CN208584261U

CN208584261U - A kind of diamond shape workpiece fraise jig

Info

Publication number: CN208584261U
Application number: CN201820988642.0U
Authority: CN
Inventors: 张爱国; 孙晓垒; 宣启龙
Original assignee: Yantai Hyde Intelligent Equipment Co Ltd
Current assignee: Yantai Hyde Intelligent Equipment Co Ltd
Priority date: 2018-06-26
Filing date: 2018-06-26
Publication date: 2019-03-08
Anticipated expiration: 2028-06-26

Abstract

The utility model provides a kind of diamond shape workpiece fraise jig, including workbench, bent plate and double-rod cylinder seat are equipped with by the way that dive key is fixed on workbench, the bent plate upper end is equipped with v block II, lower end is equipped with v block I, transmission case is equipped between v block II and v block I, transmission case is satisfied on bent plate, transmission shaft is equipped with by angular contact ball bearing in transmission case, transmission shaft upper end is connect by left-handed nut with v block II, transmission shaft lower end is connect by right-handed nut with v block I, transmission case is equipped with end cap by sealing ring, equipped on long stroke cylinder block on bent plate, long stroke cylinder is equipped on long stroke cylinder block, cylinder rack gear is equipped in the piston rod thread hole of long stroke cylinder.The utility model is rotated by cylindrical rack band moving gear and lead screw, to drive V shape iron to move the diamond shape for making V shape iron clamp workpiece along dovetail guide, using cylinder auxiliary positioning, it is supported using pneumatic finial and adjustable elastic, positioning clamping accuracy is high, symmetry is good, high-efficient, mitigation labor intensity of workers.

Description

A kind of diamond shape workpiece fraise jig

Technical field

The utility model belongs to mechanical equipment technical field, relates in particular to a kind of diamond shape workpiece fraise jig.

Background technique

In the prior art to the Milling Process of diamond shape axial workpiece, usually by four paws self-centering chuck, in chuck phase Install v block on mutual symmetrical two claws additional, hand-turning spanner drives the v block on two claws to clamp or release diamond shape Axial workpiece, part other end tailstock centre, handwheel drives top top tight workpiece on hand-turning tailstock.Using this fixture, Clamping location efficiency is low, and labor intensity of workers is big.

Utility model content

The utility model provides a kind of diamond shape workpiece fraise jig, solves the diamond shape work piece positioning in background technique The big disadvantage of tight low efficiency, labor intensity of workers.

The technical solution of the utility model is achieved in that a kind of diamond shape workpiece fraise jig, including workbench, work It is equipped with bent plate and double-rod cylinder seat by the way that dive key is fixed on platform, the bent plate upper end is equipped with v block II, and lower end is equipped with V-type Iron I is equipped with transmission case between v block II and v block I, transmission case is satisfied on bent plate, is set in transmission case by angular contact ball bearing There is transmission shaft, transmission shaft upper end is connect by left-handed nut with v block II, and transmission shaft lower end is connected by right-handed nut and v block I It connects, transmission case is equipped with end cap by sealing ring, and long stroke cylinder block is equipped on bent plate, is equipped with long stroke gas on long stroke cylinder block Cylinder is equipped with cylinder rack gear in the piston rod thread hole of long stroke cylinder, and the gear above cylinder rack gear and transmission shaft cooperates, external It is cased with guide sleeve, guide sleeve is installed on transmission case, and short stroke air cylinders are equipped on transmission case, are set on the piston rod of short stroke air cylinders There is push plate；Double-rod cylinder seat is equipped with double-rod cylinder, and double-rod cylinder is equipped with dead head on connecting plate, passes through six in top bore Angle nut II and holding screw I are equipped with top；

Preferably, guide post is equipped with by T-nut on the workbench between the bent plate and double-rod cylinder seat, outside guide post Equipped with set, spring is equipped between set and guide post, guide post upper end is equipped with hex nut I, puts on equipped with adjustable support and round nut；

Preferably, the v block I and v block II are matched with the dovetail face of bent plate respectively, are equipped between dovetail face oblique Holding screw II is equipped on iron, v block I and v block II, II lower end of holding screw compresses wedge, pacifies hexagonal on holding screw II Nut III；

Preferably, the v block I is equipped with positioning plate；

Preferably, the axial movement value of the transmission shaft is less than 0.015.

The beneficial effects of the utility model are: the utility model is rotated by cylindrical rack band moving gear and lead screw, from And V shape iron is driven to move the diamond shape for making V shape iron clamp workpiece along dovetail guide, using cylinder auxiliary positioning, using pneumatic finial It is supported with adjustable elastic, positioning clamping accuracy is high, symmetry is good, high-efficient, mitigation labor intensity of workers.

Detailed description of the invention:

Fig. 1 is the diagrammatic cross-section of the utility model；

Fig. 2 is the A-A of the utility model Fig. 1 to diagrammatic cross-section；

Fig. 3 is the B-B direction diagrammatic cross-section of the utility model Fig. 1；

Fig. 4 is the C-C of the utility model Fig. 1 to diagrammatic cross-section；

Fig. 5 is the D-D of the utility model Fig. 1 to diagrammatic cross-section；

Fig. 6 is the E-E of the utility model Fig. 1 to diagrammatic cross-section；

Fig. 7 is the schematic diagram of the utility model workpiece；

Fig. 8 is the side view of utility model workpiece.

Part explanation: 1, workbench, 2, dive key, 3, bent plate, 4, right-handed nut, 5, v block I, 6, end cap, 7, sealing Circle, 8, angular contact ball bearing, 9, transmission case, 10, transmission shaft, 11, left-handed nut, 12, short stroke air cylinders, 13, push plate, 14, V-type Iron II, 15, workpiece, 16, positioning plate, 17, adjustable support, 18, hex nut I, 19, set, 20, spring, 21, guide post, 22, T-type Nut, III 23, round nut, 24, top, 25, holding screw I, 26, hex nut II, 27, dead head, 28, double-rod cylinder, 29, Double-rod cylinder seat, 30, cylinder rack gear, 31, guide sleeve, 32, long stroke cylinder block, 33, long stroke cylinder, 34, holding screw II, 35, hex nut III, 36, wedge.

Specific embodiment

In order to be best understood from and implement, the utility model is described in detail in 1-8 with reference to the accompanying drawing:

Bent plate 3 is placed on workbench 1 by dive key 2 in the keyway of bent plate 3 by a kind of diamond shape workpiece fraise jig On, dive key 2 is put into the T-slot of workbench 1, and bent plate 3 is fixed on workbench 1 with screw and T-nut 22.

Transmission shaft 10 is packed into 9 hole of transmission case, two angular contact ball bearings 8 are on transmission shaft 10 and are packed into transmission case In 9 holes, sealing ring 7 is packed into 6 hole of end cap, and end cap 6 compresses angular contact ball bearing 8 on transmission case 9, guarantees that bearing turns Flexible, fluent phenomenon is moved, while guaranteeing the axial movement value of transmission shaft 10 less than 0.015.

V block I 5, v block II 14 are attached separately to 10 both ends of transmission shaft and are mounted on bent plate 3, dovetail face matches, and two Wedge 36 is installed between person, the gap between 3 dovetail face of wedge 36 and bent plate is adjusted with holding screw II 34, uses hex nut III 35 lockings.Transmission case 9 is mounted on bent plate 3, screw wouldn't be tightened.Long stroke cylinder block 32 is mounted on bent plate 3, it will 30 end of thread of cylinder rack gear is screwed into 33 piston rod thread hole of long stroke cylinder, and long stroke cylinder 33 is mounted on long stroke cylinder On seat 32, the gear above cylinder rack gear 30 and transmission shaft 10 cooperates, and 31 sets of guide sleeve on cylinder rack gear 30 and are mounted on On transmission case 9.Short stroke air cylinders 12 are mounted on transmission case 9, push plate 13 is mounted on 12 piston rod of short stroke air cylinders.

By dive key 2 in the keyway of double-rod cylinder seat 29, double-rod cylinder seat 29 is placed on workbench 1, is oriented to Flat key 2 is put into the T-slot of workbench 1, double-rod cylinder seat 29 is fixed on workbench 1 with screw and T-nut 22, left and right Position is determined according to 15 length of workpiece.Double-rod cylinder 28 is mounted on double-rod cylinder seat 29, and dead head 27 is mounted on double-rod cylinder On 28 connecting plate, top 24 are packed into 27 hole of dead head, fixed with holding screw I 25, are locked with hex nut II 26.

Right-handed nut 4 and left-handed nut 11 are screwed in respectively on 10 both ends screw thread of transmission shaft, and be respectively charged into v block I 5 with In II 14 hole of v block, it wouldn't fix.

V block I 5 and the cylindrical check rod of the clamping of v block II 14 one, the other end are withstood with top 24, and adjustment transmission case 9 exists Position on bent plate 3, adjustment v block I 5 and position of the v block II 14 on bent plate 3, guarantee the axis of cylindrical check rod with For the parallelism error of workbench 1 less than 0.02, then the parallelism error with 1 direction of motion of workbench tightens spiral shell less than 0.02 Nail, transmission case 9 is fixed on bent plate 3.According to distance between 15 diamond shape size adjusting v block I 5 of workpiece and v block II 14, so Right-handed nut 4 and left-handed nut 11 are separately fixed on v block I 5 and v block II 14 with screw afterwards.Mobile cylinder rack gear 30, It moves towards v block I 5 with v block II 14, answers flexible, fluent phenomenon.

Guide post 21 is mounted on workbench 1, lower end is screwed into T-nut 22, and spring 20 and set 19 are on guide post 21, and six Angle nut I 18 is screwed in 21 upper end of guide post, rotates hex nut I 18, adjusts the elastic force of spring 20, it is made to be approximately equal to workpiece 15 Round nut 23, adjustable support 17 are screwed on set 19 by gravity, it is desirable that the upper plane of adjustable support 17 and the Down Highway etc. of workpiece 15 Height, it is with round nut 23 that adjustable support 17 is fixed.

Positioning plate 16 is mounted on v block I 5, is screwed.

Configure corresponding electrical control system and pneumatic system.

Before starting processing, long stroke cylinder 33, short stroke air cylinders 12, double-rod cylinder 28 piston rod be in retraction shape State.

The diamond shape end of workpiece 15 is put between v block I 5 and v block II 14, the other end is placed in adjustable support 17, is opened Dynamic switch starts automatic positioning, clamps, processing program.Firstly, 12 piston rod of short stroke air cylinders stretches out, push plate 13 is driven to push Workpiece 15 is mobile, until 15 end face of workpiece is close to positioning plate 16.Then, 33 piston rod of long stroke cylinder stretches out, and drives Cylinder Gear Item 30 is mobile, and cylinder rack gear 30 drives transmission shaft 10 to rotate, and forward and reverse screw thread at 10 both ends of transmission shaft drives right-handed nut 4, a left side Spin nut 11 is moved towards with v block I 5, v block II 14, to clamp workpiece 15.Then, the piston rod of double-rod cylinder 28 is stretched Out, top 24 mobile, top 24 top tight workpieces 15 are driven.Then, start workpieces processing 15.After processing is completed, long stroke cylinder 33, short stroke air cylinders 12, double-rod cylinder 28 piston rod retract at the same time, top 24, push plate 13, v block I 5, v block II 14 with Workpiece 15 disengages, and returns to home position.Then, workpiece 15 is removed.

The fixture manufacturing cost is low, and positioning clamping accuracy is high, and symmetry is good, high-efficient, mitigates labor intensity of workers.

Claims

It is fixed equipped with curved by dive key (2) on workbench (1) 1. a kind of diamond shape workpiece fraise jig, including workbench (1) Plate (3) and double-rod cylinder seat (29), it is characterised in that bent plate (3) upper end is equipped with v block II (14), and lower end is equipped with v block I (5), transmission case (9) are equipped between v block II (14) and v block I (5), transmission case (9) is satisfied on bent plate (3), transmission case (9) Interior to be equipped with transmission shaft (10) by angular contact ball bearing (8), transmission shaft (10) upper end passes through left-handed nut (11) and v block II (14) it connects, transmission shaft (10) lower end is connect by right-handed nut (4) with v block I (5), and transmission case (9) passes through sealing ring (7) Equipped with end cap (6), long stroke cylinder block (32) are equipped on bent plate (3), long stroke cylinder is equipped on long stroke cylinder block (32) (33), cylinder rack gear (30) are equipped in the piston rod thread hole of long stroke cylinder (33), cylinder rack gear (30) and transmission shaft (10) Gear cooperation above, outside are cased with guide sleeve (31), and guide sleeve (31) is installed on transmission case (9), and transmission case is equipped on (9) The piston rod of short stroke air cylinders (12), short stroke air cylinders (12) is equipped with push plate (13)；Double-rod cylinder seat (29) is equipped with double rod Cylinder (28), double-rod cylinder (28) are equipped with dead head (27) on connecting plate, pass through hex nut II in dead head (27) hole (26) and holding screw I (25) is equipped with top (24).
2. a kind of diamond shape workpiece fraise jig as described in claim 1, it is characterised in that the bent plate (3) and double-rod cylinder seat (29) guide post (21) are equipped with by T-nut (22) on the workbench (1) between, set (19), set are equipped with outside guide post (21) (19) spring (20) are equipped between guide post (21), guide post (21) upper end is equipped with hex nut I (18), and set (19) is equipped with adjustable Support (17) and round nut (23).
3. a kind of diamond shape workpiece fraise jig as claimed in claim 1 or 2, it is characterised in that the v block I (5) and v block II (14) are matched with the dovetail face of bent plate (3) respectively, and wedge (36), v block I (5) and v block II are equipped between dovetail face (14) holding screw II (34) is equipped on, holding screw II (34) lower end compresses wedge (36), pacifies six on holding screw II (34) Angle nut III (35).
4. a kind of diamond shape workpiece fraise jig as claimed in claim 1 or 2, it is characterised in that the v block I (5) is equipped with Positioning plate (16).
5. a kind of diamond shape workpiece fraise jig as claimed in claim 1 or 2, it is characterised in that the axial direction of the transmission shaft (10) Shifting amount is less than 0.015.