CN214489709U - Frock clamp for flange processing - Google Patents

Abstract

The utility model discloses a frock clamp for flange processing, including PMKD and flange body, PMKD is cuboid platelike structure, and PMKD's up end sets up the standing groove of placing the flange body between two parties, the transverse section of standing groove is circular, and the fixed welding of the centre department of standing groove has fixed inner ring, it inserts and is equipped with four group's stay tubes, four group to be annular array on fixed inner ring's the side insert the threaded rod in the inside one end of fixed inner ring, and the one end outside fixed inner ring is connected with the tight device in top of mounting flange body, the symmetry is provided with upper bearing and lower bearing about in the fixed inner ring, insert in upper bearing and the lower bearing be equipped with the pivot with bearing inner wall welded fastening, the bottom of pivot is passed through the gear and is connected with two sets of threaded rod transmission. This frock clamp for flange processing can accomplish the tight fixed of clamp to the flange from the inside of flange to adapt to the flange use of unidimensional not.

Description

Frock clamp for flange processing

Technical Field

The utility model belongs to the technical field of the flange processing, concretely relates to frock clamp is used in flange processing.

Background

A Flange (Flange), also known as a Flange collar or Flange. The flange is a part for connecting the shafts and is used for connecting pipe ends; there are also flanges on the inlet and outlet of the equipment for the connection between two equipments, such as reducer flanges, pipeline flanges refer to flanges for piping in pipeline devices, and equipment flanges refer to the inlet and outlet flanges of the equipment. The flanges are provided with holes, and the two flanges are tightly connected through bolts, so that when the flanges are machined, holes need to be drilled on the side faces of the flanges, and the flanges can be connected with each other.

The flange is adding man-hour, generally is to place the flange is fixed in the frock clamp that corresponds to make things convenient for going on of its processing, but the frock clamp who is used for flange drilling process at present, it is when pressing from both sides the fastening to the flange, and it is fixed to press from both sides from the outside mostly, leads to can cause inconvenience when the operation, and the flange that can't be suitable for different sizes simultaneously uses.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a frock clamp is used in flange processing to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a frock clamp for flange processing, includes PMKD and flange body, PMKD is cuboid platelike structure, and the standing groove of placing the flange body is seted up between two parties to PMKD's up end, the transverse cross-section of standing groove is circular, and the fixed welding of the centre department of standing groove has fixed inner ring, it inserts four group's stay tubes, four groups to be annular array on fixed inner ring's the side insert and be equipped with four group's stay tubes in the one end of fixed inner ring inside, insert in the outer one end of fixed inner ring and be connected with the tight device in top of mounting flange body, the symmetry is provided with upper bearing and lower bearing about in the fixed inner ring, insert in upper bearing and the lower bearing be equipped with the pivot with bearing inner wall welded fastening, the bottom of pivot is passed through the gear and is connected with two sets of threaded rod transmissions, and the top of pivot is inserted and is equipped with the bull stick.

Preferably, positioning holes with internal threads are drilled at four corners of the upper end face of the fixed bottom plate, and the fixed bottom plate is fixedly connected with the flange processing table board through bolts inserted into the positioning holes.

Preferably, fastening grooves are further formed in two symmetrical sides of the placing groove in the upper end face of the fixed bottom plate, the depth of each fastening groove is the same as that of the placing groove, and the fastening grooves are communicated with the placing groove and the outer side of the fixed bottom plate.

Preferably, the outer sides of the upper bearing and the lower bearing are fixedly connected with the inner wall of the fixed inner ring through four groups of support rods arranged in an annular array, one end of each support rod is fixedly welded with the outer side faces of the upper bearing and the lower bearing, and the other end of each support rod is fixedly welded with the inner wall of the fixed inner ring.

Preferably, the bottom end of the rotating shaft is fixedly sleeved with a first bevel gear, four groups of second bevel gears which are in annular array meshing connection with the first bevel gear are further arranged on the first bevel gear, and threaded rods which are in threaded connection with the supporting tubes are welded in the four groups of second bevel gears.

Preferably, the top tight device includes push pedal, spring and roof, a side and the stay tube welded fastening of push pedal, the another side of symmetry passes through spring and roof welded fastening, a side that the roof is close to this internal ring of flange sets up to the arc, and the surface is coarse setting.

The utility model discloses a technological effect and advantage: according to the tool clamp for flange machining, the placing groove is formed in the fixing bottom plate, the flange body is placed in the placing groove, the fixing inner ring is arranged in the center of the placing groove, the jacking device on the fixing inner ring is abutted to the inner wall of the flange body, and the flange body is jacked and fixed from the inside, so that the flange body cannot interfere with the outer side surface in the machining process, and the machining operation is convenient to carry out; meanwhile, the jacking device drives the first bevel gear and the second bevel gear to rotate through the rotating shaft and is adjusted through the threaded rod and the supporting tube, so that the jacking device can be extended out and retracted, the flange body is firmly fixed, the flange body can adapt to flanges of different sizes to be clamped and fixed, and the fixing bottom plate can be installed at any position of a machining table through screws or bolts, so that machining and adjusting are facilitated.

Drawings

Fig. 1 is a top view of the present invention;

FIG. 2 is a schematic view of the inside of the fixed inner ring of the present invention;

fig. 3 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention.

In the figure: the device comprises a fixed bottom plate 1, a placing groove 2, a positioning hole 3, a fastening groove 4, a flange body 5, a fixed inner ring 6, an upper bearing 7, a top plate 8, a lower bearing 9, a rotating shaft 10, a rotating rod 11, a first bevel gear 12, a supporting rod 13, a second bevel gear 14, a threaded rod 15, a supporting tube 16, a push plate 17 and a spring 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a tool clamp for flange processing as shown in figures 1-3, which comprises a fixed bottom plate 1 and a flange body 5, wherein the fixed bottom plate 1 is in a cuboid plate-shaped structure, a placing groove 2 for placing the flange body 5 is arranged in the middle of the upper end surface of the fixed bottom plate 1, the transverse section of the placing groove 2 is circular, a fixed inner ring 6 is fixedly welded in the middle of the placing groove 2, four groups of supporting tubes 16 are inserted in an annular array on the side surface of the fixed inner ring 6, a threaded rod 15 is inserted in one end inside the fixed inner ring 6 of the four groups of supporting tubes 16, one end outside the fixed inner ring 6 is connected with a tightening device of the fixed flange body 5, an upper bearing 7 and a lower bearing 9 are symmetrically arranged in the fixed inner ring 6 from top to bottom, a rotating shaft 10 welded and fixed with the inner wall of the bearing is inserted in the upper bearing 7 and the lower bearing 9, the bottom end of the rotating shaft 10 is in transmission connection with the two groups of threaded rods 15 through a gear, the rotating rod 11 is inserted at the top end of the rotating shaft 10, the rotating shaft 10 and the rotating rod 11 can be connected in a detachable mode, if four corners or hexagonal counter bores are formed in the top end of the rotating shaft 10, the rotating rod 11 can be detachably inserted into the rotating rod to rotate, and the rotating rod 11 is an L-shaped rod and is convenient to rotate.

Specifically, locating holes 3 with internal threads are drilled in four corners of the upper end face of the fixing base plate 1, and bolts are inserted into the locating holes 3 and fixedly connected with the flange processing table face of the fixing base plate 1, so that the fixing base plate 1 can be conveniently installed at any position of the processing table, and the flange processing operation is facilitated.

Specifically, catching grooves 4 have still been seted up to the both sides of 2 symmetries of PMKD's 1 up end standing groove, catching grooves 4's the degree of depth is the same with standing groove 2, and catching grooves 4 intercommunication standing groove 2 and the 1 outside of PMKD, and the use of catching grooves 4 has both made things convenient for place flange body 5 in standing groove 2, also conveniently from taking out.

Specifically, the outer sides of the upper bearing 7 and the lower bearing 9 are fixedly connected with the inner wall of the fixed inner ring 6 through four groups of support rods 13 arranged in an annular array, wherein one end of each support rod 13 is fixedly welded with the outer side faces of the upper bearing 7 and the lower bearing 9, the other end of each support rod is fixedly welded with the inner wall of the fixed inner ring 6, and the upper bearing 7, the lower bearing 8 and the fixed inner ring 6 are arranged on the same vertical line.

Specifically, the bottom end of the rotating shaft 10 is further fixedly sleeved with a first bevel gear 12, four groups of second bevel gears 14 in rotary connection with the first bevel gear 12 are further meshed with the first bevel gear 12 in an annular array, threaded rods 15 in threaded connection with the supporting tube 16 are welded in the four groups of second bevel gears 14, so that the first bevel gear 12 can drive the four groups of second bevel gears 14 to rotate through the rotation of the rotating shaft 10, the threaded rods 15 are in threaded connection with the supporting tube 16, sliding grooves in clamping limit with the inner fixed ring 6 are symmetrically formed in the supporting tube 16, and through the arrangement of the sliding grooves, the supporting tube 16 can only horizontally move on the inner fixed ring 6, and the extension and retraction of the supporting tube 16 can be adjusted.

Specifically, the tight device in top includes push pedal 17, spring 18 and roof 8, a side and the stay tube welded fastening of push pedal 17, the another side of symmetry passes through spring 18 and roof 8 welded fastening, a side of the adjacent flange body 5 inner ring of ejector pin sets up to the arc, and the surface is coarse setting to the stability of being connected with flange body 5 in convenient for.

Specifically, as shown in fig. 2, the push plate 17 is not in contact with the bottom end of the top plate 8 and the bottom end of the placing groove 2, which may cause the top plate not 8 to be located inside the flange body 5, so that in actual operation, according to the thickness of the flange body 5, a corresponding annular gasket may be provided below the flange body 5 to cushion the flange body 5, so that the top plate 8 is located inside the flange body 5

Specifically, when the flange is machined (drilling is selected on the outer side surface of the flange body 5), firstly, a fixing bottom plate 2 is fixedly arranged on the surface of a drilling workbench through a bolt or a screw penetrating through a positioning hole 3, then the flange body 5 is placed in a placing groove 2 and sleeved on the outer side of a fixing inner ring 6, a rotating rod 11 is rotated in the forward direction, the rotating rod 11 rotates to drive a rotating shaft 10 to rotate, a first bevel gear 12 rotates to drive four groups of second bevel gears 14 to rotate, so that a screw 15 welded and fixed with the second bevel gears 14 starts to rotate, the supporting pipe 16 is provided with a limiting sliding groove on the fixing inner ring 6 due to the threaded connection of the screw 15 and the supporting pipe 16, so that the supporting pipe 16 starts to extend out of the fixing inner ring 6 to slide and drives a push plate 17, a spring 18 and a top plate 8 to move towards the inner wall of the flange body 5, direct roof 8 begins the inner wall butt with flange body 5 to compress spring 18, accomplished flange body 5's fixed, later begin flange body 5's drilling processing, after the processing is accomplished, reverse rotation bull stick 11 makes roof 8 shrink, takes out flange body 5 through catching groove 4, convenient operation.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. The utility model provides a frock clamp for flange processing, includes PMKD (1) and flange body (5), its characterized in that: the fixing bottom plate (1) is of a cuboid plate-shaped structure, a placing groove (2) for placing a flange body (5) is formed in the middle of the upper end face of the fixing bottom plate (1), the transverse section of the placing groove (2) is circular, a fixing inner ring (6) is fixedly welded in the middle of the placing groove (2), four groups of supporting tubes (16) are inserted in an annular array on the side face of the fixing inner ring (6), a threaded rod (15) is inserted into one end of each supporting tube (16) inside the fixing inner ring (6), a tightening device of the fixing flange body (5) is connected to one end outside the fixing inner ring (6), an upper bearing (7) and a lower bearing (9) are symmetrically arranged in the fixing inner ring (6) from top to bottom, a rotating shaft (10) welded and fixed with the inner wall of the bearing is inserted into the upper bearing (7) and the lower bearing (9), and the bottom end of the rotating shaft (10) is in transmission connection with the threaded rod (15) through two groups of gears, a rotating rod (11) is inserted at the top end of the rotating shaft (10).

2. The tool clamp for flange machining according to claim 1, characterized in that: the four corners of the upper end face of the fixed base plate (1) are drilled with positioning holes (3) with internal threads, and bolts are inserted into the positioning holes (3) in the fixed base plate (1) and fixedly connected with the flange machining table face.

3. The tool clamp for flange machining according to claim 1, characterized in that: fastening grooves (4) are further formed in two symmetrical sides of the upper end face placing groove (2) of the fixing bottom plate (1), the depth of each fastening groove (4) is the same as that of the corresponding placing groove (2), and the fastening grooves (4) are communicated with the outer sides of the placing grooves (2) and the fixing bottom plate (1).

4. The tool clamp for flange machining according to claim 1, characterized in that: the outer sides of the upper bearing (7) and the lower bearing (9) are fixedly connected with the inner wall of the fixed inner ring (6) through four groups of support rods (13) arranged in an annular array, wherein one end of each support rod (13) is fixedly welded with the outer side faces of the upper bearing (7) and the lower bearing (9), and the other end of each support rod is fixedly welded with the inner wall of the fixed inner ring (6).

5. The tool clamp for flange machining according to claim 1, characterized in that: the bottom of the rotating shaft (10) is fixedly sleeved with a first bevel gear (12), four groups of second bevel gears (14) in rotary connection with the first bevel gear (12) are meshed in an annular array mode, and threaded rods (15) in threaded connection with the supporting pipes (16) are welded in the four groups of second bevel gears (14).

6. The tool clamp for flange machining according to claim 1, characterized in that: the tight device in top includes push pedal (17), spring (18) and roof (8), a side and the stay tube welded fastening of push pedal (17), another side of symmetry passes through spring (18) and roof (8) welded fastening, the side of the adjacent flange body (5) inner ring of roof sets up to the arc, and the surface is coarse setting.

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