CN111375803B

CN111375803B - Drilling equipment with replaceable drill bit

Info

Publication number: CN111375803B
Application number: CN202010346596.6A
Authority: CN
Inventors: 黄朝玉
Original assignee: Anhui Jiangshang Handicraft Co ltd
Current assignee: Anhui Jiangshang Arts & Crafts Co.,Ltd.
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-11-06
Anticipated expiration: 2040-04-27
Also published as: CN111375803A

Abstract

The invention discloses a drilling device with a replaceable drill bit, which comprises a gun body, wherein a spring space with a rightward opening is arranged in the gun body, a rotating space is arranged on the right side of the spring space, a telescopic space is arranged on the left side of the spring space, a moving space with a downward opening is arranged on the lower side of the telescopic space, a balance space with an upper opening and a lower opening is arranged on the bottom wall of the moving space, a drill replacing space is arranged on the left side of the telescopic space, and a linkage space is arranged on the rear wall of the drill replacing space. A drilling gun is replaced without a working environment.

Description

Drilling equipment with replaceable drill bit

Technical Field

The invention relates to the field of drilling, in particular to drilling equipment with a replaceable drill bit.

Background

Along with the more and more trade needs of our country's economic development are used drilling equipment, like furniture trade, building trade, the demand of industry trade to drilling equipment is indispensable, and by a large amount of uses because the light small and exquisite of small-size drilling rifle, present small-size drilling rifle mostly is the manual drill bit of changing, all need the manual different drill bits of changing when meetting different holes at every turn, a large amount of time has been consumed, the work efficiency has been reduced, and present drilling rifle does not have protective measure basically, kid takes also can be easily beat and injure by mistake, also can injure oneself by mistake because of carelessness when the workman works, certain potential safety hazard exists.

Disclosure of Invention

The present invention has been made to solve the above-mentioned problems occurring in the prior art, and an object of the present invention is to provide a drill apparatus with a replaceable drill.

In order to achieve the purpose, the invention provides the following technical scheme: a drilling device with a replaceable drill bit comprises a gun body, wherein a spring space with a right opening is arranged in the gun body, a rotating space is arranged on the right side of the spring space, a telescopic space is arranged on the left side of the spring space, a moving space with a downward opening is arranged on the lower side of the telescopic space, a balance space with an upper opening and a lower opening is arranged on the bottom wall of the moving space, a drill replacing space is arranged on the left side of the telescopic space, a linkage space is arranged on the rear wall of the drill replacing space, a fluted disc space is arranged on the right side of the linkage space, a meshing space is arranged on the right side of the fluted disc space, a jacking space with a right opening is arranged on the right side of the meshing space, a drill bit space with a left opening is arranged on the left wall of the drill replacing space, a clamping space with a left opening is arranged on the right wall of the drill bit space, the top surface of the gun body is fixedly provided with a drill bit box, a drill bit channel, the door opening and closing space, a linkage space and a fluted disc space are provided with a replacing device for replacing a drill bit, the replacing device comprises a replacing motor fixedly arranged on the rear wall of the fluted disc space, a fluted disc shaft is dynamically connected in the replacing motor, a fluted disc is fixedly connected on the fluted disc shaft, a rack is slidably connected on the left wall of the fluted disc space and meshed with the fluted disc, the rack extends leftwards to penetrate through the left wall of the fluted disc space to enter the linkage space and is slidably connected with the right wall of the linkage space, a small sliding block is slidably connected in the door opening and closing space, a strong spring is connected between the left side surface of the door opening and closing space and the small sliding block, a rotating pin is rotatably connected on the small sliding block, and a rotating block is fixedly connected on the rotating pin, the rotary block is internally provided with a sliding space, the sliding space is connected with the rack in a sliding manner, the front end of the rack is fixedly connected with a drill-changing sliding block, a miniature spring is connected between the right side surface of the drill-changing sliding block and the right wall of the drill bit through pipe, the rotary pin is fixedly connected with a switch sliding block, the switch sliding block is connected with the upper wall and the lower wall of the switch door space in a sliding manner, the drill bit through pipe is connected in the drill-changing space in a sliding manner, a drill bit channel is arranged in the drill bit through pipe, the left end surface of the drill bit through pipe is connected with a drill bit shell in a rotating manner, the drill-changing sliding block is connected with the upper wall and the lower wall of the drill bit channel in a sliding manner, the right wall of the clamping space is fixedly provided with a clamping motor, a power shaft is connected with the clamping motor in a power manner, a driving, fixedly connected with driven gear on the worm, driven gear can with the driving gear meshing, be equipped with the activity space in the drill bit shell, sliding connection has the worm wheel between the left and right wall in activity space, the worm wheel with the worm meshing, be equipped with five sliding trays that use drill bit passageway as centre of a circle symmetry and set up in the worm wheel, every there is the cylinder slide bar in the sliding tray respectively sliding connection, every the cylinder slide bar with fixed connection between the drill bit shell, the right wall in activity space rotates and is connected with five axis of rotation that use drill bit passageway to set up as the centre of a circle, every fixedly connected with friction clamp piece respectively in the axis of rotation, every friction clamp piece with correspond it has the connecting rod to articulate between the worm wheel, be equipped with the strorage device that is used for depositing reserve drill bit in the drill bit box, rotate the space spring space, The drill bit is characterized in that a telescopic device used for a telescopic rotating device is arranged between the telescopic space, the meshing space, the jacking space and the control space, a rotating device used for rotating the drill bit is arranged in the drill bit space, and a switch device is arranged between the balance space and the moving space.

Preferably, the storage means comprises a moving plate slidably mounted in the bit magazine, a compression spring being connected between the moving plate and a top wall of the bit magazine.

Preferably, the telescopic device comprises a rotating motor fixedly installed on the right wall of the control space, a transmission shaft is in power connection with the right side surface of the rotating motor, the transmission shaft is in sliding connection with the left wall and the right wall of the control space, the transmission shaft extends rightwards to penetrate through the right wall of the control space to enter the meshing space and is in rotating connection with the left wall of the meshing space, a driving bevel gear is fixedly connected to the transmission shaft, the front wall of the meshing space is in rotating connection with a linkage shaft, an eccentric wheel and a driven bevel gear are fixedly connected to the linkage shaft, the driven bevel gear is meshed with the driving bevel gear, a jogging slide block is in sliding connection with the right wall of the meshing space, the eccentric wheel is abutted against the jogging slide block, and the jogging slide block extends rightwards to penetrate through the right wall of the meshing space to enter the jogging space and is in sliding connection with the left wall and, the upper part and the lower part of the right wall of the jogging sliding block and the jacking space are respectively and symmetrically connected with a sliding block spring, the jogging sliding block extends rightwards continuously to penetrate through the right wall of the jacking space to enter the rotating space and is in sliding connection with the right side surface of the gun body, the right side of the gun body is rotationally connected with a rotating pin, a contact rod is fixedly connected onto the rotating pin and is abutted against the jogging sliding block, a push rod is connected in the spring space in a sliding manner, pushing springs are respectively and symmetrically connected between the push rod and the left wall of the spring space from top to bottom, the push rod extends rightwards to penetrate through the right wall of the spring space to enter the rotating space and is in sliding connection with the right side surface of the gun body, the push rod extends leftwards to enter the telescopic space and is in sliding connection with the right wall of the telescopic space, and a moving clamping block is fixedly connected on the left side of the, sliding connection has the guide rail fixture block in the removal fixture block, the left wall sliding connection in flexible space has the spring beam, the spring beam extends to run through left the left wall in flexible space enters into in the trade brill space and with trade the right wall sliding connection in brill space, the spring beam with the drill bit siphunculus butt, the right side of spring beam is rotated and is connected with the sliding jaw cover, the sliding jaw cover with remove the fixture block butt, the sliding jaw cover with be connected with the loop bar spring between the left wall in flexible space.

Preferably, the rotating device comprises a rotating shaft which is dynamically installed on the left side surface of the rotating motor, the rotating shaft is rotatably connected with the left wall and the right wall of the drill bit space, and a rotating gear is fixedly connected to the rotating shaft and can be meshed with the drill bit shell.

Preferably, the switch device includes a balance block slidably mounted in the balance space, the balance block and the left and right walls of the balance space are respectively and symmetrically connected with an isodynamic spring, the moving space is slidably connected with a trigger block, a trigger is hinged between the trigger block and the balance block, the trigger is slidably connected with the upper and lower walls of the balance space, the trigger is slidably connected with the bottom wall of the moving space, the trigger extends downwards to penetrate through the bottom wall of the balance space and is slidably connected with the bottom surface of the gun body, the left side wall of the moving space and the bottom surface of the rotating motor are connected with a forward rotation electric wire pipeline, the right side wall of the moving space and the bottom surface of the rotating motor are connected with a reverse rotation electric wire pipeline, electric wires are arranged in the forward rotation electric wire pipeline and the reverse rotation electric wire pipeline, and forward rotation touch torque is respectively and fixedly arranged on the left and right walls of the, The touch torque is reversed.

Preferably, the elastic force of the strong spring is much larger than that of the micro spring, the friction of the friction clamping block is large enough, the rigidity and tensile strength of the connecting rod are sufficient, the rigidity of the worm wheel is sufficient, and the elastic force of the compression spring is large enough.

In conclusion, the beneficial effects of the invention are as follows: the invention relates to a drilling device with a replaceable drill bit, wherein a gun body in the design is small and portable, and can be carried by a worker, a replacing device for replacing the drill bit is arranged in the drilling device, so that the gun body does not need to be replaced by the worker manually, the time is saved, the working efficiency of the worker is increased, different drill bits can be placed in storage equipment, the drilling device can be used in different working environments, a drilling gun can be replaced without one working environment, a telescopic device in the gun body can retract the drill bit when the drilling device does not work, the safety of the rear equipment is protected, and children can be prevented from accidentally injuring the drilling device or being accidentally injured by the worker carelessly.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic overall full-section front view structure diagram of a drilling device with a replaceable drill bit according to the present invention;

FIG. 2 is a cross-sectional view of the rear side of FIG. 1 in accordance with the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;

FIG. 4 is a cross-sectional left side view of the worm gear of FIG. 1 of the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, front and rear directions described below correspond to the front, back, left, right, top and bottom directions of the view direction of fig. 1, fig. 1 is a front view of the apparatus of the present invention, and the directions shown in fig. 1 correspond to the front, back, left, right, top and bottom directions of the apparatus of the present invention.

Referring to fig. 1-4, an embodiment of the present invention is shown: the drilling equipment with the replaceable drill bit comprises a gun body 21, a spring space 29 with a right opening is arranged in the gun body 21, a rotating space 93 is arranged on the right side of the spring space 29, a telescopic space 28 is arranged on the left side of the spring space 29, a movable space 30 with a downward opening is arranged on the lower side of the telescopic space 28, a balance space 33 with an upper opening and a lower opening is arranged on the bottom wall of the movable space 30, a drill replacing space 26 is arranged on the left side of the telescopic space 28, a linkage space 73 is arranged on the rear wall of the drill replacing space 26, a fluted disc space 80 is arranged on the right side of the linkage space 73, an engaging space 90 is arranged on the right side of the fluted disc space 80, a jacking space 87 with a right opening is arranged on the right side of the engaging space 90, a drill bit space 22 with a left opening is arranged on the left wall of the drill replacing space 26, a clamping space 24, the roof of trade brill space 26 is equipped with switch door space 27, the drill bit space 22 diapire is equipped with control space 42, the top surface of rifle body 21 has set firmly drill bit box 65, drill bit passageway 23 the switch door space 27, be equipped with between linkage space 73 and the fluted disc space 80 and be used for changing the change device 101 of drill bit, change device 101 including fixed mounting change motor 71 of wall behind the fluted disc space 80, power connection has fluted disc axle 78 in changing motor 71, fixedly connected with fluted disc 77 on the fluted disc axle 78, the left wall sliding connection of fluted disc space 80 has rack 79, rack 79 with the fluted disc 77 meshing, rack 79 extends left and runs through the left wall of fluted disc space 80 enter into in the linkage space 73 and with the right wall sliding connection of linkage space 73, sliding connection has small-size slider 74 in the switch door space 27, a strong spring 72 is connected between the left side surface of the door opening and closing space 27 and the small slider 74, a rotating pin 92 is connected on the small slider 74 in a rotating manner, a rotating block 75 is fixedly connected on the rotating pin 92, a sliding space 76 is arranged in the rotating block 75, the sliding space 76 is connected with the rack 79 in a sliding manner, a drill changing slider 49 is fixedly connected at the front end of the rack 79, a micro spring 50 is connected between the right side surface of the drill changing slider 49 and the right wall of the drill through pipe 34, a switch slider 94 is fixedly connected on the rotating pin 92, the switch slider 94 is connected with the upper wall and the lower wall of the door opening and closing space 27 in a sliding manner, a drill through pipe 34 is connected in the drill changing space 26 in a sliding manner, a drill passage 23 is arranged in the drill through pipe 34, a drill casing 37 is connected on the left end surface of the drill through pipe 34 in a rotating manner, and the drill changing slider 49 is connected with, the right wall of the clamping space 24 is fixedly provided with a clamping motor 47, a power shaft 95 is in power connection with the clamping motor 47, a driving gear 46 is fixedly connected onto the power shaft 95, a worm gear space 25 with a leftward opening is arranged in the bit shell 37, a worm 45 is rotatably connected onto the left wall of the worm gear space 25, a driven gear 35 is fixedly connected onto the worm 45, the driven gear 35 can be meshed with the driving gear 46, a movable space 66 is arranged in the bit shell 37, a worm wheel 36 is slidably connected between the left wall and the right wall of the movable space 66, the worm wheel 36 is meshed with the worm 45, five sliding grooves 70 which are symmetrically arranged by taking the bit channel 23 as the circle center are arranged in the worm wheel 36, a cylindrical sliding rod 11 is respectively slidably connected into each sliding groove 70, each cylindrical sliding rod 11 is fixedly connected with the bit shell 37, and five rotating shafts 67 which are arranged by taking the bit channel 23 as the circle center are rotatably connected onto the right wall of the movable space 66, every be fixedly connected with friction clamping block 69 on the axis of rotation 67 respectively, every friction clamping block 69 with correspond it has connecting rod 68 to articulate between the worm wheel 36, be equipped with the strorage device 102 that is used for depositing reserve drill bit in the drill bit box 65, rotate the space 93 spring space 29 flexible space 28 meshing space 90 the top move the space 87 with be equipped with the telescoping device 104 that is used for flexible rotary device between the control space 42, be equipped with the rotary device 105 that is used for rotating the drill bit in the drill bit space 22, balanced space 33 remove and be equipped with switching device 103 between the space 30.

In addition, in one embodiment, the storage device 102 includes a moving plate 63 slidably mounted in the bit box 65, a compression spring 64 is connected between the moving plate 63 and the top wall of the bit box 65, when the bit needs to be replaced, the bit box 65 is inserted into the gun body 21, and after the switch slider 94 is opened, the compression spring 64 pushes the moving plate 63 to move downward to push the bit into the bit channel 23.

In addition, in one embodiment, the telescopic device 104 includes a rotating motor 39 fixedly installed on the right wall of the control space 42, a transmission shaft 43 is power-connected to the right side surface of the rotating motor 39, the transmission shaft 43 is slidably connected to the left and right walls of the control space 42, the transmission shaft 43 extends to the right to penetrate through the right wall of the control space 42 into the meshing space 90 and is rotatably connected to the left wall of the meshing space 90, a driving bevel gear 91 is fixedly connected to the transmission shaft 43, a linkage shaft 88 is rotatably connected to the front wall of the meshing space 90, an eccentric wheel 89 and a driven bevel gear 12 are fixedly connected to the linkage shaft 88, the driven bevel gear 12 is meshed with the driving bevel gear 91, a jog slide 85 is slidably connected to the right wall of the meshing space 90, the eccentric wheel 89 abuts against the jog slide 85, and the jog slide 85 extends to the right to penetrate through the right wall of the meshing space 90 into the jog space 87 In and with top move space 87 about wall sliding connection, inching slider 85 with top move between the right wall of space 87 about respectively symmetric connection have slider spring 86, inching slider 85 continues to extend right and runs through top move space 87's right wall enter into rotate in the space 93 and with the right flank sliding connection of rifle body 21, rifle body 21 right side rotates and is connected with rotatory round pin 81, fixedly connected with feeler lever 84 on the rotatory round pin 81, feeler lever 84 with inching slider 85 butt, sliding connection has catch bar 58 in the spring space 29, catch bar 58 with upper and lower symmetric connection has push spring 59 respectively from top to bottom between the left wall of spring space 29, catch bar 58 extends right and runs through the right wall of spring space 29 enter into rotate in the space 93 and with the right flank sliding connection of rifle body 21, catch bar 58 extends left and enters into in flexible space 28 and with the right wall of flexible space 28 A movable clamping block 60 is fixedly connected to the left side of the pushing rod 58, a guide rail clamping block 57 is slidably connected to the movable clamping block 60, a spring rod 20 is slidably connected to the left wall of the telescopic space 28, the spring rod 20 extends leftwards to penetrate through the left wall of the telescopic space 28 to enter the drill replacing space 26 and is slidably connected to the right wall of the drill replacing space 26, the spring rod 20 abuts against the drill through pipe 34, a sliding claw sleeve 61 is rotatably connected to the right side of the spring rod 20, the sliding claw sleeve 61 abuts against the movable clamping block 60, a sleeve rod spring 62 is connected between the sliding claw sleeve 61 and the left wall of the telescopic space 28, and when the telescopic space needs to be stretched, the rotating motor 39 is reversely started, so that the transmission shaft 43 is driven to rotate, so that the driving bevel gear 91 is driven, the driven bevel gear 12, the interlocking shaft 88, and the linkage shaft 28 are driven, The eccentric wheel 89 rotates to cause the eccentric wheel 89 to push the jog slide 85 to move rightward, thereby pushing the contact rod 84, so that the contact rod 84 abuts against the push rod 58 once, so that the jog slide 85 pushes the moving latch 60, so that the rail latch 57 moves rightward out of abutment with the pawl housing 61, so that the pawl housing 61 rotates, so that the rail latch 57 abuts against the pawl housing 61 simultaneously with the moving latch 60 to extend.

In addition, in one embodiment, the rotating device includes a rotating shaft 40 installed on the left side surface of the rotating motor 39, the rotating shaft 40 is rotatably connected to the left and right walls of the drill bit space 22, a rotating gear 41 is fixedly connected to the rotating shaft 40, the rotating gear 41 can be engaged with the drill bit housing 37, when drilling is required, the telescopic device 104 ejects the drill bit out of the gun body 21, so that the rotating gear 41 is engaged with the drill bit housing 37, the rotating motor 39 is started in a forward direction, the rotating shaft 40 is driven to rotate, the rotating gear 41 is driven to rotate, and the drill bit housing 37 is driven to rotate to start drilling.

In addition, in one embodiment, the switch device 103 includes a balance block 54 slidably installed in the balance space 33, equi-force springs 52 are symmetrically connected between the balance block 54 and the left and right walls of the balance space 33, respectively, a trigger block 55 is slidably connected in the moving space 30, a trigger 53 is hinged between the trigger block 55 and the balance block 54, the trigger 53 is slidably connected to the upper and lower walls of the balance space 33, the trigger 53 is slidably connected to the bottom wall of the moving space 30, the trigger 53 extends downward to penetrate through the bottom wall of the balance space 33 and is slidably connected to the bottom surface of the gun body 21, the left side wall of the moving space 30 is connected to the bottom surface of the rotating motor 39 by a forward rotation electric wire pipe 31, the right side wall of the moving space 30 is connected to the bottom surface of the rotating motor 39 by a reverse rotation electric wire pipe 32, wires are arranged in the forward rotation wire pipeline 31 and the reverse rotation wire pipeline 32, a forward rotation touch button 51 and a reverse rotation touch button 56 are fixedly arranged on the left wall and the right wall of the moving space 30 respectively, when a drill bit needs to be replaced, a hand waves the balance block 54 leftwards, so that the touch slide block 55 moves rightwards, the touch slide block 55 is abutted to the reverse rotation touch button 56, the rotating motor 39 is started reversely, when a hole needs to be drilled, the hand waves the balance block 54 rightwards, so that the touch slide block 55 moves leftwards, the touch slide block 55 is abutted to the forward rotation touch button 51, the rotating motor 39 is started positively, and the drill bit shell 37 starts to rotate.

In addition, in one embodiment, the spring force of the strong spring 72 is much greater than that of the micro spring 50, the friction of the friction clamp block 69 is large enough, the stiffness and tensile strength of the connecting rod 68 are sufficient, the stiffness of the worm wheel 36 is sufficient, and the spring force of the compression spring 64 is large enough.

In the initial state, the bit case 37 is located in the bit space 22, the switch slider 94 is located at the leftmost side of the switch door space 27, the drill-changing slider 49 is located at the left side, the rail latch 57 is in a state of abutting against the sliding pawl housing 61, and the bit box 65 is inserted into the gun body 21.

When the drill replacing device starts to work, the replacing motor 71 is started reversely, so that the gear disc shaft 78 and the gear disc 77 are driven to rotate, the gear rack 79 is driven to move rightwards, the drill replacing slide block 49 is driven to move rightwards, the small slide block 74 is driven to move rightwards through the rotating block 75, the switch slide block 94 is driven to move rightwards, so that the moving plate 63 jacks the drill into the drill bit channel 23, the clamping motor 47 is started reversely, so that the power shaft 95, the driving gear 46, the driven gear 35 and the worm 45 are driven to rotate, the worm wheel 36 is driven to rotate reversely, the friction clamping block 69 is opened through the connecting rod 68, the replacing motor 71 is started positively, so that the gear disc shaft 78 and the gear disc 77 are driven to rotate, the gear rack 79 is driven to move leftwards, so that the drill replacing slide block 49 moves leftwards, the lower side of the rotating block 75 swings left, thereby driving the small slider 74 to move leftwards through the rotating block 75, driving the switch slider 94 to move leftwards to close the door, driving the drill bit to move leftwards through the movement of the drill-changing slider 49, and driving the clamping motor 47 to move forward, thereby driving the power shaft 95, the driving gear 46, the driven gear 35 and the worm 45 to rotate, thereby rotating the worm wheel 36 forward, thereby closing the friction clamping block 69 through the connecting rod 68, clamping the drill bit, waving the balance weight 54 leftwards by hand, thereby moving the touch slider 55 rightwards, causing the touch slider 55 to abut against the reverse touch button 56, thereby reversely starting the rotating motor 39, thereby driving the transmission shaft 43 to rotate, thereby driving the driving bevel gear 91 to rotate, thereby driving the driven bevel gear 12, the interlocking shaft 88 and the eccentric 89 to rotate, thereby causing the eccentric 89 to abut against the touch slider 85 rightwards, thereby abutting against the touch rod 84, and causing the touch rod 84 to, therefore, the inching slide block 85 pushes against the moving clamping block 60, so that the guide rail clamping block 57 moves rightwards and is separated from the butt joint with the sliding claw sleeve 61, the sliding claw sleeve 61 rotates, the guide rail clamping block 57 and the moving clamping block 60 simultaneously abut against the sliding claw sleeve 61 to extend, the rotating gear 41 is meshed with the drill bit shell 37, the balance weight 54 is fluctuated rightwards by hand, the touch slide block 55 moves leftwards, the touch slide block 55 abuts against the forward touch button 51, the rotating motor 39 is started in the forward direction, the rotating shaft 40 is driven to rotate, the rotating gear 41 is driven to rotate, and the drill bit shell 37 is driven to rotate to start drilling.

The invention has the beneficial effects that: the invention relates to a drilling device with a replaceable drill bit, wherein a gun body in the design is small and portable, and can be carried by a worker, a replacing device for replacing the drill bit is arranged in the drilling device, so that the gun body does not need to be replaced by the worker manually, the time is saved, the working efficiency of the worker is increased, different drill bits can be placed in storage equipment, the drilling device can be used in different working environments, a drilling gun can be replaced without one working environment, a telescopic device in the gun body can retract the drill bit when the drilling device does not work, the safety of the rear equipment is protected, and children can be prevented from accidentally injuring the drilling device or being accidentally injured by the worker carelessly.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a drilling equipment of interchangeable drill bit, includes the rifle body, its characterized in that: a spring space with a rightward opening is arranged in the gun body, a rotating space is arranged on the right side of the spring space, a telescopic space is arranged on the left side of the spring space, a moving space with a downward opening is arranged on the lower side of the telescopic space, a balance space with an upper opening and a lower opening is arranged on the bottom wall of the moving space, a drill changing space is arranged on the left side of the telescopic space, a linkage space is arranged on the rear wall of the drill changing space, a fluted disc space is arranged on the right side of the linkage space, a meshing space is arranged on the right side of the fluted disc space, a jacking space with a rightward opening is arranged on the right side of the meshing space, a drill bit space with a leftward opening is arranged on the left wall of the drill changing space, a clamping space with a leftward opening is arranged on the right wall of the drill bit space, a door opening and closing space is arranged on the top wall, the drill bit channel, the switch door space, the linkage space and the fluted disc space are provided with a replacing device for replacing a drill bit, the replacing device comprises a replacing motor fixedly arranged on the rear wall of the fluted disc space, a fluted disc shaft is dynamically connected in the replacing motor, a fluted disc is fixedly connected on the fluted disc shaft, a rack is slidably connected on the left wall of the fluted disc space, the rack is meshed with the fluted disc, the rack extends leftwards to penetrate through the left wall of the fluted disc space, enters the linkage space and is slidably connected with the right wall of the linkage space, a small sliding block is slidably connected in the switch door space, a strong spring is connected between the left side surface of the switch door space and the small sliding block, a rotating pin is rotatably connected on the small sliding block, a rotating block is fixedly connected on the rotating pin, and a sliding space is arranged in the rotating block, the sliding space is connected with the rack in a sliding manner, the front end of the rack is fixedly connected with a drill replacing sliding block, a micro spring is connected between the right side surface of the drill replacing sliding block and the right wall of a drill through pipe, a switch sliding block is fixedly connected on the rotating pin and is connected with the upper wall and the lower wall of the switch door space in a sliding manner, the drill through pipe is connected in the drill replacing space in a sliding manner, a drill channel is arranged in the drill through pipe, the left end surface of the drill through pipe is connected with a drill shell in a rotating manner, the drill replacing sliding block is connected with the upper wall and the lower wall of the drill channel in a sliding manner, the right wall of the clamping space is fixedly provided with a clamping motor, a power shaft is connected in the clamping motor in a power mode, a driving gear is fixedly connected on the power shaft, a worm gear space with a left opening is, fixedly connected with driven gear on the worm, driven gear can with the driving gear meshing, be equipped with the activity space in the drill bit shell, sliding connection has the worm wheel between the left and right wall in activity space, the worm wheel with the worm meshing, be equipped with five sliding trays that use drill bit passageway as centre of a circle symmetry and set up in the worm wheel, every there is the cylinder slide bar in the sliding tray respectively sliding connection, every the cylinder slide bar with fixed connection between the drill bit shell, the right wall in activity space rotates and is connected with five axis of rotation that use drill bit passageway to set up as the centre of a circle, every fixedly connected with friction clamp piece respectively in the axis of rotation, every friction clamp piece with correspond it has the connecting rod to articulate between the worm wheel, be equipped with the strorage device that is used for depositing reserve drill bit in the drill bit box, rotate the space spring space, The drill bit is characterized in that a telescopic device used for a telescopic rotating device is arranged between the telescopic space, the meshing space, the jacking space and the control space, a rotating device used for rotating the drill bit is arranged in the drill bit space, and a switch device is arranged between the balance space and the moving space.

2. Drilling apparatus with a replaceable drill bit according to claim 1, wherein: the storage device comprises a moving plate which is slidably mounted in the drill box, and a compression spring is connected between the moving plate and the top wall of the drill box.

3. Drilling apparatus with a replaceable drill bit according to claim 1, wherein: the telescopic device comprises a rotating motor fixedly installed on the right wall of the control space, the right side surface of the rotating motor is in power connection with a transmission shaft, the transmission shaft is in sliding connection with the left wall and the right wall of the control space, the transmission shaft extends rightwards to penetrate through the right wall of the control space to enter the meshing space and is in rotating connection with the left wall of the meshing space, a driving bevel gear is fixedly connected onto the transmission shaft, the front wall of the meshing space is in rotating connection with a linkage shaft, an eccentric wheel and a driven bevel gear are fixedly connected onto the linkage shaft, the driven bevel gear is meshed with the driving bevel gear, a inching sliding block is connected onto the right wall of the meshing space in sliding connection with the right wall of the inching space, the eccentric wheel is abutted against the inching sliding block, the inching sliding block extends rightwards to penetrate through the right wall of the meshing space to enter the jacking space and, the upper part and the lower part of the right wall of the jogging sliding block and the jacking space are respectively and symmetrically connected with a sliding block spring, the jogging sliding block extends rightwards continuously to penetrate through the right wall of the jacking space to enter the rotating space and is in sliding connection with the right side surface of the gun body, the right side of the gun body is rotationally connected with a rotating pin, a contact rod is fixedly connected onto the rotating pin and is abutted against the jogging sliding block, a push rod is connected in the spring space in a sliding manner, pushing springs are respectively and symmetrically connected between the push rod and the left wall of the spring space from top to bottom, the push rod extends rightwards to penetrate through the right wall of the spring space to enter the rotating space and is in sliding connection with the right side surface of the gun body, the push rod extends leftwards to enter the telescopic space and is in sliding connection with the right wall of the telescopic space, and a moving clamping block is fixedly connected on the left side of the, sliding connection has the guide rail fixture block in the removal fixture block, the left wall sliding connection in flexible space has the spring beam, the spring beam extends to run through left the left wall in flexible space enters into in the trade brill space and with trade the right wall sliding connection in brill space, the spring beam with the drill bit siphunculus butt, the right side of spring beam is rotated and is connected with the sliding jaw cover, the sliding jaw cover with remove the fixture block butt, the sliding jaw cover with be connected with the loop bar spring between the left wall in flexible space.

4. A drill apparatus with a replaceable drill bit according to claim 3, wherein: the rotary device comprises a rotary shaft which is arranged on the left side surface of the rotary motor in a power-driven mode, the rotary shaft is rotatably connected with the left wall and the right wall of the drill bit space, and a rotary gear is fixedly connected to the rotary shaft and can be meshed with the drill bit shell.

5. A drill apparatus with a replaceable drill bit according to claim 3, wherein: the switching device comprises a balance block which is slidably arranged in the balance space, isodynamic springs are respectively and symmetrically connected between the balance block and the left wall and the right wall of the balance space, a touch slide block is slidably connected in the moving space, a trigger is hinged between the touch slide block and the balance block and is slidably connected with the upper wall and the lower wall of the balance space, the trigger is slidably connected with the bottom wall of the moving space, the trigger extends downwards to penetrate through the bottom wall of the balance space and is slidably connected with the bottom surface of the gun body, the left wall of the moving space and the bottom surface of the rotating motor are connected with a forward rotation electric wire pipeline, the right wall of the moving space and the bottom surface of the rotating motor are connected with a reverse rotation electric wire pipeline, electric wires are arranged in the forward rotation electric wire pipeline and the reverse rotation electric wire pipeline, and forward rotation touch torque and forward rotation electric wire are respectively and fixedly arranged, The touch torque is reversed.