CN218718320U

CN218718320U - Clutch release fork bracket capable of being accurately installed

Info

Publication number: CN218718320U
Application number: CN202220166059.8U
Authority: CN
Inventors: 王爱国
Original assignee: Zhejiang Yixin Machinery Ltd By Share Ltd
Current assignee: Zhejiang Yixin Machinery Ltd By Share Ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2023-03-24
Anticipated expiration: 2032-01-18

Abstract

A clutch release fork support capable of being accurately installed comprises a support base, a connecting plate arranged on the right side of the support base and support arms arranged on the front side and the rear side of the upper surface of the support base, wherein an axle seat is arranged at the upper end of each support arm, a hinge hole is formed in the center of each axle seat, and a plurality of adjusting grooves which are uniformly distributed in the circumferential direction are formed in the outer circumferential surface of each axle seat; the inner wall of the hinge hole is provided with a plurality of telescopic holes communicated with the adjusting groove, and the telescopic holes are coaxial with the adjusting groove; a telescopic rod matched with the telescopic hole is arranged in the telescopic hole; the inner end of the telescopic rod penetrates into the hinge hole inwards and is provided with an arc-shaped pressing plate, and the pressing plate and the hinge hole are concentric. The utility model discloses a can accurate installation clutch release shift fork support can carry out accurate installation to clutch release shift fork axle, guarantees the accurate nature of the position after the installation of clutch release shift fork to avoid clutch release shift fork position deviation to appear influencing the condition of clutch separation and the stability when combining.

Description

Clutch release fork bracket capable of being accurately installed

Technical Field

The utility model relates to a clutch release shift fork support, especially a can accurate installation clutch release shift fork support.

Background

The clutch release fork is a key component on the clutch, when the output force of the booster pump pushes the booster rod, the booster rod acts on one end of the clutch release fork, the release fork shaft is used as a fulcrum to enable the release fork to rotate, the other end of the release fork pushes the release bearing to enable the clutch to be separated or combined, the clutch release fork support is a device for mounting the clutch release fork, two ends of the release fork shaft are mounted in hinge holes of a shaft seat on support arms on two sides of the clutch release fork support, before the release fork shaft is mounted, bearings are mounted on end portions of the two ends of the release fork shaft, and finally the bearings are clamped in the hinge holes of the shaft seat, so that the smoothness of the clutch release fork when the clutch release fork rotates by taking the release fork shaft as the fulcrum is guaranteed, the clutch release fork is fixed in the middle of the release fork shaft, and the clutch release fork hinged to the clutch fork shaft is located between the support arms on two sides at the moment, and therefore the normal rotation of the clutch release fork cannot be affected by the existence of the support arms.

When the end part of the clutch shifting fork shaft is hinged with the hinged hole of the shaft seat, the bearing at the end part of the clutch shifting fork shaft is directly clamped in the hinged hole of the shaft seat, and although the fixing mode can ensure the stability of the two ends of the clutch shifting fork shaft and the smoothness of the clutch shifting fork shaft during rotation, the condition that the clutch shifting fork shaft is coaxial with the hinged hole after being installed cannot be ensured.

Disclosure of Invention

The to-be-solved technical problem of the utility model is to provide a can accurate installation clutch release shift fork support, it can carry out accurate installation to clutch shift fork axle, guarantees the accurate nature of the position after the installation of clutch release shift fork to avoid clutch release shift fork position deviation to influence the clutch separation and the condition of the stability when combining.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

the utility model discloses a can accurate installation clutch separation shift fork support, including a frame foundation, locate the connecting plate on a frame foundation right side and locate the support arm of a frame foundation upper surface front and back both sides, the support arm upper end is equipped with the axle bed, and the axle bed center is equipped with hinge hole, its characterized in that: a plurality of adjusting grooves which are uniformly distributed in the circumferential direction are formed in the peripheral surface of the shaft seat; the inner wall of the hinge hole is provided with a plurality of telescopic holes communicated with the adjusting groove, and the telescopic holes are coaxial with the adjusting groove; a telescopic rod matched with the telescopic hole is arranged in the telescopic hole; the inner end of the telescopic rod penetrates into the hinge hole inwards and is provided with an arc-shaped pressing plate, and the pressing plate and the hinge hole are concentric; an adjusting space is formed between the compression plate and the inner wall of the hinge hole; the shaft seat is provided with a limit structure matched with the compression plate; the outer end of the telescopic rod penetrates into the adjusting groove outwards and is provided with a limiting head attached to the bottom of the adjusting groove; the notch of the adjusting groove is in threaded connection with a plug matched with the notch; the outer wall of the outer end of the plug is provided with a positioning part which is contacted with the outer peripheral surface of the shaft seat; an adjusting spring positioned in the adjusting groove is arranged between the plug and the limiting head; the center of the plug is provided with a first screw hole which axially penetrates through the plug; a compression screw is screwed in the first screw hole; the inner end of the compression screw rod penetrates into the adjusting groove inwards and is positioned in the adjusting spring; the outer end of the compression screw penetrates out of the first screw hole and is provided with a rotating head.

The limiting structure comprises limiting holes arranged on two sides of the adjusting groove, and the limiting holes radially penetrate through the shaft seat; two ends of the outer side wall of the compression plate opposite to the inner wall of the hinge hole are provided with second screw holes coaxial with the limiting holes; the second screw hole is in threaded connection with a limit rod matched with the second screw hole; the outer end of the limiting rod penetrates into the corresponding limiting hole outwards and is adjacent to the outer end hole opening of the limiting hole.

And a regular hexagonal groove is formed in the center of the end face of the outer end of the limiting rod.

The center of the outer side wall of the pressing plate opposite to the inner wall of the hinge hole is provided with a third screw hole coaxial with the telescopic rod, and the inner end of the telescopic rod is in threaded connection with the third screw hole.

The positioning part is in a regular hexagon shape.

The inner end of the compression screw is sleeved with a fine adjustment sleeve, and the fine adjustment sleeve is made of rubber.

And a plurality of anti-skid protrusions which are uniformly distributed circumferentially are arranged on the inner side wall of the pressing plate opposite to the axis of the hinge hole.

The distance between the rotating head and the plug is larger than the distance between the inner end of the compression screw and the limiting head.

The utility model has the advantages that:

compared with the prior art, adopt the utility model discloses including the usable pressure strip of the accurate installation clutch release shift fork support of structure encloses the bearing of closing with clutch shift fork axle tip, then the automatic axle center position that makes the bearing of elasticity of recycle regulating spring removes to the axle center position of hinge hole, realize the coaxial of clutch shift fork axle tip and hinge hole, thereby realize the effect of accurate installation clutch shift fork axle, guarantee the accurate nature of the position of clutch release shift fork that uses clutch shift fork axle as the fulcrum, avoid clutch release shift fork position to appear the condition that the deviation influences the clutch separation and the stability when combining, effectively stop the potential safety hazard.

Drawings

FIG. 1 is a schematic structural view of the clutch release fork bracket of the present invention;

FIG. 2 is a schematic structural view of a portion of the clutch release fork bracket of the present invention capable of being precisely installed;

FIG. 3 is an enlarged view of section A of FIG. 2;

fig. 4 is a schematic structural view of a conventional clutch release fork carrier.

Detailed Description

The invention is described in further detail below with reference to the following figures and embodiments:

referring to fig. 1 to 4, the present invention provides a clutch release fork support, which comprises a support base 1, a connecting plate 2 disposed on the right side of the support base 1, and support arms 3 disposed on the front and rear sides of the upper surface of the support base 1, wherein an axle seat 4 is disposed on the upper end of the support arm 3, a hinge hole 5 is disposed in the center of the axle seat 4, and a plurality of circumferentially and uniformly distributed adjustment grooves 6 are disposed on the outer peripheral surface of the axle seat 4; a plurality of telescopic holes 7 communicated with the adjusting grooves 6 are formed in the inner wall of the hinge hole 5, and the telescopic holes 7 are coaxial with the adjusting grooves 6; a telescopic rod 9 matched with the telescopic hole 7 is arranged in the telescopic hole; the inner end of the telescopic rod 9 penetrates into the hinge hole 5 inwards and is provided with an arc-shaped pressing plate 10, and the pressing plate 10 is concentric with the hinge hole 5; an adjusting distance 11 is arranged between the pressing plate 10 and the inner wall of the hinge hole 5; the shaft seat 4 is provided with a limit structure matched with the pressing plate 10; the outer end of the telescopic rod 9 penetrates into the adjusting groove 6 outwards and is provided with a limiting head 12 attached to the bottom of the adjusting groove 6; the notch of the adjusting groove 6 is in threaded connection with a plug 13 matched with the adjusting groove; the outer wall of the outer end of the plug 13 is provided with a positioning part 14 which is contacted with the peripheral surface of the shaft seat 4; an adjusting spring 15 positioned in the adjusting groove 6 is arranged between the plug 13 and the limiting head 12; a first screw hole 16 axially penetrating through the plug 13 is formed in the center of the plug; a compression screw 17 is screwed in the first screw hole 16; the inner end of the compression screw 17 penetrates into the adjusting groove 6 inwards and is positioned in the adjusting spring 15; the outer end of the pressing screw 17 is extended out of the first screw hole 16 and provided with a rotating head 18.

The limiting structure comprises limiting holes 19 arranged at two sides of the adjusting groove 6, and the limiting holes 19 radially penetrate through the shaft seat 4; two ends of the outer side wall of the pressing plate 10 opposite to the inner wall of the hinge hole 5 are provided with second screw holes 20 coaxial with the limiting holes 19; the second screw hole 20 is in threaded connection with a limit rod 21 matched with the second screw hole; the outer end of the limiting rod 21 penetrates into the corresponding limiting hole 19 outwards and is adjacent to the outer end hole of the limiting hole 19.

The center of the end face of the outer end of the limiting rod 21 is provided with a regular hexagonal groove 22.

The center of the outer side wall of the pressing plate 10 opposite to the inner wall of the hinge hole 5 is provided with a third screw hole 23 coaxial with the telescopic rod 9, and the inner end of the telescopic rod 9 is in threaded connection with the third screw hole 23.

The positioning portion 14 has a regular hexagonal shape.

The inner end of the compression screw 17 is sleeved with a fine adjustment sleeve 24, and the fine adjustment sleeve 24 is made of rubber.

And a plurality of anti-skid protrusions 8 which are uniformly distributed in the circumferential direction are arranged on the inner side wall of the compression plate 10 opposite to the axis of the hinge hole 5.

The distance between the rotating head 18 and the plug 13 is larger than the distance between the inner end of the compression screw 17 and the limiting head 12.

The utility model discloses a use method as follows:

the two ends of the clutch shifting fork shaft are provided with bearings before being clamped into the hinge hole 5, so that the part actually clamped into the hinge hole 5 is the bearing, when the bearing is clamped, the outer wall of the outer ring of the bearing can be directly utilized to extrude a part of the pressing plate outwards, because the adjusting space 11 is arranged between the pressing plate 10 and the inner wall of the hinge hole 5, the existence of the adjusting space 11 ensures that the pressing plate 10 can smoothly move towards the inner wall of the hinge hole 5 without causing obstruction to the clamping action of the bearing, as the pressing plate 10 is continuously close to the inner wall of the hinge hole 5, the pressing plate 10 can outwards push the limiting head 12 through the telescopic rod 9, and as the limiting head 12 moves outwards, the space between the limiting head 12 and the plug 13 is continuously reduced, the adjusting spring 15 located between the limiting head 12 and the plug 13 is compressed to generate increasingly large elasticity constantly, after the bearing is clamped between all the pressing plates 10, the pressing plates 10 enclose the bearing, the elasticity of the adjusting spring 15 can sequentially pass through the limiting head 12 at the moment, the telescopic rod 9 acts on the pressing plates 10, the inner side wall of each pressing plate 10 is tightly pressed on the outer wall of the outer ring of the bearing, the pressing plates 10 are arc-shaped, the pressing plates 10 are concentric with the hinge holes 5, the inner side wall of each pressing plate 10 can be completely attached to the outer wall of the outer ring of the bearing, all the pressing plates 10 which are uniformly distributed in the circumference can hold the bearing tightly under the elastic action of the adjusting spring 15, and the primary fixing of the bearing is achieved.

After the bearing is initially fixed, the pressing screw 17 can be moved through the rotating head 18, the inner end of the pressing screw 17 moves towards the limiting head 12, finally, the inner end of the pressing screw 17 contacts the limiting head 12, at the moment, the movement of the limiting head 12 can be stopped, the pressing screw 17 is fixed at the moment, when the pressing screw 17 is fixed, the limiting head 12 cannot move outwards, the limiting head 12 limits the outward movement of the pressing plate 10 through the telescopic rod 9, as the pressing plate 10 is limited to move outwards, bearings enclosed and tightly held by all the pressing plates 10 which are uniformly distributed in the circumference are completely fixed, so that the fixing between the bearings and the hinge holes 5 is completed, when the inner end of the pressing screw 17 contacts the limiting head 12, the pressing plates 10 in other directions extrude the bearings towards the axis direction of the hinge holes 5 under the elasticity of the adjusting spring 15, therefore, when the inner end of the pressing screw 17 tries to push the limiting head 12 towards the hinge holes 5, the hinge 17 can feel obvious resistance, the hinge resistance immediately after the hinge joint stops, and the pressing screw 17 stops moving towards the axis direction of the shifting fork 12, and the end of the bearing is prevented from being eccentrically pushed.

In conclusion, the present invention can replace the inner wall of the hinge hole 5 with the pressing plate 10 to contact the outer wall of the outer ring of the bearing at the end of the clutch fork shaft, when the pressing plate 10 is pressed outward by the outer wall of the outer ring of the bearing, the adjustment distance 11 between the pressing plate 10 and the inner wall of the hinge hole 5 is decreased, the adjustment spring 15 is compressed and generates elasticity, at this time, the pressing plate 10 is pressed tightly on the outer wall of the outer ring of the bearing by the elasticity of the adjustment spring 15, because the adjustment distances between all the pressing plates 10 and the inner wall of the hinge hole 5 are the same, and under the action of the positioning portion 14, the distance between the plug screwed on the notch of the adjustment groove 6 and the limit head 12 is also constant, therefore, under the condition that there is no abrasion on the inner side walls of all the pressing plates 10, the elasticity exerted on the pressing plate 10 by the adjustment spring 15 is also constant, thereby ensuring that the bearing is coaxial with the hinge hole 5 all the time, the clutch declutch shift shaft is ensured to be coaxial with the hinge hole 5 all the time, even if the inner side wall of a part of the pressure strip 10 is abraded, the gap between the inner side wall of the abraded pressure strip 10 and the outer wall of the bearing outer ring is enlarged, the adjusting spring 15 can still automatically press the abraded pressure strip 10 on the outer wall of the bearing outer ring through the elasticity of the adjusting spring, the situation that the bearing at the end part of the clutch declutch shift shaft is eccentric due to the gap between the inner side wall of the abraded pressure strip 10 and the outer wall of the bearing outer ring is avoided, the end part of the clutch declutch shift shaft is ensured to be coaxial with the hinge hole 5 all the time, and under the situation that the inner side wall of most of the pressure strip 10 is not abraded, other pressure strips 10 can sufficiently limit the position of the bearing, so that the bearing can be kept to be coaxial with the hinge hole 5 all the time, thereby ensuring the coaxiality between the end part of the clutch declutch shift shaft and the hinge hole 5 to the maximum extent, the accuracy of the position of the clutch release fork taking the clutch fork shaft as the fulcrum is guaranteed, the situation that the position of the clutch release fork deviates to influence the stability of the clutch during separation and combination is avoided, and potential safety hazards are effectively avoided.

Limiting structure is including locating the spacing hole 19 of 6 both sides of adjustment tank, spacing hole 19 radially runs through axle bed 4, the lateral wall both ends that the pressure strip 10 is relative with 5 inner walls of hinge hole are equipped with the second screw 20 coaxial with spacing hole 19, second screw 20 spiro union have one rather than assorted gag lever post 21, the removal orbit that can effectively restrict pressure strip 10 in the existence of gag lever post 21, make pressure strip 10 can only carry out radial movement, thereby avoid pressure strip 10 to take place the rotation and lead to pressure strip 10 no longer with 5 coaxial thereby cause the condition that the bearing inner race of pressure strip 10 inboard lateral wall can't laminate mutually with clutch shift fork shaft end's outer wall.

The end face center of the outer end of the limiting rod 21 is provided with a regular hexagonal groove 22, the limiting rod 21 can be easily rotated only by clamping a special hexagonal wrench into the regular hexagonal groove 22, the outer end of the limiting rod 21 outwards penetrates into the limiting hole 19 corresponding to the limiting rod and is close to the orifice of the outer end of the limiting hole 19, the hexagonal wrench can be clamped into the regular hexagonal groove 22, and the limiting rod 21 can be conveniently disassembled.

The relative outside lateral wall center of

pressure strip

10 and 5 inner walls of hinge hole is equipped with one and the coaxial third screw 23 of telescopic link 9, the inner spiro union of telescopic link 9 is in third screw 23, the dismouting between pressure strip 10 and the telescopic link 9 of being convenient for, if the condition of wearing and tearing appears in the inboard lateral wall of pressure strip 10, only need to dismantle the pressure strip 10 of wearing and tearing get off change can, need not to change whole clutch separation shift fork support, effectively practice thrift the replacement cost.

The positioning portion 14 is in a regular hexagon shape, and the plug can be easily rotated through the positioning portion 14 only by clamping the positioning portion 14 into a clamping groove of a special hexagonal wrench, so that the plug 13 can be conveniently disassembled and assembled.

The inner pot head of housing screw 17 has a fine setting cover 24, fine setting cover 24 is the rubber material, when housing screw 17 inner when pressing on spacing head 12, the terminal surface that the housing screw 17 inner is replaced to the fine setting cover 24 surface contacts with spacing head 12, can effectively play the effect of abrasionproof loss, avoid housing screw 17 inner terminal surface constantly to contact with spacing head 12 and lead to the condition of wearing and tearing, and can play the effect of fine setting position, when housing screw 17 inner contacts spacing head 12 and perception obvious resistance, fine setting cover 24 can utilize the elastic property of self to take place deformation and avoid housing screw 17 not in time to stop moving still to the condition that articulated hole 5 axle center direction promotes clamp plate 10, there is sufficient compensation clearance when making housing screw 17 inner contact spacing head 12, avoid the eccentric condition of bearing to appear to the at utmost, guarantee the axiality of clutch declutch pole.

The inner side wall of the pressing plate 10 opposite to the axis of the hinge hole 5 is provided with a plurality of anti-skid protrusions 8 which are uniformly distributed on the circumference, the existence of the anti-skid protrusions 8 can effectively increase the friction force between the inner side wall of the pressing plate 10 and the outer wall of the bearing outer ring, and the stability of the clutch shifting fork shaft when the bearing is hinged in the hinge hole 5 is further improved.

The interval between rotating head 18 and the end cap 13 is greater than the interval between the inner of compression screw 17 and the spacing head 12, therefore rotating head 18 contacts before end cap 13, and compression screw 17 the inner must contact spacing head 12 earlier to guarantee that compression screw 17 can carry out effective restriction to spacing head 12, guarantee that the steadiness after the pressure strip 10 holds the bearing tightly fixedly.

Claims

1. The utility model provides a can accurate installation clutch separation shift fork support, includes a frame foundation, locates the connecting plate on a frame foundation right side and locates the support arm of a frame foundation upper surface front and back both sides, the support arm upper end is equipped with the axle bed, and the axle bed center is equipped with hinge hole, its characterized in that: a plurality of adjusting grooves which are uniformly distributed in the circumferential direction are formed in the peripheral surface of the shaft seat; the inner wall of the hinge hole is provided with a plurality of telescopic holes communicated with the adjusting groove, and the telescopic holes are coaxial with the adjusting groove; a telescopic rod matched with the telescopic hole is arranged in the telescopic hole; the inner end of the telescopic rod penetrates into the hinge hole inwards and is provided with an arc-shaped pressing plate, and the pressing plate and the hinge hole are concentric; an adjusting space is formed between the compression plate and the inner wall of the hinge hole; the shaft seat is provided with a limit structure matched with the compression plate; the outer end of the telescopic rod penetrates into the adjusting groove outwards and is provided with a limiting head attached to the bottom of the adjusting groove; the notch of the adjusting groove is in threaded connection with a plug matched with the notch; the outer wall of the outer end of the plug is provided with a positioning part which is contacted with the outer peripheral surface of the shaft seat; an adjusting spring positioned in the adjusting groove is arranged between the plug and the limiting head; the center of the plug is provided with a first screw hole which axially penetrates through the plug; a compression screw is screwed in the first screw hole; the inner end of the compression screw rod penetrates into the adjusting groove inwards and is positioned in the adjusting spring; the outer end of the compression screw penetrates out of the first screw hole and is provided with a rotating head.

2. The clutch release fork carrier as claimed in claim 1, wherein: the limiting structure comprises limiting holes arranged on two sides of the adjusting groove, and the limiting holes radially penetrate through the shaft seat; two ends of the outer side wall of the pressing plate opposite to the inner wall of the hinge hole are provided with second screw holes coaxial with the limiting holes; the second screw hole is in threaded connection with a limit rod matched with the second screw hole; the outer end of the limiting rod penetrates into the corresponding limiting hole outwards and is adjacent to the outer end hole opening of the limiting hole.

3. The clutch release fork carrier as claimed in claim 1, wherein: and a regular hexagonal groove is formed in the center of the end face of the outer end of the limiting rod.

4. The clutch release fork carrier capable of being accurately installed according to claim 1, wherein: the outer side wall center that pressure strip and hinge hole inner wall are relative is equipped with a third screw coaxial with the telescopic link, and the telescopic link inner end spiro union is in the third screw.

5. The clutch release fork carrier capable of being accurately installed according to claim 1, wherein: the positioning part is in a regular hexagon shape.

6. The clutch release fork carrier capable of being accurately installed according to claim 1, wherein: the inner end of the compression screw is sleeved with a fine adjustment sleeve which is made of rubber.

7. The clutch release fork carrier as claimed in claim 1, wherein: and a plurality of anti-skid protrusions which are uniformly distributed circumferentially are arranged on the inner side wall of the pressing plate opposite to the axis of the hinge hole.

8. The clutch release fork carrier capable of being accurately installed according to claim 1, wherein: the distance between the rotating head and the plug is larger than the distance between the inner end of the compression screw and the limiting head.