阅读说明：本技术 一种新型钢筋连接结构件的多轴钻孔机构 (Novel multi-shaft drilling mechanism of steel bar connection structural part ) 是由 王勇 于 2021-08-25 设计创作，主要内容包括：本发明公开了一种新型钢筋连接结构件的多轴钻孔机构,包括机架,所述机架的上侧固定有工作台板,所述工作台板的上侧安装有支撑架,所述支撑架的内部安装有间距调节机构,所述间距调节机构上设置有钻孔组件；所述钻孔组件的数量设置有两个,所述钻孔组件包括驱动电机、传动箱和钻头机构,所述钻头机构的数量设置有两个,两个所述钻头机构并列设置在传动箱的底部,所述钻头机构包括转轴,所述转轴的下端固定有连接块,所述连接块的底部设置有钻头。本发明能够精确调节两个钻孔组件之间的距离,提高钻孔效果,通过放置座前侧的第一定位凸条和下压块前侧的第二定位凸条能够对钢筋连接结构件上需要钻孔的位置进行定位,进一步提高了钻孔的精确度。(The invention discloses a multi-shaft drilling mechanism of a novel steel bar connecting structural part, which comprises a rack, wherein a working table plate is fixed on the upper side of the rack, a support frame is arranged on the upper side of the working table plate, an interval adjusting mechanism is arranged in the support frame, and a drilling assembly is arranged on the interval adjusting mechanism; the drilling subassembly's quantity is provided with two, the drilling subassembly includes driving motor, transmission case and drill bit mechanism, the quantity of drill bit mechanism is provided with two, two the drill bit mechanism sets up the bottom at the transmission case side by side, the drill bit mechanism includes the pivot, the lower extreme of pivot is fixed with the connecting block, the bottom of connecting block is provided with the drill bit. The drilling device can accurately adjust the distance between the two drilling assemblies, improves the drilling effect, can position the position of the steel bar connecting structural member to be drilled through the first positioning convex strip on the front side of the placing seat and the second positioning convex strip on the front side of the lower pressing block, and further improves the drilling accuracy.)

1. The utility model provides a novel multiaxis drilling mechanism of steel bar connection structure spare, includes frame (1), its characterized in that: a working table plate (34) is fixed on the upper side of the rack (1), a support frame (2) is installed on the upper side of the working table plate (34), a spacing adjusting mechanism (3) is installed inside the support frame (2), a drilling assembly (4) is arranged on the spacing adjusting mechanism (3), a hydraulic cylinder (5) is installed at the top of the support frame (2), and the telescopic end of the hydraulic cylinder (5) is connected with the top of the spacing adjusting mechanism (3);

the spacing adjusting mechanism (3) comprises two supporting plates (6), a screw rod assembly (7) is movably connected between the two supporting plates (6), the screw rod assembly (7) comprises a first screw rod (8) and a second screw rod (9), the first screw rod (8) is positioned at the right side of the second screw rod (9), the right end of the second screw rod (9) is welded and fixed with the left end of the first screw rod (8), the supporting plate (6) positioned at the right side is provided with a servo motor (10), the output end of the servo motor (10) is connected with the right end of the first screw rod (8), the first screw rod (8) and the second screw rod (9) are sleeved with nut seats (11), a moving seat (12) is fixed on the front side of the nut seat (11), and a placing seat (13) is arranged at the bottom of the moving seat (12);

the quantity of drilling subassembly (4) is provided with two, two drilling subassembly (4) are installed respectively two the front side of removal seat (12), drilling subassembly (4) include driving motor (16), transmission case (17) and drill bit mechanism (18), the output and the transmission case (17) of driving motor (16) are connected, the quantity of drill bit mechanism (18) is provided with two, two drill bit mechanism (18) set up the bottom at transmission case (17) side by side, drill bit mechanism (18) include pivot (19), the lower extreme of pivot (19) is fixed with connecting block (20), the bottom of connecting block (20) is provided with drill bit (23), drill bit (23) are located and place seat (13) directly over.

2. The multi-shaft drilling mechanism for the novel steel bar connecting structure according to claim 1, wherein: sliding holes (32) have all been seted up to the bottom both sides of removing seat (12), sliding holes (32) run through remove seat (12), the inside slip nestification of sliding holes (32) has bracing piece (33), two the lower extreme of bracing piece (33) all with place seat (13) fixed connection, place and seted up standing groove (14) on seat (13), protective hole (15) have been seted up on standing groove (14), the quantity of protective hole (15) is provided with two, the position that the front side of placing seat (13) corresponds protective hole (15) is provided with first location sand grip (58).

3. The multi-shaft drilling mechanism for the novel steel bar connecting structure according to claim 2, wherein: the drill bit mechanism is characterized in that a pressing assembly (31) is arranged on the movable seat (12), the pressing assembly (31) comprises two supporting sleeves (35), the number of the supporting sleeves (35) is two, the two supporting sleeves (35) are respectively positioned at the left side and the right side of the transmission case (17), the two supporting sleeves (35) are fixedly connected with the movable seat (12), a lower pressing rod (36) is sleeved in the supporting sleeves (35) in a sliding mode, a lower pressing block (37) is connected between the lower ends of the two lower pressing rods (36) together, a return spring (45) is sleeved on the lower pressing rod (36), the return spring (45) is positioned between the lower pressing block (37) and the supporting sleeves (35), the lower pressing block (37) is positioned below the drill bit mechanism (18), a lower pressing groove (38) is formed in the bottom of the lower pressing block (37), and a positioning hole (39) is formed in the lower pressing groove (38), the number of the positioning holes (39) is two, the positioning holes (39) penetrate through the lower pressing block (37), the positioning holes (39) correspond to the protection holes (15), and second positioning convex strips (59) are fixed on the front side of the lower pressing block (37) corresponding to the positions of the positioning holes (39).

4. The multi-shaft drilling mechanism for the novel steel bar connecting structure according to claim 1, wherein: the upper and lower both sides of lead screw assembly (7) all are provided with spacing slide bar (28), two about spacing slide bar (28) about both ends respectively with control two fixed connection between backup pad (6), the upper and lower two of the rear side surface of removal seat (12) all is fixed with lantern ring (29), two lantern ring (29) are located the upper and lower both sides of nut seat (11) respectively, two lantern ring (29) slide respectively and cup joint two about on spacing slide bar (28), two pole body surfaces all are provided with the scale mark about spacing slide bar (28).

5. The multi-shaft drilling mechanism for the novel steel bar connecting structure according to claim 1, wherein: t type spout (40), two have all vertically been seted up in the left and right sides two portions of the rear side inner wall of support frame (2) the rear side of backup pad (6) is connected with curb plate (41) jointly, both portions all are fixed with T type slider (42) about the rear side wall of curb plate (41), T type slider (42) nestification is in T type spout (40), sliding connection between T type slider (42) and T type spout (40).

6. The multi-shaft drilling mechanism for the novel steel bar connecting structure according to claim 1, wherein: the quantity of pneumatic cylinder (5) is provided with two, two pneumatic cylinder (5) are located the top both sides of support frame (2) respectively, two the top of backup pad (6) is connected with roof (43) jointly, two the output of pneumatic cylinder (5) is connected with the both ends about the last lateral wall of roof (43) respectively.

7. The multi-shaft drilling mechanism for the novel steel bar connecting structure according to claim 1, wherein: the surface of the workbench plate (34) is provided with a sliding rail (44), the placing seat (13) is sleeved on the sliding rail (44), and the placing seat (13) is connected with the sliding rail (44) in a sliding mode.

8. The multi-shaft drilling mechanism for the novel steel bar connecting structure according to claim 1, wherein: hexagonal groove (21) have been seted up to the bottom of connecting block (20), spacing hole (22) have all been seted up to the left and right sides of connecting block (20), spacing hole (22) link up with hexagonal groove (21) mutually, the top of drill bit (23) is fixed with inserted block (24), the overlook cross-section of inserted block (24) sets up to the hexagon, inserted block (24) nestification is in hexagonal groove (21), the left and right sides of inserted block (24) has all been seted up and has been retracted groove (25), the port that retracts groove (25) is provided with spacing lug (26), spacing lug (26) and retraction are provided with spacing spring (27) between the inner wall of groove (25), spacing lug (26) and spacing hole (22) phase-match.

9. The multi-shaft drilling mechanism for the novel steel bar connecting structure according to claim 1, wherein: the internally mounted of frame (1) has storage water tank (46), the upside of storage water tank (46) is opened, liquid pump (47) are installed to the rear side bottom of storage water tank (46), the input of liquid pump (47) link up with the inner chamber of storage water tank (46) mutually, the output of liquid pump (47) is connected with raceway (48), the upper end of raceway (48) is connected with branch pipe (60), branch pipe (60) are fixed on frame (1), the both ends of branch pipe (60) all are connected with hose (30), the lower part of hose (30) is connected with the preceding lateral wall of transmission case (17), the lower extreme of hose (30) is connected with shower nozzle (49).

10. The multi-shaft drilling mechanism for the novel steel bar connecting structure according to claim 9, wherein: the water-collecting device is characterized in that a rectangular slide way (50) is arranged on the front side of the rack (1), a flow guide box (51) is arranged at the bottom of the rectangular slide way (50), a flow guide channel (52) is arranged inside the flow guide box (51), the flow guide box (51) is positioned above the water storage tank (46), the rectangular slide way (50) is communicated with the water storage tank (46) through the flow guide channel (52), a rectangular frame (53) is nested in the rectangular slide way (50) in a sliding manner, a first filter screen (54) is fixed in the middle of the rectangular frame (53), a second filter screen (55) is arranged on the lower side of the first filter screen (54), the diameter of meshes of the second filter screen (55) is smaller than that of the first filter screen (54), a handle (56) is fixed on the front side of the rectangular frame (53), and water collecting through holes (57) are formed in the surface of the working table plate (34) at equal intervals, the water collecting through hole (57) is communicated with the rectangular slide way (50).

Technical Field

The invention relates to the field of building material processing, in particular to a multi-shaft drilling mechanism of a novel steel bar connection structural member.

Background

The reinforcing steel bar is one kind of building material and may be used widely in various building structures, especially large, heavy, light and thin wall and high rise building structures. The steel bar refers to steel for reinforced concrete and prestressed reinforced concrete, the cross section of the steel bar is circular, sometimes square with round corners, and the steel bar comprises smooth steel bars, ribbed steel bars and twisted steel bars. The reinforcing bar connecting structural member generally requires a drilling process by using a multi-axis drill. The multi-spindle drill is a hole processing device applied to drilling, tapping, boring, reaming and the like in the mechanical field, and is a working master machine which is just developed at home at present and can improve the production efficiency and reduce the cost.

At present, the last rig of current multi-spindle drilling machine is mostly fixed, distance between two adjacent rigs is difficult to adjust, can adjust mostly through manual regulation, be difficult to guarantee the accuracy of distance between two adjacent rigs, there is the deviation with the position that need drill on the steel bar connection structure when leading to the rig to drill, and because steel bar connection structure mostly is circular, when the drill bit drills steel bar connection structure, it is crooked because of the drill bit skids to lead to drilling easily, drilling effect has been reduced.

Therefore, it is necessary to provide a multi-axis drilling mechanism for a new type of reinforcing bar connecting structure to solve the above problems.

Disclosure of Invention

The invention aims to provide a novel multi-shaft drilling mechanism of a steel bar connecting structural part, which can accurately adjust the distance between two drilling components through the driving of a servo motor, improve the drilling effect, the placing seat moves along with the moving seat, a lower pressing block is arranged below the drilling assembly, the lower pressing block is firstly contacted with the steel bar connecting structural member before a drill bit mechanism on the drilling assembly is contacted with the steel bar connecting structural member, the reinforcing steel bar connecting structural member is extruded and fixed, the first positioning convex strip on the front side of the placing seat and the second positioning convex strip on the front side of the lower pressing block can position the position of the reinforcing steel bar connecting structural member to be drilled, the drilling accuracy is further improved, a drill bit on the drill bit mechanism penetrates through a positioning hole on the lower pressing block to drill the reinforcing steel bar connecting structural member, the drill bit is limited through the positioning hole, so that the drill bit is prevented from being inclined during drilling, and the defects in the technology are overcome.

In order to achieve the above purpose, the invention provides the following technical scheme: a multi-shaft drilling mechanism of a novel steel bar connection structural part comprises a rack, wherein a working table plate is fixed on the upper side of the rack, a support frame is installed on the upper side of the working table plate, an interval adjusting mechanism is installed inside the support frame, a drilling assembly is arranged on the interval adjusting mechanism, a hydraulic cylinder is installed at the top of the support frame, and the telescopic end of the hydraulic cylinder is connected with the top of the interval adjusting mechanism;

the distance adjusting mechanism comprises two supporting plates, a screw rod assembly is movably connected between the two supporting plates, the screw rod assembly comprises a first screw rod and a second screw rod, the first screw rod is positioned at the right side of the second screw rod, the right end of the second screw rod is fixedly welded with the left end of the first screw rod, a servo motor is arranged on the supporting plate positioned on the right side, the output end of the servo motor is connected with the right end of the first screw rod, nut seats are sleeved on the first screw rod and the second screw rod, a moving seat is fixed on the front side of each nut seat, and a placing seat is arranged at the bottom of each moving seat;

the drilling subassembly's quantity is provided with two, two the drilling subassembly is installed respectively two remove the front side of seat, the drilling subassembly includes driving motor, transmission case and drill bit mechanism, driving motor's output is connected with the transmission case, the quantity of drill bit mechanism is provided with two, two drill bit mechanism sets up side by side in the bottom of transmission case, drill bit mechanism includes the pivot, the lower extreme of pivot is fixed with the connecting block, the bottom of connecting block is provided with the drill bit, the drill bit is located places the seat directly over.

Preferably, the bottom both sides of removing the seat have all been seted up the slide opening, the slide opening runs through remove the seat, the inside slip nestification of slide opening has the bracing piece, two the lower extreme of bracing piece all with place a fixed connection, place and seted up the standing groove on the seat, the protection hole has been seted up on the standing groove, the quantity in protection hole is provided with two, the position that the front side of placing the seat corresponds the protection hole is provided with first location sand grip.

Preferably, the moving seat is provided with a pressing component, the pressing component comprises a supporting sleeve, the number of the supporting sleeves is two, the two supporting sleeves are respectively positioned at the left side and the right side of the transmission case, the two supporting sleeves are both fixedly connected with the movable seat, the inside of the supporting sleeve is sleeved with a lower pressure rod in a sliding way, a lower pressing block is connected between the lower ends of the two lower pressure rods, the lower pressure bar is sleeved with a return spring which is positioned between the lower pressure block and the supporting sleeve, the lower pressing block is positioned below the drill bit mechanism, the bottom of the lower pressing block is provided with a lower pressing groove, the lower pressing groove is provided with a positioning hole, the number of the positioning holes is two, the positioning holes penetrate through the lower pressing block, the positioning holes correspond to the guard holes, and second positioning convex strips are fixed on the front side of the lower pressing block corresponding to the positions of the positioning holes.

Preferably, the upper side and the lower side of the screw rod assembly are both provided with limit slide rods, the left end and the right end of each limit slide rod are respectively fixedly connected with the left support plate and the right support plate, the upper part and the lower part of the rear side surface of the movable seat are both fixed with lantern rings, the two lantern rings are respectively positioned on the upper side and the lower part of the nut seat, the two lantern rings are respectively sleeved on the upper limit slide rod and the lower limit slide rod in a sliding manner, and the surfaces of the left rod body and the right rod body of each limit slide rod are respectively provided with scale marks.

Preferably, T-shaped sliding grooves are vertically formed in the left portion and the right portion of the inner wall of the rear side of the supporting frame, the rear side of the supporting plate is connected with a side plate, T-shaped sliding blocks are fixed to the left portion and the right portion of the rear side wall of the side plate, the T-shaped sliding blocks are embedded in the T-shaped sliding grooves, and the T-shaped sliding blocks are connected with the T-shaped sliding grooves in a sliding mode.

Preferably, the number of the hydraulic cylinders is two, the two hydraulic cylinders are respectively located on two sides of the top of the support frame, the top of the support plate is connected with the top plate, and the output ends of the two hydraulic cylinders are respectively connected with the left end and the right end of the upper side wall of the top plate.

Preferably, the surface of the working table plate is provided with a sliding rail, the placing seat is sleeved on the sliding rail, and the placing seat is connected with the sliding rail in a sliding manner.

Preferably, the hexagonal groove has been seted up to the bottom of connecting block, spacing hole has all been seted up to the left and right sides of connecting block, spacing hole link up with the hexagonal groove mutually, the top of drill bit is fixed with the inserted block, the overlook cross-section of inserted block sets up to the hexagon, the inserted block nestification is in the hexagonal groove, the left and right sides of inserted block has all been seted up and has been retracted the groove, the port that retracts the groove is provided with spacing lug, spacing lug and the inner wall that retracts the groove between be provided with spacing spring, spacing lug and spacing hole phase-match.

Preferably, the internally mounted of frame has the storage water tank, the upside of storage water tank is opened, the liquid pump is installed to the rear side bottom of storage water tank, the input of liquid pump link up with the inner chamber of storage water tank mutually, the output of liquid pump is connected with the raceway, the upper end of raceway is connected with the branch pipe, the branch pipe is fixed in the frame, the both ends of branch pipe all are connected with the hose, the lower part of hose is connected with the preceding lateral wall of transmission case, the lower extreme of hose is connected with the shower nozzle.

Preferably, the front side of frame is opened and is equipped with the rectangle slide, the bottom of rectangle slide is provided with the water conservancy diversion case, the inside of water conservancy diversion case is provided with the water conservancy diversion passageway, the water conservancy diversion case is located the top of storage water tank, the rectangle slide is link up with the storage water tank through the water conservancy diversion passageway mutually, the inside slip nestification of rectangle slide has the rectangle frame, the middle part of rectangle frame is fixed with first filter screen, the downside of first filter screen is provided with the second filter screen, the mesh diameter of second filter screen is less than the mesh diameter of first filter screen, the front side of rectangle frame is fixed with the handle, the equidistant water collecting through-hole of having seted up in surface of work platen, the water collecting through-hole link up with the rectangle slide mutually.

In the technical scheme, the invention provides the following technical effects and advantages:

1. the servo motor drives the first lead screw and the second lead screw to rotate, so that the moving seats on the first lead screw and the second lead screw move relatively, the distance between the two drilling components is adjusted, the surface of the left rod body and the surface of the right rod body of the limiting slide rod are provided with scale marks, the distance between the two drilling components can be accurately adjusted, the drilling effect is improved, the placing seat moves along with the moving seat, the lower pressing block is arranged below the drilling components, before a drill bit mechanism on the drilling components contacts with the steel bar connecting structural member, the lower pressing block contacts with the steel bar connecting structural member firstly to extrude and fix the steel bar connecting structural member, the first positioning convex strip on the front side of the placing seat and the second positioning convex strip on the front side of the lower pressing block can position the position of the steel bar connecting structural member to be drilled, the drilling accuracy is further improved, a drill bit on the drill bit mechanism penetrates through a positioning hole on the lower pressing block to drill the steel bar connecting structural member, the drill bit is limited through the positioning hole, so that the drill bit is prevented from being inclined during drilling, the drilling effect is effectively improved, and the drilling precision is effectively guaranteed;

2. the drill bit and the connecting block are detachably connected on the drill bit mechanism, the inserting block at the top of the drill bit is inserted into the hexagonal groove at the bottom of the connecting block, and the limiting lug is inserted into the limiting hole for limiting, so that the drill bit and the connecting block are firmly installed and are simple and convenient to install, the drill bit is convenient to disassemble and replace, the drill bits with different types and sizes are convenient to replace, and holes with different sizes are convenient to drill;

3. the water storage tank, the liquid pump, the water delivery pipe, the branch pipe, the hose and the spray head are arranged, so that water can be conveniently sprayed to the position of a drill hole during drilling, the drill bit and the steel bar connecting structural part can be cleaned and cooled, and the service life of the drill bit and the steel bar connecting structural part is effectively prolonged;

4. the guide box is arranged above the water storage tank, the rectangular frame is arranged above the guide box, the first filter screen and the second filter screen are arranged in the rectangular frame, the water collecting through holes are formed in the surface of the working table plate at equal intervals, sewage after cleaning and cooling the drill bit and the steel bar connecting structural member falls into the rectangular frame through the water collecting through holes, the sewage is subjected to double filtration through the first filter screen and the second filter screen in the rectangular frame, sundries in the sewage can be effectively intercepted, the filtered water flows back into the water storage tank through the guide box to be reused, and water resources are saved;

5. the rectangle frame slides and nests in the rectangle slide, and the installation is simple between rectangle frame and the rectangle slide, and convenient to detach simultaneously can take off the rectangle frame from the rectangle slide, is convenient for wash first filter screen and second filter screen in the rectangle frame, avoids first filter screen and second filter screen in the rectangle frame to be blockked up the mesh because of long-time the use by impurity, has improved the filter effect to sewage.

Drawings

In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a perspective view of the present invention;

FIG. 3 is a front view of the present invention;

FIG. 4 is a view of the frame and the support frame of the present invention;

FIG. 5 is a schematic view of a spacing adjustment mechanism of the present invention;

FIG. 6 is a schematic view of a lead screw assembly of the present invention;

FIG. 7 is a connection diagram of the movable seat and the placement seat of the present invention;

FIG. 8 is a schematic view of the drilling assembly of the present invention;

FIG. 9 is a schematic view of a connector block of the present invention;

FIG. 10 is a schematic view of a drill bit of the present invention;

FIG. 11 is a cross-sectional view of a drill bit of the present invention;

FIG. 12 is a cross-sectional view of a rectangular frame of the present invention;

fig. 13 is a schematic view of the pod of the present invention.

Description of reference numerals:

1 rack, 2 support frames, 3 spacing adjusting mechanisms, 4 drilling components, 5 hydraulic cylinders, 6 support plates, 7 lead screw assemblies, 8 first lead screws, 9 second lead screws, 10 servo motors, 11 nut seats, 12 moving seats, 13 placing seats, 14 placing grooves, 15 protective holes, 16 driving motors, 17 transmission boxes, 18 drill bit mechanisms, 19 rotating shafts, 20 connecting blocks, 21 hexagonal grooves, 22 limiting holes, 23 drill bits, 24 inserting blocks, 25 retraction grooves, 26 limiting lugs, 27 limiting springs, 28 limiting slide rods, 29 lantern rings, 30 hoses, 31 pressing components, 32 slide holes, 33 support rods, 34 working table plates, 35 support sleeves, 36 lower pressing rods, 37 lower pressing blocks, 38 lower pressing grooves, 39 positioning holes, 40T-shaped slide grooves, 41 side plates, 42T-shaped slide blocks, 43 top plates, 44 slide rails, 45 return springs, 46 water storage tanks, 47 liquid pumps, 48 water conveying pipes, 49 spray heads, 50 rectangular slide ways, 8 first lead screws, 9 second lead screws, 10 servo motors, 11 nut seats, 12 moving seats, 13 placing seats, 14 placing grooves, 26 retraction grooves, 26 slide blocks, 25 slide rails, 40T-type slide ways, 40T slide rails, 40T type slide ways, 40T slide ways, 6 slide ways, 50 rectangular slide ways, 6 slide ways, 8 slide ways, 3 slide ways, a slide way assembly, a slide way, 51 diversion boxes, 52 diversion channels, 53 rectangular frames, 54 first filter screens, 55 second filter screens, 56 handles, 57 water collecting through holes, 58 first positioning convex strips, 59 second positioning convex strips and 60 branch pipes.

Detailed Description

In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.

The invention provides a multi-shaft drilling mechanism of a novel steel bar connecting structural part, which comprises a rack 1, wherein a working table plate 34 is fixed on the upper side of the rack 1, a support frame 2 is installed on the upper side of the working table plate 34, an interval adjusting mechanism 3 is installed inside the support frame 2, a drilling assembly 4 is arranged on the interval adjusting mechanism 3, a hydraulic cylinder 5 is installed at the top of the support frame 2, and the telescopic end of the hydraulic cylinder 5 is connected with the top of the interval adjusting mechanism 3;

the distance adjusting mechanism 3 comprises support plates 6, the number of the support plates 6 is two, a screw rod assembly 7 is movably connected between the two support plates 6, the screw rod assembly 7 comprises a first screw rod 8 and a second screw rod 9, the first screw rod 8 is positioned at the right side of the second screw rod 9, the right end of the second screw rod 9 is fixedly welded with the left end of the first screw rod 8, a servo motor 10 is installed on the support plate 6 positioned at the right side, the output end of the servo motor 10 is connected with the right end of the first screw rod 8, nut seats 11 are sleeved on the first screw rod 8 and the second screw rod 9, a moving seat 12 is fixed on the front side of each nut seat 11, and a placing seat 13 is arranged at the bottom of each moving seat 12;

the quantity of drilling subassembly 4 is provided with two, two drilling subassembly 4 is installed respectively two the front side of removal seat 12, drilling subassembly 4 includes driving motor 16, transmission case 17 and drill bit mechanism 18, driving motor 16's output is connected with transmission case 17, the quantity of drill bit mechanism 18 is provided with two, two drill bit mechanism 18 sets up in the bottom of transmission case 17 side by side, drill bit mechanism 18 includes pivot 19, the lower extreme of pivot 19 is fixed with connecting block 20, the bottom of connecting block 20 is provided with drill bit 23, drill bit 23 is located and places seat 13 directly over.

The two sides of the bottom of the moving seat 12 are both provided with sliding holes 32, the sliding holes 32 penetrate through the moving seat 12, the supporting rods 33 are slidably nested inside the sliding holes 32, the lower ends of the two supporting rods 33 are fixedly connected with the placing seat 13, the placing seat 13 is provided with a placing groove 14, the placing groove 14 is provided with a protection hole 15, the number of the protection holes 15 is two, the front side of the placing seat 13 is provided with a first positioning convex strip 58 corresponding to the position of the protection hole 15, the placing seat 13 moves along with the moving seat 12, so that the placing seat 13 can effectively support the part with the drilling position on the steel bar connecting structural member, and the first positioning convex strip 58 on the placing seat 13 can position the drilling position, thereby improving the accuracy of drilling;

the movable seat 12 is provided with a pressing assembly 31, the pressing assembly 31 includes two supporting sleeves 35, the number of the supporting sleeves 35 is two, the two supporting sleeves 35 are respectively located at the left and right sides of the transmission case 17, both the two supporting sleeves 35 are fixedly connected with the movable seat 12, a lower pressing rod 36 is slidably sleeved in the supporting sleeves 35, a lower pressing block 37 is commonly connected between the lower ends of the two lower pressing rods 36, a return spring 45 is sleeved on the lower pressing rod 36, the return spring 45 is located between the lower pressing block 37 and the supporting sleeves 35, the lower pressing block 37 is located below the drill bit mechanism 18, a lower pressing groove 38 is formed in the bottom of the lower pressing block 37, positioning holes 39 are formed in the lower pressing groove 38, the number of the positioning holes 39 is two, the positioning holes 39 penetrate through the lower pressing block 37, and the positioning holes 39 correspond to the protection holes 15, the position, corresponding to the positioning hole 39, of the front side of the lower pressing block 37 is fixed with a second positioning convex strip 59, the lower pressing block 37 on the pressing assembly 31 is used for extruding and fixing the steel bar connecting structural part, the stability of the steel bar connecting structural part when the drilling assembly 4 drills the steel bar connecting structural part is improved, meanwhile, the drilling position can be positioned through the second positioning convex strip 59 on the front side of the lower pressing block 37, the drilling accuracy is improved, the drill bit 23 on the drill bit mechanism 18 penetrates through the positioning hole 39 on the lower pressing block 37 to drill the steel bar connecting structural part, the drill bit 23 is limited through the positioning hole 39, the drill bit 23 is prevented from being inclined during drilling, the drilling effect is effectively improved, and the drilling accuracy is effectively guaranteed;

the upper and lower sides of the screw rod assembly 7 are both provided with a limiting slide rod 28, the left and right ends of the limiting slide rod 28 are respectively fixedly connected with the left and right supporting plates 6, the upper and lower parts of the rear side surface of the moving seat 12 are both fixed with lantern rings 29, the two lantern rings 29 are respectively positioned at the upper and lower parts of the nut seat 11, the two lantern rings 29 are respectively sleeved on the upper and lower limit slide bars 28 in a sliding way, the left and right rod body surfaces of the limit slide bars 28 are both provided with scale marks, the lantern ring 29 on the movable seat 12 is sleeved on the limit slide rod 28, so that when the movable seat 12 moves on the screw rod assembly 7, the lantern ring 29 slides on the limit slide rod 28, therefore, the moving stability of the moving seat 12 is improved, and the surface of the left and right rod bodies of the limiting slide rod 28 is provided with scale marks, so that the position of the moving seat 12 can be accurately adjusted according to the scale marks;

the left part and the right part of the inner wall of the rear side of the support frame 2 are both vertically provided with T-shaped sliding grooves 40, the rear sides of the two support plates 6 are commonly connected with side plates 41, the left part and the right part of the rear side wall of each side plate 41 are both fixedly provided with T-shaped sliding blocks 42, the T-shaped sliding blocks 42 are nested in the T-shaped sliding grooves 40, the T-shaped sliding blocks 42 are in sliding connection with the T-shaped sliding grooves 40, when the hydraulic cylinder 5 pushes the interval adjusting mechanism 3 to move downwards, the T-shaped sliding blocks 42 on the interval adjusting mechanism 3 slide in the T-shaped sliding grooves 40 on the support frame 2, and the interval adjusting mechanism 3 is limited through the T-shaped sliding blocks 42 and the T-shaped sliding grooves 40, so that the interval adjusting mechanism 3 is stable when moving upwards and downwards;

the number of the hydraulic cylinders 5 is two, the two hydraulic cylinders 5 are respectively positioned on two sides of the top of the support frame 2, the top of the two support plates 6 is commonly connected with a top plate 43, the output ends of the two hydraulic cylinders 5 are respectively connected with the left end and the right end of the upper side wall of the top plate 43, and the two hydraulic cylinders 5 work simultaneously to push two ends of the top plate 43 to move downwards, so that the distance adjusting mechanism 3 moves downwards, and the distance adjusting mechanism 3 moves downwards stably;

the surface of the work table board 34 is provided with a slide rail 44, the placing seat 13 is sleeved on the slide rail 44, and the placing seat 13 is connected with the slide rail 44 in a sliding manner, so that the placing seat 13 moves stably on the work table board 34 when the placing seat 13 moves along with the moving seat 12;

the implementation mode is specifically as follows: the servo motor 10 works to drive the first lead screw 8 and the second lead screw 9 to rotate, so that the moving seats 12 at the front sides of the first lead screw 8 and the second lead screw 9 move relatively, the positions of the two moving seats 12 can be adjusted, the distance between the two drilling assemblies 4 can be adjusted, when the moving seats 12 move on the lead screw assembly 7, the lantern ring 29 slides on the limit slide bar 28, so that the moving stability of the moving seats 12 is improved, the scale marks 30 are arranged on the surfaces of the left and right rod bodies of the limit slide bar 28, the position of the moving seats 12 can be accurately adjusted according to the scale marks and the servo motor 10, so that the distance between the two drilling assemblies 4 can be accurately adjusted, the moving seats 12 drive the placing seats 13 at the bottoms of the moving seats to move when moving, so that the placing seats 13 can effectively support parts with drilling positions on the steel bar connection structural member, and the first positioning convex strips 58 on the placing seats 13 can position the drilling positions, the two hydraulic cylinders 5 work simultaneously to push the two ends of the top plate 43 to move downwards, so that the distance adjusting mechanism 3 moves downwards, the distance adjusting mechanism 3 is limited by the T-shaped sliding block 42 and the T-shaped sliding groove 40, the distance adjusting mechanism 3 moves downwards to drive the movable base 12 to move downwards, the movable base 12 moves downwards to extrude the first return spring 34, the supporting rod 33 slides in the sliding hole 32 at the bottom of the movable base 12, the movable base 12 moves downwards to drive the drilling assembly 4 and the pressing assembly 31 to move downwards, before the drill 23 on the drilling assembly 4 contacts with the steel bar connecting structural member, the lower pressing block 37 on the pressing assembly 31 contacts with the steel bar connecting structural member in advance, in the continuous downward moving process of the movable base 12, the elastic force generated by the compression of the return spring 45 pushes the lower pressing block 37 to tightly extrude the steel bar connecting structural member, so that the steel bar connecting structural member is placed stably, the position of the front side of the lower pressing block 37, which corresponds to the positioning hole 39, is fixed with a second positioning convex strip 59, the drilling position can be effectively and accurately positioned through the first positioning convex strip 58 on the placing seat 13 and the second positioning convex strip 59 on the lower pressing block 37, the drilling accuracy is improved, the drill bit 23 on the drill bit mechanism 18 penetrates through the positioning hole 39 on the lower pressing block 37 to drill the steel bar connecting structural member, the drill bit 23 is limited through the positioning hole 39, the drill bit 23 is prevented from being inclined during drilling, the drilling effect is effectively improved, the embodiment specifically solves the problems that the upper drilling machines of multi-spindle drilling machines in the prior art are mostly fixed, the distance between two adjacent drilling machines is difficult to adjust, the distance between two adjacent drilling machines can be adjusted mostly manually, the accuracy of the distance between two adjacent drilling machines is difficult to ensure, and the drilling machine has deviation with the position of the steel bar connecting structural member to be drilled during drilling, and because the steel bar connection structural member is mostly circular, when the drill bit drills the steel bar connection structural member, the drill bit slips easily to lead to the drilling crooked, has reduced the problem of drilling effect.

The invention provides a multi-shaft drilling mechanism of a novel steel bar connecting structure, as shown in fig. 8-11, in the technical scheme, a hexagonal groove 21 is formed at the bottom of a connecting block 20, limiting holes 22 are formed at the left side and the right side of the connecting block 20, the limiting holes 22 are communicated with the hexagonal groove 21, an insert block 24 is fixed at the top of a drill bit 23, the overlooking cross section of the insert block 24 is hexagonal, the insert block 24 is nested in the hexagonal groove 21, retraction grooves 25 are formed at the left side and the right side of the insert block 24, a limiting bump 26 is arranged at the port of the retraction groove 25, a limiting spring 27 is arranged between the limiting bump 26 and the inner wall of the retraction groove 25, and the limiting bump 26 is matched with the limiting hole 22;

the implementation mode is specifically as follows: the drill bit 23 and the connecting block 20 on the drill bit mechanism 18 are detachably connected, when the drill bit 23 needs to be installed, the limiting lug 26 on the insert block 24 at the top of the drill bit 23 is pressed, the limiting lug 26 is contracted in the retraction groove 25, the insert block 24 is inserted into the hexagonal groove 21 at the bottom of the connecting block 20, the limiting lug 26 is aligned with the limiting hole 22 on the connecting block 20, the limiting lug 26 can be inserted into the limiting hole 22, so that the drill bit 23 and the connecting block 20 are firmly installed, when the drill bit 23 is detached, only the limiting lug 26 is pressed, the limiting lug 26 is separated from the limiting hole 22 and is contracted in the retraction groove 25, the drill bit 23 is pulled downwards, the drill bit 23 can be separated from the connecting block 20, the installation between the drill bit 23 and the connecting block 20 is simple and convenient, meanwhile, the drill bit 23 is detached and replaced, and the drill bits 23 with different models and sizes are convenient to replace, thereby conveniently bore the not hole of equidimension, the drill bit that exists among the prior art is fixed firm specifically solved to this embodiment, the inconvenient problem of changing.

The invention provides a multi-shaft drilling mechanism of a novel steel bar connecting structural part as shown in figures 1-4 and 12-13, in the technical scheme, a water storage tank 46 is arranged in a machine frame 1, the upper side of the water storage tank 46 is open, a liquid pump 47 is arranged at the bottom of the rear side of the water storage tank 46, the input end of the liquid pump 47 is communicated with the inner cavity of the water storage tank 46, the output end of the liquid pump 47 is connected with a water pipe 48, the upper end of the water pipe 48 is connected with a branch pipe 60, the branch pipe 60 is fixed on the machine frame 1, two ends of the branch pipe 60 are both connected with a hose 30, the lower part of the hose 30 is connected with the front side wall of a transmission box 17, the lower end of the hose 30 is connected with a spray head 49, and water is conveniently sprayed to the drilling position during drilling by arranging the water storage tank 46, the liquid pump 47, the water pipe 48, the branch pipe 60, the hose 30 and the spray head 49, the drill bit 23 and the steel bar connecting structural part are cleaned and cooled, so that the service life of the drill bit 23 and the steel bar connecting structural part is effectively prolonged;

the water-saving type water-saving cleaning machine is characterized in that a rectangular slide way 50 is arranged on the front side of the rack 1, a water guide box 51 is arranged at the bottom of the rectangular slide way 50, a water guide channel 52 is arranged in the water guide box 51, the water guide box 51 is positioned above the water storage tank 46, the rectangular slide way 50 is communicated with the water storage tank 46 through the water guide channel 52, a rectangular frame 53 is nested in the rectangular slide way 50 in a sliding manner, a first filter screen 54 is fixed in the middle of the rectangular frame 53, a second filter screen 55 is arranged on the lower side of the first filter screen 54, the diameter of a mesh of the second filter screen 55 is smaller than that of the first filter screen 54, a handle 56 is fixed on the front side of the rectangular frame 53, water collecting through holes 57 are formed in the surface of the working table plate 34 at equal intervals, the water collecting through holes 57 are communicated with the rectangular slide way 50, and sewage generated after the drill bit 23 and the steel bar connecting structural member are cleaned and cooled falls into the rectangular frame 53 through the water collecting through holes 57, the sewage is subjected to double filtration through the first filter screen 54 and the second filter screen 55 in the rectangular frame 53, so that sundries in the sewage can be effectively intercepted, and the filtered water flows back into the water storage tank 46 through the diversion box 51 for reuse, so that water resources are saved;

the implementation mode is specifically as follows: when the drilling assembly 4 drills the steel bar connecting structural part, the liquid pump 47 works to pump clean water in the water storage tank 46, the clean water is input into the branch pipe 60 through the water conveying pipe 48, the clean water is conveyed into the two hoses 30 and sprayed out by the submerged nozzles 49 of the two hoses 30 to clean and cool the drill bit 23 and the steel bar connecting structural part, the service life of the drill bit 23 and the steel bar connecting structural part is effectively prolonged, sewage after cleaning and cooling the drill bit 23 and the steel bar connecting structural part falls into the rectangular frame 53 through the water collecting through hole 57, passes through the first filter screen 54 and the second filter screen 55 in the rectangular frame 53, performs double filtration on the sewage through the first filter screen 54 and the second filter screen 55, can effectively intercept sundries in the sewage, the filtered water flows back into the water storage tank 46 through the flow guide channel 52 in the flow guide box 51 to form the recycling of the water, the water resource is saved, the rectangular frame 53 is slidably nested in the rectangular slide way 50, the installation between the rectangular frame 53 and the rectangular slideway 50 is simple, and the disassembly is convenient, the rectangular frame 53 can be taken down from the rectangular slideway 50, the first filter screen 54 and the second filter screen 55 in the rectangular frame 53 can be cleaned conveniently, the mesh blockage caused by long-time use of the first filter screen 54 and the second filter screen 55 in the rectangular frame 53 can be avoided, the filtering effect on sewage can be improved, the installation between the rectangular frame 53 and the rectangular slideway 50 is simple, the disassembly is convenient, the rectangular frame 5.3 can be taken down from the rectangular slideway 50, the cleaning of the first filter screen 54 and the second filter screen 55 in the rectangular frame 53 can be facilitated, the mesh blockage caused by long-time use of the first filter screen 54 and the second filter screen 55 can be avoided, the filtering effect on sewage can be improved, the implementation mode particularly solves the problem that the sewage can not be recycled after the drill bit is cleaned and the temperature is reduced in the prior art, wasting water resources.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.