CN110681885A - Section steel processing drilling machine - Google Patents
Section steel processing drilling machine Download PDFInfo
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- CN110681885A CN110681885A CN201910968172.0A CN201910968172A CN110681885A CN 110681885 A CN110681885 A CN 110681885A CN 201910968172 A CN201910968172 A CN 201910968172A CN 110681885 A CN110681885 A CN 110681885A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B39/00—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
- B23B39/14—General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines with special provision to enable the machine or the drilling or boring head to be moved into any desired position, e.g. with respect to immovable work
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/26—Fluid-pressure drives
Abstract
The invention discloses a section steel processing and drilling machine, which relates to the technical field of drilling processing and comprises a punching device and a clamping device, wherein the punching device comprises a rack and an adjusting plate, a square rod is fixedly arranged on the upper end surface of the rack, an angle scale with a fan-shaped structure is arranged at one end of the square rod, an angle mark is arranged on the upper end surface of the angle scale, a rotating plate is hinged to the upper end surface of one end of the square rod, a bidirectional screw rod is fixed on the lower end surface of the rotating plate, and a sliding groove is formed in the upper end surface of the rotating plate. According to the invention, the side surface of the square rod is provided with the horizontal sliding groove, the side surface of the adjusting plate is provided with the vertical sliding groove, the two sliding grooves are connected through the sliding block, the adjusting plate is provided with the clamping device, the clamping device freely moves in the horizontal and vertical directions along with the adjusting plate, and then the clamping device is fixed through the fixing plate, so that the drilling machine can accurately drill different positions of a section.
Description
Technical Field
The invention relates to the technical field of section steel processing, in particular to a section steel processing drilling machine.
Background
The drilling machine is a general name of machinery and equipment which utilizes tools harder and sharper than a target object to leave a cylindrical hole or a hole on the target object in a rotary cutting or rotary extrusion mode, and is also called as a drilling machine, a punching machine, a through hole machine and the like.
Currently, a drilling mechanism disclosed in patent No. CN201721729173.2, including the drilling mechanism seat, the upper portion of the drilling mechanism seat is equipped with the drilling mechanism seat riser whose end surface faces right, the drilling mechanism mounting panel is installed on the right side of the drilling mechanism seat riser, the drilling mechanism mounting panel is perpendicular to the drilling mechanism seat riser and extends along a vertical plane, the drilling slide guide rail along vertical extension is installed on the lower portion of the front end surface of the drilling mechanism mounting panel, the drilling slide guide rail is connected with the drilling slide through the slider, the drilling slide upper portion is hinged with the connecting rod, the upper end of the connecting rod is hinged on the circumference of the eccentric wheel, the eccentric wheel is fixedly installed at the output end of the drilling servo motor, the drilling servo motor is fixedly installed on the upper portion of the drilling mechanism mounting panel, the electric spindle along vertical extension is installed on the lower portion of the front end surface of. The invention description has the following beneficial effects: the drilling mechanism can independently perform accurate drilling operation, and has a compact structure and small occupied space.
The drilling machine described in the above still has some technical defects in practical use, and the specific technical defects are as follows:
when the existing drilling machine punches, the clamping device clamps and fixes a section bar, the working position between the clamping device and the punching drill is relatively fixed and difficult to adjust randomly, and the punching drill is difficult to punch holes at any position on the surface of the section bar.
And secondly, when the drilling machine punches the section bar, the position between the drilling machine and the section bar is in a vertical state, and inclined holes with different angles are difficult to be punched on the surface of the section bar.
Disclosure of Invention
The invention aims to provide a section steel processing and drilling machine, which solves the problems that when an existing drilling machine is used for drilling, a clamping device clamps and fixes a section, the working position between the clamping device and a punching drill is relatively fixed and is difficult to adjust randomly, so that the punching drill is difficult to drill any position on the surface of the section, and the existing drilling machine is difficult to drill inclined holes with different angles on the surface of the section because the position between the drilling machine and the section is vertical when the section is drilled by the existing drilling machine.
The technical problem to be solved by the invention is realized by adopting the following technical scheme: a section steel processing drilling machine comprises a punching device and a clamping device, wherein the punching device comprises a frame and an adjusting plate, a square rod is fixedly arranged on the upper end surface of the machine frame, one end of the square rod is provided with a fan-shaped angle scale, the upper end surface of the angle scale is provided with an angle mark, the upper end surface of one end of the square rod is hinged with a rotating plate, the lower end surface of the rotating plate is fixed with a bidirectional screw rod, the upper end surface of the rotating plate is provided with a sliding chute, a hydraulic cylinder is fixed on the upper end surface of the rotating plate and positioned at the left side of the sliding chute, a piston rod extends out of the right end of the hydraulic cylinder, a sliding base is fixedly connected with the right end of the piston rod, the bottom of the sliding base is provided with a boss which is embedded in a sliding groove on the upper end face of the square rod, the upper end face of the sliding base is fixedly provided with a motor, and the output end of the motor is fixedly provided with a punching drill;
the spout that has the horizontal direction is seted up to the side of the square pole other end, the side-mounting of the square pole other end has a plurality of equidistant two-way screw rod two that distribute, and is a plurality of two-way screw rod two is located the below of spout, every two-way screw rod two's other end fixedly connected with fixed plate, the spout embedding of the other end side of square pole has the slider, the spout of vertical direction is seted up to the rear end side of regulating plate, the other end of slider passes through the embedding of sliding fit mode in the spout of regulating plate, the preceding side of regulating plate has clamping device through the bolt fastening.
Further, punch the section bar of different models, for the convenience of adjusting conversion clamping device one and clamping device two, clamping device includes the rotating turret, set up the round hole that link up in the middle of the rotating turret, the round hole of rotating turret passes through bolted connection in the front end side of regulating plate.
Further, in order to facilitate the realization of clamping different model profiles, the clamping device comprises a rotating frame, the outer wall of the rotating frame is provided with four supporting rods, the four supporting rods are distributed in a cross shape, one end of one supporting rod is fixedly connected with a first clamping device, one end of the other supporting rod is fixedly connected with a second clamping device, and the other two supporting rods are arranged to be poking rods.
Further, in order to facilitate clamping of the O-shaped section bar, the L-shaped section bar and other section bars, the first clamping device comprises a three-jaw chuck and a first driving rod, one end of the first driving rod is fixed at the right end of the three-jaw chuck through a bearing, the first driving rod penetrates through a bevel gear fixedly connected with the bearing and the three-jaw chuck, the other end of the first driving rod is fixedly connected with a first rotating disc, three clamping jaws of the three-jaw chuck stretch out of the left end face of the three-jaw chuck, and the stretching length of the three clamping jaws is equal to the width of the section bar.
Furthermore, in order to facilitate the clamping of H-shaped and U-shaped profiles and the like, the two clamping devices comprise sleeve rods, cylindrical cavities are formed in the sleeve rods, circular holes are formed in the two ends of each sleeve rod and communicated with the cylindrical cavities, linkage rod bearings are symmetrically arranged at the two ends of each cylindrical cavity of each sleeve rod, the outer ring of each linkage rod bearing is fixed on the inner wall of each sleeve rod, a linkage rod is fixed on the inner ring of each linkage rod bearing, a bevel gear is arranged at one end of each linkage rod, the two bevel gears are meshed with a third bevel gear, the third bevel gear is arranged at one end of a second driving rod, the second driving rod penetrates through the inner wall of the cylindrical cavity and extends out of the sleeve rods, a second rotating disc is fixedly arranged at the other end of the second driving rod, a telescopic rod is connected to the other end of each linkage rod through threads, and each telescopic rod extends out of the sleeve rods through the circular holes, and one end of each telescopic rod outside the loop bar is fixedly connected with a clamping plate.
Further, in order to improve the stability of the whole device, a chassis is arranged at the lower end of the rack, the chassis is disc-shaped, and reinforcing ribs are arranged at the joint of the chassis and the rack.
Further, in order to increase the friction force between the fixing plate and the adjusting plate and improve the stability of the clamping device, the side face of the front end of the fixing plate is provided with a rubber block matched with the fixing plate.
Furthermore, in order to resist the axial force generated when the linkage rod bearing rotates and facilitate the stable rotation of the linkage rod bearing, the linkage rod bearing is set as a cylindrical roller bearing.
Compared with the prior art, the invention at least comprises the following beneficial effects:
according to the invention, the side surface of the square rod is provided with the horizontal sliding groove, the side surface of the adjusting plate is provided with the vertical sliding groove, the two sliding grooves are connected through the sliding block, the adjusting plate is provided with the clamping device, the clamping device freely moves in the horizontal and vertical directions along with the adjusting plate, and then the clamping device is fixed through the fixing plate, so that the drilling machine can accurately drill different positions of a section.
And secondly, a punching drill is arranged at the upper end of the rotating plate, one end of the rotating plate is hinged on the square rod, the punching drill rotates around the section bar through the rotating plate, then the rotating plate is fixed at the upper end of an angle scale by a two-way screw rod II, and the upper end surface of the angle scale is provided with an accurate angle value so as to punch inclined holes with different angles on the surface of the section bar.
The upper end face of the rotating plate is provided with the sliding groove, the sliding base is connected with the rotating plate in a sliding mode, and the piston rod pushes the sliding base to move so as to drive the motor to move, so that the punching drill can move forwards and backwards while drilling, and automatic feeding and automatic retracting are achieved.
And a fixing plate is fixed at one end of the two-way screw rod II, and the fixing plate is contacted with the adjusting plate to fix the adjusting plate by adjusting the two-way screw rod II, so that the contact area is increased, and the fixing firmness of the adjusting plate is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic overall structure diagram of a multi-section drilling machine according to the present invention;
FIG. 2 is a first schematic structural diagram of a punching apparatus according to the present invention;
FIG. 3 is a second schematic structural view of a punching apparatus according to the present invention;
FIG. 4 is a schematic structural view of a clamping device according to the present invention;
FIG. 5 is a top view of the fixed plate and the adjustment plate after the slider has been removed in accordance with the present invention;
FIG. 6 is a schematic cross-sectional view of the second clamping device with the second rotating disc removed;
in the figure: 1. the punching device comprises a punching device body 101, a hydraulic cylinder 102, a motor 103, a punching drill 104, an adjusting plate 105, a sliding block 106, a square rod 107, a rack 108, a chassis 109, a rotating plate 110, a sliding base 111, a first bidirectional screw 112, an angle scale 113, a fixing plate 114, a second bidirectional screw 115, a rubber block 2, a clamping device 201, a first clamping device 2011, a first rotating disc 2012, a first driving rod 2013, a three-jaw chuck 202, a second clamping device 2021, a clamping block 2022, a telescopic rod 2023, a sleeve rod 2024, a second driving rod 2025, a second rotating disc 2026, a linkage rod bearing 2027, a linkage rod 203 and a rotating frame.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
It will be understood that when an element is referred to as being "secured to" another element, it can be on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for illustrative purposes only and do not represent the only embodiments.
Referring to fig. 1-6, a section bar steel processing and drilling machine is composed of a punching device 1 and a clamping device 2, wherein the punching device 1 includes a frame 107 and an adjusting plate 104, a square rod 106 is fixedly installed on an upper end surface of the frame 107, an angle scale 112 with a sector structure is arranged at one end of the square rod 106, an angle mark is arranged on an upper end surface of the angle scale 112, a rotating plate 109 is hinged to an upper end surface of one end of the square rod 106, the rotating plate 109 can freely rotate on the upper end of the square rod 106, a bidirectional screw 111 is fixed on a lower end surface of the rotating plate 109, a lower end surface of the bidirectional screw 111 is rough, friction force between the bidirectional screw 111 and the angle scale 112 is increased, after the rotating angle of the rotating plate 109 is adjusted, the bidirectional screw 111 is adjusted to enable the lower end of the bidirectional screw 111 to tightly press the angle scale 112 to fix the rotating plate 109, a chute is arranged on the upper end surface of the rotating plate 109, the upper end face of rotor plate 109 and the left side that is located the spout are fixed with pneumatic cylinder 101, the right-hand member of pneumatic cylinder 101 stretches out there is the piston rod, the right-hand member fixedly connected with sliding base 110 of piston rod, sliding base 110 bottom is provided with the boss, the boss embedding is in the spout of square pole 106 upper end face, can drive sliding base 110 through the flexible of piston rod and slide on rotor plate 109 upper end spout, sliding base 110 upper end face is fixed with motor 102, the output of motor 102 is fixed with the brill 103 that punches a hole, the brill 103 can be followed sliding base 110 and be advanced and the back-off motion when rotating.
According to the invention, the sliding groove is formed in the upper end surface of the rotating plate 109, the sliding base 110 is in sliding connection with the rotating plate 109, and the piston rod pushes the sliding base 110 to move so as to drive the motor 102 to move, so that the punching drill 103 can move forward and backward while drilling, and automatic feeding and automatic retracting are realized.
The side of the square pole 106 other end is seted up the spout that has the horizontal direction, the side-mounting of the square pole 106 other end has a plurality of equidistant two-way screw rods 114, a plurality of two-way screw rods 114 are located the below of spout, the other end fixedly connected with fixed plate 113 of every two-way screw rod 114, can advance through adjusting two 114 drive fixed plate 114 and fix regulating plate 104, the spout embedding of the other end side of square pole 106 has slider 105, the spout of vertical direction is seted up to the rear end terminal surface of regulating plate 104, the other end of slider 105 passes through the sliding fit mode embedding in the spout of regulating plate 104, regulating plate 104 can be the motion of level and vertical direction through slider 105, the preceding side of regulating plate 104 has clamping device 2 through the bolt fastening can follow regulating plate 104 and do level and vertical motion.
According to the invention, a horizontal sliding groove is formed in the side surface of the square rod 106, a vertical sliding groove is formed in the side surface of the adjusting plate 104, the two sliding grooves are connected through the sliding block 105, the clamping device 2 is installed on the adjusting plate 104, the adjusting plate 104 can freely move in the horizontal direction and the vertical direction through the clamping device 2, and then the adjusting plate is fixed through the fixing plate 113, so that the drilling machine can accurately drill holes at different positions of the section bar.
According to the invention, the upper end of the rotating plate 109 is provided with the punching drill 103, one end of the rotating plate 109 is hinged on the square rod 106, the punching drill 103 rotates around the section bar through the rotating plate 109, then the rotating plate 109 is fixed at the upper end of the angle scale 112 through the two-way screw rod II 114, the upper end face of the angle scale 112 is provided with an accurate angle value, and inclined holes with different angles can be punched on the surface of the section bar.
According to the invention, the fixing plate 113 is fixed at one end of the two-way screw 114, and the adjusting plate 104 is fixed by adjusting the two-way screw 114 to enable the fixing plate 113 to be in contact with the adjusting plate 104, so that the contact area is increased, and the fixing firmness of the adjusting plate 104 is improved.
The clamping device 2 comprises a rotating frame 203, a through round hole is formed in the middle of the rotating frame 203, and the round hole of the rotating frame 203 is connected to the front end side face of the adjusting plate 104 through a bolt.
When the section bars of different models are punched, the rotating frame 203 is rotated through loosening and fastening bolts, so that the first clamping device 201 and the second clamping device 202 can be conveniently adjusted and converted.
The clamping device 2 comprises a rotating frame 203, four supporting rods are arranged on the outer wall of the rotating frame 203 and distributed in a cross shape, one end of one supporting rod is fixedly connected with a clamping device I201, one end of the other supporting rod is fixedly connected with a clamping device II 202, and the rest two supporting rods are arranged to be poke rods.
The first clamping device 201 and the second clamping device 202 can clamp various profiles of different models, and the rotating frame 203 can be rotated to convert the clamping device 2 conveniently by rotating the poke rod.
The first clamping device 201 comprises a three-jaw chuck 2013 and a first driving rod 2012, one end of the first driving rod 2012 is fixed at the right end of the three-jaw chuck 2013 through a bearing, the first driving rod 2012 penetrates through the bearing to be fixedly connected with a bevel gear of the three-jaw chuck 2013, the bevel gear is driven to rotate through rotation of the first driving rod 201, the other end of the first driving rod 2012 is fixedly connected with a first rotating disc 2011, three jaws of the three-jaw chuck 2013 extend out of the left end face of the three-jaw chuck 2013, and the extending lengths of the three jaws are equal to the width of the profile.
When O-shaped and L-shaped profiles are clamped, the profiles are perpendicular to the three clamping jaws of the three-jaw chuck 2013 and penetrate through the three clamping jaws, and the profiles can be clamped conveniently.
The second clamping device 202 comprises a loop bar 2023, a cylindrical cavity is formed inside the loop bar 2023, circular holes are formed in two ends of the loop bar 2023 and communicated with the cylindrical cavity, linkage bar bearings 2026 are symmetrically arranged at two ends of the cylindrical cavity of the loop bar 2023, an outer ring of each linkage bar bearing 2026 is fixed on an inner wall of the loop bar 2023, a linkage bar 2027 is fixed on an inner ring of each linkage bar bearing 2026, a bevel gear is arranged at one end of each linkage bar 2027, the two bevel gears are engaged with a third bevel gear, the third bevel gear is arranged at one end of a second driving bar 2024, the second driving bar 2024 penetrates through the inner wall of the cylindrical cavity and extends out of the loop bar 2023, a second rotating disc 2025 is fixedly installed at the other end of the second driving bar 2024, an expansion link 2022 is connected to the other end of each linkage bar 2027 through a thread, each expansion link 2022 extends out of the loop bar 2023 through the circular hole, and a clamping plate 2021 is fixedly connected.
When H-shaped and U-shaped profiles and the like are clamped, the rotating disc II 2025 is rotated to drive the clamping plates 2021 to move, so that the clamping plates 2021 at two ends are fastened on the inner walls at two ends of the profiles, and the profiles can be clamped conveniently.
The frame 107 lower extreme is provided with chassis 108, and chassis 108 is discoid, has improved the stability of device, and chassis 108 and frame 107 junction are provided with the strengthening rib, have increased the fastness of being connected between frame 107 and the chassis 108.
The rubber block 115 matched with the fixing plate 113 is installed on the front end side face of the fixing plate 113, so that the friction force between the fixing plate 113 and the adjusting plate 104 is increased, and the stability of the clamping device 2 is improved.
In order to resist the axial force generated when the linkage rod bearing 2026 rotates, the linkage rod bearing 2026 is configured as a cylindrical roller bearing, which facilitates the stable rotation of the linkage rod bearing 2026.
The working principle is as follows: when the multi-profile drilling machine is used, firstly, profiles are fixed on the clamping device 2, the rotating frame 203 is rotated to the angle that the punching drill 103 aligns with the profile punching hole through holding the poking rod by hand, the profiles are fastened by bolts, secondly, the adjusting plate 104 is moved to the position that the punching seat 103 aligns with the profile punching hole in the horizontal and vertical directions, the adjusting plate 104 is fixed by the adjusting fixing plate 113, then, the rotating plate 109 is rotated to a proper angle, the rotating plate 109 is fixed by the adjusting bidirectional screw rod I111, the sliding base 110 is pushed to do linear motion through the movement of the piston rod of the hydraulic cylinder 101, the sliding base 110 horizontally moves to drive the motor 102 to do linear motion, finally, the motor 102 rotates to drive the punching drill 103 to rotate, and the punching drill can be used for drilling the surfaces of the.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a section bar shaped steel processing drilling machine comprises punching device (1) and clamping device (2), and wherein, punching device (1) includes frame (107) and regulating plate (104), its characterized in that: the upper end face of the rack (107) is fixedly provided with a square rod (106), the lower end face of one end of the square rod (106) is provided with an angle scale (112) with a fan-shaped structure, the upper end face of the angle scale (112) is provided with an angle mark, the upper end face of one end of the square rod (106) is rotatably connected with a rotating plate (109), the lower end face of the rotating plate (109) is fixedly provided with a two-way screw (111), the upper end face of the rotating plate (109) is provided with a sliding groove, the upper end face of the rotating plate (109) is positioned at the left side of the sliding groove and is fixedly provided with a hydraulic cylinder (101), the right end of the hydraulic cylinder (101) extends out to form a piston rod, the right end of the piston rod is fixedly connected with a sliding base (110), the bottom of the sliding base (110) is provided with a boss which is embedded in the sliding groove of the upper end face of the, a punching drill (103) is fixed at the output end of the motor (102);
a sliding groove in the horizontal direction is formed in the side face of the other end of the square rod (106), a plurality of two-way screw rods (114) which are distributed at equal intervals are mounted on the side face of the other end of the square rod (106), the two-way screw rods (114) are located below the sliding groove, a fixing plate (113) is fixedly connected to the other end of each two-way screw rod (114), a sliding block (105) is embedded into the sliding groove in the side face of the other end of the square rod (106), a sliding groove in the vertical direction is formed in the side face of the rear end of the adjusting plate (104), and the other end of the sliding block (105) is embedded into the sliding groove of the adjusting plate (104) in;
the front side end of the adjusting plate (104) is fixed with a clamping device (2) through a bolt.
2. The profile section steel processing drilling machine of claim 1, wherein: clamping device (2) include rotating turret (203), set up the round hole that link up in the middle of rotating turret (203), the round hole of rotating turret (203) passes through bolted connection in the front end side of regulating plate (104).
3. The profile section steel processing drilling machine of claim 1, wherein: the outer wall of the rotating frame (203) of the clamping device (2) is provided with four supporting rods, the four supporting rods are distributed in a cross shape, one end of one supporting rod is fixedly connected with a first clamping device (201), one end of the other supporting rod is fixedly connected with a second clamping device (202), and the rest two supporting rods are set as poke rods.
4. A section bar machining drilling machine according to claim 3, characterized in that: the clamping device I (201) comprises a three-jaw chuck (2013) and a driving rod I (2012), one end of the driving rod I (2012) is fixed at the right end of the three-jaw chuck (2013) through a bearing, the driving rod I (2012) penetrates through the bearing to be fixedly connected with a bevel gear of the three-jaw chuck (2013), and the other end of the driving rod I (2012) is fixedly connected with a rotating disc I (2011);
three jaws of the three-jaw chuck (2013) extend out of the left end face of the three-jaw chuck (2013), and the extending lengths of the three jaws are equal to the width of the clamped profile.
5. A section bar machining drilling machine according to claim 3, characterized in that: the second clamping device (202) comprises a sleeve rod (2023), a cylindrical cavity is formed in the sleeve rod (2023), round holes are formed in two ends of the sleeve rod (2023), the round holes are communicated with the cylindrical cavity, linkage rod bearings (2026) are symmetrically arranged at two ends of the cylindrical cavity of the sleeve rod (2023), an outer ring of each linkage rod bearing (2026) is fixed on the inner wall of the sleeve rod (2023), a linkage rod (2027) is fixed on an inner ring of each linkage rod bearing (2026), one end of each linkage rod (2027) is provided with a bevel gear, the two bevel gears are meshed with a third bevel gear, the third bevel gear is arranged at one end of a second driving rod (2024), the second driving rod (2024) penetrates through the inner wall of the cylindrical cavity to extend out of the sleeve rod (2023), a second rotating disc (2025) is fixedly arranged at the other end of the second driving rod (2024), and the other end of each linkage rod (2027) is connected with a telescopic rod (2022) through a thread, each telescopic rod (2022) extends out of the loop bar (2023) through a round hole, and one end of each telescopic rod (2022) outside the loop bar is fixedly connected with a clamping plate (2021).
6. The profile section steel processing drilling machine of claim 1, wherein: the improved structure is characterized in that a chassis (108) is arranged at the lower end of the rack (107), the chassis (108) is disc-shaped, and reinforcing ribs are arranged at the joint of the chassis (108) and the rack (107).
7. The profile section steel processing drilling machine of claim 1, wherein: the front end side surface of the fixed plate (113) is provided with a rubber block (115) matched with the fixed plate.
8. A section steel processing drilling machine according to claim 5, characterized in that: the said connecting rod bearing (2026) is set up as the cylindrical roller bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910968172.0A CN110681885B (en) | 2019-10-12 | 2019-10-12 | Section steel processing drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910968172.0A CN110681885B (en) | 2019-10-12 | 2019-10-12 | Section steel processing drilling machine |
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| CN110681885A true CN110681885A (en) | 2020-01-14 |
| CN110681885B CN110681885B (en) | 2020-11-17 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111975033A (en) * | 2020-07-22 | 2020-11-24 | 杭州华龙纺织机械有限公司 | Automatic drilling mechanism |
| CN112894009A (en) * | 2021-01-06 | 2021-06-04 | 浙江安防职业技术学院 | Light-duty engraver of maintenance of being convenient for with angle modulation structure |
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| CN112894009A (en) * | 2021-01-06 | 2021-06-04 | 浙江安防职业技术学院 | Light-duty engraver of maintenance of being convenient for with angle modulation structure |
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| CN110681885B (en) | 2020-11-17 |
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