CN202292569U - Automatic-feed electric screwdriver - Google Patents
Automatic-feed electric screwdriver Download PDFInfo
- Publication number
- CN202292569U CN202292569U CN2011203396464U CN201120339646U CN202292569U CN 202292569 U CN202292569 U CN 202292569U CN 2011203396464 U CN2011203396464 U CN 2011203396464U CN 201120339646 U CN201120339646 U CN 201120339646U CN 202292569 U CN202292569 U CN 202292569U
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- CN
- China
- Prior art keywords
- screw
- ratchet
- guide rod
- feed electric
- locating support
- Prior art date
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- Withdrawn - After Issue
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Abstract
The utility model discloses an automatic-feed electric screwdriver which comprises a body (1), a screwdriver (4) and a fixing seat (2), wherein a sliding chute frame (3) is fixed on the fixing seat (2) and provided with a reset guide rod (17) which is parallel to the screwdriver (4) and can move linearly; the reset guide rod (17) is sequentially provided with a reset spring (6), a screw disk positioning mechanism, a one-way ratchet component and a screw disk component (11); the one-way ratchet component comprises a connection seat (16) and upper and lower ratchets (9, 10) sequentially sleeved on a limiting sleeve (22); the limiting sleeve (22) is sleeved on the reset guide rod (17); the connection seat (16) is arranged on sliding chutes (5) on the two sides of the sliding chute frame (3) and connected with the upper ratchet (9); the upper and lower ratchets (9, 10) are meshed with each other; and the screw disk component (11) is fixed on the lower ratchet (10). By adopting the structure, the automatic-feed electric screwdriver has the characteristics of simple and reasonable structure, high mounting speed, high working efficiency and the like, is convenient to operate and use, and can be operated with one hand.
Description
Technical field
The invention relates to a kind of electric tool, particularly a kind of can being contained in the screw that will fix in the screw dish in advance, the electric screw driver of realization automatic screw tightening.
Background technology
Development and development of technology along with society; The variation of essence has also taken place in the means of the turn of the screw; Developed into the electric screw driver of mechanized operation from original manually operated manual screw cutter, not only improved production efficiency, and greatly reduced labour intensity.Yet electric screw driver is not enough below in use also existing:
The one, present electric screw driver once can only be twisted a screw; Need use hand steered firmly screw during the turn of the screw; Screw is difficult to perpendicular to surface of the work; Difficulty is bigger when more particularly being screwed into electric screw driver than the screw of small dimension, and operating speed is slow, inefficiency, and efficient also has the space of very big lifting.
The 2nd, when needs aloft or during the holding screw operation of the crown, use present electric screw driver to need two hands to operate simultaneously, not only be difficult to install, some places even also cannot operate, thus cause the inconvenience of use, exist serious potential safety hazard.
For this reason, many manufacturers and knowledgeable people have carried out R and D, but do not have desirable product to emerge so far.
Summary of the invention
For overcoming the existing existing above-mentioned deficiency of electric screw driver, the purpose of the invention provide a kind of simple and reasonable, easy for operation, installation rate fast, high efficiency, singlehanded with regard to exercisable auto-feed electric screw driver.
The invention solves the technical scheme that its technical problem adopted; It comprises body, screwdriver, holder; Be fixed with runner frame on the described holder, runner frame is provided with the guide rod that resets parallel with screwdriver and that can straight line move, is provided with back-moving spring, screw disk-positioning mechanism, single direction ratchet assembly, screw dish assembly on the guide rod that resets successively; Described single direction ratchet assembly comprises and is enclosed within the stop collar upper connecting base successively, goes up bottom ratchet wheel; Stop collar is enclosed within on the guide rod that resets, and Connection Block is movably arranged on through pin on the chute of runner frame both sides, and Connection Block is connected with last ratchet through ratchet pin; Last bottom ratchet wheel is meshing with each other, and screw dish assembly is fixed on the bottom ratchet wheel.
Described screw disk-positioning mechanism comprises locating support, positioning seat, retainer spring, positioning head; Locating support is enclosed within on the guide rod that resets; Be provided with ratchet spring between locating support and the Connection Block, positioning seat is fixed on the locating support, and positioning head is movably arranged on the positioning seat through retainer spring; Bottom ratchet wheel is provided with indexing trough, and positioning head matches with indexing trough.
Described screw dish assembly comprises loam cake, screw disk body, lower cover; The screw disk body is provided with equally distributed slot; The screw chuck and the screw spring of symmetry are installed on the slot, and the covers correspondence is fixed on the screw disk body and is respectively equipped with and the corresponding screw hole of slot.
The leading portion of described chute is skewed slot or deep-slotted chip breaker, and back segment is a straight trough.
Described runner frame is provided with slide rail, and locating support is provided with the chute that matches with slide rail, and locating support can move relative to the runner frame straight line.
Described holder is provided with guide pin bushing, and the guide rod that resets passes behind the guide pin bushing spacing by spacer pin.
After adopting said structure, following advantage and effect are relatively arranged with prior art:
The one, screw dish assembly once can be deposited many screws, with screw dish assembly location and installation hole, whenever presses an electric screw driver and just can tighten a screw; Accurate positioning can sideslip, singlehandedly just can operate; Operating speed is fast, high efficiency, and efficient can improve more than 3 times.
The 2nd, need be overhead or specified conditions such as eminence under when carrying out the screw fixed operation, use the present technique result of use more obvious, it goes for the fastening operation of all kinds of screws basically.
The 3rd, owing to need not use when using the present technique the turn of the screw hand steeredly, especially aloft during operation, singlehandedly just can operate, operation is more safe and reliable, is difficult for the generation personal injury accident.
Description of drawings
Fig. 1 looks sketch map for the master of the invention.
Fig. 2 is the schematic top plan view of the invention.
Fig. 3 is the axle side sketch map of the invention.
Fig. 4 is the cross-sectional schematic of the invention.
Fig. 5 is the decomposition texture sketch map of the invention.
Fig. 6 is the schematic top plan view of the invention screw dish assembly.
Schematic top plan view when Fig. 7 is the invention screw dish assembly band screw.
1 body wherein, 2 holders, 3 runner frames, 4 screwdrivers, 5 chutes, 6 back-moving springs, 7 ratchet springs, 8 pins, ratchet on 9; 10 bottom ratchet wheels, 11 handles, 12 locating supports, 13 positioning heads, 14 slide rails, 15 ratchet pin, 16 Connection Blocks, 17 guide rods that reset; 18 output shafts, 19 clutches, 20 reducing gears, 21 motors, 22 stop collars, 23 loam cakes, 24 screw disk bodies, 25 lower covers; 26 spacer pins, 27 guide pin bushings, 28 screw chucks, 29 work screws, 30 screw springs, 31 slots, 32 retainer springs, 33 positioning seats.
The specific embodiment
Fig. 1 is the specific embodiments of the invention auto-feed electric screw driver to shown in Figure 7, and it comprises body 1, screwdriver 4, holder 2; Motor 21, reducing gear 20, clutch 19, output shaft 18 are installed in the body 1, and screwdriver 4 is installed on the output shaft 18, and holder 2 is connected as a single entity with body 1 or is fixedly connected; Holder 2 is provided with guide pin bushing 27, is fixed with runner frame 3 on the described holder 2, and runner frame 3 is provided with chute 5 and slide rail 14; The leading portion of chute 5 is skewed slot or deep-slotted chip breaker, and back segment is a straight trough, and runner frame 3 is provided with the guide rod 17 that resets parallel with screwdriver 4 and that can straight line move; It is spacing by spacer pin 26 that guide rod 17 1 ends that reset pass guide pin bushing 27 back, and the other end of the guide rod 17 that resets is provided with back-moving spring 6, screw disk-positioning mechanism, single direction ratchet assembly, screw dish assembly 11 backs successively and is fixed by nut, and described single direction ratchet assembly comprises and is enclosed within stop collar 22 upper connecting bases 16 successively, goes up bottom ratchet wheel 9,10; Stop collar 22 is enclosed within on the guide rod 17 that resets; Connection Block 16 is provided with stop collar slot and ratchet pin installing hole, and Connection Block 16 8 is movably arranged on the chute 5 of runner frame 3 both sides through pinning, and Connection Block 16 is connected with last ratchet 9 through the ratchet pin 15 that is installed on the ratchet pin installing hole; When Connection Block 16 moves in the skewed slot of chute 5; Ratchet pin 15 drives and goes up ratchet 9 rotations, and chute length is long more, and last ratchet 9 rotational angles are big more; Chute length is short more; Last ratchet 9 rotational angles are more little, and last bottom ratchet wheel 9,10 is meshing with each other, and screw dish assembly 11 is fixed on the bottom ratchet wheel 10.
Described screw disk-positioning mechanism comprises locating support 12, positioning seat 33, retainer spring 32, positioning head 13; Locating support 12 is provided with the chute that matches with slide rail 14; Locating support 12 can move relative to runner frame 3 straight lines, and locating support 12 is enclosed within on reset guide rod 17 or the stop collar 22, is provided with ratchet spring 7 between locating support 12 and the Connection Block 16; Bottom ratchet wheel 9,10 can really mesh in ratchet spring 7 principal securities; Positioning seat 33 is fixed on the locating support 12, and positioning head 13 is movably arranged on the positioning seat 33 through retainer spring 32, and bottom ratchet wheel 10 is provided with indexing trough; Positioning head 13 matches with indexing trough, and the main effect of stop collar 22 is that the distance between locating support 12 and the bottom ratchet wheel 10 is consistent.
Described screw dish assembly 11 comprises loam cake 23, screw disk body 24, lower cover 25; Screw disk body 24 is provided with 6 equally distributed slots 31; The screw chuck 28 and screw spring 30 of symmetry are installed on the slot 31, and screw chuck 28 is provided with V-shaped part, and work screw 29 is clipped in the centre of two screw chucks 28; The cap head of work screw 29 is less than the V-shaped part of screw chuck 28; Covers 23,25 correspondences are fixed on the screw disk body 24 and are respectively equipped with and slot 31 corresponding screw holes, and when screwdriver 4 outwards pushed the work forward screw 29, two screw chucks 28 that are clipped on the work screw 29 bounced back behind the elastic force that overcomes screw spring 30.
The invention work is following: at first on screw dish assembly 11, load onto work screw 29; Push switch then; Motor 21 runnings also drive reducing gear 20, clutch 19 rotations; When screwdriver 4 did not touch work screw 29, clutch 19 was in released state, and screwdriver 4 does not rotate; Aim at the screw installation sites with will work screw 29 of screw dish assembly 11; The lower cover 25 of screw dish assembly 11 is withstood on surface of the work and firmly pushing; Screw dish assembly 11, screw disk-positioning mechanism, single direction ratchet assembly and the guide rod 17 that resets bounce back after overcoming back-moving spring 6 simultaneously, and Connection Block 16 moves on the skewed slot of runner frame 3 both sides through pin, and Connection Block 16 moves relative to the guide rod 17 that resets; And go up ratchet 9 through ratchet pin 15 drives and rotate; When Connection Block 16 moves to the skewed slot rear end, reset behind screw parallactic angle degree of last ratchet 9 relative bottom ratchet wheel 10 positive directions idle running, ready for twist work screw 29 next time; When continuing pushing screw dish assembly 11; Screw dish assembly 11, screw disk-positioning mechanism, single direction ratchet assembly and the guide rod 17 that resets continue retraction simultaneously; Connection Block 16 moves on runner frame 3 both sides straight troughs through pin; Screwdriver 4 is aimed at and pushing work screw 29, and clutch 19 combines and drives screwdriver 4 rotations through output shaft 18, is screwed into work screw 29 in the workpiece.After work screw 29 installs; Screw dish assembly 11 leaves surface of the work; Screw dish assembly 11, screw disk-positioning mechanism, single direction ratchet assembly and the guide rod 17 that resets reset under the elastic force effect of back-moving spring 6, and when Connection Block 16 during along the skewed slot return, Connection Block 16 moves relative to the guide rod 17 that resets; And go up ratchet 9 through ratchet pin 15 drives and rotate; Last ratchet 9 drives bottom ratchet wheel 10 simultaneously and screw dish assembly 11 counter rotations are moving, and when Connection Block 16 moved to the original position of skewed slot, bottom ratchet wheel 10 and screw dish assembly 11 be the moving screw parallactic angle degree of counter rotation just; The positioning head 13 of screw disk-positioning mechanism is being positioned under the effect of retainer spring 32 on second indexing trough of bottom ratchet wheel 10 automatically, thereby accomplishes the work of work screw 29 installation periods.
Claims (6)
1. auto-feed electric screw driver; Comprise body (1), screwdriver (4), holder (2); It is characterized in that: be fixed with runner frame (3) on the described holder (2), runner frame (3) is provided with the guide rod that resets (17) parallel with screwdriver (4) and that can straight line move, is provided with back-moving spring (6), screw disk-positioning mechanism, single direction ratchet assembly, screw dish assembly (11) on the guide rod that resets (17) successively; Described single direction ratchet assembly comprises and is enclosed within stop collar (22) upper connecting base (16) successively, goes up bottom ratchet wheel (9,10); Stop collar (22) is enclosed within on the guide rod that resets (17), and Connection Block (16) is movably arranged on the chute (5) of runner frame (3) both sides through pin (8), and Connection Block (16) is connected with last ratchet (9) through ratchet pin (15); Last bottom ratchet wheel (9,10) is meshing with each other, and screw dish assembly (11) is fixed on the bottom ratchet wheel (10).
2. auto-feed electric screw driver according to claim 1; It is characterized in that: described screw disk-positioning mechanism comprises locating support (12), positioning seat (33), retainer spring (32), positioning head (13); Locating support (12) is enclosed within on the guide rod that resets (17); Be provided with ratchet spring (7) between locating support (12) and the Connection Block (16), positioning seat (33) is fixed on the locating support (12), and positioning head (13) is movably arranged on the positioning seat (33) through retainer spring (32); Bottom ratchet wheel (10) is provided with indexing trough, and positioning head (13) matches with indexing trough.
3. auto-feed electric screw driver according to claim 1 and 2; It is characterized in that: described screw dish assembly (11) comprises loam cake (23), screw disk body (24), lower cover (25); Screw disk body (24) is provided with equally distributed slot (31); The screw chuck (28) and the screw spring (30) of symmetry are installed on the slot (31), and covers (23,25) correspondence is fixed on screw disk body (24) and goes up and be respectively equipped with and the corresponding screw hole of slot (31).
4. auto-feed electric screw driver according to claim 3 is characterized in that: the leading portion of described chute (5) is skewed slot or deep-slotted chip breaker, and back segment is a straight trough.
5. auto-feed electric screw driver according to claim 4 is characterized in that: described runner frame (3) is provided with slide rail (14), and locating support (12) is provided with the chute that matches with slide rail (14), and locating support (12) can move relative to runner frame (3) straight line.
6. auto-feed electric screw driver according to claim 5 is characterized in that: described holder (2) is provided with guide pin bushing (27), and it is spacing by spacer pin (26) that the guide rod that resets (17) passes guide pin bushing (27) back.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203396464U CN202292569U (en) | 2011-09-13 | 2011-09-13 | Automatic-feed electric screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203396464U CN202292569U (en) | 2011-09-13 | 2011-09-13 | Automatic-feed electric screwdriver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202292569U true CN202292569U (en) | 2012-07-04 |
Family
ID=46361543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203396464U Withdrawn - After Issue CN202292569U (en) | 2011-09-13 | 2011-09-13 | Automatic-feed electric screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202292569U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102328290A (en) * | 2011-09-13 | 2012-01-25 | 永康市正大实业有限公司 | Automatic feed electric screwdriver |
| CN105936020A (en) * | 2013-08-23 | 2016-09-14 | 苏州宝时得电动工具有限公司 | Power tool |
| CN106166721A (en) * | 2016-07-19 | 2016-11-30 | 张西平 | A kind of environment-friendly type municipal administration gardens installation tool |
| CN106181881A (en) * | 2016-07-19 | 2016-12-07 | 张西平 | A kind of installation tool building the improvement of municipal administration gardens |
| CN106217297A (en) * | 2016-07-19 | 2016-12-14 | 张西平 | A kind of building municipal administration gardens installation tool |
| CN106217296A (en) * | 2016-07-19 | 2016-12-14 | 张西平 | A kind of environment-friendly type building municipal administration gardens installation tool |
| CN111206785A (en) * | 2020-02-19 | 2020-05-29 | 陈文红 | Chemical anchor bolt rubber tube inserter |
-
2011
- 2011-09-13 CN CN2011203396464U patent/CN202292569U/en not_active Withdrawn - After Issue
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102328290A (en) * | 2011-09-13 | 2012-01-25 | 永康市正大实业有限公司 | Automatic feed electric screwdriver |
| CN102328290B (en) * | 2011-09-13 | 2013-11-27 | 永康市正大实业有限公司 | Automatic feed electric screwdriver |
| CN105936020B (en) * | 2013-08-23 | 2019-03-01 | 苏州宝时得电动工具有限公司 | Power tool |
| CN105936020A (en) * | 2013-08-23 | 2016-09-14 | 苏州宝时得电动工具有限公司 | Power tool |
| CN106078593A (en) * | 2013-08-23 | 2016-11-09 | 苏州宝时得电动工具有限公司 | Power tool |
| CN106078593B (en) * | 2013-08-23 | 2020-02-04 | 苏州宝时得电动工具有限公司 | Power tool |
| CN106002803A (en) * | 2013-08-23 | 2016-10-12 | 苏州宝时得电动工具有限公司 | Power tool |
| CN106181881A (en) * | 2016-07-19 | 2016-12-07 | 张西平 | A kind of installation tool building the improvement of municipal administration gardens |
| CN106217296A (en) * | 2016-07-19 | 2016-12-14 | 张西平 | A kind of environment-friendly type building municipal administration gardens installation tool |
| CN106217297B (en) * | 2016-07-19 | 2017-12-26 | 广州市绿化公司 | One kind builds municipal gardens installation tool |
| CN106217296B (en) * | 2016-07-19 | 2017-12-26 | 广州市绿化公司 | A kind of environment-friendly type building municipal administration gardens installation tool |
| CN106166721B (en) * | 2016-07-19 | 2017-12-29 | 温州绿瑜建设有限公司 | A kind of environment-friendly type municipal administration gardens installation tool |
| CN106217297A (en) * | 2016-07-19 | 2016-12-14 | 张西平 | A kind of building municipal administration gardens installation tool |
| CN106166721A (en) * | 2016-07-19 | 2016-11-30 | 张西平 | A kind of environment-friendly type municipal administration gardens installation tool |
| CN111206785A (en) * | 2020-02-19 | 2020-05-29 | 陈文红 | Chemical anchor bolt rubber tube inserter |
| CN111206785B (en) * | 2020-02-19 | 2021-12-17 | 山东中元绿色生物工程有限公司 | Chemical anchor bolt rubber tube inserter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120704 Effective date of abandoning: 20131127 |
|
| RGAV | Abandon patent right to avoid regrant |