CN209079529U - A kind of anti-jamming graver - Google Patents
A kind of anti-jamming graver Download PDFInfo
- Publication number
- CN209079529U CN209079529U CN201821232058.9U CN201821232058U CN209079529U CN 209079529 U CN209079529 U CN 209079529U CN 201821232058 U CN201821232058 U CN 201821232058U CN 209079529 U CN209079529 U CN 209079529U
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- CN
- China
- Prior art keywords
- fitting groove
- collet
- knife bar
- jamming
- cutter holder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of anti-jamming gravers, belong to engraving equipment technical field.It include: knife bar, one end of knife bar offers a fitting groove；Knife bar connector offers a mounting hole in the middle part of knife bar connector, and one end of knife bar connector is connect with fitting groove, and the inner sidewall of the other end of knife bar connector is provided with a jump-ring slot；Cutter holder, cutter holder are mounted in mounting hole, and one end of cutter holder is provided with collet, and one end away from the cutter holder of collet is mounted in fitting groove；Circlip, circlip are embedded in jump-ring slot.A kind of anti-jamming graver structure provided by the utility model is simple, a circlip is provided between knife bar connector and the collet of cutter holder, directly contacting to avoid mounting hole with collet causes collet stuck.
Description
Technical field
The utility model relates to engraving equipment technical fields, are specifically related to a kind of anti-jamming graver.
Background technique
Common graver is typically all and directly contacts on the outside of the mounting hole of knife bar connector and the collet of cutter holder at present, and
Both of which is hard parts, and the mounting hole of collet and knife bar connector often occurs stuck existing during actual use
As causing the blade of graver that can not replace, being inconvenient.
Utility model content
For the above-mentioned problems in the prior art, it is desirable to provide a kind of anti-jamming graver,
Specific technical solution is as follows:
A kind of anti-jamming graver, comprising:
Knife bar, one end of knife bar offer a fitting groove；
Knife bar connector, a mounting hole is offered in the middle part of knife bar connector, and one end of knife bar connector and fitting groove connect
It connects, the inner sidewall of the other end of knife bar connector is provided with a jump-ring slot；
Cutter holder, cutter holder are mounted in mounting hole, and one end of cutter holder is provided with collet, and one end away from the cutter holder of collet is installed
In fitting groove；
Circlip, circlip are embedded in jump-ring slot.
It in a kind of above-mentioned anti-jamming graver, also has the feature that, there are four divide collet for collet setting.
In a kind of above-mentioned anti-jamming graver, also has the feature that, four points of collets are set on the inside of circlip
Outside.
It in a kind of above-mentioned anti-jamming graver, also has the feature that, four points of collet rectangular array settings, and
Gap is provided between adjacent point of collet.
In a kind of above-mentioned anti-jamming graver, also having the feature that, fitting groove wraps fitting groove and lower fitting groove,
The internal diameter of upper fitting groove is greater than the internal diameter of lower fitting groove, and the inner sidewall of lower fitting groove is provided with internal screw thread, the inside of upper fitting groove
Wall is provided with clamping muscle.
In a kind of above-mentioned anti-jamming graver, also have the feature that, the knife bar connector being connect with fitting groove
One end is provided with clamping groove, and clamping groove matches with clamping muscle.
It in a kind of above-mentioned anti-jamming graver, also has the feature that, away from the other end side wall of the cutter holder of collet
It is provided with external screw thread, the external screw thread of cutter holder and the internal screw thread of lower fitting groove match.
The good effect of above-mentioned technical proposal is:
A kind of anti-jamming graver provided by the utility model, structure is simple, the collet of knife bar connector and cutter holder it
Between be provided with a circlip, directly contacting to avoid mounting hole with collet causes collet stuck, and blade takes out difficult, and circlip can improve
Reliability of graver blade during being mounted and taken out.
Detailed description of the invention
Fig. 1 is a kind of perspective view of the embodiment of anti-jamming graver of the utility model；
Fig. 2 is the structural representation of the cutter holder and circlip in a kind of embodiment of anti-jamming graver of the utility model
Figure；
Fig. 3 is a kind of cross-sectional view of the length direction of the embodiment of anti-jamming graver of the utility model.
In attached drawing: 1, knife bar；11, upper fitting groove；12, lower fitting groove；2, knife bar connector；21, jump-ring slot；3, circlip；
4, cutter holder；41, collet.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, with
Lower embodiment combination attached drawing 1 is specifically addressed a kind of anti-jamming graver provided by the utility model to attached drawing 3.Fig. 1 is this
A kind of perspective view of the embodiment of anti-jamming graver of utility model；Fig. 2 is a kind of anti-jamming graver of the utility model
Embodiment in cutter holder and circlip structural schematic diagram；Fig. 3 is a kind of implementation of anti-jamming graver of the utility model
The cross-sectional view of the length direction of example.In the present embodiment, which mainly includes knife bar 1, upper fitting groove 11, lower dress
Slot allocation 12, knife bar connector 2, jump-ring slot 21, circlip 3, cutter holder 4, collet 41.
One end of knife bar 1 offers a fitting groove, and the middle part of knife bar connector 2 offers a mounting hole, knife bar connector 2
One end connect with fitting groove, the inner sidewall of the other end of knife bar connector 2 is provided with a jump-ring slot 21, and one end of cutter holder 4 is set
It is equipped with collet 41, for installing graver, one end away from the cutter holder 4 of collet 41 is mounted in fitting groove collet 41, and cutter holder 4 is pacified
In mounting hole, circlip 3 is embedded in jump-ring slot 21, and the inside of circlip 3 is contacted with collet 41, the outside of circlip and mounting hole
Inner sidewall contact, prevent the lateral wall of collet 41 directly directly contacted with the inner sidewall of mounting hole cause it is stuck.
In a preferred embodiment, as shown in Figure 1, the setting of collet 41 is there are four collet is divided, in clamping graver
When, make being more uniformly stressed between collet 41 and knife bar connector 2.
In a preferred embodiment, as shown in Fig. 2, the inside of circlip 3 is set in the outside of four points of collets, four
A that collet is divided to be respectively provided with outside tension, circlip 3 can prevent the stuck installation in knife bar connector in the outside of four points of collets
In hole.
In a preferred embodiment, as shown in Fig. 2, four points of collet rectangular arrays are arranged, and adjacent point of folder
It is provided with gap between head, the knife handle of graver plugs in this gap.
In a preferred embodiment, as shown in figure 3, fitting groove wraps fitting groove 11 and lower fitting groove 12, upper dress
The internal diameter of slot allocation 11 is greater than the internal diameter of lower fitting groove 12, and the inner sidewall of lower fitting groove 12 is provided with internal screw thread, upper fitting groove 11
Inner sidewall is provided with clamping muscle.
In a preferred embodiment, as shown in figure 3, the one end for the knife bar connector 2 connecting with fitting groove is arranged
There is clamping groove, clamping groove matches with clamping muscle.
In a preferred embodiment, as shown in figure 3, the other end side wall away from the cutter holder 4 of collet 41 is provided with
External screw thread, the external screw thread of cutter holder 4 and the internal screw thread of lower fitting groove 12 match, and after graver installs, cutter holder 4 is screwed in lower dress
In the internal screw thread of slot allocation 12, tightens four points of collets under the pressure of circlip and knife bar connector 2, graver is blocked, it will
Cutter holder 4 unclamps between four points of collets and knife bar connector 2 after the back-out of the internal screw thread of lower fitting groove 12, can take graver
Out.
Hereinafter, being illustrated with a kind of specific embodiment, it should be pointed out that described in following implementation it
Structure, technique, selection are only to illustrate the feasibility of embodiment, the intention of scope of protection of the utility model that there is no restriction.
A kind of anti-jamming graver provided in this embodiment is provided in inner sidewall of the knife bar connector away from knife bar one end
The jump-ring slot of one annular, is provided with circlip made of an elastic material in jump-ring slot, and the inside of circlip is contacted with four points of collets,
When needing to clamp graver, by the way that cutter holder to be screwed in the internal screw thread of lower fitting groove, so that four points of collets be made gradually to protrude into peace
It fills in hole, mounting hole is exerted a force by outside of the circlip to four points of collets, clamps four points of collets by graver, conversely, logical
The internal screw thread that cutter holder is screwed out to lower fitting groove is crossed, four points of collets gradually stretch out in mounting hole, mounting hole and circlip reduction pair
The pressure of four points of collets takes out graver to facilitate so that the gap between four points of collets be made to restore.
The anti-jamming graver structure is simple, and an elastic circlip is provided between knife bar connector and four points of collets,
Prevent the outside of four points of collets directly causes four points of collets stuck with the interior side contacts of mounting hole, guarantees the blade of graver
In the reliability of installation and process of removing.
The above is only the utility model preferred embodiments, are not intended to limit the embodiments of the present invention and protection
Range should can appreciate that all with the utility model specification and diagramatic content institute to those skilled in the art
The equivalent replacement made and obviously change obtained scheme, the protection scope of the utility model should all be included in
It is interior.
Claims (7)
1. a kind of anti-jamming graver characterized by comprising
Knife bar, one end of the knife bar offer a fitting groove；
Knife bar connector, offers a mounting hole in the middle part of the knife bar connector, one end of the knife bar connector with it is described
Fitting groove connection, the inner sidewall of the other end of the knife bar connector are provided with a jump-ring slot；
Cutter holder, in the mounting hole, one end of the cutter holder is provided with collet, away from the institute of the collet for the cutter holder installation
The one end for stating cutter holder is mounted in the fitting groove；
Circlip, the circlip are embedded in the jump-ring slot.
2. a kind of anti-jamming graver according to claim 1, which is characterized in that there are four a point folders for the collet setting
Head.
3. a kind of anti-jamming graver according to claim 2, which is characterized in that be set in four on the inside of the circlip
The outside of described point of collet.
4. a kind of anti-jamming graver according to claim 3, which is characterized in that divide collet rectangular array described in four
Setting, and it is adjacent it is described divide gap is provided between collet.
5. a kind of anti-jamming graver according to claim 1, which is characterized in that the fitting groove wraps fitting groove under
Fitting groove, the internal diameter of the upper fitting groove are greater than the internal diameter of the lower fitting groove, and the inner sidewall of the lower fitting groove is provided with interior
The inner sidewall of screw thread, the upper fitting groove is provided with clamping muscle.
6. a kind of anti-jamming graver according to claim 5, which is characterized in that the knife being connect with the fitting groove
One end of joint element for bar is provided with clamping groove, and the clamping groove matches with the clamping muscle.
7. a kind of anti-jamming graver according to claim 6, which is characterized in that away from the cutter holder of the collet
Other end side wall is provided with external screw thread, and the external screw thread of the cutter holder and the internal screw thread of the lower fitting groove match.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821232058.9U CN209079529U (en) | 2018-08-01 | 2018-08-01 | A kind of anti-jamming graver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821232058.9U CN209079529U (en) | 2018-08-01 | 2018-08-01 | A kind of anti-jamming graver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209079529U true CN209079529U (en) | 2019-07-09 |
Family
ID=67114184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821232058.9U Active CN209079529U (en) | 2018-08-01 | 2018-08-01 | A kind of anti-jamming graver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209079529U (en) |
-
2018
- 2018-08-01 CN CN201821232058.9U patent/CN209079529U/en active Active
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| GR01 | Patent grant |