CN204171936U - A kind of electric screw driver - Google Patents
A kind of electric screw driver Download PDFInfo
- Publication number
- CN204171936U CN204171936U CN201420609236.0U CN201420609236U CN204171936U CN 204171936 U CN204171936 U CN 204171936U CN 201420609236 U CN201420609236 U CN 201420609236U CN 204171936 U CN204171936 U CN 204171936U
- Authority
- CN
- China
- Prior art keywords
- axle
- shell
- chuck
- screw driver
- electric screw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a kind of electric screw driver, comprise shell, described shell left end is provided with screwdriver bit interface agency, right-hand member is provided with governor motion, rotating mechanism is provided with in inner chamber, described screwdriver bit interface agency comprises top connection, lower contact and chuck, described rotating mechanism comprises motor, driving wheel and driven pulley, the axle of described motor is connected with driving wheel, driving wheel is meshed with driven pulley, first axle, second axle is connected with shell left hand edge by jockey, jockey is discoid, disk is provided with two sleeves, bearing is provided with in this sleeve, described governor motion comprises casing, adjusting rod.The beneficial effects of the utility model are: arrange jockey, effectively prevent screw screw-in direction tilt phenomenon and accurate positioning; Governor motion is set, by rotary regulating lever, compresses the second spring, and then regulate the second axle and connecting axle, distance between the first axle and connecting axle, increase twisting resistance and improve and twists speed.
Description
Technical field
The utility model belongs to motor machine technical field, especially relates to a kind of electric screw driver.
Background technology
The purposes of electric screw driver is more and more extensive in the market, and in various furniture and appliances, electric screw driver in use has the advantages such as fast power-saving.But existing circuit screwdriver exists following shortcoming: during screwdriver screwing screw, be easy to screw screw-in direction is tilted, cause connecting poor effect, damage the parts be connected; Especially be directed to the large area such as writing desk when needing DRIVE SCREWS simultaneously, and need compartment of terrain DRIVE SCREWS, at this moment one by one screw is screwed in, not only waste time and energy, and the screw screwed in is not on a horizontal line, occurs screwing in the not right situation in position, reduce operating efficiency.
Summary of the invention
The purpose of this utility model be to provide a kind of structure simple, easy to operate, two screws can be screwed in simultaneously, and position is accurate, effectively prevent the electric screw driver of screw screw-in direction tilt phenomenon, be especially applicable in the furniture of needs large area DRIVE SCREWS.
The technical solution of the utility model is: a kind of electric screw driver, comprises shell, and described shell left end is provided with screwdriver bit interface agency, and right-hand member is provided with governor motion, is provided with rotating mechanism in inner chamber, wherein:
Described screwdriver bit interface agency comprises top connection, lower contact and chuck, described joint is connected with connecting axle by cushion pad, the other end of connecting axle is connected with chuck, chuck is located at left outer edge, the first spring is arranged with outside described connecting axle, this first spring one end is fixed on cushion pad, the other end is fixed on chuck, described rotating mechanism comprises motor, driving wheel and driven pulley, the axle of described motor is connected with driving wheel, driving wheel is meshed with driven pulley, driving wheel opposite side is connected with the first axle, first axle is successively through fixed head, shell left hand edge, and be connected with lower chuck, driven pulley side is connected with the second axle, second axle is successively through fixed head, shell left hand edge, and be connected with upper chuck, described first axle, second axle is connected with shell left hand edge by jockey, driven pulley opposite side is connected with connecting rod, the other end of connecting rod is fixed on outer casing inner wall, described jockey is discoid, and be circumferentially provided with a circular positioning concave stations, the relative position of shell left end port inner circumferential is provided with at least two positioning boss matched with positioning concave stations, disk is provided with two sleeves, bearing is provided with in this sleeve, described governor motion comprises casing, adjusting rod, be hollow in described casing, and motor is located in casing, and the axle of motor is through the hole of casing side, adjusting rod penetrates the through hole of shell right-hand member successively, the hole of riser, and this end is connected with casing, fixing upper end in the enclosure, riser upper end, described penetrating between the cabinet end of adjusting rod and riser is provided with the second spring, this second spring housing is located on adjusting rod, described adjusting rod is provided with screw thread, adjusting rod in riser and shell between right-hand member is provided with feed screw nut.
Further, described shell lower end is connected with handle, and handle outer surface is provided with anti-slip veins.
Further, the cross section of described chuck is trapezoidal, and the long limit end of chuck is fixed on shell left hand edge place.
Further, outer cover is arranged with outside described top connection, lower contact.
Further, described first axle, the second axle and fixed head junction are equipped with bearing.
Further, gripper shoe is provided with between lower end in described casing lower end and shell.
Further, described adjusting rod is screw mandrel.
Further, described fixed head two ends are fixed in shell inner cavity.
Further, the adjustment rod end be positioned at described in outside shell is connected with adjustment handle.
The advantage that the utility model has and good effect are: owing to adopting technique scheme, arrange jockey, effectively prevent screw screw-in direction tilt phenomenon and accurate positioning; Governor motion is set, by rotary regulating lever, compresses the second spring, and then regulate the second axle and connecting axle, distance between the first axle and connecting axle, increase twisting resistance and improve and twists speed.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is schematic diagram of the present utility model.
In figure:
1, shell 2, top connection 3, lower contact
4, lower chuck 5, cushion pad 6, connecting axle
7, the first spring 8, motor 9, driving wheel
10, driven pulley 11, first axle 12, fixed head
13, the second axle 14, upper chuck 15, connecting rod
16, disk 17, sleeve 18, casing
19, adjusting rod 20, riser 21, second spring
22, feed screw nut 23, adjustment handle 24, handle
25, gripper shoe
Detailed description of the invention
As shown in Figure 1, 2, the technical solution of the utility model is: a kind of electric screw driver, comprises shell 1, and described shell 1 left end is provided with screwdriver bit interface agency, and the right-hand member of shell 1 is provided with governor motion, is provided with rotating mechanism in the inner chamber of shell 1, wherein:
Described screwdriver bit interface agency comprises top connection 2, lower contact 3 and chuck, described joint is connected with connecting axle 6 by cushion pad 5, the other end of connecting axle 6 is connected with chuck, folder 4 is located at left outer edge, the first spring 7 is arranged with outside described connecting axle 6, this the first spring 7 one end is fixed on cushion pad 5, and the other end is fixed on chuck;
Described rotating mechanism comprises motor 8, driving wheel 9 and driven pulley 10, the axle of described motor 8 is connected with driving wheel 9, driving wheel 9 is meshed with driven pulley 10, driving wheel 9 opposite side is connected with the first axle 11, first axle 11 is successively through fixed head 12, shell 1 left hand edge, and be connected with lower chuck 4, driven pulley 10 side is connected with the second axle 13, second axle 13 is successively through fixed head 12, shell 1 left hand edge, and be connected with upper chuck 14, described first axle 11, second axle 13 is connected with shell 1 left hand edge by jockey, and the first axle 11 is positioned at the below of the second axle 13, driven pulley 10 opposite side is connected with connecting rod 15, this connecting rod is L-type, the other end of connecting rod 15 is fixed on shell 1 inwall,
Described jockey is discoid, and be circumferentially provided with a circular positioning concave stations, the relative position of shell 1 left end port inner circumferential is provided with at least two positioning boss matched with positioning concave stations, and disk 16 is provided with two sleeves 17, is provided with bearing in this sleeve 17;
Described governor motion comprises casing 18, adjusting rod 19, be hollow in described casing 18, and motor 8 is located in casing 18, and the axle of motor 8 is through the hole of casing 18 side, described adjusting rod 19 is screw mandrel, adjusting rod 19 penetrates the through hole of shell 1 right-hand member successively, the hole of riser 20, and this end is connected with casing 18, riser 20 upper end is fixed on upper end in shell 1, described penetrating between casing 18 end of adjusting rod 19 and riser 20 is provided with the second spring 21, this second spring 21 is set on adjusting rod 19, described adjusting rod 19 is provided with screw thread, adjusting rod 19 in riser 20 and shell 1 between right-hand member is provided with feed screw nut 22, described adjusting rod 19 end be positioned at outside shell 1 is connected with and regulates handle 23.
In the present embodiment, described shell 1 lower end is connected with handle 24 handle outer surface and is provided with anti-slip veins, the cross section of described chuck is trapezoidal, and the long limit end of chuck is fixed on shell 1 left hand edge place, outer cover is arranged with outside described top connection 2, lower contact 3, described first axle 11, second axle 13 is equipped with bearing with fixed head 12 junction, and be provided with gripper shoe 25 between lower end in described casing 18 lower end and shell 1, described fixed head 12 two ends are fixed in shell 1 inner chamber.
The course of work of this example and principle: jockey is set, connecting axle 7 rotates along sleeve 17, effectively prevents screw screw-in direction tilt phenomenon and accurate positioning; Governor motion is set, by rotary regulating lever 19, compresses the second spring 21, and then regulate the second axle 13 and the distance between connecting axle 7, first axle 11 and connecting axle 7, increase twisting resistance raising and twist speed.
Above an embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (9)
1. an electric screw driver, comprise shell, it is characterized in that: described shell left end is provided with screwdriver bit interface agency, right-hand member is provided with governor motion, rotating mechanism is provided with in inner chamber, described screwdriver bit interface agency comprises top connection, lower contact and chuck, described joint is connected with connecting axle by cushion pad, the other end of connecting axle is connected with chuck, chuck is located at left outer edge, the first spring is arranged with outside described connecting axle, this first spring one end is fixed on cushion pad, the other end is fixed on chuck, described rotating mechanism comprises motor, driving wheel and driven pulley, the axle of described motor is connected with driving wheel, driving wheel is meshed with driven pulley, driving wheel opposite side is connected with the first axle, first axle is successively through fixed head, shell left hand edge, and be connected with lower chuck, driven pulley side is connected with the second axle, second axle is successively through fixed head, shell left hand edge, and be connected with upper chuck, described first axle, second axle is connected with shell left hand edge by jockey, driven pulley opposite side is connected with connecting rod, the other end of connecting rod is fixed on outer casing inner wall, described jockey is discoid, and be circumferentially provided with a circular positioning concave stations, the relative position of shell left end port inner circumferential is provided with at least two positioning boss matched with positioning concave stations, disk is provided with two sleeves, bearing is provided with in this sleeve, described governor motion comprises casing, adjusting rod, be hollow in described casing, and motor is located in casing, and the axle of motor is through the hole of casing side, adjusting rod penetrates the through hole of shell right-hand member successively, the hole of riser, and this end is connected with casing, fixing upper end in the enclosure, riser upper end, described penetrating between the cabinet end of adjusting rod and riser is provided with the second spring, this second spring housing is located on adjusting rod, described adjusting rod is provided with screw thread, adjusting rod in riser and shell between right-hand member is provided with feed screw nut.
2. a kind of electric screw driver according to claim 1, is characterized in that: described shell lower end is connected with handle, and handle outer surface is provided with anti-slip veins.
3. a kind of electric screw driver according to claim 2, is characterized in that: the cross section of described chuck is trapezoidal, and the long limit end of chuck is fixed on shell left hand edge place.
4. a kind of electric screw driver according to claim 3, is characterized in that: described first axle, the second axle and fixed head junction are equipped with bearing.
5. a kind of electric screw driver according to claim 1 or 2 or 3 or 4, is characterized in that: be arranged with outer cover outside described top connection, lower contact.
6. a kind of electric screw driver according to claim 5, is characterized in that: be provided with gripper shoe between lower end in described casing lower end and shell.
7. a kind of electric screw driver according to claim 6, is characterized in that: described adjusting rod is screw mandrel.
8. a kind of electric screw driver according to claim 7, is characterized in that: described fixed head two ends are fixed in shell inner cavity.
9. a kind of electric screw driver according to claim 8, is characterized in that: described in the adjustment rod end be positioned at outside shell be connected with adjustment handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420609236.0U CN204171936U (en) | 2014-10-21 | 2014-10-21 | A kind of electric screw driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420609236.0U CN204171936U (en) | 2014-10-21 | 2014-10-21 | A kind of electric screw driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204171936U true CN204171936U (en) | 2015-02-25 |
Family
ID=52560772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420609236.0U Expired - Fee Related CN204171936U (en) | 2014-10-21 | 2014-10-21 | A kind of electric screw driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204171936U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107962378A (en) * | 2017-12-14 | 2018-04-27 | 李玉茹 | A kind of labour-saving automatic screw-driving device |
-
2014
- 2014-10-21 CN CN201420609236.0U patent/CN204171936U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107962378A (en) * | 2017-12-14 | 2018-04-27 | 李玉茹 | A kind of labour-saving automatic screw-driving device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150225 Termination date: 20171021 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |