CN209878362U - Tool rest locking device - Google Patents
Tool rest locking device Download PDFInfo
- Publication number
- CN209878362U CN209878362U CN201920346909.0U CN201920346909U CN209878362U CN 209878362 U CN209878362 U CN 209878362U CN 201920346909 U CN201920346909 U CN 201920346909U CN 209878362 U CN209878362 U CN 209878362U
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- pressing plate
- base
- blade
- lifting block
- lifting
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Abstract
The utility model discloses a knife rest locking device, which comprises a base; an eccentric shaft capable of rotating around the rotation center of the base is horizontally arranged on the base; a lifting groove is vertically arranged in the base; a lifting block is arranged in the lifting groove; the eccentric shaft is arranged below the lifting block and can push the lifting block to vertically move up and down along the lifting groove; a pressing plate is arranged at the upper part of the base; the middle part of the pressure plate is rotatably arranged on the base; when the lifting block is lifted, one end of the pressing plate can be lifted to rotate the pressing plate, and the other end of the pressing plate is provided with a pressing plate inclined plane; the base is provided with a blade mounting groove; the blade mounting groove is used for mounting a blade; when the lifting block rises, the pressing plate rotates to enable the inclined surface of the pressing plate to descend, and the inclined surface of the pressing plate is matched with the blade mounting groove to position and press the blade; the utility model can tightly press the blade on the base, the flatness of the blade can reach 0.0005, and the slicing precision is within 0.001 mm; the operation is convenient, and the blade can be quickly replaced.
Description
Technical Field
The utility model relates to a simple structure, convenient operation press from both sides tightly effectually, and the knife rest locking device of the swift blade of being convenient for change.
Background
Pathological sections play a very important role in disease diagnosis in modern medicine, and the thinner the pathological section is, the more accurate the diagnosis is. The pathological microtome is an indispensable device for making pathological sections, the slicing perfectness depends on whether the slicing knife is properly fixed and sharp, and the accuracy and quality of slicing can be directly influenced if the slicing knife is not stably clamped and is in a free state in the slicing process.
Therefore, a tool rest locking device which is simple in structure, convenient to operate, good in clamping effect and convenient and fast to replace a blade is developed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a simple structure, convenient operation, presss from both sides tightly effectually, and the knife rest locking device of the swift blade of being convenient for change.
In order to solve the technical problem, the utility model discloses a technical scheme be: a tool holder locking device is provided, which comprises a base; an eccentric shaft capable of rotating around the rotation center of the base is horizontally arranged on the base; a lifting groove is vertically arranged in the base; a lifting block is arranged in the lifting groove; the eccentric shaft is arranged below the lifting block and can push the lifting block to vertically move up and down along the lifting groove; a pressing plate is arranged at the upper part of the base; the middle part of the pressure plate is rotatably arranged on the base; when the lifting block is lifted, one end of the pressing plate can be lifted to rotate the pressing plate, and the other end of the pressing plate is provided with a pressing plate inclined plane; the base is provided with a blade mounting groove; the blade mounting groove is used for mounting a blade; when the lifting block rises, the pressing plate rotates to enable the inclined surface of the pressing plate to descend, and the inclined surface of the pressing plate is matched with the blade mounting groove to position and compress the blade.
Preferably, the inclined plane of the pressure plate and the horizontal plane form an included angle of 15-75 degrees; the blade mounting groove and the horizontal plane form an included angle of 15-75 degrees; the included angle between the inclined plane of the pressing plate and the horizontal plane is not larger than the included angle between the blade mounting groove and the horizontal plane.
Preferably, one end of the eccentric shaft is fixedly provided with a handle mounting seat; a handle is arranged on the handle mounting seat; the rotating handle can drive the eccentric shaft to rotate.
Preferably, the middle part of the pressure plate is arranged on a rotating shaft which is horizontally arranged through a connecting rod; the rotation shaft is horizontally disposed on the base.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:
the utility model uses the rotation of the eccentric shaft to drive the lifting block to vertically move up and down, and then indirectly drive the pressing block to rotate around the rotating shaft, so as to tightly press the blade on the base, the flatness of the pressed blade can reach 0.0005, and the blade can be used for slicing more uniformly and with the slicing precision within 0.001 mm; the utility model has the advantages of being simple in structure and convenient in operation, it is effectual to press from both sides tightly, and is convenient for swiftly change the blade.
Drawings
FIG. 1 is a front view of the tool holder locking device of the present invention;
FIG. 2 is a cross-sectional view of a left side view of the tool holder locking device of the present invention;
fig. 3 is an enlarged view of a portion a in fig. 2;
the parts in the drawings are numbered as follows: 1. a base; 2. an eccentric shaft; 3. a lifting block; 4. pressing a plate; 5. a rotating shaft; 6. a handle; 7. a blade; 8. a handle mount; 9. a lifting groove; 10. a blade mounting groove.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Referring to fig. 1-3, an embodiment of the present invention includes:
a tool rest locking device comprises a base 1; an eccentric shaft 2 which can rotate around the rotation center of the base 1 is horizontally arranged on the base; a handle mounting seat 8 is fixedly arranged at one end of the eccentric shaft 2; the handle mounting seat 8 is provided with a handle 6; the rotating handle 6 can drive the eccentric shaft 2 to rotate; a lifting groove 9 is vertically arranged in the base 1; the lifting groove 9 is internally provided with a lifting block 3; the eccentric shaft 2 is arranged below the lifting block 3 and can push the lifting block 3 to vertically move up and down along the lifting groove 9; a pressing plate 4 is arranged at the upper part of the base 1; the middle part of the pressure plate 4 is arranged on a rotating shaft 5 which is horizontally arranged through a connecting rod (not shown); the rotating shaft 5 is horizontally arranged on the base 1; when the lifting block 3 is lifted, one end of the pressing plate 4 can be lifted, so that the pressing plate 4 rotates around the rotating shaft 5, and the other end of the pressing plate 4 is provided with a pressing plate inclined plane (not shown); the base is provided with a blade mounting groove 10; the blade mounting groove 10 is used for accommodating a blade 7; when the lifting block 3 is lifted, the pressure plate 4 rotates around the rotating shaft 5, so that the inclined surface of the pressure plate descends, and the inclined surface of the pressure plate is matched with the blade mounting groove 10 to position and press the blade 7.
The inclined plane of the pressure plate and the horizontal plane form an included angle of 15-75 degrees.
The blade mounting groove 10 is also arranged at an included angle of 15-75 degrees with the horizontal plane; the included angle between the inclined plane of the pressing plate and the horizontal plane is not more than the included angle between the blade mounting groove 10 and the horizontal plane.
When the device works, the eccentric shaft 2 is rotated by rotating the handle 1, and when the lifting block 3 is pushed upwards, the lifting block 3 drives the pressing plate 5 to rotate clockwise around the rotating shaft 5, so that the inclined surface of the pressing plate is matched with the blade mounting groove 10, and the blade 6 is flatly pressed on the base 4. The flatness of the blade 6 after being pressed can reach 0.0005, and the blade 6 can be used for slicing more uniformly with the slicing precision within 0.001 mm.
The rotating handle 1 makes the eccentric shaft 2 rotate, when the lifting block 3 moves downwards, the lifting block 3 drives the pressing plate 5 to rotate anticlockwise around the rotating shaft 5, the inclined surface of the pressing plate is far away from the blade mounting groove 10, the blade 6 can be taken out, and the blade 6 can be replaced conveniently and quickly.
Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:
the utility model uses the rotation of the eccentric shaft to drive the lifting block 3 to move vertically up and down, and then indirectly drives the pressing block to rotate around the rotating shaft, so as to press the blade on the base, the flatness of the blade 6 after being pressed can reach 0.0005, and the blade 6 can be used for slicing more uniformly and with the slicing precision within 0.001 mm; the utility model has the advantages of being simple in structure and convenient in operation, it is effectual to press from both sides tightly, and is convenient for swiftly change the blade.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (4)
1. A tool rest locking device comprises a base; the method is characterized in that: an eccentric shaft capable of rotating around the rotation center of the base is horizontally arranged on the base; a lifting groove is vertically arranged in the base; a lifting block is arranged in the lifting groove; the eccentric shaft is arranged below the lifting block and can push the lifting block to vertically move up and down along the lifting groove; a pressing plate is arranged at the upper part of the base; the middle part of the pressure plate is rotatably arranged on the base; when the lifting block is lifted, one end of the pressing plate can be lifted to rotate the pressing plate, and the other end of the pressing plate is provided with a pressing plate inclined plane; the base is provided with a blade mounting groove; the blade mounting groove is used for mounting a blade; when the lifting block rises, the pressing plate rotates to enable the inclined surface of the pressing plate to descend, and the inclined surface of the pressing plate is matched with the blade mounting groove to position and compress the blade.
2. The toolholder locking device as set forth in claim 1, wherein: the inclined plane of the pressure plate and the horizontal plane form an included angle of 15-75 degrees; the blade mounting groove and the horizontal plane form an included angle of 15-75 degrees; the included angle between the inclined plane of the pressing plate and the horizontal plane is not larger than the included angle between the blade mounting groove and the horizontal plane.
3. The toolholder locking device as set forth in claim 1, wherein: one end of the eccentric shaft is fixedly provided with a handle mounting seat; a handle is arranged on the handle mounting seat; the rotating handle can drive the eccentric shaft to rotate.
4. The toolholder locking device as set forth in claim 1, wherein: the middle part of the pressure plate is arranged on a rotating shaft which is horizontally arranged through a connecting rod; the rotation shaft is horizontally disposed on the base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920346909.0U CN209878362U (en) | 2019-03-19 | 2019-03-19 | Tool rest locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920346909.0U CN209878362U (en) | 2019-03-19 | 2019-03-19 | Tool rest locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209878362U true CN209878362U (en) | 2019-12-31 |
Family
ID=68955559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920346909.0U Active CN209878362U (en) | 2019-03-19 | 2019-03-19 | Tool rest locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209878362U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111496900A (en) * | 2020-04-27 | 2020-08-07 | 华中科技大学 | Flexible clamping device and method for providing uniform force and vibration cutting device |
-
2019
- 2019-03-19 CN CN201920346909.0U patent/CN209878362U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111496900A (en) * | 2020-04-27 | 2020-08-07 | 华中科技大学 | Flexible clamping device and method for providing uniform force and vibration cutting device |
| CN111496900B (en) * | 2020-04-27 | 2021-06-25 | 华中科技大学 | Flexible clamping device and method for providing uniform force and vibration cutting device |
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