CN111571438A - Cutter fixing mechanism capable of adjusting grinding angle of cutter - Google Patents
Cutter fixing mechanism capable of adjusting grinding angle of cutter Download PDFInfo
- Publication number
- CN111571438A CN111571438A CN202010475178.7A CN202010475178A CN111571438A CN 111571438 A CN111571438 A CN 111571438A CN 202010475178 A CN202010475178 A CN 202010475178A CN 111571438 A CN111571438 A CN 111571438A
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- CN
- China
- Prior art keywords
- die holder
- mounting table
- tool
- die
- cutter
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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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
-
- 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
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
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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 discloses a cutter fixing mechanism capable of adjusting the grinding angle of a cutter, which is fixed on a workbench and comprises a die holder mounting table, a die holder and a pushing device; the die holder is rotatably arranged on the front end surface of the die holder mounting table; the pushing device is arranged on the workbench and can push the die holder, so that the swing angle of the die holder relative to the die holder mounting table can be adjusted, when the tool grinding device is used, a tool is clamped on the die holder and can be ground by combining with the tool grinding mechanism, the pushing device for pushing and pulling the die holder is arranged on the back face of the die holder, when the tool grinding angle needs to be achieved, the tool grinding mechanism does not need to be rotated, the design of the tool grinding mechanism is simple, the difficulty in achieving is reduced, and in addition, the tool changing device is designed by a plurality of grinding stations, so that the tool changing is convenient, simple and safe.
Description
Technical Field
The invention relates to the field of cutter grinding machines, in particular to a cutter fixing mechanism capable of adjusting a cutter grinding angle.
Background
The cutter is the indispensable instrument among people's daily life, need grind so that the cutter becomes sharp to the cutter during production cutter, the grinding of tradition to the cutter is accomplished through the manual work of people, manual whetting a knife, not only work efficiency is low, output is little, the manual work consumes greatly, need invest into a lot of hands, and be difficult to guarantee that the cutter after the grinding can keep the uniformity, though automatic cutter grinder has appeared on the market now, but cutter grinder among the prior art realizes the grinding of cutting edge through the angle of rotating the emery wheel, can make grinding emery wheel structure become complicated like this, it is big to realize the degree of difficulty.
Disclosure of Invention
The invention aims to provide a cutter fixing mechanism capable of adjusting the grinding angle of a cutter, which can directly adjust the grinding angle through a cutter mounting die holder, so that a grinding wheel is simple in structure and low in implementation difficulty.
In order to achieve the purpose, the invention adopts the following technical scheme:
a cutter fixing mechanism capable of adjusting the grinding angle of a cutter is fixed on a workbench and comprises a die holder mounting table, a die holder and a pushing device;
the die holder is rotatably arranged on the front end surface of the die holder mounting table;
the pushing device is arranged on the workbench and can push the die holder, so that the adjustment of the swing angle of the die holder relative to the die holder mounting table is realized.
Preferably, the die set further comprises a resetting element, the resetting element is arranged on the die set mounting table and the die set, and the resetting element enables the die set to reset towards the direction opposite to the pushing direction of the pushing device.
Preferably, the pushing device comprises a screw rod and a movable push rod penetrating through the die holder mounting table, the movable push rod penetrates through the front end face and the rear end face of the die holder mounting table and can move back and forth on the die holder mounting table, one end of the movable push rod abuts against the die holder, the other end of the movable push rod is pushed by the screw rod, and the movable push rod can push the die holder in a moving stroke, so that the adjustment of the swing angle of the die holder relative to the die holder mounting table is realized.
Preferably, the die holder mounting table is rotatable.
Preferably, the die holders are at least 2 and distributed along the same rotating circumference of the die holder mounting table.
Preferably, the number of the movable push rods is equal to that of the die holders, and the movable push rods are arranged corresponding to the die holders.
Preferably, the two sides of the die holder are respectively provided with an installation block, the die holder is rotatably connected with the installation blocks, and the die holder is fixed on the die holder installation table through the installation blocks.
The invention has the beneficial effects that: the invention comprises a die holder mounting table, a die holder and a pushing device; the die holder is rotatably arranged on the front end surface of the die holder mounting table; the pushing device is arranged on the workbench and can push the die holder, so that the adjustment of the swing angle of the die holder relative to the die holder mounting table is realized. When the tool changing device is used, a tool is clamped on the die holder, the tool grinding mechanism is combined, the tool can be ground, when the tool grinding angle needs to be realized, the die holder can adjust the swing angle through the pushing device, the tool grinding mechanism does not need to be rotated, the design of the tool grinding mechanism can be simplified, the difficulty in realizing the adjustment of the tool grinding angle can be reduced, in addition, the tool changing device is designed with a plurality of grinding stations, the tool changing is convenient and simple, the processing efficiency is high, and when the tool is changed, the tool can be far away from the tool grinding mechanism, so that the tool is changed more safely.
Drawings
Fig. 1 is a perspective view of a cutter fixing mechanism provided in the present invention (a die holder is not pushed out);
FIG. 2 is a front view of the knife holding mechanism provided in FIG. 1;
FIG. 3 is a perspective view of the tool holding mechanism provided in FIG. 1 without the die holder mounting block;
fig. 4 is a perspective view (die holder pushed out state) of the cutter fixing mechanism provided by the present invention;
FIG. 5 is a front view of the knife holding mechanism provided in FIG. 4;
FIG. 6 is a perspective view of the cutter-holding mechanism provided in FIG. 4 without the die holder mounting block;
FIG. 7 is a perspective view of a tool holding mechanism of the multi-die holder design provided by the present invention;
FIG. 8 is an exploded view provided in FIG. 7;
FIG. 9 is a front view (with the die holder not pushed out) as provided in FIG. 7;
fig. 10 is a front view (die holder pushed-out state) provided in fig. 7.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 6, the present embodiment provides a tool fixing mechanism capable of adjusting a grinding angle of a tool, which is fixed on a workbench (not shown), and includes a die holder mounting table 1, a die holder 2 and a pushing device 3; the die holder 2 is hinged on the front end surface of the die holder mounting table 1; the pushing device 3 is arranged on the workbench, the pushing device 3 can push the die holder 2, so that the adjustment of the swing angle of the die holder 2 relative to the die holder installation table 1 is realized, when the tool grinding device is used, a tool is clamped on the die holder 2, the tool grinding device is combined, the tool can be ground, when the tool grinding angle is needed to be realized, the die holder 2 can adjust the swing angle through the pushing device 3, the grinding angle of the tool grinding device does not need to be rotated, the design of the tool grinding device can be simplified, and the difficulty in adjusting the tool grinding angle can be reduced.
Cutter fixed establishment still includes reset element 4, is provided with fixed plate 6 on the rear end face of die holder mount table 1, reset element 4 installs between fixed plate 6 and die holder 2, reset element 4 is the extension spring, has been put the extension spring spliced pole 7 that is used for fixed extension spring respectively on fixed plate 6 and die holder 2, extension spring one end is connected with extension spring spliced pole 7 on the fixed plate 6, and the other end is connected with the extension spring spliced pole 7 at the 2 backs of die holder, and this reset element 4 makes die holder 2 reset towards the 3 opposite direction that pushes away the direction of thrustor.
The pushing device 3 comprises a screw rod 31 and a movable push rod 32 penetrating through the die holder mounting table 1, the movable push rod 32 penetrates through the front end surface and the rear end surface of the die holder mounting table 1 and can move back and forth on the die holder mounting table 1, the reset elements 4 are respectively arranged on two sides of the movable push rod 32, one end of the movable push rod 32 penetrates through the front end surface of the die holder mounting table 1 and abuts against the die holder 2, the other end of the movable push rod 32 penetrates through the fixed plate 6 and is pushed by the screw rod 31, and the movable push rod 32 can push the die holder 2 in a moving stroke, so that the adjustment of the swinging angle of the die holder 2 relative to the die holder mounting table 1 is realized.
The pushing device 3 further comprises a mounting bracket 33, a second power source 34 (a motor), a bearing seat 35 for supporting the screw rod 31, a slide rail 36 mounted at the top of the mounting bracket 33, a slide block 37 in sliding fit with the slide rail 36, a nut seat 38 and a first push rod 39, the mounting bracket 33 is mounted on the work table, the second power source 34 is mounted on the mounting bracket 33, the bearing seat 35 is arranged at the top of the mounting bracket 33, one end of the screw rod 31 penetrates out of the bearing seat 35 and is connected with a first driving wheel, a second driving wheel is arranged at the power output end of the second power source 34, the second power source 34 drives a first driving wheel through the second driving wheel, the first driving wheel drives the screw rod 31 to rotate, the nut seat 38 is mounted on the slide block 37, the nut on the screw rod 31 is mounted in the nut seat 38, and the other end of the screw rod 31 penetrates out of the nut seat 38; one end of the first push rod 39 is mounted on one side surface of the nut seat 38, the other end of the first push rod 39 is used for pushing the movable push rod 32, when the lead screw 31 rotates, the nut on the lead screw 31 drives the nut seat 38 to advance or retract, so that the first push rod 39 is driven to be pushed out or retracted, a clearance hole for the lead screw 31 to pass through is formed in the first push rod 39, the lead screw 31 is prevented from interfering with the first push rod 39 when the lead screw 31 controls the first push rod 39 to retract, the structure is simple, the precision of the lead screw 31 is high, and the high-precision control on the grinding angle of the die holder 2 is conveniently completed; the first driving wheel and the second driving wheel are synchronous wheels, the first driving wheel and the second driving wheel are connected through a synchronous belt (not shown in the figure), and the two synchronous wheels are used, so that the structure is compact; of course, the first driving wheel and the second driving wheel can also be chain wheels, and the first driving wheel and the second driving wheel can be connected through a chain; or the first transmission wheel and the second transmission wheel are gears, and transmission is realized through the meshing between the two gears.
In order to make the movable push rod 32 move more smoothly, a guide member, such as a linear bearing, which is matched with the movable push rod 32 may be further disposed on the die holder mounting table 1, so as to reduce the friction force applied to the movable push rod 32, and make the movable push rod 32 slide more smoothly.
As shown in fig. 7 to 10, the tool fixing mechanism further includes a first power source 8 (a motor), a gear and an internal gear type turntable bearing 9 mounted on a power output shaft of the first power source 8, a vertical plate (not shown) perpendicular to the working table is disposed on the working table, and the die holder mounting table 1 is rotatably disposed on the vertical plate; the die holder mounting table 1 is fixedly mounted on a turntable bearing 9, the turntable bearing 9 is fixedly mounted on the front end face of the vertical plate, the first power source 8 is fixedly mounted on the rear end face of the vertical plate, a gear on a power output shaft of the first power source 8 is meshed with the turntable bearing 9, the first power source 8 drives the turntable bearing 9 to rotate through the gear, the die holder mounting table 1 rotates along with the turntable bearing 9, the structure is simple, power is sufficient, driving is stable, the adjustment of a rotation angle is convenient, and the internal tooth type turntable bearing 9 is adopted, so that the structure is compact, and the mounting space can be saved.
The die holder 2 has 2 at least and distributes along the same rotatory circumference of die holder mount table 1, and the design of a plurality of grinding stations makes the cutter tool changing become convenient, simple, and machining efficiency is high, and when changing the cutter, the cutter can keep away from cutter grinding mechanism moreover, makes the cutter change safer.
The number of the movable push rods 32 is equal to that of the die holders 2, and the movable push rods are arranged corresponding to the die holders 2, so that the swing angles of the die holders 2 can be adjusted by only using one lead screw 31, and the die holders are simple in structure and practical.
The cutter is fixed on the die holder 2, the die holder 2 can be a magnetic table, the cutter is fixed in a magnetic suction mode, and the fixing is simple and convenient to operate; the die holder is characterized in that mounting blocks 5 are respectively arranged on two sides of the die holder 2, the die holder 2 is connected with the mounting blocks 5 through a rotating shaft, the die holder 2 can rotate around the rotating shaft, the die holder 2 is fixed on one end face of the die holder mounting table 1 through the mounting blocks 5, and the pushing device 3 achieves adjustment of the swing angle of the die holder 2 through pushing.
In order to prevent the die holder 2 from directly colliding with the die holder mounting table 1 during resetting, an anti-collision block can be arranged between the die holder 2 and the die holder mounting table 1, the anti-collision block can be fixed on the die holder mounting table 1 or the die holder 2, the embodiment adopts a rigid limiting mode, of course, a flexible limiting mode can also be adopted, specifically, a clamping groove is arranged on a movable push rod 32, a clamping piece (not shown) is arranged in the clamping groove, a compression spring 30 is arranged between the clamping piece and a fixed plate 6, when the lead screw 31 withdraws thrust, the movable push rod 32 unloads the thrust pushing out of the die holder 2, the stretched tension spring resets, at the moment, the compression spring 30 is compressed under force, the die holder 2 is prevented from colliding with the die holder mounting table 1, the mechanism is simple, the safety is high, the die holder 2 can automatically recover by using the tension spring, when the grinding angle of a cutter does not need, the screw rod 31 is not contacted with the movable push rod 32, so that the screw rod 31 can be prevented from colliding with the movable push rod 32 when the die holder mounting table 1 rotates to replace a station.
It should be noted that all the directional indicators (such as "front" and "rear") in the embodiments of the present invention are only used to explain the relative position relationship, movement, and the like between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, descriptions in the invention as to "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes should fall within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides an adjustable cutter grinding angle's cutter fixed establishment, is fixed in on the workstation, its characterized in that: comprises a die holder mounting table (1), a die holder (2) and a pushing device (3);
the die holder (2) is rotatably arranged on the front end surface of the die holder mounting table (1);
the pushing device (3) is arranged on the workbench, and the pushing device (3) can push the die holder (2), so that the adjustment of the swing angle of the die holder (2) relative to the die holder mounting table (1) is realized.
2. The tool holding mechanism for adjusting a grinding angle of a tool according to claim 1, wherein: the die holder is characterized by further comprising a resetting element (4), wherein the resetting element (4) is installed on the die holder installation table (1) and the die holder (2), and the resetting element (4) enables the die holder (2) to reset towards the direction opposite to the pushing direction of the pushing device (3).
3. The tool holding mechanism for adjusting a grinding angle of a tool according to claim 1, wherein: the pushing device (3) comprises a screw rod (31) and a movable push rod (32) penetrating through the die holder mounting table (1), the movable push rod (32) penetrates through the front end face and the rear end face of the die holder mounting table (1) and can move back and forth on the die holder mounting table (1), one end of the movable push rod (32) abuts against the die holder (2), the other end of the movable push rod is pushed by the screw rod (31), and the movable push rod (32) can push the die holder (2) in a moving stroke, so that the adjustment of the swinging angle of the die holder (2) relative to the die holder mounting table (1) is realized.
4. The tool holding mechanism for adjusting a grinding angle of a tool according to claim 3, wherein: the die holder mounting table (1) is rotatable.
5. The tool holding mechanism for adjusting a grinding angle of a tool according to claim 4, wherein: the number of the die holders (2) is at least 2, and the die holders are distributed along the same rotating circumference of the die holder mounting table (1).
6. The tool holding mechanism for adjusting a grinding angle of a tool according to claim 5, wherein: the number of the movable push rods (32) is equal to that of the die holders (2), and the movable push rods are arranged corresponding to the die holders (2).
7. The tool holding mechanism for adjusting a grinding angle of a tool according to claim 6, wherein: the die holder is characterized in that mounting blocks (5) are respectively arranged on two sides of the die holder (2), the die holder (2) is rotatably connected with the mounting blocks (5), and the die holder (2) is fixed on the die holder mounting table (1) through the mounting blocks (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010475178.7A CN111571438A (en) | 2020-05-29 | 2020-05-29 | Cutter fixing mechanism capable of adjusting grinding angle of cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010475178.7A CN111571438A (en) | 2020-05-29 | 2020-05-29 | Cutter fixing mechanism capable of adjusting grinding angle of cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111571438A true CN111571438A (en) | 2020-08-25 |
Family
ID=72110476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010475178.7A Pending CN111571438A (en) | 2020-05-29 | 2020-05-29 | Cutter fixing mechanism capable of adjusting grinding angle of cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111571438A (en) |
-
2020
- 2020-05-29 CN CN202010475178.7A patent/CN111571438A/en active Pending
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