with cavity,Shape and the size of described drive block main body match with described cavity,Described drive block main center is provided with through hole C,The side of described drive block main body is provided with three boss A,The width of described boss A matches with the width of described breach A,Described pull bar A is a multidiameter,Including four shaft parts being arranged concentrically,The first shaft part on described pull bar A matches with the through hole B on described upper casing,Described first shaft part lower surface connects the second shaft part,The lower surface of described second shaft part connects the 3rd shaft part,Described 3rd shaft part lower surface connects the 4th shaft part,Described 3rd shaft part matches with the described through hole C on described drive block,The periphery of shown 4th shaft part is provided with screw thread,Shown paw A and described paw B specular each other,Described paw B is in " 7 " font,The side of its " 7 " font vertical portion is provided with waist through hole D,Described waist through hole D is obliquely installed to left down from upper right and it runs through direction vertically described " 7 " font horizontal part bearing of trend,Described locating dowel A end face center is provided with blind hole E,Described blind hole E bottom center is provided with through hole F,Described through hole F matches with described first shaft part,The main body of described paw C is in " 7 " font,The side of its " 7 " font vertical portion is provided with waist through hole D,Described waist through hole D is obliquely installed to left down from upper right,The end face of described main body " 7 " font horizontal part is provided with boss B,The bottom surface of described boss B overlaps with the bottom surface of described " 7 " font horizontal part,The length of described boss B is more than the thickness of described main body,Described lead is a cylinder,Its length is more than the width of described breach,Described briquetting matches with described blind hole E,Described upper casing is fixing connects lathe,Movable being arranged in described cavity of main body of described drive block,Three boss A on described drive block insert in described breach A respectively,3rd shaft part of described pull bar A inserts in described through hole C,Described adapter sleeve end face is fitted with described drive block bottom surface,And described adapter sleeve upper end is connected with the 4th shaft part of described pull bar A,The lower end of described adapter sleeve is connected with the pull bar on lathe,Described locating dowel A is arranged at above described upper casing,The first shaft part on described pull bar A is through described circular hole A and through hole F and can slide in described circular hole A and through hole F,Described first shaft part top connects the described briquetting being arranged in described blind hole E,Described briquetting can slide in described blind hole E and the lower surface of described briquetting exceeds the bottom surface of described blind hole E,Described elastic component is sheathed on described first shaft part,One end of described elastic component withstands on the lower surface of described locating dowel A,Its other end withstands on described upper casing,Described support column is arranged on described upper casing,Described paw A、In paw B and the paw C described breach of insertion respectively,And lower end hinged with described boss A on,Described paw A、Described lead all it is inserted with in waist through hole D on paw B and paw C,Described circular hole A is all inserted at the two ends of described lead,Described paw A、Paw B and paw C all can the motion of the most described lead.
As preferably, the end face center of described drive block is provided with pit, and the bottom surface of described pit is sphere, and the bottom surface of upper second shaft part of described pull bar A is sphere, when described pull bar A jack-up, leaves gap between the bottom surface of described pit and the bottom surface of described second shaft part.Contact due to described paw is all black skin, thus can shine into three paws and sometimes cannot contact workpiece simultaneously, cause workpiece discontinuity equalization, even have indivedual paw cannot workpiece pressing phenomenon occur, three paws can keep balance with identical clamping of workpieces of defeating to have had said mechanism rear-guard motion block to drive paw can do certain being adjusted so that.
nullAs preferably,Described fixture also includes the connection post identical with described paw quantity and fixing nut,Described connection post is a multidiameter,It includes three shaft parts,Shaft part B it has been arranged concentrically on the lower surface of shaft part A,It has been arranged concentrically threaded shaft section C on the lower surface of described shaft part B,The end face center of described shaft part A is provided with lamellar boss C,The side of described boss C is provided with manhole G,The end face of described fixing nut is a sphere,The bottom surface of described drive block convex platform A is provided with blind hole H,Described blind hole H size matches with described fixing nut,The end face of described blind hole H also matches for sphere and the end face with described fixing nut,Through hole J it has been arranged concentrically on the end face of described blind hole H,Described through hole J matches with described shaft part B,Described pawl A、The side, bottom of paw B and paw C is equipped with manhole I,Described manhole I is consistent with the through direction of described waist through hole D,Described pawl A、The bottom of paw B and paw C is additionally provided with the groove run through along described " 7 " font horizontal part bearing of trend,Shaft part B on described connection post inserts in described through hole J,The lower surface of described shaft part A overlaps with described boss A,Described fixing nut is placed in described blind hole H,The end face of described fixing nut overlaps with the end face of described blind hole H,And described fixing nut is fixing with described threaded shaft section C is connected,Described lamellar boss C inserts in the described groove on described paw,One rotating shaft A be inserted simultaneously in described manhole G and manhole I by described paw with described be connected column articulated.It is bigger that rear paw adjustment amplitude when in the face of different blank is so set, can preferably adapt to different blanks.
As preferably, the end face of the boss C on described connection post is provided with oil filler point.So can more easily be lubricated by countershaft.
As preferably, on described paw A, paw B, the bottom surface of described " 7 " font horizontal part end is provided with a locating dowel, being interval with two locating dowels on the bottom surface of described paw C convex platform B, the top of described support column also is provided with locating dowel, and the free end of described locating dowel is round table-like.So can reduce the contact surface of paw, support column and blank, thus reduce due to the blank surface impact on paw workpiece pressing of poor quality.
As preferably, the end face of described locating dowel A is provided with cover plate, and described cover plate is detachably connected with described locating dowel A, and described cover plate is completely covered by described blind hole E.So can reduce chip, dust contact pull bar A, thus reduce the abrasion of pull bar A, extend its life-span.
Compared with prior art, this utility model has the advantages that this fixture includes the upper casing being fixed on lathe, the drive block being arranged in upper casing, three paws are hinged on drive block, paw is provided with waist through hole, lead inserts mounting hole, and in the circular hole A in its two ends insertion upper casing, support column it is provided with on upper casing, upper casing is arranged over locating dowel A, pull bar A bottom is penetrated drive block and is connected with lathe pull bar by adapter sleeve, the second shaft part on pull bar A is arranged on above drive block, in blind hole E in locating dowel A is inserted through the circular hole A on upper casing and the through hole F in locating dowel A in pull bar A upper end and it is connected with briquetting, briquetting exceeds blind hole E bottom surface, elastic component is sheathed on pull bar A and all contacts with locating dowel A and upper casing.The processing being made pick up knuckle by this utility model fixture can be smoothly completed, and uses the most very convenient, thus alleviate the labor intensity of workman while ensureing knuckle machining accuracy.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of turning clamp in this utility model detailed description of the invention.
Fig. 2 is the front view of turning clamp in this utility model detailed description of the invention.
Fig. 3 is the left view full sectional view of turning clamp in this utility model detailed description of the invention.
Fig. 4 is that in this utility model detailed description of the invention, in turning clamp, the master of base plate regards full sectional view.
Fig. 5 be in this utility model detailed description of the invention in turning clamp upper casing partly cut open axonometric chart.
Fig. 6 is the axonometric chart of drive block in turning clamp in this utility model detailed description of the invention.
Fig. 7 is that in this utility model detailed description of the invention, in turning clamp, the master of drive block regards full sectional view.
Fig. 8 is the axonometric chart of pull bar A in turning clamp in this utility model detailed description of the invention.
Fig. 9 is that in this utility model detailed description of the invention, in turning clamp, fixed block A master regards full sectional view.
Figure 10 is paw A axonometric chart in turning clamp in this utility model detailed description of the invention.
Figure 11 is knuckle axonometric chart in this utility model detailed description of the invention.
Figure 12 is paw C axonometric chart in turning clamp in this utility model detailed description of the invention.
Figure 13 is to connect post axonometric chart in this utility model detailed description of the invention in turning clamp.
Detailed description of the invention
Below in conjunction with the accompanying drawings, detailed description of the invention of the present utility model is elaborated.
As shown in Figure 1, modified model turning clamp, described fixture includes base plate 1, upper casing 2, drive block 3, pull bar A4, dust cover 5, elastic component, support column 6, paw A7, paw B7 ', cover plate 9, locating dowel A10, paw C11, lead 12, connects post 13, fixing nut 14, adapter sleeve 15, briquetting 16.
Described base plate 1 is cylindrical, and its periphery is provided with three breach I, and described base plate 1 bottom surface has been arranged concentrically blind hole K1a, and the end face of described base plate 1 has been arranged concentrically through hole 1b, is provided with escape between described through hole 1b and described blind hole K1a.
Described upper casing 2 is cylindrical, spaced on its side is provided with three breach A2a.Described breach A2a vertical direction cuts through the side of whole described upper casing 2, and part cuts through the end face of described upper casing 2, circular hole A2d it is provided with the most with one heart on the two sides of described breach A2a, described circular hole A2d all runs through whole upper casing 2, described upper casing 2 end face is provided with blind round hole N2b with one heart, through hole B2c it has been arranged concentrically on the bottom surface of blind round hole N2b, cavity 2f it is provided with one heart on described upper casing 2 bottom surface, described cavity 2f is cylindrical, blind hole L2e it is additionally provided with one heart on described upper casing 2 bottom surface, described blind hole L2e is circular, and its size matches with described base plate 1.
Shape and the size of described drive block 3 main body 3a match with described cavity 2f, the end face center of described main body 3a is provided with pit 3b, the bottom surface of described pit 3b is sphere, the bottom center of described pit 3b is provided with through hole C3c, the side of described main body 3a is provided with three boss A3d, the width of described boss A3d matches with the width of described breach A2a, the bottom surface of described boss A3a is provided with blind hole H3f, the end face 3g of described blind hole H3f is also sphere, and the end face 3g of described blind hole H3f has been arranged concentrically through hole J3e.
Described pull bar A 4 is a multidiameter, including four shaft parts being arranged concentrically, the first shaft part 4a on described pull bar A 4 matches with the through hole B2c on described upper casing 2, described first shaft part 4a lower surface connects the second shaft part 4b, the lower surface 4b1 of described second shaft part 4b is sphere and is connected with the 3rd shaft part 4c, described 3rd shaft part 4c lower surface connects the 4th shaft part 4d, described 3rd shaft part 4c matches with the described through hole C3c on described drive block 3, and the periphery of shown 4th shaft part 4d is provided with screw thread.
Described dust cover 5 main body 5a is cylindrical, its periphery is provided with the flange 5d of rectangular in cross-section along its bottom surface outer contour, the bottom surface of described flange 5d overlaps with the bottom surface of dust cover 5, the outline of described flange 5d matches with described blind hole N2b, it is arranged concentrically blind hole O5c on the bottom surface of described dust cover 5, the end face of described blind hole O5c has been arranged concentrically through hole P5b.
The free end that the end face of described support column 6 is provided with locating dowel 7f ', described locating dowel 7f ' is round table-like.
Shown paw A7 and described paw B7 ' specular each other, described paw B7 ' is in " 7 " font, the side of its " 7 " font vertical portion 7a ' is provided with waist through hole D7b ', described waist through hole D7b ' is obliquely installed to left down from upper right and it runs through direction vertically described " 7 " font horizontal part bearing of trend, the side, bottom of " 7 " font vertical portion is equipped with manhole I7c ', described manhole I7c ' is consistent with the through direction of described waist through hole D7b ', the bottom of described " 7 " font vertical portion is additionally provided with the groove 7d ' run through along described " 7 " font horizontal part bearing of trend, it also is provided with locating dowel 7f ' on the bottom surface of described " 7 " font horizontal part end.
Described locating dowel A10 is multidiameter, including two shaft parts being arranged concentrically, its top shaft part X matches with described through hole P5b, the center of described top shaft part X end face is provided with blind hole E, described blind hole E bottom center is provided with through hole F, described through hole F matches with described first shaft part 4a, and connection bottom, the bottom surface shaft part Y of described top shaft part X, described bottom shaft part Y match with described blind hole O5c.
nullDescribed paw C(11) main body (11a) in " 7 " font,The side of its " 7 " font vertical portion 7a ' is provided with waist through hole D7b ',Described waist through hole D7b ' is obliquely installed to left down from upper right and it runs through direction vertically described " 7 " font horizontal part bearing of trend,The side, bottom of " 7 " font vertical portion is equipped with manhole I7c ',Described manhole I7c ' is consistent with the through direction of described waist through hole D7b ',The bottom of described " 7 " font vertical portion is additionally provided with the groove 7d ' run through along described " 7 " font horizontal part bearing of trend,The end face of described main body 11a " 7 " font horizontal part is provided with boss B11b,The bottom surface of described boss B11b overlaps with the bottom surface of described " 7 " font horizontal part,The length of described boss B11b is more than the thickness of described main body 11a,Two locating dowels 7f it are interval with ' on the bottom surface of described boss B11b.
Described lead 12 is a cylinder, and its length width more than described breach A2a, described lead 12 matches with described mounting hole D7b ', and described lead 12 also matches with described circular hole A2d.
Described connection post 13 is a multidiameter, it includes three shaft parts, shaft part B13b it has been arranged concentrically on the lower surface of shaft part A13a, it has been arranged concentrically threaded shaft section C13c on the lower surface of described shaft part B13b, the end face center of described shaft part A13a is provided with lamellar boss C13d, the side of described boss C13d is provided with manhole G13d1, and the end face of described boss C13d is provided with oil filler point 13d2.
The end face of described fixing nut 14 is a sphere, and the diameter of described fixing nut 14 matches with described blind hole H3f, and the female thread of described fixing nut 14 matches with the external screw thread on described threaded shaft section C13c.
Described briquetting 16 matches with described blind hole E.Described cover plate 9 is circular.
Described base plate 1 is arranged on blind hole L2e on upper casing 2 Nei and is secured to connect, movable being arranged in cavity 2f of main body 3a of described drive block 3, three boss A3d on described drive block 3 insert in described breach A2a respectively, shaft part B13b on described connection post 13 inserts in the through hole J3e on described boss A3d, on described connection post 13, the lower surface of shaft part A13a overlaps with described boss A3d, described fixing nut 14 is placed in blind hole H3f on described boss A3d, the end face of described fixing nut 14 contacts with the end face 3g of described blind hole H3f, and with described, described fixing nut 14 is connected that threaded shaft section C13c on post 13 is fixing to be connected.nullThe 3rd shaft part 4c of described pull bar A4 inserts in described through hole C3c,Described adapter sleeve 15 end face is fitted with described drive block 3 bottom surface,And described adapter sleeve 15 upper end is connected with the 4th shaft part 4d of described pull bar A4,Described dust cover 5 is arranged in the blind round hole N2b on described upper casing 2,And the described bottom surface of dust cover 5 overlaps with the bottom surface of described blind round hole N2b,Dust cover 5 is fixing with upper casing 2 to be connected,Locating dowel A10 is arranged at above described upper casing 2,The top shaft part X of described locating dowel A10 passes in the through hole P5b on described dust cover 5,The end face of the bottom shaft part Y of described locating dowel A10 overlaps with the end face of blind hole N2b on described dust cover 5,The first shaft part 4a on described pull bar A4 is through the circular hole A2d on described the upper casing 2 and through hole F in locating dowel A10 and can slide in described circular hole A2d and through hole F,Described first shaft part 4a top connects the described briquetting 16 being arranged in described blind hole E,Described briquetting 16 can slide in described blind hole E and the lower surface of described briquetting 16 exceeds the bottom surface of described blind hole E,Described spring housing is located on described first shaft part 4a,One end of described spring withstands on the lower surface of described locating dowel A10,Its other end withstands on described upper casing 2 on the bottom surface of blind round hole N2b,Four support columns 6 are arranged on the end face of described upper casing 2,Described paw A7、In paw B7 ' and paw C11 insertion described breach A2a respectively,Lamellar boss C13d on described connection post 13 inserts in the described groove 7d ' on described paw,One rotating shaft A is inserted simultaneously into described paw in described manhole G13d1 and manhole I7c ' with described to be connected post 13 hinged,Described paw A7、Described lead 12 all it is inserted with in waist through hole D7b ' on paw B7 ' and paw C11,The circular hole A2d on described upper casing 2 is all inserted at the two ends of described lead 12,Described paw A7、Paw B7 ' and paw C11 all can move by the most described lead 12.
During use, first pass through base plate 1 and secure fixtures on lathe, and make described adapter sleeve 15) lower end be connected with the pull bar on lathe.During clamping parts, first allow lathe pull bar be in jack-up state, now fixture leaves gap between pit 3b bottom surface on the bottom surface 4b1 of upper second shaft part of pull bar A4 and drive block 3.By knuckle blank 8, it is placed on fixture, described locating dowel A10 inserts the dead eye inner position axle center on knuckle blank 8, the lower surface of the positioning boss U8a on knuckle blank 8, positioning boss V8b and positioning boss S8C and locating dowel 7f on support column 6 simultaneously ' end face contact;Then control lathe pull bar is left behind, and drive clamp pull rod A4 phase is lower moves, drive block 3 is the most descending, drive block 3 band is dynamically connected post 13, connecting post 13 drives paw the most descending, owing to lead 12 and the interaction of mounting hole D7b ' on paw make paw inward collapsible simultaneously, when the bottom surface of the briquetting 16 on pull bar A4 top drives locating dowel A10 to continue traveling downwardly with briquetting when the bottom surface of blind hole E overlaps in described locating dowel A10, and then compression spring, when lathe pull bar is descending put in place time described in three paws draw in and put in place, locating dowel 7f on paw ' the positioning boss U8a that is pressed on respectively on knuckle blank 8, on the end face of positioning boss V8b and positioning boss T8d, thus knuckle blank 8 is clamped, locating dowel A10 exits the dead eye on knuckle blank 8 the most completely.Now can start turning knuckle.After completing processing, lathe pull bar resets, and the common effect lower clamp at lathe pull bar and spring is reset to open mode, can start new clamping.
nullCompared with prior art,This utility model has the advantages that this fixture includes the upper casing 2 being fixed on lathe,The drive block 3 being arranged in upper casing 2,Three paws are hinged on drive block 3,Paw is provided with waist through hole D7b ',Lead 12 inserts mounting hole D7b ',And in the circular hole A2d in its two ends insertion upper casing 2,Support column 6 it is provided with on upper casing 2,Upper casing 2 is arranged over locating dowel A10,Pull bar A4 bottom is penetrated drive block 3 and is connected with lathe pull bar by adapter sleeve 15,The second shaft part on pull bar A4 is arranged on above drive block 3,In blind hole E in locating dowel A10 is inserted through the circular hole A2d on the upper casing 2 and through hole F in locating dowel A10 in pull bar A4 upper end and it is connected with briquetting 16,Briquetting 16 exceeds blind hole E bottom surface,Elastic component is sheathed on pull bar A4 and all contacts with locating dowel A10 and upper casing 2.The processing being made pick up knuckle by this utility model fixture can be smoothly completed, and uses the most very convenient, thus alleviate the labor intensity of workman while ensureing knuckle machining accuracy.
Below this utility model has been described in detail, but this utility model has been not limited to detailed description of the invention described herein.It will be appreciated by those skilled in the art that in the case of without departing substantially from this utility model scope, may be made that other changes and deformation, such as, change spring into cylinder, block rubber etc..Protection domain of the present utility model is defined by the following claims.

Claims (7)

  1. null1. modified model turning clamp,It is characterized in that,Described fixture includes upper casing (2)、Drive block (3)、Pull bar A(4)、Elastic component、Support column (6)、Paw A(7)、Paw B(7 ')、Locating dowel A(10)、Paw C(11)、Lead (12)、Adapter sleeve (15)、Briquetting (16),Spaced on the side of described upper casing (2) it is provided with three breach A(2a),Described breach A(2a) vertical direction cuts through the side of whole described upper casing (2),And part cuts through the end face of described upper casing (2),Described breach A(2a) two sides on be provided with circular hole A(2d the most with one heart),The most described breach A(2a) a side on described circular hole A(2d) run through whole upper casing (2),Described upper casing (2) end face center is provided with through hole B(2c),Described upper casing (2) bottom surface is provided with cavity (2f),Shape and the size of described drive block (3) main body (3a) match with described cavity (2f),Described drive block (3) main body (3a) center is provided with through hole C(3c),The side of described drive block (3) main body (3a) is provided with three boss A(3d),Described boss A(3d) width and described breach A(2a) width match,Described pull bar A(4) it is a multidiameter,Including four shaft parts being arranged concentrically,Described pull bar A(4) on the first shaft part (4a) and the through hole B(2c on described upper casing (2)) match,Described first shaft part (4a) lower surface connects the second shaft part (4b),The lower surface (4b1) of described second shaft part (4b) connects the 3rd shaft part (4c),Described 3rd shaft part (4c) lower surface connects the 4th shaft part (4d),Described 3rd shaft part (4c) and the described through hole C(3c on described drive block (3)) match,The periphery of shown 4th shaft part (4d) is provided with screw thread,Shown in paw A(7) with described paw B(7 ') specular each other,Described paw B(7 ') in " 7 " font,The side of its " 7 " font vertical portion (7a ') is provided with waist through hole D(7b '),Described waist through hole D(7b ') it is obliquely installed to left down from upper right and it runs through direction vertically described " 7 " font horizontal part bearing of trend,Described locating dowel A(10) end face center is provided with blind hole E,Described blind hole E bottom center is provided with through hole F,Described through hole F matches with described first shaft part (4a),Described paw C(11) main body (11a) in " 7 " font,The side of its " 7 " font vertical portion is provided with waist through hole D(7b '),Described waist through hole D(7b ') it is obliquely installed to left down from upper right,The end face of described main body (11a) " 7 " font horizontal part is provided with boss B(11b),Described boss B(11b) bottom surface overlap with the bottom surface of described " 7 " font horizontal part,Described boss B(11b) length more than the thickness of described main body (11a),Described lead (12) is a cylinder,Its length be more than described breach A(2a) width,Described briquetting (16) matches with described blind hole E,Described upper casing (2) is fixing connects lathe,Movable being arranged in described cavity (2f) of main body (3a) of described drive block (3),Three boss A(3d on described drive block (3)) insert described breach A(2a respectively) in,Described pull bar A(4) the 3rd shaft part (4c) insert described through hole C(3c) in,Described adapter sleeve (15) end face is fitted with described drive block (3) bottom surface,And described adapter sleeve (15) upper end and described pull bar A(4) the 4th shaft part (4d) be connected,The lower end of described adapter sleeve (15) is connected with the pull bar on lathe,Described locating dowel A(10) it is arranged at described upper casing (2) top,Described pull bar A(4) on the first shaft part (4a) through described circular hole A(2d) and through hole F and can be at described circular hole A(2d) and through hole F in slide,Described first shaft part (4a) top connects the described briquetting (16) being arranged in described blind hole E,Described briquetting (16) can slide in described blind hole E and the lower surface of described briquetting (16) exceeds the bottom surface of described blind hole E,Described elastic component is sheathed on described first shaft part (4a),One end of described elastic component withstands on described locating dowel A(10) lower surface on,Its other end withstands on described upper casing (2),Described support column (6) is arranged on described upper casing (2),Described paw A(7)、Paw B(7 ') and paw C(11) insertion described breach A(2a respectively) in,And lower end is hinged and described boss A(3d) on,Described paw A(7)、Paw B(7 ') and paw C(11) on waist through hole D(7b ') in be all inserted with described lead (12),Described circular hole A(2d is all inserted at the two ends of described lead (12)),Described paw A(7)、Paw B(7 ') and paw C(11) all can the most described lead (12) motion.
  2. Modified model turning clamp the most according to claim 1, it is characterized in that, the end face center of described drive block (3) is provided with pit (3b), the bottom surface of described pit (3b) is sphere, described pull bar A(4) bottom surface (4b1) of upper second shaft part is sphere, as described pull bar A(4) jack-up time, leave gap between the bottom surface of described pit (3b) and the bottom surface (4b1) of described second shaft part.
  3. nullModified model turning clamp the most according to claim 2,It is characterized in that,Described fixture also includes the connection post (13) identical with described paw quantity and fixing nut (14),Described connection post (13) is a multidiameter,It includes three shaft parts,Shaft part A(13a) lower surface on be arranged concentrically shaft part B(13b),Described shaft part B(13b) lower surface on be arranged concentrically threaded shaft section C(13c),Described shaft part A(13a) end face center be provided with lamellar boss C(13d),Described boss C(13d) side be provided with manhole G(13d1),The end face of described fixing nut (14) is a sphere,Described drive block (3) convex platform A(3a) bottom surface be provided with blind hole H(3f),Described blind hole H(3f) size matches with described fixing nut (14),Described blind hole H(3f) end face (3g) also match for sphere and the end face with described fixing nut (14),Described blind hole H(3f) end face (3g) on be arranged concentrically through hole J(3e),Described through hole J(3e) with described shaft part B(13b) match,Described pawl A(7)、Paw B(7 ') and paw C(11) side, bottom be equipped with manhole I(7c '),Described manhole I(7c ') with described waist through hole D(7b ') through direction consistent,Described pawl A(7)、Paw B(7 ') and paw C(11) bottom be additionally provided with the groove (7d ') run through along described " 7 " font horizontal part bearing of trend,Shaft part B(13b on described connection post (13)) insert described through hole J(3e) in,Described shaft part A(13a) lower surface and described boss A(3d) overlap,Described fixing nut (14) is placed in described blind hole H(3f) in,The end face of described fixing nut (14) and described blind hole H(3f) end face (3g) overlap,And described fixing nut (14) and described threaded shaft section C(13c) fixing be connected,Described lamellar boss C(13d) insert in described groove on described paw (7d '),One rotating shaft A is inserted simultaneously into described manhole G(13d1) and manhole I(7c ') in by described paw with described to be connected post (13) hinged.
  4. Modified model turning clamp the most according to claim 3, it is characterised in that the boss C(13d on described connection post (13)) end face be provided with oil filler point (13d2).
  5. 5. according to modified model turning clamp described in claim 1-4 any one, it is characterized in that, described paw A(7), paw B(7 ') bottom surface of upper described " 7 " font horizontal part end is provided with a locating dowel (7f '), described paw C(11) convex platform B(11b) bottom surface on be interval with two locating dowels (7f '), the top of described support column (6) also is provided with locating dowel (7f '), and the free end of described locating dowel (7f ') is round table-like.
  6. 6. according to modified model turning clamp described in claim 1-4 any one, it is characterized in that, described locating dowel A(10) end face be provided with cover plate (9), described cover plate (9) and described locating dowel A(10) be detachably connected, and described cover plate (9) is completely covered by described blind hole E.
  7. Modified model turning clamp the most according to claim 5, it is characterized in that, described locating dowel A(10) end face be provided with cover plate (9), described cover plate (9) and described locating dowel A(10) be detachably connected, and described cover plate (9) is completely covered by described blind hole E.
CN201620456570.6U 2016-05-19 2016-05-19 Modified model turning clamp Active CN205763956U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108637718A (en) * 2018-05-29 2018-10-12 重庆齐信汽车零部件有限公司 The coarse-fine vehicle clamper of knuckle
CN109623428A (en) * 2019-02-02 2019-04-16 无锡贝斯特精机股份有限公司 The adaptive hold-down mechanism of hinge type three-jaw
CN110788638A (en) * 2019-11-01 2020-02-14 嘉善荣德金属制品股份有限公司 Cold-heading part processing frock
CN112170878A (en) * 2020-09-21 2021-01-05 浙江京速机床附件有限公司 Compensation type finger-pressing chuck

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108637718A (en) * 2018-05-29 2018-10-12 重庆齐信汽车零部件有限公司 The coarse-fine vehicle clamper of knuckle
CN108637718B (en) * 2018-05-29 2019-08-30 重庆齐信汽车零部件有限公司 The coarse-fine vehicle clamper of knuckle
CN109623428A (en) * 2019-02-02 2019-04-16 无锡贝斯特精机股份有限公司 The adaptive hold-down mechanism of hinge type three-jaw
CN110788638A (en) * 2019-11-01 2020-02-14 嘉善荣德金属制品股份有限公司 Cold-heading part processing frock
CN110788638B (en) * 2019-11-01 2021-07-23 嘉善荣德金属制品股份有限公司 Cold-heading part processing frock
CN112170878A (en) * 2020-09-21 2021-01-05 浙江京速机床附件有限公司 Compensation type finger-pressing chuck

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