CN113601285A - Circular grinding machine for manufacturing blank bar by woodworking drill bit - Google Patents
Circular grinding machine for manufacturing blank bar by woodworking drill bit Download PDFInfo
- Publication number
- CN113601285A CN113601285A CN202111174661.2A CN202111174661A CN113601285A CN 113601285 A CN113601285 A CN 113601285A CN 202111174661 A CN202111174661 A CN 202111174661A CN 113601285 A CN113601285 A CN 113601285A
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- Prior art keywords
- grinding
- drill bit
- blank bar
- side wall
- bar
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/02—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work
- B24B5/04—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor involving centres or chucks for holding work for grinding cylindrical surfaces externally
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/02—Bench grinders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/02—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables
- B24B47/08—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables by mechanical gearing combined with fluid systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention relates to the field of drill bit manufacturing, in particular to a round grinding machine for manufacturing blank bars by a woodworking drill bit. The V-shaped clamping frame can clamp and fix two ends of the drill bit blank bar, the two ends of the drill bit blank bar are coaxial, the uniformity of the grinding effect is improved, the grinding mode combining dry grinding and wet grinding is adopted to grind the surface of the drill bit blank bar, the phenomenon that a large amount of dust and waste scraps are generated in the grinding process can be avoided, the environment of a workbench is improved, meanwhile, the hairbrush and the wet sponge layer arranged on the annular belt can timely brush down the grinding scraps and collect the grinding scraps through the waste scrap collecting frame, the condition that the grinding scraps are adhered to the surface of the drill bit blank bar to influence the grinding effect is avoided, the surface of the drill bit blank bar can be moistened and cooled, and grinding marks on the surface of the drill bit blank bar are reduced.
Description
Technical Field
The invention relates to the field of drill bit manufacturing, in particular to a round grinding machine for manufacturing blank bars by a woodworking drill bit.
Background
The woodworking drill bit is an important tool for woodworker to drill holes, and is generally made of a drill bit blank bar material, and after the drill bit blank bar material is selected, the surface of the drill bit blank bar material needs to be polished, so that the outer surface of the blank bar material is rapidly polished to be within a specified tolerance, and time and cost are saved. Grinding is one of surface modification technologies, generally refers to a processing method for changing the physical properties of the surface of a material by friction with the aid of a rough object, and mainly aims to obtain specific surface roughness or enable a bar stock to quickly reach a specified tolerance.
The existing coping modes mainly comprise three types: 1. dry grinding, i.e. grinding by using sand paper, is suitable for hard and brittle materials, and has the defect that a large amount of dust is easily generated; 2. wet grinding, namely grinding by using waterproof abrasive paper dipped with water, not only can reduce grinding marks and improve the surface smoothness of the bar, but also saves time and labor, and has the defect that the method is not suitable for materials with strong water absorption; 3. mechanical grinding, namely grinding the surface of the bar by utilizing various grinding devices, can improve grinding efficiency.
The invention patent No. 2017115010917 discloses a metal bar polishing device, which can polish metal bars, and comprises a metal bar clamping device, a metal bar fixing frame, a left polishing machine and a right polishing machine, wherein the metal bar polishing device can polish the surfaces of the metal bars with different lengths, can adjust the degree of polishing as required, and has high polishing efficiency.
However, the above patents suffer from the following problems during the coping process: a. only one end of the metal bar is clamped and fixed, and the coaxiality of the two ends of the metal bar cannot be ensured during grinding, so that the grinding uniformity cannot be ensured, and the grinding effect is poor; b. the grinding process is dry grinding, a large amount of dust and scraps are easily generated in the grinding process, and the dust and scraps cannot be collected in time, so that the environment of the grinding workbench is poor, and meanwhile, the dust and scraps are easily attached to the surface of a bar, so that the surface of the bar is easily subjected to grinding marks, and the grinding quality is reduced.
Disclosure of Invention
The technical scheme is as follows: in order to solve the technical problem, the invention provides a round grinding machine for manufacturing blank bars by a woodworking drill bit, which comprises supporting legs, a workbench, rectangular sliding grooves, bar clamping components and round grinding components, wherein the supporting legs are arranged on the lower end surface of the workbench in a rectangular array, the rectangular sliding grooves are formed in the middle of the upper end surface of the workbench, the bar clamping components are arranged in the rectangular sliding grooves, and the round grinding components are arranged above the bar clamping components, wherein: the bar clamping component comprises an electric push rod, a movable mounting plate, a fixed mounting plate, a rotating motor, a connecting disc, an annular baffle plate and a clamping unit, wherein the rectangle spout left end slides and is provided with the removal mounting panel, it is fixed continuous with the flexible end of electric putter to remove the position that the mounting panel left side wall is close to the lower extreme, the electric putter stiff end passes through the push rod pedestal mounting on the workstation, the fixed mounting panel that is provided with of rectangle spout right-hand member, the position that the relative lateral wall of removal mounting panel and fixed mounting panel is close to the upper end all rotates and is provided with the connection disc, it has the ring baffle to control two relative lateral walls of connection disc and be close to the fixed mounting in position on outer edge, the ring baffle inboard is provided with clamping unit, the position that the fixed mounting panel right side wall is close to the upper end is installed through the motor frame and is rotated the motor, it runs through fixed mounting panel and links to each other with the connection disc on right side is fixed to rotate the motor output shaft.
The circle grind the part and include Contraband templates, the reciprocating motion unit, promote cylinder and circle and grind the unit, wherein bar clamping part top is provided with the Contraband template, Contraband template opening down, the rectangle through groove has been seted up to Contraband template left and right sides wall symmetry, it is located two rectangle through inslot respectively to remove mounting panel and fixed mounting panel, Contraband inboard position near the upper end of template installs the reciprocating motion unit, the terminal surface has the promotion cylinder through cylinder pedestal mounting under the reciprocating motion unit, the circular mill unit of promotion cylinder lower extreme fixedly connected with.
As a preferred technical scheme, the bar clamping component further comprises a scrap guide plate, a scrap collecting frame and arc-shaped pull rings, wherein the scrap guide plate is symmetrically and obliquely arranged in the middle of the opposite side wall of the movable mounting plate and the fixed mounting plate, the scrap collecting frame is arranged below the scrap guide plate, the scrap collecting frame is placed on the workbench, the lower end face of the scrap collecting frame is in sliding fit with the workbench, and the arc-shaped pull rings are symmetrically arranged in the middle of the front end and the rear end of the scrap collecting frame.
As a preferable technical scheme of the invention, the clamping unit comprises a handle, a T-shaped rotating rod and a V-shaped clamping frame, wherein the T-shaped rotating rod penetrates through the upper end of the annular baffle, the T-shaped rotating rod is connected with the upper end of the annular baffle through a bearing, the lower end of the T-shaped rotating rod is connected with the lower end of the annular baffle through a bearing, the handle is fixedly arranged at the position, close to the outer edge, of the upper end face of the T-shaped rotating rod, threads are symmetrically arranged on the T-shaped rotating rod positioned in the annular baffle, the directions of the two groups of threads are opposite, the V-shaped clamping frame is screwed on the threads, the V-shaped clamping frame is vertically symmetrically arranged, and the V-shaped clamping frame is in sliding connection with the side wall of the connecting disc.
According to the preferable technical scheme, the rubber bulges are uniformly arranged on the side wall where the internal corner of the V-shaped clamping frame is located, and can increase the friction between the V-shaped clamping frame and the drill bit blank bar, so that the stability of the drill bit blank bar after clamping and fixing is improved, and the grinding effect is improved.
As a preferred technical scheme of the invention, the reciprocating unit comprises a forward and reverse rotating motor, a threaded rod and a rectangular sliding block, wherein the threaded rod is installed between the left side wall and the right side wall of the Contraband template near the upper end through a bearing, the rectangular sliding block is screwed on the threaded rod, the upper end surface of the rectangular sliding block is in sliding fit with the Contraband template, the right end of the threaded rod penetrates through the right side wall of the Contraband template and is connected with an output shaft of the forward and reverse rotating motor through a coupler, and the forward and reverse rotating motor is installed on the right side wall of the Contraband template through a motor base.
As a preferred technical scheme of the invention, the circular grinding unit comprises a hollow trapezoidal seat, a servo motor, a driving gear, an auxiliary gear, a gear shaft, belt wheels, an annular belt, a grinding wheel shaft and a grinding wheel, wherein the lower end of a push cylinder is fixedly connected with the hollow trapezoidal seat, the servo motor is arranged on the right side wall inside the hollow trapezoidal seat through a motor base, the driving gear is arranged on an output shaft of the servo motor in a key connection mode, the auxiliary gears in triangular arrangement are meshed outside the driving gear, the auxiliary gears are arranged in the middle of the gear shaft in a key connection mode, the left end and the right end of the gear shaft respectively extend to the outside of the hollow trapezoidal seat, the left side wall and the right side wall of the hollow trapezoidal seat are connected through bearings, the belt wheels are arranged at the left end and the right end of the gear shaft in a key connection mode, the belt wheels on the same side are in transmission connection through the annular belt, both ends all are connected with the emery wheel axle through the shaft coupling about two gear shafts that are located the downside, and the emery wheel is installed to the one end that the band pulley was kept away from to the emery wheel axle.
As a preferred technical scheme, the outer side wall of the annular belt on the left side is provided with the hairbrush, and the hairbrush can brush grinding scraps generated on the surface of the drill bit blank bar onto the scrap guide plate in the process of reciprocating the annular belt left and right, so that the problem that the grinding effect is influenced due to the fact that the grinding scraps are adhered to the surface of the drill bit blank bar is solved.
As a preferable technical scheme, the outer side wall of the annular belt on the right side is provided with the wet sponge layer, and the wet sponge layer can be used for wetting and cooling the surface of the drill bit blank bar in the process of reciprocating the annular belt left and right, so that grinding marks on the surface of the drill bit blank bar are reduced, and the surface smoothness of the drill bit blank bar is improved.
(II) the beneficial effects of the invention are as follows: 1. the rod clamping component can clamp and fix two ends of the drill bit blank rod through the clamping unit, so that the stability of the drill bit blank rod in the grinding process is improved, the arranged V-shaped clamping frame can ensure that the two ends of the drill bit blank rod are coaxial, the drill bit blank rod and the connecting disc are coaxial, and the uniformity of the grinding effect is improved.
2. The round grinding part provided by the invention adopts a grinding mode combining dry grinding and wet grinding to grind the surface of the drill bit blank bar, so that the phenomenon of generating a large amount of dust and scraps in the grinding process can be avoided, the environment of a workbench is improved, meanwhile, the hairbrush positioned on the left annular belt can brush down the grinding scraps generated on the surface of the drill bit blank bar and collect the grinding scraps through the scrap collecting frame, the problem that the grinding scraps are adhered to the surface of the drill bit blank bar to influence the grinding effect is avoided, the wet sponge layer positioned on the right annular belt can carry out wetting and cooling treatment on the surface of the drill bit blank bar, the grinding marks on the surface of the drill bit blank bar are reduced, and the surface smoothness of the drill bit blank bar is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of a first three-dimensional structure of the present invention.
Fig. 2 is a second perspective view of the present invention.
Fig. 3 is a schematic perspective view of the moving mounting plate, the connecting disk, the ring-shaped baffle and the clamping unit according to the present invention.
Fig. 4 is a schematic perspective view of the circular grinding unit according to the present invention.
Fig. 5 is a plan view of the round grinding unit in the present invention.
FIG. 6 is a sectional view taken along line A-A of FIG. 5 in the present invention.
In the figure: 1. a support leg; 2. a work table; 3. a rectangular chute; 4. a bar clamping member; 41. an electric push rod; 42. moving the mounting plate; 43. fixing the mounting plate; 44. rotating the motor; 45. connecting the disks; 46. an annular baffle; 47. a clamping unit; 471. a handle; 472. a T-shaped rotating rod; 473. a V-shaped clamping frame; 48. a scrap guide plate; 49. a scrap collecting frame; 410. an arc-shaped pull ring; 5. a circular grinding component; 51. contraband a template; 52. a reciprocating unit; 521. a positive and negative rotation motor; 522. a threaded rod; 523. a rectangular slider; 53. a push cylinder; 54. a circular grinding unit; 541. a hollow trapezoidal base; 542. a servo motor; 543. a drive gear; 544. an auxiliary gear; 545. a gear shaft; 546. a pulley; 547. an endless belt; 548. a grinding wheel spindle; 549. and (5) grinding wheels.
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.
Referring to fig. 1 and 2, a blank bar rod circular grinding machine is made to carpenter's drill bit, includes landing leg 1, workstation 2, rectangle spout 3, bar clamping component 4 and circular grinding part 5, 2 terminal surfaces under the workstation be provided with the landing leg 1 that is the rectangle array and arranges, rectangle spout 3 has been seted up at 2 up end middle parts of workstation, is provided with bar clamping component 4 in the rectangle spout 3, circular grinding part 5 is installed to bar clamping component 4 top, wherein: the bar clamping component 4 comprises an electric push rod 41, a movable mounting plate 42, a fixed mounting plate 43, a rotating motor 44, a connecting disc 45, an annular baffle 46 and a clamping unit 47, the movable mounting plate 42 is arranged at the left end of the rectangular chute 3 in a sliding manner, the position of the left side wall of the movable mounting plate 42, which is close to the lower end, is fixedly connected with the telescopic end of the electric push rod 41, the fixed end of the electric push rod 41 is arranged on the workbench 2 through a push rod base, the fixed mounting plate 43 is fixedly arranged at the right end of the rectangular chute 3, the connecting disc 45 is rotatably arranged at the position of the opposite side walls of the movable mounting plate 42 and the fixed mounting plate 43, which is close to the upper end, the annular baffle 46 is fixedly arranged at the position of the opposite side walls of the left connecting disc 45 and the right connecting disc, which is close to the outer edge, the clamping unit 47 is arranged at the inner side of the annular baffle 46, and the rotating motor 44 is arranged at the position of the right side wall of the fixed mounting plate 43, which is close to the upper end, the output shaft of the rotating motor 44 penetrates through the fixed mounting plate 43 and is fixedly connected with the right connecting disc 45.
When the drill bit blank bar grinding machine works, the right end of a drill bit blank bar needing grinding is manually placed on the inner side of the clamping unit 47 on the fixed mounting plate 43, the right end of the drill bit blank bar is clamped and fixed by the clamping unit 47 on the right side operated manually, the electric push rod 41 is started, the movable mounting plate 42 is driven by the electric push rod 41 to move rightwards, when the left clamping unit 47 moves to the left end of the drill blank bar, the electric push rod 41 stops running, the left clamping unit 47 on the left side is manually operated to clamp and fix the left end of the drill blank bar, the rotating motor 44 is started, the connecting disc 45 on the right side is driven to rotate by the rotating motor 44, thereby drive the drill bit blank bar after pressing from both sides tightly fixed and rotate, carry out the coping to drill bit blank bar through circle grinding part 5 to make the diameter of drill bit blank bar grind to within the prescribed tolerance fast.
With continuing reference to fig. 1 and 2, the bar stock clamping component 4 further includes a scrap guide plate 48, a scrap collecting frame 49 and an arc-shaped pull ring 410, wherein the scrap guide plate 48 is symmetrically and obliquely installed in the middle of the opposite side wall of the movable mounting plate 42 and the fixed mounting plate 43, the scrap collecting frame 49 is arranged below the scrap guide plate 48, the scrap collecting frame 49 is placed on the workbench 2, the lower end surface of the scrap collecting frame 49 is in sliding fit with the workbench 2, and the arc-shaped pull rings 410 are symmetrically installed in the middle of the front end and the rear end of the scrap collecting frame 49. During specific work, the sweeps that the coping in-process produced can fall to on leading the bits board 48, and the downward landing of rethread leading the bits board 48 concentrates in the sweeps collection frame 49 and collects the processing, and when sweeps was more in the sweeps collection frame 49, the artifical pulling arc pull ring 410 of accessible took out sweeps collection frame 49 and cleared up its inside sweeps, resets sweeps collection frame 49 after the clearance.
Referring to fig. 3, the clamping unit 47 includes a handle 471, a T-shaped rotating rod 472 and a V-shaped clamping frame 473, wherein the T-shaped rotating rod 472 is arranged at the upper end of the annular baffle 46 in a penetrating manner, the T-shaped rotating rod 472 is connected with the upper end of the annular baffle 46 through a bearing, the lower end of the T-shaped rotating rod 472 is connected with the lower end of the annular baffle 46 through a bearing, the handle 471 is fixedly installed at the position of the upper end surface of the T-shaped rotating rod 472 close to the outer edge, threads are symmetrically arranged on the T-shaped rotating rod 472 positioned inside the annular baffle 46, the directions of the two sets of threads are opposite, a V-shaped clamping frame 473 is screwed on the threads, the V-shaped clamping frame 473 is installed in an up-down symmetrical manner, the V-shaped clamping frame 473 is slidably connected with the side wall of the connecting disc 45, rubber protrusions are uniformly arranged on the side wall where the female corner of the V-shaped clamping frame 473 is positioned, and can increase the friction between the V-shaped clamping frame 473 and the drill blank bar, the stability of the drill bit blank bar after being clamped and fixed is improved, and therefore the grinding effect is improved.
When the drill bit blank bar material grinding machine works specifically, the right end of a drill bit blank bar material needing grinding is placed between the V-shaped clamping frames 473 on the fixed mounting plate 43 through manual work, the handle 471 on the right side is rotated, the T-shaped rotating rod 472 is driven to rotate through the handle 471, so that the two V-shaped clamping frames 473 on the right side are driven to move oppositely and clamp and fix the right end of the drill bit blank bar material, the electric push rod 41 is started, the movable mounting plate 42 is driven to move rightwards through the electric push rod 41, when the V-shaped clamping frame 473 on the left side moves to the left end of the drill bit blank bar material, the electric push rod 41 stops running, the handle 471 on the left side is rotated, the T-shaped rotating rod 472 is driven to rotate through the handle 471, so that the two V-shaped clamping frames 473 on the left side are driven to move oppositely and clamp and fix the left end of the drill bit blank bar material, and the arrangement of the V-shaped clamping frames can not only achieve the purpose of clamping and fixing the drill bit blank bar material, and can guarantee that both ends are with the axle center about the drill bit blank bar, can also guarantee simultaneously that drill bit blank bar and connection disc 45 are with the axle center, be favorable to improving the homogeneity of coping effect.
Referring to fig. 1 and 2, the circular grinding part 5 includes Contraband shaped plates 51, a reciprocating unit 52, a pushing cylinder 53 and a circular grinding unit 54, wherein a Contraband shaped plate 51 is arranged above the bar clamping part 4, an opening of the Contraband shaped plate 51 faces downward, rectangular through grooves are symmetrically formed in the left side wall and the right side wall of the Contraband shaped plate 51, the movable mounting plate 42 and the fixed mounting plate 43 are respectively located in the two rectangular through grooves, the reciprocating unit 52 is installed at a position, close to the upper end, of the inner side of the Contraband shaped plate 51, the pushing cylinder 53 is installed on the lower end face of the reciprocating unit 52 through a cylinder base, and the circular grinding unit 54 is fixedly connected to the lower end of the pushing cylinder 53.
During specific work, after the drill blank bar is clamped and fixed, the pushing cylinder 53 is started, the pushing cylinder 53 drives the circular grinding unit 54 to move downwards, the lower end of the circular grinding unit 54 is tightly attached to the surface of the drill blank bar, the reciprocating unit 52 is started, and the circular grinding unit 54 is driven by the reciprocating unit 52 to reciprocate left and right, so that the drill blank bar is uniformly ground.
Referring to fig. 2, the reciprocating unit 52 includes a forward and reverse rotation motor 521, a threaded rod 522 and a rectangular slider 523, wherein the threaded rod 522 is installed between the left and right side walls of the Contraband template 51 near the upper end through a bearing, the rectangular slider 523 is screwed on the threaded rod 522, the upper end surface of the rectangular slider 523 is in sliding fit with the Contraband template 51, the right end of the threaded rod 522 penetrates through the right side wall of the Contraband template 51 and is connected with the output shaft of the forward and reverse rotation motor 521 through a coupler, and the forward and reverse rotation motor 521 is installed on the right side wall of the Contraband template 51 through a motor base. During specific work, the forward and reverse rotation motor 521 is started, the threaded rod 522 is driven to rotate through the forward and reverse rotation motor 521, the rectangular sliding block 523 is driven to reciprocate left and right, the pushing cylinder 53 is driven to reciprocate left and right through the rectangular sliding block 523, the circular grinding unit 54 is driven to reciprocate left and right, and the grinding process of the drill blank bar is completed.
Referring to fig. 4 to 6, the circular grinding unit 54 includes a hollow trapezoid seat 541, a servo motor 542, a driving gear 543, an auxiliary gear 544, a gear shaft 545, a pulley 546, an endless belt 547, a grinding wheel shaft 548 and a grinding wheel 549, wherein the lower end of the push cylinder 53 is fixedly connected with the hollow trapezoid seat 541, the servo motor 542 is mounted on the right side wall inside the hollow trapezoid seat 541 through a motor base, the driving gear 543 is mounted on the output shaft of the servo motor 542 through a key connection, the auxiliary gear 544 arranged in a triangle is engaged with the outer side of the driving gear 543, the auxiliary gear 544 is disposed in the middle of the gear shaft 545 through a key connection, the left and right ends of the gear shaft 545 respectively extend to the outer side of the hollow trapezoid seat 541, the left and right side walls of the gear shaft 545 and the hollow trapezoid seat 541 are connected through bearings, the left and right ends of the gear shaft 545 are respectively mounted with the pulleys 546 through a key connection, the belt wheel 546 on the same side is in transmission connection with the belt wheel through an annular belt 547, the outer side wall of the annular belt 547 on the left side is provided with a brush, in the process of reciprocating the annular belt 547 left and right, the hairbrush can brush grinding scraps generated on the surface of the drill bit blank bar to the scrap guide plate 48, so that the problem that the grinding scraps are adhered to the surface of the drill bit blank bar to influence the grinding effect is avoided, a wet sponge layer is arranged on the outer side wall of the annular belt 547 on the right side, in the process of reciprocating motion about endless belt 547 carries out, the wet sponge layer can carry out moist cooling treatment to the surface of drill bit blank bar, reduces the grinding trace on drill bit blank bar surface, improves the smoothness degree on its surface, and both ends all have emery wheel axle 548 through the coupling joint about two gear shafts 545 that are located the downside, and emery wheel 549 is installed to the one end that band pulley 546 was kept away from to emery wheel axle 548.
During specific work, start servo motor 542, drive gear 543 through servo motor 542 and rotate, drive auxiliary gear 544 through drive gear 543 and rotate, thereby drive gear shaft 545 and rotate, it rotates to drive band pulley 546 through gear shaft 545, thereby it rotates to drive endless belt 547, endless belt 547 can drive emery wheel 548 and emery wheel 549 and rotate at the pivoted in-process, accomplish the coping process to drill bit blank bar surface through emery wheel 548 and emery wheel 549.
The method comprises the following steps: the first step is as follows: the right end of a drill bit blank bar needing to be ground is manually placed between the V-shaped clamping frames 473 on the fixed mounting plate 43, the handle 471 at the right side is rotated, the T-shaped rotating rod 472 is driven to rotate through the handle 471, thereby driving the two V-shaped clamping frames 473 on the right side to move oppositely and clamp and fix the right end of the drill blank bar, starting the electric push rod 41, driving the movable mounting plate 42 to move rightwards through the electric push rod 41, when the left V-shaped clamping frame 473 moves to the left end of the drill blank bar, the electric push rod 41 stops running, the left handle 471 is rotated, the T-shaped rotating rod 472 is driven to rotate through the handle 471, thereby driving the two V-shaped clamping frames 473 at the left side to move oppositely and clamp and fix the left end of the drill blank bar, starting the rotating motor 44, the right connecting disc 45 is driven to rotate by the rotating motor 44, so that the drill bit blank bar after being clamped and fixed is driven to rotate.
The second step is that: start pushing cylinder 53, drive emery wheel 549 downstream through pushing cylinder 53, make the surface at drill bit blank bar hugged closely to the lateral wall of emery wheel 549, start servo motor 542 simultaneously, drive gear 543 through servo motor 542 and rotate, drive auxiliary gear 544 through drive gear 543 and rotate, thereby drive gear shaft 545 and rotate, it rotates to drive band pulley 546 through gear shaft 545, thereby it rotates to drive endless belt 547, endless belt 547 can drive emery wheel axle 548 and emery wheel 549 at the pivoted in-process and rotate, emery wheel 549 can accomplish the coping process to drill bit blank bar surface in the rotation process.
The third step: when the second step is carried out, the forward and reverse rotation motor 521 is started, the forward and reverse rotation motor 521 drives the threaded rod 522 to rotate, so as to drive the rectangular sliding block 523 to reciprocate left and right, the pushing cylinder 53 is driven by the rectangular sliding block 523 to reciprocate left and right, so as to drive the grinding wheel 549 to reciprocate left and right, the grinding wheel 549 is used for uniformly grinding the surface of the drill blank bar, the annular belt 547 also reciprocates left and right in the process of reciprocating left and right of the grinding wheel 549, the brush on the annular belt 547 on the left can brush the grinding scraps generated on the surface of the drill blank bar onto the scrap guide plate 48, so that the problem that the grinding scraps are adhered to the surface of the drill blank bar to influence the grinding effect is avoided, the wet sponge layer on the annular belt 547 on the right can carry out wetting and cooling treatment on the surface of the drill blank bar, so as to reduce the grinding marks on the surface of the drill blank bar, improving the smoothness of the surface thereof.
The fourth step: after the coping process is finished, the pushing cylinder 53 drives the upward moving circular grinding unit 54 to reset, the rotating motor 44, the forward and reverse rotating motor 521 and the servo motor 542 stop running, the handles 471 on the left side and the right side are manually rotated, so that the clamping effect of the V-shaped clamping frame 473 on the two ends of the drill bit blank bar is relieved, and meanwhile, the grinded drill bit blank bar is manually taken down and concentrated and stacked.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a blank bar round grinder is made to carpenter's drill bit, includes landing leg (1), workstation (2), rectangle spout (3), bar clamping part (4) and round grinding part (5), its characterized in that: workstation (2) down the terminal surface be provided with landing leg (1) that are the rectangle array and arrange, rectangle spout (3) have been seted up at workstation (2) up end middle part, be provided with bar clamping member (4) in rectangle spout (3), round mill part (5) are installed to bar clamping member (4) top, wherein:
the bar clamping component (4) comprises an electric push rod (41), a movable mounting plate (42), a fixed mounting plate (43), a rotating motor (44), a connecting disc (45), an annular baffle plate (46) and a clamping unit (47), wherein the movable mounting plate (42) is arranged at the left end of the rectangular sliding chute (3) in a sliding mode, the position, close to the lower end, of the left side wall of the movable mounting plate (42) is fixedly connected with the telescopic end of the electric push rod (41), the fixed end of the electric push rod (41) is installed on the workbench (2) through a push rod base, the fixed mounting plate (43) is fixedly arranged at the right end of the rectangular sliding chute (3), the positions, close to the upper end, of the opposite side walls of the movable mounting plate (42) and the fixed mounting plate (43) are both rotatably provided with the connecting disc (45), and the positions, close to the outer edges, of the opposite side walls of the left connecting disc (45) and the right connecting disc (45) are fixedly provided with the annular baffle plate (46), a clamping unit (47) is arranged on the inner side of the annular baffle (46), a rotating motor (44) is mounted at the position, close to the upper end, of the right side wall of the fixed mounting plate (43) through a motor base, and an output shaft of the rotating motor (44) penetrates through the fixed mounting plate (43) and is fixedly connected with a right connecting disc (45);
circle grind part (5) including Contraband template (51), reciprocating unit (52), promote cylinder (53) and circle and grind unit (54), wherein bar clamping part (4) top is provided with Contraband template (51), Contraband template (51) opening is down, the rectangle logical groove has been seted up to Contraband template (51) left and right sides wall symmetry, remove mounting panel (42) and fixed mounting panel (43) and be located two rectangle logical inslots respectively, Contraband template (51) inboard is close to the position of upper end and installs reciprocating unit (52), the terminal surface has promotion cylinder (53) through cylinder base under reciprocating unit (52), promotion cylinder (53) lower extreme fixedly connected with circle grinds unit (54).
2. The woodworking drill making blank bar stock circular grinding machine as claimed in claim 1, wherein: bar clamping unit (4) still include chip guide plate (48), frame (49) and arc pull ring (410) are collected to the sweeps, wherein remove lateral wall middle part symmetry slope that mounting panel (42) and fixed mounting panel (43) are relative and install chip guide plate (48), the below of chip guide plate (48) is provided with sweeps and collects frame (49), sweeps is collected frame (49) and is placed on workstation (2) and sweeps and collects under frame (49) terminal surface and workstation (2) between be sliding fit, arc pull ring (410) are installed to both ends middle part symmetry around frame (49) is collected to the sweeps.
3. The woodworking drill making blank bar stock circular grinding machine as claimed in claim 1, wherein: the clamping unit (47) comprises a handle (471), a T-shaped rotating rod (472) and a V-shaped clamping frame (473), wherein the upper end of the annular baffle (46) is provided with the T-shaped rotating rod (472) in a penetrating mode, the T-shaped rotating rod (472) is connected with the upper end of the annular baffle (46) through a bearing, the lower end of the T-shaped rotating rod (472) is connected with the lower end of the annular baffle (46) through the bearing, the position, close to the outer edge, of the upper end face of the T-shaped rotating rod (472) is fixedly provided with the handle (471), threads are symmetrically arranged on the T-shaped rotating rod (472) located inside the annular baffle (46), the directions of the two groups of threads are opposite, the V-shaped clamping frame (473) is connected with the threads in a threaded mode, the V-shaped clamping frame (473) is installed in an up-and down symmetrical mode, and the V-shaped clamping frame (473) is in sliding connection with the side wall of the connecting disc (45).
4. The woodworking drill making blank bar stock circular grinding machine as claimed in claim 3, wherein: rubber bulges are uniformly arranged on the side wall where the internal corner of the V-shaped clamping frame (473) is located.
5. The woodworking drill making blank bar stock circular grinding machine as claimed in claim 1, wherein: reciprocating motion unit (52) including positive and negative motor (521), threaded rod (522) and rectangle slider (523), wherein Contraband template (51) the left and right sides wall between the position near the upper end install threaded rod (522) through the bearing, threaded rod (522) go up spiro union has rectangle slider (523), be sliding fit between rectangle slider (523) up end and Contraband template (51), threaded rod (522) right-hand member runs through Contraband template (51) right side wall and links to each other through shaft coupling and positive and negative motor (521) output shaft, positive and negative motor (521) are installed on Contraband template (51) right side wall through the motor frame.
6. The woodworking drill making blank bar stock circular grinding machine as claimed in claim 1, wherein: the circular grinding unit (54) comprises a hollow trapezoidal seat (541), a servo motor (542), a driving gear (543), an auxiliary gear (544), a gear shaft (545), a belt wheel (546), an annular belt (547), a grinding wheel shaft (548) and a grinding wheel (549), wherein the lower end of the pushing cylinder (53) is fixedly connected with the hollow trapezoidal seat (541), the servo motor (542) is installed on the right side wall inside the hollow trapezoidal seat (541) through a motor base, the driving gear (543) is installed on an output shaft of the servo motor (542) in a key connection mode, the auxiliary gears (544) which are arranged in a triangular mode are meshed outside the driving gear (543), the auxiliary gears (544) are arranged in the middle of the gear shaft (545) in a key connection mode, the left end and the right end of the gear shaft (545) respectively extend to the outer side of the hollow trapezoidal seat (541), the left side wall and the right side wall of the gear shaft (545) are connected through bearings, both ends all install band pulley (546) through the mode key-type connection about gear shaft (545), are connected through endless belt (547) transmission on band pulley (546) of same side, and both ends all have emery wheel axle (548) through coupling joint about two gear shafts (545) that are located the downside, and emery wheel (549) are installed to the one end that band pulley (546) were kept away from in emery wheel axle (548).
7. The woodworking drill making blank bar stock circular grinding machine as claimed in claim 6, wherein: the outer side wall of the annular belt (547) positioned on the left side is provided with a brush.
8. The woodworking drill making blank bar stock circular grinding machine as claimed in claim 6, wherein: the outer side wall of the annular belt (547) on the right side is provided with a wet sponge layer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111174661.2A CN113601285B (en) | 2021-10-09 | 2021-10-09 | Circular grinding machine for manufacturing blank bar by woodworking drill bit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111174661.2A CN113601285B (en) | 2021-10-09 | 2021-10-09 | Circular grinding machine for manufacturing blank bar by woodworking drill bit |
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| CN113601285A true CN113601285A (en) | 2021-11-05 |
| CN113601285B CN113601285B (en) | 2022-02-08 |
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| CN115338751A (en) * | 2022-08-16 | 2022-11-15 | 苏州恒辉科技有限公司 | Polishing device for filter |
| CN118456291A (en) * | 2024-07-09 | 2024-08-09 | 宁波甬禾电子有限公司 | Movable grinding wheel angle coping jig |
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| CN118456291B (en) * | 2024-07-09 | 2024-09-20 | 宁波甬禾电子有限公司 | Movable grinding wheel angle coping jig |
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|---|---|
| CN113601285B (en) | 2022-02-08 |
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