CN114534955A

CN114534955A - Digital display end face milling machine for steel construction with spraying function

Info

Publication number: CN114534955A
Application number: CN202210094073.6A
Authority: CN
Inventors: 郭叶军
Original assignee: Jiangsu Longbao Heavy Industry Technology Co ltd
Current assignee: Jiangsu Longbao Heavy Industry Technology Co ltd
Priority date: 2022-01-26
Filing date: 2022-01-26
Publication date: 2022-05-27

Abstract

The invention discloses a digital display end face milling machine with a spraying function for a steel structure, which comprises an end face milling machine main body, wherein a driving mechanism is installed on the side face of the end face milling machine main body, a spraying mechanism is arranged in the driving mechanism, the spraying mechanism comprises a reciprocating screw rod, and a crescent plate is inserted into the surface of the reciprocating screw rod. According to the invention, the reciprocating screw rod and the paint spraying heads are arranged, and the crescent board can move in the spiral groove formed in the surface of the crescent board through the rotation of the reciprocating screw rod, so that the driving lantern ring can drive the two groups of paint spraying heads to reciprocate in the spraying frame through the pushing rod, at the moment, the materials can move in the child spraying frame, and the antirust paint can be uniformly sprayed on the surface of the materials through the two groups of paint spraying heads, thereby effectively avoiding the need of additionally performing a spraying maintenance step after the materials are processed, effectively reducing the production time of a steel structure, improving the production efficiency and greatly reducing the production cost of the steel structure.

Description

Digital display end face milling machine for steel construction with spraying function

Technical Field

The invention relates to the technical field of digital display milling machines, in particular to a digital display end face milling machine with a spraying function for a steel structure.

Background

The end face milling machine has a large processing range, is suitable for end face cutting of metal materials such as castings, steel parts and the like, is widely applied to the mechanical manufacturing industry, is particularly suitable for plane milling of die industry and plastic die carrier frames, can mill, drill, bore holes and other special profiles of two end faces of an overlong workpiece, adopts bevel gear transmission for milling, has high milling face cutting precision and low noise, can realize stepless speed change after a frequency conversion device is installed, has strong rigidity of the whole machine, is not easy to damage, is convenient to maintain, has various functions and large geometric dimension, is ideal equipment for mechanical processing, and can generally use a digital display end face milling machine to mill or drill and other processes in the production and processing process of the existing steel structure materials.

Present digital display end face milling machine is in the use, place the steel construction raw materials on the milling machine surface, and process it through the milling machine, after steel construction raw materials processing is accomplished, need operating personnel to take off the back with steel construction raw materials, paint the anti-rust paint to its surface, but the steel construction is when paining the anti-rust paint, need artifical transport and carry out the spraying, thereby can cause the production steps increase of steel construction, lead to the production time of steel construction to improve, great increase the manufacturing cost of steel construction, we propose a digital display end face milling machine for steel construction with the spraying function for this reason and solve above-mentioned problem.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a digital display end face milling machine with a spraying function for a steel structure.

In order to achieve the purpose, the invention adopts the following technical scheme:

a digital display end face milling machine for a steel structure with a spraying function comprises an end face milling machine main body, wherein a driving mechanism is installed on the side face of the end face milling machine main body, a spraying mechanism is arranged inside the driving mechanism, the spraying mechanism comprises a reciprocating lead screw, a crescent moon plate is inserted into the surface of the reciprocating lead screw and is installed inside a first rotating rod through a bearing, the first rotating rod is clamped inside a driving sleeve ring, a limit block is fixedly connected to the side face of the driving sleeve ring, push rods are fixedly connected to the upper side and the lower side of the driving sleeve ring, one end, far away from the driving sleeve ring, of each push rod is fixedly connected with a paint spraying head, an oil injection port is installed at the top end of each paint spraying head and is inserted into a spraying frame, a conveying mechanism is arranged on the side face of the spraying frame, an adjusting mechanism is arranged on the surface of the conveying mechanism, and comprises a conveying roller, the conveying roller is characterized in that a second rotating rod is installed in the conveying roller through a bearing, a movable lantern ring is sleeved on the surface of the second rotating rod, the outer surface of the movable lantern ring is hinged to a hinged rod, and one end, far away from the movable lantern ring, of the hinged rod is hinged to a telescopic block.

Preferably, the actuating mechanism includes fixed frame, the fixed frame of side fixedly connected with of end surface milling machine main part, and the outside of fixed frame installs the drive motor, the output that drives the motor is connected with first pivot, and the surface of first pivot has the initiative pivot through belt pulley connection, first awl tooth has been cup jointed on the surface of initiative pivot, the inside at the connecting frame is installed through the bearing in the initiative pivot.

Preferably, the fixed frame is set to be rectangular, a rectangular through groove is formed in one side surface, close to the end face milling machine main body, of the fixed frame, the limiting block is set to be rectangular, and the size of the inner wall of the rectangular through groove formed in one side surface of the fixed frame is matched with the size of the surface of the limiting block.

Preferably, reciprocal lead screw sets up to cylindrical, and the helicla flute of two sets of opposite directions is seted up on the surface of reciprocal lead screw, the crescent moon board sets up to semi-circular, and one side that first bull stick was kept away from to the crescent moon board sets up to the arc surface, the surface dimension looks adaptation of two sets of helicla flute inner wall size crescent moon boards that the surface of reciprocal lead screw was seted up, the surface radian of reciprocal lead screw is the same with the surface radian of crescent moon board.

Preferably, first bull stick sets up to cylindrical, and the both ends fixedly connected with disc of first bull stick, it sets up to circular to drive the lantern ring, and drives the lantern ring and keep away from one side of stopper and seted up circular through-hole, the surface size of first bull stick and the circular through-hole inner wall size looks adaptation of seting up to the side of the driving lantern ring, the disc surface size of first bull stick both ends fixed connection is greater than the circular through-hole inner wall size of seting up on one side of the driving lantern ring.

Preferably, the catch bar is provided with two sets ofly at the surperficial symmetry that drives the lantern ring, and two sets of catch bars all set up to L shape, the oiling mouth sets up to the rectangle, and the oiling mouth keeps away from the one end surface of spray painting head and has cup jointed the disc, the round hole has been seted up to one side that the spraying frame is close to reciprocal lead screw, the rectangle is seted up on the top surface of spraying frame and is led to the groove, the round hole inner wall size looks adaptation of seting up on the surface size of catch bar and spraying frame one side, the rectangle that the surface size of oiling mouth and spraying frame top surface were seted up leads to groove inner wall size looks adaptation, the disc surface size that oiling mouth one end surface cup jointed is greater than the rectangle that spraying frame top surface was seted up and leads to groove inner wall size.

Preferably, conveying mechanism includes protecting sheathing, the side-mounting of spraying frame has protecting sheathing, and protecting sheathing's inside installs the driven shaft through the bearing, protecting sheathing's one end fixedly connected with second awl tooth is kept away from to the driven shaft, the surface of driven shaft has cup jointed the third awl tooth, and the surface of third awl tooth meshes with the surface of fourth awl tooth mutually, the second pivot has been cup jointed to the inside of fourth awl tooth, and the surface of second pivot has cup jointed and has driven the gear, the surface that drives the gear meshes with driven gear's surface mutually, and driven gear's inside has cup jointed the transport axle.

Preferably, the driving gear is circular, the driven gear is circular, and the surface diameter of the driving gear is larger than that of the driven gear.

Preferably, the conveying roller is cylindrical, a groove is formed in the outer side surface of the conveying roller, the telescopic block is arc-shaped, and the size of the inner wall of the groove formed in the outer side surface of the conveying roller is matched with the size of the surface of the telescopic block.

Preferably, a rectangular through groove is formed in the conveying roller, the hinge rod is rectangular, and the size of the inner wall of the rectangular through groove formed in the conveying roller is matched with the surface size of the hinge rod.

Compared with the prior art, the invention has the beneficial effects that:

1. the device is through being provided with reciprocal lead screw and paint spray head, rotation through reciprocal lead screw, can make the crescent moon board remove in its helicla flute of seting up at its surface, thereby can make the drive lantern ring drive two sets of paint spray heads at the inside reciprocating motion of spraying frame through the catch bar, at this moment can remove the inside of child spraying frame at the material, can be with the even spraying of anti-corrosive paint on the surface of material through two sets of paint spray heads, effectually avoid the material to accomplish the back in processing, need additionally carry out spraying maintenance step, the effectual steel construction production time that has reduced, the production efficiency is improved, great reduction the manufacturing cost of steel construction.

2. The device is through being provided with conveying roller and flexible piece, when the material gets into between two sets of conveying rollers, rotation through the conveying roller, can make the material remove between two sets of conveying rollers, the effectual inside of conveniently releasing the spraying frame with the material that has played, avoid needing the producer will manual promotion or transport the material, reduce raw materials for production's physical demands, and the rotation through the second bull stick, can make the hinge bar drive the expansion of multiunit flexible piece, effectual convenient interval between two sets of conveying rollers of adjusting, two sets of conveying rollers of being convenient for can adapt to not unidimensional material.

Drawings

FIG. 1 is a schematic perspective right view of a steel structure digital display face milling machine with a spraying function according to the present invention;

FIG. 2 is a schematic perspective left view of a steel structure digital display end face milling machine with a spraying function according to the present invention;

FIG. 3 is a schematic perspective sectional view of the driving mechanism and the spraying mechanism shown in FIG. 1;

FIG. 4 is a perspective view of the spraying mechanism of FIG. 1;

FIG. 5 is a schematic perspective exploded view of the driving collar structure of FIG. 1;

FIG. 6 is a schematic perspective sectional view of the conveying mechanism shown in FIG. 1;

FIG. 7 is a perspective view of the conveying mechanism and the adjusting mechanism shown in FIG. 1;

fig. 8 is a schematic perspective sectional view of the adjusting mechanism in fig. 1.

In the figure: 1. an end face milling machine main body; 2. a drive mechanism; 21. a fixing frame; 22. driving a motor; 23. a first rotating shaft; 24. a belt pulley; 25. a driving rotating shaft; 26. a first bevel gear; 27. a connecting frame; 3. a spraying mechanism; 31. a reciprocating screw rod; 32. a crescent plate; 33. a first rotating lever; 34. driving the lantern ring; 35. a limiting block; 36. a push rod; 37. a paint spraying head; 38. an oil filling port; 39. spraying a frame; 4. a conveying mechanism; 41. a protective housing; 42. a driven shaft; 43. a second taper tooth; 44. a third bevel gear; 45. a fourth bevel gear; 46. a second rotating shaft; 47. driving the gear; 48. a driven gear; 49. a conveying shaft; 5. an adjustment mechanism; 51. a conveying roller; 52. a second rotating rod; 53. moving the collar; 54. a hinged lever; 55. a telescopic block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1-8, a digital display end face milling machine for steel structures with a spraying function comprises an end face milling machine body 1, a driving mechanism 2 is installed on the side face of the end face milling machine body 1, a spraying mechanism 3 is arranged inside the driving mechanism 2, the spraying mechanism 3 comprises a reciprocating lead screw 31, a crescent plate 32 is inserted into the surface of the reciprocating lead screw 31, one side, away from a first rotating rod 33, of the crescent plate 32 is provided with an arc surface, when the crescent plate 32 moves on the surface of the reciprocating lead screw 31 through the arc surface arranged on one side of the crescent plate 32, the effect of reducing friction is achieved, the service lives of the reciprocating lead screw 31 and the crescent plate 32 are effectively prolonged, the crescent plate 32 is installed inside the first rotating rod 33 through a bearing, the first rotating rod 33 is clamped inside a driving lantern ring 34, a limiting block 35 is fixedly connected to the side face of the driving lantern ring 34, pushing rods 36 are fixedly connected to the upper side and the lower side of the driving lantern ring 34, a paint spraying head 37 is fixedly connected to one end, far away from the driving lantern ring 34, of the push rod 36, an oil filling port 38 is installed at the top end of the paint spraying head 37, an oil filling pipe is connected to the inside of the oil filling port 38, the oil filling port 38 is inserted into the spraying frame 39, a conveying mechanism 4 is arranged on the side face of the spraying frame 39, an adjusting mechanism 5 is arranged on the surface of the conveying mechanism 4, the adjusting mechanism 5 comprises a conveying roller 51, a second rotating rod 52 is installed inside the conveying roller 51 through a bearing, a movable lantern ring 53 is sleeved on the surface of the second rotating rod 52, an articulated rod 54 is articulated on the outer surface of the movable lantern ring 53, an expansion block 55 is articulated on one end, far away from the movable lantern ring 53, of the articulated rod 54, rubber pads are glued on the surfaces of the conveying roller 51 and the expansion block 55, so that an anti-slip effect can be achieved, and an external thread is arranged on the surface of the second rotating rod 52, so that the movable lantern ring 53 can move on the surface when the second rotating rod 52 rotates, thereby serving to carry the hinge lever 54.

Further, as can be known by referring to fig. 3 and 4, the driving mechanism 2 includes the fixed frame 21, the fixed frame 21 of side fixedly connected with of end surface milling machine main part 1, and the outside of fixed frame 21 is installed and is driven motor 22, the output that drives motor 22 is connected with first pivot 23, and the surface of first pivot 23 is connected with initiative pivot 25 through belt pulley 24, first awl tooth 26 has been cup jointed on the surface of initiative pivot 25, the inside at the connection frame 27 is installed through the bearing to initiative pivot 25, set up to the rectangle through connection frame 27, can play the effect of protecting first awl tooth 26 through connection frame 27, and the side fixedly connected with rectangle frame of connection frame 27, can play the effect of conveniently connecting connection frame 27 and protecting sheathing 41.

Further, as can be known by referring to fig. 2 and 3, the fixing frame 21 is set to be rectangular, a rectangular through groove is formed in a side surface of the fixing frame 21 close to the end milling machine main body 1, the limiting block 35 is set to be rectangular, the size of the inner wall of the rectangular through groove formed in the side surface of the fixing frame 21 is matched with the surface size of the limiting block 35, the rectangular through groove formed in the side surface of the fixing frame 21 can drive the lantern ring 34 to move, the limiting block 35 moves in the rectangular through groove, and the limiting function of driving the lantern ring 34 is achieved.

Further, refer to fig. 3 and 5 and learn, reciprocal lead screw 31 sets up to be cylindrical, and the surface of reciprocal lead screw 31 sets up the helicla flute of two sets of opposite directions, crescent plate 32 sets up to semi-circular, the surface dimension looks adaptation of two sets of helicla flute inner wall size crescent plate 32 that reciprocal lead screw 31's surface was seted up, reciprocal lead screw 31's surface radian is the same with crescent plate 32's surface radian, two sets of opposite directions's helicla flute through reciprocal lead screw 31 surface is seted up, can be when reciprocal lead screw 31 rotates, make crescent plate 32 move in the inside of helicla flute, thereby can play the convenience and make the effect of driving lantern ring 34 at reciprocal lead screw 31's surface reciprocating motion, and set up to the arc through crescent plate 32, can play the convenience and make crescent plate 32 block at reciprocal lead screw 31's surface.

Further, refer to fig. 3 and 5 and learn, first bull stick 33 sets up to cylindrical, and the both ends fixedly connected with disc of first bull stick 33, it sets up to circular to drive lantern ring 34, and drive lantern ring 34 and keep away from one side of stopper 35 and seted up circular through-hole, the surface dimension size of first bull stick 33 and the circular through-hole inner wall size looks adaptation that drives lantern ring 34 side and set up, the disc surface dimension of first bull stick 33 both ends fixed connection is greater than the circular through-hole inner wall size that drives lantern ring 34 one side and set up, through the circular through-hole that drives the inside of seting up of lantern ring 34, can conveniently make first bull stick 33 insert the inside of driving lantern ring 34, and through the disc of first bull stick 33 both ends fixed connection, can play the effect of spacing first bull stick 33.

Further, as can be known from fig. 3 and fig. 4, two groups of push rods 36 are symmetrically arranged on the surface of the driving sleeve ring 34, and both groups of push rods 36 are L-shaped, the oil injection port 38 is rectangular, and a disc is sleeved on the surface of one end of the oil injection port 38 away from the paint spraying head 37, a round hole is formed on one side of the spraying frame 39 close to the reciprocating screw rod 31, a rectangular through groove is formed on the top end surface of the spraying frame 39, the surface size of the push rod 36 is matched with the size of the inner wall of the round hole formed on one side of the spraying frame 39, the surface size of the oil injection port 38 is matched with the size of the inner wall of the rectangular through groove formed on the top end surface of the spraying frame 39, the surface size of the disc sleeved on the surface of one end of the oil injection port 38 is larger than the size of the inner wall of the rectangular through groove formed on the top end surface of the spraying frame 39, the two groups of push rods 36 are L-shaped, so as to facilitate the connection between the driving sleeve ring 34 and the paint spraying head 37, and through the removal that drives lantern ring 34, can make push rod 36 move in the round hole that spraying frame 39 one side was seted up, play the effect that promotes paint spray head 37 and remove to paint spray head 37 when removing, can make oiling mouth 38 move in the rectangle through-groove that spraying frame 39 top surface was seted up, thereby the disc that oiling mouth 38 surface cup jointed can play the effect of spacing paint spray head 37.

Further, as can be known by referring to fig. 6 and 7, the conveying mechanism 4 includes a protective casing 41, the protective casing 41 is installed on the side surface of the spraying frame 39, the driven shaft 42 is installed inside the protective casing 41 through a bearing, one end of the driven shaft 42 far away from the protective casing 41 is fixedly connected with a second taper tooth 43, a third taper tooth 44 is sleeved on the surface of the driven shaft 42, the surface of the third taper tooth 44 is meshed with the surface of a fourth taper tooth 45, a second rotating shaft 46 is sleeved inside the fourth taper tooth 45, a driving gear 47 is sleeved on the surface of the second rotating shaft 46, the surface of the driving gear 47 is meshed with the surface of a driven gear 48, a conveying shaft 49 is sleeved inside the driven gear 48, and the partition board fixedly connected with the inner wall of the protective casing 41 can play a role of facilitating the limiting of the second rotating shaft 46.

Further, as can be known from fig. 7, the driving gear 47 is set to be circular, the driven gear 48 is set to be circular, the surface diameter of the driving gear 47 is larger than that of the driven gear 48, and the surface diameter of the driving gear 47 is larger than that of the driven gear 48, so that the conveying roller 51 can be driven.

Further, as can be known by referring to fig. 7 and 8, the conveying roller 51 is cylindrical, a groove is formed in the outer side surface of the conveying roller 51, the telescopic block 55 is arc-shaped, the size of the inner wall of the groove formed in the outer side surface of the conveying roller 51 is matched with the surface size of the telescopic block 55, and the telescopic block 55 can be conveniently accommodated in the groove through the groove formed in the outer side surface of the conveying roller 51.

Further, as can be known by referring to fig. 7 and 8, a rectangular through groove is formed in the conveying roller 51, the hinge rod 54 is set to be rectangular, the size of the inner wall of the rectangular through groove formed in the conveying roller 51 is matched with the surface size of the hinge rod 54, and the hinge rod 54 can move in the rectangular through groove by the rectangular through groove formed in the conveying roller 51 when the movable lantern ring 53 moves, so that the telescopic block 55 is conveniently driven.

The working principle is as follows: when the end face milling machine main body 1 is used, according to the attached

drawings

1, 2, 7 and 8, the movable sleeve ring 53 can move on the surface of the movable sleeve ring 53 by rotating the second rotating rod 52, the hinge rod 54 can push the telescopic blocks 55 to move by moving the movable sleeve ring 53, and then the plurality of groups of telescopic blocks 55 can be adjusted to proper positions according to the size of a material;

when the conveying rollers 51 are adjusted to a proper position, according to fig. 1, fig. 2, fig. 3, fig. 4, fig. 6 and fig. 7, the first rotating shaft 23 can be rotated by driving the motor 22, at this time, the first rotating shaft 23 can drive the driving rotating shaft 25 to drive the first bevel gear 26 to rotate through the belt pulley 24, the first bevel gear 26 can drive the driven shaft 42 to drive the third bevel gear 44 to rotate through the second bevel gear 43, the third bevel gear 44 can drive the second rotating shaft 46 to rotate through the fourth bevel gear 45, when the second rotating shaft 46 rotates, the driving gear 47 can drive the driven gear 48 to rotate, so that the conveying shaft 49 can drive the two groups of conveying rollers 51 to rotate, and at this time, when the material moves between the two groups of conveying rollers 51, the material can be conveyed to the inside of the spraying frame 39;

when the material needs to be sprayed, according to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the first rotating shaft 23 can be driven by the driving motor 22 to drive the reciprocating screw rod 31 to rotate, when the reciprocating screw rod 31 rotates, the crescent plate 32 can move in the spiral groove on the surface of the reciprocating screw rod 31, the first rotating rod 33 can be driven by the crescent plate 32 to drive the sleeve ring 34 to move in a reciprocating manner on the surface of the reciprocating screw rod 31, when the sleeve ring 34 is driven to move, the two groups of push rods 36 can be driven by the push rods 36 to move the paint spray heads 37, and at this time, the two groups of paint spray heads 37 can move in a reciprocating manner inside the spraying frame 39, so that the antirust paint can be uniformly sprayed on the surface of the material;

the above is the overall working principle of the present invention.

In the present invention, the installation manner, the connection manner, or the setting manner of all the components described above are all common mechanical manners, and the specific structures, models, and coefficient indexes of all the components are their own technologies, which can be implemented as long as the beneficial effects thereof can be achieved, and thus, the details are not repeated.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.

In the present invention, unless otherwise specified, the terms "upper, lower, left, right, front, back, inner, outer, vertical and horizontal" and the like included in the terms only represent the orientation of the terms in the conventional use state or are colloquially understood by those skilled in the art, and should not be construed as limiting the terms, and meanwhile, the terms "first", "second" and "third" and the like do not represent specific numbers and sequences, but are merely used for name differentiation, and the terms "include", "include" and any other variations are intended to cover non-exclusive inclusions, so that a process, method, article, or apparatus including a series of elements includes not only those elements but also other elements not explicitly listed, or also includes elements inherent to such process, method, article, or apparatus.

Claims

1. The utility model provides a digital display end face milling machine for steel construction with spraying function, includes end face milling machine main part (1), its characterized in that, the side-mounting of end face milling machine main part (1) has drive mechanism (2), and the inside of drive mechanism (2) is provided with spraying mechanism (3), spraying mechanism (3) are including reciprocal lead screw (31), the surface of reciprocal lead screw (31) is inserted and is equipped with crescent moon board (32), and crescent moon board (32) install the inside at first bull stick (33) through the bearing, first bull stick (33) block drives the inside of driving lantern ring (34), and drives the side fixedly connected with stopper (35) of lantern ring (34), the upper and lower both sides fixedly connected with catch bar (36) that drive lantern ring (34), and catch bar (36) keep away from one end fixedly connected with paint sprayer (37) that drives lantern ring (34), oiling mouth (38) are installed to the top of sprayer (37), oiling mouth (38) are inserted and are established the inside of spraying frame (39), the side of spraying frame (39) is provided with conveying mechanism (4), and the surface of conveying mechanism (4) is provided with adjustment mechanism (5), adjustment mechanism (5) include conveying roller (51), second bull stick (52) are installed through the bearing in the inside of conveying roller (51), and the surface cover of second bull stick (52) is equipped with and removes lantern ring (53), the surface of removing lantern ring (53) articulates there is hinge rod (54), and hinge rod (54) keep away from the one end of removing lantern ring (53) and articulate has flexible piece (55).

2. The digital display end face milling machine with the spraying function for the steel structure is characterized in that the driving mechanism (2) comprises a fixed frame (21), the fixed frame (21) is fixedly connected to the side face of the end face milling machine body (1), a driving motor (22) is installed on the outer side of the fixed frame (21), a first rotating shaft (23) is connected to the output end of the driving motor (22), a driving rotating shaft (25) is connected to the surface of the first rotating shaft (23) through a belt pulley (24), a first conical tooth (26) is sleeved on the surface of the driving rotating shaft (25), and the driving rotating shaft (25) is installed inside the connecting frame (27) through a bearing.

3. The digital display end face milling machine with the spraying function for the steel structure as claimed in claim 2, characterized in that the fixing frame (21) is rectangular, a rectangular through groove is formed in one side surface of the fixing frame (21) close to the end face milling machine main body (1), the limiting block (35) is rectangular, and the size of the inner wall of the rectangular through groove formed in one side surface of the fixing frame (21) is matched with the surface size of the limiting block (35).

4. The digital display end face milling machine with the spraying function for the steel structure is characterized in that the reciprocating screw rod (31) is cylindrical, two sets of spiral grooves in opposite directions are formed in the surface of the reciprocating screw rod (31), the crescent plate (32) is semicircular, an arc surface is formed in one side, away from the first rotating rod (33), of the crescent plate (32), the surface of the reciprocating screw rod (31) is matched with the surface of the crescent plate (32) in size of the inner wall of the two sets of spiral grooves, and the surface radian of the reciprocating screw rod (31) is identical to that of the crescent plate (32).

5. The digital display end face milling machine with the spraying function for the steel structure is characterized in that the first rotating rod (33) is cylindrical, discs are fixedly connected to two ends of the first rotating rod (33), the driving sleeve ring (34) is circular, a circular through hole is formed in one side, away from the limiting block (35), of the driving sleeve ring (34), the surface size of the first rotating rod (33) is matched with the size of the inner wall of the circular through hole formed in the side face of the driving sleeve ring (34), and the surface size of the discs fixedly connected to two ends of the first rotating rod (33) is larger than the size of the inner wall of the circular through hole formed in one side of the driving sleeve ring (34).

6. The steel structure digital display face milling machine with the spraying function, as claimed in claim 1, wherein the push rods (36) are symmetrically provided with two groups on the surface of the driving sleeve ring (34), and the two groups of push rods (36) are both set in an L shape, the oil injection port (38) is set in a rectangular shape, a disc is sleeved on the surface of one end of the oil injection port (38) far away from the paint spraying head (37), a round hole is formed in one side of the spraying frame (39) close to the reciprocating screw rod (31), a rectangular through groove is formed in the surface of the top end of the spraying frame (39), the surface size of the push rod (36) is matched with the size of the inner wall of the round hole formed in one side of the spraying frame (39), the surface size of the oil injection port (38) is matched with the size of the inner wall of the rectangular through groove formed in the top end of the spraying frame (39), and the surface size of the disc sleeved on the surface of one end of the oil injection port (38) is larger than the size of the inner wall of the rectangular through groove formed in the top end of the spraying frame (39) Cun.

7. The steel structure digital display end face milling machine with the spraying function according to claim 1, wherein the conveying mechanism (4) comprises a protective shell (41), the protective shell (41) is installed on the side face of the spraying frame (39), the driven shaft (42) is installed inside the protective shell (41) through a bearing, one end, far away from the protective shell (41), of the driven shaft (42) is fixedly connected with a second bevel gear (43), a third bevel gear (44) is sleeved on the surface of the driven shaft (42), the surface of the third bevel gear (44) is meshed with the surface of a fourth bevel gear (45), a second rotating shaft (46) is sleeved inside the fourth bevel gear (45), a driving gear (47) is sleeved on the surface of the second rotating shaft (46), and the surface of the driving gear (47) is meshed with the surface of the driven gear (48), and a conveying shaft (49) is sleeved inside the driven gear (48).

8. The digital display face milling machine with the spraying function for the steel structure is characterized in that the driving gear (47) is circular, the driven gear (48) is circular, and the surface diameter of the driving gear (47) is larger than that of the driven gear (48).

9. The digital display end face milling machine with the spraying function for the steel structure as claimed in claim 1, wherein the conveying roller (51) is cylindrical, a groove is formed in the outer side surface of the conveying roller (51), the telescopic block (55) is arc-shaped, and the size of the inner wall of the groove formed in the outer side surface of the conveying roller (51) is matched with the size of the surface of the telescopic block (55).

10. The digital display face milling machine with the spraying function for the steel structure as claimed in claim 1, wherein a rectangular through groove is formed inside the conveying roller (51), the hinge rod (54) is rectangular, and the size of the inner wall of the rectangular through groove formed inside the conveying roller (51) is matched with the surface size of the hinge rod (54).