CN101992392B - Nut retaining torsion control device of automatic line box body - Google Patents
Nut retaining torsion control device of automatic line box body Download PDFInfo
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- CN101992392B CN101992392B CN2010102904731A CN201010290473A CN101992392B CN 101992392 B CN101992392 B CN 101992392B CN 2010102904731 A CN2010102904731 A CN 2010102904731A CN 201010290473 A CN201010290473 A CN 201010290473A CN 101992392 B CN101992392 B CN 101992392B
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Abstract
The invention relates to a nut retaining torsion control device of an automatic line box body, comprising a base, a retaining plate on the base and a slider which can slide relative to the base, wherein both ends of the retaining plate are provided with a gear and a servomotor; the input end of the servomotor is connected with a controller; an output shaft is connected with the center of the gear; both sides of the slider are provided with a jaw and a moving gear which can rotate relative to the slider; the axial direction of the jaw is provided with a mounting hole and a notch; the moving gear and the slider are respectively provided with a notch; the three notches are arranged on the same straight line; the slider is connected with the air cylinder rod of an air cylinder; and the air cylinder and the servomotor are jointly connected with a switch. In the invention, the required torque and speed are output by the servomotor and then are transferred by the gear to automatically tightly screw the nut, and because the output shafts outputs the preset torque and speed, the force of tightly screwing the nut is just right, thereby preventing products from being damaged due to the excessive force and also preventing the products from being screwed unfirmly due to the too small force.
Description
(1) technical field
The present invention relates to a kind of torque controlling device of hold-doun nut automatically.
(2) background technology
When nut and screw rod were screwed, it is just right that its torsion of implementing needs, if torsion is excessive, damages particularly some plastic products of parts easily, if torsion is too small, can not fully connect again, loosening easily.In the prior art, still have much be lean on the people feel to judge whether to screw put in place, this just has a lot of othernesses, and production efficiency is low.In the prior art; The instrument that a lot of control torsion are also arranged, it has through frame for movement and carries out the spacing excessive damage parts of torsion that prevent, as the applying date be on December 30th, 2008 the Chinese utility model patent of the patent No. 200820184513.2 start the torque controlling device of instrument; Include a control group and an output group; This control group is provided with a drive seat, several balls and a control lever, and this drive seat is provided with a tank and a disk body, and this control lever is to be located in the tank and front end is provided with several abutment faces; And the output group is to combine with the control group and be provided with an output shaft, an adjusting device and an elastic component; This output shaft be combine with drive seat and establish a lamellar body, a cover is chosen a place to give a banquet and a containing groove, this output shaft is provided with the side opening that communicates with containing groove at outer surface, in this side opening, is provided with one and the control lever pilot pin that leans of an abutment face wherein; And this adjusting device is to be sheathed on the output shaft; This elastic component is to be sheathed on the output shaft and to choose a place to give a banquet with cover and adjusting device reclines mutually, and then provides one can effectively avoid producing harmful effect and damage for bolt or nut, reaches the pneumatic tool torque controlling device of safe handling; Thereby the device that can show torsion control torsion in addition; As the applying date be on March 29th, 2004 patent No. be the spanner that 200420008901.7 Chinese utility model patent can be tested torque value, make spanner have the function that can test the nut check degree, and have better practical merit; Mainly constitute by the mobile jib of forming one, fixed block, baseline rod, sensitive display assembly, handle; When test nut torque magnitude, its mobile jib receives torsion and is out of shape, and then can drive the sensitive display assembly; And measure the torque value of this nut, reach use extremely easy, can know that degree of tightening size can not cross the effect of pine or tension; Also have some electric tools in addition,, also be difficult to realize fastenings critically owing to all a reaction force relative with active force is arranged.Though above-mentioned technology all produces certain effect, but still need rely on manpower to go to realize tightening, moment of torsion and speed that nut is screwed are unified control; And these technology all are to not with the nut of line; For band line box body, such as the photovoltaic terminal box, its band line nut is tightened on the box body; Because nut is the band line, can't screw with the torque controlling device of said structure.
(3) summary of the invention
In order to overcome deficiency of the prior art, it is a kind of to being with the band line nut on the line box body to carry out fastening torque controlling device automatically that the present invention provides.
The technical scheme that the present invention solves its technical problem is:
A kind of hold-doun nut torque controlling device of automatic band line box body comprises base, is fixed with a fixed head on the base; The both sides of fixed head are respectively arranged with a gear and a servo motor, and the signal input part connection one of described servo motor can be provided with the controller of moment of torsion and speed, the output shaft connection gear center of described servo motor as required; Be provided with the sliding shoe of base slip relatively in the fixed head adjacent; Described sliding shoe both sides are respectively arranged with pulls mouthful and moving gear, described pull mouthful be connected with moving gear and relatively sliding shoe rotate, described pulling mouthful is provided with the installing hole that is complementary with nut on axial direction; Also be provided with the breach that is communicated with installing hole on the mouth pulling; The tooth of described moving gear can with the tooth interlock of gear, and moving gear is provided with the breach of radial direction, the upper surface of described sliding shoe is also to having breach; Described breach, the breach on the moving gear and the breach of pulling on the mouth on the sliding shoe is located along the same line; Described sliding shoe connects the cylinder rod of a cylinder, and described cylinder is fixed on the base, and described cylinder is connected a switch jointly with servo motor.
As improvement, switch is a floor push.
As improvement, fixed interval has two fixed blocks on the base, and described sliding shoe just is arranged between two fixed blocks.
On controller, set in advance required moment of torsion and speed, the band line box body of will also not screwing is then put into the indentation, there of pulling mouth, moving gear and sliding shoe, because each breach is located on the same line; Cable is just put into breach, the wing interlock mutually of the installing hole that nut is interior with detaining mouth, and box body is hand-held; After switch is communicated with, cylinder operation, cylinder rod pulling moving gear to gear near and be interlocked; Servo motor controlled device moment of torsion control signal and speed control signal control simultaneously, output shaft is exported correspondingly moment of torsion and speed, and output shaft drives connected gear and rotates; The gear driven moving gear rotates, and connects a moving gear owing to pull mouth, pulls a mouthful simultaneously relative sliding shoe coaxial rotation with moving gear; Then the relative box body of nut rotates; And by gear control torque and speed, nut just just is tightened on the box body, and dynamics just.Switch breaks off, and then servo motor quits work at once, and cylinder rod is returned to the origin-location; Be that cylinder rod promotion sliding shoe is returned to original position; Gear also stops operating, at this moment as long as entire product is taken out from breach, in the process of taking out; The breach of pulling mouth, moving gear and sliding shoe is located along the same line, convenient operation next time again.Switch is a floor push, then can discharge both hands, operates.
Beneficial effect of the present invention is: the present invention exports needed moment of torsion and speed through servo motor, and then through gear transmission, band line nut is placed in the gear that breach is set and pulls in the mouth; Only need press floor push, then moving gear mouthful rotates with pulling, and automatically nut is screwed; Because output shaft output is moment of torsion and the speed that pre-sets, then the nut dynamics of screwing is avoided the excessive damage product of dynamics just; Also avoid firmly too small, revolve firmly inadequately.The present invention is simple in structure, relies on the moment of torsion of servo motor output and speed after transmitting, to give nut, no longer needs manual work to screw, and can improve labor productivity greatly, and just screw dynamics, avoids damaging product or firm inadequately, has practiced thrift cost.
(4) description of drawings
Fig. 1 is a structural representation of the present invention.
(5) specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is done further explain.
As shown in Figure 1; A kind of hold-doun nut torque controlling device of automatic band line box body comprises base 5, and base 5 is provided with two tools fixed block 4 at regular intervals; One sliding shoe 15 slidably is arranged between this two fixed block 4; The both sides of sliding shoe be respectively equipped with one pull mouthfuls 3 with moving gear 8, and moving gear 8 with pull mouth 3 and be connected relatively that sliding shoe 15 carries out coaxial rotation, pull the installing hole 2 that mouthful axial direction midway is provided with nut shape.In the upper surface of sliding shoe to having breach 6; Pull mouthful with gear also be equipped with breach 1,7 in the radial direction; The breach of pulling on the mouth 1 is communicated with installing hole 2 simultaneously, and sliding shoe, the breach pulled mouthful with gear be located along the same line, and the width of breach is slightly larger than the diameter of cable.Be provided with fixed head 12 in the sliding shoe adjacent; The both sides of fixed head 12 are respectively equipped with a servo motor 11 and a gear 10, and servo motor 11 has signal input part, and signal input part connects a controller; Controller is the ac synchronous servo-driver; Input torque and speed as required, the ac synchronous servo-driver passes to servo motor with signal, and then the output shaft of servo motor is exported correspondingly moment of torsion and speed.The output shaft 9 connection gear centers of servo motor, promptly the output shaft driven gear rotates, and is to rotate synchronously with output shaft.Sliding shoe connects the cylinder rod 14 of a cylinder 13; Be that cylinder rod 14 can spur sliding shoe and slides; Make the moving gear on the sliding shoe to carry out interlock, thereby the moment of torsion of output shaft is passed to moving gear and the mouth of pulling that is connected moving gear with speed through gear with the gear on the fixed head.Servo motor is connected a floor push jointly with cylinder, controlled by floor push, and is disconnected with colluding.
During work, set needed moment of torsion and speed in advance, the band line nut of band line box body is put into breach, promptly cable is put into breach; Nut just is positioned at the installing hole of nut shape, and pin is stepped on floor push, before release; Switch is in connected state, and cylinder rod pulling sliding shoe moves moving gear interlock gear to fixed head; The output shaft of servo motor is exported correspondingly moment of torsion and speed simultaneously, driven gear, the gear driven moving gear with pull mouth; Then moving gear with pull a mouthful relative sliding shoe and rotate, also promptly relatively rotate with line nut and the box body that is held in the hand, be with the line nut just to be tightened on the box body; Because moment of torsion and speed set, promptly the rotating speed of moving gear and rotational angle also are certain, and the dynamics of promptly screwing just.When pin discharged, promptly switch broke off, and servo motor quits work; Cylinder rod is returned to original position, i.e. no longer interlock of moving gear and gear will be in the time will being with the line box body to take out; Simultaneously also will be not the breach on same straight line be returned to previous status again, convenient operation next time.
Claims (3)
1. a hold-doun nut torque controlling device of being with the line box body automatically is characterized in that: comprise base, be fixed with a fixed head on the base; The both sides of fixed head are respectively arranged with a gear and a servo motor, and the signal input part connection one of described servo motor can be provided with the controller of moment of torsion and speed, the output shaft connection gear center of described servo motor as required; Be provided with the sliding shoe of base slip relatively in the fixed head adjacent; Described sliding shoe both sides are respectively arranged with pulls mouthful and moving gear, described pull mouthful be connected with moving gear and relatively sliding shoe rotate, described pulling mouthful is provided with the installing hole that is complementary with nut on axial direction; Also be provided with the breach that is communicated with installing hole on the mouth pulling; The tooth of described moving gear can with the tooth interlock of gear, and moving gear is provided with the breach of radial direction, the upper surface of described sliding shoe is also to having breach; Described breach, the breach on the moving gear and the breach of pulling on the mouth on the sliding shoe is located along the same line; Described sliding shoe connects the cylinder rod of a cylinder, and described cylinder is fixed on the base, and described cylinder is connected a switch jointly with servo motor.
2. the hold-doun nut torque controlling device of automatic band line box body according to claim 1 is characterized in that: described switch is a floor push.
3. the hold-doun nut torque controlling device of automatic band line box body according to claim 1 and 2 is characterized in that: fixed interval has two fixed blocks on the described base, and described sliding shoe just is arranged between two fixed blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102904731A CN101992392B (en) | 2010-09-20 | 2010-09-20 | Nut retaining torsion control device of automatic line box body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102904731A CN101992392B (en) | 2010-09-20 | 2010-09-20 | Nut retaining torsion control device of automatic line box body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101992392A CN101992392A (en) | 2011-03-30 |
| CN101992392B true CN101992392B (en) | 2012-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102904731A Active CN101992392B (en) | 2010-09-20 | 2010-09-20 | Nut retaining torsion control device of automatic line box body |
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| CN (1) | CN101992392B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102837182A (en) * | 2011-06-24 | 2012-12-26 | 昆山市佰奥自动化设备科技有限公司 | Threaded nut screwing device |
| CN103722365B (en) * | 2013-12-19 | 2016-06-08 | 宁波市创源光伏科技有限公司 | A kind of terminal box nut automatic screwing device |
| CN104760023B (en) * | 2015-04-08 | 2016-08-24 | 浙江海洋学院 | A kind of winding device of line box locking nut |
| CN112338849A (en) * | 2020-11-03 | 2021-02-09 | 杭州倍力耐工具有限公司 | Preset torque wrench convenient to use |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5383370A (en) * | 1991-04-09 | 1995-01-24 | Sanyo Machine America Corporation | Device for verifying a minimum torque value |
| KR101065822B1 (en) * | 2006-03-01 | 2011-09-20 | 후지쯔 가부시끼가이샤 | Screw tightening device |
| CN201201148Y (en) * | 2008-03-21 | 2009-03-04 | 林祥治 | Torque force assembling apparatus |
| CN201380385Y (en) * | 2009-04-28 | 2010-01-13 | 英华达(上海)电子有限公司 | Screw nut automatic tightening device with controllable torque force |
| CN201815855U (en) * | 2010-09-20 | 2011-05-04 | 史曙明 | Nut fixing torque control device for automatic junction cases with wires |
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2010
- 2010-09-20 CN CN2010102904731A patent/CN101992392B/en active Active
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| Publication number | Publication date |
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| CN101992392A (en) | 2011-03-30 |
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Owner name: ZHEJIANG ZHONGHUAN SAITE PHOTOVOLTAIC TECHNOLOGY C Free format text: FORMER OWNER: SHI SHUMING Effective date: 20120329 |
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Effective date of registration: 20120329 Address after: 315322 New Town Industrial Zone, Zhejiang, Cixi Patentee after: Zhejiang Zhonghuan Saite Photovoltaic Science & Technology Co., Ltd. Address before: 315322, Cixi New Town Industrial Park, Ningbo, Zhejiang Central Electronic Technology Co., Ltd. Patentee before: Shi Shuming |