CN218694541U - Inserting sheet type hole puncher for soft hole saw - Google Patents
Inserting sheet type hole puncher for soft hole saw Download PDFInfo
- Publication number
- CN218694541U CN218694541U CN202223015334.5U CN202223015334U CN218694541U CN 218694541 U CN218694541 U CN 218694541U CN 202223015334 U CN202223015334 U CN 202223015334U CN 218694541 U CN218694541 U CN 218694541U
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- groove
- locking
- puncher
- saw blade
- locking piece
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/04—Drills for trepanning
- B23B51/0473—Details about the connection between the driven shaft and the tubular cutting part; Arbors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling Tools (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The utility model discloses an inserting sheet type soft hole saw puncher, which comprises a puncher body, a plurality of saw blade grooves and a plurality of guide rails, wherein the puncher body is provided with a plurality of saw blade grooves; the saw blade fixing pin is in radial insertion fit with the puncher body to fix the saw blade; the locking piece is movably arranged on the puncher body; the saw blade fixing pin is provided with a locking groove, and the locking piece is provided with a locking part and an unlocking groove; when the locking piece moves to the state that the locking part is matched with the locking groove, the saw blade fixing pin is fixed; when the locking piece moves to the locking groove and the unlocking groove are matched, the saw blade fixing pin can move through the unlocking groove. The utility model aims to solve the technical problem that exists among the prior art, provide a soft hole saw hole puncher of inserted sheet formula, it can drop and splash the problem of hindering the people in order to solve reversal in-process saw bit, can solve the loaded down with trivial details problem of ordinary protection device loading and unloading on the market again.
Description
Technical Field
The utility model relates to a hole puncher technical field, concretely relates to soft hole saw hole puncher of inserted sheet formula.
Background
The original inserting sheet type soft hole saw clamping groove is one-directional, only one direction can be rotated when the hole is punched, and if an operator rotates the gun drill reversely, the saw blade is just fallen off or even splashed out to hurt people.
Most of the similar anti-reverse structures in the market fix the saw blade by a lateral screw, and the mode is complicated to use and is very inconvenient to replace the saw blade.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved by the utility model
The utility model aims to solve the technical problem that exists among the prior art, provide a soft hole saw hole puncher of inserted sheet formula, it can drop and splash the problem of hindering the people in order to solve reversal in-process saw bit, can solve the loaded down with trivial details problem of ordinary protection device loading and unloading on the market again.
2. Technical scheme
In order to solve the above problem, the utility model provides a technical scheme does:
an inserting sheet type soft hole saw puncher comprises a puncher body, a positioning device and a positioning device, wherein the puncher body is provided with a plurality of saw blade grooves; the saw blade fixing pin is in radial insertion fit with the puncher body to fix the saw blade; the locking piece is movably arranged on the puncher body; the saw blade fixing pin is provided with a locking groove, and the locking piece is provided with a locking part and an unlocking groove; when the locking piece moves to the state that the locking part is matched with the locking groove, the saw blade fixing pin is fixed; when the locking piece moves to the locking groove and the unlocking groove are matched, the saw blade fixing pin can move through the unlocking groove.
Optionally, the locking groove is an annular groove formed in the saw blade fixing pin, and the locking portion is a protrusion formed in the locking member.
Optionally, the locking groove has a groove diameter not smaller than a diameter of the blade fixing pin.
Optionally, the locking slot has a slot diameter greater than a diameter of the blade securing pin.
Optionally, one end of the saw blade fixing pin is exposed outside the puncher body and connected with a first large head.
Optionally, one end of the locking member is exposed outside the hole puncher body and is connected with a second big head.
Optionally, the locking device further comprises an elastic member for pushing the locking member to move until the locking member is matched with the locking groove.
Optionally, the locking device further comprises a limiting structure for limiting the movable path of the locking piece.
Optionally, the limiting structure comprises a first limiting groove arranged on the locking piece and a limiting pin arranged on the puncher body and matched with the first limiting groove, and the first limiting groove extends along the moving direction of the locking piece.
Optionally, the limiting structure comprises an elastic buckle arranged on the locking piece, and a second limiting groove arranged on the puncher body and matched with the elastic buckle.
3. Advantageous effects
Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:
this soft hole saw hole puncher of inserted sheet formula can solve the reversal in-process saw bit and drop and splash the problem of hindering the people, can solve the loaded down with trivial details problem of ordinary protection device loading and unloading again on the market, through pressing the mode of locking piece can be realized the quick assembly disassembly of saw bit fixed pin, and compare in screw locking's mode, do not have the technical problem who influences the locking effect because of the locking force is not enough.
Drawings
Fig. 1 is a schematic structural view of a sheet-inserting type hole puncher for a soft hole saw according to an embodiment of the present invention;
fig. 2 is a schematic cross-sectional view of a sheet-inserting type hole puncher of a soft hole saw according to an embodiment of the present invention;
fig. 3 is a schematic view illustrating the engagement between a saw blade fixing pin and a locking member in a hole punch for a blade-inserting type soft hole saw according to an embodiment of the present invention;
fig. 4 is a schematic structural view of the sheet-inserting type hole puncher for a soft hole saw provided in the embodiment of the present invention after a saw blade is installed;
fig. 5 is a schematic cross-sectional view of a sheet-inserting type hole puncher of a soft hole saw according to a second embodiment of the present invention;
1. a perforator body; 2. a saw blade fixing pin; 2a, a locking groove; 3. a locking member; 3a, a locking part; 3b, unlocking the groove; 3c, a first limiting groove; 3d, a second limiting groove; 4. a first large head; 5. a second large head; 6. an elastic member; 7. a spacing pin; 8. an elastic buckle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "fixed," "disposed," "secured" or "disposed" to another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Further, when one element is considered to be "fixedly connected" to another element, the two elements may be fixed by way of detachable connection, or may be fixed by way of non-detachable connection, such as socket connection, snap connection, integrally formed fixation, welding, etc., which can be realized in the prior art, and thus are not cumbersome. When an element is perpendicular or nearly perpendicular to another element, it is desirable that the two elements are perpendicular, but some vertical error may exist due to manufacturing and assembly effects. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The references to "first" and "second" in the present invention do not denote any particular quantity or order, but rather are merely used to distinguish one name from another.
Example one
With reference to fig. 1-4, the sheet-inserting type hole puncher for the soft hole saw comprises a puncher body 1, wherein the puncher body is provided with a plurality of saw blade grooves which are arranged in concentric circles and used for fixing saw blades with different sizes; the saw blade fixing pin 2 is radially inserted and matched with the puncher body 1 to fix a saw blade, a radial groove is formed in the puncher body 1 and used for inserting the saw blade fixing pin 2, and the saw blade fixing pin 2 simultaneously penetrates through the saw blade and the puncher body 1 to fix the saw blade on the puncher body 1; the locking piece 3 is movably arranged on the puncher body 1, the moving direction of the locking piece 3 is the axial direction of the puncher body 1 and is vertical to the moving direction of the saw blade fixing pin 2, and an axial groove is formed in the puncher body 1 and used for enabling the locking piece 3 to move; the saw blade fixing pin 2 is provided with a locking groove 2a, the locking piece 3 is provided with a locking part 3a and an unlocking groove 3b, and the locking part 3a and the unlocking groove 3b are positioned on one surface of the locking piece 3; when the locking piece 3 moves to the locking part 3a to be matched with the locking groove 2a, the locking piece 3 enters the locking groove 2a to be abutted against the saw blade fixing pin 2 so as to fix the saw blade fixing pin 2; when the locking piece 3 moves to the locking groove 2a and is matched with the unlocking groove 3b, the locking part 3a is separated from the locking groove 2a, the unlocking groove 3b is positioned on the moving path of the saw blade fixing pin 2, and the saw blade fixing pin 2 can move through the unlocking groove 3b so as to directly draw the saw blade fixing pin 2 outwards from the puncher body 1.
This soft hole saw hole puncher of inserted sheet formula can solve the reversal in-process saw bit and drop and splash the problem of hindering the people, can solve the loaded down with trivial details problem of ordinary protection device loading and unloading again on the market, through pressing the mode of locking piece 3 can be realized the quick assembly disassembly of saw bit fixed pin 2, and compare in screw locking's mode, do not have the technical problem who influences the locking effect because of the locking force is not enough.
As the utility model discloses an alternative, locking groove 2a is for locating annular on the saw bit fixed pin 2, locking portion 3a is for locating arch on the locking piece 3 locking portion 3a joint in when in locking groove 2a, the restriction of locking portion 3a the axial activity of saw bit fixed pin 2, the annular can be curved annular, also can be the annular of rectangle, perhaps other special-shaped annulars again.
As the utility model discloses an alternative, in order to prevent during the dismouting of saw bit fixed pin 2 with the bump takes place for locking piece 3, the groove footpath in locking groove 2a is not less than the diameter of saw bit fixed pin 2, on this basis, for better avoiding locking piece 3 influences the dismouting of saw bit fixed pin 2, the groove footpath in locking groove 2a is greater than the diameter of saw bit fixed pin 2 for the operating personnel dismouting is easier during saw bit fixed pin 2.
As the utility model discloses an alternative, in order to facilitate the operating personnel dismouting saw bit fixed pin 2 has great application of force position, the one end of saw bit fixed pin 2 expose in hole puncher body 1 is outside and be connected with first big head 4, the surface of first big head 4 can set up anti-skidding structures such as anti-skidding line.
As the utility model discloses an alternative, for the convenience of operating personnel control great application of force position occasionally in the activity of locking piece 3, the one end of locking piece 3 expose in hole puncher body 1 is outside and be connected with the big head of second 5, the surface of the big head of second 5 can set up anti-skidding structures such as anti-skidding line.
As the utility model discloses an alternative, still including being used for promoting locking piece 3 activity extremely locking piece 3 with locking groove 2a matched with elastic component 6, elastic component 6 for spring and hidden installation in the hole puncher body 1, elastic component 6 sets up mainly for preventing locking piece 3 takes place the displacement at the in-process of cutting and loses right the locking effect of saw bit fixed pin 2 promotes at operating personnel the locking piece 3 need overcome when moving elastic component 6's elastic force to prevent that operating personnel from touching by mistake.
As the utility model discloses an alternative, in order to prevent 3 movable distance of lock stop is too big follow drop and lose locking function on the hole puncher body 1, still including being used for the restriction the limit structure in 3 movable route of lock stop, limit structure is including locating first spacing groove 3c on the lock stop 3, and locate on the hole puncher body 1 with first spacing groove 3c matched with spacer pin 7, first spacing groove 3c is followed the activity direction of lock stop 3 extends, spacer pin 7 butt in restriction during the both ends of first spacing groove 3c lock stop 3 continues the activity.
Example two
With reference to fig. 5, compared with the first embodiment, the sheet inserting type hole puncher for the soft hole saw in the embodiment mainly has a difference in a limiting structure, wherein the limiting structure comprises an elastic buckle 8 arranged on the locking member and a second limiting groove 3d arranged on the puncher body 1 and matched with the elastic buckle 8, the elastic buckle 8 is clamped into the second limiting groove 3d and cannot be separated from the second limiting groove, so that the hole puncher is more convenient and faster to mount, and can also achieve a very good limiting effect.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides an inserted sheet formula soft hole saw hole puncher which characterized in that: comprises that
The puncher body is provided with a plurality of saw blade grooves;
the saw blade fixing pin is in radial insertion fit with the puncher body to fix the saw blade;
the locking piece is movably arranged on the puncher body;
the saw blade fixing pin is provided with a locking groove, and the locking piece is provided with a locking part and an unlocking groove;
when the locking piece moves to the state that the locking part is matched with the locking groove, the saw blade fixing pin is fixed;
when the locking piece moves to the state that the locking groove is matched with the unlocking groove, the saw blade fixing pin can move through the unlocking groove.
2. The blade-inserting type soft hole saw puncher as claimed in claim 1, wherein: the locking groove is an annular groove formed in the saw blade fixing pin, and the locking part is a protrusion formed in the locking piece.
3. The blade-inserting type soft hole saw puncher as claimed in claim 1, wherein: the groove diameter of the locking groove is not smaller than the diameter of the saw blade fixing pin.
4. The blade-inserting type hole puncher of claim 3, wherein: the groove diameter of the locking groove is larger than the diameter of the saw blade fixing pin.
5. The hole punch of any one of claims 1-4, wherein: one end of the saw blade fixing pin is exposed out of the puncher body and is connected with a first large head.
6. The hole punch of any one of claims 1-4, wherein: one end of the locking piece is exposed outside the puncher body and connected with a second large head.
7. The hole punch of any one of claims 1-4, wherein: the locking piece is pushed to move to the elastic piece matched with the locking groove.
8. The blade-inserting type hole puncher of claim 7, wherein: the locking piece is characterized by also comprising a limiting structure for limiting the movable path of the locking piece.
9. The blade-inserting type hole puncher of claim 8, wherein: the limiting structure comprises a first limiting groove arranged on the locking piece and a limiting pin arranged on the puncher body and matched with the first limiting groove, and the first limiting groove extends along the moving direction of the locking piece.
10. The blade-inserting type hole puncher of claim 8, wherein: the limiting structure comprises an elastic buckle arranged on the locking piece and a second limiting groove arranged on the puncher body and matched with the elastic buckle.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223015334.5U CN218694541U (en) | 2022-11-11 | 2022-11-11 | Inserting sheet type hole puncher for soft hole saw |
| DE202022106544.6U DE202022106544U1 (en) | 2022-11-11 | 2022-11-23 | Perforator for a soft insert type hole saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223015334.5U CN218694541U (en) | 2022-11-11 | 2022-11-11 | Inserting sheet type hole puncher for soft hole saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218694541U true CN218694541U (en) | 2023-03-24 |
Family
ID=85132424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223015334.5U Active CN218694541U (en) | 2022-11-11 | 2022-11-11 | Inserting sheet type hole puncher for soft hole saw |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN218694541U (en) |
| DE (1) | DE202022106544U1 (en) |
-
2022
- 2022-11-11 CN CN202223015334.5U patent/CN218694541U/en active Active
- 2022-11-23 DE DE202022106544.6U patent/DE202022106544U1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| DE202022106544U1 (en) | 2023-01-17 |
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