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Light Up Roller Skate Wheels Roller Skate Suit

  • Light Up Roller Skate Wheels Roller Skate Suit
  • Light Up Roller Skate Wheels Roller Skate Suit
  • Light Up Roller Skate Wheels Roller Skate Suit
  • Light Up Roller Skate Wheels Roller Skate Suit

Light Up Roller Skate Wheels Roller Skate Suit

    Payment Type: L/C,T/T,D/P,Paypal,Money Gram,Western Union
    Terms of Trade: FOB,CFR,FCA,CPT
    Min. Order: 5 Set/Sets
    Delivery Time: 15 Days
    Packaging: in nude or in wooden case ,export standard packages
    Productivity: 2000
    Brand: dongda
    Transportation: Ocean,Land,Air
    Place of Origin: China
    Supply Ability: 2000
    Certificate: iso9001
    HS Code: 8431310090
    Port: Qingdao,Shanghai,Shenzhen

Basic Info

Model No.: L/LS

Product Description

Light Up Roller Skate Wheels Roller Skate Suit


Working principle

Light Up Roller Skate Wheels Roller Skate Suit adopts butterfly spring group, accord with standard of coal MT236-1991, Light Up Roller Skate Wheels Roller Skate Suit action principle is the roller bearing bracket, adjustment and adjustment screw, disc spring shaft give disc spring, release through the disc spring shaft, the movement and zip disk spring group realize buffer.

The disc spring shaft of Light Up Roller Skate Wheels Roller Skate Suit is driven up and down in the guide hole of the guide sleeve and the bottom of the cylinder barrel. The disc spring shaft ends with a keyway, and the disc spring shaft cannot be rotated by the bottom of the cylinder.Guide sleeve screwed into the cylinder and the pressure of disc spring shaft makes the dish spring shaft shoulder compact disc spring, for the sake of safe and reliable guide to paraphrase and caps lock, and together with the cylinder with drilling, tapping screw, with a tight set screw fastening.

The rubber layer of the language roller is worn out in the operation of the roller can.Adjustment screw for left-hand thread at one end the other end of right hand thread, respectively, twist and disc spring shaft into the back of adjustment when loosen the regulation at the bottom of the screw nut, counterclockwise drive to adjust the screw, the screw screw out, roller forward close to the guide, after the callback after fastening nut at the bottom of the adjusting screw.

Roller can ear (also known as roller guide) is an integral part of the lifting vessel (cage or skip), which ACTS as a guide and buffer.It is the key to ensure the smooth running of the container along the guide rail.The company develops, produces the roller can the ear to satisfy this requirement effectively.

 mine cage buffer wheel bracket (38)

 mine cage buffer wheel bracket (48)

Technical parameter

model

pre-tightening force(kn)

buffer force (kn)

buffer distance

(mm)

speed(m/s)

dimension(mm)

weight (kg)

L25

300

12

13

8-12

451*253*237

66

L30

400

16

13

8-12

482*300*220

72

L35

500

24

13

8-12

500*350*255

86

L42.5

650

30

13

8-12

535*420*280

110

LS30

400

26

12.6

12-14

481*320*256

110

LS35

500

28

12.4

12-14

515*320*260

115

LS42.5

650

36

12.2

12-14

535*320*260

126

LS45

700

38

12

12-14

555*320*260

140

Photobank 1 11

Dongda Group has 10 series, more than 70 products. Including mines lifting equipment, transport equipment, communication signal equipment, personal-protective equipment, ventilation equipment, mining cleaning equipment, supporting equipment, drilling machines and accessories, mining pump, electrical equipment, lighting equipment ,rock drilling equipment and other products.

Our factory have 10 series type include more than 40 differently products

Mainly products: coal feeder, mine pneumatic pump, wear resistant steel plate, mine car, production rescuer equipment, pneumatic mine car arrested stopper, air cannon, rolling cage equipment, coal mining prompt transportation, electrical machinery, agriculture machinery etc.


Jining Dongda Electromechanical Co.,Ltd.

 Shandong Dongda Group subordinate enterprises includes Shandong Kuangan electromechanical Co.,Ltd Jining Dongda electromechanical Co.Ltd,Jining Dongda Electric Co., Ltd . Dongda Group is located in the "Hometown of Confucius and Mencius," the Jining City, Shandong Province. With registered capital of RMB 11.18 million and the area of 80,000 square meters, the group owns total assets of RMB 200 million .With strong technical force, adhere to the idea--- science and technology is the first productivity, quality is life, the existing staff more than 500 people. It has developed to a comprehensive company with annual production increased to billions. Dongda Group has 10 series, more than 70 products. Including mines lifting equipment, transport equipment, communication signal equipment, personal-protective equipment, ventilation equipment, mining cleaning equipment, supporting equipment, drilling machines and accessories, mining pump, electrical equipment, lighting equipment ,rock drilling equipment and other products. Now ,hundreds kinds of products have been exported to more than 60 Countries and regions. Such as USA, Australia, Russia, Canada, Middle East, Africa etc Dongda Group has succeeded in passing a number of certification systems which are ISO9001, 2008 quality management system certification, CE certification ,Alibaba GIS certification, SGS certification (made in China) . With excellent quality and competitive price , Dongda group is to establish long-term, broader economic and trade cooperation and strategic partnership with a number of large state-owned enterprises and customers, and won the unanimous approval of them.

Company Info

  • Company Name: Jining Dongda Electromechanical Co.,Ltd.
  • Representative: Sun Hua
  • Product/Service: Coal Mine Equipment , Coal Feeder , Hoop Directing Device , Diaphragm Pump , Electric Pump , Electric Winch
  • Capital (Million US $): 30000000
  • Year Established: 2004
  • Total Annual Sales Volume (Million US $): Below US$1 Million
  • Export Percentage: 21% - 30%
  • Total Annual Purchase Volume (Million US $): US$1 Million - US$2.5 Million
  • No. of Production Lines: 5
  • No. of R&D Staff: 11 -20 People
  • No. of QC Staff: 11 -20 People
  • OEM Services Provided: yes
  • Factory Size (Sq.meters): 50,000-100,000 square meters
  • Factory Location: JINZOU ZONE,HIGH-TEC DISTRICT,JINING CITY,SHANDONG PRVINCE ,CHINA
  • Contact Person: Mr. kevin
  • Tel: 86-537-2902388
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