CN206952224U - Fixture for shift fork drilling - Google Patents

Fixture for shift fork drilling Download PDF

Info

Publication number
CN206952224U
CN206952224U CN201720330229.0U CN201720330229U CN206952224U CN 206952224 U CN206952224 U CN 206952224U CN 201720330229 U CN201720330229 U CN 201720330229U CN 206952224 U CN206952224 U CN 206952224U
Authority
CN
China
Prior art keywords
clamp
base
pull bar
support base
block
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201720330229.0U
Other languages
Chinese (zh)
Inventor
安淑女
曾祥文
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Institute of Architectural Technology
Original Assignee
Jiangsu Institute of Architectural Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Institute of Architectural Technology filed Critical Jiangsu Institute of Architectural Technology
Priority to CN201720330229.0U priority Critical patent/CN206952224U/en
Application granted granted Critical
Publication of CN206952224U publication Critical patent/CN206952224U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

A kind of fixture for shift fork drilling, clamp body are made up of level board and supporting plate;V-block one, bushing plate are arranged in clamp body supporting plate;Drill bushing is vertically mounted on bushing plate;Support base is arranged on clamp body level board, and left end is provided with locking bed on support base;The right-hand member of V-block two is connected with the drawhead of pull bar left end, and the right-hand member of pull bar is connected with handle;Sliding sleeve is provided between pull bar and support base, backing plate is installed between V-block two and support base;The cylindrical of pull bar is provided with circumferential locking slot and axial slide, and screw two is threadedly coupled with support base, and its lower end is placed in the locking slot on pull bar or chute;Base base includes sloped footing and spherical base, and sloped footing is arranged on clamp body, and the sphere of spherical base and the taper-face contact of sloped footing coordinate, and spherical base is cylindrical to be provided with packing ring, on sloped footing;Sloped footing and spherical base are provided with the through hole perpendicular to clamp body level board.The clamp structure is simple, conveniently operation.

Description

Fixture for shift fork drilling
Technical field
A kind of drill jig is the utility model is related to, more particularly to a kind of fixture for shift fork drilling, belongs to machinery Processing technique field.
Background technology
Part as shown in Figure 1 is a kind of shift fork, and it is located in lathe gear, mainly plays gear shift, makes main shaft Gyration is operated according to the requirement of worker.The material of the part is malleable cast iron, can be mechanical again by rough forging The mode of cutting obtains the part.The bottom outlet of the splined hole of the part can be realized by the technical process expanded after subdrilling.Drilling machine refers to The main lathe for processing hole on workpiece with drill bit, usual bit are main motion, and drill bit axial movement is feed motion, can Holes drilled through, blind hole, special tool is changed, can be expanded, spot-facing, the processing such as fraising or progress tapping.Therefore, the shift fork zero shown in Fig. 1 The splined hole bottom outlet of part is processed with drilling machine.Drilling machine drilling needs to carry out positioning and clamping to workpiece with fixture, it is therefore desirable to sets Count the special fixture for processing this part.
The content of the invention
In order to solve the above problems, the utility model provides a kind of fixture for shift fork drilling, and the fixture is with shift fork hair The face of cylinder of base and an end face are positioning datum, simple and reliable for structure using double V-shaped piece of clamping, convenient operation.
In order to achieve the above object, the utility model uses following technical scheme:A kind of fixture for shift fork drilling, bag Include clamp body, bushing plate, V-block one, drill bushing, V-block two, pull bar, support base, base and locking bed, described clamp body by Orthogonal level board and supporting plate are formed;Described V-block one is arranged on the right surface of clamp body supporting plate;Described Bushing plate is arranged on the upper surface of clamp body supporting plate;Described drill bushing is vertically mounted on bushing plate;Described support base Installed in the right-hand member of clamp body level board, support base upper surface left end is provided with described locking bed;Described V-block two is opened Mouth is towards a left side, and the right-hand member of V-block two is connected through locking bed with the drawhead of pull bar left end, parallel to the pull bar of clamp body level board Right-hand member pass through support base after be connected with handle;Sliding sleeve is provided between described pull bar and support base, under described V-block two Backing plate is installed between surface and the upper surface of support base;The cylindrical of described pull bar is provided with circumferential locking slot, is additionally provided with The axial slide connected with Peripheric locking groove, screw two are threadedly coupled with support base, and its lower end is placed in pull bar after passing through support base In upper and its locking slot or chute for coordinating;Described base is located on the level board between clamp body supporting plate and support base, Base includes sloped footing and spherical base, and described sloped footing is arranged on clamp body, the sphere of described spherical base Coordinate with the taper-face contact of sloped footing, spherical base is cylindrical to be provided with packing ring, on sloped footing;Sloped footing and ball Shape base is provided with the through hole perpendicular to clamp body level board;
Further, bushing is provided between described bushing plate and drill bushing;
Further, described drawhead is ball screw, and the right-hand member of drawhead is connected with pull rod screw, pasted on drawhead Strain at and nut one is rotary with bar left part;
Further, it is adjacent on described screw two at support base and is rotary with nut two;
Further, described clamp body level board and supporting plate are provided with stiffener plate back to the angle of shift fork blank.
The utility model is clamped with double V-shaped piece using the bottom surface of shift fork blank and the face of cylinder as positioning datum, passes through hand Grip strip moves pull bar and the V-block that be connected with pull bar is clamped and unclamped to blank, realize positioning precision height, reliable clamping and It is easy to operate.
Brief description of the drawings
Fig. 1 is the part drawing of shift fork.
Fig. 2 is front view of the present utility model.
Fig. 3 is top view of the present utility model.
Fig. 4 is left view of the present utility model.
Fig. 5 is Fig. 3 C-C revolved sectional views.
In figure:1st, clamp body, 2, bushing plate, 3, V-block one, 4, bushing, 5, drill bushing, 6, screw one, 7, V-block two, 8, Drawhead, 9, nut one, 10, pull bar, 11, screw two, 12, nut two, 13, sliding sleeve, 14, handle, 15, support base, 16, fixed Pin one, 17, screw three, 18, sloped footing, 19, spherical base, 20, packing ring, 21, screw four, 22, steady pin two, 23, screw Five, 24, locking bed, 25, screw six, 26, screw seven, 27, backing plate, 28, screw eight, 29, steady pin three.
Embodiment
It is (left and right directions, above-below direction in following description, preceding that the utility model is described in further detail below in conjunction with the accompanying drawings Rear is to identical with the left and right directions in Fig. 2, above-below direction, fore-and-aft direction, and the direction away from reader is rear in Fig. 2).
Be the part drawing of the shift fork to be processed as shown in Figure 1, from Fig. 1 (a) and Fig. 1 (b) be respectively shift fork front view and Left view;As shown in Figures 2 to 5, a kind of fixture for shift fork drilling, including clamp body 1, bushing plate 2, V-block 1, brill Set 5, V-block 27, pull bar 10, support base 15, base and locking bed 24, described clamp body 1 by orthogonal level board and Supporting plate is formed;Described V-block 1 is arranged on the right surface of the supporting plate of clamp body 1 by screw and steady pin 2 22, V The opening of type block 1 is towards the right side;Described bushing plate 2 is arranged on the supporting plate of clamp body 1 by screw 8 28 and steady pin 3 29 On upper surface, level board of the bushing plate 2 parallel to clamp body 1;Described drill bushing 5 is vertically mounted on bushing plate 2 by screw 1 On, the position of drill bushing 5 is corresponding with the position of shift fork blank spline bottom outlet;Described support base 15 passes through steady pin 1 and spiral shell 3 17 right-hand members for being arranged on the level board of clamp body 1 are followed closely, the upper surface left end of support base 15 is provided with described lock by screw 6 25 Tight seat 24;For the opening of described V-block 27 towards a left side, the right-hand member of V-block 27 passes through the pull bar of locking bed 24 and the left end of pull bar 10 It is first 8 connection, parallel to the level board of clamp body 1 pull bar 10 right-hand member pass through support base 15 after be connected with handle 14;Described drawing Sliding sleeve 13 is provided between bar 10 and support base 15, is passed through between the lower surface of described V-block 27 and the upper surface of support base 15 Screw 7 26 is provided with backing plate 27;The cylindrical of described pull bar 10 is provided with circumferential locking slot, pull bar 10 it is cylindrical on also set There is the axial slide connected with Peripheric locking groove, screw 2 11 is threadedly coupled with support base 15, after its lower end passes through support base 15 It is placed in the locking slot or chute coordinated on pull bar 10 with it;Described base be located at the supporting plate of clamp body 1 and support base 15 it Between level board on, base includes sloped footing 18 and spherical base 19, and described sloped footing 18 passes through screw 5 23 and installed On clamp body 1, the taper-face contact of the sphere of described spherical base 19 and sloped footing 18 coordinates, on spherical base 19 is cylindrical It is arranged on provided with packing ring 20, by screw 4 21 on sloped footing 18;Sloped footing 18 and spherical base 19 be provided with perpendicular to The through hole of clamp body level board, the diameter of through hole are more than the external diameter of shift fork splined hole, less than diameter of a circle outside shift fork cylinder.
Bushing 4 is provided between described bushing plate 2 and drill bushing 5, fixed effect can be played, and can prevents drill bushing 5 Directly contacted with bushing plate 2, drill bushing 5 can be avoided to damage too quickly.
Described drawhead 8 is ball screw, and the right-hand member of drawhead 8 is threadedly coupled with pull bar 10, and drawing is adjacent on drawhead 8 Bar 10 is rotary with nut 1 at left part, plays positioning protection, prevents the long-time of drawhead 8 from, using deformation, avoiding Yin La Head 8 and pull bar 10 it is not coaxial and caused by clamp precision decline.
It is adjacent on described screw 2 11 at support base 15 and is rotary with nut 2 12, plays positioning protection, when preventing long Between use screw 2 11, cause to deform so cause fixture service life reduction.
The described level board of clamp body 1 and supporting plate is provided with stiffener plate back to the angle of shift fork blank, ensures fixture Strength and stiffness, to prevent that in the presence of cutting force fixture deforms and influences machining accuracy.
Utility model works principle:After first this fixture is assembled, by fixture integral installation on Drilling machines bench, Shift fork blank is placed on the upper surface of spherical base 19 according to installation site, during placement so that two folders of V-block 1 Tight face contacts positioning, rotational handle 14 with the periphery of shift fork blank cylinder so that the lower end of screw 2 11 is placed in outside pull bar 10 In axial slide on disc, pushing drawing rod 10, drive V-block 27 to be moved to the left until two positioning of V-block 27 to the left Clamping face contacts with shift fork blank periphery, now, rotational handle 14 so that the lower end of screw 2 11 is placed in the periphery of pull bar 10 Peripheric locking groove in, you can realize the clamping of V-block 27, start drilling machine and carry out Drilling operation, after completion of processing, rotate hand Handle 14, the locking to V-block 27 is released, moved right pull bar 10, takes out the workpiece processed, and the blank renewed is processed, So move in circles, you can realize the batch machining of drilling, the reaming of shift fork part spline bottom outlet.

Claims (5)

  1. A kind of 1. fixture for shift fork drilling, it is characterised in that:Including clamp body (1), bushing plate (2), V-block one (3), brill (5), V-block two (7), pull bar (10), support base (15), base and locking bed (24) are covered, described clamp body (1) is by mutually hanging down Straight level board and supporting plate are formed;Described V-block one (3) is arranged on the right surface of clamp body (1) supporting plate;Described Bushing plate (2) is arranged on the upper surface of clamp body (1) supporting plate;Described drill bushing (5) is vertically mounted on bushing plate (2); Described support base (15) is arranged on the right-hand member of clamp body (1) level board, and support base (15) upper surface left end is provided with described Locking bed (24);The opening of described V-block two (7) passes through locking bed (24) and pull bar towards a left side, the right-hand member of V-block two (7) (10) left end drawhead (8) connection, parallel to clamp body (1) level board pull bar (10) right-hand member pass through support base (15) after It is connected with handle (14);Sliding sleeve (13) is provided between described pull bar (10) and support base (15), described V-block two (7) Backing plate (27) is installed between lower surface and the upper surface of support base (15);Described pull bar (10) it is cylindrical be provided with it is circumferential Locking slot, the axial slide connected with Peripheric locking groove is additionally provided with, screw two (11) is threadedly coupled with support base (15), its lower end It is placed in after through support base (15) in the locking slot or chute coordinated on pull bar (10) with it;Described base is located at clamp body (1) on the level board between supporting plate and support base (15), base includes sloped footing (18) and spherical base (19), described Sloped footing (18) is arranged on clamp body (1), and the conical surface of the sphere and sloped footing (18) of described spherical base (19) connects Touch and coordinate, spherical base (19) is cylindrical to be provided with packing ring (20), on sloped footing (18);Sloped footing (18) and spherical Base (19) is provided with the through hole perpendicular to clamp body level board.
  2. 2. a kind of fixture for shift fork drilling according to claim 1, it is characterized in that:In described bushing plate (2) and Bushing (4) is provided between drill bushing (5).
  3. 3. a kind of fixture for shift fork drilling according to claim 1 or 2, it is characterized in that:Described drawhead (8) is Ball screw, the right-hand member of drawhead (8) are threadedly coupled with pull bar (10), are adjacent at pull bar (10) left part and are revolved on drawhead (8) There is nut one (9).
  4. 4. a kind of fixture for shift fork drilling according to claim 3, it is characterized in that:Pasted on described screw two (11) Compact schemes seat (15) place is rotary with nut two (12).
  5. 5. a kind of fixture for shift fork drilling according to claim 4, it is characterized in that:Described clamp body (1) is horizontal Plate and supporting plate are provided with stiffener plate back to the angle of shift fork blank.
CN201720330229.0U 2017-03-31 2017-03-31 Fixture for shift fork drilling Expired - Fee Related CN206952224U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720330229.0U CN206952224U (en) 2017-03-31 2017-03-31 Fixture for shift fork drilling

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720330229.0U CN206952224U (en) 2017-03-31 2017-03-31 Fixture for shift fork drilling

Publications (1)

Publication Number Publication Date
CN206952224U true CN206952224U (en) 2018-02-02

Family

ID=61372447

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201720330229.0U Expired - Fee Related CN206952224U (en) 2017-03-31 2017-03-31 Fixture for shift fork drilling

Country Status (1)

Country Link
CN (1) CN206952224U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108857494A (en) * 2018-07-27 2018-11-23 徐州昊隆工具有限公司 A kind of fixture for milling shift fork end face

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108857494A (en) * 2018-07-27 2018-11-23 徐州昊隆工具有限公司 A kind of fixture for milling shift fork end face

Similar Documents

Publication Publication Date Title
CN104439376B (en) A kind of drilling machine that can be drilled simultaneously with 90 degree of angles
CN204565224U (en) For processing the drill jig of cover parts radial hole
CN206952224U (en) Fixture for shift fork drilling
CN207548277U (en) Process flange small end turning attachment
CN102729078A (en) Universal clamp for machining pin holes of ball-head screws
CN102126139B (en) Tilting-type operating platform used for processing three-dimensional hole of die
CN101372043A (en) Drill
CN106670527B (en) A kind of aluminium alloy calibrates drilling machine automatically
CN202684581U (en) Universal clamp for machining ball screw pin hole
CN103753155B (en) A kind of hydraulic turbine annular piston processing technology and machining tool thereof
CN206415670U (en) Fixture for auger spindle bearing screwed hole
CN108015308A (en) A kind of drilling machine
CN206643403U (en) For boring the frock clamp of reaming
CN107398679A (en) A kind of high speed rotating plate processing method
CN207824432U (en) Drilling machine aperture clamp fixture
CN206662321U (en) A kind of aluminium alloy calibrates drilling machine automatically
CN205733094U (en) A kind of multi-shaft interlocked hole processing device
CN206643398U (en) The finishing drilling equipment of small deep hole
CN211439042U (en) Positioning tool for bench drill
CN108838445A (en) A kind of fixture for the drilling of turning handle seat
CN104493645B (en) A kind of special purpose machine tool of machining spindle axial hole
CN203599930U (en) Workpiece clamping device
CN214161486U (en) Gear machining device for irregular holes
CN201399597Y (en) Precise space drilling device
CN207840223U (en) For boring process unit of the small axle diameter to hole

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180202

Termination date: 20190331

CF01 Termination of patent right due to non-payment of annual fee