CN214293981U

CN214293981U - Pull rod mechanism of vulcanizing machine

Info

Publication number: CN214293981U
Application number: CN202021997568.2U
Authority: CN
Inventors: 陶树平
Original assignee: Tianjin Chuyang Machinery Manufacturing Co ltd
Current assignee: Tianjin Chuyang Machinery Manufacturing Co ltd
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-09-28
Anticipated expiration: 2030-09-14

Abstract

The utility model discloses a pull rod mechanism of vulcanizer, including base, stand, footstock, go up hot dish, hot dish and draw bar assembly down, stand fixed mounting is in base upper surface one side, footstock fixed mounting is on the stand top, it is at the footstock lower surface to go up hot dish fixed mounting, the hot dish is located under the hot dish down, the base upper end is equipped with first pneumatic cylinder, hot dish fixed mounting is directly over first pneumatic cylinder down, the mould has been placed on the hot dish down, base upper surface one side is equipped with the second pneumatic cylinder. The utility model discloses a set up pull rod assembly, can utilize to press pole one end to pass through second butt piece and pivot butt for the pivot moves down, thereby makes first limiting plate and second limiting plate expand and supports the pressure to the footstock, makes first pneumatic cylinder offset the jacking force of footstock and pull rod assembly's holding down force, thereby can guarantee that the footstock is stable, has improved the life of vulcanizer greatly.

Description

Pull rod mechanism of vulcanizing machine

Technical Field

The utility model relates to a vulcanizer correlation technique field specifically is a pull rod mechanism of vulcanizer.

Background

The vulcanizer is a machine for vulcanizing various rubber and plastics, and has the functions of timing mould locking, automatic pressure supplementing, automatic temperature control, automatic timing, time-up alarm and the like. The vulcanizing machine adopts three modes of electric heating, steam heating and heat conducting oil heating; when the existing vulcanizing machine works, a lower hot plate is mostly lifted upwards to be attached to an upper hot plate, so that rubber materials in a mold between the upper hot plate and the lower hot plate are heated, and the rubber materials are melted and molded.

However, current vulcanizer during operation, the hot dish shifts up under the promotion of pneumatic cylinder down, and take place the impact with the footstock, long-time work, make the footstock raise easily and produce deformation, thereby lead to the vulcanizer, not only can influence the bulk strength of vulcanizer structure, reduce its life, more can influence the hot dish, the laminating effect of hot dish and mould down, lead to heating effect not good and finally influence the quality of product, consequently, need utilize pull rod mechanism to stabilize, but current pull rod mechanism, the operation is complicated, and power unit is more, be not convenient for control, consequently, need improve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pull rod mechanism of vulcanizer to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a pull rod mechanism of vulcanizer, includes base, stand, footstock, goes up hot dish, hot dish and pull rod assembly down, stand fixed mounting is in base upper surface one side, footstock fixed mounting is on the stand top, it is at the footstock lower surface to go up hot dish fixed mounting, the hot dish is located under the hot dish down, the base upper end is equipped with first pneumatic cylinder, hot dish fixed mounting is directly over first pneumatic cylinder down, the mould has been placed on the hot dish down, base upper surface one side is equipped with the second pneumatic cylinder, pull rod assembly fixed mounting is on second pneumatic cylinder top, pull rod assembly runs through and has seted up the second through-hole on the footstock and extend to the footstock upper end.

Further, the pull rod assembly comprises two groups of fixing plates, a shaft rod is arranged between the two groups of fixing plates, the shaft rod is connected with the two groups of fixing plates in a sliding mode, a first limiting plate and a second limiting plate are connected to the shaft rod in a rotating mode, limiting blocks are arranged on two side walls of the fixing plates, and the limiting blocks are in contact with one sides of the first limiting plate and the second limiting plate respectively.

Furthermore, the sliding grooves are formed in the surfaces of two groups of one sides of the fixing plates, sliding blocks are fixedly connected to the two ends of the shaft rod, the shaft rod is connected with the sliding grooves in a sliding mode through the sliding blocks, compression springs are fixedly connected to the bottom ends of the sliding grooves, and the sliding blocks are fixedly connected to one ends of the compression springs.

Furthermore, an extension spring is arranged between the first limiting plate and the second limiting plate, and two ends of the extension spring are fixedly connected with side walls of the first limiting plate and the second limiting plate respectively.

Further, a fixed support is fixedly mounted at the upper end of the top seat, a pressing rod is rotatably mounted on the fixed support, a first abutting block and a second abutting block are respectively arranged at two ends of the lower surface of the pressing rod, and the second abutting block abuts against the upper end of the shaft rod.

Furthermore, a jacking rod is arranged on one side of the lower hot plate, and one end of the jacking rod penetrates through a first through hole formed in the top seat and is abutted against the first abutting block.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

(1) the utility model discloses a set up pull rod assembly, during the use, can utilize the second pneumatic cylinder to push up pull rod assembly, make pull rod assembly remove to the footstock upper end, when first pneumatic cylinder shifts up, it shifts up simultaneously with the mould to go up hot dish, the jacking supports the depression bar to shift up the jacking simultaneously, make and support the depression bar and take place the slope, make and support depression bar one end through second butt piece and pivot butt, make the pivot move down, thereby make first limiting plate and second limiting plate expand, first limiting plate and second limiting plate are spacing to the second through-hole and support the pressure to the footstock, make the jacking force of first pneumatic cylinder to the footstock and pull rod assembly's holding down force offset, thereby can guarantee that the footstock is stable, make the hot dish of going up, the laminating of lower hot dish and mould is effectual, the life of vulcanizer has been improved greatly simultaneously.

(2) The utility model discloses an utilize first pneumatic cylinder to shift up and support the depression bar through the jacking of jacking rod, utilize to support the depression bar and support and press work, be pressure when making first pneumatic cylinder shift up and get back to the footstock upper end again to the jacking force conversion of footstock, can reduce power unit's use, and utilize two sets of limiting plates to expand simultaneously and support the pressure to the footstock, avoid the long-time use of footstock to take place deformation phenomenon, convenient to use.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the present invention in operation;

fig. 3 is a schematic structural diagram of a portion a in fig. 2 according to the present invention;

fig. 4 is a schematic structural view of the tie rod assembly of the present invention;

fig. 5 is a right-view structural diagram of the pull rod assembly of the present invention.

In the figure: 1. a base; 2. a column; 3. a top seat; 4. an upper hot plate; 5. a lower hot plate; 6. a mold; 7. a first hydraulic cylinder; 8. a second hydraulic cylinder; 9. a fixing plate; 10. a first limit plate; 11. a first through hole; 12. a second through hole; 13. a jacking rod; 14. a first abutment block; 15. a second abutment block; 16. a pressing rod; 17. a second limiting plate; 18. a compression spring; 19. a chute; 20. an extension spring; 21. a limiting block; 22. a shaft lever; 23. a slider; 24. and fixing the support.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a pull rod mechanism of vulcanizer, includes base 1, stand 2, footstock 3, goes up hot dish 4, lower hot dish 5 and pull rod assembly, 2 fixed mounting on one side of the 1 upper surface of base, 3 fixed mounting on the 2 tops of stand of footstock, go up hot dish 4 fixed mounting on the 3 lower surfaces of footstock, hot dish 5 is located under last hot dish 4 down, 1 upper end of base is equipped with first pneumatic cylinder 7, hot dish 5 fixed mounting is directly over first pneumatic cylinder 7 down, placed mould 6 on the hot dish 5 down, 1 upper surface one side of base is equipped with second pneumatic cylinder 8, pull rod assembly fixed mounting is on 8 tops of second pneumatic cylinder, pull rod assembly runs through and has seted up second through-hole 12 on the footstock 3 and extend to 3 upper ends of footstock.

The pull rod assembly comprises two groups of fixing plates 9, two groups of shaft rods 22 are arranged between the fixing plates 9, the shaft rods 22 are in sliding connection with the fixing plates 9, the shaft rods 22 are connected with first limiting plates 10 and second limiting plates 17 in a rotating mode, limiting blocks 21 are arranged on two side walls of the fixing plates 9, the limiting blocks 21 are in contact with one sides of the first limiting plates 10 and the second limiting plates 17 respectively, the first limiting plates 10 and the second limiting plates 17 can be used for unfolding the second through holes 12 at the same time to cover the second through holes 12, so that the upper ends of the footstock 3 are fixed, and the footstock 3 is pressed.

The sliding grooves 19 are formed in the surfaces of one side of the two groups of fixing plates 9, the sliding blocks 23 are fixedly connected to two ends of the shaft rod 22, the shaft rod 22 is connected with the sliding grooves 19 in a sliding mode through the sliding blocks 23, the compression springs 18 are fixedly connected to the bottom ends of the sliding grooves 19, the sliding blocks 23 are fixedly connected to one ends of the compression springs 18, when the shaft rod 22 is pressed, the shaft rod 22 can move downwards along the sliding grooves 19 through the sliding blocks 23, meanwhile, the compression springs 18 are compressed, and when the shaft rod 22 moves downwards, the unfolding angles of the first limiting plate 10 and the second limiting plate 17 are changed under the action of the limiting blocks 21 until the first limiting plate 10 and the second limiting plate 17 are completely unfolded in parallel.

Be equipped with extension spring 20 between first limiting plate 10, the second limiting plate 17, extension spring 20 both ends respectively with first limiting plate 10, a second limiting plate 17 lateral wall fixed connection, through setting up extension spring 20, axostylus axostyle 22 can shift up under compression spring 18's elasticity effect and reset under the effect of non-pressure, and extension spring 20 can stimulate first limiting plate 10, second limiting plate 17 and reset simultaneously, makes the maximum distance between first limiting plate 10, the second limiting plate 17 be less than the diameter of second through-hole 12 to be convenient for separate pull rod assembly and footstock 3.

3 upper end fixed mounting of footstock has a fixed stay 24, rotate on the fixed stay 24 and install the pressure lever 16 that supports, 16 lower surface both ends of pressure lever are equipped with first butt piece 14, second butt piece 15 respectively, second butt piece 15 and axostylus axostyle 22 upper end butt can utilize 16 one end of pressure lever to pass through second butt piece 15 and axostylus axostyle 22 butt when the pressure lever 16 takes place the slope to make axostylus axostyle 22 shift down, first limiting plate 10, the expansion of second limiting plate 17.

The hot dish 5 one side is equipped with jacking rod 13 down, jacking rod 13 one end runs through some first through-holes 11 and with first butt piece 14 butt of seting up on the footstock 3, and when the hot dish 5 moved up under the jacking of first pneumatic cylinder 7, jacking rod 13 shifted up jacking butt pole 16 in step, made butt pole 16 take place to incline and with first butt piece 14 butt.

The utility model discloses a theory of operation: firstly, a mold 6 to be heated is placed on a lower hot plate 5, then a second hydraulic cylinder 8 is utilized, then the second hydraulic cylinder 8 is utilized to push up a pull rod assembly, the pull rod assembly penetrates through a second through hole 12 to move to the upper end of a top seat 3, the first hydraulic cylinder 7 is utilized to lift the lower hot plate 5 to move upwards, simultaneously a lifting rod 13 synchronously moves upwards to lift a propping rod 16, the propping rod 16 inclines and props against a first propping block 14, when the lifting rod 13 inclines, the second propping block 15 props against a shaft rod 22, the shaft rod 22 moves downwards along a sliding groove 19 through a sliding block 23 under the pressure action of the second propping block 15, a compression spring 18 is compressed, and when the shaft rod 22 moves downwards, a first limiting plate 10 and a second limiting plate 17 change in unfolding angle under the supporting action of the limiting block 21 until the first limiting plate 10 and the second limiting plate 17 are parallel to each other and completely unfolded, the first limiting plate 10 and the second limiting plate 17 can be utilized, The second limit plate 17 is unfolded at the same time to cover the second through hole 12, thereby being fixed to the upper end of the top seat 3, the top seat 3 is pressed, so that the jacking force of the top seat 3 by the first hydraulic cylinder 7 can be counteracted with the downward pressure of the pull rod assembly, thereby ensuring the stability of the top seat 3 and greatly prolonging the service life of the vulcanizing machine, the first hydraulic cylinder 7 moves upwards to lift the abutting rod 16 through the lifting rod 13, the abutting rod 16 is used for abutting, the jacking force of the top seat 3 is converted into pressure when the first hydraulic cylinder 7 moves upwards to return to the upper end of the top seat 3 again, the use of a power mechanism can be reduced, and the two groups of limiting plates are simultaneously unfolded to press the top seat 3, so that the deformation phenomenon of the top seat 3 after long-time use is avoided, the upper hot plate 4, the lower hot plate 5 and the die 6 have good fitting effect, and the service life of the vulcanizing machine is greatly prolonged; after the use, can utilize first pneumatic cylinder 7 to move down, the pressure lever 16 resets under the action of gravity of first butt piece 14, make second butt piece 15 and axostylus axostyle 22 separate, axostylus axostyle 22 shifts up under compression spring 18's elasticity effect and resets, extension spring 20 can stimulate first limiting plate 10 simultaneously, second limiting plate 17 resets, make first limiting plate 10, the maximum distance between second limiting plate 17 is less than the diameter of second through-hole 12, thereby be convenient for separate pull rod assembly and footstock 3, and the operation is simple, and convenient to use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A pull rod mechanism of a vulcanizing machine is characterized by comprising a base (1), an upright post (2), a top seat (3), an upper hot plate (4), a lower hot plate (5) and a pull rod assembly, the upright post (2) is fixedly arranged on one side of the upper surface of the base (1), the top seat (3) is fixedly arranged at the top end of the upright post (2), the upper hot plate (4) is fixedly arranged on the lower surface of the top seat (3), the lower hot plate (5) is positioned right below the upper hot plate (4), the upper end of the base (1) is provided with a first hydraulic cylinder (7), the lower hot plate (5) is fixedly arranged right above the first hydraulic cylinder (7), a mould (6) is arranged on the lower hot plate (5), a second hydraulic cylinder (8) is arranged on one side of the upper surface of the base (1), the pull rod assembly is fixedly installed at the top end of the second hydraulic cylinder (8), and the pull rod assembly penetrates through the top seat (3) and is provided with a second through hole (12) which extends to the upper end of the top seat (3).

2. The pulling rod mechanism of a vulcanizer according to claim 1, wherein: the pull rod assembly comprises two groups of fixing plates (9) and is characterized in that a shaft rod (22) is arranged between the fixing plates (9), the shaft rod (22) is connected with the fixing plates (9) in a sliding mode, the shaft rod (22) is connected with a first limiting plate (10) and a second limiting plate (17) in a rotating mode, limiting blocks (21) are arranged on two side walls of the fixing plates (9), and the limiting blocks (21) are in contact with one sides of the first limiting plate (10) and the second limiting plate (17) respectively.

3. The pulling rod mechanism of a vulcanizer according to claim 2, wherein: the sliding grooves (19) are formed in the surface of one side of each of the two groups of fixing plates (9), sliding blocks (23) are fixedly connected to the two ends of the shaft rod (22), the shaft rod (22) is connected with the sliding grooves (19) in a sliding mode through the sliding blocks (23), compression springs (18) are fixedly connected to the bottom ends of the sliding grooves (19), and the sliding blocks (23) at one ends of the compression springs (18) are fixedly connected.

4. The pulling rod mechanism of a vulcanizer according to claim 2, wherein: an extension spring (20) is arranged between the first limiting plate (10) and the second limiting plate (17), and two ends of the extension spring (20) are fixedly connected with one side wall of the first limiting plate (10) and one side wall of the second limiting plate (17) respectively.

5. The pulling rod mechanism of a vulcanizer according to claim 1, wherein: the supporting seat is characterized in that a fixed supporting column (24) is fixedly mounted at the upper end of the top seat (3), a pressing rod (16) is rotatably mounted on the fixed supporting column (24), a first abutting block (14) and a second abutting block (15) are arranged at two ends of the lower surface of the pressing rod (16) respectively, and the second abutting blocks (15) are abutted to the upper end of the shaft rod (22).

6. The pulling rod mechanism of a vulcanizer according to claim 1, wherein: and one side of the lower hot plate (5) is provided with a jacking rod (13), and one end of the jacking rod (13) penetrates through a first through hole (11) formed in the top seat (3) and is abutted against the first abutting block (14).