CN202180457U - Portable electric clamp - Google Patents
Portable electric clamp Download PDFInfo
- Publication number
- CN202180457U CN202180457U CN2011202253961U CN201120225396U CN202180457U CN 202180457 U CN202180457 U CN 202180457U CN 2011202253961 U CN2011202253961 U CN 2011202253961U CN 201120225396 U CN201120225396 U CN 201120225396U CN 202180457 U CN202180457 U CN 202180457U
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- Prior art keywords
- housing
- leading screw
- portable electric
- casing
- screw
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- Expired - Fee Related
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Abstract
The utility model discloses a portable electric clamp, which comprises a casing. An operation head is mounted at the front end of the casing, a motor and a speed reducer connected with the motor are fixed into the casing, a driving gear is fixed onto an output shaft of the speed reducer, a threaded bushing is rotatably mounted in the casing, and a driven gear meshed with the driving gear is peripherally arranged on the threaded bushing. A screw rod driving the operation head in motion is in internal threaded connection with the threaded bushing, a knocking block is fixed to the tail of the screw rod, and a front position switch and a rear position switch which are matched with the knocking block are respectively arranged in the casing. A battery pack for mounting batteries is arranged at the tail of the casing, the battery pack and the operation head are in linear arrangement, a holding portion suitable for handholding is arranged in the middle of the casing, and a control switch is arranged at the front end of the holding portion. The portable electric clamp is simple and compact in structure and can be held for operation by one hand so as to be convenient in operation, and labor intensity is relieved.
Description
Technical field
The utility model relates to a kind of hardware & tools, is meant a kind of portable electric pincers that are used for the shearing of the crimping of pipe or cable, various rod and filamentary material especially.
Background technology
At present at extensive power tools that adopts manual and hydraulic structure of pipeline and wireline operation place such as water supply, power supply, air feed.Hand-operated tools labour intensity is big, and efficient is low, and, connect with the big occasion of cable size powerless basically for pipe.The tool construction of hydraulic structure is complicated, and mechanism is huge and heavy, needs many people coordinating operation, and there is leakage of oil in fluid pressure line with mechanism, and is unclean, critical defects such as easy ageing failure.
The utility model content
The utility model technical problem to be solved is: a kind of portable electric pincers are provided, and this electronic wrench structure is simple, compact, can be hold by one hand operation, and handled easily reduces labour intensity.
For solving the problems of the technologies described above, the technical scheme of the utility model is: a kind of portable electric pincers comprise housing; The front end of said housing is equipped with working head, is fixed with motor and the decelerator that is connected with motor in the said housing, is fixed with driving gear on the output shaft of said decelerator; Be rotatablely equipped with swivel nut in the said housing, said swivel nut periphery is provided with the driven gear with the driving gear engagement, and said swivel nut internal thread is connected with the leading screw that drives said working head action; The afterbody of said leading screw is fixed with collision block; Be respectively equipped with the front travel switch and back travel switch that cooperate with collision block in the said housing, the afterbody of said housing is provided with the power brick that battery is installed, and said power brick and working head yi word pattern are arranged; The middle part of said housing is provided with the portion of holding that is fit to hold, and said front end place of holding portion is provided with gauge tap.
As a kind of preferred scheme, said housing is provided with the position of the switch adjusting device of regulating front travel switch and/or travel switch position, back along the leading screw direction.
As a kind of preferred scheme; Said position of the switch adjusting device comprises holder and adjusting screw(rod); Said holder is fixed on the housing and is provided with the axis of guide that extends along the leading screw direction, and the switch base slip cap of said back travel switch is contained on the said axis of guide, and said adjusting screw(rod) passes holder and is threaded with said switch base; The end of said adjusting screw(rod) is provided with knob, and said knob portion is exposed housing.
As a kind of preferred scheme, said collision block is provided with the bump screw that cooperates with the front travel switch, and said bump screw and collision block are threaded.
As a kind of preferred scheme; Said working head comprises and cooperatively interacting and relative symmetrically arranged two tong arms of leading screw center line; The opposite face of the front portion of each tong arm is provided with jaw, the middle part of each tong arm and a support anterior hinged, and the rear end of said support is installed in the housing; The front end of said leading screw is all hinged with the afterbody of said tong arm respectively through two blocks of carrier bars, and the angle between said carrier bar and the tong arm acutangulates.
As a kind of preferred scheme, said jaw detachably is installed on the corresponding tong arm through screw.
As a kind of preferred scheme; Casing and rear box before said swivel nut is set with outward, said preceding casing and rear box all are fixed on the housing, and said swivel nut is rotatably installed in preceding casing and the rear box through cod and journal bearing; Said support and preceding casing are threaded; Said leading screw comprises leading screw body and core bar, and the front end of said core bar and leading screw is threaded, and the two ends of said carrier bar are hinged with the head of the afterbody of tong arm and core bar respectively; Said support is provided with spacer pin, and said preceding casing is provided with and blocks the block piece of spacer pin with the limit bracket rotational angle.
As a kind of preferred scheme, said two tong arms are respectively equipped with the semicircular hole that cooperatively interacts on adjacent end face, the screens pin is installed in the hole.
As a kind of preferred scheme, described decelerator is a planetary reducer.
After having adopted technique scheme, the effect of the utility model is: because a kind of portable electric pincers comprise housing; The front end of said housing is equipped with working head, is fixed with motor and the decelerator that is connected with motor in the said housing, is fixed with driving gear on the output shaft of said decelerator; Be rotatablely equipped with swivel nut in the said housing, said swivel nut periphery is provided with the driven gear with the driving gear engagement, and said swivel nut internal thread is connected with the leading screw that drives said working head action; The afterbody of said leading screw is fixed with collision block, is respectively equipped with the front travel switch and back travel switch that cooperate with collision block in the said housing, and the afterbody of said housing is provided with the power brick that battery is installed; Said power brick and working head yi word pattern arrange that the middle part of said housing is provided with the portion of holding that is fit to hold, and said front end place of holding portion is provided with gauge tap; Therefore, motor rotates, and power is exported by output shaft behind decelerator; Behind driving gear and driven gear, drive swivel nut and rotate, and leading screw is threaded with swivel nut; Endwisely slip thereby drive leading screw, and endwisely slipping of leading screw just drives the switching of working head, when the collision block of leading screw afterbody strikes front travel switch or back travel switch; The switching of the working head position that reaches capacity, thus realize to the crimping of pipe or cable or to the shearing of rod and filamentary material, and working head and battery are bundled into the yi word pattern setting; The middle part of housing is provided with the portion of holding, can be so that held, and the be in one's hands front end place of portion of gauge tap setting; Be convenient to press with thumb, working head is the center of gravity of whole electronic pincers, is convenient to be hold by one hand operation.
Again because said housing is provided with the position of the switch adjusting device of regulating front travel switch and/or travel switch position, back along the leading screw direction; Therefore, can position of the switch adjusting device can regulate the position of front travel switch and/or back travel switch, thereby the axially movable position of leading screw is regulated and control; And then can regulate the switching extreme position of working head; When the material of crimping, shearing different size or material, can adjust the dynamics of crimping, shearing as required like this, satisfy different demands.
Because said working head comprises cooperatively interacts and relative symmetrically arranged two tong arms of leading screw center line, the opposite face of the front portion of each tong arm is provided with jaw again, the middle part of each tong arm and a support anterior hinged, and the rear end of said support is installed in the housing; The front end of said leading screw is all hinged with the afterbody of said tong arm respectively through two blocks of carrier bars, and the angle between said carrier bar and the tong arm acutangulates, therefore; Leading screw is when front slide, and the jaw of working head is to open stressed not quite, and leading screw is when sliding backward; The jaw of working head is closed to produce closing force, and leading screw is when sliding backward, and what leading screw received is axial tension; What this moment, support received is pressure, and like this, leading screw receives pulling force to be difficult for bending; Support is stressed, and is difficult for disengaging, thereby has improved the reliability of electronic pincers.
Because said jaw detachably is installed on the corresponding tong arm through screw, therefore, as required, the jaw of replaceable damage, or the jaw of replacing shearing usefulness satisfy different demands again.
Because said swivel nut is set with preceding casing and rear box outward, said preceding casing and rear box all are fixed on the housing again, and said swivel nut is rotatably installed in preceding casing and the rear box through cod and journal bearing; Said support and preceding casing are threaded, and said leading screw comprises leading screw body and core bar, and the front end of said core bar and leading screw is threaded; The two ends of said carrier bar are hinged with the head of the afterbody of tong arm and core bar respectively, and said support is provided with spacer pin, said before casing be provided with and block the block piece of spacer pin with the limit bracket rotational angle; In this structure, support and core bar all are threaded, therefore; Working head can be used as a unitary rotation; And the cooperation of spacer pin and block piece just can spacing working head rotational angle, thus handled easily, and applicability is strong.
Again because said two tong arms are respectively equipped with the semicircular hole that cooperatively interacts on adjacent end face; The screens pin is installed in the hole; Therefore, the screens pin is in the hole on the adjacent end face of tong arm, like this; Each tong arm can not misplace, therefore can guarantee that two tong arms open or closed process in keep strokes.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the structure cutaway view of Fig. 1 under the working head closure state;
Fig. 3 is the structure cutaway view of Fig. 1 under the working head opening;
Fig. 4 is the local enlarged diagram of Fig. 2 at the I place;
Fig. 5 is the stereogram of the utility model embodiment;
In the accompanying drawing: 1. working head; 100. tong arm; 101. jaw; 102. swivel pin; 103. centrepin; 104. support plate; 105. trip bolt; 106. pressing plate; 2. support; 3. carrier bar; 301. chain pin one; 302. chain pin two; 4. core bar; 5. leading screw; 6. swivel nut; 7. driving gear; 8. decelerator; 9. motor; 10. collision block; 1001. bump screw; 11. wiring board; 12. power brick; 13. housing; 14. gauge tap; 15. preceding casing; 16. cod; 17. journal bearing; 18. rear box; 19. front travel switch; 20. back travel switch; 21. switch base; 22. the axis of guide; 23. adjusting screw(rod); 24. holder; 25. knob; 26. rotating limit block; 27. screens pin; 28. directed pin; 29. additional screws; 30. spacer pin; 31. block piece; 32. limit rotating shaft; 33. hold portion.
The specific embodiment
Through specific embodiment the utility model is done further to describe in detail below.
A kind of portable electric pincers, like Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, it comprises housing 13; The front end of said housing 13 is equipped with working head 1, and said working head 1 comprises and cooperatively interacting and relative symmetrically arranged two tong arms 100 of leading screw 5 center lines that the opposite face of the front portion of each tong arm 100 is provided with jaw 101; Said jaw 101 detachably is installed on the corresponding tong arm 100 through screw, and concrete is that each jaw 101 is provided with two pin-and-holes; Directed pin 28 passes pin-and-hole and passes the front portion of tong arm 100 simultaneously; Through pressing plate 106 and trip bolt 105 that jaw 101 is fixing then, jaw 101 can be dismantled like this, the jaw 101 of replaceable damage; Or the jaw 101 of usefulness is sheared in replacing; Satisfy different demands, and directed pin 28 can guarantee that jaw 101 does not rotate in the front portion of tong arm 100, guarantee to keep in crimping or the shear action angle and dynamics.
The middle part of each tong arm 100 and a support 2 anterior hinged, the rear end of said support 2 is installed in the housing 13, and is concrete; Said support 2 is prong like; Comprise axial region and two of the head that is arranged on axial region parallel boards, and the front end of each board is fixed support plates 104 through centrepin 103, centrepin 103 is arranged on the position of center line of leading screw 5; The middle part of each tong arm 100 is then hinged through swivel pin 102 and support plate 104; For the center that guarantees working head 1 and the center of whole electronic pincers are consistent, additional screws 29 also is installed, this additional screws 29 is fixing with board and support plate 104; And also the same with centrepin 103 positions, be positioned on the position of center line of leading screw 5.And keep strokes for the opening and closing that guarantee two tong arms 100; On the adjacent end face of two tong arms 100, be respectively equipped with semicircular hole, the hole of two semicircles fits in a hole, and screens pin 27 is installed in the hole; The two ends of screens pin 27 are blocked and are surrounded by two boards of support 2; Be not exposed on the external, this screens pin 27 can guarantee that two tong arms 100 do not send out into dislocation, thereby opens and closes or closed keeping strokes.
Be fixed with motor 9 and the decelerator 8 that is connected with motor 9 in the said housing 13, this decelerator 8 is selected the planetary reducer 8 of compact conformation for use.Be fixed with driving gear 7 on the output shaft of said decelerator 8, be rotatablely equipped with swivel nut 6 in the said housing 13, said swivel nut 6 peripheries are provided with the driven gear (not marking among the figure) with driving gear 7 engagements; Said swivel nut 6 internal threads are connected with the leading screw 5 that drives said working head 1 action, and the afterbody of said leading screw 5 is fixed with collision block 10, and this collision block 10 and leading screw 5 are fixedly connected through pin; Its collision block 10 is provided with the rotating shaft 32 of a limit; And also be provided with the rotating limit block 26 that is fixedly connected with housing 13 in the housing 13, and rotating limit block 26 is provided with the limit turn trough, and limit rotating shaft 32 extend in the said limit turn trough; So just can guarantee swivel nut 6 when rotating, 5 of leading screws move axially.Be respectively equipped with the front travel switch 19 and back travel switch 20 that cooperate with collision block 10 in the said housing 13; Said housing 13 is provided with the position of the switch adjusting device of regulating front travel switch 19 and/or travel switch 20 positions, back along leading screw 5 directions; The afterbody of said housing 13 is provided with the power brick 12 that battery is installed; Said power brick 12 arranges that with working head 1 yi word pattern the middle part of said housing 13 is provided with the portion of holding 33 that is fit to hold, and said front end place of holding portion 33 is provided with gauge tap 14.Also be provided with wiring board 11 in the said housing 13, the rear portion of the inclined to one side housing 13 in the position of wiring board 11, the action of wiring board 13 and the said motor 9 of gauge tap 14 common controls.The portion of holding 33 at the middle part of housing 13 can be so that held, and gauge tap 14 is provided with the front end place of the portion 33 of being in one's hands, and is convenient to press with thumb, and working head 1 is the center of gravity of whole electronic pincers, is convenient to be hold by one hand operation.
Casing 15 and rear box 18 before described swivel nut 6 outer being set with; Casing 15 all is fixed on the housing 13 with rear box 18 before said; Said swivel nut 6 is rotatably installed in preceding casing 15 and the rear box 18 through cod 16 and journal bearing 17; Before the driven gear of swivel nut 6 peripheries then is between casing 15 and the rear box 18 and driving gear 7 engagement.The axial region of said support 2 and preceding casing 15 are threaded; Said leading screw 5 comprises leading screw 5 bodies and core bar 4; The front end of said core bar 4 and leading screw 5 is threaded; One end of said carrier bar 3 is hinged through the head of chain pin 1 and core bar 4 respectively, and the other end is hinged through the afterbody of chain pin 2 302 and tong arm 100, and the angle between said carrier bar 3 and the tong arm 100 acutangulates.Leading screw 5 is when front slide, and the jaw 101 of working head 1 is to open stressed not quite, and leading screw 5 is when sliding backward; The jaw 101 of working head 1 is closed to produce closing force, and leading screw 5 is when sliding backward, and what leading screw 5 received is axial tension; What this moment, support 2 received is pressure, and like this, leading screw 5 receives pulling force to be difficult for bending; Support 2 is stressed, and difficult and preceding casing 15 breaks away from, thereby has improved the reliability of electronic pincers.Said support 2 is provided with spacer pin 30, and this spacer pin 30 is arranged on the junction of axial region and board, and number is two and becomes 180 ° of settings, said before casing 15 be provided with and block the block piece 31 of spacer pin 30 with limit bracket 2 rotational angles.This block piece 31 adopts is one and blocks screw, before blocking screw and being fixed on the casing 15, when support 2 rotates; Two spacer pins 30 and block the acting in conjunction of screw can limit bracket 2 rotate 180 °, like this, when the narrower and small situation of some working environment occurring; Working head 1 certain angle is stretched and is not got into, and at this moment, only needs rotation work head 1; Maybe working head 1 be stretched into, thereby enlarge its scope of application.
And said position of the switch adjusting device can be only to regulate the position of front travel switch 19; Also can only regulate the position of back travel switch 20; Position that can also former and later two travel switches is all regulated, and in present embodiment, is the position of regulating back travel switch 20.Concrete; Said position of the switch adjusting device comprises holder 24 and adjusting screw(rod) 23; Said holder 24 is fixed on the housing 13 and is provided with the axis of guide 22 that extends along leading screw 5 directions, and switch base 21 slip caps of said back travel switch 20 are contained on the said axis of guide 22, and said adjusting screw(rod) 23 passes holder 24 and is threaded with said switch base 21; The end of said adjusting screw(rod) 23 is provided with knob 25; Said knob 25 parts are exposed housing 13, thereby can just can regulate the position of back travel switch 20 at housing 13 external adjustment knobs 25.
And in order to regulate the position of front travel switch 19; Said collision block 10 is provided with the bump screw 1001 that cooperates with front travel switch 19; Said bump screw 1001 is threaded with collision block 10, like this, regulates the degree of depth that is screwed into of bump screw 1001; Just reached the time of leading screw 5 bump screws 1001 bump front travel switches 19, and then regulated the extreme position of leading screw 5 to front slide.
Certainly, can also be that such structure is used for regulating front travel switch 19.Said position of the switch adjusting device comprises holder 24 and adjusting screw(rod) 23; Said holder 24 is fixed on the housing 13 and is provided with the axis of guide 22 that extends along leading screw 5 directions; Switch base 21 slip caps of said front travel switch 19 are contained on the said axis of guide 22; Said adjusting screw(rod) 23 passes holder 24 and is threaded with the switch base 21 of said front travel switch 19, and the end of said adjusting screw(rod) 23 is provided with knob 25, and said knob 25 parts are exposed housing 13.Accordingly, said collision block 10 is provided with the bump screw 1001 that cooperates with back travel switch 20, and said bump screw 1001 is threaded with collision block 10.
The operation principle of the utility model is: after pressing gauge tap 14, motor 9 rotates, and after slowing down through decelerator 8, power transmits rear drive swivel nut 6 through driving gear 7 and driven gear and rotates; Thereby leading screw 5 endwisely slips backward, and the core bar 4 of leading screw 5 front ends drives carrier bar 3 through chain pin 1 and moves, and the chain pin 2 302 that is connected with carrier bar 3 then drives tong arm 100 rear ends and opens; Thereby 101 beginnings of the jaw of tong arm 100 are closed, and behind the travel switch 20, motor 9 cuts off the power supply after the collision block 10 of leading screw 5 rear ends touches; Crimping or shear action are accomplished, the openhanded gauge tap 14 of opening, motor revolution; Equally, 6 revolutions of driving swivel nut just drive leading screw 5 and move axially forward, drive the afterbody closure of tong arm 100 through the effect of carrier bar 3, chain pin 1 and chain pin 2 302; 101 of jaws open, after bump screw 1001 strikes front travel switch 19, and motor 9 outages; Jaw 101 opens up into extreme position, at this moment, prepares next crimping or shearing.
Claims (9)
1. the portable electric pincers comprise housing, and the front end of said housing is equipped with working head; It is characterized in that: be fixed with motor and the decelerator that is connected with motor in the said housing, be fixed with driving gear on the output shaft of said decelerator, be rotatablely equipped with swivel nut in the said housing; Said swivel nut periphery is provided with the driven gear with the driving gear engagement; Said swivel nut internal thread is connected with the leading screw that drives said working head action, and the afterbody of said leading screw is fixed with collision block, is respectively equipped with the front travel switch and back travel switch that cooperate with collision block in the said housing; The afterbody of said housing is provided with the power brick that battery is installed; Said power brick and working head yi word pattern arrange that the middle part of said housing is provided with the portion of holding that is fit to hold, and said front end place of holding portion is provided with gauge tap.
2. portable electric pincers as claimed in claim 1 is characterized in that: said housing is provided with the position of the switch adjusting device of regulating front travel switch and/or travel switch position, back along the leading screw direction.
3. portable electric pincers as claimed in claim 2; It is characterized in that: said position of the switch adjusting device comprises holder and adjusting screw(rod); Said holder is fixed on the housing and is provided with the axis of guide that extends along the leading screw direction, and the switch base slip cap of said back travel switch is contained on the said axis of guide, and said adjusting screw(rod) passes holder and is threaded with said switch base; The end of said adjusting screw(rod) is provided with knob, and said knob portion is exposed housing.
4. portable electric pincers as claimed in claim 3, it is characterized in that: said collision block is provided with the bump screw that cooperates with the front travel switch, and said bump screw and collision block are threaded.
5. like each described portable electric pincers of claim 1 to 4; It is characterized in that: said working head comprises and cooperatively interacting and relative symmetrically arranged two tong arms of leading screw center line; The opposite face of the front portion of each tong arm is provided with jaw; The middle part of each tong arm and a support anterior hinged, the rear end of said support is installed in the housing; The front end of said leading screw is all hinged with the afterbody of said tong arm respectively through two blocks of carrier bars, and the angle between said carrier bar and the tong arm acutangulates.
6. portable electric pincers as claimed in claim 5, it is characterized in that: said jaw detachably is installed on the corresponding tong arm through screw.
7. portable electric pincers as claimed in claim 6; It is characterized in that: casing and rear box before said swivel nut is set with outward, said preceding casing and rear box all are fixed on the housing, and said swivel nut is rotatably installed in preceding casing and the rear box through cod and journal bearing; Said support and preceding casing are threaded; Said leading screw comprises leading screw body and core bar, and the front end of said core bar and leading screw is threaded, and the two ends of said carrier bar are hinged with the head of the afterbody of tong arm and core bar respectively; Said support is provided with spacer pin, and said preceding casing is provided with and blocks the block piece of spacer pin with the limit bracket rotational angle.
8. portable electric pincers as claimed in claim 7, it is characterized in that: said two tong arms are respectively equipped with the semicircular hole that cooperatively interacts on adjacent end face, the screens pin is installed in the hole.
9. portable electric pincers as claimed in claim 8, it is characterized in that: described decelerator is a planetary reducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202253961U CN202180457U (en) | 2011-06-30 | 2011-06-30 | Portable electric clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202253961U CN202180457U (en) | 2011-06-30 | 2011-06-30 | Portable electric clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202180457U true CN202180457U (en) | 2012-04-04 |
Family
ID=46173505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202253961U Expired - Fee Related CN202180457U (en) | 2011-06-30 | 2011-06-30 | Portable electric clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202180457U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102241011A (en) * | 2011-06-30 | 2011-11-16 | 苏州百泰柯机械有限公司 | Portable electric pincers |
| CN114310692A (en) * | 2022-01-14 | 2022-04-12 | 韦邦耸 | Electric hand vice |
-
2011
- 2011-06-30 CN CN2011202253961U patent/CN202180457U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102241011A (en) * | 2011-06-30 | 2011-11-16 | 苏州百泰柯机械有限公司 | Portable electric pincers |
| CN114310692A (en) * | 2022-01-14 | 2022-04-12 | 韦邦耸 | Electric hand vice |
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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: 20120404 Termination date: 20150630 |
|
| EXPY | Termination of patent right or utility model |