CN217648791U - Outer formula piston rod dustproof construction that leaks of vulcanizer - Google Patents
Outer formula piston rod dustproof construction that leaks of vulcanizer Download PDFInfo
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- CN217648791U CN217648791U CN202221148395.6U CN202221148395U CN217648791U CN 217648791 U CN217648791 U CN 217648791U CN 202221148395 U CN202221148395 U CN 202221148395U CN 217648791 U CN217648791 U CN 217648791U
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Abstract
A dustproof structure of an outer leakage type piston rod of a vulcanizing machine comprises a piston assembly, wherein the piston assembly comprises a piston and a cylinder body matched with the piston, a cylinder seat is arranged at the opening end of the cylinder body, and a sealing device matched with the piston is arranged on the upper side of the cylinder seat; the sealing device comprises a dustproof ring and a pressing plate for positioning the dustproof ring, and the pressing plate is connected and fixed on the cylinder base through a locking device. Through above-mentioned structure, can increase a dustproof construction for the piston assembly who does not have dustproof construction, make it possess dustproof function, clear away adnexed dust on the piston, prolong piston assembly's life.
Description
Technical Field
The utility model relates to a vulcanizer technical field especially relates to a vulcanizer leaks formula piston rod dustproof construction outward.
Background
The rubber flat vulcanizing machine is mainly used for vulcanizing flat rubber belts (such as conveying belts and transmission belts), and has the advantages of large unit area pressure of a hot plate, reliable equipment operation, small maintenance amount and the like. The main function of the press is to provide the pressure and temperature required for vulcanization. Pressure is generated by the hydraulic system through hydraulic cylinders and temperature is provided by a heating medium, typically steam.
The vulcanizing machine has the working characteristics that a sealing ring is not arranged at the position of a piston of the vulcanizing machine, particularly the vulcanizing machine with a long age, so that more rubber dust is generated on site in production, and the piston rod of the vulcanizing machine is positioned at the lower part of equipment and is more easily polluted by the rubber dust which is attached to the piston and rubs with a cylinder body in a sealing way during movement, one part of the rubber dust is attached to the piston, and the other part of the rubber dust is clamped in the cylinder body seal, so that hydraulic oil leaks.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the problem of exist among the above-mentioned background art is solved, a can clear away the dust that adheres to on the piston rod, and change convenient vulcanizer hourglass formula piston rod dustproof construction outward is provided.
In order to realize the technical characteristics, the purpose of the utility model is realized as follows: a leakage type piston rod dustproof structure of a vulcanizing machine comprises a piston assembly, wherein the piston assembly comprises a piston and a cylinder body matched with the piston, a cylinder seat is arranged at the opening end of the cylinder body, and a sealing device matched with the piston is installed on the upper side of the cylinder seat; the sealing device comprises a dustproof ring and a pressing plate for positioning the dustproof ring, and the pressing plate is fixedly connected to the cylinder base through a locking device.
The dustproof ring is in a disconnected ring shape.
The pressure plate is provided with an inner circle matched with the dustproof ring, and the outer periphery of the pressure plate is square or annular.
The pressing plate is composed of two halves which are divided equally according to an inner circle.
The locking device comprises a C-shaped clamping piece, one end of the C-shaped clamping piece is positioned on the pressing plate and presses the outer edge of the pressing plate, and the other end of the C-shaped clamping piece is positioned in the process groove of the cylinder base and provided with a fastening piece.
The locking device is a bolt which penetrates through the pressure plate from top to be screwed with the cylinder base.
The utility model discloses there is following beneficial effect:
1. exposed dustproof construction can increase a dustproof construction for the piston assembly who is not equipped with dustproof construction, makes it possess dustproof function, clears away adnexed dust on the piston, prolongs piston assembly's life. In addition, the dust ring is fixed in position through the pressing plate, when the dust ring needs to be replaced, the dust ring can be taken out by dismounting the pressing plate, the whole piston assembly does not need to be disassembled during replacement, and replacement is convenient.
2. The dustproof ring is in a broken ring shape, when the dustproof ring is replaced, the equipment part on the piston assembly does not need to be detached, the locking device is detached, the pressing plate is taken up along the direction of the piston, the old dustproof ring can be taken out, and the new dustproof ring is surrounded and sleeved on the piston.
3. Two mounting modes are provided, and a pressing plate is fixed on a cylinder seat with a process groove through a C-shaped clamping piece; for the cylinder seat without the process groove, the inner threaded hole is formed in the cylinder seat, the hole corresponding to the inner threaded hole is formed in the pressing plate, the bolt penetrates through the hole in the pressing plate and is connected with the inner threaded hole of the cylinder seat in a rotating mode, and the pressing plate is pressed and loosened by screwing the bolt.
Drawings
Fig. 1 is a schematic structural view of the vulcanizer with the dust-proof structure of the present invention.
Fig. 2 is a schematic view of the piston assembly with the dustproof structure of the present invention shown in fig. 1.
Fig. 3 isbase:Sub>A schematic view ofbase:Sub>A cross-sectionbase:Sub>A-base:Sub>A in fig. 2.
Fig. 4 is an enlarged schematic view of B in fig. 3.
In the figure, a piston assembly 10, a piston 11, a cylinder body 12, a cylinder seat 13 and a process groove 14;
the sealing device 20, the dust-proof ring 21, the pressure plate 22, the locking device 23, the C-shaped clamping piece 24, the fastening piece 25 and the inner circle 26.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings.
Referring to fig. 1-4, a dust-proof structure for an external leakage type piston rod of a vulcanizing machine comprises a piston assembly 10, wherein the piston assembly 10 comprises a piston 11 and a cylinder 12 matched with the piston 11, a cylinder seat 13 is arranged at the open end of the cylinder 12, and a sealing device 20 matched with the piston 11 is arranged on the upper side of the cylinder seat 13; the sealing device 20 comprises a dust ring 21 and a pressure plate 22 for positioning the dust ring 21, and the pressure plate 22 is fixedly connected to the cylinder base 13 through a locking device 23. Through the structure, the dustproof structure can be added to the piston assembly without the dustproof structure, so that the piston assembly has the dustproof function, dust attached to the piston 10 is removed, and the service life of the piston assembly is prolonged. In addition, the dust ring 21 is fixed by the pressing plate 22, when the dust ring 21 needs to be replaced, the dust ring 21 can be taken out by removing the pressing plate 22, and the whole piston assembly 10 does not need to be disassembled for replacement. In fig. 1, the pressing plate 22 is an integral structure, and four locking devices 23 are symmetrically arranged.
In a preferred scheme, the dust-proof ring 21 is in a broken ring shape, so that when the dust-proof ring 21 is replaced, the equipment parts on the piston assembly 10 do not need to be removed, and the dust-proof ring 21 is broken at one position, so that the replacement is convenient. When the piston is replaced, the locking device 23 is detached, the pressure plate 22 is taken up along the direction of the piston 11, the old dustproof ring 21 can be taken out, the new dustproof ring 21 is sleeved on the piston 11 in a surrounding mode, and the reset pressure plate 22 is installed again.
In a preferred embodiment, see fig. 4, the pressure plate 22 has an inner circle 26 which is matched with the dust-proof ring 21, the outer periphery is square or annular, and the inner circle 26 has a stepped structure, so that the dust-proof ring 21 can be fixed more stably.
In a preferred scheme, the pressing plate 22 is composed of two halves which are divided into two halves according to the inner circle 26, so that a new dustproof device can be conveniently installed on a piston assembly without the dustproof device, other equipment parts installed on the piston assembly do not need to be detached, and the installation is simple and convenient. In addition, when the locking devices 23 are installed, the number of the locking devices 23 also needs to be increased correspondingly, for example, two locking devices 23 are installed on each side, the pressure plate 22 in the two-half structure is pressed from multiple directions, the pressure plate 22 is prevented from being uneven, the dust-proof ring 21 is deformed in use, and the dust-proof effect is influenced.
In a preferred scheme, the locking device 23 comprises a C-shaped clamping piece 24, one end of the C-shaped clamping piece 24 is positioned on the pressing plate 22 and presses the outer edge of the pressing plate 22, and the other end of the C-shaped clamping piece 24 is positioned in the technical groove 14 of the cylinder seat 13 and is provided with a fastening piece 25. The cylinder base 13 with the process groove 14 can be quickly installed without damaging the original structure of the cylinder base 13. The fastener 25 may be a single bolt or a bolt with a nut, and after the bolt is tightened, the nut is further tightened to prevent the bolt from loosening.
Locking means are also provided, said locking means 23 being bolts (not shown in the figures) screwed from above through the pressure plate 22 to the cylinder block 13. An internal threaded hole is formed in the cylinder base 13, a hole corresponding to the internal threaded hole is formed in the pressing plate 22, and the bolt penetrates through the hole in the pressing plate 22 and is screwed with the internal threaded hole in the cylinder base 13. The dust ring 21 is exposed, the whole piston assembly 10 does not need to be disassembled during replacement, the bolt on the pressing plate 22 is dismounted, the dust ring 21 can be taken out, and the replacement is convenient.
The utility model discloses a working process and principle:
for the cylinder base 13 with the process groove 14, the dust-proof ring 21 is arranged on the inner circle 26 of the pressure plate 22 and is fixedly connected on the cylinder base 13 through the locking device 23, the locking device 23 comprises a C-shaped clamping piece 24, one end of the C-shaped clamping piece 24 is positioned on the pressure plate 22 and presses the outer edge of the pressure plate 22, the other end of the C-shaped clamping piece is positioned in the process groove 14 of the cylinder base 13 and is provided with a fastening piece 25, and the pressure plate 22 is pressed and loosened by screwing the fastening piece 25.
For the cylinder base 13 without the process groove 14, the cylinder base 13 is provided with an internal threaded hole, the pressing plate 22 is provided with a hole corresponding to the internal threaded hole, a bolt penetrates through the hole in the pressing plate 22 to be screwed with the internal threaded hole of the cylinder base 13, and the pressing plate 22 is pressed and loosened by screwing the bolt.
When the dust ring 21 needs to be replaced, the dust ring 21 can be taken out by removing the pressing plate 22, and the whole piston assembly 10 does not need to be disassembled for replacement.
Claims (6)
1. The utility model provides a vulcanizer leaks formula piston rod dustproof construction outward, it includes piston assembly (10), piston assembly (10) including piston (11) and with piston (11) complex cylinder body (12), the open end of cylinder body (12) is equipped with cylinder block (13), its characterized in that: a sealing device (20) matched with the piston (11) is arranged on the upper side of the cylinder seat (13); the sealing device (20) comprises a dustproof ring (21) and a pressure plate (22) for positioning the dustproof ring (21), and the pressure plate (22) is connected and fixed on the cylinder base (13) through a locking device (23).
2. The dust-proof structure for the leakage-type piston rod of the vulcanizing machine according to claim 1, characterized in that: the dustproof ring (21) is in a disconnected ring shape.
3. The dust-proof structure for the leakage-type piston rod of the vulcanizing machine according to claim 1, characterized in that: the pressure plate (22) is provided with an inner circle (26) matched with the dustproof ring (21), and the outer periphery of the pressure plate is square or annular.
4. The dust-proof structure for the externally-leaking piston rod of the vulcanizing machine according to claim 3, characterized in that: the pressure plate (22) is composed of two halves which are divided equally according to an inner circle (26).
5. The dust-proof structure for the externally-leaking piston rod of the vulcanizing machine according to claim 1, characterized in that: the locking device (23) comprises a C-shaped clamping piece (24), one end of the C-shaped clamping piece (24) is positioned on the pressing plate (22) and presses the outer edge of the pressing plate (22), and the other end of the C-shaped clamping piece is positioned in the process groove (14) of the cylinder base (13) and is provided with a fastener (25).
6. The dust-proof structure for the externally-leaking piston rod of the vulcanizing machine according to claim 1, characterized in that: the locking device (23) is a bolt which penetrates through the pressure plate (22) from top to be screwed with the cylinder base (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221148395.6U CN217648791U (en) | 2022-05-13 | 2022-05-13 | Outer formula piston rod dustproof construction that leaks of vulcanizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221148395.6U CN217648791U (en) | 2022-05-13 | 2022-05-13 | Outer formula piston rod dustproof construction that leaks of vulcanizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217648791U true CN217648791U (en) | 2022-10-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221148395.6U Active CN217648791U (en) | 2022-05-13 | 2022-05-13 | Outer formula piston rod dustproof construction that leaks of vulcanizer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217648791U (en) |
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2022
- 2022-05-13 CN CN202221148395.6U patent/CN217648791U/en active Active
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