Explosion-proof flange sealing groove machining device

Abstract

The utility model relates to an explosion-proof flange sealing groove machining device which comprises a support, a transmission assembly arranged on the support, a supporting assembly arranged on the support and used for supporting and fixing the support, a driving assembly arranged at the input end of the transmission assembly and a moving assembly arranged at the output end of the transmission assembly. The tool rest is arranged on the moving assembly; the tool is fixedly connected with the tool rest; the support is provided with a plurality of sliding grooves facing the middle point of the support, and the supporting assemblies are arranged in the sliding grooves and can move along the sliding grooves. The moving assembly comprises a boring head connected with the output end of the transmission assembly, a T-shaped plate connected with the boring head in a sliding mode and a sliding rail fixedly connected with the T-shaped plate, and the T-shaped plate horizontally moves in the boring head. The flange sealing groove machining device has the advantages of being high in reliability, high in applicability and the like, flanges of different sizes can be machined, and the size precision of machined flange sealing grooves can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of flange processing equipment, in particular to an explosion-proof flange sealing groove processing device. Background Art

[0002] Sealing flanges are widely used in various industrial fields, such as petroleum, chemical industry, shipbuilding, electric power, etc., to connect and seal various pipes and equipment. They have the advantages of easy installation, reliable sealing, strong adaptability, etc., and play an important role in engineering. The explosion-proof flange sealing groove processing device controls the rotation speed and processing path of the main shaft, uses cutting tools to cut the flange sealing groove fixed on the support frame, and finally obtains the desired processing effect through detection and adjustment. In the current petrochemical industry, various equipment will have many flange sealing groove processing requirements. However, the current flange surface processing machine can only process flat surfaces and cannot process flange sealing grooves. In addition, the tool of the existing flange sealing processing device cannot move and can only process flanges of the same specification. The flange sealing processing device has low flexibility and cannot adapt to processing requirements in different environments. Utility Model Content

[0003] Based on this, it is necessary to provide an explosion-proof flange sealing groove processing device to solve the problem that the current explosion-proof flange sealing groove processing device has poor adaptability and an explosion-proof flange sealing groove processing device of one specification can only process flanges of one specification. The explosion-proof flange sealing groove processing device can process flanges of different sizes, improve the flexibility of the use of the explosion-proof flange sealing groove processing device, and can process flanges in different environments and different directions.

[0004] The technical solution of the utility model for solving the above-mentioned technical problems is as follows: An explosion-proof flange sealing groove processing device, comprising: a bracket, a transmission assembly arranged on the bracket, a support assembly arranged at the bottom of the bracket for supporting and fixing the bracket, a driving assembly fixedly connected to the input end of the transmission assembly, a moving assembly fixedly connected to the output end of the transmission assembly, a tool holder fixed on the moving assembly, and a tool fixedly connected to the tool holder; the bracket is provided with a plurality of slide grooves toward the midpoint of the bracket, the support assembly is arranged in the slide groove and can move along the slide groove; the moving assembly comprises a boring head connected to the output end of the transmission assembly, a T-plate slidably connected to the boring head, and a slide rail fixedly connected to the T-plate, and the T-plate moves horizontally in the boring head.

[0005] In one embodiment, a T-slot is provided on the lower end surface of the boring head, and the T-slot matches the shape of the T-plate; the T-plate is slidably arranged in the T-slot.

[0006] In one embodiment, the tool holder includes a feed plate, a feed bracket, a feed screw and a feed handwheel arranged at the upper end of the feed screw; the feed plate is fixedly connected to the end of the slide rail, a first connecting hole is provided on the feed plate, and a second connecting hole is provided on the feed bracket; the first connecting hole and the second connecting hole are sequentially sleeved on the feed screw.

[0007] In one embodiment, an internal thread that matches the thread of the feed screw is provided in the second connecting hole; the feed screw passes through the first connecting hole and is threadedly connected to the second connecting hole.

[0008] In one embodiment, a fixing portion is provided on the tool feed bracket, and the fixing portion is used to fix the tool.

[0009] In one embodiment, the support assembly includes a plurality of support legs arranged at equal intervals on a bracket, the support legs including a first leg and a second leg, the first leg being composed of a coaxial cylinder and a cylinder, the cylinder and the cylinder being an integrally formed structure, the diameter of the cylinder being smaller than the diameter of the cylinder; the cylinder being provided with an external thread, and the cylinder being provided with an internal thread; the structure of the second leg being the same as that of the first leg.

[0010] In one embodiment, the first leg is arranged on the slide groove, and the cylinder of the first leg is provided with an upper nut located above the bracket and a lower nut located below the bracket, and the first leg is clamped and fixed by the two nuts; the external thread on the second leg is connected to the internal thread of the first leg.

[0011] In one embodiment, it further comprises a plurality of claws, wherein the plurality of claws are respectively fixedly connected to the bottom of the second leg.

[0012] In one embodiment, the transmission assembly includes a gear box arranged on a bracket, and the gear box is provided with a transversely arranged driving shaft and a transverse bevel gear, a vertically arranged longitudinal bevel gear and a driven shaft connected in sequence. One end of the driving shaft is fixedly connected to the output end of the driving assembly, and the other end of the driving shaft is fixedly connected to the transverse bevel gear; the transverse bevel gear and the longitudinal bevel gear are meshed and connected; one end of the driven shaft is fixedly connected to the longitudinal bevel gear, and the other end of the driven shaft is fixedly connected to the boring head.

[0013] In one embodiment, the driving assembly is a pneumatic motor fixedly connected to the gear box, and the pneumatic motor is arranged above the bracket.

[0014] The beneficial effects of the present invention are as follows: the present invention provides an explosion-proof flange sealing groove processing device, which fixes the explosion-proof flange sealing groove processing device on the flange to be processed by providing a support assembly; a slide groove is provided on the bracket, and the support assembly is fixed on the slide groove and can move along the slide groove; when the flange is small, by moving the support assembly along the slide groove toward the center of the bracket, the processing device can be flexibly adjusted when processing flanges of different sizes, so that the explosion-proof flange sealing groove processing device can be fixed on the smaller flange to process the sealing surface of the flange; and the support assembly is composed of a first leg and a second leg, the first leg and the second leg are threadedly connected, and the height of the support assembly can be lowered by adjusting the depth of the second leg threadedly connected to the first leg; the T-plate in the moving assembly drives the slide rail to move along the T-slot, and then the tool holder fixed on the slide rail and the tool set on the tool holder can move in the horizontal direction, so that the tool can process flanges of different specifications, which not only improves the adaptability of the explosion-proof flange sealing groove processing device, but also ensures the processing dimensional accuracy of the flange sealing groove, thereby improving the reliability of the explosion-proof flange sealing groove processing device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following is a brief introduction to the drawings required for use in the embodiments. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 This is a schematic structural diagram of an explosion-proof flange sealing groove processing device according to one embodiment;

[0017] Figure 2 Schematic diagram of the cross-sectional structure of an explosion-proof flange sealing groove processing device according to one embodiment;

[0018] Figure 3 An exploded view of a tool holder of an explosion-proof flange sealing groove processing device according to one embodiment.

[0019] In the accompanying drawings, 1. bracket; 11. slide; 2. transmission assembly; 21. drive shaft; 22. transverse bevel gear; 23. longitudinal bevel gear; 24. driven shaft; 3. support assembly; 31. first leg; 32. second leg; 33. claw; 4. drive assembly; 5. moving assembly; 51. boring head; 52. T-plate; 53. slide rail; 6. tool holder; 61. feed plate; 611. first connecting hole; 62. feed bracket; 621. second connecting hole; 622. fixing part; 63. feed screw; 64. feed handwheel. DETAILED DESCRIPTION

[0020] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other. The following will further describe the technical solution of the present invention in conjunction with the drawings of the embodiments of the present invention, and the present invention is not limited to the following specific implementation methods.

[0021] It should be understood that the same or similar reference numerals in the drawings of the embodiments correspond to the same or similar components. In the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "front", "back", "left", "right", "top", "bottom", etc. indicating an orientation or positional relationship, they are based on the orientation or positional relationship shown in the drawings. This is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and cannot be understood as limiting this patent. For those of ordinary skill in the art, the specific meanings of the above terms can be understood according to the specific circumstances.

[0022] In one embodiment, Figures 1 to 3 As shown, an explosion-proof flange sealing groove processing device includes a bracket 1, a transmission component 2 and a support component 3 arranged on the bracket 1, a driving component 4 located above the bracket 1 and fixedly connected to the output end of the transmission component 2, a moving component 5 arranged below the bracket 1 and fixedly connected to the output end of the transmission component 2, a tool holder 6 fixedly connected to the moving component 5, and a tool arranged on the tool holder 6; the bracket 1 is a disc structure, and the transmission component 2 is arranged in the middle between; a plurality of slide grooves 11 facing the center between are provided on the bracket 1, that is, the extensions of the plurality of slide grooves 11 intersect at the center between; the slide grooves 11 connect the upper and lower surfaces of the bracket 1, and are used for installing and fixing the support component 3 and for limiting the moving direction of the support component 3; in this embodiment, the number of the slide grooves 11 is four, and they are distributed in a cross shape on the bracket 1.

[0023] In one embodiment, the moving assembly 5 includes a boring head 51 fixedly connected to the output end of the transmission assembly 2, a T-shaped plate 52 slidably connected to the boring head 51, and a slide rail 53 fixedly connected to the T-shaped plate 52. The upper end of the boring head 51 is rotatably connected to the transmission assembly 2, and the boring head 51 can rotate around the center line of the bracket 1; a T-shaped slot is provided at the bottom of the boring head 51, and the shape of the T-shaped slot is the same as that of the T-shaped plate 52. The T-shaped plate 52 is arranged in the T-shaped slot, and the bottom of the T-shaped plate 52 is fixedly connected to the slide rail 53 by bolts. The T-shaped plate 52 can move in the T-shaped slot, and when the T-shaped plate 52 moves, the slide rail 53 and the tool holder 6 fixedly connected to the slide rail 53 and the tool set on the tool holder 6 can move together with the T-shaped plate 52. After the explosion-proof flange sealing groove processing device is fixed on the flange to be processed, the tool movement can be controlled by moving the T-shaped plate 52, so that the tool can abut the flange at the position to be processed to process the flange.

[0024] Furthermore, in order to improve the machining accuracy of the flange sealing groove, the structure of the tool holder is designed. Figure 3 As shown, the tool holder 6 includes a feed plate 61, a feed bracket 62, a feed screw 63 and a feed handwheel 64. The side wall of the feed plate 61 is fixedly connected to the end of the slide rail 53, and a first connecting hole 611 is provided on the side of the feed plate 61 away from the slide rail 53; the feed bracket 62 is provided with a second connecting hole 621 on the side opposite to the feed plate 61, and the feed bracket 62 is provided with a fixing portion 622 for fixing the tool on the side away from the feed plate 61; the feed screw 63 includes two cylinders of different diameters, the diameter of the upper end of the feed screw 63 is smaller than the diameter of the lower end; the lower end of the feed screw 63 is provided with an external thread, and the external thread of the feed screw 63 is connected to the second connecting hole 621 is adapted; the diameter of the upper end of the feed screw 63 is smaller than the diameter of the first connecting hole 611, and the feed screw 63 passes through the first connecting hole 611 and is threadedly connected to the second connecting hole 621; that is, the upper end of the feed screw 63 passes through the first connecting hole 611, and the lower end of the feed screw 63 is threadedly connected to the second connecting hole 621. The feed screw 63, the first connecting hole 611, and the second connecting hole are coaxially arranged; the feed handwheel 64 is fixedly connected to the upper end of the feed screw 63, and the feed handwheel 64 is located above the first connecting hole 611. By turning the feed handwheel 64, the height of the feed bracket 62 can be adjusted. In order to maintain the stability of the tool, a tool holder dovetail plate and a feed plate inlay are provided on the feed plate 61 to keep the feed bracket 62 and the feed plate 61 in close contact and prevent the feed bracket from swinging left and right.

[0025] The support assembly 3 includes a plurality of support legs arranged at equal intervals on the bracket 1, and the number of the support legs is the same as the number of the slide slots 11, that is, the number of the support legs is four, and the four support legs are respectively arranged in four slide slots 11; the support legs include a first leg 31 and a second leg 32, the first leg 31 is composed of a coaxially arranged cylinder and a cylinder, the diameter of the cylinder is smaller than the diameter of the cylinder; the cylinder and the cylinder are an integrally formed structure; an external thread is provided on the cylinder, and an internal thread is provided in the cylinder; the diameter of the cylinder in the first leg 31 is smaller than the width of the slide slot 11, and the first leg 31 passes through the slide slot 11, and an upper nut and a lower nut threadedly connected to the first leg 31 are provided on the first leg 31, the upper nut is located above the slide slot 11, and the lower nut is located below the slide slot 11, and the bracket 1 is clamped by two nuts to fix the first leg 31 in the slide slot 11; the structure of the second leg 32 is the same as that of the first leg 31; the external thread on the second leg 32 matches the internal thread of the first leg 31, and the external thread of the second leg 32 is connected to the internal thread of the first leg 31, and the height of the support leg can be adjusted by controlling the depth of the second leg 32 screwed into the first leg 31.

[0026] Furthermore, the support assembly also includes a claw 33 arranged at the bottom of the support leg, and the claw 33 is used to fix the explosion-proof flange sealing groove processing device on the flange. The number of the claws 33 is the same as the number of the support legs. In this embodiment, the number of the claws 33 is four, which are respectively arranged at the bottom of the second leg 32; when in use, the claw 33 is used to clamp the flange to keep the device as a whole stable.

[0027] The transmission assembly 2 includes a gear box arranged on the bracket 1, and a driving shaft 21, a transverse bevel gear 22, a longitudinal bevel gear 23 and a driven shaft 24 are sequentially provided in the gear box; the driving shaft 21 and the transverse bevel gear 22 are arranged horizontally in the gear box, and the longitudinal bevel gear 23 and the driven shaft 24 are arranged vertically in the gear box; one end of the driving shaft 21 is fixedly connected to the output end of the driving mechanism, and the other end is fixedly connected to the transverse bevel gear 22; the transverse bevel gear 22 is meshed with the longitudinal bevel gear 23, one end of the driven shaft 24 is fixedly connected to the longitudinal bevel gear 23, and the other end of the driven shaft 24 is fixedly connected to the boring head 51; the transmission assembly 2 changes the rotation direction through the transversely arranged transverse bevel gear 22 and the vertically arranged longitudinal bevel gear 23, so that the boring head 51 can rotate with the central axis of the bracket 1 as the rotation axis, thereby controlling the tool to cut the flange to be processed and complete the processing of the flange sealing groove.

[0028] The driving mechanism is a pneumatic motor, and the output end of the pneumatic motor is fixedly connected to the driving shaft 21. Sparks are not allowed to be generated during operation in some special environments. For example, in the petrochemical field, the air in the petrochemical area is usually full of dust. If sparks occur, it is easy to cause an explosion. Therefore, the use of pneumatic drive can avoid electric sparks during the processing of the sealing groove, avoid explosions, and improve the safety of the flange sealing groove device.

[0029] The general working process of the present invention is as follows: the position of the support component on the slide and the height of the support leg are adjusted to make the explosion-proof flange sealing groove processing device match the size of the flange, and then the explosion-proof flange sealing groove processing device is fixed to the flange by the claws, and then the position of the tool is adjusted by moving the T-plate and turning the feed handwheel to make the tool be in the position to be processed of the flange; the pneumatic motor is turned on to rotate the moving mechanism, the tool holder and the tool at high speed; this rotational motion provides power for cutting, just like the rotation of the tool of an ordinary lathe, so that the tool can cut the flange material; while the tool rotates, it will also feed according to the set path to complete the processing of the flange.

[0030] Obviously, the above embodiments of the present invention are merely examples for the purpose of clearly illustrating the present invention, and are not intended to limit the implementation methods of the present invention. A person skilled in the art will be able to make other variations or modifications based on the above description. It is not necessary and impossible to enumerate all implementation methods here. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the claims of the present invention.

Claims

1. An explosion-proof flange sealing groove processing device, characterized in that: include: A bracket, a transmission assembly arranged on the bracket, a support assembly arranged at the bottom of the bracket for supporting and fixing the bracket, a driving assembly fixedly connected to the input end of the transmission assembly, a moving assembly fixedly connected to the output end of the transmission assembly, a tool holder fixed on the moving assembly, and a tool fixedly connected to the tool holder; the bracket is provided with a plurality of slide grooves toward the midpoint of the bracket, the support assembly is arranged in the slide grooves and can move along the slide grooves; the moving assembly includes a boring head connected to the output end of the transmission assembly, a T-plate slidably connected to the boring head, and a slide rail fixedly connected to the T-plate, and the T-plate moves horizontally in the boring head.

2. The explosion-proof flange sealing groove processing device according to claim 1, characterized in that: The lower end surface of the boring head is provided with a T-shaped slot, and the T-shaped slot matches the shape of the T-shaped plate; the T-shaped plate is slidably arranged in the T-shaped slot.

3. The explosion-proof flange sealing groove processing device according to claim 1, characterized in that: The tool holder includes a feed plate, a feed bracket, a feed screw and a feed handwheel arranged at the upper end of the feed screw; the feed plate is fixedly connected to the end of the slide rail, a first connecting hole is provided on the feed plate, and a second connecting hole is provided on the feed bracket; the first connecting hole and the second connecting hole are sequentially sleeved on the feed screw.

4. The explosion-proof flange sealing groove processing device according to claim 3, characterized in that: An internal thread that matches the thread of the feed screw is provided in the second connecting hole; the feed screw passes through the first connecting hole and is threadedly connected to the second connecting hole.

5. The explosion-proof flange sealing groove processing device according to claim 3, characterized in that: The tool feed bracket is provided with a fixing portion, and the fixing portion is used to fix the tool.

6. The explosion-proof flange sealing groove processing device according to claim 1, characterized in that: The support assembly includes a plurality of support legs arranged at equal intervals on a bracket, the support legs including a first leg and a second leg, the first leg being composed of a coaxial cylinder and a cylinder, the cylinder and the cylinder being an integrally formed structure, the diameter of the cylinder being smaller than the diameter of the cylinder; the cylinder being provided with an external thread, and the cylinder being provided with an internal thread; the structure of the second leg being the same as that of the first leg.

7. The explosion-proof flange sealing groove processing device according to claim 6, characterized in that: The first leg is arranged on the slide groove, and the cylinder of the first leg is provided with an upper nut located above the bracket and a lower nut located below the bracket, and the first leg is clamped and fixed by the two nuts; the external thread on the second leg is connected to the internal thread of the first leg.

8. The explosion-proof flange sealing groove processing device according to claim 7, characterized in that: It also includes a plurality of claws, which are respectively fixedly connected to the bottom of the second leg.

9. The explosion-proof flange sealing groove processing device according to claim 1, characterized in that: The transmission assembly includes a gear box arranged on a bracket, and the gear box is provided with a transversely arranged driving shaft and a transverse bevel gear, a vertically arranged longitudinal bevel gear and a driven shaft connected in sequence. One end of the driving shaft is fixedly connected to the output end of the driving assembly, and the other end of the driving shaft is fixedly connected to the transverse bevel gear; the transverse bevel gear and the longitudinal bevel gear are meshed and connected; one end of the driven shaft is fixedly connected to the longitudinal bevel gear, and the other end of the driven shaft is fixedly connected to the boring head.

10. The explosion-proof flange sealing groove processing device according to claim 1, characterized in that: The driving assembly is a pneumatic motor fixedly connected to the gear box, and the pneumatic motor is arranged above the bracket.

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