CN210589641U

CN210589641U - Knife rest

Info

Publication number: CN210589641U
Application number: CN201921412649.9U
Authority: CN
Inventors: 王久生; 杨容; 杨洪斌
Original assignee: Suzhou Shengkerui Precision Technology Co Ltd
Current assignee: Suzhou Shengkerui Precision Technology Co Ltd
Priority date: 2019-08-28
Filing date: 2019-08-28
Publication date: 2020-05-22
Anticipated expiration: 2029-08-28

Abstract

The utility model discloses a knife rest, which comprises a knife rest, wherein a tightening mechanism is arranged on the knife rest, the tightening mechanism comprises an eccentric rod and a tightening block, the knife rest is also provided with a mounting hole for accommodating the eccentric rod and a limiting hole for accommodating the tightening block, the limiting hole is communicated with the mounting hole, a through hole matched with the eccentric rod is arranged on a compressing block, the eccentric rod is arranged in the through hole in a penetrating way, and the compressing block is driven to move in the limiting hole by matching with the through hole when the eccentric rod rotates; the pressing plate is arranged on the cutter holder and is connected with the cutter holder through a rotating shaft, the bottom of the pressing plate is abutted to the abutting block, the abutting block upwards drives the pressing plate to rotate along the rotating shaft, and the blade is tightly pressed and fixed on the cutter holder. The utility model discloses a knife rest simple structure, convenient assembling can effectively improve section efficiency, and it supports tight piece through the eccentric bar drive, and then drives the clamp plate and is fixed in the blade holder on with the blade. Secondly, through set up the through-hole on the piece that supports, wear to locate in the through-hole with the eccentric rod, improved connection stability.

Description

Knife rest

Technical Field

The utility model relates to a slicer technical field, in particular to knife rest.

Background

When carrying out biological sample analysis, need with biological sample section to put it and carry out analysis and detection under the microscope, the knife rest need be used usually to current section operation, utilizes the blade on the knife rest to slice, and current knife rest mostly has the structure complicacy, assembles inconvenient problem, thereby has influenced section efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provide a knife rest which is simple in structure and convenient to assemble. The technical scheme is as follows:

a tool holder, comprising:

the tool apron is provided with a tightening mechanism, the tightening mechanism comprises an eccentric rod and a tightening block, the tool apron is also provided with a mounting hole for accommodating the eccentric rod and a limiting hole for accommodating the tightening block, the limiting hole is communicated with the mounting hole, the pressing block is provided with a through hole matched with the eccentric rod, the eccentric rod penetrates through the through hole, and the eccentric rod is matched with the through hole to drive the pressing block to move in the limiting hole when rotating;

the pressing plate is arranged on the cutter holder and connected with the cutter holder through a rotating shaft, the bottom of the pressing plate is abutted to the abutting block, and the abutting block upwards drives the pressing plate to rotate along the rotating shaft so as to tightly press and fix the blade on the cutter holder.

As a further improvement, the tightening mechanism further comprises a support column, the front end of the eccentric rod is provided with a ring-shaped support groove matched with the support column, and the support column is matched with the ring-shaped support groove to support the eccentric rod to rotate.

As a further improvement of the utility model, the utility model also comprises a guard bar, the guard bar pass through the connecting rod with the blade holder rotates to be connected.

As a further improvement, the utility model also comprises an installation block, the installation block pass through the bolt with the blade holder is connected, be equipped with on the installation block with fender rod complex spacing groove, the fender rod can upwards rotate to with the spacing groove butt.

As a further improvement, the cover is equipped with first mounting panel in the pivot, the clamp plate bottom is equipped with the second mounting panel, first mounting panel passes through bolted connection with the second mounting panel.

As a further improvement of the utility model, still be equipped with the preforming on the blade holder, be equipped with on the preforming and hold the blade groove of blade.

As a further improvement of the present invention, the front end of the pressing plate is provided with a pressing portion that abuts against the blade.

As a further improvement of the utility model, a handle is arranged on the eccentric rod.

The utility model has the advantages that:

the utility model discloses a knife rest simple structure, convenient assembling can effectively improve section efficiency, and it supports tight piece through the eccentric bar drive, and then drives the clamp plate and is fixed in the blade holder on with the blade. Secondly, through set up the through-hole on the piece that supports, wear to locate in the through-hole with the eccentric rod, improved connection stability.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic view of the overall structure of a tool holder according to an embodiment of the present invention;

FIG. 2 is a schematic view of the internal structure of a tool holder according to an embodiment of the present invention;

FIG. 3 is an exploded schematic view of FIG. 2;

FIG. 4 is a schematic structural view of a tool holder according to an embodiment of the present invention;

FIG. 5 is a schematic structural view of a pressing plate according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a tightening mechanism in an embodiment of the present invention;

fig. 7 is a schematic structural view of a tablet in an embodiment of the present invention.

Description of the labeling: 100. a tool apron; 110. a tightening mechanism; 111. an eccentric rod; 112. a propping block; 113. an annular support groove; 114. a support pillar; 115. a handle; 121. mounting holes; 130. a rotating shaft; 140. a first mounting plate; 200. pressing a plate; 210. a second mounting plate; 220. a pressing part; 300. a guard bar; 310. mounting blocks; 311. a limiting groove; 400. a blade; 500. tabletting; 510. an insert pocket.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

As shown in fig. 1 to 4, in order to provide the tool holder according to the embodiment of the present invention, the tool holder includes a tool holder 100 and a pressing plate 200, and a tightening mechanism 110 is provided on the tool holder 100.

As shown in fig. 6, the tightening mechanism 110 includes an eccentric rod 111 and a tightening block 112, the tool holder 100 is further provided with a mounting hole 121 for accommodating the eccentric rod 111 and a limiting hole for accommodating the tightening block 112, the limiting hole is communicated with the mounting hole 121, the tightening block 112 is provided with a through hole matched with the eccentric rod 111, the eccentric rod 111 is arranged in the through hole in a penetrating manner, and the eccentric rod 111 cooperates with the through hole to drive the tightening block 112 to move in the limiting hole when rotating. In this embodiment, the eccentric rod 111 is provided with a handle 115.

The pressing plate 200 is disposed on the tool holder 100, the pressing plate 200 is connected to the tool holder 100 through the rotating shaft 130, the bottom of the pressing plate 200 abuts against the abutting block 112, the abutting block 112 upwardly drives the pressing plate 200 to rotate along the rotating shaft 130, and the blade 400 is pressed and fixed on the tool holder 100.

The abutting mechanism 110 further includes a supporting pillar 114, the front end of the eccentric rod 111 is provided with an annular supporting groove 113 matched with the supporting pillar 114, and the supporting pillar 114 and the annular supporting groove 113 are matched to support the eccentric rod 111 to rotate.

The tool holder further comprises a guard bar 300 and a mounting block 310, the guard bar 300 being rotatably connected to the tool holder 100. The mounting block 310 is connected with the tool holder 100 through a bolt, a limiting groove 311 matched with the guard bar 300 is arranged on the mounting block 310, and the guard bar 300 can rotate upwards to abut against the limiting groove 311.

The rotating shaft 130 is sleeved with a first mounting plate 140, as shown in fig. 5, a second mounting plate 210 is arranged at the bottom of the pressing plate 200, and the first mounting plate 140 is connected with the second mounting plate 210 through bolts.

The tool holder 100 is further provided with a pressing piece 500, and as shown in fig. 7, the pressing piece 500 is provided with an insert groove 410 for accommodating the insert 400. The pressing portion 220 abutting the blade 400 is provided at the front end of the pressing plate 200.

During assembly, the blade 400 is placed in the blade slot 410, the eccentric rod 111 is rotated by the handle 115, the eccentric rod 111 drives the abutting block 112 to move upwards, the abutting block 112 drives the pressing plate 200 to move upwards, the pressing plate 200 rotates around the rotating shaft 130, and the front end pressing part 220 of the pressing plate 200 presses and fixes the blade 400 on the tool apron 100.

The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. A tool holder, comprising:

the tool apron is provided with a tightening mechanism, the tightening mechanism comprises an eccentric rod and a tightening block, the tool apron is also provided with a mounting hole for accommodating the eccentric rod and a limiting hole for accommodating the tightening block, the limiting hole is communicated with the mounting hole, the tightening block is provided with a through hole matched with the eccentric rod, the eccentric rod penetrates through the through hole, and the eccentric rod is matched with the through hole to drive the tightening block to move in the limiting hole when rotating;

2. The tool rest of claim 1, wherein the tightening mechanism further comprises a support post, an annular support groove matched with the support post is formed in the front end of the eccentric rod, and the support post and the annular support groove are matched to support the eccentric rod to rotate.

3. The cartridge of claim 1, further comprising a guard bar, the guard bar being pivotally coupled to the cartridge by a link.

4. The tool rest according to claim 3, further comprising a mounting block, wherein the mounting block is connected to the tool post via a bolt, the mounting block is provided with a limiting groove engaged with the guard bar, and the guard bar is rotatable upward to abut against the limiting groove.

5. The tool rest according to claim 1, wherein a first mounting plate is sleeved on the rotating shaft, a second mounting plate is arranged at the bottom of the pressure plate, and the first mounting plate and the second mounting plate are connected through bolts.

6. The holder of claim 1, wherein said holder further comprises a pressing plate, said pressing plate having an insert pocket for receiving said insert.

7. The blade holder of claim 1 wherein the front end of the pressure plate is provided with a clamping portion that abuts the blade.

8. The cartridge of claim 1, wherein said eccentric rod is provided with a handle.