CN210560062U - Pressure device of calender - Google Patents
Pressure device of calender Download PDFInfo
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- CN210560062U CN210560062U CN201921533121.7U CN201921533121U CN210560062U CN 210560062 U CN210560062 U CN 210560062U CN 201921533121 U CN201921533121 U CN 201921533121U CN 210560062 U CN210560062 U CN 210560062U
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Abstract
The utility model discloses a pressure device of a calender, which relates to the field of calenders and comprises a support frame and a self-pressing device; the support frame is fixedly connected to a base of the calender main body, and the self-pressing device is fixedly connected to the support frame; the self-pressing device comprises a pneumatic mechanism and a pressing mechanism; the pneumatic mechanism comprises an air bag, a first connecting pipe and an inflator pump, wherein one end of the first connecting pipe is communicated with the inner cavity of the air bag, and the other end of the first connecting pipe is connected with the inflator pump; the pressing mechanism is arranged right above the upper roller of the calender main body, and the air bag presses the upper roller of the calender main body through the pressing mechanism. The utility model has the advantages that: the pressure transmission chain is reduced, so that the pressure value of the calender is more stable, and the qualification rate of the glass is improved.
Description
Technical Field
The utility model relates to a calender field especially relates to a pressure device of calender.
Background
In a glass calendering line, a calender is a key apparatus for glass forming. When thin glass is produced, the pressure between the upper roller and the lower roller of the calender is not enough to thin the glass, so that the upper roller needs to be forcibly pressed down by using an additional pressure device to ensure the thickness of the glass.
The existing pressure device has the following defects: firstly, a pressure transmission chain is as follows: the device comprises an upper roller, a pressure lever device, a lever mechanism, a supporting platform, a plant concrete foundation, a calender base and a lower roller, wherein a pressure conduction chain is too long, so that elastic deformation and vibration are difficult to control, and finally, the pressure value is unstable, and the qualification rate of glass is low; secondly, the pressure needs to be conducted through a concrete foundation of the plant, the requirements on civil engineering design and construction of the plant are high, the time for building construction of the plant is long, and a plurality of old plants are difficult to upgrade and reform according to the requirements; thirdly, precise electromechanical equipment such as a motor used for applying pressure, a lifter and a sensor used for detecting pressure are arranged on the supporting platform, and due to the floating property of hot air, the equipment needs to operate for a long time in a high-temperature environment, so that the equipment is easy to damage, short in service life, high in failure rate and low in accuracy; and fourthly, the size of the supporting platform is large, a large amount of factory space is occupied, the operation and maintenance of the calender by workers are inconvenient, and the design and construction cost is high and the time consumption is long.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a calender's pressure device that can reduce the pressure conduction chain and can reduce electrical components's fault rate is provided.
The utility model discloses a realize solving above-mentioned technical problem through following technical means: the pressure device of the calender comprises a support frame (10) and a self-pressing device (20); the support frame (10) is fixedly connected to a base of the calender main body (30), and the self-pressing device (20) is fixedly connected to the support frame (10); the self-pressing device (20) comprises a pneumatic mechanism and a pressing mechanism; the pneumatic mechanism comprises an air bag (208), a first connecting pipe (209) and an inflator pump (210), one end of the first connecting pipe (209) is communicated with an inner cavity of the air bag (208), and the other end of the first connecting pipe (209) is connected with the inflator pump (210); the pressing mechanism is arranged right above the upper roller of the calender main body (30), and the air bag (208) presses the upper roller of the calender main body (30) through the pressing mechanism. The air bag is pressurized and inflated by the inflator pump, and is pressed against the upper roller of the calender main body through the pressing mechanism, so that the upper roller is pressed. The pressure transmission chain is reduced, so that the pressure value of the calender is more stable, and the qualification rate of the glass is improved; the pressure is not required to be conducted through a concrete foundation of the factory building, so that the requirements on civil engineering design and construction of the factory building are reduced; the inflator pump can be arranged in a low-temperature area through the connecting pipe, so that the problems of easy damage of electrical components, short service life, high failure rate and low accuracy caused by a high-temperature environment are solved; and a large platform is not required to be installed, so that the construction cost is reduced, and the construction time is shortened.
As an optimized technical scheme, the self-pressure device (20) further comprises an outer cylinder, the outer cylinder comprises a cylinder body (201), an installation cavity (202) and a top plate (206), the cylinder body (201) is fixedly connected to the support frame (10), the installation cavity (202) is formed in the cylinder body (201), and the top plate (206) is fixedly connected to the top of the installation cavity (202); the air bag (208) is arranged in the mounting cavity (202), and the upper end of the air bag (208) is fixedly connected with the top plate (206); the pressing mechanism comprises a pressing plate (211) and a pressing rod (212); the pressing plate (211) is fixedly connected to the lower end of the air bag (208), and the pressing plate (211) can move up and down in the installation cavity (202); the upper end of the pressing rod (212) is fixedly connected with the pressing plate (211), the pressing rod (212) penetrates out of the barrel body (201) from the bottom of the mounting cavity (202), and the air bag (208) presses the pressing rod (212) on an upper roller bearing seat of the calender main body (30) through the pressing plate (211). The air bag realizes that the pressure lever applies pressure to the upper roller bearing seat through the pressure applying plate, thereby realizing the application of pressure to the upper roller.
As an optimized technical scheme, the support frame (10) comprises a support (101), a connecting plate (102), a support post (103), a pressure lever device mounting plate (105) and a pressure lever through hole (106); the support (101) is arranged above the upper roller of the calender main body (30) and stretches across the upper roller of the calender main body (30); the upper part of the connecting plate (102) is fixedly connected with the front end of the support (101), and the lower part of the connecting plate (102) is fixedly connected with the front end of the stand of the calender main body (30); the upper end of the support post (103) is fixedly connected with the rear end of the support seat (101), and the lower end of the support post (103) is fixedly connected with the rear end of the stand of the calender main body (30); the pressure lever device mounting plate (105) is horizontally arranged and fixedly connected to the top of the support (101); a pressure lever through hole (106) is formed in the middle of the pressure lever device mounting plate (105); the cylinder body (201) is fixedly connected with the pressure lever device mounting plate (105), and the pressure lever (212) penetrates through the pressure lever device mounting plate (105) through the pressure lever through hole (106) and penetrates out of the lower part of the support (101). The connecting plate and the support are respectively supported below two ends of the support to form a complete supporting structure, and the barrel of the self-pressing device is installed through the pressing rod device installing plate, so that the structure is simple, and the installation is convenient.
As an optimized technical scheme, a gap is arranged between the outer edge of the pressure applying plate (211) and the inner wall of the mounting cavity (202); the outer cylinder further comprises a guide plate (203) and a guide hole (204), the guide plate (203) is fixedly connected to the bottom of the cylinder body (201), and the guide plate (203) is provided with the guide hole (204); the pressing rod (212) penetrates out of the cylinder body (201) through the guide hole (204), and a gap is formed between the outer side of the pressing rod (212) and the inner wall of the guide hole (204); the gap between the outer edge of the pressure applying plate (211) and the inner wall of the cylinder body (201) and the gap between the outer side of the pressure lever (212) and the inner wall of the guide hole (204) limit the pressure lever (212) to move along the vertical direction.
As an optimized technical scheme, a plurality of vent holes (207) are formed in the side wall of the cylinder body (201), and each vent hole (207) is communicated with the mounting cavity (202) and the outside.
As an optimized technical scheme, the pressing mechanism further comprises an end head (213), the end head (213) is fixedly connected to the lower end of the pressing rod (212), the end head (213) is an inverted frustum body, the diameter of the top surface of the inverted frustum body is larger than that of the bottom surface of the inverted frustum body, and a groove matched with the end head (213) is formed in an upper roller bearing seat of the calender main body (30).
As an optimized technical scheme, the air bag (208) adopts a metal corrugated air bag. The ambient temperature of calender top is 150 ~ 300 degrees, adopts metal ripple gasbag can be high temperature resistant.
As an optimized technical scheme, the self-pressure device (20) further comprises a detection mechanism, the detection mechanism comprises a second connecting pipe (214) and a pressure detection device (215), one end of the second connecting pipe (214) is communicated with the inner cavity of the air bag (208), and the other end of the second connecting pipe is connected with the pressure detection device (215). The pressure detection device can detect the internal air pressure of the air bag, and the formula is as follows: the pressure F is the pressure P multiplied by the stress area S, and the measurement of the pressure rod can be indirectly realized.
As an optimized technical scheme, the self-pressure device (20) further comprises an adjusting mechanism, the adjusting mechanism comprises a third connecting pipe (216) and a pressure adjusting valve (217), the third connecting pipe (216) is communicated with an internal cavity of the air bag (208), and the pressure adjusting valve (217) is connected to the third connecting pipe (216). The pressure regulating valve can regulate the internal air pressure of the air bag, so that the stable regulation of the internal pressure of the air bag is realized, and the pressure of the pressure rod is stable.
As an optimized technical scheme, the self-pressure device (20) further comprises a safety mechanism, the safety mechanism comprises a fourth connecting pipe (218) and a pressure safety valve (219), the fourth connecting pipe (218) is communicated with an inner cavity of the air bag (208), and the pressure safety valve (219) is connected to the fourth connecting pipe (218). When the internal air pressure of the air bag exceeds a set limit value, the internal pressure of the air bag can be released in time through the pressure safety valve, and potential safety hazards are eliminated.
The utility model has the advantages that: the pressure transmission chain is reduced, so that the pressure value of the calender is more stable, and the qualification rate of the glass is improved; the pressure is not required to be conducted through a concrete foundation of the factory building, so that the requirements on civil engineering design and construction of the factory building are reduced; electrical elements such as the inflator pump, the pressure detection device, the pressure regulating valve, the pressure safety valve and the like can be arranged in a low-temperature area through connecting pipes, so that the problems that electrical elements are easy to damage, short in service life, high in failure rate and low in accuracy caused by a high-temperature environment are solved; and a large platform is not required to be installed, so that the construction cost is reduced, and the construction time is shortened.
Drawings
Fig. 1 is a schematic structural view of a pressing device of a conventional calender.
Fig. 2 is a schematic structural diagram of a pressing device of a calender according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of the supporting frame according to the embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a connection plate according to an embodiment of the present invention.
Fig. 5 is a schematic structural diagram of a self-pressing device according to an embodiment of the present invention.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are 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 efforts belong to the protection scope of the present invention.
As shown in fig. 1, the conventional calender press apparatus includes a support platform 1, a lever mechanism 2, and a press rod apparatus 3; the support platform 1 is arranged on one side of the calender 4, and the bottom of the support platform 1 is fixedly connected to a plant concrete foundation; the lever mechanism 2 comprises a lifter 21, a rotating support 22 and a pressure lever beam 23, the lifter 21 and the rotating support 22 are both fixedly connected to the top surface of the supporting platform 1, the rear end of the pressure lever beam 23 is fixedly connected with the lifter 21, the middle part of the pressure lever beam 23 is rotatably connected with the rotating support 22, and the included angle between the axis of the pressure lever beam 23 and the horizontal plane is changed through the lifting of the lifter 21; the pressure lever device 3 is vertically arranged at the front end of the pressure lever cross beam 23, the pressure lever device 3 is positioned right above the upper roll of the calender 4, and when the lifter 21 is lifted, the front end of the pressure lever cross beam 23 descends to enable the pressure lever device 3 to pressurize the upper roll of the calender 4.
As shown in fig. 2 to 5, the pressing device of the calender of the present embodiment includes a supporting frame 10 and a self-pressing device 20.
The support frame 10 is fixedly connected to a base of the calender main body 30, and the support frame 10 comprises a support 101, a connecting plate 102, a support post 103, a support plate 104, a pressure lever device mounting plate 105 and a pressure lever through hole 106; the support 101 is arranged above the upper roller of the calender main body 30 and spans the upper roller of the calender main body 30; the upper part of the connecting plate 102 is fixedly connected with the front end of the support 101 through a bolt or a pin shaft, and the lower part of the connecting plate 102 is fixedly connected with the front end of the stand of the calender main body 30 through a bolt or a pin shaft; the upper end of the support post 103 is fixedly connected with the rear end of the support 101, and the lower end of the support post 103 is fixedly connected with the rear end of the stand of the calender main body 30; the support plate 104 is fixedly connected between the support 101 and the strut 103; the pressure lever device mounting plate 105 is horizontally arranged and fixedly connected to the top of the support 101; the middle of the pressure lever device mounting plate 105 is provided with a pressure lever through hole 106, the axis of the pressure lever through hole 106 is along the vertical direction, and the pressure lever through hole 106 penetrates through the pressure lever device mounting plate 105 and is communicated with the bottom opening of the support 101.
The self-pressing device 20 is fixedly connected to the support frame 10, and the self-pressing device 20 comprises an outer cylinder, a pneumatic mechanism, a pressing mechanism, a detection mechanism, an adjusting mechanism and a safety mechanism.
The outer cylinder comprises a cylinder body 201, an installation cavity 202, a guide plate 203, a guide hole 204, a connecting hole 205, a top plate 206 and a vent hole 207; the cylinder 201 is a vertically arranged cylinder, and the cylinder 201 is fixedly connected to the support frame 10; the cylinder 201 is provided with an installation cavity 202, the installation cavity 202 is a vertically arranged cylinder and is coaxially arranged with the cylinder 201, and the installation cavity 202 penetrates from the top surface of the cylinder 201 to the bottom surface of the cylinder 201; the guide plate 203 is horizontally arranged and fixedly connected to the bottom of the cylinder 201, and the guide plate 203 covers the bottom opening of the installation cavity 202 and extends to the outer side of the cylinder 201; a guide hole 204 is formed in the middle of the guide plate 203, and the guide hole 204 is a cylinder and is coaxial with the installation cavity 202; the part of the guide plate 203, which is positioned on the outer side of the cylinder 201, is provided with a plurality of connecting holes 205, the axis of each connecting hole 205 is along the vertical direction, and the cylinder 201 is fixedly connected with the pressure lever device mounting plate 105 through bolts penetrating through each connecting hole 205; the top plate 206 is horizontally arranged and fixedly connected to the top of the cylinder 201, and the top plate 206 closes the top opening of the installation cavity 202; the side wall of the cylinder 201 is provided with 4 vent holes 207, each 2 vent holes 207 are in one group, the 2 vent holes 207 of each group are positioned at two ends of the cross section diameter of the cylinder 201, and the axes of the vent holes 207 are along the horizontal direction and communicated with the installation cavity 202 and the outside.
The pneumatic mechanism comprises an air bag 208, a first connecting pipe 209 and an inflator 210; the air bag 208 is a metal corrugated air bag, the air bag 208 is arranged in the mounting cavity 202, the upper end of the air bag 208 is fixedly connected with the top plate 206, and the expansion direction of the air bag 208 is along the vertical direction; one end of the first connecting pipe 209 communicates with the inner cavity of the bladder 208, and the other end thereof passes through the top plate 206 and is connected to an inflator 210.
The pressing mechanism is arranged right above the upper roller of the calender main body 30, the air bag 208 presses the upper roller of the calender main body 30 through the pressing mechanism, and the pressing mechanism comprises a pressing plate 211, a pressing rod 212 and an end head 213; the pressing plate 211 is fixedly connected to the lower end of the air bag 208, the cross section of the pressing plate 211 is circular, and a proper gap is formed between the outer edge of the pressing plate 211 and the inner wall of the cylinder 201; the compression bar 212 is a vertically arranged cylinder, and the upper end of the compression bar 212 is fixedly connected to the middle of the pressing plate 211; the pressure lever 212 penetrates out of the cylinder body 201 through a guide hole 204 at the bottom of the mounting cavity 202, and a proper gap is formed between the outer side of the pressure lever 212 and the inner wall of the mounting cavity 202; the gap between the outer edge of the pressing plate 211 and the inner wall of the cylinder 201 and the gap between the outer side of the pressing rod 212 and the inner wall of the guide hole 204 enable the pressing rod 212 to move up and down in the installation cavity 202 and limit the pressing rod 212 to move along the vertical direction together; the pressure rod 212 penetrates through the pressure rod device mounting plate 105 through the pressure rod through hole 106 and penetrates out to the lower part of the support 101, and the air bag 208 presses the pressure rod 212 on an upper roller bearing seat of the calender body 30 through the pressure applying plate 211; the end 213 is fixedly connected to the lower end of the pressure rod 212, the end 213 is an inverted frustum, and the diameter of the top surface of the end is larger than that of the bottom surface of the end; a groove matched with the end head 213 is formed in the upper roller bearing seat of the calender main body 30, and when the pressing rod 212 presses the upper roller bearing seat of the calender main body 30, the end head 213 is embedded into the groove.
The detection mechanism comprises a second connecting pipe 214 and a pressure detection device 215, one end of the second connecting pipe 214 is communicated with the inner cavity of the air bag 208, the other end of the second connecting pipe 214 penetrates through the top plate 206 and is connected with the pressure detection device 215, and the pressure detection device 215 adopts a pressure detector or other instruments with pressure data acquisition function.
The adjusting mechanism comprises a third connecting pipe 216 and a pressure adjusting valve 217, one end of the third connecting pipe 216 is communicated with the inner cavity of the air bag 208, the other end of the third connecting pipe penetrates through the top plate 206 to the outside of the cylinder 201, and the pressure adjusting valve 217 is connected to the part, located on the outside of the cylinder 201, of the third connecting pipe 216.
The safety mechanism comprises a fourth connecting pipe 218 and a pressure safety valve 219, wherein one end of the fourth connecting pipe 218 is communicated with the inner cavity of the air bag 208, the other end of the fourth connecting pipe 218 penetrates through the top plate 206 to the outside of the barrel 201, and the pressure safety valve 219 is connected to the part of the fourth connecting pipe 218, which is positioned on the outside of the barrel 201.
Every calender is equipped with two support frames 10 and two from compression device 20, and two support frames 10 are located the both ends department of the last roller of calender main part 30 respectively, and two from compression device 20 are fixed connection respectively on two support frames 10, and two from compression device 20's depression bar 212 is pressed respectively on the bearing frame at the last roller both ends of calender main part 30, realizes exerting pressure simultaneously to going up the roller both ends through two from compression device 20.
The pressure adjusting method of the device comprises the following steps: the pressure inside the air bag 208 is monitored in real time through the pressure detection device 215, and the measured value is compared with the set value; if the measured value is higher than the set value, the pressure regulating valve 217 is opened to deflate until the measured value is reduced to the set value; if the measured value is lower than the set value, the inflator 210 is turned on to inflate until the measured value increases to the set value; the pressure regulating valve 217 can realize stable regulation of the internal pressure of the air bag 208, thereby realizing the stability of the pressure rod 212; when the measured value of the internal air pressure of the air bag 208 exceeds the set limit value, the pressure safety valve 219 is opened to deflate, so that the internal pressure of the air bag 208 can be released in time, and potential safety hazards are eliminated.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. The utility model provides a pressure device of calender which characterized in that: comprises a support frame (10) and a self-pressing device (20); the support frame (10) is fixedly connected to a base of the calender main body (30), and the self-pressing device (20) is fixedly connected to the support frame (10); the self-pressing device (20) comprises a pneumatic mechanism and a pressing mechanism; the pneumatic mechanism comprises an air bag (208), a first connecting pipe (209) and an inflator pump (210), one end of the first connecting pipe (209) is communicated with an inner cavity of the air bag (208), and the other end of the first connecting pipe (209) is connected with the inflator pump (210); the pressing mechanism is arranged right above the upper roller of the calender main body (30), and the air bag (208) presses the upper roller of the calender main body (30) through the pressing mechanism.
2. Pressure device of a calender as claimed in claim 1, characterized in that: the self-pressing device (20) further comprises an outer cylinder, the outer cylinder comprises a cylinder body (201), an installation cavity (202) and a top plate (206), the cylinder body (201) is fixedly connected to the support frame (10), the cylinder body (201) is provided with the installation cavity (202), and the top plate (206) is fixedly connected to the top of the installation cavity (202); the air bag (208) is arranged in the mounting cavity (202), and the upper end of the air bag (208) is fixedly connected with the top plate (206); the pressing mechanism comprises a pressing plate (211) and a pressing rod (212); the pressing plate (211) is fixedly connected to the lower end of the air bag (208), and the pressing plate (211) can move up and down in the installation cavity (202); the upper end of the pressing rod (212) is fixedly connected with the pressing plate (211), the pressing rod (212) penetrates out of the barrel body (201) from the bottom of the mounting cavity (202), and the air bag (208) presses the pressing rod (212) on an upper roller bearing seat of the calender main body (30) through the pressing plate (211).
3. Pressure device of a calender as claimed in claim 2, characterized in that: the support frame (10) comprises a support (101), a connecting plate (102), a support column (103), a pressure lever device mounting plate (105) and a pressure lever through hole (106); the support (101) is arranged above the upper roller of the calender main body (30) and stretches across the upper roller of the calender main body (30); the upper part of the connecting plate (102) is fixedly connected with the front end of the support (101), and the lower part of the connecting plate (102) is fixedly connected with the front end of the stand of the calender main body (30); the upper end of the support post (103) is fixedly connected with the rear end of the support seat (101), and the lower end of the support post (103) is fixedly connected with the rear end of the stand of the calender main body (30); the pressure lever device mounting plate (105) is horizontally arranged and fixedly connected to the top of the support (101); a pressure lever through hole (106) is formed in the middle of the pressure lever device mounting plate (105); the cylinder body (201) is fixedly connected with the pressure lever device mounting plate (105), and the pressure lever (212) penetrates through the pressure lever device mounting plate (105) through the pressure lever through hole (106) and penetrates out of the lower part of the support (101).
4. Pressure device of a calender as claimed in claim 2, characterized in that: a gap is arranged between the outer edge of the pressure applying plate (211) and the inner wall of the mounting cavity (202); the outer cylinder further comprises a guide plate (203) and a guide hole (204), the guide plate (203) is fixedly connected to the bottom of the cylinder body (201), and the guide plate (203) is provided with the guide hole (204); the pressing rod (212) penetrates out of the cylinder body (201) through the guide hole (204), and a gap is formed between the outer side of the pressing rod (212) and the inner wall of the guide hole (204); the gap between the outer edge of the pressure applying plate (211) and the inner wall of the cylinder body (201) and the gap between the outer side of the pressure lever (212) and the inner wall of the guide hole (204) limit the pressure lever (212) to move along the vertical direction.
5. Pressure device of a calender as claimed in claim 2, characterized in that: a plurality of vent holes (207) are formed in the side wall of the barrel body (201), and each vent hole (207) is communicated with the mounting cavity (202) and the outside.
6. Pressure device of a calender as claimed in claim 2, characterized in that: the pressing mechanism further comprises an end head (213), the end head (213) is fixedly connected to the lower end of the pressing rod (212), the end head (213) is an inverted frustum body, the diameter of the top surface of the inverted frustum body is larger than that of the bottom surface of the inverted frustum body, and a groove matched with the end head (213) is formed in an upper roller bearing seat of the calender main body (30).
7. Pressure device for calenders according to any one of claims 1 to 6, characterized in that: the air bag (208) adopts a metal corrugated air bag.
8. Pressure device for calenders according to any one of claims 1 to 6, characterized in that: the self-pressure device (20) further comprises a detection mechanism, the detection mechanism comprises a second connecting pipe (214) and a pressure detection device (215), one end of the second connecting pipe (214) is communicated with the inner cavity of the air bag (208), and the other end of the second connecting pipe is connected with the pressure detection device (215).
9. The calender pressure unit of claim 8, wherein: the autogenous pressure device (20) still includes adjustment mechanism, adjustment mechanism includes third connecting pipe (216), pressure regulating valve (217), third connecting pipe (216) intercommunication the inside cavity of gasbag (208), pressure regulating valve (217) are connected on third connecting pipe (216).
10. The calender pressure unit of claim 8, wherein: the self-pressure device (20) further comprises a safety mechanism, wherein the safety mechanism comprises a fourth connecting pipe (218) and a pressure safety valve (219), the fourth connecting pipe (218) is communicated with the inner cavity of the air bag (208), and the pressure safety valve (219) is connected to the fourth connecting pipe (218).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921533121.7U CN210560062U (en) | 2019-09-16 | 2019-09-16 | Pressure device of calender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921533121.7U CN210560062U (en) | 2019-09-16 | 2019-09-16 | Pressure device of calender |
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| Publication Number | Publication Date |
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| CN210560062U true CN210560062U (en) | 2020-05-19 |
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| CN201921533121.7U Active CN210560062U (en) | 2019-09-16 | 2019-09-16 | Pressure device of calender |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110451778A (en) * | 2019-09-16 | 2019-11-15 | 蚌埠凯盛工程技术有限公司 | The pressure apparatus of calender |
| CN111841754A (en) * | 2020-05-22 | 2020-10-30 | 福建省铁拓机械股份有限公司 | Floating roller body for double-roller crusher |
-
2019
- 2019-09-16 CN CN201921533121.7U patent/CN210560062U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110451778A (en) * | 2019-09-16 | 2019-11-15 | 蚌埠凯盛工程技术有限公司 | The pressure apparatus of calender |
| CN111841754A (en) * | 2020-05-22 | 2020-10-30 | 福建省铁拓机械股份有限公司 | Floating roller body for double-roller crusher |
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