CN217861771U - Multifunctional hinge puncher stable in use - Google Patents

Abstract

The utility model discloses a use stable multi-functional hinge hole puncher, fixed subassembly is detachable installs on the panel, and fixed subassembly includes at least one stationary blade, runs through the stationary blade both ends and fixes its first bolt on the panel, on first bolt is fixed in the panel through its upper thread, can set up the support column between stationary blade and the panel, first bolt runs through the support column setting, stationary blade central point puts and sets up the through-hole, and the through-hole internal fixation is equipped with the bearing, and the drilling rod runs through bearing butt joint actuating mechanism, the hole puncher design detachable fixed subassembly restriction drilling rod, can increase and decrease its height according to actual need in order to reach drilling rod central point and put and be in fixed subassembly, effectively solved the emergence of the high-speed operation in-process of drilling rod pendulum tail phenomenon, fixed subassembly can regard as the monomer to use as scriber or central borer simultaneously, has realized the multi-purpose function of a thing.

Description

Multifunctional hinge puncher stable in use

Technical Field

The utility model belongs to the technical field of panel processing equipment, concretely relates to use stable multi-functional hinge hole puncher.

Background

The woodworking process often includes operations of punching and grooving, and particularly when hinges or hinges are installed, holes are often pre-punched in the wood board for placing hinge bulges for the sake of attractiveness and convenience in use. The existing punching or grooving operation mostly utilizes a driving device to drive a drill bit to directly punch on a wood board, the operation can not be accurately positioned and is not limited by tools, and the phenomenon that the drill bit is thrown out is very easy to occur.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model discloses a use stable multi-functional hinge hole puncher has designed detachable fixed subassembly restriction drilling rod, can increase and decrease its height according to actual need and put in fixed subassembly in order to reach drilling rod central point, has effectively solved the emergence of the high-speed operation in-process fishtail phenomenon of drilling rod, and fixed subassembly can regard as the monomer to use as scriber or central hole puncher simultaneously, has realized the multi-purpose function of a thing, and the design of high speed bearing has prolonged the life of hole puncher greatly.

In order to realize the above-mentioned purpose, a use stable multi-functional hinge hole puncher, including the panel that has drilling, erect the drill bit in drilling top and fix the fixture on treating the drilling plank with the hole puncher through fixed subassembly, drill bit an organic whole is connected with the drilling rod, and the drilling rod runs through fixed subassembly setting, fixed subassembly is detachable installs on the panel, and fixed subassembly includes at least one stationary blade, runs through the stationary blade both ends and fixes its first bolt on the panel, first bolt is fixed in on the panel through its upper thread, can set up the support column between stationary blade and the panel, first bolt runs through the support column setting, stationary blade central point puts and sets up the through-hole, and the through-hole internal fixation is equipped with the bearing, and the drilling rod runs through bearing butt joint actuating mechanism.

As the utility model discloses use stable multi-functional hinge hole puncher's further improvement: the upper side and the lower side of the fixing piece are respectively provided with a protection piece, the first bolt and the drill rod equally penetrate through the protection pieces, and the fixing piece and the protection pieces are tightly attached.

As the utility model discloses use stable multi-functional hinge hole puncher's further improvement: the fixing plate and the protection plate are both provided with two holes, the fixing plate is located in the middle, the through holes penetrating through the drill rods are arranged in the positions, corresponding to the through holes of the fixing plate, of the protection plate, the fixing plate and the protection plate are of round-corner diamond structures, and the holes penetrating through the first bolts are formed in the two sides of the through holes of the fixing plate and the protection plate.

As the use of the stable multifunctional hinge puncher of the utility model is further improved: the fixing component is in a symmetrical structure along the left and right sides of the diameter of the through hole in the fixing component, can be separated from the panel through loosening of the first bolt, and can be used as a plate center scriber for independent use.

As the utility model discloses use stable multi-functional hinge hole puncher's further improvement: the drill rod is provided with a limiting ring, and an elastic spring is sleeved on the drill rod between the limiting ring and the fixing component; and a graduated scale is arranged on the side surface of the panel.

As the utility model discloses use stable multi-functional hinge hole puncher's further improvement: the clamping mechanism comprises a fixed seat, a rotating rod and a pressing handle, the rotating rod is provided with a supporting base, the pressing handle is linked with the rotating rod, the supporting base is located below the drill hole, one end of the rotating rod is fixedly connected with the supporting base through a second bolt, the other end of the rotating rod is hinged with one side of the fixed seat and the pressing handle, the rear part of the pressing handle is connected with the other side of the fixed seat through a hinge, the pressing handle rotates to drive the rotating rod to rotate, and the supporting base is made of rubber; one end of the second bolt is fixedly connected with the supporting base, the other end of the second bolt penetrates through the rotary rod, and a limiting nut and a butterfly nut are respectively sleeved on the second bolt and located on the inner side and the outer side of the rotary rod.

As the utility model discloses use stable multi-functional hinge hole puncher's further improvement: a limiting plate is clamped and fixed between the fixing seat and the panel, the limiting plate is positioned on one side of the drilled hole, a slide way is arranged on the limiting plate along the length direction of the panel, the fixing seat is fixed on the panel through a third bolt, and the third bolt penetrates through the slide way on the limiting plate; one end of the panel corresponding to the pressing handle is provided with an arc-shaped pressing part.

As the use of the stable multifunctional hinge puncher of the utility model is further improved: the clamping mechanism comprises an L-shaped plate which is integrally arranged with the panel, a horizontal plate of the L-shaped plate is provided with a through hole which is internally provided with a thread, one end of a second bolt is connected with a fixed supporting base, the other end of the second bolt penetrates through the through hole and is provided with a plum blossom handle, the thread on the second bolt is meshed with the inner thread of the through hole, and the supporting base is positioned below the drilled hole; and a limiting bolt penetrates through the vertical plate of the L-shaped plate.

As the utility model discloses use stable multi-functional hinge hole puncher's further improvement: the panel is gone up the side and is located the drilling circumference and is provided with the dust absorption stationary blade, the dust absorption stationary blade and dust absorption pipe joint to produce the saw-dust and inhale away when will driling.

Advantageous effects

Compared with the prior art, use stable multi-functional hinge hole puncher have following beneficial effect:

firstly, the multifunctional hinge puncher stable in use is provided with the detachable fixing component, and the fixing component can be used as a drill rod support piece in an assembling state with the puncher main body, so that the drill rod is prevented from inclining during drilling; under the state that the fixing component is separated from the puncher main body, the fixing component can be independently used as a plate center scriber and a plate center puncher, the fixing component is multifunctional, and the functionality of the puncher is improved. Simultaneously detachable fixed subassembly also is convenient for the hole puncher quick replacement drill bit under the needs to different drilling sizes, also this hole puncher only needs to be equipped with different drill bits, can accomplish the function through changing the drill bit and switch, compares in fixed subassembly and panel welding or fixed connection's hole puncher, greatly reduced operator use cost.

Secondly, the fixing component is formed by connecting all the parts in series through the first bolt, and only the first bolt is required to be separated from the panel, so that the number of the fixing pieces and the number of the supporting columns can be increased or decreased or the fixing pieces and the supporting columns with different thicknesses can be replaced according to the length requirement of the drill rod, the stability of the drill rod is improved, the tail swing phenomenon of the drill rod in the high-speed operation process is effectively avoided, and the use safety of the product is improved; set up high speed bearing in the through-hole of stationary blade, increase the smooth degree of drill bit in drilling process, can make the high-speed steady operation of drill bit to improve drilling effect, solved the friction between drilling rod and the fixed subassembly simultaneously, prolonged the life of hole puncher.

Thirdly, the close fit between the fixing pieces on the fixing component and the arrangement of the protective piece can effectively prevent the generated sawdust from entering the bearing on the fixing piece, thereby influencing the stable high-speed rotation of the rotary head; the adjustable spacing ring carries out altitude mixture control according to different needs on the drilling rod, and elastic spring's setting can make the drill bit kick-back automatically after drilling finishes at every turn, makes it keep away from panel, prevents that the drill point fish tail panel.

Fourthly, the multifunctional hinge puncher stable in use of the utility model has the advantages that the clamping mechanism is hinged and linked through the fixed seat, the rotary rod and the pressing handle, and the clamping or releasing of the clamping mechanism on the plate can be realized through adjusting the pressing handle; the supporting base is arranged on the rotating rod through a second bolt, and the distance between the supporting base and the rotating rod is adjusted through a butterfly nut, so that the clamping degree of the clamping mechanism to the plates can be adjusted, and the clamping mechanism is suitable for plates with different thicknesses; the limiting plate is provided with a slide way, the limiting plate is clamped and fixed by the fixing seat and the panel, and the position of the drilled hole relative to the wood board is adjusted by adjusting the relative position between the limiting plate and the drilled hole on the panel according to different drilling position requirements. The frame-shaped structure formed by the L-shaped plate and the panel is used as a clamping mechanism, the second bolt can directly clamp the supporting base in the L-shaped plate to the wood board to be drilled through adjusting the plum blossom-shaped handle, and the relative position of the drilled hole and the wood board can be adjusted through adjusting the distance between the wood board to be drilled and the vertical plate by adjusting the limiting bolt on the vertical plate.

Fifthly, according to the multifunctional hinge hole puncher stable in use, the arc pressing part arranged at one end of the panel is arranged corresponding to the pressing handle, when the hole puncher is used for clamping a wood board, the forefinger exerts an upward force on the pressing handle, at the moment, the thumb presses the arc pressing part to assist the force, so that the hole puncher can be easily fixed on the wood board to be punched, and meanwhile, the pressing part of the arc structure is attractive and elegant, and the right-angle cut is effectively avoided; a graduated scale is arranged on the side face of the panel corresponding to the drill hole so as to conveniently adjust the relative distance between the limiting plate and the drill hole, and the graduated scale is adjusted corresponding to different edge distances, so that the precision error is 0.2mm; the drilling position of side is provided with the dust absorption stationary blade on the panel, set up joint spare on the dust absorption stationary blade to the convenient pipe joint that will absorb dust, the saw-dust that produces when will drilling are siphoned away, realize environmental protection, healthy construction requirement.

Drawings

FIG. 1 is a schematic view of the structure of a punch according to embodiment 1;

FIG. 2 is a schematic side view showing a structure of a hole punch according to embodiment 1;

fig. 3 is a schematic structural view of the fixing assembly of the present invention;

FIG. 4 is a state diagram of the fixing member of the present invention when used alone;

FIG. 5 is a schematic view of the structure of a panel in embodiment 1;

FIG. 6 is a schematic view of the structure of a punch in embodiment 3;

the labels in the figure are: 1. fixed subassembly, 101, stationary blade, 102, protection piece, 103, support column, 104, first bolt, 2, panel, 201, drilling, 202, arc press the portion, 3, limiting plate, 301, slide, 4, fixture, 401, fixing base, 402, rotary rod, 403, press the handle, 404, support base, 405, second bolt, 406, stop bolt, 5, drilling rod, 501, elastic spring.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings and specific embodiments, which are based on the technical solution of the present invention and provide a detailed implementation manner.

Example 1

In this embodiment multifunctional hinge hole puncher, including panel 2 that has drilling 201, erect the drill bit in drilling 201 top and fix the fixture 4 on treating drilling 201 plank with the hole puncher through fixed subassembly 1, drill bit body coupling has drilling rod 5, and drilling rod 5 runs through fixed subassembly 1 and sets up, fixed subassembly 1 is detachable installs on panel 2, and fixed subassembly 1 includes at least one stationary blade 101, runs through stationary blade 101 both ends and fixes its first bolt 104 on panel 2, first bolt 104 is fixed in on panel 2 through its upper thread, can set up support column 103 between stationary blade 101 and the panel 2, first bolt 104 runs through support column 103 and sets up, stationary blade 101 central point puts and sets up the through-hole, and the through-hole internal fixation is equipped with the bearing, and drilling rod 5 runs through bearing butt joint actuating mechanism.

Specifically, the fixing plate 101 in the embodiment is of a rounded diamond structure, the fixing plate 101 has two closely attached plates, holes are symmetrically formed in two sides of a through hole of each fixing plate 101, a supporting column 103 is arranged under the fixing plate 101 and right below the holes, and the supporting column 103 is used for lifting the fixing plate 101 to reserve a space for a drill when the thickness of the drill is larger than that of the panel 2, so that the drill is prevented from contacting a wood board to be punched under a non-working state to damage the wood board or the drill. The first bolt 104 penetrates through the hole on the fixing piece 101 and penetrates through the length direction of the supporting column 103, and then is fixed with the mounting hole on the panel 2 through threads, and at the moment, the first bolt 104 is completed to movably mount the fixing component 1 on the panel 2. The utility model discloses well hole puncher's fixed subassembly 1 is that each part concatenates through first bolt 104 and forms, only needs to separate first bolt 104 and panel 2, can increase and decrease the quantity of stationary blade 101, support column 103 or change the stationary blade 101 and the support column 103 of different thickness according to the needs of drilling rod 5 length, improves drilling rod 5 stability, effectively avoids drilling rod 5 to take place the tail-swaying phenomenon in the high-speed operation process, improves this product safety in utilization; set up high speed bearing in the through-hole of stationary blade 101, increase the smooth degree of drill bit at drilling 201 in-process, can make the high-speed steady operation of drill bit to improve drilling 201 effect.

The drill rod 5 is provided with a limiting ring, the drill rod 5 between the limiting ring and the fixing assembly 1 is sleeved with an elastic spring 501, the adjustable limiting ring on the drill rod 5 can be adjusted in height according to different requirements, and the elastic spring 501 can enable the drill bit to automatically rebound after drilling 201 each time, so that the drill bit is far away from a plate, and the drill tip is prevented from scratching the plate; 2 sides of panel are equipped with the scale, and the relative distance between limiting plate 3 and drilling 201 is conveniently adjusted in setting up of scale, corresponds different margins and adjusts, can accomplish precision error 0.2mm.

The utility model discloses in fixed subassembly 1 can the exclusive use, also first bolt 104 runs through stationary blade 101 and support column 103 and sets up the nut at its end in order to be connected stationary blade 101 and support column 103 fixed. The fixing component 1 can be used as a single body to be used independently as a plate center scriber and a plate center drilling 201 device, so that the device has multiple functions, and the functionality of the puncher is improved. Specifically, when the fixing assembly 1 is used independently as a single body, the upper support posts 103 are placed on both sides of the wood board as limiting structures and tightly attached to the side surfaces of the wood board, and the exposed positions of the through holes on the fixing piece 101 and the protection piece 102 are the central areas of the side surfaces of the wood board. Detachable fixed subassembly 1 also is convenient for the hole puncher quick replacement drill bit under the needs to different drilling 201 sizes simultaneously, also this hole puncher only needs to be equipped with different drill bits, can accomplish the function switching through changing the drill bit, compares in fixed subassembly 1 and 2 welding of panel or fixed connection's hole puncher, greatly reduced operator use cost.

The clamping mechanism 4 comprises a fixed seat 401, a rotating rod 402 provided with a supporting base 404 and a pressing handle 403 linked with the rotating rod 402, wherein the supporting base 404 is positioned below the drill hole 201, one end of the rotating rod 402 fixes the supporting base 404 through a second bolt 405, the other end of the rotating rod is hinged with one side of the fixed seat 401 and the pressing handle 403 respectively, the rear part of the pressing handle 403 is connected with the other side of the fixed seat 401 through a connecting rod, two ends of the connecting rod are hinged with the fixed seat 401 through the pressing handle 403 respectively, so that the pressing handle 403 rotates to drive the rotating rod 402 to rotate, and the supporting base 404 is made of rubber; one end of the second bolt 405 is fixedly connected with the supporting base 404, the other end of the second bolt penetrates through the rotating rod 402, and a limiting nut and a butterfly nut are respectively sleeved on the second bolt 405 at the inner side and the outer side of the rotating rod 402. A limiting plate 3 is clamped and fixed between a fixing seat 401 and the panel 2, the limiting plate 3 is positioned on one side of the drilled hole 201, a slide way 301 arranged along the length direction of the panel 2 is arranged on the limiting plate 3, the fixing seat 401 is fixed on the panel 2 through a third bolt, and the third bolt penetrates through the slide way 301 on the limiting plate 3; one end of the panel 2 corresponding to the pressing handle 403 is provided with an arc-shaped pressing part 202. The clamping mechanism 4 is hinged and linked through the fixed seat 401, the rotating rod 402 and the pressing handle 403, and the clamping or releasing of the clamping mechanism 4 on the plate can be realized by adjusting the pressing handle 403 after finishing the adjustment; the supporting base 404 is arranged on the rotating rod 402 through a second bolt 405, and the distance between the supporting base 404 and the rotating rod 402 is adjusted through a wing nut, so that the clamping degree of the clamping mechanism 4 to the plates can be adjusted, and the clamping mechanism is suitable for plates with different thicknesses; set up slide 301 on limiting plate 3 and limiting plate 3 is pressed from both sides tightly fixedly by fixing base 401 and panel 2, according to the needs of different drilling 201 positions, through the relative position between drilling 201 on adjustment limiting plate 3 and the panel 2 to the position of the relative plank of regulation drilling 201. The frame-shaped structure formed by the L-shaped plate and the panel 2 is used as a clamping mechanism 4, a second bolt 405 can directly clamp the wood board to be drilled with the inner supporting base 404 through adjusting the plum blossom-shaped handle, and the relative position of the drilled wood board 201 and the wood board can be adjusted by adjusting the distance between the wood board to be drilled and the vertical board through adjusting the limiting bolt 406 on the vertical board.

Example 2

The specific structure of the multifunctional hinge punch in this embodiment is substantially the same as the specific structure of the multifunctional hinge punch in embodiment 1, except that: fixed subassembly 1 still includes the protection piece 102 the same with stationary blade 101 shape, stationary blade 101 and protection piece 102 all have two in this embodiment, wherein stationary blade 101 is located the intermediate position, the through-hole that runs through drilling rod 5 is provided with equally with the through-hole corresponding position of stationary blade 101 on the protection piece 102, stationary blade 101 and protection piece 102 are fillet rhombus structure, the through-hole both sides are equipped with the hole that runs through first bolt 104 on stationary blade 101 and the protection piece 102, first bolt 104 runs through stationary blade 101 and protection piece 102 and further runs through support column 103 through the hole, until with panel 2 threaded connection. The tight fit between the fixing pieces 101 on the fixing assembly 1 and the arrangement of the protection pieces 102 can effectively prevent the generated wood chips from entering the bearing on the fixing pieces 101, thereby affecting the stable high-speed rotation of the rotor.

Example 3

The specific structure of the multifunctional hinge punch in this embodiment is substantially the same as the specific structure of the multifunctional hinge punch in embodiment 1, and the difference is that: the clamping mechanism 4 comprises an L-shaped plate which is integrated with the panel 2, a through hole with internal threads is formed in a horizontal plate of the L-shaped plate, one end of a second bolt 405 is connected with the fixed supporting base 404, the other end of the second bolt penetrates through the through hole and is provided with a plum blossom handle, the upper threads of the second bolt 405 are meshed with the internal threads of the through hole, and the supporting base 404 is positioned below the drilling hole 201; and a limiting bolt 406 penetrates through the vertical plate of the L-shaped plate. In the embodiment, the puncher enables the supporting base 404 at the upper end of the second bolt 405 to clamp or loosen the wood board by rotating the quincuncial handle; the length of the limiting bolt 406 in the L-shaped plate can be adjusted by rotating the limiting bolt 406 through the setting of the limiting bolt 406, so that the distance between the wood board to be punched and the vertical plate is adjusted, namely, the relative position of the drilled hole 201 corresponding to the wood board, namely the position of the drilling point is adjusted.

Example 4

The specific structure of the multifunctional hinge punch in this embodiment is substantially the same as the specific structure of the multifunctional hinge punch in embodiment 1, and the difference is that: the side is located drilling 201 circumference on the panel 2 and is provided with the dust absorption fixed plate, dust absorption fixed plate and dust absorption pipe joint to produce the saw-dust and inhale away when will drilling 201. The available current dust extraction of dust absorption function in this embodiment sets up the dust absorption fixed plate on the panel 2 to set up joint spare, set up on the external dust absorption pipe of dust extraction with the dust absorption fixed plate on the joint spare cooperation joint spare that uses, the realization is fixed in the dust absorption pipe of dust extraction in the drill bit top, can in time take away dust, the saw-dust that produces when drilling 201, realize environmental protection, healthy construction requirement.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent changes without departing from the technical scope of the present invention.

Claims (9)

1. The utility model provides an use stable multi-functional hinge hole puncher, includes panel (2) that have drilling (201), erects the drill bit in drilling (201) top and fixes fixture (4) on treating drilling (201) plank with the hole puncher through fixed subassembly (1), drill bit an organic whole is connected with drilling rod (5), and drilling rod (5) run through fixed subassembly (1) and set up its characterized in that: fixed subassembly (1) is detachable installs on panel (2), and fixed subassembly (1) includes at least one stationary blade (101), runs through stationary blade (101) both ends and fixes first bolt (104) on panel (2) with it, on first bolt (104) was fixed in panel (2) through its upper thread, can set up support column (103) between stationary blade (101) and panel (2), first bolt (104) run through support column (103) and set up, stationary blade (101) central point puts and sets up the through-hole, and the through-hole internal fixation is equipped with the bearing, and bearing butt joint actuating mechanism is run through in drilling rod (5).

2. The hole punch using stable multi-functional hinge of claim 1, characterized by: the upper side and the lower side of the fixing piece (101) are respectively provided with a protection piece (102), the first bolt (104) and the drill rod (5) also penetrate through the protection pieces (102), and the fixing piece (101) and the protection pieces (102) are tightly attached.

3. The hole punch using stable multi-functional hinge of claim 2, characterized by: the drill rod protection device is characterized in that the fixing plate (101) and the protection plate (102) are both provided with two holes, wherein the fixing plate (101) is located in the middle, the protection plate (102) is provided with a through hole penetrating through the drill rod (5) in the position corresponding to the through hole of the fixing plate (101), the fixing plate (101) and the protection plate (102) are both of a round-angle diamond structure, and holes penetrating through the first bolts (104) are formed in two sides of the through hole in the fixing plate (101) and the protection plate (102).

4. A use stable, multi-function hinge hole punch as recited in claim 3, wherein: the fixing component (1) is of a symmetrical structure along the left and right sides of the diameter of the through hole in the fixing component, the fixing component (1) can be separated from the panel (2) through loosening of the first bolt (104), and the fixing component can be used as a plate center scriber independently.

5. The multi-functional hinge hole punch that is stable in use of claim 4, wherein: a limiting ring is arranged on the drill rod (5), and an elastic spring (501) is sleeved on the drill rod (5) between the limiting ring and the fixing component (1); and a graduated scale is arranged on the side surface of the panel (2).

6. The multi-functional hinge hole punch that is stable in use of claim 5, wherein: the clamping mechanism (4) comprises a fixed seat (401), a rotating rod (402) provided with a supporting base (404) and a pressing handle (403) linked with the rotating rod (402), wherein the supporting base (404) is located below the drill hole (201), one end of the rotating rod (402) is fixedly supported by the supporting base (404) through a second bolt (405), the other end of the rotating rod is hinged to one side of the fixed seat (401) and the pressing handle (403), the rear portion of the pressing handle (403) is connected with the other side of the fixed seat (401) through a connecting rod, two ends of the connecting rod are hinged to the fixed seat (401) through the pressing handle (403) respectively, the pressing handle (403) rotates to drive the rotating rod (402) to rotate, and the supporting base (404) is made of rubber; one end of the second bolt (405) is fixedly connected with the supporting base (404), the other end of the second bolt penetrates through the rotating rod (402), and a limiting nut and a butterfly nut are respectively sleeved on the second bolt (405) and located on the inner side and the outer side of the rotating rod (402).

7. The hole punch using stable multi-functional hinge of claim 6, characterized by: a limiting plate (3) is clamped and fixed between the fixing seat (401) and the panel (2), the limiting plate (3) is located on one side of the drilling hole (201), a slide way (301) arranged along the length direction of the panel (2) is arranged on the limiting plate (3), the fixing seat (401) is fixed on the panel (2) through a third bolt, and the third bolt penetrates through the slide way (301) on the limiting plate (3); one end of the panel (2) corresponding to the pressing handle (403) is provided with an arc-shaped pressing part (202).

8. The multi-function hinge hole punch with stable use of claim 5, wherein: the clamping mechanism (4) comprises an L-shaped plate integrally arranged with the panel (2), a horizontal plate of the L-shaped plate is provided with a through hole internally provided with a thread, one end of a second bolt (405) is connected with a fixed supporting base (404), the other end of the second bolt penetrates through the through hole and is provided with a plum blossom handle, the upper thread of the second bolt (405) is meshed with the inner thread of the through hole, and the supporting base (404) is positioned below the drilling hole (201); and a limiting bolt (406) penetrates through the vertical plate of the L-shaped plate.

9. A hole punch using a stable multifunctional hinge as claimed in claim 7 or 8, characterized in that: the side is located drilling (201) circumference on panel (2) and is provided with the dust absorption fixed plate, dust absorption fixed plate and dust absorption pipe joint to produce the saw-dust and inhale away when will drilling (201).

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