CN220561254U - Blade clamping and positioning device of straight knife sharpener - Google Patents
Blade clamping and positioning device of straight knife sharpener Download PDFInfo
- Publication number
- CN220561254U CN220561254U CN202321895743.0U CN202321895743U CN220561254U CN 220561254 U CN220561254 U CN 220561254U CN 202321895743 U CN202321895743 U CN 202321895743U CN 220561254 U CN220561254 U CN 220561254U
- Authority
- CN
- China
- Prior art keywords
- blade
- positioning
- positioning block
- shield
- block
- Prior art date
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 description 9
- 239000000428 dust Substances 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses a blade clamping and positioning device of a straight knife sharpener, which comprises a lathe bed and a sucker workbench supported on the lathe bed, wherein the sucker workbench can rotate left and right to adjust the working position, one side of the sucker workbench is movably provided with at least two blade positioning blocks, each blade positioning block is arranged at intervals along the length direction of the lathe bed, the blade positioning blocks are driven by a positioning block cylinder to move forwards and backwards along the width direction of the lathe bed, the lathe bed is movably provided with a positioning block shield, the position of the positioning block shield changes along with the position of the blade positioning block, the blade positioning block in a forward extending position extends out of the opened positioning block shield, and the blade positioning block in a backward extending position is positioned in the positioning block shield. The blade clamping and positioning device of the straight blade knife grinder can enable the blade positioning piece to avoid the sucker workbench and can keep the positioning surface clean.
Description
Technical Field
The utility model relates to a straight knife sharpener, in particular to an improvement of a blade positioning device on the straight knife sharpener.
Background
The straight knife sharpener is used for grinding the straight knife in a sheet shape and a long strip shape, before the straight knife is ground, the straight knife to be ground is required to be installed and fixed on a sucker workbench of the straight knife sharpener, and before the straight knife is fixed, the straight knife is required to be positioned, so that the length direction of the cutting edge of the straight knife is ensured to be parallel to the guide rail of the lathe bed of the straight knife sharpener.
With the progress of technology, the straight knife sharpener not only can finish grinding the plane of the straight knife body and the inclined plane of the cutting edge, but also can realize automatic polishing and grinding of the cut of the straight knife after grinding, and the problem is brought that a work positioning plate fixedly arranged on a lathe bed can interfere with a sucker workbench with a large required deflection angle, so that the positioning of the grinding of the straight knife cannot be continuously performed in the mode. In addition, the workpiece positioning plate and the sucker workbench are closer in distance, and abrasive dust and grinding fluid can splash on the workpiece positioning plate and adhere to the positioning surface in the grinding process, so that the positioning accuracy of the straight knife is affected.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide the blade clamping and positioning device of the straight blade knife grinder, which can enable the blade positioning piece to avoid the sucker workbench and can keep the positioning surface clean.
In order to solve the technical problems, the blade clamping and positioning device of the straight blade knife grinder comprises a lathe bed and a sucker workbench supported on the lathe bed, wherein the sucker workbench can rotate left and right to adjust the working position, one side of the sucker workbench is movably provided with at least two blade positioning blocks, each blade positioning block is arranged at intervals along the length direction of the lathe bed, the blade positioning blocks are driven by a positioning block cylinder to move back and forth along the width direction of the lathe bed, the lathe bed is movably provided with a positioning block shield, the position of the positioning block shield changes along with the position of the blade positioning block, the blade positioning block in a forward extending position extends out of the opened positioning block shield, and the blade positioning block in a backward extending position is positioned in the positioning block shield.
In the structure, because one side of the sucker workbench is movably provided with at least two blade positioning blocks, each blade positioning block is arranged at intervals along the length direction of the lathe bed, the blade positioning block is driven by the positioning block cylinder to move back and forth along the width direction of the lathe bed, and then the blade positioning block is not fixedly arranged on the lathe bed on one side of the sucker workbench but can be movably arranged along the width direction of the lathe bed, so that the position of the blade positioning block relative to the sucker workbench can be changed.
The positioning block shield is movably arranged on the lathe bed, the position of the positioning block shield changes along with the position of the blade positioning block, the blade positioning block in the forward extending position extends out of the opened positioning block shield, the blade positioning block in the backward extending position is positioned in the positioning block shield, the arranged positioning block shield can shield and protect the blade positioning block in the non-positioning working state in the backward extending position, abrasive dust and grinding fluid splashed in the grinding process are prevented from adhering to the blade positioning block, the positioning surface of the blade positioning block is kept clean, when the blade positioning block is in the positioning working state in the forward extending position, the positioning block shield is changed to be in an opened state along with the positioning block, the blade positioning block extends out of the positioning block shield to be exposed, and the positioning of the blade is normally carried out.
In a preferred embodiment of the utility model, the blade positioning block comprises a positioning step, the positioning step is positioned at the front end of the blade positioning block, and the rear end of the blade positioning block is connected with the piston rod end of the positioning block cylinder. By adopting the embodiment, the positioning step can provide a reliable and accurate positioning position for the straight knife, the straight knife can achieve the positioning purpose only by contacting the cutting edge side of the straight knife with the positioning step, the positioning step is positioned at the front end of the blade positioning block and the rear end of the blade positioning block and is connected with the piston rod end of the positioning block cylinder, the blade positioning block can be ensured to extend to the positioning working position closest to the positioning step and the sucker workbench through the positioning block cylinder when the positioning is needed, and the positioning step can be retreated away from the sucker workbench in the grinding process.
In another preferred embodiment of the present utility model, the position of the blade positioning block is lower than the position of the table top of the sucker table in the horizontal state. By adopting the embodiment, in the process of installing and positioning the straight blade, the sucker workbench rotates a certain angle towards the direction of the blade positioning block, so that the side of the cutting edge of the straight blade can naturally slide to the positioning step, and in the process of grinding, the blade positioning block at a lower position cannot interfere with the grinding wheel in position.
In another preferred embodiment of the present utility model, the positioning block shield includes an upper side plate, a front side plate, and left and right side plates, and the positioning block shield is hinged to the bed through the left and right side plates. By adopting the embodiment, the positioning block shield comprising the upper side plate, the front side plate and the left side plate and the right side plate can cover and protect the blade positioning block, so that abrasive dust and grinding fluid in the grinding process are effectively prevented from splashing on the blade positioning block, and the front side of the positioning block shield can be turned upwards to be opened by hinging the left side plate and the right side plate on a lathe bed, so that the blade positioning block can be forwards extended into a positioning state.
According to a further preferred embodiment of the utility model, a shield opening roller is arranged at the piston rod end of the positioning block cylinder, a roller track contacted with the shield opening roller is arranged on the positioning block shield, one end of the roller track is connected with the upper side plate of the positioning block shield, and the other end of the roller track is connected with the lower side of the front side plate of the positioning block shield obliquely downwards. By adopting the embodiment, the shield of the positioning block can automatically rotate around the hinge shaft between the shield of the positioning block and the lathe bed by pushing the roller track when the shield opening roller is stretched in the front of the piston rod end of the cylinder of the positioning block, the front end of the shield of the positioning block can be upwards opened, and the front end of the shield of the positioning block automatically falls down by means of dead weight when the piston rod end of the cylinder of the positioning block retreats without specially arranging a corresponding shield opening and closing device.
In another further preferred embodiment of the utility model, a blade positioning pushing arm is arranged on the side, opposite to the blade positioning block, of the sucker workbench, and the blade positioning pushing arm is arranged on the sucker workbench through a positioning driving device, and the working end of the blade positioning pushing arm can move on the sucker workbench towards the blade positioning block. By adopting the embodiment, the working end of the blade positioning pushing arm can push the straight blade to the blade positioning block, so that the cutting edge side of the straight blade is close to the positioning step, and the positioning reliability is ensured.
In a still further preferred embodiment of the present utility model, the positioning driving device is a rotary cylinder, the blade positioning pushing arm is fixedly connected to an output rotating shaft of the rotary cylinder, and the rotary cylinder is installed on the side surface of the sucker workbench. By adopting the embodiment, the rotary cylinder is used as a positioning driving device, the action is rapid and reliable, the blade positioning pushing arm swings under the driving of the rotary cylinder, the working end swings towards the direction of the blade positioning block, the positioning reliability can be conveniently ensured, and the rotary cylinder is arranged on the side surface of the sucker workbench and can rotate along with the sucker workbench, so that the relative position of the blade positioning pushing arm and the sucker workbench can be always maintained, and the smooth running of the blade positioning process is ensured.
Drawings
The blade clamping and positioning device of the straight knife sharpener is further described in detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic view of a construction of an embodiment of the blade clamping and positioning device of the straight knife sharpener of the present utility model;
FIG. 2 is a top view of the structure shown in FIG. 1;
fig. 3 is an enlarged view of a portion of the blade positioning block in the configuration of fig. 1.
In the figure: the machine comprises a machine body 1-, a positioning block cylinder 2-, a sucking disc workbench 3-, a blade positioning block 4-, a positioning step 41-, a positioning block shield 5-, a front side plate 51-, a roller path 52-, an upper side plate 53-, left and right side plates 54-, a positioning driving device 6-, a blade positioning push arm 7-and a shield 8-opening roller.
Detailed Description
In the blade clamping and positioning device of the straight blade knife grinder shown in fig. 1 and 2, a lathe bed 1 is a basic supporting component of the straight blade knife grinder, a sucker workbench 3 for installing and fixing a ground straight blade is supported on the lathe bed 1, the sucker workbench 3 can rotate left and right to adjust the working position, at least two blade positioning blocks 4 are movably arranged on one side of the sucker workbench 3, each blade positioning block 4 is arranged at intervals along the length direction of the lathe bed 1, the position of the blade positioning block 4 is lower than the position of the table surface of the sucker workbench 3 in a horizontal state, the blade positioning block 4 comprises a positioning step 41, the positioning step 41 is positioned at the front end of the blade positioning block 4, the rear end of the blade positioning block 4 is connected with the piston rod end of a positioning block cylinder 2, and the blade positioning block 4 can move back and forth along the width direction of the lathe bed 1 under the driving of the positioning block cylinder 2. The machine tool 1 is movably provided with a positioning block shield 5, the position of the positioning block shield 5 changes along with the position of a blade positioning block 4, the blade positioning block 4 in a forward extending position extends out of the opened positioning block shield 5, the blade positioning block 4 in a backward extending position is positioned in the positioning block shield 5, as a preferred implementation, referring to fig. 3, the positioning block shield 5 comprises an upper side plate 53, a front side plate 51 and a left side plate 54, the positioning block shield 5 is hinged on the machine tool 1 through a hinging shaft arranged on the left side plate 54 and a right side plate 54 and a support seat arranged on the machine tool 1, a shield opening roller 8 is arranged at the piston rod end of a positioning block cylinder 2, the shield opening roller 8 can be rotatably supported by the support seats at two ends and is arranged on the blade positioning block 4, a roller path 52 which is in contact with the shield opening roller 8 is arranged on the positioning block shield 5, one end of the roller path 52 is connected with the upper side plate 53 of the positioning block 5, the other end of the roller path 52 is connected with the lower side of the positioning block 5 in a slant direction, the shield 5 is in contact with the front side plate 51 of the positioning block rod end of the positioning block shield 5 by self-holding the roller path 52 and the positioning block 5, the piston roller of the positioning block 2 is hinged on the support seat 2 is hinged on the machine tool 1 by the support seat 2, the piston roller of the positioning block is driven by the front of the shield 2 to extend the shield 2, the shield 2 is rotated by the support of the support seat 2, and the support roller 4 is positioned by the self-weight of the front end of the positioning block 5 is positioned by the front end of the shield 4, which is positioned by the support of the support shield 4, and the positioning block 4 is positioned by the front end of the front shield 4 is positioned, and the grinding fluid and the abrasive dust in the grinding process are prevented from contaminating the blade positioning block 4.
The side of the sucker workbench 3 opposite to the blade positioning block 4 is provided with a blade positioning push arm 7, the blade positioning push arm 7 is installed on the sucker workbench 3 through a positioning driving device 6, the positioning driving device 6 is preferably a rotary cylinder, the blade positioning push arm 7 is fixedly connected to an output rotating shaft of the rotary cylinder, the rotary cylinder is installed on the side surface of the sucker workbench 3, the working end of the blade positioning push arm 7 can move along the swing of the rotating shaft of the rotary cylinder on the sucker workbench 3 to the direction of the blade positioning block 4, and in the positioning process, the straight blade is pushed to be attached to the blade positioning block 4 and the positioning step 41 to reliably finish positioning operation.
The foregoing is merely illustrative of some preferred embodiments of the present utility model, but the utility model is not limited thereto and many modifications and variations are possible. Any modifications or variations which are based on the basic principles of the present utility model should be considered as falling within the scope of the present utility model.
Claims (7)
1. The utility model provides a straight knife sharpedge grinding machine blade clamping positioner, includes lathe bed (1) and supports sucking disc workstation (3) on lathe bed (1), but sucking disc workstation (3) left and right sides rotation regulation working position, its characterized in that: at least two blade locating blocks (4) are movably arranged on one side of the sucker workbench (3), the blade locating blocks (4) are arranged at intervals along the length direction of the lathe bed (1), the blade locating blocks (4) can be driven by a locating block cylinder (2) to move back and forth along the width direction of the lathe bed (1), a locating block shield (5) is movably arranged on the lathe bed (1), the position of the locating block shield (5) changes along with the position of the blade locating block (4), the blade locating block (4) in a forward extending position extends out of the opened locating block shield (5), and the blade locating block (4) in a backward moving position is located in the locating block shield (5).
2. The straight knife sharpener blade clamping and positioning device according to claim 1, wherein: the blade locating block (4) comprises a locating step (41), the locating step (41) is located at the front end of the blade locating block (4), and the rear end of the blade locating block (4) is connected with the piston rod end of the locating block cylinder (2).
3. The straight knife sharpener blade clamping and positioning device according to claim 1 or 2, wherein: the position of the blade positioning block (4) is lower than the position of the table top of the sucker workbench (3) in a horizontal state.
4. The straight knife sharpener blade clamping and positioning device according to claim 1, wherein: the positioning block shield (5) comprises an upper side plate (53), a front side plate (51) and left and right side plates (54), and the positioning block shield (5) is hinged on the lathe bed (1) through the left and right side plates (54).
5. The straight knife sharpener blade clamping and positioning device according to claim 1 or 4, wherein: the cylinder rod end of the positioning block cylinder (2) is provided with a shield opening roller (8), the positioning block shield (5) is provided with a roller track (52) which is contacted with the shield opening roller (8), one end of the roller track (52) is connected with an upper side plate (53) of the positioning block shield (5), and the other end of the roller track (52) is connected with the lower part of a front side plate (51) of the positioning block shield (5) obliquely downwards.
6. The straight knife sharpener blade clamping and positioning device according to claim 1, wherein: a blade positioning pushing arm (7) is arranged on one side, opposite to the blade positioning block (4), of the sucker workbench (3), the blade positioning pushing arm (7) is arranged on the sucker workbench (3) through a positioning driving device (6), and the working end of the blade positioning pushing arm (7) can move on the sucker workbench (3) towards the blade positioning block (4).
7. The straight knife sharpener blade clamping and positioning device of claim 6, wherein: the positioning driving device (6) is a rotary cylinder, the blade positioning pushing arm (7) is fixedly connected to an output rotating shaft of the rotary cylinder, and the rotary cylinder is arranged on the side face of the sucker workbench (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321895743.0U CN220561254U (en) | 2023-07-18 | 2023-07-18 | Blade clamping and positioning device of straight knife sharpener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321895743.0U CN220561254U (en) | 2023-07-18 | 2023-07-18 | Blade clamping and positioning device of straight knife sharpener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220561254U true CN220561254U (en) | 2024-03-08 |
Family
ID=90090667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321895743.0U Active CN220561254U (en) | 2023-07-18 | 2023-07-18 | Blade clamping and positioning device of straight knife sharpener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220561254U (en) |
-
2023
- 2023-07-18 CN CN202321895743.0U patent/CN220561254U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2894546A (en) | Combination saw, jointer, and sander tool | |
| CN220561254U (en) | Blade clamping and positioning device of straight knife sharpener | |
| US3485123A (en) | Brush-type cleaning device for band saws | |
| CN209793327U (en) | Metal tube cutting port processing grinding device | |
| CN213319346U (en) | Metalwork grinding device for machining | |
| CN112123140B (en) | Surface positioning and polishing device for computer mainframe | |
| CN117001463A (en) | Plastic drum burr cleaning device | |
| CN108372448B (en) | Automatic edging machine | |
| CN2312097Y (en) | Miniature machine for sharpening teeth of saw disc | |
| CN219901433U (en) | Panel metal layer equipment of polishing | |
| CN220296790U (en) | Polishing device for plates | |
| CN215147408U (en) | Cutter grinding device | |
| CN217890624U (en) | Flange linear bearing grinding device | |
| CN219901475U (en) | Vertical edging machine with dust removal subassembly | |
| CN220719485U (en) | PP cutting machine | |
| JP3007816B2 (en) | Cutting device with deburring tool | |
| CN220217908U (en) | Bearing processing polisher capable of collecting scraps | |
| CN215200234U (en) | High-precision laser cutting machine | |
| CN219484364U (en) | Adjustable pipe cutting device | |
| CN211163257U (en) | Positioning auxiliary device of energy-saving building stone edge grinding machine | |
| CN215468493U (en) | Sawing machine with sawing direction from bottom to top | |
| CN215788658U (en) | Waste cleaning equipment for surface grinding machine | |
| CN217799376U (en) | Cutting equipment is used in jackscrew production | |
| CN219925465U (en) | Automatic burring special plane of square dish | |
| JP2877630B2 (en) | Plate chamfering device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |