CN214838026U

CN214838026U - Firm anti-falling friction disc

Info

Publication number: CN214838026U
Application number: CN202121555695.1U
Authority: CN
Inventors: 黄琪; 黄正宏
Original assignee: Jiangsu Hengxin Runxiang Electromechanical Manufacturing Co ltd
Current assignee: Jiangsu Hengxin Runxiang Electromechanical Manufacturing Co ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2021-11-23
Anticipated expiration: 2031-07-08

Abstract

The application relates to a firm anti-dropping friction disc, which relates to the field of friction discs and comprises a friction disc body and a friction disc coaxial with the friction disc body, wherein the friction disc is fixedly connected to the friction disc body in a sintering manner, and the circumferential surface of the friction disc body is provided with notches. The friction disc improves the problem of short service life of the friction disc.

Description

Firm anti-falling friction disc

Technical Field

The application relates to the field of friction disks, in particular to a firm anti-dropping friction disk.

Background

At present, friction discs are used for calculating friction force, and the friction discs are parts for manufacturing brakes and are widely applied to mechanical manufacturing.

In the related art, the friction disc comprises a horizontally arranged friction disc body, the horizontal cross section of the friction disc body is circular, a mounting hole is formed in the central position of the upper end face of the friction disc body, the horizontal cross section of the mounting hole is circular, the lower end face of the friction disc body is connected with the horizontally arranged friction disc in a gluing mode, the horizontal cross section of the friction disc is circular, a placing hole corresponding to the mounting hole is formed in the central position of the upper end face of the friction disc body, and the horizontal cross section of the placing hole is circular.

With respect to the related art in the above, the inventors consider that: after the friction disc is used for a long time, the friction disc is easy to fall off from the friction disc body, so that the service life of the friction disc is short.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the service life of the friction disc is short, the application provides a firm anti-falling friction disc.

The application provides a firm anticreep friction disk adopts following technical scheme:

the firm anti-drop friction disc comprises a friction disc body and a friction disc coaxial with the friction disc body, wherein the friction disc is fixedly connected to the friction disc body in a sintering mode, and the circumferential surface of the friction disc body is provided with a notch.

Through adopting above-mentioned technical scheme, reduced the emergence of the condition that the friction disc drops from the friction disc body, at the in-process of friction disc body and friction disc sintering simultaneously, the inflation space has been reserved to the opening, has strengthened the intensity of sintering, has improved the shorter problem of friction disc life.

Preferably, the number of the gaps is set to be a plurality, and the gaps are uniformly distributed along the circumferential direction of the friction disc body.

Preferably, the end surface of the friction disc body facing the friction disc is provided with a fitting groove, the fitting groove is communicated with the outer wall of the friction disc body, the end surface of the friction disc body facing the friction disc body is provided with a receiving groove, the receiving groove is communicated with the inner wall of the friction disc, and the fitting groove is matched with the receiving groove for use.

Through adopting above-mentioned technical scheme, increased the area of contact of friction disc with the friction disc body, further strengthened the intensity of sintering, improved the short problem of friction disc life.

Preferably, a fixing ring is detachably connected to the end surface of the friction disc body, which is far away from the friction plate, and the axis of the fixing ring is the same as the axis of the friction disc body; two limiting parts for locking the motor shaft are arranged in the fixing ring, the two limiting parts are symmetrically arranged along the perpendicular bisector of the fixing ring, and an annular groove is formed in the inner wall of the fixing ring; the limiting parts comprise two limiting plates which are hinged to the inner wall of the annular groove, the two limiting plates are in contact with the motor shaft, and a driving part for driving the two limiting plates to turn is arranged in the fixed ring.

Through adopting above-mentioned technical scheme, when needs are fixed the friction disk body on the motor shaft, start the driver part, the driver part drives two limiting plates and rotates, when two limiting plates and motor shaft butt, can accomplish the fixed between friction disk body and the motor shaft, has reduced the emergence of the relative slip condition of friction disk body and motor shaft.

Preferably, integrated into one piece has the chamber of placing that link up with the ring channel in the stationary ring, drive part installs two sliders at two-way screw rod both ends at two-way screw rod, threaded sleeve including rotating on placing the intracavity wall, set up on the lateral wall of stationary ring and place the holding tank that the chamber link up, two in the holding tank is worn to establish by the one end of two-way screw rod, two equal slidable mounting has adapting unit, two on the limiting plate adapting unit all can rotate in adjacent limiting plate, and two sliders are connected with adapting unit respectively.

Through adopting above-mentioned technical scheme, when needs overturn two limiting plates, only need to rotate two-way screw rod, two-way screw rod drive two sliders and remove, and two sliders drive the limiting plate through adapting unit respectively and overturn to can fix friction disk body and motor shaft, the staff of being convenient for operates.

Preferably, adapting unit includes the connecting rod of fixed connection on the slider, set up the groove that slides that supplies the connecting rod to slide to place on the lateral wall of limiting plate, the connecting rod can rotate in the groove that slides.

Through adopting above-mentioned technical scheme, the in-process that removes at the slider, the slider drives the connecting rod and removes in the groove that slides, and meanwhile the connecting rod rotates with the limiting plate relatively to realized the upset of limiting plate, accomplished the fixed between friction disk body and the motor shaft.

Preferably, two arc-shaped grooves are formed in two opposite side walls of the limiting plate, and the arc-shaped grooves are matched with the circumferential surface of the motor shaft.

Preferably, a bolt penetrates through the end face of the fixing ring in a threaded manner, and a thread groove for inserting the bolt is formed in the end face of the friction disc body.

Through adopting above-mentioned technical scheme, when needs are dismantled solid fixed ring, only need take out the bolt from solid fixed ring, can take off solid fixed ring from the friction disk body to accomplish solid fixed ring's dismantlement, be convenient for change solid fixed ring.

In summary, the present application includes at least one of the following beneficial technical effects:

according to the friction disc, the friction plates are fixedly connected to the friction disc body in a sintering mode, the gaps are formed, the friction plates are prevented from falling off from the friction disc body, meanwhile, in the process of sintering the friction disc body and the friction plates, expansion space is reserved in the gaps, sintering strength is enhanced, and the problem that the service life of the friction disc is short is solved;

the friction plate is provided with the fit groove and the bearing groove, so that the contact area between the friction plate and the friction plate body is increased, the sintering strength is further enhanced, and the problem of short service life of the friction plate is solved;

this application has reduced the emergence of friction disk body and the relative slip condition of motor shaft through setting up spacing part.

Drawings

Fig. 1 is a schematic view of the overall structure of a firm anti-slip friction disc according to an embodiment of the present application.

Fig. 2 is a schematic structural view of a fitting groove and a receiving groove in the embodiment of the present application.

Fig. 3 is a schematic structural diagram of a driving part according to an embodiment of the present application.

Fig. 4 is a schematic structural view of a stopper member and a connecting member according to an embodiment of the present application.

Description of reference numerals: 1. a friction disk body; 11. opening the gap; 12. a fitting groove; 13. a thread groove; 2. a friction plate; 21. a receiving groove; 3. a fixing ring; 31. an annular groove; 32. a placement chamber; 33. accommodating grooves; 34. a bolt; 4. a limiting component; 41. a limiting plate; 411. a sliding groove; 412. an arc-shaped slot; 5. a drive member; 51. a bidirectional screw; 52. a slider; 6. a connecting member; 61. a connecting rod.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses firm anticreep friction disc. Referring to fig. 1, the firm anti-dropping friction disc comprises a friction disc body 1, wherein the friction disc body 1 is horizontally arranged, a friction disc 2 with the same axis as the friction disc body 1 is placed below the friction disc body 1, and the friction disc 2 is fixedly connected to the friction disc body 1 in a sintering manner, so that the situation that the friction disc 2 drops from the friction disc body 1 is reduced, and the problem of short service life of the friction disc is solved; the circumferential surface of the friction disc body 1 is provided with a plurality of gaps 11, the gaps 11 are uniformly distributed along the circumferential direction of the friction disc body 1, expansion spaces are reserved in the gaps 11, the sintering strength is enhanced, and the problem that the friction disc is short in service life is further solved; a horizontally arranged fixing ring 3 is detachably connected above the friction disc body 1, and the axis of the fixing ring 3 is the same as that of the friction disc body 1.

Referring to fig. 2, a fitting groove 12 is formed in the lower end face of the friction disc body 1, the horizontal section of the fitting groove 12 is circular, the axis of the fitting groove 12 is the same as the axis of the friction disc body 1, and the fitting groove 12 is communicated with the outer wall of the friction disc body 1; the upper end surface of the friction plate 2 is provided with the bearing groove 21, the horizontal section of the bearing groove 21 is circular, the axis of the bearing groove 21 is the same as the axis of the friction plate body 1, the bearing groove 21 is communicated with the inner wall of the friction plate 2, the matching groove 12 is matched with the bearing groove 21 for use, the contact area between the friction plate 2 and the friction plate body 1 is increased, the sintering strength is further enhanced, and the problem that the service life of the friction plate is short is solved.

Referring to fig. 2 and 3, the upper end face of the fixing ring 3 is threaded with a bolt 34, the bolt 34 can be threaded below the fixing ring 3, the number of the bolts 34 can be 3, 4, 5, and the number of the bolts 34 in this embodiment is 4; the upper end face of the friction disc body 1 is provided with a thread groove 13, the thread groove 13 corresponds to the bolt 34, the bolt 34 is inserted into the thread groove 13, the bolt 34 is taken out of the fixing ring 3, and the fixing ring 3 can be taken down from the friction disc body 1, so that the fixing ring 3 is detached, and the fixing ring 3 is convenient to replace; two limit parts 4 for locking the motor shaft are arranged in the fixing ring 3.

Referring to fig. 3 and 4, the two limiting parts 4 are symmetrically arranged along the perpendicular bisector of the fixing ring 3, and the inner wall of the fixing ring 3 is provided with an annular groove 31; the limiting part 4 comprises two limiting plates 41; the two limiting plates 41 are hinged to the inner bottom surface of the annular groove 31, hinge shafts installed in the two limiting plates 41 are vertically arranged, the two limiting plates 41 are both contacted with the motor shaft, the fixing ring 3 is internally provided with a driving part 5 for driving the two limiting plates 41 to overturn, and the limiting plates 41 can fix the motor shaft, so that the relative sliding condition of the friction disc body 1 and the motor shaft is reduced; arc-shaped grooves 412 are formed in two opposite side walls of the limiting plate 41, the arc-shaped grooves 412 are matched with the circumferential surface of the motor shaft, and stability of the limiting plate 41 for fixing the motor shaft is improved.

Referring to fig. 3 and 4, a placing cavity 32 communicated with the annular groove 31 is integrally formed in the fixing ring 3, an accommodating groove 33 communicated with the placing cavity 32 is formed in the side wall of the fixing ring 3, and the driving part 5 comprises a bidirectional screw 51 and two sliders 52; the bidirectional screw 51 is rotatably installed on the inner wall of the placing cavity 32 and is horizontally arranged, and one end of the bidirectional screw 51 is inserted into the accommodating groove 33; the two sliding blocks 52 are respectively sleeved at two ends of the bidirectional screw 51 in a threaded manner, the connecting parts 6 are respectively arranged on the two limiting plates 41 in a sliding manner, the two connecting parts 6 can rotate in the adjacent limiting plates 41, and the two sliding blocks 52 are respectively connected with the connecting parts 6; the bidirectional screw 51 is rotated, the bidirectional screw 51 drives the two sliders 52 to move, and the two sliders 52 drive the limiting plate 41 to turn over through the connecting part 6.

Referring to fig. 3 and 4, the upper end surface of the limit plate 41 is provided with a sliding groove 411, the extending direction of the sliding groove 411 is the same as the extending direction of the limit plate 41, and the connecting component 6 includes a connecting rod 61; the connecting rod 61 is fixedly connected to the lower end face of the sliding block 52 and is vertically arranged, the connecting rod 61 is inserted into the sliding groove 411, the connecting rod 61 can slide along the sliding groove 411, and the connecting rod 61 can rotate in the sliding groove 411.

The implementation principle of the firm anti-dropping friction disc in the embodiment of the application is as follows: the sintering reduces the occurrence of the condition that the friction plate 2 falls off from the friction disc body 1, and meanwhile, in the process of sintering the friction disc body 1 and the friction plate 2, the opening 11 reserves an expansion space, so that the sintering strength is enhanced, the problem of short service life of the friction disc is solved, the contact area between the friction plate 2 and the friction disc body 1 is increased by the conjunction groove 12 and the bearing groove 21, and the problem of short service life of the friction disc is further solved.

When needs are fixed friction disk body 1 and motor shaft, rotate two-way screw 51, two-way screw 51 drives two sliders 52 and removes, two sliders 52 drive connecting rod 61 respectively and remove in sliding groove 411, and connecting rod 61 rotates with limiting plate 41 relatively simultaneously to the upset of limiting plate 41 has been realized, when two limiting plate 41 and motor shaft butt, can accomplish the fixed between friction disk body 1 and the motor shaft, the emergence of the relative slip condition of friction disk body 1 and motor shaft has been reduced.

When the fixing ring 3 needs to be detached, the fixing ring 3 can be detached from the friction disc body 1 only by taking the bolt 34 out of the fixing ring 3, so that the fixing ring 3 is detached, and the fixing ring 3 is convenient to replace.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a firm anticreep friction disc, includes friction disc body (1) and friction disc (2) coaxial with friction disc body (1), its characterized in that: the friction plate (2) is fixedly connected to the friction disc body (1) in a sintering mode, and the circumferential surface of the friction disc body (1) is provided with a notch (11).

2. A secure anti-drag friction disc as defined in claim 1, wherein: the plurality of the gaps (11) are arranged, and the plurality of the gaps (11) are uniformly distributed along the circumferential direction of the friction disc body (1).

3. A secure anti-drag friction disc as defined in claim 1, wherein: the friction disc is characterized in that a fit groove (12) is formed in the end face, facing the friction disc (2), of the friction disc body (1), the fit groove (12) is communicated with the outer wall of the friction disc body (1), a bearing groove (21) is formed in the end face, facing the friction disc body (1), of the friction disc (2), the bearing groove (21) is communicated with the inner wall of the friction disc (2), and the fit groove (12) and the bearing groove (21) are matched for use.

4. A secure anti-drag friction disc as defined in claim 1, wherein: the friction disc is characterized in that a fixing ring (3) is detachably connected to the end face, far away from the friction disc (2), of the friction disc body (1), and the axis of the fixing ring (3) is the same as the axis of the friction disc body (1); two limiting parts (4) used for locking a motor shaft are installed in the fixing ring (3), the two limiting parts (4) are symmetrically arranged along the perpendicular bisector of the fixing ring (3), and an annular groove (31) is formed in the inner wall of the fixing ring (3); limiting component (4) are including articulated two limiting plate (41) of connecting on ring channel (31) inner wall, two limiting plate (41) all contact with the motor shaft, install drive assembly (5) of two limiting plate (41) upsets of drive in solid fixed ring (3).

5. A secure anti-drag friction disc as defined in claim 4, wherein: solid fixed ring (3) interior integrated into one piece have with ring channel (31) link up place chamber (32), drive component (5) are installed including rotating and are being placed two-way screw rod (51), two slider (52) at two-way screw rod (51) both ends at two-way screw rod (51) cover on chamber (32) inner wall, set up on the lateral wall of solid fixed ring (3) and place holding tank (33) that chamber (32) link up, wear to establish in holding tank (33), two in the one end of two-way screw rod (51) equal slidable mounting has adapting unit (6), two on limiting plate (41) adapting unit (6) all can rotate in adjacent limiting plate (41), two slider (52) are connected with adapting unit (6) respectively.

6. A secure anti-drag friction disc as defined in claim 5, wherein: connecting part (6) are including connecting rod (61) of fixed connection on slider (52), offer on the lateral wall of limiting plate (41) and supply connecting rod (61) to slide sliding groove (411) of placing, connecting rod (61) can rotate in sliding groove (411).

7. A secure anti-drag friction disc as defined in claim 4, wherein: arc-shaped grooves (412) are formed in two opposite side walls of the two limiting plates (41), and the arc-shaped grooves (412) are matched with the circumferential surface of the motor shaft.

8. A secure anti-drag friction disc as defined in claim 4, wherein: the end face of the fixing ring (3) is threaded with a bolt (34), and the end face of the friction disc body (1) is provided with a thread groove (13) for the bolt (34) to insert.