Elbow pipe shell clamping device
Technical Field
The utility model relates to a return bend casing processing auxiliary assembly field, concretely relates to return bend casing clamping device.
Background
In the transportation of various liquids, various pipelines are often needed to form a conveying channel, and the bent pipe is a pipe fitting which can change the direction of fluid in the pipeline; in a pipeline system, the elbow is a pipe fitting for changing the direction of a pipeline, and the elbow is connected with the pipeline to form the elbow for changing the trend of the pipeline. The angle is divided into three types of most common angles of 45 degrees, 90 degrees and 180 degrees, and other abnormal angle elbows of 60 degrees and the like are also included according to engineering requirements. The elbow is made of cast iron, stainless steel, alloy steel, malleable cast iron, carbon steel, nonferrous metal, plastics, etc.
After the elbow is initially forged and formed, the surface of the elbow needs to be subjected to related work such as secondary finish machining and deburring, the clamping and fixing work of the elbow is manually completed by workers, the labor intensity of the workers is increased, the machining precision of the secondary machining of the elbow is reduced, and the requirement for large-batch elbow production and machining cannot be met, so that the design of the device for clamping the elbow shell is particularly important.
SUMMERY OF THE UTILITY MODEL
The utility model provides a return bend casing clamping device to solve the spacing fixed work of the return bend casing that prior art exists, by the manual completion of staff, increase staff's intensity of labour, influence the problem of return bend casing secondary operation precision.
In order to solve the technical problems, the utility model provides a clamping device for a bent pipe shell, which comprises a bent pipe shell and a clamping mechanism, wherein the clamping mechanism is arranged on the bent pipe shell in a plurality of groups, the clamping mechanism is movably connected with the bent pipe shell, a plurality of reinforcing ribs are welded on the bent pipe shell and are positioned at the corners of the bent pipe shell, the clamping mechanism comprises a base, a ring plate is arranged on the base, a fixed support is arranged on the ring plate and is fixedly connected with the ring plate, the bent pipe shell is arranged on the fixed support, a movable support is arranged above the fixed support and is movably connected with the ring plate, a driving cylinder is arranged above the ring plate, a cylinder mounting rack is arranged on the ring plate and is fixedly connected with the ring plate through a fastener, the fixed support and the movable support can be spliced into a closed annular plate.
Preferably, a plurality of convex blocks are arranged on the fixed support, the end parts of the convex blocks are arranged in a spherical shape, the bottom of the movable support is provided with a containing groove, and the convex blocks are matched with the containing groove.
Preferably, the cross sections of the fixed support and the movable support are both in a semi-annular design, and the fixed support is fixedly connected to the annular plate through a connecting rod.
Preferably, the fixing support is provided with a first cushion block, the first cushion block is fixedly connected to the fixing support, and the first cushion block is made of rubber materials.
Preferably, a second cushion block is arranged on the movable support, and the second cushion block is embedded in the movable support.
Preferably, the movable support is connected with the driving cylinder through a piston rod, and the fixed support is made of hard metal materials.
Preferably, the cross section of the base is in a wedge shape, and the ring plate is welded on the base.
The utility model discloses the beneficial effect who brings:
(1) the clamping mechanism has strong universality, can meet the fixation of bent pipe shells with different specifications, has simple structure, compact design, convenient installation and maintenance by workers, good structural stability and difficult damage;
(2) the utility model discloses a setting of first cushion block and second cushion block, the surface of protection return bend casing through multiunit fixture setting, guarantees the stable fastening of return bend casing, through fixture setting, compares the manual fixed mode of conventionality, and the precision improves greatly.
Drawings
Fig. 1 is an overall view of a bent pipe housing holding apparatus according to the present invention;
fig. 2 is a bottom view of the elbow housing clamping device according to the present invention;
wherein, 1, bending the pipe shell; 101. reinforcing ribs; 2. a clamping mechanism; 201. a base; 202. a ring plate; 203. fixing a bracket; 204. a movable support; 205. a driving cylinder; 206. a first cushion block; 207. a second cushion block; 3. a cylinder mounting frame; 4. a bump; 5. accommodating grooves; 6. a piston rod; 7. a connecting rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in detail with reference to specific embodiments.
As shown in fig. 1-2, the present invention provides an elbow casing clamping device, which comprises an elbow casing 1 and a clamping mechanism 2, wherein the clamping mechanism 2 is provided on the elbow casing 1 in multiple sets, the clamping mechanism 2 is movably connected with the elbow casing 1, a plurality of reinforcing ribs 101 are welded on the elbow casing 1, the reinforcing ribs 101 are located at corners of the elbow casing 1, the clamping mechanism 2 comprises a base 201, a ring plate 202 is provided on the base 201, a fixed bracket 203 is provided on the ring plate 202, the fixed bracket 203 is fixedly connected with the ring plate 202, the elbow casing 1 is provided on the fixed bracket 203, a movable bracket 204 is provided above the fixed bracket 203, the movable bracket 204 is movably connected with the ring plate 202, a driving cylinder 205 is provided above the ring plate 202, the mounting of ring board 202 is provided with cylinder mounting bracket 3, cylinder mounting bracket 3 passes through fastener fixed connection on ring board 202, fixed bolster 203 with can splice into a closed ring board between the movable support 204.
Further, a plurality of convex blocks 4 are arranged on the fixed support 203, the end portions of the convex blocks 4 are arranged in a spherical shape, the bottom of the movable support 204 is provided with accommodating grooves 5, and the convex blocks 4 are matched with the accommodating grooves 5.
Further, the cross section of the fixed bracket 203 and the cross section of the movable bracket 204 are both in a semi-annular design, and the fixed bracket 203 is fixedly connected to the ring plate 202 through the connecting rod 7.
Further, a first cushion block 206 is installed on the fixing bracket 203, the first cushion block 206 is fixedly connected to the fixing bracket 203, and the first cushion block 206 is made of rubber.
Further, a second cushion block 207 is installed on the movable bracket 204, and the second cushion block 207 is embedded in the movable bracket 204.
Further, the movable bracket 204 is connected with the driving cylinder 205 through a piston rod 6, and the fixed bracket 203 is made of a hard metal material.
Further, the cross section of the base 201 is wedge-shaped, and the ring plate 202 is welded on the base 201.
The working principle of the elbow shell clamping device is as follows: the clamping mechanism 2 is manually moved by a worker to enable the annular plate 202 to be sleeved above the elbow pipe shell 1, the elbow pipe shell 1 is enabled to abut against the second buffer cushion block 207 on the fixed support 203, at the moment, the worker operates the driving air cylinder 205 to work, the driving air cylinder 205 drives the piston rod 6 to move downwards, the movable support 204 is connected with the driving air cylinder 205 through the piston rod 6, the piston rod 6 drives the movable support 204 to move downwards until the lug 4 enters the accommodating groove 5 to stop, at the moment, the fixed support 203 and the movable support 204 are spliced into an annular whole to finish the fixing work of the elbow pipe shell 1, the surface of the elbow pipe shell 1 is protected through the arrangement of the first buffer cushion block 206 and the second buffer cushion block 207, the stable fastening of the elbow pipe shell 1 is ensured through the arrangement of a plurality of groups of clamping mechanisms 2, the arrangement through the clamping mechanism 2 greatly improves the precision compared with the conventional manual fixing mode, fixture 2's general strong, can satisfy the fixed of the return bend casing 1 of different specifications, fixture 2 simple structure, the design is compact, the staff installation of being convenient for is maintained, and structural stability is good, and is not fragile.
In summary, the clamping mechanism of the utility model has strong universality, can meet the fixation of bent pipe shells with different specifications, has simple structure, compact design, convenient installation and maintenance for workers, good structural stability and difficult damage; through the setting of first cushion block and second cushion block, the surface of protection return bend casing through the setting of multiunit fixture, guarantees the stable fastening of return bend casing, through fixture setting, compares the manual fixed mode of conventionality, and the precision improves greatly.
It should be noted that, the utility model discloses the multiple standard component that uses all can be obtained from the market, and nonstandard component then can customize very much, the utility model discloses the connected mode that adopts such as bolted connection, welding etc. also are very common means in the mechanical field, and the inventor is no longer repeated here.
The above description is only an example of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.