CN208697264U - A kind of steady adjustment torsion beam bush tool fixture of simple whole machine behaviour - Google Patents

Abstract

The utility model discloses a kind of simple whole machines to grasp steady adjustment torsion beam bush tool fixture, including torsion beam and torsion beam bushing, upper positioning chuck, lower positioning chuck and a fixture, open-work is provided among the upper positioning chuck, one end face inside edge of open-work is provided with recessed card slot, recessed card slot is stuck in torsion beam box face, blind hole is provided among the lower positioning chuck, in blind hole in bottom end roof liner set inner tube end face, lower positioning chuck blind hole outer end face is withstood on bushing outer tube end face, fixture include along locating piece even circumferential distribution hinge connection there are three or four hook arm, locating piece is provided centrally with threaded through holes, one screw rod push arm screws in threaded through holes, hook arm catches on outer positioning chuck, screw rod push arm front end is withstood on interior positioning chuck, torsion beam bushing is pressed into torsion beam casing by turn screw rod push arm forward Guan Zhong；The utility model press fitting extrudes simply, and strong operability occupies little space, and reduces product cost.

Description

A kind of steady adjustment torsion beam bush tool fixture of simple whole machine behaviour

Technical field

The utility model relates to a kind of simple whole machines to grasp steady adjustment torsion beam bush tool fixture.

Background technique

With the development of the automobile industry, user requires vehicle perception evaluation higher and higher, and currently all main engine plants are all Vehicle can be carried out to grasp steady adjustment, meet client's dynamic sensing needs, main engine plants are according to customers and many rear overhangs of the market demand Frame is made into torsion beam structure type, and framework is simple, advantage of lower cost, but opposite other structures suspension form lateral stiffness Small, stability is bad, and cornering roll is larger, and vehicle grasps steady adjustment and just needs to balance vehicle by torsion beam bushing and torsion bar diameter Performance, general bushing adjustment need to do many specifications according to hardness, every group of specification bushing hardness will be pressed into torsion beam ontology into The evaluation of row vehicle, since torsion beam bushing press-mounting needs Special tooling clamp to be pressed, press-fitting tool fabricates the period one As it is longer and costly, generally grasp the steady adjustment stage all F try the stage, there is contradiction between the two, if press-fitting tool In place, it is contemplated that one group of bushing corresponds to different torsion bars, different torsion beams welds ontology, and permutation and combination needs to do very More torsion beams, higher cost, and occupied space.

Summary of the invention

The purpose of this utility model is that propose that a kind of simple whole machine grasps steady adjustment torsion beam bush tool fixture, by The upper and lower positioning disk of torsion beam bushing is stuck in torsion beam bushing axial sides, grabs using three or four paws draws horse to be stuck in upper positioning disk On casing, torsion beam bushing sleeve pipe is oppressed using lower positioning disk, instead of traditional complicated fixture, press fitting is extruded simply, Strong operability occupies little space, and reduces product cost.

To achieve the goals above, the technical solution of the utility model is: a kind of steady adjustment torsion beam lining of simple whole machine behaviour Frock clamp, including torsion beam and torsion beam bushing are covered, torsion beam both ends are respectively equipped with casing, and torsion beam bushing is for being arranged In torsion beam casing, torsion beam bushing includes bushing inner tube and bushing outer tube, and bushing inner tube is provided with centre bore, bushing inner tube and Bonding setting rubber sleeve between bushing outer tube, wherein the fixture further includes having upper a positioning chuck, a lower positioning card Disk and a fixture, upper positioning chuck and lower positioning chuck are separately positioned on two axially opposing end sides of torsion beam bushing, described Open-work is provided among upper positioning chuck, the diameter of open-work is greater than bushing outer tube diameter, is arranged around one end face inside edge of open-work There is recessed card slot, recessed card slot is stuck in torsion beam box face, and the lower positioning chuck diameter is less than or equal to bushing outer tube Outer diameter is provided with blind hole among lower positioning chuck, and in the blind hole in bottom end roof liner set inner tube end face, the lower positioning chuck is blind Outer end of hole face is withstood on bushing outer tube end face, and the fixture includes a locating piece, is connected along locating piece even circumferential distribution hinge There are three connecing or four hook arm, locating piece are provided centrally with threaded through holes, and a screw rod push arm screws in threaded through holes, described Three or four hook arm catch on outer positioning chuck, and screw rod push arm front end is withstood on lower positioning chuck, and turn screw rod pushes away forward Torsion beam bushing is pressed into torsion beam casing by arm.

Scheme is further: the another side opposite with blind hole is provided centrally with center hole on the lower positioning chuck, The front end of the screw rod push arm is provided with cone, forward turn screw rod push arm, and the screw rod push arm front-end-cone pinnacle positions inside In the center hole of disk, torsion beam bushing is pressed into torsion beam casing.

Scheme is further: bottom face is provided with protrusion in the blind hole, and the protrusion is inserted into bushing inner tube centre bore Position lower positioning chuck.

Scheme is further: the outer diameter of the recessed card slot is more than or equal to the outer diameter of torsion beam casing.

The beneficial effects of the utility model are:

1, product design is simple, the process-cycle is short, at low cost；

2, guarantee to grasp the steady adjustment period, guarantee automobile research progress；

3, it is pressed, extrudes simply, strong operability occupies little space, and reduces product cost.

The utility model is described in detail with reference to the accompanying drawings and examples.

Detailed description of the invention

Fig. 1 is that torsion beam welds body construction schematic diagram；

Fig. 2 is the utility model structure diagram；

Fig. 3 is upper positioning chuck structural schematic diagram；

Fig. 4 is lower positioning chuck structural schematic diagram.

Specific embodiment

Fig. 1 illustrates that torsion beam welds ontology, and the both ends for welding ontology are torsion beam 1, torsion beam both ends difference respectively Equipped with casing 101, for the indentation of the bushing in casing in torsion beam, it is simple that the present embodiment devises one kind as shown in Figure 2 Vehicle grasps steady adjustment torsion beam bush tool fixture, and Fig. 2 is shown torsion beam bushing and is pressed into torsion beam the shape after casing State schematic diagram.The fixture includes torsion beam 1 and torsion beam bushing 2, and torsion beam bushing is used to be arranged in torsion beam casing, Torsion beam bushing includes bushing inner tube 201 and bushing outer tube 202, and bushing inner tube is provided with centre bore 203, bushing inner tube and bushing Bonding setting rubber sleeve 204 between outer tube, wherein the fixture further includes having upper 3, lower positioning cards of positioning chuck Disk 4 and a fixture 5, upper positioning chuck and lower positioning chuck are separately positioned on two axially opposing end sides of torsion beam bushing, institute It states and is provided with open-work 301 among positioning chuck, the diameter of open-work is greater than bushing outer tube diameter, around one end face inside edge of open-work It is provided with recessed card slot 302, recessed card slot is stuck in torsion beam box face, and the lower positioning chuck diameter is less than or equal to lining Outer pipe outside diameter is covered, is provided with blind hole 401 among lower positioning chuck, in the blind hole in bottom end roof liner set inner tube end face, under described Positioning chuck blind hole outer end face is withstood on bushing outer tube end face, and the fixture is a kind of hardware tool for being known as drawing horse, including one A locating piece 501 illustrates only 1 along there are three the distribution hinge connections of locating piece even circumferential or in four hook arm 502(figures), Locating piece is provided centrally with threaded through holes, and a screw rod push arm 503 screws in threaded through holes, described three or four hook arm hooks Firmly outer positioning chuck, screw rod push arm front end are withstood on another side opposite with blind hole on lower positioning chuck, forward turn spiral shell Torsion beam bushing is pressed into torsion beam casing by bar push arm.

In embodiment, for screw rod push arm accurate positioning: the another side opposite with blind hole on the lower positioning chuck It is provided centrally with center hole 402, the front end of the screw rod push arm is provided with cone 504, forward turn screw rod push arm, the screw rod Torsion beam bushing is pressed into torsion beam casing by push arm front-end-cone pinnacle in the center hole of inner retainer disc.

Equally, for the centre bore 203 that lower positioning chuck accurate positioning, the present embodiment example are provided with bushing inner tube, Bottom face is provided with protrusion 403 in the blind hole, and lower positioning chuck is positioned in the protrusion insertion bushing inner tube centre bore, this Positioning chuck is just accurately positioned the position in torsion beam casing 101 under sample；And: the outer diameter of the recessed card slot is big In the outer diameter for being equal to torsion beam casing.

In actual operation, torsion beam bushing is first inserted into small part from torsion beam casing one end first, is then installed The lower positioning chuck 4 of upper positioning chuck 3 and fixture 5, torsion beam bushing is pressed into torsion beam casing by turn screw rod push arm forward.

Claims (4)

1. a kind of simple whole machine grasps steady adjustment torsion beam bush tool fixture, including torsion beam and torsion beam bushing, torsion beam two End is respectively equipped with casing, and for torsion beam bushing for being arranged in torsion beam casing, torsion beam bushing includes bushing inner tube and bushing Outer tube, bushing inner tube are provided with centre bore, bonding setting rubber sleeve between bushing inner tube and bushing outer tube, which is characterized in that The fixture further includes having a upper positioning chuck, a lower positioning chuck and a fixture, upper positioning chuck and lower positioning card Disk is separately positioned on two axially opposing end sides of torsion beam bushing, is provided with open-work among the upper positioning chuck, open-work it is straight Diameter is greater than bushing outer tube diameter, one end face inside edge of open-work is provided with recessed card slot, recessed card slot is stuck in torsion beam casing On end face, the lower positioning chuck diameter is less than or equal to the outer pipe outside diameter of bushing, is provided with blind hole among lower positioning chuck, described In blind hole in bottom end roof liner set inner tube end face, the lower positioning chuck blind hole outer end face is withstood on bushing outer tube end face, the card Tool include a locating piece, along locating piece even circumferential distribution hinge connection there are three or four hook arm, the center of locating piece set It is equipped with threaded through holes, a screw rod push arm screws in threaded through holes, and described three or four hook arm catch on outer positioning chuck, described Screw rod push arm front end is withstood on lower positioning chuck, and torsion beam bushing is pressed into torsion beam casing by turn screw rod push arm forward.

2. frock clamp according to claim 1, which is characterized in that opposite with blind hole on the lower positioning chuck Another side is provided centrally with center hole, and the front end of the screw rod push arm is provided with cone, forward turn screw rod push arm, the screw rod Torsion beam bushing is pressed into torsion beam casing by push arm front-end-cone pinnacle in the center hole of inner retainer disc.

3. frock clamp according to claim 1, which is characterized in that bottom face is provided with protrusion in the blind hole, described Lower positioning chuck is positioned in protrusion insertion bushing inner tube centre bore.

4. frock clamp according to claim 1, which is characterized in that the outer diameter of the recessed card slot is more than or equal to torsion beam The outer diameter of casing.