CN210451055U - Special container floor drilling machine - Google Patents

Abstract

The utility model discloses a special container floor drilling machine, which comprises a base, a centering mechanism, a pneumatic plate turnover mechanism, a drilling mechanism and an electric cabinet, wherein the pneumatic plate turnover mechanism is installed at the front end of the base and comprises a cylinder and a transition bridge plate, the drilling mechanism and the centering mechanism are installed on the base, and a drill bit is controlled by a lifting cylinder of the drilling mechanism to realize the drilling of the container floor; the centering mechanism comprises a centering roller group, transverse plates connected with the centering roller groups on the two sides, linear guide rails installed on the transverse plates, air cylinders and a gear rack mechanism, the gear rack mechanism comprises racks and synchronous gears, the synchronous gears are meshed with the racks, sliding blocks are installed on the linear guide rails, the air cylinders are fixed on the sliding blocks, and centering sliding plates are installed on the transverse plates on the two sides. The pneumatic plate turnover mechanism is opened to be horizontal, a transition bridge plate is erected between the container and the base, the container body can be conveniently driven into and positioned, the centering mechanism ensures that the drilling mechanism is in the center of the container, the yield is convenient to transfer, the drilling position precision is ensured, and the drilling mechanism ensures the transverse translation speed and the precision of the drill bit.

Description

Special container floor drilling machine

Technical Field

The utility model relates to a drilling machine, concretely relates to special type container floor drilling machine.

Background

Currently, holes on the floor of a standard container are automatically punched by a special punching machine. The special containers are of various specifications, small in batch and special in shape, holes in the floor are all manually scribed and drilled, the labor intensity of workers is high, the production efficiency is low, the error rate is high, and the production speed of the special containers is seriously influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a special type container floor drilling machine adopts this drilling machine to drill to the container floor, and production efficiency is high, the rate of accuracy is high.

The utility model provides a following technical scheme:

the special container floor drilling machine comprises a base, a centering mechanism, a pneumatic plate turnover mechanism, a drilling mechanism and an electric cabinet, wherein the pneumatic plate turnover mechanism is installed at the front end of the base and comprises an air cylinder and a transition bridge plate, the transition bridge plate is erected between a container and the base, the drilling mechanism and the centering mechanism are installed on the base, and a drill bit is controlled by a lifting air cylinder of the drilling mechanism to drill the container floor; centering mechanism rolls the diaphragm of group's connection, installs linear guide, cylinder and rack and pinion mechanism on the diaphragm including the centering, with both sides centering, and rack and pinion mechanism includes rack and synchronous gear, synchronous gear and rack toothing, the last slider of installing of linear guide, the cylinder is fixed on the slider, all installs the centering slide on the diaphragm of both sides.

Further, pneumatic panel turnover mechanism includes cylinder and transition bridge plate, cylinder top and the connecting rod subassembly swing joint that the cylinder passes through the cylinder front end, the connecting rod subassembly includes first section connecting rod and second section connecting rod, first section connecting rod and cylinder top swing joint, second section connecting rod is through pivot and first section connecting rod swing joint, second section connecting rod tip passes through the bearing axle and installs in the bearing of both sides, pivot and bearing axle fixed mounting are in the backup pad of transition bridge plate downside, pass through hinge pin swing joint between transition bridge plate and the backup pad.

Furthermore, a walking part is arranged on the drilling mechanism, and the walking part adopts walking wheels.

Further, drilling mechanism includes horizontal translation mechanism, lift cylinder and drill bit, horizontal translation mechanism is including setting up linear guide and the rack on the crossbeam, exchanges the epaxial gear of servo motor drive and rotates, and gear and rack meshing transmission, the support activity of installation drill bit set up on linear guide, and the lift cylinder is connected with the drill bit, controls its oscilaltion.

Further, still set up flaring degree of depth detection mechanism on the drilling mechanism, flaring degree of depth detection mechanism includes probe rod, probe rod support and sensor, installs the sensor on the probe rod support, and the probe rod passes through linear bearing and installs on the probe rod support, and the probe head is installed at the probe rod top, and the lower part cover of probe rod has the probe rod spring, and the lower extreme of probe rod is the probe rod head.

Further, still install anticollision institution on the drilling mechanism, anticollision institution includes anticollision pole, anticollision probe rod seat and anticollision probe rod, installs the sensor on the anticollision pole, and anticollision probe rod seat is fixed on the anticollision pole, and the anticollision probe rod passes through linear bearing to be installed in the anticollision probe rod seat, and the top cover of anticollision probe rod has the probe rod spring, and the detection head is installed to the lower extreme of anticollision probe rod.

Compared with the prior art, the beneficial effects of the utility model are that: the drilling machine is provided with a centering mechanism, a pneumatic plate turnover mechanism and a drilling mechanism, wherein the pneumatic plate turnover mechanism is opened to be horizontal, a transition bridge plate is erected between a container and a base, the container is convenient to drive into the container body and is positioned, the centering mechanism ensures that the drilling mechanism is in the center of the container, the drilling mechanism is convenient to transfer and ensures the accuracy of a drilling position, the drilling mechanism comprises a transverse translation mechanism, a lifting cylinder and a drill bit, and the transverse translation speed and the accuracy of the drill bit are ensured.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a schematic structural diagram of the drilling mechanism of the present invention.

Fig. 4 is a side view of fig. 3.

Fig. 5 is a top view of fig. 3.

Fig. 6 is a schematic structural view of the pneumatic flap mechanism of the present invention.

Fig. 7 is a top view of fig. 6.

Fig. 8 is a schematic structural diagram of the centering mechanism of the present invention.

Fig. 9 is a top view of fig. 8.

Fig. 10 is a schematic structural view of the anti-collision mechanism of the present invention.

Fig. 11 is a side view of fig. 10.

Fig. 12 is the utility model discloses a reaming degree of depth detection mechanism's schematic structure diagram.

In the figure: 1. a base; 2. a power supply reel; 3. an air supply reel; 4. a walking part;

5. the centering mechanism 51, the centering roller group 52, the centering sliding plate 53, the sliding block 54, the linear guide rail 55, the cylinder support 56, the rack 57, the synchronous gear 58, the cylinder 59 and the transverse plate;

6. the pneumatic plate turnover mechanism comprises a pneumatic plate turnover mechanism, a 61, an air cylinder, 621, a first section connecting rod, 622, a second section connecting rod, 63, a transition bridge plate, 64, a bearing, 65, a bearing shaft, 66, an air cylinder top, 67, a rotating shaft, 68, a hinge shaft, 69 and a supporting plate;

7. the drilling mechanism comprises a drilling mechanism 71, a beam 72, a drill bit 73, a rack 74, a linear guide rail 75, a traveling wheel 76, a lifting cylinder 77, a reaming depth detection mechanism 771, a probe rod support 772, a linear bearing 773, a probe rod 774, a probe rod head 775, a probe rod spring 776, a sensor 777, a detection head 78, an alternating current servo motor 79 and a gear;

8. the collision avoidance mechanism 81, a collision avoidance rod 82, a sensor 83, a detection head 84, a collision avoidance probe 85, a linear bearing 86, a collision avoidance probe seat 87 and a probe spring;

9. an operation box; 10. an electric cabinet; 11. a limit stop block; 12. an inductive switch; 13. a manual valve; 14. and detecting the sensor.

Detailed Description

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

Referring to fig. 1-2, the utility model discloses a special container floor drilling machine, including base 1, centering mechanism 5, pneumatic panel turnover mechanism 6, drilling mechanism 7 and electric cabinet 10, base 1 front end installation pneumatic panel turnover mechanism 6, pneumatic panel turnover mechanism 6 includes cylinder 61 and transition bridge plate 63, realizes setting up a transition bridge plate 63 between container and base 1, installation drilling mechanism 7 on the base 1, realizes drilling to the container floor through lift cylinder 76 control drill bit 72, centering mechanism 5 realizes drilling mechanism 7 in the centre of container.

The base 1 is provided with a limit stop 11 which is matched with an inductive switch 12 of a walking part of the drilling mechanism 7 to realize the positioning and correction of the drilling machine after the drilling machine is withdrawn.

The front end of the base 1 is provided with a pneumatic plate turnover mechanism 6 which can be controlled by a manual valve 13 to support a transition bridge plate 63 between the container and the base 1, so that a drilling machine can conveniently enter the container.

As shown in fig. 6 and 7, the pneumatic plate turnover mechanism 6 includes a cylinder 61 and a transition bridge plate 63, the cylinder 61 is movably connected with a connecting rod assembly through a cylinder top 66 at the front end of the cylinder, the connecting rod assembly includes a first section connecting rod 621 and a second section connecting rod 622, the first section connecting rod 621 is movably connected with the cylinder top 66, the second section connecting rod 622 is movably connected with the first section connecting rod 621 through a rotating shaft 67, the end of the second section connecting rod 622 is installed in bearings 64 at two sides through a bearing shaft 65, the rotating shaft 67 and the bearing shaft 65 are fixedly installed on a support plate 69 at the lower side of the transition bridge plate 63, and the transition bridge plate 63 is movably connected with the support plate 69 through a hinge shaft 68.

The drilling machine adopts two reels, namely a power supply reel 2 and an air supply reel 3 for power supply and air supply, and the power supply and the compressed air supply are respectively realized.

The drilling mechanism 7 is provided with a traveling part 4, three groups of traveling wheels are adopted to ensure the contact effect of the wheels and the floor, and the traveling wheels are polyurethane rubber wheels. The walking is driven by two AC servo motors, and the planetary reducer decelerates. The traveling distance and the traveling speed of the cart are prefabricated on the touch screen, and the drilling machine automatically drives into the box body and is positioned through the button 9 of the operation box.

The walking part is matched with two bottom cross beam detection sensors 14 on the container, the control system automatically walks for a certain distance according to a set numerical value after detecting the bottom cross beam and then drills holes, and if the bottom cross beam is provided with two rows of holes, the control system walks for a set length and then drills holes. The walking positioning precision can be improved by considering the deceleration positioning according to the parameter condition of the sensor.

As shown in fig. 8 and 9, since the box-shaped inner width has a large variation, in order to facilitate the production change, the drilling machine is provided with the centering mechanism 5, the centering mechanism 5 comprises a centering roller set 51, a transverse plate 55 connected with the centering roller sets 51 on both sides, a linear guide rail 54 mounted on the transverse plate 55, an air cylinder 58 and a rack-and-pinion mechanism, the rack-and-pinion mechanism comprises a rack 56 and a synchronous gear 57, the synchronous gear 57 is meshed with the rack 56, the linear guide rail 54 is provided with a slide block 53, the air cylinder 58 is fixed on the slide block 53, and the centering slide plates 52 are mounted on the transverse. In fig. 7, 55 is a cylinder support, and the cylinder support 55 and the cylinder 58 are arranged oppositely.

The centering mechanism 5 adopts a standard linear guide rail for guiding, the air cylinder 58 drives, and the gear rack mechanism is synchronous, so that two rows of centering rolling groups on two sides can be synchronously opened and closed. When the inner width of the box changes, the automatic correction is carried out, the drilling mechanism 7 is ensured to be in the center of the box, the production is convenient to transfer, and the drilling position precision is ensured. And a photoelectric switch is arranged for detecting the door width position when the door is retracted, so that the centering mechanism 5 is prevented from colliding with the door end.

As shown in fig. 3, 4 and 5, the drilling mechanism 7 includes a transverse translation mechanism, a lifting cylinder 76 and a drill bit 72, the transverse translation mechanism includes a linear guide rail 74 and a rack 73 arranged on the beam 71, a gear 79 on a drive shaft of an ac servo motor 78 rotates, the gear 79 is in meshing transmission with the rack 73, a bracket for mounting the drill bit 72 is movably arranged on the linear guide rail 74, and the lifting cylinder 76 is connected with the drill bit 72 to control the drill bit 72 to lift up and down. And 75 are road wheels.

In order to ensure the transverse translation speed and the precision of the drill bit, the transverse walking is driven by an alternating current servo motor 78 with a brake, a precision planetary reducer, a gear rack transmission and a linear guide rail guide.

The drill bit 72 is driven by an alternating current motor, the synchronous belt is in speed reduction transmission, and the drill processing close to the side wall hole of the container can be realized due to the small size. The drill bit 72 is driven by a lifting cylinder to ascend and descend and guided by a linear guide rail. The air supply pressure for descending and ascending of the drill bit can be respectively adjusted, and the method can realize that the output force of the air cylinder is adjusted in a wider range when the drill bit descends. The ascending limit of the drill bit is provided with a magnetic switch which is used for controlling a system to judge whether the drill bits are all in a returning state; the drill bit descends and is provided with an oil pressure buffer, so that the drill bit descends and the drilling stability is guaranteed.

Still set up flaring degree of depth detection mechanism 77 on drilling mechanism 7, as shown in fig. 12, flaring degree of depth detection mechanism 77 includes probe 773, probe support 771 and sensor 776, installs sensor 776 on the probe support 771, and probe 773 passes through linear bearing 772 and installs on probe support 771, and probe 773 top is installed and is detected head 777, and probe 773's lower part cover has probe spring 775, and the lower extreme of probe 773 is probe 774. The height difference detection device is used for detecting the height difference between the reamer and the upper surface of the floor near the drilled hole, and the reaming depth is guaranteed. And after the reaming depth is reached, the detection signal is fed back to the control system, and the control system controls the lifting cylinder to drive the drill bit to ascend.

Referring to fig. 10 and 11, the collision avoidance mechanism 8 includes a collision avoidance bar 81, a collision avoidance bar seat 86 and a collision avoidance bar 84, the collision avoidance bar 81 is provided with a sensor 82, the collision avoidance bar seat 86 is fixed on the collision avoidance bar 81, the collision avoidance bar 84 is installed in the collision avoidance bar seat 86 through a linear bearing 85, a bar spring 87 is sleeved on the top of the collision avoidance bar 84, and a detection head 83 is installed at the lower end of the collision avoidance bar 84.

The anti-collision mechanism 8 is used for preventing the drilling mechanism 7 from running and colliding the front end of the container, and a space can be reserved between the front end and the drilling machine, so that the safety of operators is guaranteed.

The control part respectively controls the positions of the drillable mechanisms, inputs the positions of all holes into the control system according to the types of box-type row holes drilled before automatic drilling, and inputs the types and numbers of the row holes drilled by the floor beams of various containers.

When automatic drilling is carried out, the control part automatically selects the hole arrangement type number according to the container floor beam number to adjust the position of the drill bit, so that manual selection of operators is avoided, and the error phenomenon is avoided. The drilling of a row of more than 7 holes is finished by two or three times, and the position of the drill bit is fully automatically adjusted. The drill bit position indicating device is used for correcting the coordinate position of the drill bit.

The control part adopts PLC + touch-sensitive screen to control, adopts dustproof electric cabinet 10, guarantees control system's job stabilization nature. In order to reduce the overall height of the machine, the control box is of a double-sided door opening structure. The touch screen is installed on the operation box, mainly used sets up drilling parameter. The functions to be controlled during automatic drilling are provided with buttons (such as drilling machine walking control, starting, stopping, emergency stopping, drill bit starting and stopping and the like) on the operation box, so that the operation of operators is facilitated, and the touch screen is protected.

According to the setting, the drill bit can automatically move and walk, and the walking position of the drilling machine can be manually corrected. And if the cross beam at the bottom of the container is provided with two rows of holes, moving to a second row of holes according to the corrected position of the first row of holes as a reference.

The system can open or close the automatic correction function of the parallelism between the container bottom crossbeam and the drilling machine. After the function is started, the position of the drilling machine is automatically corrected after the drilling machine reaches the drilling position, and the drilling efficiency is reduced.

The action process is as follows:

A. and setting container drilling position parameters during the transfer, and naming the container type parameters, wherein the container type drilling parameters can be directly called if the system is provided with the container type drilling parameters.

B. The pneumatic plate turnover mechanism 6 is turned over manually by controlling a manual valve.

C. Push the drive-in button (distance and speed pre-made on the touch screen based on the box length).

D. The drilling machine walks into the container, when the drilling machine walks into the container (the walking distance is set on the touch screen to judge whether the drilling machine completely enters the container body, and the function takes the return original point of the drilling machine as the starting point), the centering mechanism 5 is automatically opened, and the centering mechanism 5 performs centering correction in the walking process of the drilling machine.

E. And automatically stopping after reaching the set value. If the set value is larger than the length of the box body, the anti-collision mechanism 8 automatically stops after detecting a signal.

F. And returning to walk, and detecting the position of the bottom cross beam of the container by the bottom cross beam detection sensor. And (4) detecting a bottom cross beam of the container, and slowing down and stopping after walking for a set length according to drilling position parameters of the bottom cross beam of the container.

G. The system automatically selects the row hole type number (preset) arranged on the row of the bottom cross beam of the container. The drill bit transverse translation mechanism works, and each drilling unit automatically reaches the set position.

H. And (4) manually identifying whether the walking position of the drilling machine is correct (if a reference point exists), and correcting the position (the jog speed is set on the touch screen) if the walking button of the drilling machine is incorrectly clicked.

I. The drilling mechanism starts to work by manually pressing the drilling button. All bit rotations are automatically initiated. Taking this row with 12 holes as an example: the first 7 drill bits are lowered simultaneously to start drilling, and the drill bits are automatically withdrawn when the reaming depth detection signal of each rotary head is present. When all the drill bits are withdrawn, all the drill bits are translated to the next group of positions, and the rest 5 holes are drilled according to the actions. The 2 sets of drilling units in excess do not perform the down-hole drilling work.

J. After drilling is finished, if two rows of holes are arranged on the bottom cross beam of the container, the drilling machine is decelerated and stopped after moving for a set length. And calling the second row of hole type number in the walking process, and adjusting the position of the drill bit. The drilling mechanism starts to work by manually pressing the drilling button. The drilling process for the second row of holes is the same as above. If the container bottom cross beam is provided with a row of holes, the drilling machine returns to travel, and the container bottom cross beam detection sensor detects the position of the bottom cross beam. The action process is in sequence F.

K. When the drilling machine approaches the position of the container outlet, the centering device is manually retracted or automatically retracted through detection of a photoelectric sensor.

L, after all set points on the container are drilled, the drilling machine is started to return to the original point.

M, the plate turning mechanism can be turned up automatically or manually.

The base of the drilling machine is arranged on a hydraulic lifting table with the hydraulic lifting stroke of about 1600mm provided by a customer. When the lifting platform is lifted to a certain height, the pneumatic plate turnover mechanism 6 is opened to be horizontal, the drilling machine automatically drives into the container body according to the prefabricated walking distance and speed and positions, the control part automatically walks for a certain distance according to a set numerical value after detecting the bottom cross beam of the container and then drills, and if the bottom cross beam of the container has two rows of holes, the drilling machine drills after walking for a set length. Because the box inner width changes greatly, when the box inner width changes, the centering mechanism automatically corrects constantly, the drilling mechanism is ensured to be in the center of the box, the production is convenient to transfer, and the drilling position precision is ensured.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The special container floor drilling machine is characterized in that: the container floor drilling device comprises a base (1), a centering mechanism (5), a pneumatic plate turnover mechanism (6), a drilling mechanism (7) and an electric cabinet (10), wherein the pneumatic plate turnover mechanism (6) is installed at the front end of the base (1), the pneumatic plate turnover mechanism (6) comprises an air cylinder (61) and a transition bridge plate (63), the transition bridge plate (63) is erected between a container and the base (1), the drilling mechanism (7) and the centering mechanism (5) are installed on the base (1), and a drill bit (72) is controlled by a lifting air cylinder (76) of the drilling mechanism (7) to drill a container floor; centering mechanism (5) including centering roll group (51), with both sides centering roll diaphragm (55) that group (51) are connected, install linear guide (54), cylinder (58) and rack and pinion mechanism on diaphragm (55), rack and pinion mechanism includes rack (56) and synchronizing gear (57), synchronizing gear (57) and rack (56) meshing, install slider (53) on linear guide (54), cylinder (58) are fixed on slider (53), all install centering slide (52) on both sides diaphragm (55).

2. The special container floor drill of claim 1, wherein: pneumatic flap mechanism (6) include cylinder (61) and transition bridge plate (63), cylinder (61) are through cylinder top (66) and the connecting rod subassembly swing joint of cylinder front end, the connecting rod subassembly includes first section connecting rod (621) and second section connecting rod (622), first section connecting rod (621) and cylinder top (66) swing joint, second section connecting rod (622) are through pivot (67) and first section connecting rod (621) swing joint, second section connecting rod (622) tip is installed in bearing (64) of both sides through bearing axle (65), pivot (67) and bearing axle (65) fixed mounting are on backup pad (69) of transition bridge plate (63) downside, through hinge axle (68) swing joint between transition bridge plate (63) and backup pad (69).

3. The special container floor drill of claim 1, wherein: a walking part (4) is arranged on the drilling mechanism (7), and the walking part (4) adopts walking wheels.

4. The special container floor drill of claim 1, wherein: the drilling mechanism (7) comprises a transverse translation mechanism, a lifting cylinder (76) and a drill bit (72), the transverse translation mechanism comprises a linear guide rail (74) and a rack (73) which are arranged on a cross beam (71), an alternating current servo motor (78) drives a gear (79) on a shaft to rotate, the gear (79) is in meshing transmission with the rack (73), a support for mounting the drill bit (72) is movably arranged on the linear guide rail (74), and the lifting cylinder (76) is connected with the drill bit (72).

5. The special container floor drill of claim 1, wherein: still set up flaring depth detection mechanism (77) on drilling mechanism (7), flaring depth detection mechanism (77) include probe rod (773), probe rod support (771) and sensor (776), install sensor (776) on probe rod support (771), probe rod (773) are installed on probe rod support (771) through linear bearing (772), probe rod (773) top is installed and is detected head (777), the lower part cover of probe rod (773) has probe rod spring (775), the lower extreme of probe rod (773) is probe rod head (774).

6. The special container floor drill of claim 1, wherein: still install anticollision institution (8) on drilling mechanism (7), anticollision institution (8) are including anticollision pole (81), anticollision probe rod seat (86) and anticollision probe rod (84), install sensor (82) on anticollision pole (81), anticollision probe rod seat (86) are fixed on anticollision pole (81), install in anticollision probe rod seat (86) through linear bearing (85) anticollision probe rod (84), the top cover of anticollision probe rod (84) has probe rod spring (87), detection head (83) are installed to the lower extreme of anticollision probe rod (84).

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