CN210062147U - Friction disc assembly pressing die - Google Patents

Abstract

The utility model relates to a friction disk assembly embossing mold utensil, including first mould, second mould, third mould and heating mechanism, the second mould sets up inside first mould, and is formed with the annular intermediate layer space of circle between first mould and the second mould, the third mould can be inserted and establish in this intermediate layer space, and closely cooperates with the inside wall of first mould and the lateral wall of second mould respectively, heating mechanism can heat first mould and second mould, the sealed dish seat of having placed in below in intermediate layer space, and first mould groove has been seted up to the top surface of this dish seat. Compared with the prior art, the utility model has the advantages of: the friction disc assembly consisting of the disc seat and the friction disc is prepared through the friction disc assembly pressing die, the original processes of separate processing and hot charging are integrated into a whole, the working procedures are reduced, the labor time is saved, the precision problem caused by separate processing is avoided, and the reliability of the whole product is improved.

Description

Friction disc assembly pressing die

Technical Field

The utility model relates to a friction drive mechanism technical field specifically indicates a friction disk assembly embossing mold utensil.

Background

The existing friction discs generally need to be subjected to high-temperature treatment during manufacturing, most of the friction discs are annular, and a mould for manufacturing the friction discs is disc-shaped. Generally, an annular groove is formed in a disc-shaped mold, a material for manufacturing the friction disc is placed in the annular groove, then the disc-shaped mold is pressed at high temperature, and the material in the groove is formed after the high-temperature pressing.

The utility model discloses a friction disk embossing mold utensil as utility model patent "a friction disk embossing mold utensil" that patent application number is CN201320856843.2 (publication number is CN203680635U), including outer mould, interior mould, temperature controller, powder uniformizing ware and drawing of patterns seat, be formed with ring shape space between outer mould and the interior mould, be provided with the annular mould that a plurality of and outer mould and interior mould closely cooperate in the ring shape space, the annular mould top is provided with sealed lid, the mould groove has been seted up on the annular mould, powder uniformizing ware and mould groove cooperate, be provided with the first heating device who connects temperature controller on the outer mould, be provided with the second heating device who connects temperature controller on the interior mould, mould for the friction disk through the mould groove of annular mould.

However, the above-mentioned pressing die can only press the friction disk alone, and the pressed friction disk is pressed into the disk seat by means of hot-fitting, and because the two are separately processed, the whole assembly needs to be turned after the hot-fitting is completed to meet the use accuracy, but during the turning process, the cutter will destroy the compact structure on the surface of the friction disk, which causes the strength of the friction disk to be reduced, and further affects the use performance of the whole transmission.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem to provide a friction disk assembly embossing mold utensil that the process is simple, can satisfy the high accuracy requirement to prior art's current situation.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a friction disk assembly embossing mold utensil, is including first mould, second mould, third mould and heating mechanism, the second mould sets up inside first mould, and is formed with annular intermediate layer space of circle between first mould and the second mould, the third mould can insert and establish in this intermediate layer space, and closely cooperate with the inside wall of first mould and the lateral wall of second mould respectively, heating mechanism can heat first mould and second mould its characterized in that: a disc seat is hermetically arranged below the interlayer space, a first die groove is formed in the top surface of the disc seat, and a sample preparation cavity for friction materials to be placed and made into a friction disc is formed between the disc seat and a third die.

Preferably, the friction disc assembly demoulding device further comprises a demoulding seat, wherein a containing groove for installing the disc seat is formed in the demoulding seat, and an elastic piece which enables the disc seat to always keep away from the demoulding seat in the direction of moving is arranged at the bottom of the containing groove, so that demoulding of the friction disc assembly is facilitated.

Further, the elastic part comprises a push plate and a spring, the push plate is arranged at the bottom of the disc seat, and two ends of the spring are respectively hung on the bottom surface of the accommodating groove and the bottom surface of the push plate, so that the push plate always keeps a moving trend away from the direction of the demoulding seat.

Furthermore, the bottom surface of the accommodating groove is provided with an installation groove for installing the spring, so that the spring is convenient to place, and the spring is prevented from being inclined. After the pressing is finished, the disc seat is popped out from the containing groove under the action of the spring, so that the demoulding is realized.

Furthermore, the number of the mounting grooves and the number of the springs are eight, and the mounting grooves and the springs are distributed at intervals along the circumferential direction of the accommodating groove, so that the stress is more uniform.

Preferably, the heating mechanism comprises a first heating device, a second heating device and a temperature controller capable of controlling the first heating device and the second heating device, the first heating device is arranged on the first die, the second heating device is arranged on the second die, and the temperature controller is electrically connected with the first heating device and the second heating device respectively, so that heating of the first die and the second die is realized.

Further, the first die and the second die are both cylindrical, so that the occupied space is reduced, and the cost is reduced

Still further, first heating device includes heating jacket and first temperature sensor, the inseparable cover of heating jacket is established in the first mould outside, second heating device includes heating post and second temperature sensor, the heating post is closely inserted and is established inside the second mould. The arrangement mode can increase the heating area of the first die and the second die and improve the heating uniformity.

Preferably, the friction material pressing device further comprises a pressing piece, wherein a sleeve which can be inserted into the interlayer space is convexly arranged at the bottom of the pressing piece, so that the friction material can be conveniently pressed.

Preferably, the bottom surface of the third mold is provided with a second mold groove for molding the other end surface of the friction disk.

Compared with the prior art, the utility model has the advantages of: the friction disc assembly consisting of the disc seat and the friction disc is prepared through the friction disc assembly pressing die, the original processes of separate processing and hot charging are integrated into a whole, the working procedures are reduced, the labor time is saved, the precision problem caused by separate processing is avoided, and the reliability of the whole product is improved.

Drawings

Fig. 1 is a cross-sectional view of a friction disc assembly pressing die in an embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1, the friction disc assembly pressing mold of the present embodiment includes a first mold 3, a second mold 4, a third mold 5, a heating mechanism 6, a stripper seat 7 and a pressing member 8. Wherein, second mould 4 sets up inside first mould 3, and be formed with annular intermediate layer space an of circle between first mould 3 and the second mould 4, third mould 5 can insert and establish in this intermediate layer space an, and closely cooperate with the lateral wall of the inside wall of first mould 3 and second mould 4 respectively, heating mechanism 6 can heat first mould 3 and second mould 4, the sealed dish seat 1 of having placed in intermediate layer space a's below, first mould groove 11 has been seted up to the top surface of this dish seat 1, be formed with between dish seat 1 and the third mould 5 and be used for supplying friction material to place and make the system appearance chamber b of friction disk 2. The friction disc assembly consisting of the disc seat 1 and the friction disc 2 is prepared through the friction disc assembly pressing die, the original processes of separate processing and hot charging are integrated into a whole, the working procedures are reduced, the labor time is saved, the precision problem caused by separate processing is avoided, and the reliability of the whole product is improved. In addition, a second mold groove 51 is opened in a bottom surface of the third mold 5 for molding the other end surface of the friction disk 2.

In order to facilitate the demolding of the friction disc assembly, the demolding seat 7 is provided with an accommodating groove 71 for installing the disc seat 1, and the bottom of the accommodating groove 71 is provided with an elastic piece 72 which can enable the disc seat 1 to always keep a moving trend away from the demolding seat 7. Specifically, the elastic element 72 includes a push plate 721 and a spring 722, the push plate 721 is disposed at the bottom of the tray seat 1, and two ends of the spring 722 are respectively hung on the bottom surface of the accommodating groove 71 and the bottom surface of the push plate 721, so that the push plate 721 always keeps moving in a direction away from the demolding seat 7. In addition, the bottom surface of the accommodating groove 71 is provided with the mounting grooves 711 for mounting the springs 722, so that the springs 722 can be conveniently placed and prevented from being inclined. After the pressing is completed, the disk seat 1 is ejected from the accommodating groove 71 under the action of the spring 722, and the demolding is realized.

The specific implementation manner of the heating mechanism 6 can be set as required, in this embodiment, the heating mechanism 6 includes a first heating device 61, a second heating device 62, and a temperature controller 63 capable of controlling the first heating device 61 and the second heating device 62, the first heating device 61 is disposed on the first mold 3, the second heating device 62 is disposed on the second mold 4, and the temperature controller 63 is electrically connected to the first heating device 61 and the second heating device 62, respectively. In the present embodiment, in order to reduce the occupied space and reduce the cost, the first mold 3 and the second mold 4 are both cylindrical. The first heating device 61 comprises a heating jacket 611 and a first temperature sensor 612, the heating jacket 611 is tightly sleeved outside the first mold 3, the second heating device 62 comprises a heating column 621 and a second temperature sensor 622, and the heating column 621 is tightly inserted inside the second mold 4.

In order to facilitate the pressing of the friction material, a sleeve 81 capable of being inserted into the interlayer space a is protruded from the bottom of the pressing member 8, and by pressing the pressing member 8, the sleeve 81 applies a downward pressure to the third mold 5.

The working principle of the utility model is as follows: during pressing, the disc seat 1 is firstly placed in the containing groove 71 of the demoulding seat 7, so that the bottom surface of the disc seat 1 is abutted against the push plate 721 of the elastic part 72; then, respectively placing the first mold 3 and the second mold 4 on the disc seat 1, adding a friction material into an interlayer space a formed between the first mold 3 and the second mold 4, after the friction material is laid flat, placing the third mold 5 into the interlayer space a, inserting the sleeve 81 of the pressing piece 8 in alignment with the interlayer space a, and electrically connecting the temperature controller 63 with the first heating device 61 and the second heating device 62 respectively; then the whole device is placed under a 20-25T press machine, a power supply is switched on, the heating temperature is controlled through a temperature controller 63, heating is carried out while pressurizing, and after a period of time, the friction disc 2 is pressed; finally, the first die 3, the second die 4, the third die 5 and the pressing member 8 are removed, the pressed friction disc assembly is ejected under the action of the spring 722, and then the friction disc assembly is taken out and pressed.

Claims (10)

1. The utility model provides a friction disc subassembly embossing mold utensil, is including first mould (3), second mould (4), third mould (5) and heating mechanism (6), second mould (4) set up inside first mould (3), and is formed with annular intermediate layer space (a) of circle between first mould (3) and second mould (4), third mould (5) can be inserted and establish in this intermediate layer space (a), and closely cooperate with the inside wall of first mould (3) and the lateral wall of second mould (4) respectively, heating mechanism (6) can heat first mould (3) and second mould (4), its characterized in that: a disc seat (1) is hermetically placed below the interlayer space (a), a first die groove (11) is formed in the top surface of the disc seat (1), and a sample preparation cavity (b) for placing friction materials and preparing a friction disc (2) is formed between the disc seat (1) and a third die (5).

2. A friction disc assembly pressing die as defined in claim 1, wherein: the tray is characterized by further comprising a stripping seat (7), wherein a containing groove (71) for installing the tray seat (1) is formed in the stripping seat (7), and an elastic piece (72) capable of enabling the tray seat (1) to always keep moving in the direction away from the stripping seat (7) is arranged at the bottom of the containing groove (71).

3. A friction disc assembly pressing die as defined in claim 2, wherein: the elastic part (72) comprises a push plate (721) and a spring (722), the push plate (721) is arranged at the bottom of the disc seat (1), and two ends of the spring (722) are respectively hung on the bottom surface of the accommodating groove (71) and the bottom surface of the push plate (721), so that the push plate (721) always keeps a moving trend away from the demolding seat (7).

4. A friction disc assembly pressing die as defined in claim 3, wherein: the bottom surface of the accommodating groove (71) is provided with an installation groove (711) for installing a spring (722).

5. A friction disc assembly pressing die as defined in claim 4, wherein: the number of the mounting grooves (711) and the number of the springs (722) are eight, and the mounting grooves and the springs are distributed at intervals along the circumferential direction of the accommodating groove (71).

6. A friction disc assembly pressing die as defined in claim 1, wherein: the heating mechanism (6) comprises a first heating device (61), a second heating device (62) and a temperature controller (63) capable of controlling the first heating device (61) and the second heating device (62), the first heating device (61) is arranged on the first die (3), the second heating device (62) is arranged on the second die (4), and the temperature controller (63) is electrically connected with the first heating device (61) and the second heating device (62) respectively.

7. A friction disc assembly pressing die as defined in claim 6, wherein: the first die (3) and the second die (4) are both cylindrical.

8. A friction disc assembly pressing die as defined in claim 7, wherein: the first heating device (61) comprises a heating sleeve (611) and a first temperature sensor (612), the heating sleeve (611) is tightly sleeved outside the first die (3), the second heating device (62) comprises a heating column (621) and a second temperature sensor (622), and the heating column (621) is tightly inserted inside the second die (4).

9. A friction disc assembly pressing die as defined in claim 1, wherein: the clamping device further comprises a pressing piece (8), and a sleeve (81) which can be inserted into the interlayer space (a) is arranged at the bottom of the pressing piece (8) in a protruding mode.

10. A friction disc assembly pressing die as defined in any one of claims 1 to 9, wherein: and a second die groove (51) is formed in the bottom surface of the third die (5).