CN219837630U - Needle pressing mechanism and polishing equipment - Google Patents
Needle pressing mechanism and polishing equipment Download PDFInfo
- Publication number
- CN219837630U CN219837630U CN202321061494.5U CN202321061494U CN219837630U CN 219837630 U CN219837630 U CN 219837630U CN 202321061494 U CN202321061494 U CN 202321061494U CN 219837630 U CN219837630 U CN 219837630U
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- China
- Prior art keywords
- needle
- needle pressing
- drill point
- piece
- drill
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- 230000007246 mechanism Effects 0.000 title claims abstract description 34
- 238000005498 polishing Methods 0.000 title abstract description 36
- 230000008093 supporting effect Effects 0.000 claims abstract description 44
- 238000000034 method Methods 0.000 abstract description 13
- 230000002349 favourable effect Effects 0.000 abstract description 3
- 230000002045 lasting effect Effects 0.000 abstract description 3
- 230000001737 promoting effect Effects 0.000 abstract description 3
- 238000005553 drilling Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model relates to the technical field of drilling needle polishing equipment, and particularly discloses a needle pressing mechanism and polishing equipment, comprising the following steps: a base; the needle pressing piece is movably connected to the base; the first end of the needle pressing piece is provided with a drill needle supporting part; the first driving piece is arranged on the base and is in driving connection with the needle pressing piece so as to drive the drill needle supporting part to continuously abut against the drill needle. During the use, last to pressing the needle spare through first driving piece and drive and adjust, just can realize lasting regulation to the drill point supporting part, then when the drill point was polished to smaller diameter size, the drill point supporting part can the butt support all the time on the second end of drill point to realize carrying out real-time support to the second end of drill point, thereby avoid the drill point to produce the risk of beat in polishing the in-process, and then be favorable to promoting the precision of polishing of drill point and reduce the drill point and produce the risk of breaking, the effective of the operation of polishing of being convenient for goes on.
Description
Technical Field
The utility model relates to the technical field of drill point polishing equipment, in particular to a needle pressing mechanism and polishing equipment.
Background
The drill is generally an elongated precision machining tool, and during the forming process, polishing operation is generally required to be performed on the drill so as to enable the drill to meet the preset requirements of dimensional precision and finish precision. In the prior art, when the drill point is polished, the first end of the drill point is usually clamped in a clamping cylinder of polishing equipment, and the second end of the drill point is suspended, so that the drill point is driven to rotate through rotation of the clamping cylinder, and the surface of the drill point can be polished through a grinding wheel; however, when the clamping cylinder drives the drill point to rotate, the second end of the drill point is easy to swing so as to easily increase polishing errors, and when the drill point is polished to a smaller diameter size, the second end of the drill point is easy to swing so as to easily increase the risk of breakage of the drill point, so that polishing operation is not facilitated; therefore, the second end of the drill needle needs to be supported in real time by the needle pressing mechanism, so that the second end of the drill needle is prevented from deflecting during polishing, the polishing precision of the drill needle is conveniently improved, and the risk of breakage of the drill needle is reduced.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a needle pressing mechanism and polishing equipment, which solve the problem that the second end of a drill needle in the prior art deflects during polishing.
In order to achieve the above object, the present utility model provides the following technical solutions:
a needle pressing mechanism comprising:
a base;
the needle pressing piece is movably connected to the base; the first end of the needle pressing piece is provided with a drill needle supporting part;
the first driving piece is arranged on the base and is in driving connection with the needle pressing piece so as to drive the drill needle supporting part to continuously abut against the drill needle.
Optionally, the drill point supporting part is provided with an inclined supporting surface for abutting with the drill point.
Optionally, the needle pressing mechanism further comprises a wear-resistant piece, and the wear-resistant piece is arranged on the inclined supporting surface.
Optionally, the inclined supporting surface is provided with a first installation part, the wear-resisting piece is provided with a second installation part, and the second installation part is detachably connected to the first installation part.
Optionally, the needle pressing piece is rotatably connected to the base; the first driving piece comprises an elastic piece, one end of the elastic piece is connected with the base, and the other end of the elastic piece is connected with the needle pressing piece.
Optionally, the needle pressing mechanism further comprises a rotating shaft, and the needle pressing piece is rotationally connected with the base through the rotating shaft; the rotating shaft is arranged between the drill point supporting part and the first driving piece.
Optionally, the needle pressing mechanism further includes a second driving member, where the second driving member is disposed on the base, and a driving portion that is used for driving and connecting with the second end of the needle pressing member is disposed on the second driving member.
Optionally, the needle pressing mechanism further comprises a limiting seat, wherein the limiting seat is fixedly arranged on the base, and a limiting part for limiting the swing amplitude of the needle pressing piece is arranged on the limiting seat.
Optionally, the needle pressing mechanism further includes an adjusting member, where the adjusting member is screwed on the limiting portion, so that a limiting end of the adjusting member is close to or far away from the limiting portion.
The utility model also provides polishing equipment, which comprises the needle pressing mechanism.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model provides a needle pressing mechanism and polishing equipment, when in use, the second end of a drill needle (namely, one end of the drill needle far away from a clamp cylinder of the polishing equipment) is supported by a drill needle supporting part in an abutting mode, so that the second end of the drill needle can be prevented from being arranged in a hanging mode, and the second end of the drill needle can be prevented from generating a deflection risk during polishing operation; simultaneously, last to pressing needle spare drive regulation through first driving piece, just can realize lasting regulation to the drill point supporting part, then when the drill point polishes to smaller diameter size, the drill point supporting part can the butt support all the time on the second end of drill point to realize supporting the second end of drill point in real time, thereby avoid the drill point to produce the risk of beat in polishing the in-process, and then be favorable to promoting the precision of polishing of drill point and reduce the drill point and produce the risk of breaking, the effective of polishing operation of being convenient for goes on.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic front view of a needle pressing mechanism provided by the utility model;
FIG. 2 is an enlarged view of portion A of FIG. 1 provided by the present utility model;
FIG. 3 is a schematic perspective view of a needle pressing mechanism according to the present utility model;
fig. 4 is a schematic perspective view of a needle pressing mechanism provided by the utility model.
In the above figures: 1. a drill needle; 2. a base; 3. a needle pressing piece; 31. a drill point supporting part; 311. a sloped support surface; 4. a first driving member; 5. a wear part; 6. a rotating shaft; 7. a second driving member; 8. a limit seat; 81. a limit part; 9. an adjusting member.
Detailed Description
In order to make the objects, features and advantages of the present utility model more obvious and understandable, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the embodiments described below are only some embodiments of the present utility model, not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be understood that the detailed description and specific examples, while indicating the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model. Wherein the exemplary embodiments are described as processes or methods depicted as flowcharts; although a flowchart depicts various operations or step processes as a certain order, many of the operations or steps can be performed in parallel, concurrently or simultaneously, and the order of the various operations can be rearranged. When its operations or steps are completed, the corresponding process may be terminated, and there may be additional steps not included in the drawings. The processes described above may correspond to methods, functions, procedures, subroutines, and the like, and embodiments of the utility model and features of the embodiments may be combined with one another without conflict.
The term "comprising" and variants thereof as used herein is intended to be open ended, i.e., including, but not limited to. The term "based on" is based at least in part on. The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings; it is to be understood that for convenience of description, only some, but not all of the structures relevant to the present utility model are shown in the drawings.
Referring to fig. 1 to 4, an embodiment of the present utility model provides a needle pressing mechanism, which includes:
a base 2;
the needle pressing piece 3 is movably connected to the base 2; the first end of the needle pressing piece 3 is provided with a drill needle supporting part 31;
the first driving member 4, the first driving member 4 is disposed on the base 2 and is in driving connection with the pin pressing member 3, so as to drive the drill point supporting portion 31 to continuously abut against the drill point 1.
According to the above scheme, when in use, the second end of the drill needle 1 (i.e. the end of the drill needle 1 far away from the clamping cylinder of the polishing device) is supported by the drill needle supporting part 31 in an abutting manner, so that the suspension of the second end of the drill needle 1 can be avoided, and the risk of deflection of the second end of the drill needle 1 during polishing operation can be avoided; simultaneously, last to pressing needle spare 3 drive regulation through first driving piece 4, just can realize lasting regulation to drill point supporting part 31, then when drill point 1 polishes to smaller diameter size, drill point supporting part 31 can the butt support all the time on the second end of drill point 1 to realize carrying out real-time support to the second end of drill point 1, thereby avoid drill point 1 to produce the risk of beat in the process of polishing, and then be favorable to promoting the precision of polishing to drill point 1 and reduce drill point 1 and produce the risk of breaking, the effective of the operation of being convenient for polishes.
Specifically, in order to facilitate the drill point supporting portion 31 to continuously abut against and support the second end of the drill point 1 during the adjustment process, so that the drill point 1 has stable polishing quality, the drill point supporting portion 31 is provided with an inclined supporting surface 311 for abutting against the drill point 1.
Further, during polishing, in order to avoid the abrasion of the inclined supporting surface 311 to affect the supporting effect, the needle pressing mechanism further includes a wear-resistant member 5, and the wear-resistant member 5 is disposed on the inclined supporting surface 311.
In this embodiment, the wear-resistant member 5 is preferably made of diamond, and when the drill point 1 is polished to a smaller diameter, the grinding wheel may contact with the inclined supporting surface 311, so that the inclined supporting surface 311 may be worn, and then the inclined supporting surface 311 may be prevented from being worn by setting the wear-resistant member 5 on the inclined supporting surface 311, so that the inclined supporting surface 311 may be better protected, so as to be beneficial to ensuring a better supporting effect.
Specifically, in order to facilitate the assembly, disassembly and replacement of the wear-resistant member 5, the inclined support surface 311 is provided with a first mounting portion, and the wear-resistant member 5 is provided with a second mounting portion, which is detachably connected to the first mounting portion.
In this embodiment, the first installation portion is a clamping groove, and the second installation portion is a clamping block adapted to the first installation portion, so that the second installation portion is clamped with the first installation portion. The wear-resistant member 5 may be detachably attached to the drill point support 31 by a connector such as a screw.
Furthermore, in order to facilitate the driving adjustment of the needle pressing piece 3, the needle pressing piece 3 is rotatably connected to the base 2; the first driving piece 4 comprises an elastic piece, one end of the elastic piece is connected with the base 2, the other end of the elastic piece is connected with the needle pressing piece 3, and the wear-resistant piece 5 on the inclined supporting surface 311 can always abut against the drill needle 1 under the elastic action of the elastic piece.
In this embodiment, the elastic member is a spring, and the needle pressing member 3 can be driven to rotate under the elastic action of the elastic member, so as to meet the use requirement.
Furthermore, in order to facilitate the rotary connection of the needle pressing piece 3 on the base 2 to meet the use requirement, the needle pressing mechanism further comprises a rotating shaft 6, and the needle pressing piece 3 is rotationally connected with the base 2 through the rotating shaft 6; the spindle 6 is arranged between the drill point support 31 and the first driver 4.
In this embodiment, a bearing seat is disposed on the base 2, and a bearing adapted to the bearing seat is disposed on one end of the rotating shaft 6, so that one end of the rotating shaft 6 is rotatably connected to the base 2.
Further, in order to facilitate the picking and placing operation of the drill needle 1, the needle pressing mechanism further comprises a second driving piece 7, the second driving piece 7 is arranged on the base 2, and a driving part for driving and connecting with the second end of the needle pressing piece 3 is arranged on the second driving piece 7. In this embodiment, the second driving member 7 is a cylinder.
Before polishing operation starts, the second driving piece 7 drives the driving part to jack up the second end of the needle pressing piece 3, at the moment, the first end of the needle pressing piece 3 moves downwards, so that enough space is reserved between the wear-resisting piece 5 on the inclined supporting surface 311 and the grinding wheel for feeding the drill needle 1, after the drill needle 1 is fed to the clamping cylinder, the second driving piece 7 drives the driving part to reset, and the wear-resisting piece 5 on the inclined supporting surface 311 supports the drill needle 1; in the polishing operation process, under the elastic force operation of the first driving piece 4, the wear-resistant piece 5 on the inclined supporting surface 311 always plays a supporting role on the drill point 1; after finishing the polishing operation, the second driving member 7 works to separate the wear-resistant member 5 on the inclined supporting surface 311 from the drill point, thereby facilitating the removal of the polished drill point 1.
Further, in order to be convenient for with pressing needle 3 spacing in the swing range of predetermineeing to satisfy the user demand of polishing, should press needle mechanism still includes spacing seat 8, and spacing seat 8 sets firmly on base 2, is equipped with the spacing portion 81 that is used for defining the swing range of pressing needle 3 on the spacing seat 8. Specifically, the limiting seat 8 is located between the rotating shaft 6 and the first driving member 4, the needle pressing member 3 penetrates through the limiting portion 81, the limiting portion 81 may be a groove or a through hole, and the limiting portion 81 has a limiting space for the needle pressing member 3 to swing.
Further, in order to facilitate adjustment of the preset swing amplitude of the needle pressing piece 3 to meet different polishing use requirements, the needle pressing mechanism further comprises an adjusting piece 9, wherein the adjusting piece 9 is in threaded connection with the limiting portion 81, so that the limiting end of the adjusting piece 9 is close to or far from the limiting portion 81; when the limiting end of the adjusting piece 9 is close to the limiting part 81, the limiting space is increased, and the swinging amplitude of the needle pressing piece 3 is increased; when the limiting end of the adjusting member 9 is away from the limiting portion 81, the limiting space is reduced, and the swingable amplitude of the needle pressing member 3 is reduced.
In this embodiment, the adjusting member 9 is an adjusting screw, and the adjusting member 9 is provided with a threaded portion in threaded connection with the limiting portion 81, so that the adjusting member 9 can also move along the axial direction of the adjusting member 9 while rotating by rotating the adjusting member 9, and further the limiting end of the adjusting member 9 is close to or far away from the limiting portion 81, so as to meet the use requirement.
The embodiment of the utility model also provides polishing equipment, which comprises the needle pressing mechanism.
The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. A needle pressing mechanism, comprising:
a base (2);
the needle pressing piece (3), the needle pressing piece (3) is movably connected to the base (2); a drill point supporting part (31) is arranged at the first end of the needle pressing piece (3);
the first driving piece (4), the first driving piece (4) is arranged on the base (2) and is in driving connection with the needle pressing piece (3), so that the drill point supporting part (31) is driven to continuously abut against the drill point (1).
2. The needle pressing mechanism according to claim 1, wherein the drill point supporting portion (31) is provided with an inclined supporting surface (311) for abutting against the drill point (1).
3. The needle pressing mechanism according to claim 2, further comprising a wear part (5), said wear part (5) being provided on said inclined support surface (311).
4. A needle pressing mechanism according to claim 3, characterized in that the inclined support surface (311) is provided with a first mounting portion, the wear part (5) is provided with a second mounting portion, and the second mounting portion is detachably connected to the first mounting portion.
5. A needle pressing mechanism according to claim 1, characterized in that the needle pressing member (3) is rotatably connected to the base (2); the first driving piece (4) comprises an elastic piece, one end of the elastic piece is connected with the base (2), and the other end of the elastic piece is connected with the needle pressing piece (3).
6. The needle pressing mechanism according to claim 1, further comprising a rotating shaft (6), wherein the needle pressing member (3) is rotatably connected with the base (2) through the rotating shaft (6); the rotating shaft (6) is arranged between the drill point supporting part (31) and the first driving piece (4).
7. The needle pressing mechanism according to claim 5, further comprising a second driving member (7), wherein the second driving member (7) is arranged on the base (2), and a driving part for driving connection with the second end of the needle pressing member (3) is arranged on the second driving member (7).
8. The needle pressing mechanism according to claim 1, further comprising a limiting seat (8), wherein the limiting seat (8) is fixedly arranged on the base (2), and a limiting part (81) for limiting the swing amplitude of the needle pressing piece (3) is arranged on the limiting seat (8).
9. Needle pressing mechanism according to claim 8, further comprising an adjusting member (9), the adjusting member (9) being screwed onto the limiting portion (81) such that a limiting end of the adjusting member (9) is close to or remote from the limiting portion (81).
10. A sharpening apparatus comprising a needle pressing mechanism as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321061494.5U CN219837630U (en) | 2023-05-05 | 2023-05-05 | Needle pressing mechanism and polishing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321061494.5U CN219837630U (en) | 2023-05-05 | 2023-05-05 | Needle pressing mechanism and polishing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219837630U true CN219837630U (en) | 2023-10-17 |
Family
ID=88305262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321061494.5U Active CN219837630U (en) | 2023-05-05 | 2023-05-05 | Needle pressing mechanism and polishing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219837630U (en) |
-
2023
- 2023-05-05 CN CN202321061494.5U patent/CN219837630U/en active Active
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| GR01 | Patent grant |