CN217832066U

CN217832066U - Metal pipeline terminal surface cutting device for water conservancy and hydropower construction

Info

Publication number: CN217832066U
Application number: CN202220909910.1U
Authority: CN
Inventors: 张玉才; 姜凯; 关越峰; 秦仲含; 尹德龙
Original assignee: Heilongjiang Province Water Resources And Hydropower Group Co ltd
Current assignee: Heilongjiang Province Water Resources And Hydropower Group Co ltd
Priority date: 2022-04-19
Filing date: 2022-04-19
Publication date: 2022-11-18
Anticipated expiration: 2032-04-19

Abstract

A metal pipeline end face cutting device for water conservancy and hydropower construction relates to the technical field of building construction. The utility model provides a current pipeline cutting mechanism at the in-process of fixing the centre gripping to metal pipeline, adopt the mode of outside support centre gripping, the whole size that has the clamping part is great, has increased the manufacturing cost of equipment and usage space's problem. The utility model discloses a unable adjustment base bottom and horizontal support board fixed connection, movable base pass through lateral shifting subassembly and horizontal support board sliding connection, and clamping part fixed mounting is on the terminal surface of the big diameter section of T type axle, and two holders are installed respectively on unable adjustment base and movable base's top, and the T type shaft hole has all been processed at the terminal surface center of every holder, the T type axle of pipeline centre gripping subassembly is installed to the downthehole rotatable T type axle of installing of T type shaft. The utility model is used for improve metal pipeline cutting device's commonality, and then reduce the manufacturing cost of equipment.

Description

Metal pipeline terminal surface cutting device for water conservancy and hydropower construction

Technical Field

The utility model relates to a construction technical field, concretely relates to metal pipeline terminal surface cutting device is used in water conservancy water and electricity construction.

Background

Pipeline cutting mechanism is a water conservancy water and electricity construction equipment, and in the production construction flow, often can use some metal pipeline as the branch road that the water conservancy was carried, and metal pipeline's shape and mechanism often need adjust according to on-the-spot actual conditions, and then need carry out the cutting of different angles to the metal pipeline terminal surface to satisfy the construction demand.

Although, present pipeline cutting mechanism can carry out fine adjustment according to the pipeline of different diameters at the in-process of fixing the centre gripping to metal pipeline, and the position of cutter can be adjusted according to the height of pipeline. However, in the process of fixing and clamping the metal pipeline, the conventional pipeline cutting mechanism adopts an external support clamping mode, so that the overall size of a clamping part is large, and the production cost and the use space of equipment are increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current pipeline cutting mechanism and fixing the in-process of centre gripping to metal pipeline, adopting the mode of outside support centre gripping, it is great to have the whole size of clamping part, has increased the manufacturing cost of equipment and usage space's problem, and then provides a metal pipeline terminal surface cutting device for water conservancy and hydropower construction.

The technical scheme of the utility model is that:

the utility model provides a metal pipeline terminal surface cutting device for water conservancy water and electricity construction, it includes horizontal support plate 1, unable adjustment base 2, movable base 3, lateral shifting subassembly 4, cutting assembly 5, cutting hoisting assembly 6, cutting mount pad 7, a centre gripping drive hand wheel 8, two pipeline centre gripping subassemblies 9 and two grip slipper 10, unable adjustment base 2 and movable base 3 set up the both ends about horizontal support plate 1 relatively respectively, unable adjustment base 2 bottom and 1 fixed connection of horizontal support plate, movable base 3 is through lateral shifting subassembly 4 and horizontal support plate 1 slidable connection, movable base 3 can be along the length direction of horizontal support plate 1 under the drive of lateral shifting subassembly 4 and do straight reciprocating motion, every pipeline centre gripping subassembly 9 includes T type axle 91 and clamping part 92, clamping part 92 fixed mounting is on the terminal surface of the big diameter section of T type axle 91, two grip slipper 10 are installed respectively on the top of unable adjustment base 2 and movable base 3, the terminal surface center of every grip slipper 10 all processes there is T type shaft hole, T type axle 91 of rotatable T type axle that installs pipeline centre gripping subassembly 9 in T type shaft hole, the first centre gripping drive subassembly 8 sets up the cutting subassembly and the cutting subassembly is connected the top of cutting subassembly 6 with the cutting subassembly of cutting subassembly 7, the right side is connected the cutting subassembly 5, the cutting subassembly is connected to the straight reciprocating motion along the left side with the right side of the cutting subassembly 5.

Further, the transverse moving assembly 4 comprises a transverse moving motor 41, a transverse moving screw rod 42, a bearing nut, two bearing seats 43 and two transverse moving guide rails 44, the transverse moving screw rod 42 is horizontally arranged in the middle of the upper portion of the horizontal support plate 1 along the length direction of the horizontal support plate 1, optical axes at two ends of the transverse moving screw rod 42 are rotatably connected with the horizontal support plate 1 through the two bearing seats 43, one end of the transverse moving screw rod 42 is connected with a motor shaft of the transverse moving motor 41 through a coupler, the transverse moving motor 41 is installed on the horizontal support plate 1, the bearing nut is spirally installed on the transverse moving screw rod 42, the two transverse moving guide rails 44 are respectively horizontally arranged on two sides of the transverse moving screw rod 42 along the length direction of the horizontal support plate 1, the bottom end of the transverse moving guide rail 44 is fixed on the horizontal support plate 1, a screw rod abdicating groove is processed at the bottom end of the moving base 3 along the length direction, the bearing nut is embedded in the screw rod abdicating groove of the moving base 3, the bearing nut is connected with the moving base 3 through a locking screw and the transverse moving guide rail 44 which are matched with the horizontal support plate 1 in a sliding manner.

Further, cutting subassembly 5 includes cutting motor 51, cutting motor mount pad 52, circular cutting blade 53, annular separation blade 54 and blade locking screw 55, cutting motor 51 is through cutting motor mount pad 52 and cutting hoist assembly 6 fixed connection, install circular cutting blade 53 on cutting motor 51's the motor shaft, the terminal surface center of cutting motor 51 has blade locking screw hole along axial processing, annular separation blade 54 cover is established on the motor shaft on circular cutting blade 53 right side, blade locking screw 55 spiral installation is in blade locking screw hole, circular cutting blade 53 is through blade locking screw 55 and cutting motor 51's motor shaft locking connection.

Further, the cutting and lifting assembly 6 comprises a lifting cylinder 61, a cylinder mounting frame 62, a T-shaped lifting frame 63, a lifting guide rail 64, a lifting slider 65 and a connecting vertical plate 66, the connecting vertical plate 66 is vertically arranged on the right side of the cutting mounting seat 7, the connecting vertical plate 66 is fixedly connected with the right end face of the cutting mounting seat 7 through a connecting piece, the lifting cylinder 61 is vertically arranged on the right side of the connecting vertical plate 66, the cylinder body of the lifting cylinder 61 is mounted on the cylinder mounting frame 62, the cylinder mounting frame 62 is fixedly connected with the upper portion of the right end face of the connecting vertical plate 66 through a connecting piece, the lifting guide rail 64 is fixed on the lower portion of the right end face of the connecting vertical plate 66 along the vertical direction, the lifting slider 65 is slidably mounted on the lifting guide rail 64, the vertical section of the T-shaped lifting frame 63 is fixedly connected with the lifting slider 65 through a connecting piece, the upper end face of the horizontal section of the T-shaped lifting frame 63 is fixedly connected with the piston rod of the lifting cylinder 61 through a connecting piece, and the lower end face of the horizontal section of the T-shaped lifting frame 63 is fixedly connected with the cutting motor mounting seat 52 of the cutting assembly 5 through a connecting piece.

Further, the clamping portion 92 includes a clamping support frame, four spiral clamps 923 and four pipe support bars 924, the clamping support frame includes an inner support ring 921, an outer support ring 922, a plurality of inner ring connecting rods 925 and a plurality of outer ring connecting rods 926, the inner support ring 921 is vertically and coaxially disposed at a side portion of the T-shaped shaft 91, the plurality of inner ring connecting rods 925 are evenly disposed between the inner support ring 921 and the T-shaped shaft 91 along a circumferential direction level, and both ends of the inner ring connecting rods 925 are respectively fixedly connected with end surfaces corresponding to the inner support ring 921 and the T-shaped shaft 91, the outer support ring 922 is coaxially sleeved outside the inner support ring 921, the plurality of outer ring connecting rods 926 are evenly disposed between the outer support ring 922 and the T-shaped shaft 91 along a circumferential direction level, and both ends of the outer ring connecting rods 926 are respectively fixedly connected with end surfaces corresponding to the outer support ring 922 and the T-shaped shaft 91, the four spiral clamps 923 are evenly disposed between the inner support ring 921 and the outer support ring 922 along a circumferential direction, and the four pipe support bars 924 are respectively and move downward along four spiral clamps 921 and the four pipe support rings 924.

Further, each spiral clamping piece 923 comprises a second clamping driving hand wheel 9231, a clamping screw 9232, a clamping bearing nut 9233, an inner shaft sleeve 9234, an outer shaft sleeve 9235, two guide sleeves 9236 and two guide columns 9237, four first cylindrical holes are uniformly processed on the inner support ring 921 along the circumferential direction, an inner shaft sleeve 9234 is inserted in each first cylindrical hole, the inner shaft sleeve 9234 is fixedly connected with the inner support ring 921 through a locking screw, four second cylindrical holes corresponding to the four first cylindrical holes one by one are uniformly processed on the outer support ring 922 along the circumferential direction, an outer shaft sleeve 9235 is inserted in each second cylindrical hole, the outer shaft sleeve 9235 is fixedly connected with the outer support ring 922 through a locking screw, one end of the clamping screw 9232 is rotatably inserted in the inner shaft sleeve 9234 on the inner support ring 921, the other end of the clamping screw 9232 penetrates through the outer shaft sleeve 9235 on the outer support ring 922 and is fixedly connected with a wheel shaft of the second clamping driving hand wheel 9231, two inner shaft sleeve 9236 are coaxially and screw 9232 are coaxially installed on the clamping screw shaft 9233, two ends of the clamping bearing nut 9233 are respectively and the two ends of the clamping bearing nut 9236 are respectively inserted in the two guide columns 9237 and the two ends of the clamping bearing screw 9232 are respectively.

Further, the tube support lever 924 is sleeved with a rubber sleeve.

Compared with the prior art, the utility model has the following effect:

1. the utility model discloses improve pipeline clamping part 92, designed the stronger pipeline centre gripping equipment of commonality, can adjust according to the pipeline of different diameters, improved pipeline cutting mechanism's commonality, practiced thrift manufacturing cost. The tip of four pipeline support member bars 924 is inserted and is established waiting to cut in the metal pipeline tip hole, can drive four pipeline support member bars 924 inwards or outwards to move respectively through four spiral holders 923 according to the diameter of metal pipeline, fix metal pipeline until four pipeline support member bars 924, and then can adapt to the centre gripping of the metal pipeline of different diameters, can be according to the characteristics of the hole shape of metal pipeline, adopt the mode of inside support centre gripping, the whole size of clamping part 92 has been reduced, the manufacturing cost and the usage space of equipment have been practiced thrift.

2. The utility model discloses a sideslip motor 41 drive sideslip lead screw 42 rotates, changes rotary motion into linear motion through bearing nut and sideslip guide rail 44, and then drives and fixes the length direction who follows sideslip guide rail 44 at the movable base 3 that bears on the nut and be linear motion. The utility model discloses a distance between lateral shifting subassembly 4 adjustment movable base 3 and the unable adjustment base 2, and then adapt to the metal pipeline's of different length clamping, improve equipment's commonality has reduced manufacturing cost.

3. The utility model discloses a cutting motor 51 drive circular cutting blade 53 rotates at a high speed, and circular cutting blade 53 can be followed vertical direction through cutting hoisting assembly 6 and removed, can play the distance of adjusting between circular cutting blade 53 and the metal pipeline, and then has realized the cutting to different diameter metal pipeline, has improved the commonality of equipment.

Drawings

FIG. 1 is a schematic structural view of the metal pipe end face cutting device for water conservancy and hydropower construction of the present invention;

fig. 2 is a schematic structural diagram of the assembled cutting assembly 5 and cutting lifting assembly 6 of the present invention;

fig. 3 is a front view of the tube gripping assembly 9 of the present invention;

figure 4 is a side view of the tube gripping assembly 9 of the present invention.

Detailed Description

The first embodiment is as follows: this embodiment is described with reference to fig. 1 to 4, a water conservancy water and electricity metal pipeline terminal surface cutting device for construction of this embodiment, it includes horizontal support plate 1, unable adjustment base 2, movable base 3, lateral shifting subassembly 4, cutting assembly 5, cutting lifting unit 6, cutting mount pad 7, first centre gripping drive hand wheel 8, two pipeline centre gripping subassemblies 9 and two grip slipper 10, unable adjustment base 2 and movable base 3 set up the left and right both ends at horizontal support plate 1 relatively respectively, unable adjustment base 2 bottom and horizontal support plate 1 fixed connection, movable base 3 is through lateral shifting subassembly 4 and horizontal support plate 1 slidable connection, movable base 3 can be along the length direction of horizontal support plate 1 under the drive of lateral shifting subassembly 4 and do straight reciprocating motion, every pipeline centre gripping subassembly 9 includes T type axle 91 and grip part 92, grip part 92 fixed mounting is on the terminal surface of the big diameter section of T type axle 91, two grip slipper 10 are installed respectively on the top of unable adjustment base 2 and movable base 3, the terminal surface center of every grip slipper 10 has all processed T type axle, rotatable mounting of T type axle has the pipeline centre gripping subassembly 9 installs on the terminal surface of the cutting assembly 9 in T type axle 91, the cutting assembly is connected the cutting assembly top that the cutting assembly is connected to the right side cutting assembly 5, the cutting assembly is installed on the left side cutting assembly 7, the cutting assembly of the cutting assembly 5, the straight reciprocating motion of the straight-line mounting is installed on the right side of the cutting assembly 5, the cutting assembly 5, the cutting assembly is installed on the left side of the straight-hand gripping subassembly 5, the straight-hand gripping subassembly 5.

The second embodiment is as follows: the present embodiment is described with reference to fig. 1, the lateral moving assembly 4 of the present embodiment includes a lateral moving motor 41, a lateral moving screw 42, a bearing nut, two bearing seats 43 and two lateral moving guide rails 44, the lateral moving screw 42 is horizontally disposed at the middle of the upper side of the horizontal support plate 1 along the length direction of the horizontal support plate 1, the optical axes at the two ends of the lateral moving screw 42 are rotatably connected to the horizontal support plate 1 through the two bearing seats 43, one end of the lateral moving screw 42 is connected to the motor shaft of the lateral moving motor 41 through a coupler, the lateral moving motor 41 is mounted on the horizontal support plate 1, the bearing nut is spirally mounted on the lateral moving screw 42, the two lateral moving guide rails 44 are horizontally disposed at the two sides of the lateral moving screw 42 along the length direction of the horizontal support plate 1, the bottom of the lateral moving guide rail 44 is fixed on the horizontal support plate 1, the bottom of the movable base 3 is provided with screw abdicating grooves along the length direction, the bearing nut is embedded in the screw abdicating grooves of the movable base 3, the movable base 3 is connected to the movable base 3 through a locking screw, the two guide rail abdicating grooves are slidably connected to the horizontal support plate 1 through the lateral moving guide rails 44. So set up, through the distance between lateral shifting subassembly 4 adjustment movable base 3 and the unable adjustment base 2, and then adapt to the not metal pipeline's of equidimension clamping, improve equipment's commonality. The transverse moving screw rod 42 is driven to rotate by the transverse moving motor 41, the rotary motion is converted into linear motion by the bearing nut and the transverse moving guide rail 44, and then the movable base 3 fixed on the bearing nut is driven to do linear motion along the length direction of the transverse moving guide rail 44. Other components and connections are the same as in the first embodiment.

The third concrete implementation mode: the present embodiment is described with reference to fig. 1 and fig. 2, the cutting assembly 5 of the present embodiment includes a cutting motor 51, a cutting motor mounting seat 52, a circular cutting blade 53, an annular blocking piece 54 and a blade locking screw 55, the cutting motor 51 is fixedly connected to the cutting hoisting assembly 6 through the cutting motor mounting seat 52, the circular cutting blade 53 is mounted on a motor shaft of the cutting motor 51, a blade locking threaded hole is processed along an axial direction in the center of an end surface of the cutting motor 51, the annular blocking piece 54 is sleeved on the motor shaft on the right side of the circular cutting blade 53, the blade locking screw 55 is spirally mounted in the blade locking threaded hole, and the circular cutting blade 53 is connected to the motor shaft of the cutting motor 51 through the blade locking screw 55 in a locking manner. So set up, cutting motor 51 drive circular cutting blade 53 rotates at a high speed, has realized the cutting to metal pipeline. Other compositions and connections are the same as in the first or second embodiments.

The fourth concrete implementation mode: the present embodiment is described with reference to fig. 1 and fig. 2, the cutting and lifting assembly 6 of the present embodiment includes a lifting cylinder 61, a cylinder mounting bracket 62, a T-shaped lifting bracket 63, a lifting guide rail 64, a lifting slider 65 and a connecting vertical plate 66, the connecting vertical plate 66 is vertically disposed on the right side of the cutting mounting bracket 7, the connecting vertical plate 66 is fixedly connected to the right end face of the cutting mounting bracket 7 through a connecting member, the lifting cylinder 61 is vertically disposed on the right side of the connecting vertical plate 66, a cylinder body of the lifting cylinder 61 is mounted on the cylinder mounting bracket 62, the cylinder mounting bracket 62 is fixedly connected to the upper portion of the right end face of the connecting vertical plate 66 through a connecting member, the lifting guide rail 64 is fixed to the lower portion of the right end face of the connecting vertical plate 66 along the vertical direction, the lifting slider 65 is slidably mounted on the lifting guide rail 64, a vertical section of the T-shaped lifting bracket 63 is fixedly connected to the lifting slider 65 through a connecting member, an upper end face of a horizontal section of the T-shaped lifting bracket 63 is fixedly connected to a piston rod of the lifting cylinder 61 through a connecting member, and a lower end face of the T-shaped lifting bracket 63 is fixedly connected to the cutting motor mounting bracket 52 of the cutting assembly 5 through a connecting member. So set up, can drive circular cutting blade 53 through cutting hoisting component 6 and remove along vertical direction, play and adjust the distance between circular cutting blade 53 and the metal pipeline, and then realized the cutting to different diameter metal pipeline, improved the commonality of equipment. Other compositions and connection relationships are the same as in the first, second or third embodiment.

The fifth concrete implementation mode: the present embodiment is described with reference to fig. 1, 3 and 4, a clamping portion 92 of the present embodiment includes a clamping support frame, four spiral clamps 923 and four pipe support bars 924, the clamping support frame includes an inner support ring 921, an outer support ring 922, a plurality of inner ring connecting bars 925 and a plurality of outer ring connecting bars 926, the inner support ring 921 is vertically and coaxially disposed at a side portion of the T-shaped shaft 91, the plurality of inner ring connecting bars 925 are horizontally and uniformly arranged between the inner support ring 921 and the T-shaped shaft 91 along a circumferential direction, both ends of the inner ring connecting bars 925 are respectively fixedly connected with end surfaces corresponding to the inner support ring 921 and the T-shaped shaft 91, the outer support ring 922 is coaxially sleeved outside the inner support ring 921, the plurality of outer ring connecting bars 926 are horizontally and uniformly arranged between the outer support ring 922 and the T-shaped shaft 91 along the circumferential direction, both ends of the outer ring connecting bars 926 are respectively fixedly connected with end surfaces corresponding to the outer support ring 922 and the T-shaped shaft 91, the four spiral clamps 923 are respectively and are respectively horizontally disposed between the outer support ring 921 and the outer support ring 922, and the four spiral clamps 923 and the four pipe support rings are respectively move downwards along the circumferential direction, and the four pipe support rings 921 or four pipe support bars 924. So set up, the tip of four pipeline support member bars 924 is inserted and is established waiting to cut in the metal pipeline tip hole, diameter according to metal pipeline can drive four pipeline support member bars 924 inwards or outwards removal respectively through four spiral holders 923, fix metal pipeline until four pipeline support member bars 924, and then can adapt to the centre gripping of the metal pipeline of different diameters, can be according to the characteristics of metal pipeline's hole shape, adopt the mode of inside support centre gripping, the whole size of clamping part 92 has been reduced, the manufacturing cost and the usage space of equipment have been practiced thrift. Other compositions and connection relationships are the same as those in the first, second, third or fourth embodiment.

The sixth specific implementation mode: the embodiment is described with reference to fig. 1, each screw-type clamping member 923 of the embodiment includes a second clamping driving handwheel 9231, a clamping screw 9232, a clamping bearing nut 9233, an inner shaft sleeve 9234, an outer shaft sleeve 9235, two guide sleeves 9236 and two guide posts 9237, four first cylindrical holes are uniformly processed on an inner support ring 921 along a circumferential direction, an inner shaft sleeve 9234 is inserted in each first cylindrical hole, the inner shaft sleeve 9234 is fixedly connected with the inner support ring 921 through a locking screw, four second cylindrical holes corresponding to the four first cylindrical holes one by one are uniformly processed on the outer support ring 922 along the circumferential direction, an outer shaft sleeve 9235 is inserted in each second cylindrical hole, the outer shaft sleeve 9235 is fixedly connected with an outer support ring 922 through a locking screw, one end of the clamping 9232 is rotatably inserted in an inner shaft sleeve 9234 hole on the inner support ring 921, the other end of the clamping screw 9232 penetrates through the outer shaft sleeve 9235 on the outer support ring 922 and is fixedly connected with the inner shaft sleeve 9234 hole of the second clamping driving handwheel 9231 coaxially, two clamping bearing screw shafts 9233 are respectively inserted in two symmetrical bearing guide posts 9236 and two ends of the clamping screw 9232 are respectively inserted in the two guide posts 9233 and the two guide posts 9236. So set up, adopt manual mode rotatory second centre gripping drive hand wheel 9231, second centre gripping drive hand wheel 9231 drives centre gripping lead screw 9232 and rotates, fixes pipeline support rod piece 924 on centre gripping bearing nut 9233 and can realize the removal on the straight line direction through centre gripping bearing nut 9233 and guide post 9237, and then realizes the support to the metal pipeline tip. The screw nut transmission mechanism has better transmission precision and can accurately control the moving distance of the pipeline support rod 924. Other compositions and connection relations are the same as those of the first embodiment, the second embodiment, the third embodiment, the fourth embodiment or the fifth embodiment.

The seventh embodiment: referring to fig. 3 and 4, the pipe support bar 924 of the present embodiment is sleeved with a rubber sleeve. So set up, establish the rubber sleeve through the cover and can play the effect of the frictional force between improvement and the metal pipeline inner wall on pipeline support member 924, avoid taking place the phenomenon of skidding. Other compositions and connection relationships are the same as in the first, second, third, fourth, fifth or sixth embodiment.

Principle of operation

The working principle of the metal pipeline end face cutting device for water conservancy and hydropower construction of the utility model is described with reference to fig. 1 to 4:

before operation, firstly, the distance between the two pipeline clamping assemblies 9 is adjusted according to the length of a metal pipeline, the traversing motor 41 drives the traversing screw rod 42 to rotate, the bearing nut and the traversing guide rail 44 convert the rotating motion into linear motion, and then the movable base 3 fixed on the bearing nut is driven to do linear motion along the length direction of the traversing guide rail 44;

then fixing the two ends of the metal pipeline on the two pipeline clamping assemblies 9, manually rotating a second clamping driving handwheel 9231, driving a clamping screw 9232 to rotate by the second clamping driving handwheel 9231, and realizing the movement of a pipeline supporting rod 924 fixed on a clamping bearing nut 9233 in the linear direction through the clamping bearing nut 9233 and a guide column 9237 so as to further realize the support of the end part of the metal pipeline;

after the metal pipeline is fixed, the cutting lifting assembly 6 can drive the circular cutting blade 53 to move in the vertical direction, and the cutting motor 51 drives the circular cutting blade 53 to rotate at a high speed, so that the metal pipeline is cut;

meanwhile, the first clamping driving hand wheel 8 is manually rotated, the first clamping driving hand wheel 8 drives the left T-shaped shaft 91 to rotate, power is sequentially transmitted to the left clamping part 92, the metal pipeline, the right clamping part 92 and the right T-shaped shaft 91, and then the whole circumference of the metal pipeline is cut.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides a water conservancy is metal pipeline terminal surface cutting device for water and electricity construction which characterized in that: it comprises a horizontal supporting plate (1), a fixed base (2), a movable base (3), a transverse moving component (4), a cutting component (5), a cutting lifting component (6), a cutting mounting seat (7), a first clamping driving hand wheel (8), two pipeline clamping components (9) and two clamping seats (10), wherein the fixed base (2) and the movable base (3) are respectively and oppositely arranged at the left end and the right end of the horizontal supporting plate (1), the bottom end of the fixed base (2) is fixedly connected with the horizontal supporting plate (1), the movable base (3) is connected with the horizontal supporting plate (1) in a sliding way through the transverse moving component (4), the movable base (3) can do linear reciprocating motion along the length direction of the horizontal support plate (1) under the driving of the transverse moving assembly (4), each pipeline clamping assembly (9) comprises a T-shaped shaft (91) and a clamping part (92), the clamping part (92) is fixedly installed on the end face of the large-diameter section of the T-shaped shaft (91), two clamping seats (10) are respectively installed at the top ends of the fixed base (2) and the movable base (3), a T-shaped shaft hole is machined in the center of the end face of each clamping seat (10), the T-shaped shaft (91) of the pipeline clamping assembly (9) is rotatably installed in the T-shaped shaft hole, and a hand wheel shaft of the first clamping driving hand wheel (8) is coaxially and fixedly connected with the left pipeline clamping assembly (9) The cutting device comprises a cutting mounting seat (7), a clamping seat (10) top end at the left end is installed on the cutting mounting seat (7), a cutting assembly (5) is arranged on the side portion of the cutting mounting seat (7), the cutting assembly (5) is connected with the right side wall of the cutting mounting seat (7) through a cutting lifting assembly (6), and the cutting assembly (5) can be driven by the cutting lifting assembly (6) to do linear reciprocating motion along the vertical direction.

2. The water conservancy water and electricity construction is with metal pipeline terminal surface cutting device of claim 1, characterized in that: the transverse moving assembly (4) comprises a transverse moving motor (41), a transverse moving screw rod (42), a bearing nut, two bearing seats (43) and two transverse moving guide rails (44), the transverse moving screw rod (42) is horizontally arranged in the middle of the upper part of the horizontal support plate (1) along the length direction of the horizontal support plate (1), optical axes at two ends of the transverse moving screw rod (42) are rotatably connected with the horizontal support plate (1) through the two bearing seats (43), one end of the transverse moving screw rod (42) is connected with a motor shaft of the transverse moving motor (41) through a coupler, the transverse moving motor (41) is arranged on the horizontal support plate (1), the transverse moving screw rod (42) is spirally provided with a bearing nut, two transverse moving guide rails (44) are respectively horizontally arranged on two sides of the transverse moving screw rod (42) along the length direction of the horizontal support plate (1), the bottom of the transverse guide rail (44) is fixed on the horizontal support plate (1), a screw rod abdicating groove is processed at the bottom end of the movable base (3) along the length direction, a bearing nut is embedded in the screw rod abdicating groove of the movable base (3), the bearing nut is connected with the movable base (3) through the locking screw, two guide rail assembling grooves are machined in the bottom end of the movable base (3) along the length direction and are respectively located on two sides of the lead screw abdicating groove, and the movable base (3) is slidably connected with the horizontal support plate (1) through the guide rail assembling grooves and the transverse moving guide rail (44) which are matched with each other.

3. The water conservancy water and electricity construction is with metal pipeline terminal surface cutting device of claim 1, characterized in that: cutting subassembly (5) are including cutting motor (51), cutting motor mount pad (52), circular cutting blade (53), annular separation blade (54) and blade locking screw (55), cutting motor (51) through cutting motor mount pad (52) and cutting hoisting component (6) fixed connection, install circular cutting blade (53) on the motor shaft of cutting motor (51), the terminal surface center of cutting motor (51) has blade locking screw hole along axial processing, annular separation blade (54) cover is established on the motor shaft on circular cutting blade (53) right side, blade locking screw (55) spiral mounting is in blade locking screw hole, circular cutting blade (53) are through blade locking screw (55) and the motor shaft locking connection of cutting motor (51).

4. The water conservancy water and electricity construction is with metal pipeline terminal surface cutting device of claim 1, characterized in that: cutting lifting assembly (6) is including promoting cylinder (61), cylinder mounting bracket (62), T type hoisting frame (63), promote guide rail (64), promote slider (65) and connect riser (66), connect the vertical right side that sets up at cutting mount pad (7) of riser (66), connect the right terminal surface fixed connection of riser (66) through connecting piece and cutting mount pad (7), promote the vertical right side that sets up in connection riser (66) of cylinder (61), promote the cylinder body of cylinder (61) and install on cylinder mounting bracket (62), cylinder mounting bracket (62) pass through the connecting piece and the right terminal surface upper portion fixed connection who is connected riser (66), promote right terminal surface lower part at connection riser (66) is fixed along vertical direction in guide rail (64), but slidable mounting has promotion slider (65) on promotion guide rail (64), the vertical section of T type hoisting frame (63) passes through connecting piece and promotion slider (65) fixed connection, the horizontal section up end of T type hoisting frame (63) passes through the connecting piece and promotes the piston rod fixed connection of cylinder (61), the horizontal section of T type hoisting frame (63) passes through cutting assembly (5) and is connected motor (52) down.

5. The water conservancy water and electricity construction metal pipeline terminal surface cutting device of claim 1, characterized in that: the clamping part (92) comprises a clamping support frame, four spiral clamping pieces (923) and four pipeline support rods (924), the clamping support frame comprises an inner support ring (921), an outer support ring (922), a plurality of inner ring connecting rods (925) and a plurality of outer ring connecting rods (926), the inner support ring (921) is vertically and coaxially arranged at the side part of the T-shaped shaft (91), the plurality of inner ring connecting rods (925) are horizontally and uniformly arranged between the inner support ring (921) and the T-shaped shaft (91) along the circumferential direction, two ends of the inner ring connecting rods (925) are respectively and fixedly connected with the end surfaces corresponding to the inner support ring (921) and the T-shaped shaft (91), the outer support ring (922) is coaxially sleeved outside the inner support ring (921), the plurality of outer ring connecting rods (926) are horizontally and uniformly arranged between the outer support ring (922) and the T-shaped shaft (91) along the circumferential direction, two ends of the outer ring connecting rods (926) are respectively and fixedly connected with the end surfaces corresponding to the outer support ring (922) and the T-shaped shaft (921) and the T-shaped shaft (91), the four spiral clamping pieces (923) are respectively and are uniformly arranged between the outer support ring (922) and the outer support ring (921), the four pipe support rod pieces (924) move inwards or outwards respectively under the drive of the four spiral clamping pieces (923).

6. The water conservancy water and electricity construction metal pipeline terminal surface cutting device of claim 1, characterized in that: each spiral clamping piece (923) comprises a second clamping driving hand wheel (9231), a clamping screw rod (9232), a clamping bearing nut (9233), an inner shaft sleeve (9234), an outer shaft sleeve (9235), two guide sleeves (9236) and two guide columns (9237), four first cylindrical holes are uniformly processed along the circumferential direction on the inner support ring (921), an inner shaft sleeve (9234) is inserted in each first cylindrical hole, the inner shaft sleeve (9234) is fixedly connected with the inner support ring (921) through a locking screw, four second cylindrical holes which correspond to the four first cylindrical holes one by one are uniformly processed along the circumferential direction on the outer support ring (922), an outer shaft sleeve (9235) is inserted in each second cylindrical hole, the outer shaft sleeve (9235) is fixedly connected with the outer support ring (921) through the locking screw, one end of the clamping screw rod (9232) is rotatably inserted in the inner shaft sleeve (9234) on the inner support ring (921), the other end of the clamping screw rod (9232) passes through the outer support ring (9235) and is fixed with the two clamping bearing nuts 9232 in the axial direction of the clamping screw rod (9232), the two axial lines of the clamping bearing nuts 9232) are respectively inserted in the two axial directions of the clamping bearing screw rod (9231), and two ends of the guide column (9237) are respectively and fixedly connected with the inner support ring (921) and the outer support ring (922).

7. The water conservancy water and electricity construction metal pipeline terminal surface cutting device of claim 1, characterized in that: the pipeline supporting rod piece (924) is sleeved with a rubber sleeve.