CN213451437U

CN213451437U - Clutch brake mechanism of agricultural machinery

Info

Publication number: CN213451437U
Application number: CN202021785659.XU
Authority: CN
Inventors: 贾丽君
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-06-15
Anticipated expiration: 2030-08-24

Abstract

The utility model discloses an agricultural machinery clutch brake mechanism, including the frid, the brake axle has been installed to one side of frid, and the top of brake axle is rotated and is connected with the go-between, and the top of go-between is connected with the connecting rod, and the top of connecting rod is connected with the connecting plate, and the frid facial make-up is equipped with and founds the piece and just founds one side that the piece rotated the connecting plate, all is equipped with screw hole and screw hole female connection and has the double-screw bolt on frid and the connecting plate, and the one end of double-screw bolt is. Can pull out the pinhole with the round pin silk, rotatory reset spring, until the double-screw bolt back-out screw hole, can dismantle condemned reset spring, correspond the screw hole of downside after that with the double-screw bolt at new reset spring both ends to rotatory new reset spring, until the double-screw bolt back-in screw thread is downthehole, insert the round pin silk in the pinhole again at last, and open round pin silk one end, thereby conveniently change reset spring, need not to change whole clutch brake mechanism together.

Description

Clutch brake mechanism of agricultural machinery

Technical Field

The utility model belongs to the technical field of the agricultural machinery brake, concretely relates to agricultural machinery clutch brake mechanism.

Background

Agricultural machinery refers to a general name of various mechanical equipment used in agricultural production, such as large and small tractors, land leveling machinery and the like.

The existing clutch brake mechanism of the agricultural machine is characterized in that a main body is formed by rotationally connecting a connecting plate and a groove plate, one side of the connecting plate is provided with an elastic sheet with an arc-shaped bend, one side of the elastic sheet is connected with a brake rope, a brake shaft is further penetratingly arranged on the groove plate, one side of the groove plate is provided with a U groove, the groove plate is further provided with two mounting holes, a screw rod fixedly welded on a mounting seat of the agricultural machine can be inserted into the U groove and the mounting holes, the clutch brake mechanism can be stably mounted by locking the screw rod through a nut, the top of the brake shaft is rotationally connected with a connecting rod, the top of the connecting rod is connected with the connecting plate, a reset spring is further welded between the groove plate and the connecting plate, the design aim is that the connecting plate can be rebounded to the original position through the rebound of the reset spring after the brake rope is received, the brake rope is pulled to drive the brake, the quick safe braking can be realized under the condition of not changing the output power of the engine, and the defects are as follows: because the clutch brake mechanism is used for a long time, the reset spring inevitably reaches the use limit and loses the original rebound effect, and because the spring is respectively welded with the groove plate and the connecting plate, when the reset spring is replaced, the clutch brake mechanism needs to be replaced together, so the cost is higher.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an agricultural machinery clutch brake mechanism to when solving the change reset spring that exists among the prior art, need be with the problem of closing brake mechanism together change.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an agricultural machinery clutch brake mechanism, includes the frid, the brake axle has been installed to one side of frid, the top of brake axle is rotated and is connected with the go-between, the top of go-between is connected with the connecting rod, the top of connecting rod is connected with the connecting plate, the frid facial make-up is equipped with founds the piece and rotate one side of connecting plate, all be equipped with screw hole and screw hole female connection on frid and the connecting plate and have the double-screw bolt, the one end of double-screw bolt is installed and is connected with reset spring between limiting plate and the limiting plate, the facial.

Preferably, the connecting ring is provided with a through hole, a first connecting shaft is arranged in the through hole, the brake shaft is provided with a shaft hole, and the first connecting shaft penetrates through the shaft hole.

Preferably, the vertical block is provided with a mounting groove, a bearing is arranged in the mounting groove, the two sides of the connecting plate are provided with second connecting shafts, and the second connecting shafts are arranged on inner rings of the bearing.

Preferably, the other end of the stud is provided with a convex column, the convex column is provided with a pin hole, and a pin wire is inserted in the pin hole.

Preferably, the connecting plate is provided with a first through hole, the elastic sheet is provided with a second through hole, a bolt is inserted into the first through hole and the second through hole, and one end of the bolt is locked through a nut.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model provides an agricultural machinery clutch brake mechanism, during double-screw bolt and screw hole locking, compress tightly the connecting plate through the limiting plate, can install reset spring stable installation between frid and connecting plate, insert the pinhole through the round pin silk, restriction double-screw bolt screw hole of back-screwing out.

The utility model provides an agricultural machinery clutch brake mechanism can pull out the pinhole with the round pin silk, and rotatory reset spring, until the double-screw bolt screw hole that unscrews, can dismantle condemned reset spring, the screw hole of downside corresponds with the double-screw bolt at new reset spring both ends after that to rotatory new reset spring, until double-screw bolt screw in threaded hole, insert the round pin silk in the pinhole again at last, and open round pin silk one end, thereby conveniently change reset spring, need not to together change whole clutch brake mechanism.

Drawings

Fig. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view in partial cutaway of FIG. 1;

FIG. 3 is a schematic top view taken at A-A of FIG. 1;

fig. 4 is a schematic top view of fig. 1.

In the figure: the brake device comprises a groove plate 1, a brake shaft 2, a connecting ring 3, a through opening 4, a first connecting shaft 5, a shaft hole 6, a connecting rod 7, a connecting plate 8, a vertical block 9, a mounting groove 10, a bearing 11, a second connecting shaft 12, a threaded hole 13, a stud 14, a limiting plate 15, a return spring 16, a convex column 17, a pin hole 18, a pin wire 19, a spring plate 20, a first through hole 21, a second through hole 22, a bolt 23 and a nut 24.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1, 2 and 3, an agricultural machinery clutch brake mechanism comprises a groove plate 1, a brake shaft 2 is installed on the right side of the groove plate 1, a connecting ring 3 is rotatably connected to the top of the brake shaft 2, a through hole 4 is formed in the bottom of the connecting ring 3, a first connecting shaft 5 is welded to the front end and the rear end of the inner wall of the through hole 4, a shaft hole 6 is formed in the top of the brake shaft 2, the first connecting shaft 5 slidably penetrates through the shaft hole 6, the connecting ring 3 can be turned left and right on the brake shaft 2, a connecting rod 7 is welded to the top of the connecting ring 3, a connecting plate 8 is welded to the top of the connecting rod 7, upright blocks 9 are symmetrically welded to the front and rear of the right side of the upper surface of the groove plate 1, mounting grooves 10 are formed in corresponding ends of the upright blocks 9 on the front and rear sides, the inner walls of the mounting grooves 10 are in interference fit with the outer rings of bearings 11, second connecting shafts 12 are, so that the connecting plate 8 is turned over stably.

Referring to fig. 1, 2, 3 and 4, the slotted plate 1 and the connecting plate 8 are respectively provided with a threaded hole 13, the threaded holes 13 are connected with studs 14 in an internal thread manner, the threaded holes 13 on the upper side and the lower side meet that the studs 14 on the upper side and the lower side can simultaneously rotate into the two threaded holes 13 when rotating in the same direction, the inner corresponding ends of the studs 14 on the upper side and the lower side are provided with limit plates 15, the limit plates 15 and the studs 14 are fusion-cast integrated pieces, reset springs 16 are welded between the limit plates 15, the outer corresponding ends of the studs 14 on the upper side and the lower side are welded with convex columns 17, pin holes 18 are arranged on the convex columns 17, pin wires 19 are inserted in the pin holes 18, two ends of the pin wires 19 are pulled open, the studs 14 are limited to be screwed out of the threaded holes 13 through the arrangement of the pin wires 19, the front and rear parts on the left side of the connecting plate 8 are provided with first through holes 21, the front and rear parts, the nut 24 locks the bolt 23, so that the elastic sheet 20 can be stably arranged on the connecting plate 8.

When the stud 14 is locked with the threaded hole 13, the limiting plate 15 presses the connecting plate 8, the return spring 16 can be stably installed on the groove plate 1 and the connecting plate 8, and the stud 14 is limited from being screwed out of the threaded hole 13 by inserting the pin 19 into the pin hole 18.

When the reset spring 16 needs to be replaced, the pin wire 19 can be pulled out of the pin hole 18, the reset spring 16 is rotated until the stud 14 is screwed out of the threaded hole 13, the scrapped reset spring 16 can be detached, then the studs 14 at two ends of the new reset spring 16 correspond to the threaded holes 13 on the upper side and the lower side, the new reset spring 16 is rotated until the stud 14 is screwed into the threaded hole 13, the pin wire 19 is inserted into the pin hole 18, and one end of the pin wire 19 is opened, so that the reset spring is convenient to replace, and the whole clutch brake mechanism does not need to be replaced together.

Claims

1. The utility model provides an agricultural machinery clutch brake mechanism, includes frid (1), its characterized in that: brake axle (2) have been installed to one side of frid (1), the top of brake axle (2) is rotated and is connected with go-between (3), the top of go-between (3) is connected with connecting rod (7), the top of connecting rod (7) is connected with connecting plate (8), frid (1) facial make-up is equipped with founds piece (9) and founds one side that piece (9) rotated connecting plate (8), all be equipped with screw hole (13) and screw hole (13) female connection on frid (1) and connecting plate (8) and have double-screw bolt (14), the one end of double-screw bolt (14) is installed and is connected with reset spring (16) between limiting plate (15) and limiting plate (15), the facial make-up of connecting plate (8) is equipped with shell fragment (20).

2. The agricultural machine clutch brake mechanism of claim 1, wherein: the brake device is characterized in that a through opening (4) is formed in the connecting ring (3), a first connecting shaft (5) is arranged in the through opening (4), a shaft hole (6) is formed in the brake shaft (2), and the first connecting shaft (5) penetrates through the shaft hole (6).

3. The agricultural machine clutch brake mechanism of claim 1, wherein: the vertical block (9) is provided with a mounting groove (10), a bearing (11) is arranged in the mounting groove (10), the two sides of the connecting plate (8) are provided with second connecting shafts (12), and the second connecting shafts (12) are arranged on the inner ring of the bearing (11).

4. The agricultural machine clutch brake mechanism of claim 1, wherein: the other end of the stud (14) is provided with a convex column (17), the convex column (17) is provided with a pin hole (18), and a pin wire (19) is inserted in the pin hole (18).

5. The agricultural machine clutch brake mechanism of claim 3, wherein: the connecting plate (8) is provided with a first through hole (21), the elastic sheet (20) is provided with a second through hole (22), and the first through hole (21) and the second through hole (22) are internally inserted with a bolt (23) and one end of the bolt (23) is locked through a nut (24).