CN219275657U - Valve body clamping device - Google Patents
Valve body clamping device Download PDFInfo
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- CN219275657U CN219275657U CN202320570265.XU CN202320570265U CN219275657U CN 219275657 U CN219275657 U CN 219275657U CN 202320570265 U CN202320570265 U CN 202320570265U CN 219275657 U CN219275657 U CN 219275657U
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- valve body
- clamping
- mounting plate
- gear
- racks
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- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000003754 machining Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005266 casting Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
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Abstract
The utility model discloses a valve body clamping device which comprises a mounting plate I, a gear rotatably mounted on the mounting plate I, and a pair of racks slidably mounted on the mounting plate I, wherein the racks are meshed with the gear and reversely move under the driving of the gear, and clamping arms are fixedly connected to the two racks; the valve body clamping device further comprises a driving mechanism for driving the gear to rotate. The beneficial effects are that: according to the technical scheme, the driving mechanism drives the pair of racks to reversely move by virtue of the gear, so that the pair of clamping arms are close to each other to loosen the clamping of the valve body or are far away from each other to clamp the valve body, the clamping is stable, the valve body is not easy to fall off, the valve body is convenient to transport, the valve bodies with different sizes can be clamped, and the universality is good; according to the technical scheme, the clamping arms extend into the valve body, and the valve body is clamped by means of the fact that the pair of clamping arms are far away from each other, and the inner wall of the valve body is a finish machining wall surface, so that accurate clamping can be achieved.
Description
Technical Field
The utility model relates to the field of valves, in particular to a valve body clamping device.
Background
The valve is one of the indispensable flow control devices of each department of national economy, and has large usage amount, wide involved range, complex variety, and the quality and the technical level of the valve are directly related to the safe production, economic benefit and long-term development of each using department. The rapid development of the energy projects and the urban process in China brings the opportunity of kilowatt-hour and difficult to meet for the structural adjustment and the industrial upgrading of the valve industry. Valves in the industries of electric power industry, petrochemical industry, urban construction, nuclear power and the like have important roles.
The plug valve is a closing member or a plunger-shaped rotary valve, a passage opening on the plug valve is communicated with or separated from a passage opening on a valve body by rotating 90 degrees, and the opening or closing of the plug valve is realized, and due to the structural specificity of the valve body of the plug valve, the design of a clamp is very difficult in the production process of the valve body, and the difficulty is mainly that:
1. because the valve body manufacturing process adopts the casting process flow, and the outer surface of the valve body cast does not need to be subjected to finish machining, the clamp cannot accurately position when clamping the outer surface of the valve body.
2. The weight of the valve body of many middle and large-sized valve bodies is usually more than 100kg, and manual transportation is difficult, so that a factory generally adopts a forklift or a gantry crane to transport in the production process, and the valve body is difficult to fix on the forklift or the gantry crane, so that the valve body is inevitably rocked in the transportation process, and the valve body is dangerous.
3. Once the overall dimension of the valve body is changed, the clamp is difficult to achieve the stability of clamping the valve body under different dimensions in the transportation process of transporting the valve body with new dimensions, and the clamp has poor universality.
These difficulties create a significant impediment to the automated production of valves.
Disclosure of Invention
The utility model mainly aims to provide a valve body clamping device, which aims to solve the problem that a valve body cannot be accurately and stably clamped at present.
In order to solve the problems, the utility model provides a valve body clamping device, which comprises a first mounting plate, a gear rotatably mounted on the first mounting plate, and a pair of racks slidably mounted on the first mounting plate, wherein the racks are engaged with the gear and move reversely under the driving of the gear, and the clamping arms are fixedly connected with the two racks;
the valve body clamping device further comprises a driving mechanism for driving the gear to rotate.
In an embodiment, the driving mechanism is a push-pull device, and the push-pull device is connected with one of the racks and is used for pushing the racks to move so as to drive the gear to rotate.
In an embodiment, the rack is fixedly connected with a first sliding block, a first sliding rail is fixedly installed on the first mounting plate, and the first sliding block is connected with the first sliding rail in a sliding manner.
In an embodiment, the first sliding block or the rack is fixedly connected with a connecting arm, and the clamping arm is fixedly connected with the connecting arm.
In an embodiment, the connecting arm is fixedly connected with a second mounting plate, and the clamping arm is fixedly connected with the second mounting plate.
In an embodiment, the second mounting plate is fixedly connected with a second slider, the first mounting plate is fixedly provided with a second sliding rail, and the second slider is connected with the second sliding rail in a sliding manner.
In an embodiment, a reinforcing block is arranged at the joint of the clamping arm and the mounting plate II.
In an embodiment, a clamping block is arranged on the clamping arm.
In one embodiment, the clamping arm is provided with a contact detection device for detecting whether the clamping arm is in contact with the valve body.
In one embodiment, a pair of racks are parallel to each other and on either side of the gear.
The beneficial effects are that: according to the technical scheme, the driving mechanism drives the pair of racks to reversely move by virtue of the gear, so that the pair of clamping arms are close to each other to loosen the clamping of the valve body or are far away from each other to clamp the valve body, the clamping is stable, the valve body is not easy to fall off, the valve body is convenient to transport, the valve bodies with different sizes can be clamped, and the universality is good;
according to the technical scheme, the clamping arms extend into the valve body, and the valve body is clamped by means of the fact that the pair of clamping arms are far away from each other, and the inner wall of the valve body is a finish machining wall surface, so that accurate clamping can be achieved.
Drawings
In order to more clearly illustrate the embodiments of the 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, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic illustration of the operation of a valve body clamping apparatus of the present utility model;
FIG. 2 is a schematic view of a valve body clamping device according to the present utility model;
FIG. 3 is a schematic illustration I of a valve body clamping apparatus of the present utility model with a housing removed;
FIG. 4 is a second schematic illustration of a valve body retainer device of the present utility model with a housing removed.
The reference numerals are explained as follows:
1. a first mounting plate; 2. a gear; 3. a rack; 4. a mounting shaft; 5. a connecting arm; 6. a first sliding block; 7. a first slide rail; 8. a slide hole; 9. a second mounting plate; 10. a clamp arm; 11. a clamping block; 12. wiring grooves; 13. a contact detection device; 14. a reinforcing block; 15. a second slide block; 16. a second slide rail; 17. a case cover; 18. a push-pull device; 19. a valve body; 20. a pipe joint.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. 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 addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is 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 at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
The utility model provides a valve body clamping device.
In a specific embodiment of the utility model, as shown in fig. 1-4, the valve body clamping device comprises a mounting plate 1 and a gear 2 rotatably mounted on the mounting plate 1, the gear 2 is rotatably mounted on the mounting plate 1 through a mounting shaft 4, as shown in fig. 3 and 4, the valve body clamping device further comprises a pair of racks 3 slidably mounted on the mounting plate 1, the racks 3 are meshed with the gear 2, the racks 3 are parallel to each other and are positioned on two sides of the gear 2 and are driven by the gear 2 to move reversely, as shown in fig. 3 and 4, one rack 3 moves leftwards, the other rack 3 moves rightwards under the driving of the gear 2, the clamping arms 10 are fixedly connected to the racks 3, and when the gear 2 rotates, the clamping arms 10 are driven by the racks 3 to move towards or away from each other, so that the valve body 19 is clamped, the valve body 19 with different sizes can be clamped without being limited by the sizes of the valve body 19, and the universality is good.
As is clear from the characteristics of the cast valve body 19, since the outer surface thereof is generally not required to be finished and the internal inverted-T-shaped cavity of the valve body 19 is required to be fitted with a member such as a plug rod, the valve body clamping device of the present embodiment adopts a method of clamping from the inner cavity, that is, as shown in fig. 1, a pair of clamp arms 10 are extended into the valve body 19, and the valve body 19 is clamped by the pair of clamp arms 10 being separated from each other, and the inner wall of the valve body 19 is a finished wall surface, so that accurate clamping can be realized.
In this embodiment, the gear 2 is driven by a driving mechanism, specifically, the driving mechanism may be a push-pull device 18, such as a cylinder or a hydraulic cylinder or a linear motor, as shown in fig. 1-4, where the push-pull device 18 is connected to one of the racks 3 and is used to push the rack 3 to move to drive the gear 2 to rotate, and of course, in other embodiments, the driving mechanism may also be a motor, and the gear 2 is directly driven to rotate by the motor.
In this embodiment, after the valve body 19 is clamped by the clamping arm 10, the driving mechanism does not act any more and keeps the clamping state of the clamping arm 10, so as to ensure that the clamping arm 10 firmly clamps the valve body 19 and is not easy to fall off.
In this embodiment, further, as shown in fig. 3 and fig. 4, the rack 3 is fixedly connected with a first slider 6, a first slide rail 7 is fixedly installed on the upper surface of the first mounting plate 1, and the first slider 6 is slidably connected with the first slide rail 7, so that the sliding stability of the rack 3 is enhanced, and the clamping arm 10 is facilitated to firmly clamp the valve body 19.
Further, in this embodiment, the first slider 6 or the rack 3 is fixedly connected with the connecting arm 5, the connecting arm 5 is fixedly connected with the second mounting plate 9, the second mounting plate 9 is fixedly connected with the second slider 15, the second sliding rail 16 is fixedly installed on the first mounting plate 1, for example, the second sliding rail 16 is fixedly installed on the lower surface of the first mounting plate 1 shown in fig. 3 and fig. 4, the second slider 15 is slidably connected with the second sliding rail 16, and the clamping arm 10 is fixedly connected with the second mounting plate 9.
In this embodiment, as shown in fig. 3 and 4, the first mounting plate 1 is provided with a sliding hole 8, and the connecting arm 5 penetrates through the sliding hole 8 to connect the first slider 6 and the second mounting plate 9.
In this embodiment, as shown in fig. 2, a reinforcing block 14 is disposed at the connection position between the clamping arm 10 and the second mounting plate 9, so as to enhance the connection strength between the clamping arm 10 and the second mounting plate 9, and when the clamping force of the clamping arm 10 on the valve body 19 is relatively large, the connection stability between the clamping arm 10 and the second mounting plate 9 can be ensured.
In this embodiment, as shown in fig. 2-4, the clamping arm 10 is provided with the clamping block 11, and the purpose of setting the clamping block 11 is to improve the clamping stability of the valve body 19, prevent the valve body 19 from falling off from the clamping arm 10, as shown in fig. 1, after the clamping arm 10 clamps the valve body 19, the clamping block 11 just enters the pipe joint 20, so that even if the valve body clamping device in fig. 1 is lifted, the clamping block 11 can also block the clamping arm 10 and the valve body 19 from vertically sliding relatively, so as to ensure the clamping safety and prevent the valve body 19 from falling off.
In this embodiment, the clamping block 11 is a pin detachably and fixedly mounted on the clamping arm 10 as shown in fig. 2-4, however, in other embodiments, the clamping block 11 may be an integral structure formed by protruding the clamping arm 10.
Further, in this embodiment, as shown in fig. 2-4, the clamping arm 10 is provided with a contact detecting device 13 for detecting whether the clamping arm 10 contacts with the valve body 19, so as to timely control the driving mechanism to no longer operate and maintain the clamping state of the clamping arm 10.
Specifically, the contact detection device 13 may be a proximity switch or a proximity sensor or a pressure sensor or other devices capable of detecting whether the clamp arms 10 contact and clamp the valve body 19, when the pair of clamp arms 10 are far away from each other to clamp the valve body 19 after the pair of clamp arms 10 extend into the valve body 19, the proximity switch triggers or the proximity sensor or the pressure sensor generates a detection signal, and according to this signal, the driving mechanism is controlled to be no longer operated and the clamped state of the clamp arms 10 is maintained.
In this embodiment, as shown in fig. 2-4, the clamping arm 10 is provided with a wiring groove 12, so that the wires connected with the contact detection device 13 are conveniently arranged in the clamping arm 10 and are not damaged by the clamping arm 10 and the valve body 19.
When the valve body clamping device of the present embodiment is connected to a moving device (such as an overhead traveling crane), the valve body 19 can be easily transported.
In this embodiment, as shown in fig. 1, the first mounting plate 1 is detachably provided with a housing 17, the gear 2, the rack 3, the first slide rail 7 and the first slide block 6 are all located in the housing 17, the housing 17 and the first mounting plate 1 form a chassis, each component of the valve body clamping device is protected to work normally through the chassis, and meanwhile, the valve body clamping device is also convenient to connect with other devices due to the arrangement of the chassis.
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 (10)
1. The valve body clamping device is characterized by comprising a mounting plate I, a gear rotatably mounted on the mounting plate I, and a pair of racks slidably mounted on the mounting plate I, wherein the racks are meshed with the gear and are driven by the gear to move reversely, and clamping arms are fixedly connected to the two racks;
the valve body clamping device further comprises a driving mechanism for driving the gear to rotate.
2. A valve body clamping apparatus as claimed in claim 1, wherein the drive mechanism is a push-pull mechanism, the push-pull mechanism being connected to one of the racks for pushing the rack to move to rotate the gear.
3. A valve body clamping device as recited in claim 1, wherein the rack is fixedly connected with a first slider, a first slide rail is fixedly mounted on the first mounting plate, and the first slider is slidably connected with the first slide rail.
4. A valve body gripping apparatus as claimed in claim 3 wherein the slider one or the rack is fixedly connected to a connecting arm, the gripping arm being fixedly connected to the connecting arm.
5. A valve body clamping apparatus as recited in claim 4, wherein the connecting arm is fixedly connected to a second mounting plate, and the clamping arm is fixedly connected to the second mounting plate.
6. A valve body clamping device as recited in claim 5, wherein the second mounting plate is fixedly connected with a second slider, a second slide rail is fixedly mounted on the first mounting plate, and the second slider is slidably connected with the second slide rail.
7. A valve body clamping apparatus as claimed in claim 5, wherein the connection of the clamping arm and the mounting plate is provided with a reinforcing block.
8. A valve body gripping apparatus as claimed in claim 1, wherein said clip arm is provided with a clip block.
9. A valve body gripping apparatus as claimed in claim 1, wherein said arm is provided with contact detecting means for detecting whether the arm is in contact with the valve body.
10. A valve body gripping apparatus as claimed in claim 1, wherein a pair of racks are parallel to each other and on either side of the gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320570265.XU CN219275657U (en) | 2023-03-21 | 2023-03-21 | Valve body clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320570265.XU CN219275657U (en) | 2023-03-21 | 2023-03-21 | Valve body clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219275657U true CN219275657U (en) | 2023-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320570265.XU Active CN219275657U (en) | 2023-03-21 | 2023-03-21 | Valve body clamping device |
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| Country | Link |
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| CN (1) | CN219275657U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116810446A (en) * | 2023-08-25 | 2023-09-29 | 淄博纽氏达特行星减速机有限公司 | Device for clamping and displacing machine tool |
-
2023
- 2023-03-21 CN CN202320570265.XU patent/CN219275657U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116810446A (en) * | 2023-08-25 | 2023-09-29 | 淄博纽氏达特行星减速机有限公司 | Device for clamping and displacing machine tool |
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Address after: 201109, 3rd Floor, Building 2, No. 1259 Ping'an Road, Minhang District, Shanghai Patentee after: Shanghai Xuantian Intelligent Technology Co.,Ltd. Country or region after: China Address before: 201109 floor 2, building 4, No. 1259, Ping'an Road, Minhang District, Shanghai Patentee before: SHANGHAI NOKIDA TECHNOLOGY CO.,LTD. Country or region before: China |