CN102672495B - Universal fixture for processing plate spring inclined hole of heavy-duty automobile front axle - Google Patents

Universal fixture for processing plate spring inclined hole of heavy-duty automobile front axle Download PDF

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Publication number
CN102672495B
CN102672495B CN201210168227.8A CN201210168227A CN102672495B CN 102672495 B CN102672495 B CN 102672495B CN 201210168227 A CN201210168227 A CN 201210168227A CN 102672495 B CN102672495 B CN 102672495B
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CN
China
Prior art keywords
seat
holder
assembly
scale
rod
Prior art date
Application number
CN201210168227.8A
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Chinese (zh)
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CN102672495A (en
Inventor
冯超
向信中
宋拥军
高云
刘益琼
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重庆大江工业有限责任公司
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Priority to CN201210168227.8A priority Critical patent/CN102672495B/en
Publication of CN102672495A publication Critical patent/CN102672495A/en
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Publication of CN102672495B publication Critical patent/CN102672495B/en

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Abstract

The invention discloses a universal fixture for processing a plate spring inclined hole of a heavy-duty automobile front axle. The universal fixture comprises a substrate, a left graduated disk assembly and a right graduated disk assembly respectively arranged on the left end and the right end of the substrate, and a cross beam surface plate with two ends being respectively connected with a left graduated disk and a right graduated disk. The universal fixture is characterized in that a left positioning seat assembly is matched and connected onto the left end part of the cross beam surface plate; and a right positioning seat assembly is matched and connected onto the right end part of the cross beam surface plate. The universal fixture can ensure each part to be standard and universal, and not only can meet the requirement of processing of workpieces with different heights and different lengths, but also can meet the requirement of processing of plate spring holes of workpieces with different included angles.

Description

A kind of for processing the universal fixturing of heavy-duty car front-axle leaf spring inclined hole

Technical field

The present invention relates to clamping tool for machine work, be specifically related to a kind of for processing the universal fixturing of heavy-duty car front-axle leaf spring inclined hole.

Background technology

Along with the development of market economy, user's demand is constantly changing, and the speed that heavy-duty car front axle updates is accelerated day by day, kind is also more and more, therefore, the batch of order is little, the diversification of product is more and more obvious, causes many kinds, small batch production model increasingly outstanding.In order to meet the production model of many kinds, small lot, just need routinely multiple frock and fixture, production efficiency reduces, and production cost increases.But examine and summary is not difficult to find, with small lot, the structure of the front axle that the extraordinary heavy automobile bridges of many kinds is produced is always similar, and its positioning principle is identical.As: the processing of the various angle holes of leaf spring face of series casting I-beam axis body, in all dividing with kingpin bore cylindrical shape and technical face (bottom surface) location, technology establishment and Fixture Design for this series products just can adopt universal fixturing and index dial, thereby meet the processing of various angle leaf spring holes within the scope of 180 degree, not only can save manufacturing cost, reduce labor strength, raise labour productivity, and can be good at guaranteeing product quality.

Summary of the invention

The object of this invention is to provide a kind of for processing the universal fixturing of heavy-duty car front-axle leaf spring inclined hole, it can be applicable to the leaf spring hole processing of various different angles, not only can save manufacturing cost, reduce labor strength, raise labour productivity, and can be good at guaranteeing product quality.

Of the present invention a kind of for processing the universal fixturing of heavy-duty car front-axle leaf spring inclined hole, comprise pedestal, be respectively located on two ends, pedestal left and right part scale assembly on the left side and to part the crossbeam that scale assembly, two ends are connected with left and right index dial respectively on the right side dull and stereotyped, it is characterized in that: on the left part of described crossbeam flat board, be connected with a left positioning seat assembly, above right part, be connected with a right positioning seat assembly;

Described left positioning component comprises: left holder, with the hand wheel shaft that before and after left holder middle part, both sides are connected, be engaged in the supermedial gear of hand wheel shaft, take turns with the left hand that hand wheel shaft one end is connected, be located at vertical parallel contour of two of left holder right side, two grooved clamps that coordinate with two contour by limited block respectively, be located at two lead holders in grooved clamp, be connected with lead holder and with the tooth bar of gear engagement, two parallel and with lead holder lead connected vertically, the left V-type seat coordinating with two leads by sliding sleeve, two wear-resisting cushion blocks that are located on left V-type seat, also comprise the block that is located at respectively two contour upper ends, rotate left hand wheel gear is rotated thereupon, can be with carry-over bar up/down to move, to adapt on the heavy-duty car front axle of differing heights, process leaf spring inclined hole, also comprise the lever regulated mechanism being connected with left V-type seat with lead holder, this lever regulated mechanism can drive left V-type seat to move left and right along lead, to adapt on the heavy-duty car front axle of different length, processes leaf spring inclined hole.

Described right positioning component comprises: right holder, with the hand wheel shaft that before and after right holder middle part, both sides are connected, be engaged in the supermedial gear of hand wheel shaft, take turns with the right hand that hand wheel shaft one end is connected, be located at vertical parallel contour of two of right holder left side, two grooved clamps that coordinate with two contour by limited block respectively, one end is positioned at the right V-type seat that two grooved clamp other ends stretch out two grooved clamps, be connected with right V-type seat and with the tooth bar of gear engagement, two wear-resisting cushion blocks that are located on right V-type seat, also comprise the block that is located at respectively two contour upper ends, rotate the right hand wheel gear is rotated thereupon, can be with carry-over bar up/down to move, to adapt on the heavy-duty car front axle of differing heights, process leaf spring inclined hole.

Further, the left guide spiro rod that has been located by connecting on the dull and stereotyped left part of described crossbeam, the coordinating with this left guide spiro rod below of left backing plate that is tilted to the right 5 degree, described left holder is located by connecting by being located at positioning key and the left backing plate of its lower end; The right guide spiro rod that has been located by connecting on the dull and stereotyped right part of described crossbeam, the coordinating with this right guide spiro rod below of right backing plate that is tilted to the left 5 degree, described right holder is located by connecting by being located at positioning key and the right backing plate of its lower end.

Further, described lever regulated mechanism comprises adjusting screw(rod), in an end of adjusting screw(rod), be combined with an adjusting nut and a pair of hinge seat, adjusting nut and this double-strand chain seat near, on the other end of adjusting screw(rod), be connected with identical double-strand chain seat, each double-strand chain seat is hinged by one end of the pin connecting rod identical with two length, the other end of a connecting rod is connected with the side of lead holder by simple chain seat, and the other end of another root connecting rod is connected with the side of left V-type seat by simple chain seat; Rotation coordinates the adjusting nut on adjusting screw(rod), can make four connecting rods drive left V-type seat to move left and right along lead.

Further, also comprise and be located at respectively the supermedial left circle arc support of pedestal and right circle arc support, contacting with the circular arc piece of right circle arc support upper end with left circle arc support below of described crossbeam flat board, left pressing plate assembly and right Anchor plate kit have also been located by connecting on the middle part of described crossbeam flat board.

Further, described in, part on the left side scale assembly by padded seat, be located by connecting on padded seat part scale on the left side, be connected to part the left-handed rotating disk on scale right side on the left side, the left L connecting plate that is located by connecting on left-handed rotating disk right side by alignment pin and screw forms; The described padded seat that parts scale assembly on the left side is connected with base stand location by bolt; The left part of described crossbeam flat board coordinates with the left L connecting plate that parts scale assembly on the left side.

Further, described in, part on the right side scale assembly by parting scale on the right side, be connected to part on the right side scale left side dextrorotation rotating disk, be connected to the face left right L connecting plate of side of right rotation and form; Parting scale on the right side is connected with base stand location by pressing plate; The right part of described crossbeam flat board coordinates with the right L connecting plate that parts scale assembly on the right side.

Beneficial effect of the present invention: because pedestal is cast-iron structure, and plane is provided with the T-shaped groove that coordinate corresponding to left and right index dial assembly thereon, and with positioning key, bolt, be connected with pressing plate, thereby guaranteed various piece unifying datum respectively;

Owing to driving left V-type seat to move up and down along contour by rack and pinion gear motion, thereby meet the highly processing of different workpieces; Owing to regulating the distance between left holder and right holder by rotating left guide spiro rod and right guide spiro rod, thereby meet the processing of the workpiece of different length; Because index dial assembly is connected by alignment pin with L connecting plate, under machine motor drives, drive the dull and stereotyped rotation of crossbeam, thereby be satisfied with the processing of different angle workpiece leaf spring holes.

Accompanying drawing explanation

Fig. 1 structural representation of the present invention;

Fig. 2 is the top view of Fig. 1;

Fig. 3 is the front view of left positioning seat assembly;

Fig. 4 is the top view of Fig. 3;

Fig. 5 is the left view of Fig. 3;

Fig. 6 is the front view of right positioning seat assembly;

Fig. 7 is the top view of Fig. 6;

Fig. 8 is the left view of Fig. 6;

Fig. 9 is the partial view at B place in Fig. 1;

Figure 10 is the top view of workpiece;

Figure 11 is A-A cutaway view of Figure 10.

In figure: 1-parts scale on the right side, 2-dextrorotation rotating disk, the right L connecting plate of 3-, 4-right hand wheel, the right holder of 5-, the right guide spiro rod of 6-, the right Anchor plate kit of 7-, 8-left pressing plate assembly, 9-circular arc piece, the left circle arc support of 10-, the left holder of 11-, 12-left hand wheel, the left L connecting plate of 13-, 14-parts scale on the left side, the padded seat of 15-, the left-handed rotating disk of 16-, the left backing plate of 17-, 18-crossbeam is dull and stereotyped, 19-clamp base, the left guide spiro rod of 20-, the right circle arc support of 21-, the right backing plate of 22-, 23-pressing plate, 24-alignment pin, contour of 25-, 26-limited block, the right V-block of 27-, 28-grooved clamp, 29-positioning key, 30-tooth bar, 31 gears, 32-hand wheel shaft, 33-block, the wear-resisting cushion block of 34-, 35-adjusting screw(rod), 36-sliding sleeve, the left V-type seat of 37-, 38-lead, 39-simple chain seat, 40-connecting rod, 41-double-strand chain seat, 42-pin, 43-adjusting nut, 44-lead holder, 50-heavy-duty car front axle.

The specific embodiment

Below in conjunction with accompanying drawing, the present invention is further illustrated.

Referring to Fig. 1 to Figure 11, for processing a universal fixturing for heavy-duty car front-axle leaf spring inclined hole, comprise pedestal 19, be located at and part scale assembly and the crossbeam flat board 18 that parts scale assembly, two ends on the right side and be connected with left and right index dial respectively on the left side on two ends, pedestal left and right respectively: on the left part of described crossbeam flat board, be connected with a left positioning seat assembly, above right part, be connected with a right positioning seat assembly;

Described left positioning component comprises: left holder 11, with the hand wheel shaft 32 that before and after left holder middle part, both sides are connected, be engaged in the supermedial gear 31 of hand wheel shaft, take turns 12 with the left hand that hand wheel shaft one end is connected, be located at vertical parallel contour 25 of two of left holder right side, two grooved clamps 28 that coordinate with two contour by limited block 26 respectively, be located at two lead holders 44 in grooved clamp, be connected with lead holder and with the tooth bar 30 of gear 31 engagement, two parallel and with lead holder lead 38 connected vertically, the left V-type seat 37 coordinating with two leads by sliding sleeve 36, two wear-resisting cushion blocks 34 that are located on left V-type seat, also comprise the block 33 that is located at respectively two contour 25 upper ends, the left guide spiro rod 20, that has been located by connecting on dull and stereotyped 18 left parts of described crossbeam is tilted to the right the coordinating with this left guide spiro rod below of left backing plate 17 of 5 degree, and described left holder 11 is located by connecting by being located at positioning key 29 and the left backing plate 17 of its lower end, rotate left hand wheel gear is rotated thereupon, can be with carry-over bar up/down to move, to adapt on the heavy-duty car front axle of differing heights, process leaf spring inclined hole,

Also comprise the lever regulated mechanism being connected with left V-type seat 37 with lead holder 44; Described lever regulated mechanism comprises adjusting screw(rod) 35, in an end of adjusting screw(rod), be combined with an adjusting nut 43 and a pair of hinge seat 41, adjusting nut 43 and this double-strand chain seat near, on the other end of adjusting screw(rod), be connected with identical double-strand chain seat 41, each double-strand chain seat 41 is hinged by one end of pin 42 connecting rod 40 identical with two length, the other end of a connecting rod is connected with the side of lead holder 44 by simple chain seat 39, and the other end of another root connecting rod is connected with the side of left V-type seat 37 by simple chain seat 39; Rotation coordinates the adjusting nut on adjusting screw(rod), and this lever regulated mechanism can make four connecting rods drive left V-type seat to move left and right along lead, to adapt on the heavy-duty car front axle of different length, processes leaf spring inclined hole.

Described right positioning component comprises: right holder 5, with the hand wheel shaft 32 that before and after right holder middle part, both sides are connected, be engaged in the supermedial gear 31 of hand wheel shaft, take turns 4 with the right hand that hand wheel shaft one end is connected, be located at vertical parallel contour 25 of two of right holder left side, two grooved clamps 28 that coordinate with two contour by limited block 26 respectively, one end is positioned at the right V-type seat 27 that two grooved clamp other ends stretch out two grooved clamps, be connected with right V-type seat and with the tooth bar 30 of gear 31 engagement, two wear-resisting cushion blocks 34 that are located on right V-type seat, also comprise the block 33 that is located at respectively two contour 25 upper ends, rotate the right hand wheel gear is rotated thereupon, can be with carry-over bar up/down to move, to adapt on the heavy-duty car front axle of differing heights, process leaf spring inclined hole.The right guide spiro rod 6, that has been located by connecting on dull and stereotyped 18 right parts of described crossbeam is tilted to the left the coordinating with this right guide spiro rod below of right backing plate 22 of 5 degree, and described right holder 5 is located by connecting by being located at positioning key 29 and the right backing plate 22 of its lower end.

Also comprise and be located at respectively the supermedial left circle arc support 10 of pedestal 19 and right circle arc support 21, contacting with the circular arc piece 9 of right circle arc support 21 upper ends with left circle arc support 10 below of described crossbeam flat board 18, left pressing plate assembly 8 and right Anchor plate kit 7 have also been located by connecting on the middle part of described crossbeam flat board 18.

Described part on the left side scale assembly by padded seat 15, be located by connecting on padded seat part scale 14 on the left side, be connected to part the left-handed rotating disk 16 on scale right side on the left side, the left L connecting plate 13 that is located by connecting on left-handed rotating disk right side by alignment pin 24 and screw forms; The described padded seat 15 that parts scale assembly on the left side is located by connecting by bolt and pedestal 19; The left part of described crossbeam flat board 18 coordinates with the left L connecting plate 13 that parts scale assembly on the left side.

Described part on the right side scale assembly by parting scale 1 on the right side, be connected to part on the right side scale left side dextrorotation rotating disk 2, be connected to the face left right L connecting plate 3 of side of right rotation and form; Parting scale 1 on the right side is located by connecting by pressing plate 23 and pedestal 19; The right part of described crossbeam flat board 18 coordinates with the right L connecting plate 3 that parts scale assembly on the right side.

The present invention drives left V-type seat 37 to move up and down along contour 25 by tooth bar 30 and gear 31 gear motions, thereby meets the processing of height different workpieces; By adjusting adjusting nut 43, make its movement on adjusting screw(rod) 35 drive simple chain seat 39 simultaneously, thereby left V-type seat 37 is moved left and right along lead 38, thereby meet the processing of the workpiece of different length, and easy to setup and fine setting.

Index dial assembly is connected by alignment pin 24 with L connecting plate, drives dull and stereotyped 18 rotations of crossbeam under machine motor drives, thereby is satisfied with the processing of different angle workpiece leaf spring holes.

First, unclamp left pressing plate assembly 7, the nut of right Anchor plate kit 8, adjusting nut 43 again, treat a left side, right V-block assembly falls back on extreme position, while being axial distance maximum, left with tape measure, distance between right V-block, reach after the size of heavy-duty car front axle 50 requirements, heavy-duty car front axle 50 is lain in to a left side, in the locating piece plane of right Anchor plate kit, regulate again adjusting nut 43 top tight workpieces, tighten again a left side, the nut of right Anchor plate kit, thereby location, clamping work pieces, while then reaching the angle of heavy-duty car front axle requirement by rotation, carry out lead plug processing, if the distance between left and right V-type seat does not meet Workpiece length while requiring, by adjusting left guide spiro rod 20, move adjustment, thereby meet the workpiece processing that length variations is large.

Claims (6)

1. one kind for processing the universal fixturing of heavy-duty car front-axle leaf spring inclined hole, comprise clamp base (19), be located at parting scale assembly on the left side and parting the crossbeam dull and stereotyped (18) that scale assembly, two ends are connected with left and right index dial respectively on the right side on two ends, pedestal left and right respectively, it is characterized in that: on the left part of described crossbeam dull and stereotyped (18), be connected with a left positioning seat assembly, above right part, be connected with a right positioning seat assembly;
Described left positioning seat assembly comprises: left holder (11), with the hand wheel shaft (32) that before and after left holder middle part, both sides are connected, be engaged in the supermedial gear of hand wheel shaft (31), take turns (12) with the left hand that hand wheel shaft one end is connected, be located at two vertical parallel contour (25) on left holder right side, two grooved clamps (28) that coordinate with two contour by limited block (26) respectively, be located at two lead holders (44) in grooved clamp, be connected with lead holder and with the tooth bar (30) of gear (31) engagement, two parallel and with lead holder lead connected vertically (38), the left V-type seat (37) coordinating with two leads by sliding sleeve (36), two wear-resisting cushion blocks (34) that are located on left V-type seat, also comprise the block (33) that is located at respectively two contour (25) upper end, also comprise the lever regulated mechanism being connected with left V-type seat (37) with lead holder (44), this lever regulated mechanism can drive left V-type seat (37) to move left and right along lead (38),
Described right positioning seat assembly comprises: right holder (5), with the hand wheel shaft (32) that before and after right holder middle part, both sides are connected, be engaged in the supermedial gear of hand wheel shaft (31), take turns (4) with the right hand that hand wheel shaft one end is connected, be located at two vertical parallel contour (25) in right holder left side, two grooved clamps (28) that coordinate with two contour by limited block (26) respectively, one end is positioned at the right V-type seat (27) that two grooved clamp other ends stretch out two grooved clamps, be connected with right V-type seat and with the tooth bar (30) of gear (31) engagement, two wear-resisting cushion blocks (34) that are located on right V-type seat, also comprise the block (33) that is located at respectively two contour (25) upper end, rotate the right hand wheel gear is rotated thereupon, can be with carry-over bar up/down to move.
2. according to claim 1 a kind of for processing the universal fixturing of heavy-duty car front-axle leaf spring inclined hole, it is characterized in that: at described crossbeam dull and stereotyped (18) the left guide spiro rod (20) that has been located by connecting above left part, one the coordinating with this left guide spiro rod below of left backing plate (17) that is tilted to the right 5 degree, described left holder (11) is located by connecting by being located at positioning key (29) and the left backing plate (17) of its lower end;
At described crossbeam dull and stereotyped (18) the right guide spiro rod (6) that has been located by connecting above right part, one the coordinating with this right guide spiro rod below of right backing plate (22) that is tilted to the left 5 degree, described right holder (5) is located by connecting by being located at positioning key (29) and the right backing plate (22) of its lower end.
3. according to claim 1 and 2 a kind of for processing the universal fixturing of heavy-duty car front-axle leaf spring inclined hole, it is characterized in that: described lever regulated mechanism comprises adjusting screw(rod) (35), in an end of adjusting screw(rod), be combined with an adjusting nut (43) and a pair of hinge seat (41), adjusting nut (43) and this double-strand chain seat near, on the other end of adjusting screw(rod), be connected with identical double-strand chain seat (41), each double-strand chain seat (41) is hinged by one end of pin (42) connecting rod (40) identical with two length, the other end of a connecting rod is connected with the side of lead holder (44) by simple chain seat (39), the other end of another root connecting rod is connected with the side of left V-type seat (37) by simple chain seat (39).
4. according to claim 1 and 2 a kind of for processing the universal fixturing of heavy-duty car front-axle leaf spring inclined hole, it is characterized in that: also comprise and be located at respectively the supermedial left circle arc support of clamp base (19) (10) and right circle arc support (21), contacting with the circular arc piece (9) of right circle arc support (21) upper end with left circle arc support (10) below of described crossbeam dull and stereotyped (18), left pressing plate assembly (8) and right Anchor plate kit (7) have also been located by connecting on the middle part of described crossbeam dull and stereotyped (18).
5. according to claim 1 a kind of for processing the universal fixturing of heavy-duty car front-axle leaf spring inclined hole, it is characterized in that: described in part on the left side scale assembly by padded seat (15), be located by connecting on padded seat part scale (14) on the left side, be connected to part the left-handed rotating disk (16) on scale right side on the left side, the left L connecting plate (13) that is located by connecting on left-handed rotating disk right side by alignment pin (24) and screw forms; The described padded seat (15) that parts scale assembly on the left side is located by connecting by bolt and clamp base (19); The left part of described crossbeam dull and stereotyped (18) coordinates with the left L connecting plate (13) that parts scale assembly on the left side.
6. according to claim 1 and 2 a kind of for processing the universal fixturing of heavy-duty car front-axle leaf spring inclined hole, it is characterized in that: described in part on the right side scale assembly by parting scale (1) on the right side, be connected to part on the right side scale left side dextrorotation rotating disk (2), be connected to the face left right L connecting plate (3) of side of right rotation and form; Parting scale (1) on the right side is located by connecting by pressing plate (23) and clamp base (19); The right part of described crossbeam dull and stereotyped (18) coordinates with the right L connecting plate (3) that parts scale assembly on the right side.
CN201210168227.8A 2012-05-28 2012-05-28 Universal fixture for processing plate spring inclined hole of heavy-duty automobile front axle CN102672495B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210168227.8A CN102672495B (en) 2012-05-28 2012-05-28 Universal fixture for processing plate spring inclined hole of heavy-duty automobile front axle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210168227.8A CN102672495B (en) 2012-05-28 2012-05-28 Universal fixture for processing plate spring inclined hole of heavy-duty automobile front axle

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CN102672495B true CN102672495B (en) 2014-03-05

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CN104259880A (en) * 2014-09-03 2015-01-07 佛山市普拉迪数控科技有限公司 Clamp device for machining automotive bumper bar
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CN201470930U (en) * 2009-04-27 2010-05-19 福建畅丰车桥制造有限公司 Front axle leaf spring hole processing equipment
CN201573058U (en) * 2009-08-26 2010-09-08 湖南南方宇航工业有限公司 Inclined hole processing fixture of deep hole drilling machine
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