CN201329577Y - Sample punch capable of being operated by single hand - Google Patents
Sample punch capable of being operated by single hand Download PDFInfo
- Publication number
- CN201329577Y CN201329577Y CNU2009201261357U CN200920126135U CN201329577Y CN 201329577 Y CN201329577 Y CN 201329577Y CN U2009201261357 U CNU2009201261357 U CN U2009201261357U CN 200920126135 U CN200920126135 U CN 200920126135U CN 201329577 Y CN201329577 Y CN 201329577Y
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- CN
- China
- Prior art keywords
- push rod
- middle cover
- jumper bar
- spring
- sample
- 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.)
- Expired - Fee Related
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Abstract
A sample punch capable of being operated by single hand comprises a punch head and a punch rod, an annular boss is arranged at the middle part of the punch rod, a front sleeve is sleeved on the punch rod, the terminal of the front sleeve is fixedly connected with the front end of the middle sleeve, a front spring is arranged in the inner cavity of the front sleeve, the annular boss of the punch rod is butted on the side wall of the front end of the front sleeve inner cavity by the front spring, the terminal of the punch rod is fixedly connected with the push rod, the other end of the push rod is butted tightly with a hammer, the hammer and the terminal of the middle sleeve are butted tightly by a rear spring,, the rear cover is fixedly connected with the terminal of the middle sleeve; an outer liner is sleeved on the external surface of the middle sleeve, a spring sheet is arranged in the space formed by the opening position of the middle sleeve and the inner wall of the outer liner, the spring sheet can move together with the push rod and can keep the positions of the push rod and the hammer contact face constant. The sample punch of the utility model can use only single hand to operate, the formed punch hole position is accurate, the quality is stabilized, the operation is convenient and labor saving, and the working efficiency is high.
Description
Technical field
The utility model relates to the hand tools that uses in a kind of machining, and the sample that is specifically related to a kind of one-hand operation dashes, and it is the orientation tool of assisting on workpiece before ruling or holing.
Background technology
In the process of machining, often need on workpiece, rule or hole, need dotting punch in the line or before the boring in assigned address elder generation, use sample to dash usually as the dotting punch instrument.The sample preparation dotting punch is the preceding working procedure of Workpiece boring, and it plays the role of positioning to boring, and common localization method is to rule on workpiece with ruler earlier, determines home position to be holed, and hand-held subsequently iron hammer knocks sample and charges and attacks out sample punching eye.As publication number is that the utility model patent of CN1994685 has been introduced a kind of sample towards instrument, needs during use knock the sample jumper bar with iron hammer, and the sample jumper bar is impacted, and the conehead that drives front end forms dotting punch on workpiece.This method not only bothers, and when knocking the sample drift, the each power thrusts of iron hammer can not guarantee parallel with the axis of sample jumper bar, and the sample drift is subjected to the iron hammer impact easily to depart from the center of circle, makes the dotting punch size of generation inhomogeneous, has influenced the precision of machining; In using the iron hammer process, skid easily when knocking the sample jumper bar, thereby make the hand of holding the sample jumper bar injured; Zuan Kong workpiece is many if desired, under the bigger situation of workload, and unusual effort just when this instrument uses, efficient is also very low.
The utility model content
Not high at sample in the prior art towards the dotting punch precision that instrument forms, skid easily when knocking, service efficiency is low and the deficiency of inconvenient observation dotting punch position, the utility model a kind of easy and simple to handle, the dotting punch precision height, the rapid operation that form are provided and can effectively increase work efficiency, the handled easily person observes the dotting punch position and the sample that can singlehanded operate towards instrument.
The technical solution of the utility model is achieved in that a kind of sample of one-hand operation dashes, comprise drift and jumper bar, the middle part of jumper bar is provided with circular boss, it is characterized in that: be with protheca on the described jumper bar, the end of protheca is threaded with the front end of middle cover, inner chamber at protheca is provided with front spring, front spring pushes against the circular boss of jumper bar at protheca inner chamber front end, the other end of front spring and the front end of middle cover push against, the intracavity diameter of middle cover is greater than the end diameter of jumper bar, and jumper bar can move freely at the inner chamber of protheca and middle cover; The end of jumper bar is connected with push rod, the other end and the block stamp of push rod push against, be spaced a distance between block stamp and the jumper bar, and in middle cover, form cavity, be provided with the circular boss identical with the jumper bar diameter at the rear portion of block stamp, rear spring pushes against the circular boss and the middle cover end of block stamp, and the other end of rear spring and the inner termination of bonnet push against, the end of cover during bonnet is fixedly connected on; Sidewall one end opening of middle cover, outer surface at middle cover is with overcoat, in the formed space of inwall of the opening part of middle cover and overcoat, be provided with spring leaf, one end of spring leaf is fixed on the push rod, the other end and overcoat push against, spring leaf can move with push rod, and keeps the invariant position of push rod and block stamp contact-making surface; Rear portion at middle cover openend is provided with the inclined-plane, and when push rod is pushed to when contacting with the inclined-plane, push rod will move on the inclined-plane, and no longer contact with block stamp.
Further technical characterictic, fixedly connected with bonnet with protheca respectively by screw thread in the two ends of described middle cover.
The cavity that forms between described block stamp and the jumper bar, its along the length of central axis direction smaller or equal to the length of front spring along central axis direction.
The end that described push rod contacts with block stamp, the contact-making surface of push rod are an inclined-plane, and its angle of inclination is consistent with the angle on inclined-plane.
The outer surface of cover during described overcoat is fastened on, overcoat along the length of axis direction greater than in put the length of opening part.
Block stamp and jumper bar all can move freely in middle cover, and block stamp is the identical cylinder of diameter with jumper bar movable part in middle cover.
With respect to prior art, the utlity model has following advantage:
1, only need to get final product with one-handed performance, the dotting punch position of formation is accurate, steady quality, and is easy to operate during use, laborsaving, high efficiency;
2, do not need to hit the mode that sample dashes with hand hammer, the handled easily person observes the dotting punch position, and at any time the deviation of position is adjusted, and has avoided issuable accidental injury simultaneously;
3, can regulate sample towards middle cover respectively with protheca and bonnet on the screw-in distance of screw thread, thereby the length and the elastic force of the inner forward and backward spring of conversion reach the purpose of regulating the block stamp impulse force, form the dotting punch of different depth and size.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Wherein, the 1-drift, the 2-jumper bar, the 3-front spring, the 4-push rod, the 5-spring leaf, the 6-block stamp, the 7-rear spring, the 8-protheca overlaps among the 9-, 10-overcoat, 11-bonnet, 12-inclined-plane, 13-cavity.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
The sample of one-hand operation of the present utility model dashes, comprise drift 1 and jumper bar 2, the middle part of jumper bar 2 is provided with circular boss, it is characterized in that: be with protheca 8 on the described jumper bar 2, jumper bar 2 comprises that the back segment of boss is arranged in the inner chamber of protheca 8, the end of protheca 8 is connected with the front end of middle cover 9, inner chamber at protheca 8 is provided with front spring 3, the two ends of front spring 3 are separately positioned on the front end of the boss of jumper bar 2 and middle cover 9, front spring 3 pushes against the circular boss of jumper bar 2 at protheca 8 inner chamber front ends, the front end of the other end of front spring 3 and middle cover 9 pushes against, the intracavity diameter of middle cover 9 is greater than the end diameter of jumper bar 2, and jumper bar 2 can move freely at the inner chamber of protheca 8 and middle cover 9; The end of jumper bar 2 is connected with push rod 4, the other end of push rod 4 contacts and pushes against with block stamp 6, be spaced a distance between block stamp 6 and the jumper bar 2, and in middle cover 9, form cavity 13, be provided with circular boss at the rear portion of block stamp 6, this boss can be identical with the circular boss diameter of jumper bar 2, and the tip engages of this boss and middle cover 9 has position-limiting action; Rear spring 7 is arranged between the inner chamber of the boss of block stamp 6 and bonnet 11, and rear spring 7 pushes against the circular boss and middle cover 9 ends of block stamp 6, and the inwall termination of the other end of rear spring 7 and bonnet 11 pushes against, the end of cover 9 during bonnet 11 is threaded in; Sidewall one end opening of middle cover 9, outer surface at middle cover 9 is with overcoat 10, in the formed space of inwall of the sidewall opening place of middle cover 9 and overcoat 10, be provided with spring leaf 5, one end of spring leaf 5 is fixedly connected on the push rod 4, the inwall of the other end and overcoat 10 pushes against, spring leaf 5 can move with push rod 4, and keeps the invariant position of push rod 4 and block stamp 6 contact-making surfaces for push rod 4 acting force of the spring; Rear portion at middle cover 9 sidewall opening ends is provided with inclined-plane 12, and when push rod 4 is pushed to when contacting with inclined-plane 12, push rod 4 will move on inclined-plane 12, and no longer contact with block stamp 6.
The two ends of cover 9 are connected with bonnet 11 with protheca 8 respectively by screw thread in described, screw in the yardstick of screw thread by cover 9 in regulating and bonnet 11, can regulate the length of rear spring 7,, reach the purpose of the control dotting punch degree of depth and size with this amount of force of controlling 6 pairs of jumper bars 2 of block stamp.
The cavity 13 that forms between block stamp 6 and the jumper bar 2, its along the length of central axis direction smaller or equal to the length of front spring 3 along central axis direction.If the length of cavity 13 is greater than the length of front spring 3, then block stamp 6 can't contact with jumper bar 2, can not form impulse force.
The end that push rod 4 contacts with block stamp 6, the contact-making surface of push rod 4 are an inclined-plane, and its angle of inclination is consistent with the angle on inclined-plane 12.When push rod 4 moves to when contacting with inclined-plane 12, push rod 4 can match with inclined-plane 12, push rod 4 under inclined-plane 12 effect outside the sidewall opening of middle cover 9 side shifting, disengage with block stamp 6, block stamp 6 moves down under the elastic force effect of rear spring 7, impacts on jumper bar 2.
Cover 9 outer surface during overcoat 10 is set in, overcoat 10 is along the length of the axis direction length greater than middle cover 9 upper sheds place, and the sidewall opening place of middle cover 9 is by overcoat 10 complete closed.In the space that middle cover 9 opening parts form, push rod 4 and spring leaf 5 can move freely.
Use sample of the present utility model towards the time, one hand is held overcoat 10 and bonnet 11, and a tip of drift 1 is placed dashing a little on the workpiece, in operation, the operator can liquidate a little at any time and the position of drift 1 is observed, and in time makes adjustment.To dash point is that the center of circle upwards stands vertically bonnet 11, holds the position of overcoat 10 and bonnet 11 to press straight down, after hammering sound occurring, drift 1 is removed, and the dotting punch on the workpiece forms.
In the inside that sample dashes, when promoting bonnet 11 when pressing down, jumper bar 2 will push front spring 3, and jumper bar 2 drives push rod 4 simultaneously, and push rod 4 promotes block stamp 6 compression rear spring 7; When an end that contacts with block stamp 6 when push rod 4 moves to inclined-plane 12, push rod 4 will outwards move on inclined-plane 12, rear push-rod 4 breaks away from block stamp 6 when moving to a certain degree, this moment, block stamp 6 lost the thrust that push rod 4 makes progress suddenly, only be subjected to the downward reaction force of rear spring 7, and owing to have cavity 13 between jumper bar 2 and block stamp 6, block stamp 6 will be hammered onto on the jumper bar 2 fast, finally form dotting punch on point.After removing sample and dashing, front spring 3 and rear spring 7 set back jumper bar 2 and block stamp 6 and put, and can continue later dotting punch operation.Before each operation, cover 9 screw threads that are connected with bonnet 11 reach the length of regulating rear spring 7 in can regulating, and control the impulse force of block stamp 6, form the purpose of the dotting punch of different depth.
Claims (6)
1, a kind of sample of one-hand operation dashes, and comprises drift (1) and is provided with the jumper bar (2) of boss; It is characterized in that: described jumper bar (2) comprises that the back segment of boss is arranged in the inner chamber of protheca (8), the end of protheca (8) is connected with the front end of middle cover (9), inner chamber at protheca (8) is provided with front spring (3), the two ends of front spring (3) are separately positioned on the front end of the boss of jumper bar (2) and middle cover (9), and jumper bar (2) can move in the inner chamber of protheca (8) and middle cover (9); The end of jumper bar (2) is connected with push rod (4), the other end of push rod (4) contacts and pushes against with block stamp (6), be spaced a distance between block stamp (6) and the jumper bar (2), and in middle cover (9), form cavity (13), rear portion at block stamp (6) is provided with boss, rear spring (7) is arranged in the inner chamber of the boss of block stamp (6) and bonnet (11), and bonnet (11) is connected with middle cover (9); Sidewall one end opening of middle cover (9), outer surface at middle cover (9) is arranged with overcoat (10), in the space that the inwall of the sidewall opening of middle cover (9) and overcoat (10) forms, be provided with spring leaf (5), one end of spring leaf (5) is connected on the push rod (4), the inwall of the other end and overcoat (10) pushes against, spring leaf (5) can move with push rod (4), gives push rod (4) acting force of the spring; Rear portion at middle cover (9) sidewall opening is provided with inclined-plane (12), when push rod (4) is pushed to and inclined-plane (12) when contacting, push rod (4) will be on the inclined-plane (12) go up and move, and no longer contact with block stamp (6).
2, the sample of one-hand operation according to claim 1 dashes, and it is characterized in that: the two ends of cover (9) are connected with bonnet (11) with protheca (8) respectively by screw thread in described.
3, the sample of one-hand operation according to claim 1 dashes, and it is characterized in that: the cavity (13) that forms between described block stamp (6) and the jumper bar (2), its along the length of central axis direction smaller or equal to the length of front spring (3) along central axis direction.
4, the sample of one-hand operation according to claim 1 dashes, and it is characterized in that: the end that described push rod (4) contacts with block stamp (6), and the contact-making surface of push rod (4) is an inclined-plane, its angle of inclination is consistent with the angle of inclined-plane (12).
5, the sample of one-hand operation according to claim 1 dashes, and it is characterized in that: described overcoat (10) is fastened on the outer surface of middle cover (9), and overcoat (10) is along the length of the axis direction length greater than middle cover (9) upper side wall opening part.
6, the sample of one-hand operation according to claim 1 dashes, and it is characterized in that: block stamp (6) is the identical cylinder of diameter with jumper bar (2) movable part in middle cover (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201261357U CN201329577Y (en) | 2009-01-14 | 2009-01-14 | Sample punch capable of being operated by single hand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201261357U CN201329577Y (en) | 2009-01-14 | 2009-01-14 | Sample punch capable of being operated by single hand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201329577Y true CN201329577Y (en) | 2009-10-21 |
Family
ID=41222951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201261357U Expired - Fee Related CN201329577Y (en) | 2009-01-14 | 2009-01-14 | Sample punch capable of being operated by single hand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201329577Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102029595A (en) * | 2010-10-09 | 2011-04-27 | 王红红 | Multifunctional vacuum hammer |
| CN104669453A (en) * | 2013-11-27 | 2015-06-03 | 招远泽洋工具制造有限公司 | Automatic-boosted punching drill rod |
| CN107825362A (en) * | 2017-12-08 | 2018-03-23 | 广西玉柴机器股份有限公司 | A kind of stopping up of oil channel fastener driving device |
| CN112091920A (en) * | 2020-09-18 | 2020-12-18 | 百胜电气有限公司 | Transformer box body punching and fixing auxiliary device |
| CN112518676A (en) * | 2020-09-30 | 2021-03-19 | 成都飞机工业（集团）有限责任公司 | Dot punching gun capable of adjusting control depth |
-
2009
- 2009-01-14 CN CNU2009201261357U patent/CN201329577Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102029595A (en) * | 2010-10-09 | 2011-04-27 | 王红红 | Multifunctional vacuum hammer |
| CN104669453A (en) * | 2013-11-27 | 2015-06-03 | 招远泽洋工具制造有限公司 | Automatic-boosted punching drill rod |
| CN107825362A (en) * | 2017-12-08 | 2018-03-23 | 广西玉柴机器股份有限公司 | A kind of stopping up of oil channel fastener driving device |
| CN107825362B (en) * | 2017-12-08 | 2023-09-15 | 广西玉柴机器股份有限公司 | Oil duct blocking driving device |
| CN112091920A (en) * | 2020-09-18 | 2020-12-18 | 百胜电气有限公司 | Transformer box body punching and fixing auxiliary device |
| CN112518676A (en) * | 2020-09-30 | 2021-03-19 | 成都飞机工业（集团）有限责任公司 | Dot punching gun capable of adjusting control depth |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091021 Termination date: 20130114 |