CN204546402U - A kind of electric screwdriver - Google Patents
A kind of electric screwdriver Download PDFInfo
- Publication number
- CN204546402U CN204546402U CN201420837130.6U CN201420837130U CN204546402U CN 204546402 U CN204546402 U CN 204546402U CN 201420837130 U CN201420837130 U CN 201420837130U CN 204546402 U CN204546402 U CN 204546402U
- Authority
- CN
- China
- Prior art keywords
- shell
- button
- output shaft
- bearing block
- housing
- 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
Links
Landscapes
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model discloses a kind of electric screwdriver, comprise shell, be arranged on the screwdriver bit of case nose, described switch module comprises the button be arranged on the outer wall of shell and the reversing switch be arranged in shell, the young sheet of pot for bridge joint conducting is provided with between described button and reversing switch, described Guo Zaipianyou center convex metal sheet and four the support ends compositions being distributed in center convex metal sheet periphery, described support end is plugged in the groove gap of shell.The utility model have employed the press-button structure with the young sheet of pot, and the young sheet of pot there will be prompt tone when being out of shape and resetting, and this prompt tone can feed back to the work state information of user's screwdriver, meanwhile, optimizes the experience of user, strengthens pressure sensitivity and experiences; Shell is split structure, and simple structure is convenient for production, and it is convenient to assemble, with low cost; There is composite structure, make the screwdriver of auto-manual have hand and the self-action of switching mutually, add the range of application of screwdriver.
Description
Technical field
The utility model relates to a kind of screwdriver, particularly relates to a kind of electric screwdriver.
Background technology
Screwdriver is that a kind of being used for twists screw with the instrument forcing it in place, and usual screwdriver is divided into normal screws to criticize, combined screwdriver and electric screwdriver, and electric screwdriver is all generally combined screwdriver.Electric screwdriver, as the term suggests be exactly replace staff install and remove screw with electro-motor, it is generally made up of screwdriver bit and screwdriver main part.
In prior art, screwdriver has button parts, and button parts generally adopts rocker switch button, and has reseting shrapnel between seesaw button and gauge tap, and the use for a long time of seesaw button can cause reseting shrapnel to produce strain, causes button parts to lose efficacy; And seesaw button indicative lower, when seesaw button one end presses down, cannot give user prompting, pressing force is easily superfluous, causes button parts to damage, and affects the use of screwdriver.
Utility model content
The purpose of this utility model is to solve above-mentioned technical problem, proposes a kind of electric screwdriver with prompt facility.
The purpose of this utility model, will be achieved by the following technical programs:
A kind of electric screwdriver, comprise shell, be arranged on the screwdriver bit of case nose, reducing motor is provided with in described shell, switch module, described screwdriver bit is coupled on the output shaft that extended by the motor shaft of described reducing motor, described switch module comprises the button be arranged on the outer wall of shell and the reversing switch be arranged in shell, the young sheet of pot for bridge joint conducting is provided with between described button and reversing switch, described Guo Zaipianyou center convex metal sheet and four the support ends compositions being distributed in center convex metal sheet periphery, described support end is plugged in the groove gap of shell.
Preferably, described shell corresponding button position has a support column, described button pivot is secured to described support column, the bottom of described button has two contacts, described reversing switch has and mates two relative contraventions with contact, one_to_one corresponding between described contact and contravention and be provided with the young sheet of described pot between the two, at described button under support column pivot state, two contacts of described button are selected one and are forced the center convex metal sheet distortion of the young sheet of described pot and the contravention corresponding with it is conducted.
Preferably, the described shell split casing that is integral sleeve shell or is put together by two half-shells.
Preferably, composite structure is provided with between described screwdriver bit and reducing motor, described composite structure comprises bracing frame, output shaft, bearing block, a plurality of pin, described output shaft is provided with front-end and back-end, bulge loop is provided with between described front-end and back-end, the cross section of described rear end has arc section and straightway, and the front end of described output shaft is used for grafting screwdriver bit and drives screwdriver bit to rotate; Support frame as described above is provided with a plurality of adjutage offseted with bulge loop, and the underframe of bracing frame is provided with the interlock axis hole connected with the arbor of reducing motor, the arbor of support frame as described above and reducing motor is connected, and the rear end of described output shaft and the underframe of bracing frame abut against; Described bearing block and shell are fixedly linked, and described bearing block is provided with the boss matched with described bulge loop; Described pin is axially set between the underframe of support frame as described above and the bulge loop of output shaft; Described output shaft is connected to described bearing block, and the boss of the bulge loop of described output shaft and described bearing block offsets, the adjutage of support frame as described above is arranged between the rear end of output shaft and bearing block, described pin is arranged between the straightway of rear end and bearing block, and pin is arranged between adjacent adjutage, the diameter of described pin is greater than the distance between described arc section and bearing block.
Preferably, described split casing comprises and splices the first fixing housing and the second housing mutually, and the splicing between described first housing and the second housing at least comprises that buckle splices, screw splices and ultrasonic bonding.
Preferably, described reducing motor is provided with protruding fuselage, and the first housing and the second housing are respectively equipped with the opening of corresponding described fuselage, and described reducing motor is fixedly connected in the opening of the first housing and the second housing.
Preferably, described shell has a tail cap be spirally connected, and the bottom of described tail cap is provided with tightens groove.
Preferably, tightening groove described in is that yi word pattern is tightened groove, crossly tightened groove or interior hexagonal tightens groove.
The beneficial effects of the utility model are mainly reflected in:
1. have employed the switch module with the young sheet of pot, the young sheet of described pot there will be slight prompt tone when being out of shape and resetting, and this prompt tone can feed back to the work state information of user's screwdriver, optimizes the experience of user, improve comfort, strengthen pressure sensitivity and experience;
2. the shell split casing that is sleeve shell or is put together by two half-shells, simple structure, convenient for production, it is convenient to assemble, with low cost;
3. there is composite structure, make the screwdriver of auto-manual have hand and the self-action of switching mutually, add the range of application of screwdriver.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model electric screwdriver;
Fig. 2 is the detonation configuration schematic diagram of the utility model electric screwdriver;
Fig. 3 is the structure for amplifying schematic diagram of A in Fig. 2.
Detailed description of the invention
The utility model provides a kind of electric screwdriver, as depicted in figs. 1 and 2, comprise screwdriver bit 1 and shell 2, screwdriver bit 1 is positioned at the front of shell 2, be provided with deceleration reducing motor 3, switch module 4 and battery 5 in shell 2, described screwdriver bit 1 is coupled on the output shaft that extended by the motor shaft of reducing motor 3.The split casing that shell 2 is integral sleeve shell or is put together by two half-shells.
Described switch module 4 comprises button 41 and reversing switch 42, the young sheet 6 of pot for bridge joint conducting is provided with between described button 41 and reversing switch 42, the young sheet 6 of pot is made up of center convex metal sheet and four support ends 61 being distributed in center convex metal sheet periphery, support end 61 is plugged in the groove gap 21 of shell 2, and the young sheet 6 of pot also can be arranged between casing and button.
In this preferred embodiment, described shell 2 corresponding button 41 position has a support column 22, button 41 pivot is secured to support column 22, the bottom of button 41 has two contacts 411, reversing switch 42 has and mates two relative contraventions 421 with contact 411, one_to_one corresponding between described contact 411 and contravention 421, and be provided with the young sheet 6 of described pot between the two, at button 41 under support column 22 pivot state, two contacts 411 of button 41 are selected one and are forced the center convex metal sheet distortion of the young sheet 6 of described pot and the contravention 421 corresponding with it is conducted, be respectively and control motor rotating forward state and motor reversal state.
Concrete, as shown in Figure 1, be provided with composite structure 7 between described screwdriver bit 1 and reducing motor 3, as shown in Figure 3, composite structure 7 comprises output shaft 8, bracing frame 9, bearing block 10 and a plurality of pin 11, output shaft 8 is provided with front end 81 and rear end 82, is provided with bulge loop 83 between front end 81 and rear end 82, the cross section of rear end 82 has arc section 821 and straightway 822, and the front end 81 of output shaft 8 is for grafting screwdriver bit 1 and drive screwdriver bit 1 to rotate.
Support frame as described above 9 is provided with a plurality of adjutage 91 offseted with bulge loop 83, and the underframe 92 of bracing frame 9 is provided with the interlock axis hole 921 connected with the arbor of reducing motor 3, bracing frame 9 is connected with the arbor of reducing motor 3, and the rear end 82 of output shaft 8 abuts against with the underframe 92 of bracing frame 9.
Described bearing block 10 is fixedly linked with shell 2, and bearing block 10 is provided with the boss 101 matched with bulge loop 83; Pin 11 is axially set between the underframe 92 of bracing frame 9 and the bulge loop 83 of output shaft 8; Output shaft 8 is connected to bearing block 10, and the bulge loop 83 of output shaft 8 offsets with the boss 101 of bearing block 10, the adjutage 91 of bracing frame 9 is arranged between the rear end 82 of output shaft 8 and bearing block 10, pin 11 is arranged between the straightway 822 of rear end 82 and bearing block 10, and pin 11 is arranged between adjacent adjutage 91, the diameter of pin 11 is greater than the distance between arc section 821 and bearing block 7.
Described composite structure 7 makes screwdriver have hand and the self-action of switching mutually, during self-action, reducing motor 3 drives bracing frame 9 to rotate, and pin 11 offsets with output shaft 8 under bracing frame 9 rotation status, pin 11 driver output axle 8 rotates, and screwdriver bit 1 and output shaft 8 link; During hand, under screwdriver bit 1 rotation status, pin 11 is connected between the straightway 822 of output shaft 8 and bearing block 10, and screwdriver bit 1, output shaft 8, bearing block 10, pin 11 are relative with shell 2 fixing.
Further refinement this programme, as shown in Figure 2, adopt split casing, comprise and splice the first fixing housing and the second housing mutually, the splicing between the first housing and the second housing at least comprises that buckle splices, screw splices and ultrasonic bonding.In certain employing buckle splicing, screw splicing and ultrasonic bonding, the splicing of both combinations or triplicity is arbitrarily also in protection domain of the present utility model.
In addition, described reducing motor 3 is provided with protruding fuselage, and the first housing and the second housing are respectively equipped with the opening of corresponding fuselage, and reducing motor is fixedly connected in the opening of the first housing and the second housing.Facilitate the location of reducing motor.
Described shell 2 has a tail cap 12 be spirally connected, and corresponding tail cap has thread protrusion, and shell inner cavity has the internal thread corresponded, and the bottom of tail cap 12 is provided with tightens groove.Tightening groove is that yi word pattern is tightened groove, crossly tightened groove or interior hexagonal tightens groove, is convenient to outside and tightens operation.
The utility model still has numerous embodiments, all employing equivalents or equivalent transformation and all technical schemes formed, and all drops within protection domain of the present utility model.
Claims (8)
1. an electric screwdriver, comprise shell, be arranged on the screwdriver bit of case nose, reducing motor is provided with in described shell, switch module, described screwdriver bit is coupled on the output shaft that extended by the motor shaft of described reducing motor, it is characterized in that: described switch module comprises the button be arranged on the outer wall of shell and the reversing switch be arranged in shell, the young sheet of pot for bridge joint conducting is provided with between described button and reversing switch, described Guo Zaipianyou center convex metal sheet and four the support ends compositions being distributed in center convex metal sheet periphery, described support end is plugged in the groove gap of shell.
2. a kind of electric screwdriver according to claim 1, it is characterized in that: described shell corresponding button position has a support column, described button pivot is secured to described support column, the bottom of described button has two contacts, described reversing switch has and mates two relative contraventions with contact, one_to_one corresponding between described contact and contravention, and be provided with the young sheet of described pot between the two, at described button under support column pivot state, two contacts of described button are selected one and are forced the center convex metal sheet distortion of the young sheet of described pot and the contravention corresponding with it is conducted.
3. a kind of electric screwdriver according to claim 1, is characterized in that: the split casing that described shell is integral sleeve shell or is put together by two half-shells.
4. a kind of electric screwdriver according to claim 1, it is characterized in that: between described screwdriver bit and reducing motor, be provided with composite structure, described composite structure comprises bracing frame, output shaft, bearing block, a plurality of pin, described output shaft is provided with front-end and back-end, bulge loop is provided with between described front-end and back-end, the cross section of described rear end has arc section and straightway, and the front end of described output shaft is used for grafting screwdriver bit and drives screwdriver bit to rotate; Support frame as described above is provided with a plurality of adjutage offseted with bulge loop, and the underframe of bracing frame is provided with the interlock axis hole connected with the arbor of reducing motor, the arbor of support frame as described above and reducing motor is connected, and the rear end of described output shaft and the underframe of bracing frame abut against; Described bearing block and shell are fixedly linked, and described bearing block is provided with the boss matched with described bulge loop; Described pin is axially set between the underframe of support frame as described above and the bulge loop of output shaft; Described output shaft is connected to described bearing block, and the boss of the bulge loop of described output shaft and described bearing block offsets, the adjutage of support frame as described above is arranged between the rear end of output shaft and bearing block, described pin is arranged between the straightway of rear end and bearing block, and pin is arranged between adjacent adjutage, the diameter of described pin is greater than the distance between described arc section and bearing block.
5. a kind of electric screwdriver according to claim 3, it is characterized in that: described split casing comprises and splices the first fixing housing and the second housing mutually, the splicing between described first housing and the second housing at least comprises that buckle splices, screw splices and ultrasonic bonding.
6. a kind of electric screwdriver according to claim 5, it is characterized in that: described reducing motor is provided with protruding fuselage, first housing and the second housing are respectively equipped with the opening of corresponding described fuselage, and described reducing motor is fixedly connected in the opening of the first housing and the second housing.
7. a kind of electric screwdriver according to claim 1, is characterized in that: described shell has a tail cap be spirally connected, and the bottom of described tail cap is provided with tightens groove.
8. a kind of electric screwdriver according to claim 7, is characterized in that: described in tighten groove be that yi word pattern is tightened groove, crossly tightened groove or interior hexagonal tightens groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420837130.6U CN204546402U (en) | 2014-12-26 | 2014-12-26 | A kind of electric screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420837130.6U CN204546402U (en) | 2014-12-26 | 2014-12-26 | A kind of electric screwdriver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204546402U true CN204546402U (en) | 2015-08-12 |
Family
ID=53821564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420837130.6U Expired - Fee Related CN204546402U (en) | 2014-12-26 | 2014-12-26 | A kind of electric screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204546402U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104552117A (en) * | 2014-12-26 | 2015-04-29 | 苏州斯坦科机电有限公司 | Electric screwdriver |
| CN109665136A (en) * | 2018-12-29 | 2019-04-23 | 成都三可实业有限公司 | A kind of packer head part device |
| WO2019105097A1 (en) * | 2017-11-29 | 2019-06-06 | 苏州多维思智能科技有限公司 | Precise electric screwdriver |
-
2014
- 2014-12-26 CN CN201420837130.6U patent/CN204546402U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104552117A (en) * | 2014-12-26 | 2015-04-29 | 苏州斯坦科机电有限公司 | Electric screwdriver |
| WO2019105097A1 (en) * | 2017-11-29 | 2019-06-06 | 苏州多维思智能科技有限公司 | Precise electric screwdriver |
| CN109665136A (en) * | 2018-12-29 | 2019-04-23 | 成都三可实业有限公司 | A kind of packer head part device |
| CN109665136B (en) * | 2018-12-29 | 2024-02-27 | 成都三可实业有限公司 | Packaging head part device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104552117A (en) | Electric screwdriver | |
| CN204546402U (en) | A kind of electric screwdriver | |
| CN104227632B (en) | A kind of screwdriver | |
| CN204135965U (en) | A kind of screwdriver | |
| CN203993685U (en) | A kind of screwdriver of auto-manual | |
| CN202702120U (en) | Novel electric screw driver pressing and starting structure | |
| CN204800535U (en) | Automatic screwdriver | |
| CN202934509U (en) | Electric screw driver | |
| CN103072109B (en) | Anti-overloading torque spanner | |
| CN203592442U (en) | Electric drill capable of outputting set torque | |
| CN201516589U (en) | Full-automatic brushless electric screwdriver | |
| CN203879952U (en) | Novel coupler | |
| CN201592457U (en) | Adhesive tape cutter provided with handle | |
| CN220313010U (en) | Electric tool connection structure | |
| CN204622075U (en) | Composite flooding mechanical joint | |
| CN201267886Y (en) | Spring driving table drill | |
| CN201033425Y (en) | Power take-off shaft of portable pneumatic machinery or electric machinery | |
| CN201702718U (en) | Screwdriver | |
| CN203792238U (en) | Electric bit and electric screw driver with same | |
| CN202745499U (en) | Double-spring door lock bearing base | |
| CN202829328U (en) | Novel environment-friendly driving device of electric single beam crane | |
| CN205703922U (en) | A kind of can screw the screwdriver of termination by auto-changing | |
| CN206899158U (en) | A kind of cam coupling structure of automatic double nail staplers | |
| CN202862090U (en) | Improved beating type electric screw driver | |
| CN202493111U (en) | Novel rotating tensioning lock |
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 |
Granted publication date: 20150812 Termination date: 20161226 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |