CN202701729U

CN202701729U - Adjusting device

Info

Publication number: CN202701729U
Application number: CN 201220284408
Authority: CN
Inventors: 祝笔裕
Original assignee: ANHUI VIE AUTOMOBILE PARTS Co Ltd
Current assignee: ANHUI VIE AUTOMOBILE PARTS Co Ltd
Priority date: 2012-06-15
Filing date: 2012-06-15
Publication date: 2013-01-30
Anticipated expiration: 2022-06-15

Abstract

The utility model discloses an adjusting device which comprises a base seat and a supporting table, wherein the base seat is connected with a working table face of a pressing machine, and the supporting table is used for placing workpieces. The middle of the supporting table is connected with the base seat through a ball pin connecting piece, the periphery of the supporting table is provided with an elastic supporting rod piece used for supporting the supporting table, and the axial direction of a ball pin which is formed to the ball pin connecting piece is perpendicularly arranged with a lower surface of the base seat and/or an upper surface of the supporting table. By means of the ball pin connecting piece and an elastic connecting piece, a supporting face of the supporting table can be arranged into a floating face which can rotate along a hard point of a ball head portion of the ball pin, the workpieces are arranged on the supporting table, at the moment of an upper die of the pressing machine is in contact and laminated with the workpieces, deviation of pressure central lines of the upper die and a lower die due to the facts that the rotation of the supporting table enables outer surface of the workpieces to be uneven and machining errors exist when the workpieces are machined and the like can be achieved, accurate press-in of the workpieces can be ensured, rejection rate of the workpieces is reduced, and production cost is reduced.

Description

A kind of adjusting device

Technical field

The utility model relates to vehicle chassis assembling field, is specifically related to a kind ofly carry out the adjusting device of frock when being pressed into assembling for vehicle hub and bearing.

Background technology

Knuckle assembly comprises bearing, wheel hub, boss bolt, brake disc, dashboard assembly, and these workpiece mostly adopt frock to be pressed into when installing to carry out rigidity and are connected.Because the particularity of these workpiece duties, the positioning accuracy request that therefore each workpiece is press-fited in the process is very high.But; because mismachining tolerance and the position difference when press bed is placed that outer surface of workpiece exists certain irregularity degree and Qi Jia to exist man-hour; therefore when press is pressed into workpiece; be that patrix or counterdie are when contacting pressing with workpiece; on the center line touched with the counterdie active force will be offset; thereby so that deviation appears in being pressed into of workpiece, produce more defective products.And in a single day workpiece is pressed into, and be difficult to counterattack, so the scrappage of workpiece is very high, increases production cost and causes unnecessary waste.

Summary of the invention

The purpose of this utility model provides a kind of adjusting device, can effectively prevent the center line generation deviation of upper and lower mould active force when the upper and lower mould of press contacts pressing with workpiece, so that workpiece is pressed into accurately.

For achieving the above object, the utility model has adopted following technical scheme: a kind of adjusting device, it is characterized in that: comprise the base that is connected with the press bed face and the saddle that is used for place work piece, described saddle middle part links to each other with base by the ball stud connector, described saddle periphery is provided with for the resiliency supported rod member that supports saddle, axial and the lower surface of base and/or the perpendicular layout of upper surface of saddle of the ball stud of described formation ball stud connector.

The adjusting device that the utility model arranges, its principle is ball stud connector and the Flexible Connector by arranging between saddle and base, the bracketing face of saddle is arranged to a floating surface that can rotate along the hard spot of ball stud ball head, workpiece is placed on the saddle, contact the moment of pressing with workpiece at the patrix of press, will the deviation of the upper and lower mould Center of Pressure line that causes of the rotation of passing through saddle reasons such as mismachining tolerance that the out-of-flatness of outer surface of workpiece and Qi Jia are existed man-hour regulate, guarantee that workpiece is pressed into accurately, reduce the scrappage of workpiece, reduce production cost.

Description of drawings

Fig. 1 is perspective view of the present utility model;

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

Fig. 3 is the A-A cutaway view of Fig. 2;

Fig. 4 is the schematic diagram that the utility model assembles bearing and knuckle on press.

The specific embodiment

The adjusting device that the deviation that the upper and lower mould Center of Pressure line of press when workpiece is pressed into that the purpose of this utility model is to provide mismachining tolerance that a kind of irregularity degree to outer surface of workpiece and Qi Jia exist man-hour and the reasons such as position difference when press bed is placed to cause occurs is regulated and eliminated, its principle that adopts is that the bracketing face of bracketing workpiece is arranged to a floating surface, floating surface will be regulated accordingly according to the deviation of upper and lower mould Center of Pressure line like this, guarantees that upper and lower mould Center of Pressure line is on the same straight line.Concrete scheme of the present utility model as shown in Figure 1, 2, a kind of adjusting device, comprise the base 10 that is connected with the press bed face and the saddle 20 that is used for place work piece, described saddle 20 middle parts link to each other with base 10 by the ball stud connector, described saddle 20 peripheries are provided with for the resiliency supported rod member that supports saddle 20, axial and the lower surface of base 10 and/or the perpendicular layout of upper surface of saddle 20 of the ball stud 24 of described formation ball stud connector.By the ball stud connector that arranges and resiliency supported rod member the saddle 20 of bracketing workpiece is arranged to a floating table that can rotate along ball stud 24 ball head hard spots, at patrix workpiece is carried out like this moment of pressing, saddle 20 will be regulated accordingly according to the deflection of the pressure of patrix, the resiliency supported rod member that namely is positioned at saddle 20 periphery settings will be compressed accordingly, thereby the adjustment so that the table top of saddle 20 rotates, and then the direction that is pressed into of patrix corrected, so that the centerline of upper and lower mould pressure on same straight line, guarantees the accuracy that workpiece is pressed into.

When patrix is pressed into workpiece, because the complexity of surface of the work, tend to produce the driving torque of an along continuous straight runs, therefore further scheme of the present utility model is: described base 10 tops are provided with rotary disk 30, described rotary disk 30 is rotatably assorted with base 10 formations by rotation connection structure and is connected, and it is in mating connection that described saddle 20 passes through ball stud connector and resiliency supported rod member and rotary disk 30.By a rotary disk 30 is set between base 10 and saddle 20, when the generation of driving torque, the corresponding rotation will occur with base 10 in rotary disk 30, thereby eliminates driving torque like this, further guarantee the accuracy that workpiece is pressed into, reduce the scrappage of product and reduce production cost.

Further scheme, as shown in Figure 3, described ball stud connector comprises the ball-head cover 23 at the middle part that is fixed on saddle 20 and is fixed on the ball stud 24 at rotary disk 30 middle parts, the perpendicular layout of lower surface of the axial and base 10 of described ball stud 24.Described resiliency supported rod member comprises the support bar 21 that becomes vertical configuration to arrange with the upper surface of saddle 20, the upper end of described support bar 21 and saddle 20 Joints, the lower end of described support bar 21 is connected with rotary disk 30 by elastic component, and described support bar 21 is evenly laid along the neighboring of saddle 20.The selected technical scheme of the utility model is that the connecting portion with ball stud 24 is fixedly connected with rotary disk 30, in mating connection on the ball head of ball stud 24 and the saddle 20, such setting not only can be so that saddle 20 rotates adjusting accurately among a small circle, and the anti-pressure ability when improving adjusting device integral body press being carried out pressing, guarantee validity and the accuracy adjusted.

Further scheme is, described rotation connection structure comprises the fixed axis 11 that arranges on the base 10, described rotary disk 30 middle parts are rotatably assorted with fixed axis 11 by bearing and are connected, and the axis of the axis of described fixed axis 11 and ball stud 24 is on the same straight line.Be provided with fixed head 41 between described rotary disk 30 and the base 10, offer the ball fixing hole on the described fixed head 41, described ball fixing hole becomes concentric circles to lay along fixed head 41 plate faces, the ball 42 that arranges in the ball fixing hole consists of to roll with the lower surface of the upper surface of base 10 and rotary disk 30 respectively and cooperates, and described fixed head 41 middle parts offer the connecting hole suitable with fixed axis 11.Cooperation by bearing and fixed axis 11; get final product so that rotary disk 30 is rotated with respect to base 10; because the pressure when press carries out pressing is very large; therefore movable roundabout 30 lower surfaces can not directly contact with base 10 upper surfaces; so between movable roundabout 30 and base 10, be provided with ball 42 and the fixing fixed head 41 of ball 42; rotary disk 30 just can easier rotate with respect to base 10 like this; so that the adjusting of adjusting device integral body is more reliable and convenient; also eliminated in addition the friction between rotary disk 30 and the base 10, protection equipment.Ball fixing hole and ball 42 can be arranged to during implementation become concentric circles to lay along fixed head 41 plate faces, so that rotary disk 30 and base 10 is stressed even, guarantee the reliability that adjusting device is regulated.Simultaneously, fixed axis 11 can enough be made of a bolt, the upper end of bolt and ball stud 24 connecting portion Joints, the counterbore cooperation place of the head of bolt and base 10 is provided with certain gap, guarantee not to be in locking state between base 10 and the rotary disk 30, so that ball can Free-rolling between base 10 and rotary disk 30.

Concrete scheme is, shown in Fig. 1,3, evenly offer the bolt hole of counterbore shape on the described saddle 20, be provided with connecting bolt 22 in the described bolt hole, described connecting bolt 22 is positioned at the inboard of support bar and lower end and rotary disk 30 Joints of connecting bolt 22.Described elastic component comprises the first spring 211 that is fixed in the vestibule of offering saddle 20 bottoms, and first steel ball 212 that passes through that the lower end of described the first spring 211 arranges is connected with rotary disk 30.Because the pressure during the press pressing is very large, therefore, inboard at the resiliency supported rod member is provided with keeper, the utility model is selected and support bar 21 is set and connecting bolt 22 consists of respectively resiliency supported rod member and keeper, 22 one-tenth two concentric circles of support bar 21 and connecting bolt are arranged, because the deflection of the pressure the during pressing of press upper and lower mould is very little, therefore the adjusting for saddle 20 table tops also is fine motion, by the first spring 211 and the first steel ball 212 in the setting of the lower end of support bar 21, just can realize the micro-positioning regulators of saddle 20, the direction of the pressure during to the upper and lower mould pressing is adjusted.The setting of connecting bolt 22 not only can be led to the adjusting of saddle 20; and can prevent the excessive infringement to the resiliency supported rod member of pressure; the protection adjusting device is whole; life-saving; during implementation; can choose 8 support bars 21 and connecting bolt are set respectively, the upper end of connecting bolt 22 is lower than the upper surface 0.5～1mm of saddle 20, has obtained best regulating effect.

More specifically scheme is, the cross section of described base 10 becomes " protruding " font, the sidewall of described rotary disk 30 is provided with connecting plate 31, and described connecting plate 31 is in mating connection with the cylindrical side wall on the base 10 by the second steel ball 311 of the second spring 312 of arranging in the fixing hole of offering on it and the second spring 312 arranged outside.The connecting portion that described ball stud 24 is connected with rotary disk 30 is that a Step Shaft consists of, its stage casing is provided with the larger scene-affinity 241 of a size, the axle body of described scene-affinity 241 downsides is fixed in the fixing hole of offering at rotary disk 30 middle parts, and the upper end of the lower end of described saddle 20 and scene-affinity 241 is matched in clearance.Arranging of connecting plate 31 mainly is to prevent rotary disk 30 in base 10 skew that rotates, and the second spring 312 and the second steel 311 pearls to arrange mainly be the friction that reduces between connecting plate 31 and base 10 sidewalls.The connecting portion of ball stud 24 is arranged to the Step Shaft shape, like this when connecting, larger scene-affinity 241 lower ends can fit with the upper surface of rotary disk 30 and contact in the middle part of being positioned at, increase the lifting surface area of rotary disk 30, guarantee the conduction of pressure between ball stud 24 and the rotary disk, the matched in clearance of the upper end of the lower end of saddle 20 and scene-affinity 241 also is in order to guarantee that saddle 20 can rotate adjusting around the hard spot of ball stud 24 ball heads.Saddle 20 lower surfaces middle part offers ball-head cover 23 fixing holes during implementation, and ball-head cover 23 is fixed by screws in ball-head cover 23 fixing holes, and the replacing of ball-head cover 23 after wear damage is convenient in setting more like this.During implementation, as shown in Figure 4, by the pressing plate connected mode, base 10 is fixed on the table top of counterdie of press, workpiece is placed on the saddle 20, start press work, when patrix carried out pressing to workpiece, adjusting device will be adjusted the pressure direction of patrix, so that the center line of upper and lower mould active force is consistent, guarantee the accuracy that workpiece is pressed into, reduce the workpiece scrappage, reduce production cost.

Claims

1. adjusting device, it is characterized in that: comprise the base (10) that is connected with the press bed face and the saddle (20) that is used for place work piece, described saddle (20) middle part links to each other with base (10) by the ball stud connector, described saddle (20) periphery is provided with for the resiliency supported rod member that supports saddle (20), axial and the lower surface of base (10) and/or the perpendicular layout of upper surface of saddle (20) of the ball stud (24) of described formation ball stud connector.

2. adjusting device as claimed in claim 1, it is characterized in that: described base (10) top is provided with rotary disk (30), described rotary disk (30) is rotatably assorted with base (10) formation by rotation connection structure and is connected, and it is in mating connection that described saddle (20) passes through ball stud connector and resiliency supported rod member and rotary disk (30).

3. adjusting device as claimed in claim 2, it is characterized in that: described ball stud connector comprises the ball-head cover (23) that is fixed on saddle (20) middle part and the ball stud (24) that is fixed on rotary disk (30) middle part, the perpendicular layout of lower surface of the axial and base (10) of described ball stud (24).

4. adjusting device as claimed in claim 2, it is characterized in that: described resiliency supported rod member comprises the support bar (21) that becomes vertical configuration to arrange with the upper surface of saddle (20), the upper end of described support bar (21) and saddle (20) Joint, the lower end of described support bar (21) is connected with rotary disk (30) by elastic component, and described support bar (21) is evenly laid along the neighboring of saddle (20).

5. adjusting device as claimed in claim 2, it is characterized in that: described rotation connection structure comprises the upper fixed axis (11) that arranges of base (10), described rotary disk (30) middle part is rotatably assorted with fixed axis (11) by bearing and is connected, and the axis of the axis of described fixed axis (11) and ball stud (24) is on the same straight line.

6. such as claim 3 or 4 described adjusting devices, it is characterized in that: the bolt hole that evenly offers the counterbore shape on the described saddle (20), be provided with connecting bolt (22) in the described bolt hole, described connecting bolt (22) is positioned at the inboard of support bar (21) and lower end and rotary disk (30) Joint of connecting bolt (22).

7. adjusting device as claimed in claim 4, it is characterized in that: described elastic component comprises the first spring (211) that is fixed in the vestibule of offering saddle (20) bottom, and the first steel ball (212) that passes through that the lower end of described the first spring (211) arranges is connected with rotary disk (30).

8. adjusting device as claimed in claim 3, it is characterized in that: be provided with fixed head (41) between described rotary disk (30) and the base (10), described fixed head offers the ball fixing hole on (41), described ball fixing hole becomes concentric circles to lay along fixed head (41) plate face, the ball (42) that arranges in the ball fixing hole cooperates with the upper surface of base (10) and the lower surface formation rolling of rotary disk (30) respectively, and described fixed head (41) middle part offers the connecting hole suitable with fixed axis (11).

9. adjusting device as claimed in claim 3, it is characterized in that: the cross section of described base (10) becomes " protruding " font, the sidewall of described rotary disk (30) is provided with connecting plate (31), and described connecting plate (31) is in mating connection with the cylindrical side wall on the base (10) by second steel ball (311) of the second spring (312) of arranging in the fixing hole of offering on it and the second spring (312) arranged outside.

10. adjusting device as claimed in claim 3, it is characterized in that: the connecting portion that described ball stud (24) is connected with rotary disk (30) is that a Step Shaft consists of, its stage casing is provided with the larger scene-affinity of a size (241), the axle body of described scene-affinity (241) downside is fixed in the fixing hole of offering at rotary disk (30) middle part, and the upper end of the lower end of described saddle (20) and scene-affinity (241) is matched in clearance.