阅读说明：本技术 一种环形零件切割固定装置 (Annular part cutting fixing device ) 是由 兰昌龙 于 2020-11-13 设计创作，主要内容包括：本发明公开了一种环形零件切割固定装置,包括基板,所述基板呈L型设置,所述基板的内拐角处安置有环形零件,所述基板后端面固定有定位板,所述定位板左下角设置有定位栓,所述定位栓上套设有压板,所述压板呈V型设置,所述压板的拐角处套设于定位栓上,所述压板的上端设置有挤压机构,所述挤压机构可与环形零件抵触,所述压板的下端延伸至基板右侧下方铰接有连接杆,所述连接杆右端面中部设置有限位杆,所述限位杆可与基板左端面抵触,所述连接杆顶端铰接有连接板,所述连接板左侧面上部设置有把手,所述连接板顶端铰接有固定块,所述固定块固定安装于基板的左侧面。(The invention discloses a cutting and fixing device for annular parts, which comprises a base plate, wherein the base plate is arranged in an L shape, the inner corner of the base plate is provided with an annular part, the rear end face of the base plate is fixed with a positioning plate, a positioning bolt is arranged at the lower left corner of the positioning plate, a pressing plate is sleeved on the positioning bolt and is arranged in a V shape, the corner of the pressure plate is sleeved on the positioning bolt, the upper end of the pressure plate is provided with an extrusion mechanism, the extrusion mechanism can be abutted against the annular part, the lower end of the pressing plate extends to the lower part of the right side of the base plate and is hinged with a connecting rod, the middle part of the right end face of the connecting rod is provided with a limiting rod which can be abutted against the left end face of the substrate, the top end of the connecting rod is hinged with a connecting plate, the upper portion of the left side face of the connecting plate is provided with a handle, the top end of the connecting plate is hinged with a fixing block, and the fixing block is fixedly installed on the left side face of the base plate.)

1. The annular part cutting and fixing device is characterized by comprising a base plate, wherein the base plate is arranged in an L shape, the inner corner of the base plate is provided with an annular part, the rear end face of the base plate is fixed with a positioning plate, a positioning bolt is arranged at the lower left corner of the positioning plate, a pressing plate is sleeved on the positioning bolt and is arranged in a V shape, the corner of the pressure plate is sleeved on the positioning bolt, the upper end of the pressure plate is provided with an extrusion mechanism, the extrusion mechanism can be abutted against the annular part, the lower end of the pressing plate extends to the lower part of the right side of the base plate and is hinged with a connecting rod, the middle part of the right end face of the connecting rod is provided with a limiting rod which can be abutted against the left end face of the substrate, the top end of the connecting rod is hinged with a connecting plate, the upper portion of the left side face of the connecting plate is provided with a handle, the top end of the connecting plate is hinged with a fixing block, and the fixing block is fixedly installed on the left side face of the base plate.

2. The annular part cutting and fixing device as claimed in claim 1, wherein the connecting plate is provided with an eccentric wheel, and the axis of the connecting plate is hinged to the fixing block.

3. The annular part cutting and fixing device as claimed in claim 2, wherein the extrusion mechanism comprises an extrusion rod and an extrusion block, the extrusion rod is connected with the upper end of the pressure plate, one end of the extrusion rod, which is far away from the pressure plate, is connected with the extrusion block, and one end of the extrusion block, which is far away from the extrusion rod, can be abutted against the annular part.

4. The annular part cutting and fixing device as claimed in claim 3, wherein the end face of the extrusion block facing the annular part is cambered.

5. The annular part cutting and fixing device as claimed in claim 4, wherein a baffle is arranged at the top end of the positioning bolt, and the rear end face of the baffle abuts against the front end face of the pressing plate.

6. The annular part cutting and fixing device as claimed in claim 5, wherein the front end face of the base plate is provided with a stopper corresponding to the annular part.

Technical Field

The invention relates to the technical field of cutting, in particular to a fixing device for cutting an annular part.

Background

The surface is the cambered surface owing to its structure of itself, and at the fixed in-process of cutting, can not fix according to the fixed mode of direction part, can not adopt conventional two parallel splint to fix promptly, because the annular part skids easily when two parallel splint fixed modes press from both sides and establish annular part, consequently needs to design a fixing device that can stabilize fast and fasten annular part.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a device for cutting and fixing an annular part, which solves the problem that the annular part is easy to slip when the annular part is fixed by the conventional double-parallel clamping plate fixing mode.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a cutting and fixing device for annular parts comprises a base plate, wherein the base plate is arranged in an L shape, annular parts are arranged at the inner corners of the base plate, a positioning plate is fixed on the rear end face of the base plate, a positioning bolt is arranged at the lower left corner of the positioning plate, a pressing plate is sleeved on the positioning bolt, the pressing plate is arranged in a V shape, the corner of the pressing plate is sleeved on the positioning bolt, the upper end of the pressing plate is provided with an extrusion mechanism, the extrusion mechanism can be abutted against the annular part, the lower end of the pressing plate extends to the lower part of the right side of the base plate and is hinged with a connecting rod, the middle part of the right end face of the connecting rod is provided with a limiting rod which can be abutted against the left end face of the substrate, the top end of the connecting rod is hinged with a connecting plate, the upper portion of the left side face of the connecting plate is provided with a handle, the top end of the connecting plate is hinged with a fixing block, and the fixing block is fixedly installed on the left side face of the base plate.

Preferably, the connecting plate is arranged in an eccentric wheel mode, and the axis of the connecting plate is hinged to the fixing block.

Preferably, the extrusion mechanism comprises an extrusion rod and an extrusion block, the extrusion rod is connected with the upper end of the pressing plate, one end, far away from the pressing plate, of the extrusion rod is connected with the extrusion block, and one end, far away from the extrusion rod, of the extrusion block can be abutted to the annular part.

Preferably, the end face of one end, facing the annular part, of the extrusion block is arranged in an arc surface.

Preferably, the top end of the positioning bolt is provided with a baffle, and the rear end face of the baffle is abutted against the front end face of the pressing plate.

Preferably, the front end face of the substrate is provided with a stop block corresponding to the annular part.

(III) advantageous effects

The invention provides a cutting and fixing device for an annular part. The method has the following beneficial effects:

according to the invention, the annular part is extruded at the inner corner of the substrate through the interference of the extrusion block and the annular part, and the pressing plate is fixed by the interference of the limiting rod and the substrate, so that the loosening of the pressing plate is prevented.

Drawings

Fig. 1 is a schematic front view of the present invention.

In the figure, 1 base plate, 2 annular parts, 3 positioning plates, 4 positioning bolts, 5 pressing plates, 6 connecting rods, 7 limiting rods, 8 connecting plates, 9 handles, 10 fixing blocks, 11 extrusion rods, 12 extrusion blocks and 13 stop blocks.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1, an embodiment of the present invention provides a technical solution: an annular part cutting and fixing device comprises a base plate 1, wherein the base plate 1 is arranged in an L shape, an annular part 2 is arranged at the inner corner of the base plate 1, a positioning plate 3 is fixed on the rear end face of the base plate 1, a positioning bolt 4 is arranged at the lower left corner of the positioning plate 3, a pressing plate 5 is sleeved on the positioning bolt 4, the pressing plate 5 is arranged in a V shape, the corner of the pressing plate 5 is sleeved on the positioning bolt 4, an extrusion mechanism is arranged at the upper end of the pressing plate 5 and can be abutted against the annular part 2, the lower end of the pressing plate 5 extends to the lower right side of the base plate 1 and is hinged with a connecting rod 6, a limiting rod 7 is arranged in the middle of the right end face of the connecting rod 6, the limiting rod 7 can be abutted against the left end face of the base plate 1, a connecting plate 8 is hinged at the top end of the, the fixed block 10 is fixedly mounted on the left side surface of the substrate 1.

Preferably, the connecting plate 8 is arranged in an eccentric wheel manner, and the axis of the connecting plate 8 is hinged to the fixing block 10.

Preferably, the extrusion mechanism comprises an extrusion rod 11 and an extrusion block 12, the extrusion rod 11 is connected with the upper end of the pressing plate 5, one end, far away from the pressing plate 5, of the extrusion rod 11 is connected with the extrusion block 12, and one end, far away from the extrusion rod 11, of the extrusion block 12 can be abutted to the annular part 2.

Preferably, the end surface of the extrusion block 12 facing the annular part 2 is arranged in a cambered surface.

Preferably, the top end of the positioning bolt 4 is provided with a baffle, and the rear end face of the baffle is abutted against the front end face of the pressing plate 5.

Preferably, the front end face of the base plate 1 is provided with a stopper 13 corresponding to the annular part 2.

The working principle is as follows: place annular part 2 in base plate 1's interior corner, and make 2 preceding terminal surfaces of annular part contradict with dog 13, push down handle 9, make the eccentric wheel around fixed block 10 anticlockwise rotation, thereby promote connecting rod 6 downwards, gag lever post 7 on the connecting rod 6 contradicts with base plate 1, and 6 bottom of connecting rod promote clamp plate 5 downwards, make clamp plate 5 around 4 anticlockwise rotations of gim peg, make extrusion block 12 contradict with annular part 2, thereby accomplish fixedly, upwards carry and draw handle 9, make the eccentric wheel around fixed block 10 clockwise turning, thereby upwards carry and draw connecting rod 6, gag lever post 7 breaks away from the conflict with base plate 1, connecting rod 6 upwards carries the lower extreme tip of clamp plate 5 and makes clamp plate 5 around 4 clockwise rotations of gim peg, thereby make extrusion block 12 break away from with annular part 2.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.