Clamping structure for valve welding processing
Technical Field
The utility model relates to the technical field of valve machining, in particular to a clamping structure for valve welding machining.
Background
The valve is a pipeline accessory for opening and closing a pipeline, controlling the flow direction, adjusting and controlling the parameters of the conveying medium. According to the functions, the valve can be divided into a shutoff valve, a check valve, a regulating valve and the like, and the valve is a control component in a fluid conveying system and has the functions of stopping, regulating, guiding flow, preventing backflow, stabilizing pressure, diverting flow or overflow pressure relief and the like.
In the welding process of the valve, the valve is required to be clamped, chinese patent CN 202122065144.3 discloses a clamping device for valve processing, which comprises a fixed table, screw holes are respectively formed in the periphery of the surface of the fixed table, a protective shell is arranged on one side of the fixed table, a second motor is arranged in the protective shell, a first bidirectional threaded rod is arranged at the output end of the second motor, a first gear is arranged on the surface of the first bidirectional threaded rod, a chain is arranged on the surface of the first gear, and a second gear is arranged in the chain. According to the utility model, when the third fixing plate is subjected to external force, the third fixing plate is enabled to rotate on the surface of the connecting rod, so that the third fixing plate is enabled to fix the valve, and then when the nut is subjected to external force, the nut is enabled to fix the third fixing plate, so that the valve can be more stably fixed before processing, the valve is prevented from shaking during processing, and convenience is brought to subsequent processing.
However, in use, the utility model can only clamp a specific valve, and can not adjust the valve after clamping, so that the practicability of the device is reduced, and the production requirement can not be met, and therefore, a clamping structure for welding and processing the valve is provided to solve the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a clamping structure for welding and processing a valve, which has the advantage of high practicability, and solves the problems that only a specific valve can be clamped, and the valve cannot be regulated after being clamped, so that the practicability of the device is reduced, and the production requirement cannot be met.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the clamping structure comprises a workbench and a first mounting frame fixedly connected to the top of the workbench, wherein an adjusting mechanism extending to the inside of the first mounting frame is arranged at the top of the workbench, and a clamping mechanism is arranged at the top of the first mounting frame;
the adjusting mechanism comprises a first motor fixedly connected to the top of the workbench, a bidirectional adjusting screw rod extending to the inside of the first mounting frame is fixedly connected to an output shaft of the first motor, a first thread bush is connected to the outer thread of the bidirectional adjusting screw rod, and a sliding block extending to the top of the first mounting frame is fixedly connected to the outer part of the first thread bush;
the clamping mechanism comprises a mounting rod arranged at the top of the first mounting frame, one side of the mounting rod is fixedly connected with a clamping plate, an electric push rod is fixedly arranged in the clamping plate, and a pressing plate is fixedly connected to the output end of the electric push rod.
Further, the inside fixedly connected with fixed block of first mounting bracket, the fixed block rotates with two-way regulation lead screw to be connected.
Further, the number of the first thread sleeves is two, and a sliding groove matched with the sliding block is formed in the first mounting frame.
Further, the number of the clamping mechanisms is two, the clamping mechanisms are symmetrically distributed at the top of the workbench, and the clamping plates are C-shaped.
Further, the top fixedly connected with support frame of sliding block, the top fixedly connected with second motor of support frame, fixedly connected with extends to the inside adjusting screw of support frame on the output shaft of second motor, adjusting screw's external screw thread is connected with the second thread bush.
Further, the one end that the grip block was kept away from to the installation pole is fixed connection with the second thread bush, the inside of support frame is seted up with the movable groove of installation pole looks adaptation.
Further, the back fixedly connected with second mounting bracket at workstation top, the inside fixedly connected with gag lever post of second mounting bracket, the outside sliding connection of gag lever post has the stop collar.
Further, fixedly connected with connecting rod between stop collar and the first thread bush, the spacing groove with connecting rod looks adaptation has all been seted up to the inside of first mounting bracket and second mounting bracket.
Compared with the prior art, the utility model provides a clamping structure for valve welding processing, which has the following beneficial effects:
1. this valve welding process's clamping structure drives two-way regulation lead screw through setting up first motor and rotates, and rethread two-way regulation lead screw is rotatory to drive first thread bush and the support frame and to carry out the displacement for two fixture carry out relative or opposite displacement, in order to adjust the interval between the grip block according to staff's demand.
2. This valve welding processing's clamping structure drives through setting up the second motor and adjusts the lead screw rotation, and rethread adjusts the lead screw and drives second thread bush and grip block and carry out the displacement, be convenient for after the centre gripping, the staff can adjust the height of valve according to the demand, has solved only can carry out the centre gripping to specific valve, can not adjust it moreover after the centre gripping, has reduced the practicality of device, can not satisfy the problem of production demand.
Drawings
FIG. 1 is a cross-sectional view of the structure of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
fig. 3 is a front view of the structure of the present utility model.
In the figure: the device comprises a workbench 1, a first mounting frame 2, a first motor 3, a bidirectional adjusting screw 4, a first threaded sleeve 5, a sliding block 6, a fixed block 7, a supporting frame 8, a second motor 9, an adjusting screw 10, a second threaded sleeve 11, a mounting rod 12, a clamping plate 13, an electric push rod 14, a pressing plate 15, a second mounting frame 16, a limiting rod 17, a limiting sleeve 18 and a connecting rod 19.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.
Embodiment one:
referring to fig. 1-3, a clamping structure for welding and processing a valve comprises a workbench 1 and a first mounting frame 2 fixedly connected to the top of the workbench 1, wherein the first mounting frame 2 is a hollow cuboid, an adjusting mechanism extending to the inside of the first mounting frame 2 is arranged at the top of the workbench 1, the top of the first mounting frame 2 is provided with a clamping mechanism, the adjusting mechanism comprises a first motor 3 fixedly connected to the top of the workbench 1, a bidirectional adjusting screw 4 extending to the inside of the first mounting frame 2 is fixedly connected to an output shaft of the first motor 3, a first thread sleeve 5 is connected to an external thread of the bidirectional adjusting screw 4, and a sliding block 6 extending to the top of the first mounting frame 2 is fixedly connected to the outside of the first thread sleeve 5.
Wherein, the inside fixedly connected with fixed block 7 of first mounting bracket 2, fixed block 7 rotates with two-way adjusting screw 4 to be connected, and the quantity of first thread bush 5 is two, and the sliding tray with sliding block 6 looks adaptation has been seted up to the inside of first mounting bracket 2.
The bearing adapted to the bidirectional adjusting screw 4 is fixedly installed in the first mounting frame 2, and the fixing block 7 is located in the center of the first mounting frame 2.
In this embodiment, the top of first mounting bracket 2 is provided with fixture, and fixture is including setting up in the installation pole 12 at first mounting bracket 2 top, and one side fixedly connected with grip block 13 of installation pole 12, the inside fixed mounting of grip block 13 has electric putter 14, fixedly connected with clamp plate 15 on the output of electric putter 14.
The number of the clamping mechanisms is two, the clamping mechanisms are symmetrically distributed at the top of the workbench 1, and the clamping plates 13 are C-shaped.
The electric push rod 14 and the clamping plate 13 are fixed by bolts, so that the electric push rod 14 can be conveniently detached.
In this embodiment, the top fixedly connected with support frame 8 of sliding block 6, support frame 8 are hollow cuboid, the top fixedly connected with second motor 9 of support frame 8, fixedly connected with extends to the inside adjusting screw 10 of support frame 8 on the output shaft of second motor 9, and adjusting screw 10's external screw thread is connected with second thread bush 11.
Wherein, the inside fixed mounting of support frame 8 has the bearing with adjusting lead screw 10 looks adaptation, and the one end that grip block 13 was kept away from to installation pole 12 is fixed connection with second thread bush 11, and the inside of support frame 8 has been seted up the movable groove with installation pole 12 looks adaptation.
Embodiment two:
referring to fig. 1-2, in the first embodiment, the device comprises a second mounting frame 16 fixedly connected to the back surface of the top of the workbench 1, a limiting rod 17 is fixedly connected to the inside of the second mounting frame 16, and a limiting sleeve 18 is slidably connected to the outside of the limiting rod 17.
In this embodiment, a connecting rod 19 is fixedly connected between the stop collar 18 and the first threaded sleeve 5, and the first mounting frame 2 and the second mounting frame 16 are provided with stop slots adapted to the connecting rod 19, and the number of the stop collar 18 and the number of the connecting rod 19 are two.
By adopting the technical scheme, the first thread bush 5 is limited, so that the clamping mechanism can stably displace.
The working principle of the embodiment is as follows:
firstly, the valve is placed in the clamping plate 13, the electric push rod 14 is started to fix the valve, then the first motor 3 is started to drive the clamping mechanism to displace, after the clamping mechanism is adjusted to a proper position, welding can be started, and if the height of the valve needs to be adjusted, the second motor 9 is started to drive the clamping plate 13 to displace.
The beneficial effects of the embodiment are as follows:
this valve welding process's clamping structure drives two-way adjustment lead screw 4 rotatory through setting up first motor 3, and rethread two-way adjustment lead screw 4 is rotatory to drive first thread bush 5 and support frame 8 and is shifted for two fixture carry out relative or opposite displacement, in order to adjust the interval between the grip block 13 according to staff's demand.
This valve welding processing's clamping structure drives through setting up second motor 9 and adjusts lead screw 10 rotation, and rethread adjusts lead screw 10 and drives second thread bush 11 and grip block 13 and carry out the displacement, and the staff can adjust the height of valve according to the demand after the centre gripping of being convenient for, has solved and can only carry out the centre gripping to specific valve, can not adjust it after the centre gripping moreover, has reduced the practicality of device, can not satisfy the problem of production demand.
The electrical components appearing herein are all electrically connected with the master controller and the power supply, the master controller can be a conventional known device for controlling a computer and the like, and the prior art of power connection is not described in detail herein.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.