CN110774362B - Double-end type hinge puncher - Google Patents

Abstract

The invention relates to a double-head hinge perforating machine which comprises a workbench, a bracket and a drill floor arranged on the bracket, wherein the bracket is provided with a supporting plate, the top end of the drill floor is provided with a lifting structure for driving the drill floor to lift, and the lifting structure is connected with the supporting plate; and a drilling device for drilling is arranged on the drill floor. The hinge perforating machine has the effects that two groups of holes can be punched at one time in the process of perforating a wood board by the hinge perforating machine, and the perforating efficiency is improved.

Description

Double-end type hinge puncher

Technical Field

The invention relates to the technical field of hinge perforating machines, in particular to a double-head hinge perforating machine.

Background

Hinge puncher is a common drilling equipment in wooden board processing field for punch in advance when installing the hinge to wooden door and window.

Chinese patent with grant publication number CN107900417B discloses a hinge puncher that can accurate control drilling depth, including workstation, support and the rig floor of setting on the support, the rig floor bottom is provided with three rows of drill bits, the rig floor top is provided with the elevating system who is used for driving the rig floor to go up and down, elevating system's lift process is uniform motion, still including the control system who is used for controlling drilling depth, control system includes the detection unit: the induction drill is used for inducing the contact time of the end part of the drill and the wood board and sending a contact signal; a timing unit: the time counting device is used for accurately controlling the descending time of the lifting mechanism, starts to count time when receiving a contact signal, and sends a stop signal after the preset time. The hinge perforating machine has the advantages that the drilling depth of the hinge perforating machine can be accurately controlled, and the drilling depth cannot be influenced by the thickness of the plate.

The above prior art solutions have the following drawbacks: when using above-mentioned hinge puncher among the prior art to punch the plank, generally can beat two at least groups of holes on the plank for install a plurality of hinges, but at actual punching process, can only beat a group of holes at every turn, still need adjust the position of hinge printer or adjust the position of plank, thereby beat two sets of holes and need spend more time, and then influence the efficiency of punching.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide the double-head hinge punching machine, so that two groups of holes can be punched at one time in the process of punching a wood board by the hinge punching machine, and the punching efficiency is improved.

The above object of the present invention is achieved by the following technical solutions:

a double-head hinge perforating machine comprises a workbench, a bracket and a drill floor arranged on the bracket, wherein the bracket is provided with a supporting plate, the top end of the drill floor is provided with a lifting structure for driving the drill floor to lift, and the lifting structure is connected with the supporting plate;

a drilling device for drilling is arranged on the drill floor, the drilling device comprises a main drill rod arranged on the drill floor, a drilling motor is fixedly connected to the drill floor, the drilling motor is connected with the main drill rod, and the drilling motor drives the main drill rod to rotate; a driving gear driven by the main drill rod is sleeved on the main drill rod;

an arrangement plate is arranged on the drill floor, and two groups of driven gears are arranged on the arrangement plate; a rotating shaft penetrates through the arrangement plate, and the rotating shaft is rotatably connected with the arrangement plate and fixedly connected with the driven gear;

a drill seat is arranged on one side of the arrangement plate, which is far away from the driven gear, the interior of the drill seat is hollow, the drill seat is fixedly connected with the arrangement plate, and the rotating shaft penetrates into the drill seat;

and one side of the drill base, which is far away from the arrangement plate, is provided with three branch drill rods, drill bits are arranged on the three branch drill rods, one ends of the three branch drill rods penetrate into the drill base and are rotatably connected with the drill base, and the other ends of the three branch drill rods penetrate out of the drill base and are connected with the drill bits. A gear set is arranged in the drill base, the gear set connects the rotating shaft and the branch drill rod together, and the branch drill rod can be driven to rotate through the gear set when the driven gear rotates;

the arrangement plate is provided with a toothed belt, the toothed belt is sleeved on the driving gear and the driven gear, and the toothed belt is meshed with the driving gear and the driven gear.

Through adopting above-mentioned technical scheme, when punching the plank, the staff will arrange the board and install on the rig floor, let driving gear and driven gear pass through the cingulum and link together. And starting a drilling motor, driving a main drill rod to rotate by a hole rotating motor, driving a driving gear to rotate by the main drill rod, driving a driven gear to rotate by the driving gear, driving a branch drill rod to rotate by the driven gear, and drilling on the wood board along with the descending of the drill floor. Wherein, under the effect of arrangement board, on the power transmission of main drill rod arrived the two group drill rods on the arrangement board, two group drill rods once only drilled out two groups of holes on the plank, improved the drilling efficiency of plank, link together through the cingulum between driving gear and the driven gear moreover, increase the interval between driving gear and the driven gear, let exist great interval between two sets of holes of drilling out, the plank of being convenient for uses. And the staff can also directly change the longer arrangement board of length and cingulum, change the interval between two sets of holes. Through setting up drilling equipment, let the hinge puncher can once only beat out two sets of holes when using, improve the efficiency of plank drilling.

The invention is further configured to: the arrangement plate is provided with a connecting screw rod in a penetrating mode, the connecting screw rod penetrates through the arrangement plate, one end of the connecting screw rod is inserted into the drill floor, and the connecting screw rod is rotatably connected with the arrangement plate and is in threaded connection with the drill floor.

Through adopting above-mentioned technical scheme, can be convenient install the setting board on the rig floor.

The invention is further configured to: the arrangement plate is divided into a first sub plate, a second sub plate and a third sub plate;

the first division plate is positioned between the second division plate and the third division plate, adjusting lead screws which are rotatably connected with the first division plate and are in threaded connection with the second division plate and the third division plate are arranged on the first division plate, the second division plate and the third division plate in a penetrating mode, and the thread turning directions of the connecting positions of the adjusting lead screws and the second division plate and the third division plate are opposite;

the first, second and third sub-plates are also provided with guide rods for connecting the first, second and third sub-plates together, and the guide rods are respectively connected with the first, second and third sub-plates in a sliding manner;

the arrangement plate is provided with an elasticity adjusting component for automatically adjusting the elasticity of the toothed belt.

Through adopting above-mentioned technical scheme, adjust the lead screw when rotating, second minute board and third minute board can be along adjusting the lead screw and move towards first minute board orientation or keeping away from first minute board orientation to reduce and increase the overall length who arranges the board, the guide rod supports first minute board, second minute board and third minute board with adjusting the lead screw together, let first minute board, the upper surface of second minute board and third minute board keep the parallel and level, can not take place to rotate as the axle with adjusting the lead screw. Under the action of the elastic adjusting component, the toothed belt is in a tight state.

The invention is further configured to: the tightness adjusting assembly comprises a strip-shaped groove which penetrates through the arrangement plate, a sliding rod penetrates through the strip-shaped groove, and the sliding rod vertically penetrates through the strip-shaped groove and is connected with the strip-shaped groove in a sliding manner;

the tightness adjusting assembly further comprises an arranging block fixedly connected to the arranging plate, an arranging ring is fixedly connected to the sliding rod, an adjusting spring is fixedly connected between the arranging ring and the arranging block, two ends of the adjusting spring are fixedly connected with the arranging block and the arranging ring respectively, and when the arranging plate is installed on the drill floor, the sliding rod is arranged in an inner ring of the toothed belt and is in contact with the toothed belt.

Through adopting above-mentioned technical scheme, when installing the arrangement board on the rig floor, the slide bar is arranged in the inner circle of cingulum, and contact with the cingulum, when the arrangement board is not lengthened, adjusting spring is in balanced state, need have some cingulums to walk around the slide bar, make the cingulum keep taut with driving gear and driven gear contact department, and at arrangement board elongated in-process, the interval grow between the driven gear, under the effect of cingulum, the slide bar slides along the bar groove, make the cingulum walk around the length reduction of slide bar department, thereby increase the usable length of cingulum, and adjusting spring is in compression state, promote the slide bar, the slide bar can promote the cingulum, make the cingulum keep the state of taut.

The invention is further configured to: the slide bar is sleeved with two limiting rings and fixedly connected with the two limiting rings.

Through adopting above-mentioned technical scheme, when the slide bar was installed in the bar groove, two spacing rings were arranged in the both sides of arrangement board and the upper and lower surface contact of arrangement board for prevent that the slide bar from carrying out the removal of upper and lower direction in the bar groove.

The invention is further configured to: the arrangement plate is provided with a positioning column which is used for positioning the toothed belt and pressing the toothed belt to the driving gear.

Through adopting above-mentioned technical scheme for the cingulum is tighter and the meshing area is bigger with the driving gear meshing, and the reference column is arranged in the both sides of driving gear, and the reference column is located between arrangement groove and the driving gear, and the cingulum passes through between reference column and the driving gear, and the cingulum meshes with the quarter tooth on the driving gear under the effect of reference column.

The invention is further configured to: the driving gear is connected with the main drill rod in a threaded manner;

the main drill rod is provided with a mounting hole for mounting a drill bit and a plurality of forked grooves for branching the main drill rod, and the hole wall of the main drill rod at the mounting hole is outwards opened.

Through adopting above-mentioned technical scheme, when the installation drill bit, the staff twists the driving gear, then insert the drill bit in the mounting hole, the in-process of drill bit insertion mounting hole, the drill bit contacts with the inner wall of mounting hole, then the staff is reverse to twist the driving gear, let the driving gear extrude the pore wall of mounting hole, and then extrude the drill bit, let be connected between drill bit and the main drilling rod more inseparable, and the driving gear still consolidates being connected between main drilling rod and the drill bit, let the installation that the drill bit can be firm on the main drilling rod.

The invention is further configured to: the arrangement plate is provided with a limiting assembly for limiting the driving gear;

the limiting component comprises two vertical plates hinged on the arrangement plate, a transverse plate vertically and fixedly connected to the vertical plates and a fixing lock;

the two vertical plates are arranged in parallel, when the two vertical plates rotate to be perpendicular to the arrangement plate, the two transverse plates are in contact with each other and press the driving gear, and accommodating grooves for accommodating the main drill rod are formed in the two transverse plates;

the fixing lock is arranged on the two transverse plates.

Through adopting above-mentioned technical scheme, install the back on the rig floor at the arrangement board, the staff overturns two risers and reaches the position department perpendicular with the arrangement board, and two diaphragms are pressed on the driving gear, then see two diaphragms of a fixed lock and link together, restrict the automatic upset of two risers, under the effect of diaphragm, diaphragm and arrangement board carry out the centre gripping to the driving gear, restriction driving gear reciprocate, when letting main drilling rod drive driving gear rotate, the driving gear can not remove along the screw thread direction. Through setting up the restriction subassembly, increased the arrangement stability of driving gear.

The invention is further configured to: an exhaust fan is arranged at the position of the workbench and is connected with an exhaust pipe.

Through adopting above-mentioned technical scheme, the saw-dust that the air exhauster will produce when drilling is siphoned away, reduces scattering of saw-dust.

The invention is further configured to: the guide rod is arranged on the side face of the arrangement plate, a plurality of guide tubes are fixedly connected to the side face of the arrangement plate, and the guide tubes are sleeved on the guide rod.

Through adopting above-mentioned technical scheme, prevent that guide bar and slide bar from taking place to interfere.

In conclusion, the beneficial technical effects of the invention are as follows:

1. by arranging the drilling device, the hinge drilling machine can drill two groups of holes at one time when in use, so that the efficiency of drilling the wood board is improved;

2. the length of the arrangement plate can be adjusted, so that the hole distance during punching can be adjusted;

3. through setting up the tight regulation subassembly, let the cingulum remain the state of tightening all the time.

Drawings

FIG. 1 is a schematic view of a hinge punch of the present embodiment;

FIG. 2 is a schematic view of a drilling apparatus according to the present embodiment;

FIG. 3 is a schematic view of the drill motor with the main drill rod;

FIG. 4 is a schematic view of the main drill rod of the present embodiment with a mounting hole;

FIG. 5 is a schematic view of a drill seat disposed on the placement plate in the present embodiment;

FIG. 6 is a schematic structural view of the interior of the drill seat in the present embodiment;

FIG. 7 is a schematic view of the arrangement plate in the present embodiment;

fig. 8 is a schematic view of the slide rod of the present embodiment provided with a position-limiting ring.

In the figure, 1, a workbench; 2. a support; 3. a drill floor; 4. a support plate; 5. a drilling device; 501. a main drill rod; 502. a drilling motor; 503. a driving gear; 504. arranging a plate; 5041. a first sub plate; 5042. a second board; 5043. a third board dividing; 505. a driven gear; 506. a rotating shaft; 507. a drill seat; 508. dividing drill rods; 509. a drill bit; 510. a gear set; 5101. gear division; 511. connecting a screw rod; 512. a toothed belt; 513. adjusting the lead screw; 514. a guide rod; 515. a tightness adjusting assembly; 5151. a strip-shaped groove; 5152. a slide bar; 5153. a limiting ring; 5154. arranging blocks; 5155. arranging a ring; 5156. adjusting the spring; 516. a positioning column; 518. a guide tube; 519. mounting holes; 520. a forking slot; 521. a restraining component; 5211. a vertical plate; 5212. a transverse plate; 5213. fixing a lock; 5214. accommodating grooves; 6. an exhaust fan; 7. and (5) exhausting the air pipe.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the double-head hinge hole-punching machine disclosed by the invention comprises a workbench 1, a bracket 2 and a drill floor 3 arranged on the bracket 2.

The support 2 is provided with a supporting plate 4, the top end of the drill floor 3 is provided with a lifting structure for driving the drill floor 3 to lift, and the lifting process of the lifting structure is uniform motion.

Referring to fig. 2 and 3, a drilling device 5 for drilling is arranged on the drill floor 3, the drilling device 5 includes a main drill rod 501 mounted on the drill floor 3, a drilling motor 502 is fixedly connected to the drill floor 3, the drilling motor 502 is connected to the main drill rod 501, and the drilling motor 502 drives the main drill rod 501 to rotate. A driving gear 503 driven by the kelly 501 is sleeved on the kelly 501.

An arrangement plate 504 is arranged on the drill floor 3, the arrangement plate 504 is a rectangular plate, two groups of driven gears 505 are arranged on the arrangement plate 504, the diameters and the tooth numbers of the driving gears 503 and the driven gears 505 are the same, and the driven gears 505 are arranged on two sides of the arrangement plate 504 along the length direction of the arrangement plate 504. A rotating shaft 506 is provided through the disposing plate 504, the rotating shaft 506 penetrates the disposing plate 504, the rotating shaft 506 is rotatably connected to the disposing plate 504 and is fixedly connected to the driven gear 505, and when the driven gear 505 rotates, the disposing plate 504 rotates together.

A drill seat 507 is arranged on the side of the arrangement plate 504, which is far away from the driven gear 505, the drill seat 507 is hollow, the drill seat 507 is fixedly connected with the arrangement plate 504, and the rotating shaft 506 penetrates into the drill seat 507.

Referring to fig. 4 and 5, three branch drill rods 508 are arranged on one side of the drill seat 507 facing away from the arrangement plate 504, a drill bit 509 is mounted on the three branch drill rods 508, one end of each of the three branch drill rods 508 penetrates into the drill seat 507 and is rotatably connected with the drill seat 507, and the other end of each of the three branch drill rods 508 penetrates out of the drill seat 507 and is connected with the drill bit 509. A gear set 510 is arranged in the drill seat 507, the gear set 510 connects the rotating shaft 506 with the sub drill rod 508, so that the sub drill rod 508 can be driven to rotate by the gear set 510 when the driven gear 505 rotates. Wherein two drill seats 507 are arranged on the arrangement plate 504, and two groups of drill rods 508 are arranged.

Specifically, the gear set 510 includes a branch gear 5101 sleeved and fixedly connected to the branch drill rods 508, the branch gear 5101 is in contact with the inner wall of the drill seat 507 in the drill seat 507, the up-and-down movement of the branch gear 5101 is limited by the upper and lower inner walls of the drill seat 507, and the three branch drill rods 508 are linearly arranged in a direction parallel to the length direction of the arrangement plate 504. The sub-drill rod 508 in the middle of the three sub-drill rods 508 is fixedly connected with one end of the rotating shaft 506 penetrating into the drill seat 507, so that the rotating shaft 506 can directly drive the sub-drill rod 508 in the middle to move when rotating, and the sub-gears 5101 on the three sub-drill rods 508 are meshed together and can rotate together.

When the rotating shaft 506 rotates, the rotating shaft drives the branch drill rods 508 at the middle position to move, and the power is transmitted to the other two branch gears 5101 to drive the other two branch drill rods 508 to rotate.

Referring to fig. 2 and 7, a connection screw 511 for mounting the arrangement plate 504 on the drill floor 3 is inserted through the arrangement plate 504, one end of the connection screw 511 is inserted into the drill floor 3, and the connection screw 511 is rotatably connected to the arrangement plate 504 and is in threaded connection with the drill floor 3. The setting plate 504 is mounted on the drill floor 3 by the connecting screw 511.

When the arrangement plate 504 is installed on the drill floor 3, the driving gear 503 contacts the arrangement plate 504, in order to enable the driving gear 503 to drive the driven gear 505 to rotate, a toothed belt 512 is arranged on the arrangement plate 504, the toothed belt 512 is sleeved on the driving gear 503 and the driven gear 505, the toothed belt 512 is meshed with the driving gear 503 and the driven gear 505, and under the action of the toothed belt 512, power generated when the driving gear 503 rotates is transmitted to the toothed belt 512 and then transmitted to the driven gear 505 through the toothed belt 512, so that the driven gear 505 is driven to rotate. The toothed belt 512 is arranged to enable the power of the driving gear 503 to be more easily transmitted to the driven gear 505, and the driving gear 503 can drive the driven gear 505 to rotate without meshing the driven gear 505 with the driving gear 503. The toothed belt 512 is annular.

When drilling a wooden board, the worker mounts the setting plate 504 on the drill floor 3, and connects the driving gear 503 and the driven gear 505 by the toothed belt 512. The drilling motor 502 is started, the hole rotating motor drives the main drill rod 501 to rotate, the main drill rod 501 drives the driving gear 503 to rotate, the driving gear 503 drives the driven gear 505 to rotate, the driven gear 505 drives the branch drill rods 508 to rotate, and holes are drilled on the wood board along with descending of the drill floor 3. Under the action of the arrangement plate 504, the power of the main drill rod 501 is transmitted to the two groups of drill rods 508 on the arrangement plate 504, the two groups of holes are drilled on the wood board by the two groups of drill rods 508 at one time, the drilling efficiency of the wood board is improved, the driving gear 503 and the driven gear 505 are connected together through the toothed belt 512, the distance between the driving gear 503 and the driven gear 505 is increased, a large distance exists between the two groups of drilled holes, and the wood board can be conveniently used. Moreover, the operator can directly replace the arrangement plate 504 and the toothed belt 512 with longer length to change the distance between the two groups of holes. Through setting up drilling equipment 5, let the hinge puncher can once only beat out two sets of holes when using, improve the efficiency of plank drilling.

In order to allow the operator to change the distance between the two sets of drill rods 508 without removing the setting plate 504 from the drill floor 3, the length of the setting plate 504 is set to be adjustable.

Referring to fig. 7, the arrangement plate 504 is divided into three parts, including a first dividing plate 5041, a second dividing plate 5042 and a third dividing plate 5043, the first dividing plate 5041 is located between the second dividing plate 5042 and the third dividing plate 5043, an adjusting screw 513 is threaded through the first dividing plate 5041, the second dividing plate 5042 and the third dividing plate 5043, the adjusting screw 513 is rotatably connected to the first dividing plate 5041, the connection between the second dividing plate 5042 and the third dividing plate 5043 is threaded, and the threads where the adjusting screw 513 is connected to the second dividing plate 5042 and the third dividing plate 5043 are opposite in rotation direction, so that when the adjusting screw 513 is rotated, the second dividing plate 5042 and the third dividing plate 5043 move along the adjusting screw 513 in a direction toward the first dividing plate 5041 or away from the first dividing plate 5041, thereby reducing and increasing the overall length of the arrangement plate 504.

The first, second, and third dividing plates 5041, 5042, and 5043 are further provided with guide rods 514 for connecting the first, second, and third dividing plates 5041, 5042, and 5043 together, the guide rods 514 are slidably connected to the first, second, and third dividing plates 5041, 5042, and 5043, respectively, and the guide rods 514 and the adjustment screws 513 support the first, second, and third dividing plates 5041, 5042, and 5043 together, so that the upper surfaces of the first, second, and third dividing plates 5041, 5042, and 5043 are flush with each other and do not rotate about the adjustment screws 513.

When the length of the placement plate 504 changes, the length of the toothed belt 512 also changes, and in order to allow the toothed belt 512 to be in close contact with the drive gear 503 and the driven gear 505 at all times, the placement plate 504 is provided with a tightness adjusting unit 515 for automatically adjusting the tightness of the toothed belt 512. The slack adjustment assembly 515 is disposed on the second section plate 5042 and the third section plate 5043. Two groups of tightness adjusting components 515 are arranged on the arrangement plate 504.

Referring to fig. 7 and 8, the slack adjuster 515 includes a strip groove 5151 penetrating through the arrangement plate 504, the strip groove 5151 is disposed along the width direction of the arrangement plate 504, a sliding rod 5152 penetrates through the strip groove 5151, the sliding rod 5152 vertically penetrates through the strip groove 5151 and is connected to the strip groove 5151 in a sliding manner, two limiting rings 5153 are sleeved and fixedly connected to the sliding rod 5152, and when the sliding rod 5152 is installed in the strip groove 5151, the two limiting rings 5153 are disposed on two sides of the arrangement plate 504 and are in contact with the upper and lower surfaces of the arrangement plate 504, so as to prevent the sliding rod 5152 from moving in the strip groove 5151 in the up-and-down direction.

The tightness adjusting assembly 515 further comprises an arranging block 5154 fixedly connected to the arranging plate 504, an arranging ring 5155 is fixedly connected to the sliding rod 5152, an adjusting spring 5156 is fixedly connected between the arranging ring 5155 and the arranging block 5154, two ends of the adjusting spring 5156 are respectively fixedly connected with the arranging block 5154 and the arranging ring 5155, and when the adjusting spring 5156 is in a balanced state, the sliding rod 5152 is located on one side of the strip-shaped groove 5151 and is located on one side far away from the middle position of the arranging plate 504.

When the arrangement plate 504 is installed on the drill floor 3, the sliding rod 5152 is arranged in the inner ring of the toothed belt 512 and is in contact with the toothed belt 512, when the arrangement plate 504 is not lengthened, the adjusting spring 5156 is in a balanced state, a part of the toothed belt 512 needs to bypass the sliding rod 5152, so that the contact part of the toothed belt 512 with the driving gear 503 and the driven gear 505 is kept tight, in the process that the arrangement plate 504 is lengthened, the distance between the driven gears 505 is increased, under the action of the toothed belt 512, the sliding rod 5152 slides along the strip-shaped groove 5151, so that the length of the toothed belt 512 bypassing the sliding rod 5152 is reduced, so that the available length of the toothed belt 512 is increased, and the adjusting spring 5156 is in a compressed state, so that the sliding rod 5152 is pushed, and the sliding rod 5152 pushes the toothed belt 512, so that the toothed belt 512 is kept tight.

In addition, when the length of the arrangement plate 504 is adjusted, the meshing angle of the toothed belt 512 and the driving gear 503 may be changed, so that the meshing of the toothed belt 512 and the driving gear 503 is affected, in order to enable the toothed belt 512 and the driving gear 503 to be meshed better and not affected by the lengthening of the arrangement plate 504, positioning pillars 516 for positioning the toothed belt 512 are arranged on the arrangement plate 504, the positioning pillars 516 are used for pressing the toothed belt 512 towards the driving gear 503, so that the toothed belt 512 and the driving gear 503 are meshed more tightly and the meshing area is larger, the positioning pillars 516 are arranged on two sides of the driving gear 503, the positioning pillars 516 are located between the arrangement groove and the driving gear 503, the toothed belt 512 passes through the positioning pillars 516 and the driving gear 503, and the toothed belt 512 is meshed with a quarter of teeth on the driving gear 503 under the action of the positioning pillars 516.

In order to prevent the guide rod 514 from interfering with the sliding movement of the sliding rod 5152, the guide rod 514 is disposed at a side surface of the arrangement plate 504, a plurality of guide pipes 518 are fixedly connected to the side surface of the arrangement plate 504, and the guide pipes 518 are fitted over the guide rod 514.

In actual use, only one hole needs to be drilled on the wood board, so that the arrangement board 504 needs to be removed, and referring to fig. 3, a drill bit 509 is mounted on the main drill rod 501. In order to enable the drill bit 509 to be installed on the main drill rod 501 more easily and enable the driving gear 503 on the main drill rod 501 not to affect installation of the drill bit 509, the driving gear 503 and the main drill rod 501 are connected in a threaded mode, an installation hole 519 for installing the drill bit 509 and a plurality of branched grooves 520 for branching the main drill rod 501 are formed in the main drill rod 501, and a hole wall, located at the installation hole 519, of the main drill rod 501 is opened outwards under the action of the branched grooves 520. When installing drill bit 509, the staff twists driving gear 503, then inserts drill bit 509 in mounting hole 519, and in the process of drill bit 509 inserting mounting hole 519, drill bit 509 contacts the inner wall of mounting hole 519, then the staff twists driving gear 503 in the reverse direction, lets driving gear 503 extrude the pore wall of mounting hole 519, and then extrudees drill bit 509, lets be connected between drill bit 509 and main drill rod 501 inseparabler, and driving gear 503 still consolidates the connection between main drill rod 501 and drill bit 509, lets drill bit 509 can be firmly installed on main drill rod 501.

Since the driving gear 503 is screwed to the boring bar 501, when the boring bar 501 rotates the driving gear 503, the driving gear 503 may be loosened and the toothed belt 512 may not be rotated, and in order to prevent the driving gear 503 from being loosened on the boring bar 501, referring to fig. 2, a restricting unit 521 for restricting the driving gear 503 is provided on the installation plate 504.

Referring to fig. 7, the limiter assembly 521 includes two vertical plates 5211 hinged to the setting plate 504, a transverse plate 5212 vertically and fixedly connected to the vertical plates 5211, and a fixing lock 5213.

The two vertical plates 5211 are arranged in parallel and along the width direction of the arrangement plate 504 and are located outside the toothed belt 512, when the two vertical plates 5211 rotate to be perpendicular to the arrangement plate 504, the two horizontal plates 5212 contact and press the driving gear 503, and the two horizontal plates 5212 are both provided with accommodating grooves 5214 for accommodating the main drill rod 501. Fixing locks 5213 are disposed on the two transverse plates 5212 for fixedly connecting the two transverse plates 5212 together.

After the arrangement plate 504 is installed on the drill floor 3, a worker turns over the two vertical plates 5211 to a position perpendicular to the arrangement plate 504, the two horizontal plates 5212 press the driving gear 503, then the two horizontal plates 5212 are connected together through the fixing lock 5213 to limit automatic turning of the two vertical plates 5211, the horizontal plates 5212 and the arrangement plate 504 clamp the driving gear 503 under the action of the horizontal plates 5212 to limit up and down movement of the driving gear 503, and when the main drill stem 501 drives the driving gear 503 to rotate, the driving gear 503 cannot move in the thread direction. By providing the restricting assembly 521, the stability of the arrangement of the driving gear 503 is increased.

Referring to fig. 1, at the in-process that punches, can produce a large amount of saw-dusts, the saw-dust diffusion is in the air, is inhaled internally by the staff very easily, in order to clear up the saw-dust, is provided with air exhauster 6 in workstation 1 department, is connected with exhaust pipe 7 on air exhauster 6, and the plank is aimed at to the blast pipe, sucks away the saw-dust that produces when drilling, reduces scattering of saw-dust.

The implementation principle of the embodiment is as follows: under the effect of the arrangement plate 504, the power of the main drill rod 501 is transmitted to the two groups of drill rods 508 on the arrangement plate 504, the two groups of holes are drilled on the wood board by the two groups of drill rods 508 at one time, the drilling efficiency of the wood board is improved, the driving gear 503 and the driven gear 505 are connected together through the toothed belt 512, the distance between the driving gear 503 and the driven gear 505 is increased, a large distance exists between the two groups of drilled holes, and the wood board can be conveniently used.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims (6)

1. A double-head hinge punching machine comprises a workbench (1), a support (2) and a drill floor (3) arranged on the support (2), wherein a support plate (4) is arranged on the support (2), a lifting structure used for driving the drill floor (3) to lift is arranged at the top end of the drill floor (3), and the lifting structure is connected with the support plate (4); the method is characterized in that:

a drilling device (5) for drilling is arranged on the drill floor (3), the drilling device (5) comprises a main drill rod (501) arranged on the drill floor (3), a drilling motor (502) is fixedly connected to the drill floor (3), the drilling motor (502) is connected with the main drill rod (501), and the drilling motor (502) drives the main drill rod (501) to rotate; a driving gear (503) driven by the main drill rod (501) is sleeved on the main drill rod (501);

an arrangement plate (504) is arranged on the drill floor (3), and two groups of driven gears (505) are arranged on the arrangement plate (504); a rotating shaft (506) penetrates through the arrangement plate (504), the rotating shaft (506) penetrates through the arrangement plate (504), and the rotating shaft (506) is rotatably connected with the arrangement plate (504) and fixedly connected with a driven gear (505);

a drill seat (507) is arranged on one side of the arrangement plate (504) which is far away from the driven gear (505), the interior of the drill seat (507) is hollow, the drill seat (507) is fixedly connected with the arrangement plate (504), and the rotating shaft (506) penetrates into the drill seat (507);

three sub-drill rods (508) are arranged on one side, away from the arrangement plate (504), of the drill base (507), drill bits (509) are mounted on the three sub-drill rods (508), one ends of the three sub-drill rods (508) penetrate into the drill base (507) and are rotatably connected with the drill base (507), and the other ends of the three sub-drill rods penetrate out of the drill base (507) and are connected with the drill bits (509); a gear set (510) is arranged in the drill seat (507), the gear set (510) connects the rotating shaft (506) with the branch drill rod (508), and the branch drill rod (508) can be driven to rotate by the gear set (510) when the driven gear (505) rotates;

a toothed belt (512) is arranged on the arrangement plate (504), the toothed belt (512) is sleeved on the driving gear (503) and the driven gear (505), and the toothed belt (512) is meshed with the driving gear (503) and the driven gear (505);

the arrangement plate (504) is divided into a first sub-plate (5041), a second sub-plate (5042) and a third sub-plate (5043);

the first sub-plate (5041) is positioned between the second sub-plate (5042) and the third sub-plate (5043), an adjusting screw rod (513) which is rotatably connected with the first sub-plate (5041) and is in threaded connection with the second sub-plate (5042) and the third sub-plate (5043) is arranged on the first sub-plate (5041), the second sub-plate (5042) and the third sub-plate (5043) in a penetrating way, and the threaded directions of the connecting part of the adjusting screw rod (513) and the second sub-plate (5042) and the third sub-plate (5043) are opposite;

the first sub plate (5041), the second sub plate (5042) and the third sub plate (5043) are also provided with guide rods (514) for connecting the first sub plate (5041), the second sub plate (5042) and the third sub plate (5043) together, and the guide rods (514) are respectively connected with the first sub plate (5041), the second sub plate (5042) and the third sub plate (5043) in a sliding way;

a tightness adjusting component (515) for automatically adjusting the tightness of the toothed belt (512) is arranged on the arrangement plate (504);

the tightness adjusting assembly (515) comprises a strip-shaped groove (5151) which penetrates through the arrangement plate (504), a sliding rod (5152) penetrates through the strip-shaped groove (5151), and the sliding rod (5152) vertically penetrates through the strip-shaped groove (5151) and is connected with the strip-shaped groove (5151) in a sliding manner;

the tightness adjusting assembly (515) further comprises an arrangement block (5154) fixedly connected to the arrangement plate (504), an arrangement ring (5155) is fixedly connected to the sliding rod (5152), an adjusting spring (5156) is fixedly connected between the arrangement ring (5155) and the arrangement block (5154), two ends of the adjusting spring (5156) are respectively and fixedly connected with the arrangement block (5154) and the arrangement ring (5155), and when the arrangement plate (504) is installed on the drill floor (3), the sliding rod (5152) is arranged in an inner ring of the toothed belt (512) and is in contact with the toothed belt (512);

the driving gear (503) is in threaded connection with the main drill rod (501);

the main drill rod (501) is provided with an installation hole (519) for installing a drill bit (509) and a plurality of bifurcate grooves (520) for bifurcating the main drill rod (501), and the hole wall of the main drill rod (501) at the installation hole (519) is outwards opened;

the arrangement plate (504) is provided with a limiting assembly (521) for limiting the driving gear (503);

the limiting component (521) comprises two vertical plates (5211) hinged on the arrangement plate (504), a transverse plate (5212) vertically and fixedly connected to the vertical plates (5211) and a fixed lock (5213);

the two vertical plates (5211) are arranged in parallel, when the two vertical plates (5211) rotate to be perpendicular to the arrangement plate (504), the two transverse plates (5212) are contacted, the transverse plates (5212) press the driving gear (503), and the two transverse plates (5212) are respectively provided with an accommodating groove (5214) for accommodating the main drill rod (501);

the fixing locks (5213) are arranged on the two transverse plates (5212).

2. The double-head hinge punch as claimed in claim 1, wherein: the arrangement plate (504) is provided with a connecting screw rod (511) in a penetrating mode, the arrangement plate (504) is installed on the drill floor (3), the connecting screw rod (511) penetrates through the arrangement plate (504), one end of the connecting screw rod is inserted into the drill floor (3), and the connecting screw rod (511) is rotatably connected with the arrangement plate (504) and is in threaded connection with the drill floor (3).

3. The double-head hinge punch as claimed in claim 1, wherein: the sliding rod (5152) is sleeved with two limiting rings (5153) and fixedly connected with the sliding rod.

4. The double-head hinge punch as claimed in claim 1, wherein: the arrangement plate (504) is provided with a positioning column (516) which is used for positioning the toothed belt (512) and pressing the toothed belt (512) to the driving gear (503).

5. The double-head hinge punch as claimed in claim 1, wherein: an exhaust fan (6) is arranged at the position of the workbench (1), and an exhaust pipe (7) is connected to the exhaust fan (6).

6. The double-head hinge punch as claimed in claim 1, wherein: the guide rod (514) is arranged on the side face of the arrangement plate (504), a plurality of guide tubes (518) are fixedly connected to the side face of the arrangement plate (504), and the guide tubes (518) are sleeved on the guide rod (514).

Images