Four-upright-post vulcanizing machine
Technical Field
The utility model relates to a rubber processing technology field specifically indicates a four-column vulcanizing machine.
Background
The vulcanizing machine is suitable for vulcanizing and pressing various rubber and plastic products; preheating, automatic gas discharge after feeding, pressure maintaining vulcanization, timing alarm, automatic mold opening, product mold stripping and other functions required by the rubber vulcanization process are integrated. Generally, PLC control is adopted, automatic operation and manual operation are achieved, most of the existing vulcanizing machines can only vulcanize one piece of rubber at the same time, the time required by production is long, the efficiency is low, and the production requirements of existing products cannot be met.
Disclosure of Invention
The utility model discloses to prior art's not enough, provide a simple structure, vulcanize efficient, safe and reliable, convenient operation's four-column vulcanizer.
The utility model is realized by the following technical proposal, the utility model provides a four-upright post vulcanizing machine, which comprises a fixed base, 4 vertical upright posts fixedly connected with the upper end surface of the base, a top bracket fixedly connected with the top of the upright posts, a first upper die, a first lower die, a second upper die, a second lower die, a third upper die and a third lower die which are sequentially arranged from top to bottom, wherein the first upper die and the first lower die form a first vulcanizing cavity, the second upper die and the second lower die form a second vulcanizing cavity, the third upper die and the third lower die form a third vulcanizing cavity, the first upper die is fixedly connected with the lower end surface of the top bracket, the second upper die is vertically connected with the upright posts in a sliding way through 4 upper guide blocks fixedly connected with the second upper die, the third upper die is vertically connected with the upright posts in a sliding way through 4 lower guide blocks fixedly connected with the third upper die, the first lower die is fixedly connected with the second upper die, the second lower die is fixedly connected with the third, ascending pneumatic cylinder of rigid coupling on the base, the telescopic shaft rigid coupling of third lower mould and pneumatic cylinder, the rigid coupling has the last dog that is located guide block below and is located lower fender ring of guide block below on the stand, it has the vertical hole that passes of holding last dog to open on the guide block down.
Through the extension of pneumatic cylinder in this scheme, upwards push away the third lower mould, make mould closure on third lower mould and the third, then promote mould closure on second lower mould and the second, promote first lower mould and first mould closure at last, thereby vulcanize the chamber to three vulcanization simultaneously, the pneumatic cylinder shrink, earlier first lower mould and first mould separation of going up, go up after the dog is touch to the guide block, the mould stops the whereabouts on the second, make second lower mould and mould separation on the second, when the lower fender ring is touched to lower guide block, mould stops the whereabouts on the third, make third lower mould and mould separation on the third, thereby take out the rubber after will vulcanize, it has the vertical passing hole of fender piece to hold to open on the lower guide block, thereby interfere with last dog when avoiding down the guide block to go up and down.
As optimization, 4 stand columns are arranged in a square shape. 4 stands in this scheme are square arranging, have improved the stability of vulcanizer.
Preferably, the column is cylindrical, and the upper guide block and the lower guide block are both provided with arc surfaces matched with the outer circumferential surface of the column. In the scheme, the upper guide block and the lower guide block are provided with arc surfaces matched with the outer circumferential surface of the stand column, so that the upper guide block and the lower guide block are in sliding connection with the stand column.
As optimization, the upper stop block is a square block, the upper stop block penetrates through the vertical square hole and penetrates into the circular arc surface, and the vertical projection of the square block is located in the range of the square hole. Square block is located the within range of quad slit at vertical projection in this scheme to interfere with last dog when avoiding down the guide block lift.
As optimization, all the rigid couplings have the pilot pin that is located the up end on first lower mould, second lower mould and the third lower mould, the vertical setting of pilot pin, all open the locating hole with the pilot pin adaptation on first last mould, the second goes up mould and the third. The positioning pin arranged in the scheme can be inserted into the positioning hole, so that the positioning effect is achieved during die assembly.
Preferably, the top of the positioning needle is conical. The top of location needle in this scheme is the toper, and the location needle of being convenient for inserts in the locating hole.
The utility model has the advantages that: the utility model discloses a four-column vulcanizing machine through setting up three vulcanization chamber, can vulcanize the rubber of three vulcanization intracavity simultaneously, vulcanizes the completion back, and three vulcanization chamber separates in proper order, is convenient for take out the rubber of vulcanizing, the utility model discloses simple structure, high, the safe and reliable of vulcanization efficiency, convenient operation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the working state of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 1 in accordance with the present invention;
FIG. 5 is a cross-sectional view taken along plane C-C of FIG. 1 in accordance with the present invention;
shown in the figure:
1. the base, 2, the pneumatic cylinder, 3, the top support, 4, first mould, 5, first lower mould, 6, second mould, 7, second lower mould, 8, the third mould, 9, the third lower mould, 10, go up the dog, 11, lower fender ring, 12, the pilot pin, 13, the stand, 14, go up the guide block, 15, lower guide block, 16, pass the hole, 17, the locating hole.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.
As shown in fig. 1-5, the utility model discloses a four-column vulcanizing machine, including fixed base 1, rigid coupling 4 vertical stands 13 and the rigid coupling of 1 up end of base at the top support 3 at stand 13 top, 4 stands 13 are squarely arrange, stand 13 is cylindrical, the top surface rigid coupling of top support 3 and 4 stands.
The vulcanizing machine further comprises a first upper die 4, a first lower die 5, a second upper die 6, a second lower die 7, a third upper die 8 and a third lower die 9 which are sequentially arranged from top to bottom, wherein the first upper die 4 and the first lower die 5 form a first vulcanizing cavity, the second upper die 6 and the second lower die 7 form a second vulcanizing cavity, and the third upper die 8 and the third lower die 9 form a third vulcanizing cavity.
The first upper die 4 is fixedly connected to the lower end face of the top support 3, the first lower die 5 is fixedly connected to the second upper die 6, 4 upper guide blocks 14 corresponding to the stand column 13 are fixedly connected to the side face of the second upper die 6, an arc surface matched with the outer circumferential surface of the stand column 13 is formed in each upper guide block 14, and the second upper die 6 is vertically connected with the stand column 13 in a sliding mode through the 4 upper guide blocks 14.
The second lower die 7 is fixedly connected with the third upper die 8, the side surface of the third upper die 8 is fixedly connected with 4 lower guide blocks 15 corresponding to the upright column 13, the lower guide blocks 15 are provided with arc surfaces matched with the outer circumferential surface of the upright column 13, and the third upper die 8 is vertically connected with the upright column 13 in a sliding manner through the 4 lower guide blocks 15.
An upper stop block 10 positioned below the upper guide block 14 is fixedly connected to the upright column 13, and the upper stop block 10 is a square block, so that the upper guide block 14 is stopped from falling below.
It has the vertical hole 16 that passes of dog 10 to hold to open on the guide block 15 down, and it is inside vertical quad slit and run through to the arc surface to pass hole 16, the quad slit is located the within range of quad slit at vertical projection.
The upright post 13 is fixedly connected with a lower retaining ring 11 positioned below the lower guide block 15, and the lower retaining ring 11 is an annular bulge arranged along the outer circumferential surface of the upright post 13 and used for retaining the falling of the lower guide block 15.
An upward hydraulic cylinder 2 is fixedly connected to the base 1, and a third lower die 9 is fixedly connected with a telescopic shaft of the hydraulic cylinder 2.
Equal rigid coupling has the pilot pin 12 that is located the up end on first lower mould 5, second lower mould 7 and the third lower mould 9, the vertical setting of pilot pin 12, the top of pilot pin 12 is the toper, all opens the locating hole 17 with pilot pin 12 adaptation on mould 6 on first mould 4, the second and the third mould 8.
The utility model discloses a use method: when the vulcanizing machine is used, rubber needing to be vulcanized is placed in the first lower die 5, the second lower die 7 and the third lower die 9, the third lower die 9 is pushed upwards through the extension of the hydraulic cylinder 2, the third lower die 9 and the third upper die 8 are closed, then the second lower die 7 and the second upper die 6 are pushed to be closed, finally the first lower die 5 and the first upper die 4 are pushed to be closed, and then three vulcanizing cavities are vulcanized simultaneously.
After vulcanization is completed, the hydraulic cylinder 2 contracts, the first lower die 5 is separated from the first upper die 4 under the action of gravity, the second upper die 6 stops falling after the upper guide block 14 touches the upper stop block 10, so that the second lower die 7 is separated from the second upper die 6, and the third upper die 8 stops falling when the lower guide block 15 touches the lower stop ring 11, so that the third lower die 9 is separated from the third upper die 8, and the vulcanized rubber is taken out.
Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.