CN211277433U - Flange clamping device for valve machining - Google Patents

Abstract

The utility model relates to a valve processing technology field, and disclose a flange clamping device for valve processing, this flange clamping device for valve processing, including the box, bolt fixedly connected with workstation is passed through to the box top, and there is rotary device in the inside of box through bolt fixed mounting, and rotary device passes through the bearing and is connected with the rotary platform transmission, and rotary platform is located the up end of workstation, and the rotary platform top is equipped with clamping device, and clamping device's left side is equipped with one end and the fixed welded pole setting of workstation. This flange clamping device is used in valve processing presss from both sides tight piece and spout sliding connection, and the propulsion bolt runs through fixed stop and threaded connection with it, and the electronic jar of another direction drives the push rod and promotes the tight piece of arc limit clamp and press from both sides the tight piece cooperation, forms firm triangle-shaped centre gripping mode, and the centre gripping is more firm, through setting up rotary platform and rotary device, and flange pilot hole need not repeated dismantlement during processing and changes the processing hole site, alleviates workman intensity of labour, improves production efficiency.

Description

A flange clamping device for valve processing

technical field

The utility model relates to the technical field of valve processing, in particular to a flange clamping device for valve processing.

Background technique

During valve production, the valve flange needs to be processed for flange assembly holes. In the traditional technology, the positioning of valve flanges is mostly clamped by double clamping blocks. This clamping method is not firm and easily affects the processing accuracy.

The valve flange has a number of evenly distributed assembly holes. The valve flange needs to be drilled during the production process. The common method is to drill holes one by one at the marked positions, and it is necessary to repeatedly disassemble and then clamp to replace the processing holes. The work is complicated and labor-intensive, and the production efficiency is low.

Utility model content

(1) Technical problems solved

Aiming at the deficiencies of the prior art, the utility model provides a flange clamping device for valve processing, which solves the problem that the traditional clamping method is not firm during flange processing and the fixture needs to be disassembled repeatedly when the flange assembly hole is processed.

(2) Technical solutions

In order to realize the purpose of more stable clamping during the processing of the flange assembly hole and no need for repeated disassembly during the processing of the flange assembly hole, the utility model provides the following technical solution: a flange clamping device for valve processing, comprising a box body, the box A worktable is fixedly connected to the top of the body by bolts, a rotating device is fixedly installed inside the box body by bolts, and the rotating device is driven and connected to a rotating platform through a bearing. A clamping device is arranged above the rotating platform, the clamping device is slidably connected with the rotating platform, and a vertical rod fixedly welded to the worktable is arranged on the left side of the clamping device.

Preferably, the clamping device includes an electric cylinder, a push rod and an arc edge clamping block, one end of the electric cylinder away from the output shaft is fixedly installed on the right side of the vertical rod by means of bolts, and the electric cylinder is far away from the vertical rod. One end is fixedly connected with one end of the push rod, and the other end of the push rod is fixedly installed with an arc edge clamping block through screws. By setting an electric cylinder as the main clamping power source, the valve flange is more stable and not easy to loosen during processing.

Preferably, the clamping device further includes a push handle, a push bolt, a fixed baffle, a clamping block, a buffer block, and a chute, and an arc-shaped groove is formed on the side of the clamping block away from the fixed baffle. , and a buffer block is installed on the arc-shaped groove through a screw, and the clamping block is slidably connected to the rotating platform through a chute, away from one side of the arc-shaped groove of the clamping block and located on the rotating platform A fixed baffle is fixedly installed, the fixed baffle is provided with a threaded hole and is matched with the push bolt, and a push handle is fixedly welded at one end of the push bolt away from the clamping block.

Preferably, the push handle, push bolt, fixed baffle plate, clamping block, buffer block, and chute are symmetrically arranged about the central axis of the rotating platform, and have the same structure and two in number. The clamping device with an included angle can clamp the valve flange more comprehensively in multiple directions, and form a triangular clamping method with the arc edge clamping block, and the clamping is more stable.

Preferably, the rotating device includes a motor mounting seat, a rotating motor, a rotating shaft, and a bearing, the motor mounting seat is installed in the box by bolts, the rotating motor and the motor mounting seat are fixedly connected by bolts, and the rotating platform is connected by bolts. The bearing is connected with the rotating shaft, the rotating shaft is fixedly welded with one end of the bearing inner ring, the other end of the bearing inner ring is fixedly welded with the rotating platform, and the outer ring of the bearing is fixedly connected with the worktable.

Preferably, the buffer block is a rubber block made of rubber, the electric cylinder model is DH65-S200-T-R5-M1-C1, and the buffer block is made of rubber to avoid damage to the workpiece when the clamping block is tightly clamped Surface, and the rubber material can increase the friction between the clamping block and the valve flange, and the clamping is more stable.

Compared with the prior art, the utility model provides a flange clamping device for valve processing, which has the following beneficial effects:

1. The flange clamping device for valve processing is provided with an electric cylinder, an arc edge clamping block, a push bolt, a clamping block, a chute and a fixed baffle. The clamping block and the chute are slidably connected, and the push bolt penetrates and fixes The baffle is threadedly connected with it, and the push bolts are respectively rotated to make the two clamping blocks slide on the chute, so as to fit the flange to be processed, and the electric cylinder in the other direction drives the push rod to push the arc edge clamping block and clamp The blocks cooperate to form a stable triangular clamping method, and the clamping is more firm.

2. The flange clamping device for valve processing, by setting a rotating platform and a rotating device, does not need to repeatedly disassemble and change the processing hole position when processing the flange assembly hole, reduce the labor intensity of workers, improve processing automation, and improve production efficiency.

Description of drawings

Figure 1 is a schematic structural diagram of a flange clamping device for valve processing;

Figure 2 is a schematic structural diagram of the clamping device of the flange clamping device for valve processing;

Figure 3 is a schematic structural diagram of a rotating device of a flange clamping device for valve processing.

Among them: 1. Box body; 2. Worktable; 3. Vertical rod; 4. Clamping device; 5. Rotating platform; 6. Rotating device; 41. Electric cylinder; 42. Push rod; ;44, push handle; 45, push bolt; 46, fixed baffle; 47, clamping block; 48, buffer block; 49, chute; 61, motor mounting seat; 62, rotating motor; 63, rotating shaft; 64 , Bearings.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

1-3, the present invention provides a flange clamping device for valve processing, including a box body 1, a worktable 2 is fixedly connected to the upper part of the box body 1 by bolts, and a rotating device is installed inside the box body 1 by bolts. Device 6, the rotating device 6 includes a motor mounting seat 61, a rotating motor 62, a rotating shaft 63, and a bearing 64. The motor mounting seat 61 is installed in the box 1 by bolts, and the rotating motor 62 and the motor mounting seat 61 are fixedly connected by bolts. The platform 5 is connected to the rotating shaft 63 through the bearing 64, the rotating shaft 63 is fixedly welded to one end of the inner ring of the bearing 64, the other end of the inner ring of the bearing 64 is fixedly welded to the rotating platform 5, and the outer ring of the bearing 64 is fixedly connected to the table 2. , transmit the rotational motion of the rotating shaft to the rotating platform to ensure that the rotating platform and the rotating shaft rotate synchronously on the same central axis. By setting the rotating platform 5 and the rotating device 6, there is no need to repeatedly disassemble and change the processing hole position during the processing of the flange assembly hole. The labor intensity of workers is reduced, the processing automation is improved, and the production efficiency is improved. The rotating device 6 is connected with the rotating platform 5 through the bearing 64. The rotating platform 5 is located on the upper end face of the workbench 2, and a clamping device 4 is arranged above the rotating platform 5. The device 4 includes an electric cylinder 41 , a push rod 42 and an arc edge clamping block 43 , one end of the electric cylinder 41 away from the output shaft is fixedly installed on the right side of the vertical rod 3 by bolts, and one end of the electric cylinder 41 away from the vertical rod 3 is connected with the push rod 42 One end of the valve is fixedly connected. By setting the electric cylinder 41 as the main clamping power source, the valve flange is more stable and not easy to loosen during processing. The model of the electric cylinder 41 is DH65-S200-T-R5-M1-C1. The other end is fixed with an arc edge clamping block 43 by screws. The clamping device 4 also includes a push handle 44, a push bolt 45, a fixed baffle plate 46, a clamping block 47, a buffer block 48, a chute 49, and a clamping block 47. The side away from the fixed baffle 46 is provided with an arc-shaped groove, and a buffer block 48 is installed on the arc-shaped groove through screws. The buffer block 48 is a rubber block made of rubber material, and the buffer block 48 is made of rubber material to avoid clamping When the block is tightly clamped, the surface of the workpiece will be damaged, and the rubber material can increase the friction between the clamping block 47 and the valve flange, and improve the clamping stability. The clamping block 47 slides with the rotary platform 5 through the chute 49 Connection, away from the side of the arc groove of the clamping block 47 and on the rotating platform 5, a fixed baffle 46 is fixedly installed, and the fixed baffle 46 is provided with a threaded hole and is matched with the push bolt 45, and the push bolt 45 is away from the clamp. One end of the tightening block 47 is fixedly welded with a push handle 44, the push handle 44, the push bolt 45, the fixed baffle 46, the clamping block 47, the buffer block 48, and the chute 49 are symmetrically arranged about the central axis of the rotating platform 5, and the structure is The number is the same, and the number is two. By setting two sets of clamping devices 4 with included angles, the valve flange can be clamped more comprehensively in multiple directions, and the clamping is more stable. By setting the electric cylinder 41 and the arc edge clamping block 43 , push the bolt 45, the clamping block 47, the chute 49 and the fixed baffle 46, the clamping block 47 is slidably connected with the chute 49, and the pushing screw The bolt 45 penetrates through the fixed baffle 46 and is threadedly connected with it. The push bolts 45 are respectively rotated to make the two clamping blocks slide on the chute 49, so as to fit both sides of the flange to be processed, and the electric cylinder 41 in the other direction drives the push rod 42 Push the arc edge clamping block 43 to cooperate with the clamping block 47 to form a stable triangular clamping method, and the clamping is firmer. The clamping device 4 is slidably connected to the rotating platform 5. The left side of the clamping device 4 is provided with one end The worktable 2 fixes the welded vertical rod 3 .

In use, by placing the valve flange to be processed on the rotating platform 5, by rotating the push bolt 45, the push bolt 45 pushes the clamping block 47 to move toward the valve flange to be processed in the chute 49 until it fits the valve to be processed. The outer surface of the flange, while starting the electric cylinder 41, the push rod 42 pushes the arc edge clamping block 43 to move relative to the clamping block 47 until it fits the valve flange to be processed, and applies an appropriate thrust, the arc edge clamping block 43 and The two clamping blocks 47 form a triangular clamping area, so that the valve flange to be processed is more firmly clamped in the area. When the next hole needs to be processed, the rotating motor 62 drives the rotating platform 5 to rotate through the rotating shaft 63 and the bearing 64. Realize the change of the processing hole position without frequent disassembly, and improve the processing efficiency.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A flange clamping device for valve processing, comprising a box body (1), characterized in that: a workbench (2) is fixedly connected to the top of the box body (1) by bolts, and the A rotating device (6) is fixedly installed inside by means of bolts, and the rotating device (6) is drive-connected with a rotating platform (5) through a bearing (64), and the rotating platform (5) is located on the upper part of the working platform (2). On the end face, a clamping device (4) is provided above the rotating platform (5), the clamping device (4) is slidably connected with the rotating platform (5), and the left side of the clamping device (4) is provided with a clamping device (4). There is a vertical rod (3) whose one end is fixedly welded with the workbench (2). 2. A flange clamping device for valve processing according to claim 1, characterized in that: the clamping device (4) comprises an electric cylinder (41), a push rod (42) and an arc edge clamping block ( 43), one end of the electric cylinder (41) away from the output shaft is fixedly mounted on the right side of the upright rod (3) by means of bolts, and the end of the electric cylinder (41) away from the upright rod (3) is connected with the push rod (42). ) is fixedly connected at one end, and the other end of the push rod (42) is fixedly installed with an arc edge clamping block (43) through screws. 3. A flange clamping device for valve processing according to claim 2, characterized in that: the clamping device (4) further comprises a push handle (44), a push bolt (45), a fixed baffle plate (46) ), a clamping block (47), a buffer block (48), a chute (49), the clamping block (47) is provided with an arc-shaped groove on the side away from the fixed baffle (46), and the arc A buffer block (48) is installed on the groove through a screw, and the clamping block (47) is slidably connected to the rotating platform (5) through a chute (49), away from the clamping block (47) arc-shaped A fixed baffle plate (46) is fixedly installed on one side of the groove and located on the rotating platform (5), and the fixed baffle plate (46) is provided with a threaded hole and is matched with the push bolt (45), A push handle (44) is fixedly welded on one end of the push bolt (45) away from the clamping block (47). 4. A flange clamping device for valve processing according to claim 3, characterized in that: the push handle (44), push bolt (45), fixed baffle plate (46), clamping block (47) , the buffer block (48), and the chute (49) are symmetrically arranged with respect to the central axis of the rotating platform (5), and have the same structure and two in number. 5. The flange clamping device for valve processing according to claim 1, wherein the rotating device (6) comprises a motor mounting seat (61), a rotating motor (62), a rotating shaft (63), Bearing (64), the motor mounting seat (61) is installed in the box (1) by bolts, the rotating motor (62) and the motor mounting seat (61) are fixedly connected by bolts, and the rotating platform (5) The bearing (64) is connected to the rotating shaft (63), the rotating shaft (63) is fixedly welded to one end of the inner ring of the bearing (64), and the other end of the inner ring of the bearing (64) is fixed to the rotating platform (5). By welding, the outer ring of the bearing (64) is fixedly connected with the worktable (2). 6. A flange clamping device for valve processing according to claim 3, characterized in that: the buffer block (48) is a rubber block made of rubber, and the electric cylinder (41) model is DH65-S200 -T-R5-M1-C1.

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