CN219191364U - Counterweight pressure maintaining mechanism and pressure maintaining equipment - Google Patents
Counterweight pressure maintaining mechanism and pressure maintaining equipment Download PDFInfo
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- CN219191364U CN219191364U CN202223261779.1U CN202223261779U CN219191364U CN 219191364 U CN219191364 U CN 219191364U CN 202223261779 U CN202223261779 U CN 202223261779U CN 219191364 U CN219191364 U CN 219191364U
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- cylinder rod
- weight
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Abstract
The utility model discloses a counterweight pressure maintaining mechanism and pressure maintaining equipment, wherein the counterweight pressure maintaining mechanism comprises a material pressing bracket, a pressure maintaining head assembly, a driving cylinder and a balancing weight; the driving cylinder is fixed on the material pressing bracket, a cylinder rod of the driving cylinder extends vertically and is movably connected with the pressure maintaining head assembly, so that the pressure maintaining head assembly has a preset floating distance in the vertical direction relative to the cylinder rod, and the stroke of the cylinder rod is larger than the preset floating distance, so that the pressure maintaining head assembly is driven to move vertically through the cylinder rod; the balancing weight acts on the pressure maintaining head assembly to provide preset balancing weight force for the pressure maintaining head assembly. According to the counterweight pressure maintaining mechanism and the pressure maintaining equipment provided by the embodiment of the utility model, the pressure of the pressure maintaining is under the gravity action of the counterweight block, and is not the pneumatic acting force of the driving cylinder, so that the counterweight pressure maintaining mechanism is more stable and reliable, the stress is more uniform, and the pressure maintaining effect can be improved. In addition, the pressure of pressurize can be adjusted freely through changing the balancing weight, and it is more nimble convenient to use.
Description
Technical Field
The utility model relates to pressure maintaining equipment, in particular to a counterweight pressure maintaining mechanism and pressure maintaining equipment.
Background
In manufacturing an electronic device, two parts are usually bonded by a hot melt adhesive, and in this bonding process, the parts are usually heated and pressurized by a pressure maintaining device, so that the two parts are bonded and fixed after the hot melt adhesive is melted, for example, in a manufacturing process of a mobile phone, a bonding process of some sheet parts is involved, and pressure maintaining is required.
In the related art, the pressure maintaining mechanism is used for pressurizing the part, the pressure maintaining mechanism generally comprises a driving cylinder and a pressure maintaining head, the pressure maintaining head is driven by the driving cylinder, so that the pressure maintaining head acts on a product to be maintained, in the pressure maintaining mode, the pressure maintaining acting force is applied through the driving cylinder, the driving cylinder is easily influenced by air pressure stability and the like, the acting force of the pressure maintaining head is unbalanced and unstable, and the pressure maintaining effect is poor.
Disclosure of Invention
The present utility model aims to solve at least one of the technical problems in the related art to some extent. The object of the utility model is to provide a counterweight pressure maintaining mechanism and a pressure maintaining device.
To achieve the above object, in one aspect, a weight dwell mechanism according to an embodiment of the utility model includes:
a pressing bracket;
the pressure maintaining head assembly is positioned in the material pressing bracket;
the driving cylinder is fixed on the material pressing bracket, a cylinder rod of the driving cylinder extends vertically and is movably connected with the pressure maintaining head assembly, so that the pressure maintaining head assembly has a preset floating distance in the vertical direction relative to the cylinder rod, and the stroke of the cylinder rod is larger than the preset floating distance, so that the pressure maintaining head assembly is driven to move in the vertical direction through the cylinder rod;
the balancing weight acts on the pressure maintaining head assembly to provide preset weight force for the pressure maintaining head assembly.
In addition, the weight dwell mechanism according to the above embodiment of the utility model may also have the following additional technical features:
according to one embodiment of the utility model, the material pressing support is provided with a guide shaft capable of sliding vertically, the balancing weight is connected to the upper end of the guide shaft, and the pressure maintaining head assembly is connected to the lower end of the guide shaft so as to guide the pressure maintaining head assembly to move vertically under the guiding action of the guide shaft.
According to one embodiment of the utility model, a floating seat is fixed on the pressure maintaining head assembly, and a movable groove is formed in the floating seat;
the lower end of the cylinder rod is provided with a movable joint, the movable joint is clamped in the movable groove, and the movable groove is movable along the vertical direction within the range of the preset floating distance.
According to one embodiment of the utility model, the movable groove has a top opening through which the cylinder rod can pass, the periphery of which is formed with a stopper edge protruding inward, and a side opening penetrating the top opening and adapted for fitting the movable joint into the movable groove, the movable joint being stopped below the stopper edge.
According to one embodiment of the present utility model, the head assembly includes:
the fixed plate is horizontally arranged and connected with the lower end of the guide shaft;
the pressure maintaining plate is arranged on the bottom surface of the fixed plate;
the elastic ejector pins penetrate through the fixing plate and the pressure maintaining plate, the elastic ejector pins are arranged at intervals on the periphery of the pressure maintaining plate, and the lower end of each elastic ejector pin protrudes out of the bottom surface of the pressure maintaining plate.
According to one embodiment of the utility model, the balancing weights are multiple, the balancing weights are provided with perforations, the upper end of the guide shaft is provided with an annular step, and the balancing weights are respectively penetrated at the upper end of the guide shaft through the perforations and are stopped above the annular step.
According to one embodiment of the utility model, the device further comprises a counterweight adjusting block, the weight of the counterweight adjusting block is smaller than that of the counterweight, and the counterweight adjusting block is detachably arranged above the counterweight.
According to one embodiment of the present utility model, the nip roll stand includes:
the two side frames are oppositely arranged in the horizontal direction;
the connecting beam extends along the horizontal direction and is connected between the two side frames;
the mounting plate extends along the horizontal direction and is connected between the two side frames, a linear bearing extending along the vertical direction is arranged on the mounting plate, and the guide shaft is in sliding fit with the linear bearing.
On the other hand, the pressure maintaining apparatus according to the embodiment of the present utility model has the counterweight pressure maintaining mechanism as described above.
According to the counterweight pressure maintaining mechanism and the pressure maintaining equipment provided by the embodiment of the utility model, the pressure maintaining head assembly is movably connected with the cylinder rod of the driving cylinder, so that the pressure maintaining head assembly has a preset floating distance relative to the cylinder rod in the vertical direction, and the counterweight is configured to act on the pressure maintaining head assembly, so that after the cylinder rod is in place in the pressure maintaining process, the pressure maintaining head assembly is naturally pressed on a product to be maintained under the gravity action of the counterweight, the pressure of the pressure maintaining is from the gravity action of the counterweight and not the pneumatic acting force of the driving cylinder, the gravity action is more stable and reliable relative to the pneumatic acting force, the stress is more uniform, and the pressure maintaining effect can be improved. In addition, the pressure of pressurize can be adjusted freely through changing the balancing weight, and it is more nimble convenient to use.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a counterweight dwell mechanism according to an embodiment of the utility model;
FIG. 2 is an exploded view of a weight dwell mechanism according to an embodiment of the utility model;
FIG. 3 is a cross-sectional view of a weight dwell mechanism according to an embodiment of the utility model;
fig. 4 is a detailed exploded view of a weight dwell mechanism in accordance with an embodiment of the utility model.
Reference numerals:
10. a pressing bracket;
101. a side frame;
102. a connecting beam;
103. a mounting plate;
104. a guide shaft;
105. a linear bearing;
20. a pressure maintaining head assembly;
201. a fixing plate;
202. a pressure-retaining plate;
203. an elastic ejector pin;
21. a floating seat;
2011. a stop edge;
h21, movable groove;
h21a, top opening;
h21b, side opening;
30. a driving cylinder;
301. a cylinder rod;
302. a movable joint;
40. balancing weight;
41. and a counterweight adjusting block.
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below are exemplary and intended to illustrate the present utility model and should not be construed as limiting the utility model, and all other embodiments, based on the embodiments of the present utility model, which may be obtained by persons of ordinary skill in the art without inventive effort, are within the scope of the present utility model.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "circumferential", "radial", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The weight-holding mechanism and the holding apparatus of the embodiment of the present utility model are described in detail below with reference to the drawings.
Referring to fig. 1 to 4, a counterweight pressure maintaining mechanism according to an embodiment of the utility model includes a pressing bracket 10, a pressure maintaining head assembly 20, a driving cylinder 30 and a counterweight 40.
Specifically, the swage mount 10 is used to mount the head assembly 20, the drive cylinder 30, the weight 40, etc., and in particular applications, the swage mount 10 may be fixed to a table. The pressure maintaining head assembly 20 is located in the pressure material support 10, and the pressure maintaining head assembly 20 is used for maintaining pressure on a product to be pressure-maintained, so as to complete pressure maintaining on the product to be pressure-maintained.
The driving cylinder 30 is fixed on the material pressing bracket 10, a cylinder rod 301 of the driving cylinder 30 extends vertically and is movably connected with the pressure maintaining head assembly 20, so that the pressure maintaining head assembly 20 has a preset floating distance in the vertical direction relative to the cylinder rod 301, and the stroke of the cylinder rod 301 is larger than the preset floating distance, so that the pressure maintaining head assembly 20 is driven to move in the vertical direction through the cylinder rod 301.
The weight 40 acts on the head assembly 20 to provide a predetermined weight force to the head assembly 20.
That is, the connection between the cylinder rod 301 of the driving cylinder 30 and the head assembly 20 is not completely fixed, but the head assembly 20 is capable of sliding up and down by a distance, that is, a predetermined floating distance, at which the driving cylinder 30 has a blank stroke in driving the head assembly 20, that is, a predetermined floating distance, that is, a distance in which the cylinder rod 301 and the head assembly 20 cannot be synchronously operated, when the head assembly 20 is connected to the lower end of the cylinder rod 301. Preferably, the pressure maintaining head assembly 20 is movably sleeved at the lower end of the cylinder rod 301.
In a specific working process, the cylinder rod 301 of the driving cylinder 30 can drive the pressure maintaining head assembly 20 to vertically lift and lower as long as the stroke of the telescopic action is larger than the preset floating clearance. When the pressure of the product to be maintained is required, the product to be maintained is positioned on a jig on the workbench, and the pressure maintaining head assembly 20 is clamped on the workbench through the pressure material bracket 10 and is positioned above the product to be maintained. The pressure maintaining head assembly 20 is driven to move downwards through the driving air cylinder 30, the pressure maintaining head assembly 20 contacts the product to be maintained, the descending distance of the air cylinder rod 301 is slightly larger than the descending distance of the pressure maintaining head assembly 20, and the difference between the descending distances is not larger than the preset floating distance, so that the pressure maintaining head assembly 20 can be ensured to be in an upward floatable state when contacting the product to be maintained, the air cylinder rod 301 does not have thrust to the pressure maintaining head assembly 20, and further the pressure maintaining head assembly 20 is ensured to act on the product to be maintained below through the gravity of the air cylinder rod 301 and the balancing weight 40 instead of the thrust action of the air cylinder rod 301.
According to the counterweight pressure maintaining mechanism provided by the embodiment of the utility model, the pressure maintaining head assembly 20 is movably connected with the cylinder rod 301 of the driving cylinder 30, so that the pressure maintaining head assembly 20 has a preset floating distance relative to the cylinder rod 301 in the vertical direction, and the counterweight 40 is configured to act on the pressure maintaining head assembly 20, so that in the pressure maintaining process, after the cylinder rod 301 is in place, the pressure maintaining head assembly 20 naturally compresses on a product to be maintained under the action of gravity of the counterweight 40 due to the preset floating distance, and the pressure maintaining mode is adopted, wherein the pressure of pressure maintaining is due to the action of gravity of the counterweight 40 and not the pneumatic action of the driving cylinder 30, so that the gravity action is more stable and reliable relative to the pneumatic action, the stress is more uniform, and the pressure maintaining effect can be improved. In addition, the pressure of the pressure maintaining can be freely adjusted by replacing the balancing weight 40, so that the application is more flexible and convenient.
In some embodiments of the present utility model, a guide shaft 104 is provided on the pressing support 10 and slidable along a vertical direction, the balancing weight 40 is connected to an upper end of the guide shaft 104, and the pressure maintaining head assembly 20 is connected to a lower end of the guide shaft 104, so as to guide the pressure maintaining head assembly 20 to move along the vertical direction through a guiding action of the guide shaft 104.
That is, in this embodiment, the slidable guide shafts 104 are disposed on the pressing support 10, preferably, the guide shafts 104 may be two or more, the weight blocks 40 are fixedly connected to the upper ends of the guide shafts 104, and the pressure maintaining head assembly 20 is fixed to the lower ends of the guide shafts 104, so that, on one hand, the weight blocks 40 and the pressure maintaining head assembly 20 can be kept to move up and down synchronously by the guide shafts 104, on the other hand, the gravity of the weight blocks 40 can be applied to the pressure maintaining assembly, and finally, the weight blocks 40 act on the product to be maintained by the pressure maintaining head assembly 20, on the other hand, the guiding effect of the guide shafts 104 can ensure that the pressure maintaining head assembly 20 moves more reliably and stably in the vertical direction, and in addition, the weight blocks 40 are located at the upper ends of the guide shafts 104, which is convenient for replacing the weight blocks 40.
In some embodiments of the present utility model, the pressure maintaining head assembly 20 is fixed with a floating seat 21, the floating seat 21 has a movable groove H21 thereon, and the floating seat 21 is preferably fixed on the top of the pressure maintaining head assembly 20 by a fastener such as a screw.
The lower end of the cylinder rod 301 is provided with a movable joint 302, and the movable joint 302 is clamped in the movable groove H21 and is movable in the range of the preset floating distance along the vertical direction in the movable groove H21. That is, the movable joint 302 is smaller in the vertical direction than the movable groove H21, and the floating seat 21 and the movable joint 302 are movable in the vertical direction.
In this embodiment, the movable joint 302 at the lower end of the cylinder rod 301 is in sleeved fit with the movable groove H21 on the floating seat 21, so that a floating structure which can move relatively in the vertical direction is formed between the floating seat 21 and the movable joint 302.
In one embodiment of the present utility model, the movable groove H21 has a top opening H21a and a side opening H21b, the top opening H21a is through which the cylinder rod 301 passes, a blocking edge 2011 protruding inward is formed at a periphery of the top opening H21a, and the side opening H21b penetrates the top opening H21a and is adapted to fit the movable joint 302 into the movable groove H21, and the movable joint 302 is blocked under the blocking edge 2011.
When assembling, the movable joint 302 at the lower end of the flagpole can be arranged in the movable groove H21 from the lateral side opening H21b, at the moment, the cylinder rod 301 can extend out from the top opening H21a, and the movable joint 302 can be stopped below the stopping edge 2011, so that the movable joint 302 can be limited in the movable groove H21 through the stopping edge 2011 and can float in the movable groove H21 along the vertical direction within the range of a preset floating distance.
In one embodiment of the present utility model, the pressure maintaining head assembly 20 includes a fixing plate 201, a pressure maintaining plate 202 and a plurality of elastic ejector pins 203, wherein the fixing plate 201 is horizontally arranged and connected with the lower end of the guide shaft 104; the pressure retaining plate 202 is provided on the bottom surface of the fixing plate 201. The elastic ejector pins 203 are arranged on the fixing plate 201 and the pressure maintaining plate 202 in a penetrating manner, the elastic ejector pins 203 are arranged at intervals on the periphery of the pressure maintaining plate 202, and the lower end of each elastic ejector pin 203 protrudes out of the bottom surface of the pressure maintaining plate 202.
That is, in the present embodiment, the fixing plate 201 is connected to the lower end of the guide shaft 104, and the pressure maintaining plate 202 is fixed to the bottom surface of the fixing plate 201, for example, the pressure maintaining plate 202 is fixed to the bottom surface of the fixing plate 201 by a fastener such as a bolt. In addition, set up the elastic thimble 203 protruding from its bottom surface on the pressure keeping board 202, this elastic thimble 203 can with workstation or wait to pressurize the product elastic contact in-process of keeping pressure, can play elasticity cushioning effect, and then can wait to pressurize the product and play the guard action.
In some embodiments of the present utility model, the balancing weights 40 are multiple, the balancing weights 40 are provided with perforations, the upper end of the guide shaft 104 is provided with an annular step, and the balancing weights 40 are respectively penetrated at the upper end of the guide shaft 104 through the perforations and stop above the annular step.
In this embodiment, through configuration of a plurality of balancing weights 40, a plurality of balancing weights 40 can wear to establish on guiding axle 104, so, make things convenient for in the connection of guiding axle 104 upper end of balancing weights 40, in addition, also make things convenient for the needs of pressurize pressure more, increase or reduce balancing weights 40, make things convenient for the free configuration of balancing weights 40 promptly, convenient to use is nimble.
Advantageously, still include counter weight regulating block 41, counter weight regulating block 41's gravity is less than balancing weight 40, just counter weight regulating block 41 demountable installation is in balancing weight 40 top, so, can utilize the less counter weight regulating block 41 of gravity to finely tune the counter weight gravity of arrangement, and then satisfy the higher requirement of pressurize precision.
In one embodiment of the present utility model, the swage mount 10 includes two side frames 101, a connecting beam 102, and a mounting plate 103, the two side frames 101 being disposed opposite each other in the horizontal direction. The connection beam 102 extends in the horizontal direction and is connected between the two side frames 101. The mounting plate 103 extends along the horizontal direction and is connected between the two side frames 101, a linear bearing 105 extending along the vertical direction is arranged on the mounting plate 103, and the guide shaft 104 is in sliding fit with the linear bearing 105.
In this embodiment, the two side frames 101 and the connecting beam 102 form the pressing bracket 10 with a gantry structure, and the pressing bracket 10 with the structure ensures that the pressing bracket is fixed on a workbench more stably and reliably. In addition, the installation of the guide shaft 104 and the like is facilitated.
According to the pressure maintaining apparatus of the embodiment of the present utility model, there is provided the counterweight pressure maintaining mechanism as described above.
According to the pressure maintaining device provided by the embodiment of the utility model, the counterweight pressure maintaining mechanism is provided, the pressure maintaining head assembly 20 is movably connected with the cylinder rod 301 of the driving cylinder 30, so that the pressure maintaining head assembly 20 has a preset floating distance relative to the cylinder rod 301 in the vertical direction, and the balancing weight 40 is configured to act on the pressure maintaining head assembly 20, so that after the cylinder rod 301 is in place in the pressure maintaining process, the pressure maintaining head assembly 20 naturally compresses on a product to be maintained under the gravity action of the balancing weight 40 due to the preset floating distance, the pressure maintaining mode is adopted, the pressure of the pressure maintaining is from the gravity action of the balancing weight 40 and not the pneumatic action force of the driving cylinder 30, the gravity action is more stable and reliable relative to the pneumatic action, the stress is more uniform, and the pressure maintaining effect can be improved. In addition, the pressure of the pressure maintaining can be freely adjusted by replacing the balancing weight 40, so that the application is more flexible and convenient.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (9)
1. A counterweight dwell mechanism, comprising:
a pressing bracket;
the pressure maintaining head assembly is positioned in the material pressing bracket;
the driving cylinder is fixed on the material pressing bracket, a cylinder rod of the driving cylinder extends vertically and is movably connected with the pressure maintaining head assembly, so that the pressure maintaining head assembly has a preset floating distance in the vertical direction relative to the cylinder rod, and the stroke of the cylinder rod is larger than the preset floating distance, so that the pressure maintaining head assembly is driven to move in the vertical direction through the cylinder rod;
the balancing weight acts on the pressure maintaining head assembly to provide preset weight force for the pressure maintaining head assembly.
2. The counterweight pressure maintaining mechanism as set forth in claim 1, wherein the pressing support is provided with a guide shaft slidable along a vertical direction, the counterweight is connected to an upper end of the guide shaft, and the pressure maintaining head assembly is connected to a lower end of the guide shaft so as to guide the pressure maintaining head assembly to move along the vertical direction through a guiding action of the guide shaft.
3. The counterweight dwell mechanism of claim 1 wherein a floating mount is secured to the dwell head assembly, the floating mount having a movable slot therein;
the lower end of the cylinder rod is provided with a movable joint, the movable joint is clamped in the movable groove, and the movable groove is movable along the vertical direction within the range of the preset floating distance.
4. A weight dwell mechanism according to claim 3 wherein the movable slot has a top opening through which the cylinder rod passes, the top opening being formed at its periphery with an inwardly projecting stop edge, and a side opening through the top opening and adapted for the movable joint to be fitted into the movable slot, the movable joint being stopped below the stop edge.
5. The weight dwell mechanism of claim 2, wherein the dwell head assembly includes:
the fixed plate is horizontally arranged and connected with the lower end of the guide shaft;
the pressure maintaining plate is arranged on the bottom surface of the fixed plate;
the elastic ejector pins penetrate through the fixing plate and the pressure maintaining plate, the elastic ejector pins are arranged at intervals on the periphery of the pressure maintaining plate, and the lower end of each elastic ejector pin protrudes out of the bottom surface of the pressure maintaining plate.
6. The counterweight pressure maintaining mechanism as set forth in claim 2 wherein the number of the counterweights is plural, the counterweights are provided with perforations, the upper ends of the guide shafts are provided with annular steps, and the counterweights are respectively penetrated through the perforations at the upper ends of the guide shafts and are stopped above the annular steps.
7. The weight dwell mechanism of claim 2, further including a weight adjustment block having a weight less than the weight block and removably mounted above the weight block.
8. The weight dwell mechanism of claim 2, wherein the nip bracket includes:
the two side frames are oppositely arranged in the horizontal direction;
the connecting beam extends along the horizontal direction and is connected between the two side frames;
the mounting plate extends along the horizontal direction and is connected between the two side frames, a linear bearing extending along the vertical direction is arranged on the mounting plate, and the guide shaft is in sliding fit with the linear bearing.
9. A pressure maintaining apparatus characterized by having the counterweight pressure maintaining mechanism as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223261779.1U CN219191364U (en) | 2022-12-05 | 2022-12-05 | Counterweight pressure maintaining mechanism and pressure maintaining equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223261779.1U CN219191364U (en) | 2022-12-05 | 2022-12-05 | Counterweight pressure maintaining mechanism and pressure maintaining equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219191364U true CN219191364U (en) | 2023-06-16 |
Family
ID=86710955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223261779.1U Active CN219191364U (en) | 2022-12-05 | 2022-12-05 | Counterweight pressure maintaining mechanism and pressure maintaining equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219191364U (en) |
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2022
- 2022-12-05 CN CN202223261779.1U patent/CN219191364U/en active Active
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