coupling starter & screw on unit/bucking machine
The Auto pre-tightening unit is consisted of coupling arranging rollers for greasing, greasing device, ect
- Model： YJ340
- Application：
- Max.pre-tightening torque：
- Max.screwing torque：
Equipment composition and description
自动预拧(ning)机(ji)包括接箍(gu)涂油排料滚(gun)道、接箍(gu)涂油机(ji)、预紧机(ji)主机(ji)、拧(ning)扣机(ji)、步进机(ji)、管端通径(jing)机、液(ye)压系统、和控制系统等。
The Auto pre-tightening unit is consisted of coupling arranging rollers for greasing, greasing device, pre-tightening machine, bucking machine, stepping machine, pipe ends drifting machine, hydraulic system, and control system, etc.
1. 接箍涂油排料(liao)(liao)滚道：设有接箍存放排料(liao)(liao)滚道、涂油工位、送(song)料(liao)(liao)工位、接箍长度测量(liang)功能及送(song)料(liao)(liao)机构。
Coupling arranging raceway for greasing: includes saving &arranging raceway. Greasing station, feeding station, coupling measuring and feeding device.
2. 接箍涂(tu)油(you)(you)(you)机(ji)：主(zhu)要由机(ji)架、传动箱总成(cheng)（含气(qi)动马达(da)、涂(tu)油(you)(you)(you)杆、气(qi)阀等(deng)），推进气(qi)缸、油(you)(you)(you)脂泵等(deng)组成(cheng)。
Coupling greasing device:it is consisted of frame, transmission box assembly(pneumatic motor, greasing rod, air valve, etc), pushing cylinder,and grease pump, etc.
3. 预紧机(ji)主(zhu)机(ji)：由液压卡(ka)盘(pan)总成（卡(ka)盘(pan)总成包括(kuo)主(zhu)轴(zhou)、传(chuan)动齿(chi)轮(lun)、驱动马达组(zu)件(jian)、定位油(you)缸组(zu)件(jian)、定位盘(pan)、夹紧油(you)缸组(zu)件(jian)、弹性托辊组(zu)件(jian)）推进油(you)缸、接箍取料机(ji)构(gou)、浮动机(ji)构(gou)、机(ji)架等(deng)组(zu)成。
Pre-tightening machine: is is consisted of hydraulic chuck assembly(includes spindle, transmission gear, driving motor assembly, positioning cylinder assembly, positioning disc, clamping cylinder assembly, elastic roller assembly)pushing cylinder, tacking mechanism, floating mechanism, and frame.
4.拧接机(Bucking machine)
采用型号为拧扣机：型号YNJG400，当完成(cheng)预紧的油(you)套管放(fang)到(dao)拧(ning)扣机工位后，开始拧(ning)扣，编码器(qi)记录拧(ning)紧深度，PLC将接箍长(zhang)度，预(yu)紧深度，拧扣深度比(bi)较计算后得出J值；
Bucking machine model:YNJG400, put the pipe onto the bucking machine after pre-tightened, starts to make up the pipe, the encoder records the depth and PLC analyse and calculate the coupling length, pre-tightening depth and making-up depth to obtain the J value.
1. 预(yu)拧(ning)及拧(ning)接范围(Application)： Ф114～Ф340（41/2″、51/2″、65/8″、7″、8″、 95/8″″、103/4″、133/8″）
2. 钢管长度(Applicable Length)：9-12.5米
3. 钢管(guan)最大单重(Unit weight of pipe)：1700KG
4. 适用扣型：API 圆(yuan)螺纹，偏梯螺纹及各种(zhong)有肩(jian)或无(wu)肩(jian)特殊扣型
Applicable connections: API (round & BTC)and Premium connections(with or without shoulder)
5. 适用钢级(ji)：Group 1 –Group4
Applicable steel grade:Group 1 –Group4
6. 最(zui)大预拧(ning)扭矩(ju) (Max.pre-tightening torque)：500N .M
7. 最大(da)拧(ning)接扭(niu)矩：80KN.M（最大压力达到(dao)20Mpa时）
Max.screwing torque:80KN.M @ 20Mpa pressure.
8. 牙痕要求：管体及接箍(gu)表面达到API要求(qiu)；
Die marking: according to API standard.
9. 自动测(ce)量(liang)J值(zhi)公差精度：±0.5mm
J value tolerance: ±0.5mm
10. 拧接后接箍椭圆(yuan)度：≤0.075-0.15%
Ovality of coupling after screwing:≤0.075-0.15%
11. 预(yu)拧机(ji)接(jie)(jie)箍(gu)自动(dong)涂油(you)：根(gen)据(ju)接(jie)(jie)箍(gu)尺寸大小可调整涂油(you)量
Auto-greasing into the coupling:can be adjusted to the coupling size.
12. 生(sheng)产(chan)节拍：50-80根/小时(shi)
Working speed:50-80connections/hour
13. 控(kong)制方(fang)式： 手动、半(ban)自动、自动控(kong)制(zhi)三种模式
Control method:manual,semi/full-Auto modes.
14. 拧(ning)接记录及报表(Screwing record & reports)：
14.1 能拧接API标准扣(kou)型(xing)及有肩和无肩特殊扣(kou)型(xing)，可显示扭矩/圈(quan)数(shu)变化(hua)曲(qu)线，圈(quan)数(shu)和扭矩值自动(dong)记录，自动(dong)对(dui)特殊(shu)扣拐点扭矩进行检测(ce)、分析(xi)，以及根据J值自动(dong)判定合格(ge)与不合格(ge)品，同时(shi)形成钢管接(jie)箍拧接(jie)曲线并保存(cun)
The unit can be used for API and Premium connections(with or without shoulder), it can display the torque-turns graph, and record the torque & turns automatically, detect & analyze the inflection point of premium connection, judge the connection is qualified or not according to the J value and save the screwing graph.
14.2 拧(ning)(ning)接(jie)工位(wei)的拧(ning)(ning)接(jie)数据可形成(cheng)班(ban)、日、月产量和质量报表
The screwing data can be saved as forms of daily, monthly production and quality reports
15. 自动控制及(ji)通讯要求(qiu)
Auto-control & communication requirements
采用西门子(zi)PLC控(kong)制系统，LABVIEW软件(jian)做人(ren)机界面，通过以(yi)太(tai)网与上(shang)位机连接，并(bing)与总(zong)控室进行(xing)通讯，在总(zong)控室即能观察到设备运行(xing)状态，同时具(ju)有远程对话及故(gu)障诊断功能。
Siemens PLC as control system. LABVIEW human-computer interface, connect to upper PC with Ethernet and communication with the control room.So it can realize the observation, remote dialogue and fault diagnosis in the control room.