CN203712586U - Handheld electric screw driver - Google Patents
Handheld electric screw driver Download PDFInfo
- Publication number
- CN203712586U CN203712586U CN201420092035.8U CN201420092035U CN203712586U CN 203712586 U CN203712586 U CN 203712586U CN 201420092035 U CN201420092035 U CN 201420092035U CN 203712586 U CN203712586 U CN 203712586U
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- CN
- China
- Prior art keywords
- screwdriver bit
- main shaft
- head capsule
- body housing
- screwdriver
- 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.)
- Withdrawn - After Issue
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model discloses a handheld electric screw driver and belongs to the technical field of electric tools. The electric screw driver mainly comprises a main body casing and a head casing, which are mounted together in a hinged manner; a cavity is formed in the inner part of the main body casing; a bit mounting cavity is formed in the head casing; a rotating wheel is mounted in the bit mounting cavity in a rotating manner; a plurality of bit accommodating passages are arranged in the rotating wheel; a transmission sleeve matched with the cross section of the bit is mounted at the end part of the head casing in a rotating manner; a main shaft in transmission connection with a power device is mounted in the cavity; a magnet used for adsorbing bits is arranged at one end of the main shaft; the main shaft is matched with the cross section of the transmission sleeve; the end part of one end, away from the magnet, of the main shaft is sleeved with a slide block; a sliding chute in the same direction as the main shaft extending direction is formed in one side of the main body casing; the slide block is mounted in the sliding chute in a restraining manner and extends out the main body casing. According to the handheld electric screw driver, a head casing can carry a plurality of bits, the replacement of the bits is fast and convenient, the working efficiency is improved greatly and the handheld electric screw driver is widely applied in electric tool processing and manufacturing.
Description
Technical field
The utility model relates to a kind of hand electric screwdriver, belongs to electric tool technical field.
Background technology
Hand electric screwdriver is to drive power set to rotate by power supply, thereby drives the screwdriver bit on head capsule to rotate, and carries out screwing or becoming flexible of screw, is one of instrument very practical in daily life.In use can encounter a lot of different screws, this just need to match different screwdriver bits, but current hand electric screwdriver is all on a head capsule, to configure a screwdriver bit, the screw that runs into different size need to be changed different screwdriver bits, so each hand electric screwdriver needs to carry dissimilar screwdriver bit in use, it is not very convenient carrying like this and taking care of, and screwdriver bit is easily lost, especially change screwdriver bit and need extracting tool, lose time, greatly reduce operating efficiency.
Therefore, for a kind of new hand electric screwdriver of exploitation, not only there is urgent researching value, also there are good economic benefit and commercial Application potentiality, this power place and basis that the utility model is accomplished just.
Utility model content
In order to overcome the defect of above-mentioned pointed existing hand electric screwdriver, the inventor conducts in-depth research this, is paying after a large amount of creative works, thereby is completing the utility model.
Particularly, technical problem to be solved in the utility model is: a kind of hand electric screwdriver is provided, has realized in a head capsule and carried multiple screwdriver bits, and screwdriver bit change quick and facilitate, greatly having improved operating efficiency.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of hand electric screwdriver is provided, described hand electric screwdriver comprises body housing and head capsule, the inside of described body housing has a cavity, in described cavity, be provided with the power set by power drives, described head capsule is hinged to be installed in described body housing, between described head capsule and body housing, be provided with retaining mechanism, on described head capsule, there is a screwdriver bit installation cavity, described screwdriver bit installation cavity is uncovered near one end of described body housing, in described screwdriver bit installation cavity, be provided with a fixed axis, described fixed axis one end is fixedly installed in one end of described head capsule, the other end is to the uncovered extension of described screwdriver bit installation cavity, in described screwdriver bit installation cavity, be rotatablely equipped with a runner, described runner has a central through hole and some screwdriver bit storage channel that is arranged at described central through hole periphery, described fixed axis is plugged in described central through hole, the end of described head capsule is provided with the screwdriver bit corresponding with described screwdriver bit storage channel position and ejects passage, described screwdriver bit eject in passage, be rotatablely equipped with one with the suitable drive sleeve of described screwdriver bit cross sectional shape, the both sides that are positioned at described head capsule offer the breach for exposing described runner, one main shaft being in transmission connection with described power set is installed in described cavity, one end of described main shaft is provided with the magnet for adsorbing screwdriver bit, when duty, described main shaft is suitable with the coaxial setting of described drive sleeve and cross sectional shape, end away from the described main shaft of described magnet one end is set with a slide block, one side of described body housing offers one and holds described slide block and the chute identical with described main shaft bearing of trend, and described slide block constraint is installed in described chute and stretches out described body housing.
In described hand electric screwdriver of the present utility model, improve as one, one end of described runner is equipped with a location concave point between two adjacent screwdriver bit installation cavitys, one end near described head capsule in described body housing is provided with a positioning chamber, in described positioning chamber constraint be provided with one with all adaptive positioning convex points of described location concave point shape and position, in described positioning chamber, be provided with a Compress Spring, described positioning convex point protrudes the end face of described body housing under described Compress Spring effect.
In described hand electric screwdriver of the present utility model, as further improvement, described retaining mechanism comprises the button buckle being arranged on described head capsule and is arranged on the locked groove in described body housing, described button snap fastener has one protrude the press section on described head capsule surface and one perpendicular to described press section and stretch out the clasp of described head capsule end face, between described press section and described head capsule, be provided with a back-moving spring, described locked groove and described clasp shape are suitable.
In described hand electric screwdriver of the present utility model, as further improvement, the clutch end of described power set connects a driving gear, described driving gear rotates and is installed in described cavity, in described cavity, be rotatablely equipped with one with the driven gear of described driving gear engaged transmission, the centre of gyration of described driven gear be provided with one with the suitable through hole of described main shaft cross sectional shape, described main shaft runs through described through hole.
In described hand electric screwdriver of the present utility model, as further improvement, described screwdriver bit storage channel annular array distributes.
As mentioned above, the utility model provides a kind of hand electric screwdriver.By having adopted after technique scheme, the utility model has been obtained following beneficial effect:
(1) because runner has several screwdriver bit storage channel, can place the screwdriver bit of different size, turn to the position of required screwdriver bit by runner, eject required screwdriver bit by main shaft, greatly improved the efficiency of conversion screwdriver bit, and screwdriver bit carries and uses all very convenient.
(2) because rotaring wheeling sleeve is contained on the fixed axis of head capsule, head capsule and body housing are hinged, while changing screwdriver bit specification, head capsule can be opened, take out runner, once change the screwdriver bit of multiple specifications, save the time of changing screwdriver bit in use procedure, improved operating efficiency.
(3) due to the positioning convex point and the location concave point that are provided with between body housing and runner for positioning spindle and screwdriver bit relation, ensure that main shaft is concentric with screwdriver bit storage channel, make main shaft can eject smoothly screwdriver bit, ensure the safe and reliable operation of this device, and then improved operating efficiency.
Brief description of the drawings
Fig. 1 is the outline drawing of the utility model embodiment;
Fig. 2 is the working state figure of the utility model embodiment;
Fig. 3 is the state diagram that the utility model embodiment changes different size screwdriver bit;
Fig. 4 is the partial enlarged drawing of A portion in Fig. 3;
Fig. 5 is the state diagram of the utility model embodiment retaining mechanism while opening;
Fig. 6 is that the utility model embodiment takes out runner and changes state diagram when screwdriver bit.
Wherein, in Fig. 1-6, each number designation refers to respectively following concrete meaning, element and/or parts.
In figure: 1, body housing, 2, head capsule, 3, runner, 4, chute, 5, slide block, 6, retaining mechanism, 61, press section, 62, clasp, 63, back-moving spring, 64, locked groove, 7, main shaft, 8, drive sleeve, 9, magnet, 10, screwdriver bit, 11, driven gear, 12, driving gear, 13, fixed axis, 14, motor, 15, positioning convex point, 16, Compress Spring, 17, location concave point, 18, central through hole.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is further illustrated.But the purposes of these exemplary embodiments and object are only used for exemplifying the utility model, not real protection scope of the present utility model is formed to any type of any restriction, more non-protection domain of the present utility model is confined to this.
As shown in Figure 1, Figure 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6 common shown in, the utility model provides a kind of hand electric screwdriver, described hand electric screwdriver mainly comprises body housing 1 and head capsule 2, body housing 1 shape is made into the shape of power drill, so that hand-held, head capsule 2 is worked for supporting screwdriver bit 10.The inside of body housing 1 has a cavity, in cavity, be provided with the power set by power drives, head capsule 2 is hinged to be installed in body housing 1, between head capsule 2 and body housing 1, be provided with retaining mechanism 6, on head capsule 2, there is a screwdriver bit installation cavity, screwdriver bit installation cavity is uncovered near one end of body housing 1, in screwdriver bit installation cavity, be provided with a fixed axis 13, fixed axis 13 one end are fixedly installed in one end of head capsule 2, the other end is to the uncovered extension of screwdriver bit installation cavity, in screwdriver bit installation cavity, be rotatablely equipped with a runner 3, runner 3 has a central through hole 18 and some screwdriver bit storage channel that is arranged at central through hole 18 peripheries, screwdriver bit storage channel annular array distributes.Fixed axis 13 is plugged in central through hole 18, the end of head capsule 2 is provided with the screwdriver bit corresponding with screwdriver bit storage channel position and ejects passage, screwdriver bit eject in passage, be rotatablely equipped with one with the suitable drive sleeve 8 of screwdriver bit cross sectional shape, the both sides that are positioned at head capsule 2 offer the breach for exposing runner 3, so that operator's rotating wheel 3 is changed screwdriver bit, one main shaft 7 being in transmission connection with power set is installed in cavity, one end of main shaft 7 is provided with the magnet 9 for adsorbing screwdriver bit 10, when duty, main shaft 7 is suitable with the coaxial setting of drive sleeve 8 and cross sectional shape, end away from the main shaft 7 of magnet 9 one end is set with a slide block 5, as a kind of optimal design, on slide block 5, offer a circular hole, the end of main shaft 7 is through this circular hole, on main shaft 7, be provided with a shaft shoulder, for the one degree of freedom of positioning sliding block 5, after slide block 5 is set on main shaft 7, on main shaft 7, use the anti-limited slip block 5 of shaft block ring or nut to deviate from, main shaft 7 can freely rotate in circular hole, in the axial direction of main shaft 7, main shaft 7 slides with slide block 5, one side of body housing 1 offers one and holds slide block 5 and the chute 4 identical with main shaft 7 bearing of trends, slide block 5 constraints are installed in chute 4 and stretch out body housing 1, being convenient to application of force drive shaft 7 slides axially.
In the time stirring runner 3 and rotate, make main shaft 7 and to be arranged on screwdriver bit 10 in runner 3 concentric, be a very difficult thing, if decentraction, main shaft 7 just cannot eject screwdriver bit 10, for solving this technical problem, inventor has done repeatedly and has attempted, and has found a good measure.One end of runner 3 is equipped with a location concave point 17 between two adjacent screwdriver bit installation cavitys, one end near head capsule 2 in body housing 1 is provided with a positioning chamber, in positioning chamber constraint be provided with one with all adaptive positioning convex points 15 of location concave point 17 shapes and position, in positioning chamber, be provided with a Compress Spring 16, positioning convex point 15 protrudes the end face of body housing 1 under Compress Spring 16 effects.Not only can make screwdriver bit 10 and main shaft 7 accurately locate, and Compress Spring 16 heads into location by positioning convex point 15 and also can sound when concave point 17, operator can judge the relation between main shaft 7 and screwdriver bit 10 from sound, conventionally positioning convex point 15 uses steel ball, and location concave point 17 is made into the depression suitable with steel ball size.
Retaining mechanism 6 comprises the button buckle being arranged on head capsule 2 and is arranged on the locked groove in body housing 1, button snap fastener has one protrude the press section on head capsule 2 surfaces and one perpendicular to press section and stretch out the clasp of head capsule 2 end faces, between press section and head capsule 2, be provided with a back-moving spring, locked groove and clasp shape are suitable.This retaining mechanism 6 is opened and locks all very convenient, and certainly, those skilled in the art also can select other retaining mechanisms 6 that plays this function, do not enumerate at this.
The clutch end of power set connects a driving gear 12, the motor 14 for battery drive that power set are conventional, driving gear 12 rotates and is installed in cavity, in cavity, be rotatablely equipped with one with the driven gear 11 of driving gear 12 engaged transmission, the centre of gyration of driven gear 11 be provided with one with the suitable through hole of main shaft 7 cross sectional shapes, main shaft 7 runs through through hole, as a kind of optimal design, the cross sectional shape of main shaft 7 is designed to spline-shaped, or according to those skilled in the art's conventional design, use hexagonal square steel, corresponding, the cross sectional shape of through hole and drive sleeve 8 and screwdriver bit 10 is all corresponding to the same.
Wherein, body housing 1 is made two halfbodies splitting in the time making, so that inner components is installed, and reduce cost of manufacture, parts are arranged in a halfbody, and then another halfbody is fastened, and use securing member or other locking elements that two halfbodies are combined as a whole.
When use, the screwdriver bit 10 of different size is installed respectively in the screwdriver bit storage channel of runner 3, fasten clasp, head capsule 2 and body housing 1 are combined, as shown in Figure 3, the end face of the end face of head capsule 2 and body housing 1 fits, and the end face of runner 3 also leans on the end face of body housing 1, main shaft 7 with one end of magnet 9 just with the end face of body housing 1, by breach rotating wheel 3, select the screwdriver bit 10 of required specification, hear the positioning convex point 15 of this position and the sound of location concave point 17 combinations, show that main shaft 7 is concentric with this screwdriver bit 10, now, promote slide block 5, drive main shaft 7 to slide, screwdriver bit 10 is ejected screwdriver bit storage channel by main shaft 7, jointly enter drive sleeve 8, and screwdriver bit 10 stretches out drive sleeve 8, screwdriver bit 10 is combined with quilt operation screw, actuating motor 14, driving gear 12 drives driven gear 11 to rotate, thereby drive main shaft 7 to rotate, power is passed to drive sleeve 8 by main shaft 7, drive sleeve 8 is in the interior rotation of head capsule 2, thereby drive sleeve 8 drives screwdriver bit 10 to rotate, carry out operation.After operation completes, brake motor 14, retracts slide block 5, and the magnet 9 adhesive screwdriver bits 10 of main shaft 7 ends return simultaneously, need to change screwdriver bit 10 time, rotating wheel 3, screwdriver bit 10 separates with magnet 9, forward desired location to, screwdriver bit 10 adhesives of magnet 9 and this position, with entering with moving back.
In the time need to changing the screwdriver bit 10 of other specification, be positioned under the state of returning at main shaft 7, press press section, press section compression reseting spring, clasp is deviate from from locked groove, moves head capsule 2, head capsule 2 is rotated around jointed shaft, as shown in Figure 5, be opened to after certain angle, runner 3 is taken out in screwdriver bit installation cavity, as shown in Figure 6, just can change the screwdriver bit 10 of different size, after replacing, again runner 3 is set on fixed axis 13, fasten retaining mechanism 6.
The purposes that should be appreciated that these embodiment is only for the utility model is described but not be intended to limit protection domain of the present utility model.In addition; also should understand; after having read technology contents of the present utility model, those skilled in the art can make various changes, amendment and/or modification to the utility model, within these all equivalent form of values fall within the protection domain that the application's appended claims limits equally.
Claims (5)
1. hand electric screwdriver, comprise body housing and head capsule, the inside of described body housing has a cavity, in described cavity, be provided with the power set by power drives, described head capsule is hinged to be installed in described body housing, between described head capsule and body housing, be provided with retaining mechanism, it is characterized in that: on described head capsule, there is a screwdriver bit installation cavity, described screwdriver bit installation cavity is uncovered near one end of described body housing, in described screwdriver bit installation cavity, be provided with a fixed axis, described fixed axis one end is fixedly installed in one end of described head capsule, the other end is to the uncovered extension of described screwdriver bit installation cavity, in described screwdriver bit installation cavity, be rotatablely equipped with a runner, described runner has a central through hole and some screwdriver bit storage channel that is arranged at described central through hole periphery, described fixed axis is plugged in described central through hole, the end of described head capsule is provided with the screwdriver bit corresponding with described screwdriver bit storage channel position and ejects passage, described screwdriver bit eject in passage, be rotatablely equipped with one with the suitable drive sleeve of described screwdriver bit cross sectional shape, the both sides that are positioned at described head capsule offer the breach for exposing described runner, one main shaft being in transmission connection with described power set is installed in described cavity, one end of described main shaft is provided with the magnet for adsorbing screwdriver bit, when duty, described main shaft is suitable with the coaxial setting of described drive sleeve and cross sectional shape, end away from the described main shaft of described magnet one end is set with a slide block, one side of described body housing offers one and holds described slide block and the chute identical with described main shaft bearing of trend, and described slide block constraint is installed in described chute and stretches out described body housing.
2. hand electric screwdriver as claimed in claim 1, it is characterized in that: one end of described runner is equipped with a location concave point between two adjacent screwdriver bit installation cavitys, one end near described head capsule in described body housing is provided with a positioning chamber, in described positioning chamber constraint be provided with one with all adaptive positioning convex points of described location concave point shape and position, in described positioning chamber, be provided with a Compress Spring, described positioning convex point protrudes the end face of described body housing under described Compress Spring effect.
3. hand electric screwdriver as claimed in claim 2, it is characterized in that: described retaining mechanism comprises the button buckle being arranged on described head capsule and is arranged on the locked groove in described body housing, described button snap fastener has one protrude the press section on described head capsule surface and one perpendicular to described press section and stretch out the clasp of described head capsule end face, between described press section and described head capsule, be provided with a back-moving spring, described locked groove and described clasp shape are suitable.
4. hand electric screwdriver as claimed in claim 3, it is characterized in that: the clutch end of described power set connects a driving gear, described driving gear rotates and is installed in described cavity, in described cavity, be rotatablely equipped with one with the driven gear of described driving gear engaged transmission, the centre of gyration of described driven gear be provided with one with the suitable through hole of described main shaft cross sectional shape, described main shaft runs through described through hole.
5. hand electric screwdriver as claimed in claim 4, is characterized in that: described screwdriver bit storage channel annular array distributes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420092035.8U CN203712586U (en) | 2014-02-28 | 2014-02-28 | Handheld electric screw driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420092035.8U CN203712586U (en) | 2014-02-28 | 2014-02-28 | Handheld electric screw driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203712586U true CN203712586U (en) | 2014-07-16 |
Family
ID=51151783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420092035.8U Withdrawn - After Issue CN203712586U (en) | 2014-02-28 | 2014-02-28 | Handheld electric screw driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203712586U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103817639A (en) * | 2014-02-28 | 2014-05-28 | 宁波汉浦工具有限公司 | Handheld electric screwdriver |
| CN107053063A (en) * | 2017-05-17 | 2017-08-18 | 句容新禾五金电器有限公司 | Full-automatic electric bottle opener |
| CN108890567A (en) * | 2018-09-18 | 2018-11-27 | 深圳市深丝微智能技术有限公司 | A kind of handheld-type intelligent servo-electric screwdriver |
| CN109159067A (en) * | 2018-10-30 | 2019-01-08 | 淮阴工学院 | The push-and-pull pipe structure of gun-type screw wrenching tool |
| CN109176379A (en) * | 2018-10-30 | 2019-01-11 | 淮阴工学院 | Quick-replaceable gun-type screw wrenching tool |
| CN109176380A (en) * | 2018-10-30 | 2019-01-11 | 淮阴工学院 | The replacement system of gun-type screw wrenching tool |
-
2014
- 2014-02-28 CN CN201420092035.8U patent/CN203712586U/en not_active Withdrawn - After Issue
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103817639A (en) * | 2014-02-28 | 2014-05-28 | 宁波汉浦工具有限公司 | Handheld electric screwdriver |
| CN103817639B (en) * | 2014-02-28 | 2015-12-16 | 宁波汉浦工具有限公司 | Hand electric screwdriver |
| CN107053063A (en) * | 2017-05-17 | 2017-08-18 | 句容新禾五金电器有限公司 | Full-automatic electric bottle opener |
| CN108890567A (en) * | 2018-09-18 | 2018-11-27 | 深圳市深丝微智能技术有限公司 | A kind of handheld-type intelligent servo-electric screwdriver |
| CN109159067A (en) * | 2018-10-30 | 2019-01-08 | 淮阴工学院 | The push-and-pull pipe structure of gun-type screw wrenching tool |
| CN109176379A (en) * | 2018-10-30 | 2019-01-11 | 淮阴工学院 | Quick-replaceable gun-type screw wrenching tool |
| CN109176380A (en) * | 2018-10-30 | 2019-01-11 | 淮阴工学院 | The replacement system of gun-type screw wrenching tool |
| CN109176380B (en) * | 2018-10-30 | 2019-07-23 | 淮阴工学院 | The replacement system of gun-type screw wrenching tool |
| CN109159067B (en) * | 2018-10-30 | 2019-07-23 | 淮阴工学院 | The push-and-pull pipe structure of gun-type screw wrenching tool |
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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: 20140716 Effective date of abandoning: 20151216 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |