CN102320035A - Dismounting snap ring instrument - Google Patents
Dismounting snap ring instrument Download PDFInfo
- Publication number
- CN102320035A CN102320035A CN201110247941A CN201110247941A CN102320035A CN 102320035 A CN102320035 A CN 102320035A CN 201110247941 A CN201110247941 A CN 201110247941A CN 201110247941 A CN201110247941 A CN 201110247941A CN 102320035 A CN102320035 A CN 102320035A
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- CN
- China
- Prior art keywords
- snap ring
- groove
- dismounting
- tool heads
- hilt
- 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.)
- Pending
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- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
The present invention relates to a kind of instrument, relate in particular to a kind of dismounting snap ring instrument, comprise and tear the snap ring cutter and the cutting ring that is installed open, more convenient and can not damage perhaps other parts of snap ring itself with this instrument dismounting snap ring.
Description
Technical field
The present invention relates to a kind of instrument, relate in particular to a kind of dismounting snap ring instrument.
Background technology
Current; People generally give the axle axial limiting with snap ring, and described snap ring is little and thin, so installation and removal are not very convenient; It generally is to strike perhaps jacking to it with hard thing that prior art people install snap ring; Be easy to like this strike, push up and the situation not in place of exerting oneself under damage E type snap ring or other parts, nor be prone to install, and cumbersome; And the dismounting snap ring generally is to use sharp-pointed thing to choose it come; So also be easy to accidentally injure other parts; And cumbersome, and just possibly not know to fly to where gone choosing the snap ring in a flash that comes, possibly cause part and temporal waste; Also possibly get on people's the eyes, have potential safety hazard.
Summary of the invention
Technical problem to be solved by this invention is: a kind of snap ring and can not damage the dismounting snap ring instrument of snap ring itself or other parts of being easy for installation and removal is provided.
The technical scheme that the present invention adopted is: a kind of dismounting snap ring instrument, and comprise and tear the snap ring cutter open and be installed cutting ring,
The said snap ring cutter of tearing open comprises first hilt and first knife bar; Said first hilt is connected with first knife bar; Said first knife bar is provided with first tool heads away from an end of said first hilt; Said first tool heads comprises axial first groove that matches with the axle that snap ring is installed and is used for withstanding snap ring and applies the first step face of radial pressure to snap ring that the summit of said first groove is higher than the level height of first step face;
The said cutting ring that is installed comprises second hilt and second knife bar; Said second hilt is connected with second knife bar; Said second knife bar is provided with second tool heads away from an end of said second hilt; Said second tool heads comprises axial second groove that matches with the axle that snap ring is installed and is used for withstanding snap ring and applies the second step face of radial pressure to snap ring that the summit of said second groove is lower than the level height of second step face.
Adopt after the above structure compared with prior art; The present invention has the following advantages: use this dismounting snap ring instrument to come the installation or removal snap ring all more convenient quick; And when installation or removal, can not damage snap ring and other parts, and this instrument can also be in a lot of narrow and narrow spaces the dismounting snap ring.
As preferably, the thickness of described first step face is not less than the thickness of snap ring to be removed.Can withstand snap ring to be removed more easily like this, and better exert pressure to snap ring.
As preferably, the thickness of described second step face is not less than the thickness of snap ring to be installed.Can withstand snap ring to be installed more easily like this, and better exert pressure to snap ring.
As preferably, two first straight pieces that form the first groove both sides on said first tool heads are magnetic straight piece.Convenient when design can let people use this dismounting snap ring instrument like this, need not worry again when tearing snap ring open that snap ring can lose.
As preferably, two second straight pieces that form the second groove both sides on said second tool heads also are magnetic straight piece.Convenient when design can let people use this dismounting snap ring instrument like this, no longer need use hand steered snap ring when being installed ring.
As preferably, the vertical range between the level height of the summit of said first groove and the first straight piece bottom face is greater than the radius of the axle that matches with snap ring.Like this design can let snap ring ejected loosening before, groove can not push up axle.
As preferably, the vertical range between the level height of the summit of said second groove and the second straight piece bottom face is greater than the radius of the axle that matches with snap ring.Like this design can let snap ring in being installed into the groove of bearing pin before, groove can not push up axle yet.
Description of drawings
Fig. 1 is the structural representation of tearing the snap ring instrument open in the dismounting snap ring instrument of the present invention.
Fig. 2 is the fundamental diagram of tearing the snap ring instrument open in the dismounting snap ring instrument of the present invention.
Fig. 3 is the structural representation of the ring instrument that is installed in the dismounting snap ring instrument of the present invention.
Fig. 4 is the fundamental diagram of the ring instrument that is installed in the dismounting snap ring instrument of the present invention.
As shown in the figure: 11, first hilt; 12, first knife bar; 13, first tool heads; 14, first groove; 14.1, the first straight piece; 15, first step face; 6, snap ring; 7, axle; 21, second hilt; 22, second knife bar; 23, second tool heads; 24, second groove; 24.1, the second straight piece; 25, second step face.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment, the present invention is further described, but the present invention is not limited only to the following specific embodiment:
A kind of dismounting snap ring instrument comprises and tears the snap ring cutter open and be installed cutting ring.
As shown in Figure 1; The said snap ring cutter of tearing open comprises first hilt 11 and first knife bar 12; Said first hilt 11 is connected with first knife bar 12; Said first knife bar 12 is provided with first tool heads 13 away from an end of said first hilt 11, and said first tool heads 13 comprises that axial first groove 14 that matches with the bearing pin 7 that snap ring 6 is installed withstands snap ring 6 and applies the first step face 15 of radial pressure for snap ring 6 with being used for, and the summit of said first groove 14 is higher than the level height of first step face 15.
As shown in Figure 3; The said cutting ring that is installed comprises second hilt 21 and second knife bar 22; Said second hilt 21 is connected with second knife bar 22; Said second knife bar 22 is provided with second tool heads 23 away from an end of said second hilt 21, and said second tool heads 23 comprises that axial second groove 24 that matches with the bearing pin 7 that snap ring 6 is installed withstands snap ring 6 and applies the second step face 25 of radial pressure for snap ring 6 with being used for, and the summit of said second groove 24 is lower than the level height of second step face 25.
Said first groove 14 is as a whole with first step face 15, and said second groove 24 also is an integral body with second step face 25.Because form the thickness that the thickness of two first straight pieces 14.1 of first groove 14 far is thinner than first tool heads, 13 integral body on said first tool heads 13, so just form first step face 15; Because form the thickness that the thickness of two second straight pieces 24.1 of second groove 24 far is thinner than second tool heads, 23 integral body on said second tool heads 23, so just form second step face 25.The thickness of described first step face 15 is not less than the thickness of snap ring to be removed 6; The thickness of described second step face 25 is not less than the thickness of snap ring to be installed 6.
Vertical range between the level height of the summit of said first groove 14 and first straight piece 14.1 bottom faces is greater than axle 7 the radius that matches with snap ring 6; Vertical range between the level height of the summit of said second groove 24 and second straight piece 24.1 bottom faces is greater than axle 7 the radius that matches with snap ring 6.
Said snap ring 6 is an E type snap ring, and said first groove 14 and second groove 24 are U type groove.
Two first straight pieces 14.1 that form first groove, 14 both sides on said first tool heads 13 are magnetic straight piece; Two second straight pieces 24.1 that form second groove, 24 both sides on said second tool heads 23 also are magnetic straight piece.Said carrying magnetic can be itself also can be magnetic through magnetizing processing with regard to magnetisable material.
Be illustrated in figure 2 as the operation principle of tearing the snap ring instrument open in the dismounting snap ring instrument; At first the axle 7 on the opening part limit of first groove, the 14 aligning E type snap rings 6 on first tool heads 13, then to pressing down, at this moment the first step face 15 on first tool heads 13 will contact with E type snap ring 6 opening parts; And exert pressure for E type snap ring 6; Because E type snap ring 6 is to be stuck in axle 7 the groove,, can let its break away from axle 7 so apply a pressure at its opening part so can not move axially; And because the width of first groove 14 on first tool heads 13 is greater than the diameter of axle 7; So first groove 14 can pass axle 7, and again because the summit of first groove 14 on first tool heads 13 is higher than the level height of first straight piece 14.1 bottom faces, so when E type snap ring 6 is pressed downward; First step face 15 can not withstand axle 7 before not ejecting E type snap ring 6, can let E type snap ring 6 ejected axle 7 smoothly like this.
Be illustrated in figure 4 as the operation principle of the ring instrument that is installed in the dismounting snap ring instrument; At first be placed on E type snap ring 6 on second groove 24 on second tool heads 23; Let sealing place of E type snap ring 6 nestle up on the second step face 25 then; Like this opening part of second groove 24 on the opening part of E type snap ring 6 and second tool heads 23 has also alignd, then the groove on the opening part of the E type snap ring 6 aligning bearing pin 7, with hand steered 7; On second knife bar 22, firmly press then, just can be pressed into E type snap ring 6 in spools 7 the groove and block to next.
We can also change the width of first groove 14 and second groove 24, can carry out installation and removal to the E type snap ring 6 on the axle 7 of different sizes like this.
Claims (7)
1. a dismounting snap ring instrument comprises and tears the snap ring cutter open and be installed cutting ring, it is characterized in that:
The said snap ring cutter of tearing open comprises first hilt (11) and first knife bar (12); Said first hilt (11) is connected with first knife bar (12); Said first knife bar (12) is provided with first tool heads (13) away from an end of said first hilt (11); Said first tool heads (13) comprises axial first groove (14) that matches with the bearing pin (7) that snap ring (6) is installed and is used for withstanding snap ring (6) and applies the first step face (15) of radial pressure for snap ring (6) that the summit of said first groove (14) is higher than the level height of first step face (15);
The said cutting ring that is installed comprises second hilt (21) and second knife bar (22); Said second hilt (21) is connected with second knife bar (22); Said second knife bar (22) is provided with second tool heads (23) away from an end of said second hilt (21); Said second tool heads (23) comprises axial second groove (24) that matches with the bearing pin (7) that snap ring (6) is installed and is used for withstanding snap ring (6) and applies the second step face (25) of radial pressure for snap ring (6) that the summit of said second groove (24) is lower than the level height of second step face (25).
2. dismounting snap ring instrument according to claim 1 is characterized in that: the thickness of described first step face (15) is not less than the thickness of snap ring to be removed (6).
3. dismounting snap ring instrument according to claim 1 is characterized in that: the thickness of described second step face (25) is not less than the thickness of snap ring to be installed (6).
4. dismounting snap ring instrument according to claim 1 is characterized in that: it is magnetic straight piece that said first tool heads (13) goes up two the first straight pieces (14.1) that form first groove (14) both sides.
5. dismounting snap ring instrument according to claim 1 is characterized in that: it is magnetic straight piece that said second tool heads (23) goes up two the second straight pieces (24.1) that form second groove (24) both sides.
6. dismounting snap ring instrument according to claim 4 is characterized in that: the vertical range between the level height of the summit of said first groove (14) and first straight piece (14.1) bottom face greater than with snap ring (6) match the axle (7) radius.
7. dismounting snap ring instrument according to claim 5 is characterized in that: the vertical range between the level height of the summit of said second groove (24) and second straight piece (24.1) bottom face greater than with snap ring (6) match the axle (7) radius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110247941A CN102320035A (en) | 2011-08-26 | 2011-08-26 | Dismounting snap ring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110247941A CN102320035A (en) | 2011-08-26 | 2011-08-26 | Dismounting snap ring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102320035A true CN102320035A (en) | 2012-01-18 |
Family
ID=45447937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110247941A Pending CN102320035A (en) | 2011-08-26 | 2011-08-26 | Dismounting snap ring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102320035A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106625385A (en) * | 2016-12-30 | 2017-05-10 | 李先登 | Replacing tool for spun yarn travelers |
| CN112542754A (en) * | 2020-12-22 | 2021-03-23 | 陕西华达科技股份有限公司 | Radio frequency connector dismantles snap ring frock |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5231100U (en) * | 1975-08-26 | 1977-03-04 | ||
| JPS6080572A (en) * | 1983-10-07 | 1985-05-08 | 三菱重工業株式会社 | Inserting tool for e ring |
| JPH01257575A (en) * | 1988-04-07 | 1989-10-13 | Y D K:Kk | E-snap ring detaching tool |
| EP0386617A2 (en) * | 1989-03-08 | 1990-09-12 | Chubu Bearing Kabushiki Kaisha | E-shaped retainer ring |
| JPH0351508A (en) * | 1989-07-18 | 1991-03-05 | Chubu Bearing Seisakusho:Kk | Inserting and removing device for e-shaped snap ring |
| JPH11235675A (en) * | 1998-02-20 | 1999-08-31 | Toshiba Corp | Mounting tool of e-type retaining ring for pipe |
| US6125517A (en) * | 1999-03-17 | 2000-10-03 | Yu; Chin-Yung | Hand tool for loading-unloading E-type clamping piece |
| CN1735482A (en) * | 2002-11-07 | 2006-02-15 | 中部轴承株式会社 | Tool for installing retaining ring |
| JP2006192542A (en) * | 2005-01-14 | 2006-07-27 | Shiroki Corp | Device for confirming mounting of e-ring and method for confirming mounting of e-ring |
| CN201792284U (en) * | 2010-07-21 | 2011-04-13 | 周辉辉 | Pliers for E-shaped snap ring |
-
2011
- 2011-08-26 CN CN201110247941A patent/CN102320035A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5231100U (en) * | 1975-08-26 | 1977-03-04 | ||
| JPS6080572A (en) * | 1983-10-07 | 1985-05-08 | 三菱重工業株式会社 | Inserting tool for e ring |
| JPH01257575A (en) * | 1988-04-07 | 1989-10-13 | Y D K:Kk | E-snap ring detaching tool |
| EP0386617A2 (en) * | 1989-03-08 | 1990-09-12 | Chubu Bearing Kabushiki Kaisha | E-shaped retainer ring |
| JPH0351508A (en) * | 1989-07-18 | 1991-03-05 | Chubu Bearing Seisakusho:Kk | Inserting and removing device for e-shaped snap ring |
| JPH11235675A (en) * | 1998-02-20 | 1999-08-31 | Toshiba Corp | Mounting tool of e-type retaining ring for pipe |
| US6125517A (en) * | 1999-03-17 | 2000-10-03 | Yu; Chin-Yung | Hand tool for loading-unloading E-type clamping piece |
| CN1735482A (en) * | 2002-11-07 | 2006-02-15 | 中部轴承株式会社 | Tool for installing retaining ring |
| JP2006192542A (en) * | 2005-01-14 | 2006-07-27 | Shiroki Corp | Device for confirming mounting of e-ring and method for confirming mounting of e-ring |
| CN201792284U (en) * | 2010-07-21 | 2011-04-13 | 周辉辉 | Pliers for E-shaped snap ring |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106625385A (en) * | 2016-12-30 | 2017-05-10 | 李先登 | Replacing tool for spun yarn travelers |
| CN112542754A (en) * | 2020-12-22 | 2021-03-23 | 陕西华达科技股份有限公司 | Radio frequency connector dismantles snap ring frock |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120118 |