CN205835156U - A kind of electric screw driver - Google Patents
A kind of electric screw driver Download PDFInfo
- Publication number
- CN205835156U CN205835156U CN201620795286.1U CN201620795286U CN205835156U CN 205835156 U CN205835156 U CN 205835156U CN 201620795286 U CN201620795286 U CN 201620795286U CN 205835156 U CN205835156 U CN 205835156U
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- brake
- shell fragment
- torsion
- clutch
- groove
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Abstract
The open a kind of electric screw driver of this utility model, system is adjusted including the motor being linked in sequence, gear cylinder I, gold shell fragment brake system, clutch control, connecting shaft and torsion, motor and clutch control are connected with the driving gear in gear cylinder I respectively, and clutch control links with gold shell fragment brake system；Gold shell fragment brake system includes that gear cylinder II, brake shell fragment fix seat, upper brake gold shell fragment, lower brake gold shell fragment, upper brake buffer spring, upper brake plastics thimble, lower brake metal thimble and lower brake buffer spring.The problem that this utility model can effectively solve to use microswitch mechanical life shorter, upper buffer spring in braking mechanism lower brake metal thimble resilience force to braking mechanism under big torque condition has absorption and cushioning effect, thus effectively extends the service life of brake shell fragment.
Description
Technical field
This utility model belongs to mechanical field, relates to a kind of electric screw driver.
Background technology
The brake control system of electric screw driver is all to be controlled by microswitch at present, and microswitch is touching of single-pole double throw
Point-type is normally opened, normally closed switch, and normally opened and normally closed switch switching action is by outer pressure tight button, by the machine of an internal copper sheet
Tool deformation realizes, and its drawback is that access times are limited, not in place, the switching that easily occurs normally opened and the normally off switching in course of action
After cannot automatically restore and be subject to the outside breakable phenomenon of excessive stresses, the control that thus can frequently cause brake system is bad.
Utility model content
The purpose of this utility model is to propose a kind of electric screw driver, effectively solves the problem that above-mentioned prior art exists.
For achieving the above object, this utility model can be solved by the following technical programs:
A kind of electric screw driver, including the motor being linked in sequence, gear cylinder I, gold shell fragment brake system, Clutch Control system
System, connecting shaft and torsion adjust system；Described motor and clutch control are respectively with the driving gear in gear cylinder I even
Connecing, described clutch control links with gold shell fragment brake system, and described linkage refers to when electric screw driver torsion reaches to set
During definite value, clutch control separates, and drives the running of gold shell fragment brake system simultaneously；
Described gold shell fragment brake system includes that gear cylinder II, brake shell fragment fix seat, upper brake gold shell fragment, lower brake
Gold shell fragment, upper brake buffer spring, upper brake plastics thimble, lower brake metal thimble and lower brake buffer spring；Gear cylinder
II side is provided with groove I, and it is Contraband shape groove structure that brake shell fragment fixes seat, Contraband shape groove bottom be provided with orthogonal clamping seat and
Assembling cylinder, assembling cylinder is provided with groove II with contour section of clamping seat, and the sidewall more than groove II assembling cylinder is provided with opening, and upper brake is yellow
Gold shell fragment and lower brake gold shell fragment are L-type laminated structure, and upper brake plastics thimble is cylindrical-shaped structure, and sidewall is provided with salient point,
Lower brake metal thimble is cylindrical-shaped structure；Brake shell fragment is fixed seat and is fixed in groove I, upper brake gold shell fragment and lower brake
Gold shell fragment is fixed in clamping seat, and through groove II, upper brake plastics thimble one end connects the buffer spring that brakes, another
Fitting in end plugging in fitting cylinder and with lower brake metal thimble, salient point moves along opening, and the other end of lower brake metal thimble is even
Connect lower brake buffer spring；
Described clutch system includes clutch, lower clutch, clutch steel ball and Clutch Control dish；
Described torsion adjusts system and includes that torque spring, torsion cylinder, torsion adjust circle, torsion thimble and torsion pad.Make
For preferred technical scheme:
A kind of electric screw driver as above, described brake shell fragment is fixed seat and is fixed in groove I by fixing seat screw.
A kind of electric screw driver as above, is provided with a horizontal upper groove and a horizontal low groove inside described clamping seat,
Upper brake gold shell fragment and lower brake gold shell fragment are separately fixed in upper groove and low groove.
Electric screw driver as above a kind of, in described gold shell fragment brake system lower brake buffer spring against described from
Clutch control dish.
A kind of electric screw driver as above, described lower clutch is fixed in described connecting shaft, described clutch steel ball
Being embedded in the inner groovy of described lower clutch, be close to the upper plane of Clutch Control dish, described Clutch Control dish is placed on institute
State on connecting shaft.
A kind of electric screw driver as above, described torque spring is enclosed within described connecting shaft, and described torsion cylinder is enclosed within
On described gear cylinder II, described torsion adjusts snare on described torsion cylinder.
A kind of electric screw driver as above, described torsion thimble withstands on described torque spring through described torsion cylinder one end
On, the other end withstands in described torsion adjusts circle in the groove being provided with.
Electric screw driver as above a kind of, described electric screw driver possibly together with shell, described shell be provided with clinching plate and
Direction switch, described clinching plate is connected with the panel of motor.
Beneficial effect:
This utility model can effectively solve the problem using microswitch mechanical life shorter, the upper buffering in braking mechanism
Spring lower brake metal thimble resilience force to braking mechanism under big torque condition has absorption and a cushioning effect, thus effectively
Extend brake shell fragment service life.
Accompanying drawing explanation
Fig. 1 is schematic appearance of the present utility model；
Fig. 2 is this utility model internal structure schematic diagram；
Fig. 3 is that torsion adjusts system decomposition figure；
Fig. 4 is gold shell fragment brake system and clutch control exploded view in this utility model；
Fig. 5 is the structural representation that in this utility model, brake shell fragment fixes seat；
Fig. 6 is upper brake plastic top needle construction schematic diagram in this utility model；
Fig. 7 is upper brake gold elastic piece structure schematic diagram in this utility model；
Fig. 8 is lower brake gold elastic piece structure schematic diagram in this utility model；
Fig. 9 is upper brake buffer spring structural representation in this utility model；
Wherein, 1-motor, 2-gear cylinder I, 3-gold shell fragment brake system, 4-clutch control, 5-torsion adjusts
System, 6-gear cylinder II, the upper clutch of 7-, 8-clutch steel ball, clutch under 9-, 10-brakes buffer spring, and 11-stops
Car plastics thimble, 12-upper brake gold shell fragment, brake under 13-gold shell fragment, and 14-brake shell fragment fixes seat, brake gold under 15-
Belonging to thimble, brake under 16-buffer spring, 17-connecting shaft, 18-Clutch Control dish, 19-torque spring, 20-clinching plate, 21-
Torsion pad, 22-torsion cylinder, 23-torsion thimble, 24-torsion adjustment ring, 25-clamping seat, 26-upper groove, 27-low groove,
28-assembles cylinder, 29-groove II, 30-salient point.
Detailed description of the invention
The utility model is described in further detail below in conjunction with the accompanying drawings:
As shown in Figure 1-2, a kind of electric screw driver, including the motor 1 being linked in sequence, gear cylinder I 2, the brake of gold shell fragment be
System 3, clutch control 4, connecting shaft 17, torsion adjust system 5 and shell, and shell is provided with clinching plate 20 and direction is opened
Close, clinching plate 20 is connected with the panel of motor 1, motor 1 and clutch control 4 respectively with the driving tooth in gear cylinder I 2
Wheel connects, and clutch control 4 links with gold shell fragment brake system 3；
As shown in Figure 4, gold shell fragment brake system 3 includes that gear cylinder II 6, brake shell fragment fix seat 14, upper brake gold
Shell fragment 12, lower brake gold shell fragment 13, upper brake buffer spring 10 (as shown in Figure 9), upper brake plastics thimble 11, lower brake gold
Belong to top thimble 15, lower brake buffer spring 16；Gear cylinder II 6 side is provided with groove I, as it is shown in figure 5, brake shell fragment fixes seat 14
For Contraband shape groove structure, Contraband shape groove bottom is provided with orthogonal clamping seat 25 and assembling cylinder 28, and clamping seat 25 is internal is provided with one
Horizontal upper groove 26 and a horizontal low groove 27, assembling cylinder 28 is provided with groove II 29 with contour section of clamping seat 25, groove II 29 with
The sidewall of upper assembling cylinder 28 is provided with opening, and as Figure 7-8, upper brake gold shell fragment 12 and lower brake gold shell fragment 13 are L-type
Laminated structure, as shown in Figure 6, upper brake plastics thimble 11 is cylindrical-shaped structure, and sidewall is provided with salient point 30, lower brake metal thimble
15 is cylindrical-shaped structure；Brake shell fragment is fixed seat 14 and is fixed in groove I by fixing seat screw, upper brake gold shell fragment 12 He
Lower brake gold shell fragment 13 is separately fixed in upper groove 26 and low groove 27, and through groove II 29, upper brake plastics thimble
11 one end connect upper brake buffer springs 10, fit in other end plugging in fitting cylinder 28 and with lower brake metal thimble 15, under stop
Car buffer spring is placed on outside lower brake metal thimble 15, and salient point 30 moves along opening, the other end of lower brake metal thimble 15
Against Clutch Control dish 18；
As shown in Figure 4, clutch system includes clutch 7, lower clutch 9, clutch steel ball 8 and Clutch Control dish
18；Lower clutch 9 is fixed in connecting shaft 17, and clutch steel ball 8 is embedded in the inner groovy stating lower clutch 9, is close to clutch
The upper plane of device control dish 18, Clutch Control dish 18 is placed on connecting shaft 17；
As it is shown on figure 3, torsion adjusts system 5 includes that torque spring 19, torsion cylinder 22, torsion adjust circle 24, torsion thimble
23 and torsion pad 21；Torque spring 19 is enclosed within connecting shaft 17, and torsion pad 21 is placed on outside connecting shaft is close to torque spring
19, torsion cylinder 22 is enclosed within gear cylinder II 6, and torsion adjusts circle 24 and is placed on torsion cylinder 22, and torsion thimble 23 is through torsion
Cylinder 22 one end withstand on torsion pad 21, and the other end withstands in torsion adjusts circle 24 in the groove being provided with.
During use, electric screw driver connecting supply unit, direction switch is switched to forward direction, when clinching plate 20 pressing is opened
Time dynamic, motor 1 can be driven to rotate, driving gear, upper clutch 7 and connecting shaft 17 in driven gear cylinder I 2 rotate always, when
The clutch steel ball 8 that torque spring 19 reaches in default torsion clutch 9 at present and groove can stop operating, and starts resistance
Hindering being rotated further of clutch 7, now motor 1 can drive clutch 7 to be rotated further, under the effect of the stress of motor 1
The hilltop (two salient points 30) of upper clutch 7 can start to cross clutch steel ball 8 action, and when the hilltop, peak contacts with steel ball
Time, Clutch Control dish 18, under the pressure of upper clutch 7 and clutch steel ball 8, buffers downwards, now against Clutch Control
Lower brake metal thimble 15 above dish 18 can under the elastic force effect of lower buffer spring 16 along with Clutch Control dish 18 in the lump
Buffering downwards, be now embedded in brake shell fragment fix in the assembling cylinder 28 of seat 14 and with lower brake metal thimble 15 be close on stop
Car plastics thimble 11 can buffer downwards along with lower brake metal thimble 15 under the elastic force effect of upper buffer spring, upper brake
The upper brake gold shell fragment 12 that salient point 30 on plastics thimble 11 can be oppressed on clamping seat 25 in descending process buffers downwards,
Upper brake gold shell fragment 12 contacts wink with lower brake gold shell fragment 13 under the suppressing action of upper brake plastics thimble 11 salient point 30
Between trigger brake switch signal, power supply unit receive brake signal rear braking control circuit will action, bottle opener power-off and
Instantaneous stall under the effect of anti-phase electricity, i.e. completes bottle opener brake.
But, above-mentioned detailed description of the invention is exemplary, is to preferably enable those skilled in the art
Understand this patent, it is impossible to be not understood as this patent is included the restriction of scope；As long as the institute according to spirit disclosed in this patent
Any equivalent change made or modification, each fall within the scope that this patent includes.
Claims (8)
1. an electric screw driver, is characterized in that: the motor that includes being linked in sequence, gear cylinder I, gold shell fragment brake system, clutch
Device control system, connecting shaft and torsion adjust system；Described motor and clutch control respectively with the driving in gear cylinder I
Gear connects, and described clutch control links with gold shell fragment brake system, and described linkage refers to when electric screw driver torsion
When reaching setting value, clutch control separates, and drives the running of gold shell fragment brake system simultaneously；
Described gold shell fragment brake system includes that gear cylinder II, brake shell fragment fix seat, upper brake gold shell fragment, lower brake gold
Shell fragment, upper brake buffer spring, upper brake plastics thimble, lower brake metal thimble and lower brake buffer spring；Gear cylinder II side
Face is provided with groove I, and it is Contraband shape groove structure that brake shell fragment fixes seat, and Contraband shape groove bottom is provided with orthogonal clamping seat and assembling
Cylinder, assembling cylinder is provided with groove II with contour section of clamping seat, and the sidewall more than groove II assembling cylinder is provided with opening, upper brake gold bullet
Sheet and lower brake gold shell fragment are L-type laminated structure, and upper brake plastics thimble is cylindrical-shaped structure, and sidewall is provided with salient point, under stop
Car metal thimble is cylindrical-shaped structure；Brake shell fragment is fixed seat and is fixed in groove I, upper brake gold shell fragment and lower brake gold
Shell fragment is fixed in clamping seat, and through groove II, upper brake plastics thimble one end connects the buffer spring that brakes, and the other end is inserted
Entering to assemble in cylinder and fit with lower brake metal thimble, salient point moves along opening, under the other end of lower brake metal thimble connects
Brake buffer spring；
Described clutch system includes clutch, lower clutch, clutch steel ball and Clutch Control dish；
Described torsion adjusts system and includes that torque spring, torsion cylinder, torsion adjust circle, torsion thimble and torsion pad.
A kind of electric screw driver the most according to claim 1, it is characterised in that described brake shell fragment fixes seat by fixing seat
Screw is fixed in groove I.
A kind of electric screw driver the most according to claim 1, it is characterised in that be provided with a horizontal fovea superior inside described clamping seat
Groove and a horizontal low groove, upper brake gold shell fragment and lower brake gold shell fragment are separately fixed in upper groove and low groove.
A kind of electric screw driver the most according to claim 1, it is characterised in that lower brake in described gold shell fragment brake system
Buffer spring is against described Clutch Control dish.
A kind of electric screw driver the most according to claim 1, it is characterised in that described lower clutch is fixed on described connecting shaft
On, described clutch steel ball is embedded in the inner groovy of described lower clutch, is close to the upper plane of Clutch Control dish, described from
Clutch control dish is placed on described connecting shaft.
A kind of electric screw driver the most according to claim 1, it is characterised in that described torque spring is enclosed within described connecting shaft
On, described torsion cylinder is enclosed within described gear cylinder II, and described torsion adjusts snare on described torsion cylinder.
A kind of electric screw driver the most according to claim 1, it is characterised in that described torsion thimble passes described torsion cylinder one
End withstands on described torque spring, and the other end withstands in described torsion adjusts circle in the groove being provided with.
A kind of electric screw driver the most according to claim 1, it is characterised in that described electric screw driver is possibly together with shell, described
Shell is provided with clinching plate and direction switch, and described clinching plate is connected with the panel of motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620795286.1U CN205835156U (en) | 2016-07-27 | 2016-07-27 | A kind of electric screw driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620795286.1U CN205835156U (en) | 2016-07-27 | 2016-07-27 | A kind of electric screw driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205835156U true CN205835156U (en) | 2016-12-28 |
Family
ID=57640147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620795286.1U Active CN205835156U (en) | 2016-07-27 | 2016-07-27 | A kind of electric screw driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205835156U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113483062A (en) * | 2021-07-01 | 2021-10-08 | 深圳市白光电子科技有限公司 | Starting and braking self-rotating structure of NGW gearbox |
-
2016
- 2016-07-27 CN CN201620795286.1U patent/CN205835156U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113483062A (en) * | 2021-07-01 | 2021-10-08 | 深圳市白光电子科技有限公司 | Starting and braking self-rotating structure of NGW gearbox |
| CN113483062B (en) * | 2021-07-01 | 2022-09-23 | 深圳市白光电子科技有限公司 | Starting and braking self-rotating structure of NGW gearbox |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liao Xieyuan Inventor after: Yang Chunmei Inventor before: Liao Xieyuan |
|
| CB03 | Change of inventor or designer information |