CN108214229A - A kind of pipeline edge grinding device for natural gas line production - Google Patents

Abstract

The invention discloses a kind of pipeline edge grinding device for natural gas line production, structure includes：Secondary handle, protective cover, connecting flange, grinding disc, gear-box head capsule, lock spindle, regulating switch, mark, sander ontology, wiring, secondary handle horizontal is embedded in side inside gear-box head capsule and uses mechanical connection, protective cover is installed vertically on grinding disc upper end and welds together with connecting flange, connecting flange is embedded in the middle part of grinding disc and with gear-box head capsule vertically using mechanical connection, circular configuration is in grinding disc section and horizontal nest is in connecting flange outer ring and using electrical connection, gear-box head capsule is vertically fixed on protective cover upper end and is integrated with sander ontology, sander ontology of the present invention realizes protective cover and is coated on outside grinding, it effectively prevent that dust disperses and fine grinding is splashed, possess rotating speed height during operation, it is resistance to smoulder and other effects, it is and more welcomed by the people on the market.

Description

A kind of pipeline edge grinding device for natural gas line production

Technical field

The present invention is a kind of pipeline edge grinding device for natural gas line production, belongs to pipeline edge grinding device Technical field.

Background technology

Angle grinder is also known as grinder or disc mill, is a kind of grinding tool for cutting and polishing for fiberglass, angle grinder is one Kind of the portable electric tool for being cut and being polished using fiberglass is mainly used for cutting, be ground and brushing metal and stone material etc., electric Dynamic angle grinder is exactly that metal component is ground using high-speed rotating disc wheel and elastic grinding wheel, wire wheel etc., is cut It cuts, derust, polishing processing, angle grinder is adapted to cut, grinds and brushing metal and stone material, and unusable water during operation is cut Directing plate must be used when cutting stone material, for the type for being equipped with electronic control unit, if installed properly on such machine Attachment, can also be ground and polishing operation, it should be noted that angle grinder design saws for polishing, cuts function It is not the original intention of designer, because angle grinder rotating speed is high, using saw blade, when cutting sheet cannot firmly pressurize, it is impossible to which cutting is more than The hard material of 20 millimeters thicks, it is otherwise once stuck, saw blade, cutting sheet fragmentation splashing or machine can be caused to flick out of control, Light then damage product, it is heavy then hurt sb.'s feelings, high-quality saw blades more than 40 teeth please be select, and both hands is kept to operate, properly protect measure, Because this is too dangerous really.

But the prior art is incomplete, and a large amount of dust and noise can be generated in operation, if electric current continues very big, carbon Brush wear quickly, grow by the time, and carbon brush shortens, and pressure becomes smaller, and contact resistance is just very big, at this time may result in commutator table Face fever is just very serious, and since operating personnel can not easy learning manipulation skill, it is easy to cause to hinder the unexpected situations such as hand.

Invention content

In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of ducting sides for natural gas line production Edge grinding device, it is incomplete to solve the prior art, a large amount of dust and noise can be generated in operation, if electric current continues Very big, carbon brush abrasion quickly, grow by the time, and carbon brush shortens, and pressure becomes smaller, and contact resistance is just very big, at this time may result in Commutator face fever is just very serious, and since operating personnel can not easy learning manipulation skill, it is easy to cause to hinder hand etc. Unexpected situation.

To achieve these goals, the present invention is to realize by the following technical solutions：One kind is used for natural gas line The pipeline edge grinding device of production, structure include：Secondary handle, protective cover, connecting flange, grinding disc, gear-box head capsule, master Axis lock, regulating switch, mark, sander ontology, wiring, pair handle horizontal insertion gear-box head capsule inside side is simultaneously And using mechanical connection, the protective cover is installed vertically on grinding disc upper end and welds together with connecting flange, the company Acting flange is embedded in the middle part of grinding disc and with gear-box head capsule vertically using being mechanically connected, and the grinding disc section is circular configuration And horizontal nest in connecting flange outer ring and using electrical connection, the gear-box head capsule be vertically fixed on protective cover upper end and It is integrated with sander ontology, the lock spindle is embedded in inside gear-box head capsule and with grinding disc vertically using matching It closes, the regulating switch rectangular cross-section structure and is horizontally fixed on gear-box head capsule rear end and was used with sander ontology It is full of cooperation, the mark level is tightly attached to sander ontology side and is gap-matched, the sander ontology water Safety is loaded on gear-box head capsule rear end and axle center is conllinear, and the wiring level is embedded in sander body interior and uses and is electrically connected Connect, the sander ontology by the first driven pulley group, the second driven pulley group, pulley, third driven pulley group, transmission shaft, Mill component, strength contact block, main shaft, the 4th driven pulley group, servo motor composition, the first driven pulley group are horizontally mounted In servo motor left end and using electrical connection, the second driven pulley group is fixed on main shaft lower end and is adopted with pulley vertically With mechanical connection, the pulley is integrated with third driven pulley group, and the third driven pulley group is horizontally fixed on Second driven pulley group left end and conllinear with the first driven pulley group axle center, the transmission shaft is vertically arranged under mill component It holds and with grinding disc using matching, the mill component is vertically fixed on transmission shaft upper end and uses machine with strength contact block Tool connects, and the strength contact block is vertically arranged to pulley upper end and with main shaft using being interference fitted, and the major axis horizontal is embedded in Strength contact block right end and using electrical connection, the 4th driven pulley group is vertically arranged to servo motor upper end and and main shaft Using mechanical connection, the servo motor is horizontally installed to the first driven pulley group right end and is used with the 4th driven pulley group Electrical connection.

Further, the transmission shaft is made of connecting rod, thread groove, fixed jam plate, auxiliary block, and the connecting rod is vertical Using being electrically connected in the middle part of embedded fixed jam plate and with auxiliary block, the thread groove horizontal nest is in connecting rod outer ring and uses It matches, the fixing lock plate level is nested in connecting rod outer ring and is gap-matched with thread groove, and the auxiliary block is cut Face is rectangular configuration and the vertical mill component lower end and conllinear with the fixed jam plate axis heart of being fixed on.

Further, the mill component is made of the first undertaking push rod, push mobile jib, the second undertaking push rod, and described the One undertaking push rod is conllinear with the second undertaking push rod axle center, and the push mobile jib level is accepted push rod and second through first and accepted Push rod left and right ends and using interference fit, it is described second undertaking push rod rectangular cross-section structure and be horizontally fixed on strength touch Block left end and use electrical connection.

Further, the strength contact block is made of gear shaft, active block, resetting spring, push geared sleeve, the gear Inside axis level insertion the second undertaking push rod and conllinear with spindle axis, the active block is vertically fixed on resetting spring top And it being integrated, the resetting spring is vertically arranged to active block lower end and uses with push geared sleeve match, The push geared sleeve is vertically fixed on resetting spring bottom end and with gear shaft using mechanical connection.

Further, the main shaft is formed by fixing card wheel, drive link, partition board, gear, transmission strut, the fixing card Wheel horizontal nest in drive link outer ring and welds together, and the drive link is conllinear with gear shaft axle center, the partition board section Be tightly attached to the 4th driven pulley group side for rectangular configuration and level, the gear be horizontally installed to transmission strut left end and with Geared sleeve is pushed using mechanical connection, the transmission strut is vertically arranged to drive link lower end and uses with partition board match.

Further, the 4th driven pulley group is made of conveyer belt, clamping support, driving shaft, and the conveyer belt is horizontal Be nested in driving shaft outer ring and with partition board using be mechanically connected, the clamping support be horizontally fixed on partition board right end and with actively Axis axle center is conllinear, and the active shaft section is circular configuration and level is through clamping support inside and using interference fit.

Further, the servo motor is made of generator, first interface, second interface, belt, and the generator hangs down Straight to be installed on clamping support lower end, the first interface and generator integral structure, the second interface level are tightly attached to power generation Machine left end and using electrical connection, the belt level are embedded in generator and with second interface using being interference fitted, institute Belt horizontal nest is stated in the first driven pulley group outer ring.

Further, the wiring is horizontally fixed on gear-box head capsule rear end and is used with sander ontology and is electrically connected.

Advantageous effect

A kind of pipeline edge grinding device for natural gas line production of the present invention, eyeshade will be protected by staff It puts on and puts on suitable work clothes, not may pass through in loose work clothes, not wear jewellery more or wear one's hair long, in operation It is preceding first to check whether good hand's set and cuff are buckled well, back handle is then held by staff again, when just being opened due to angle grinder Larger swing is had, servo motor is made to be generated electricity regulating switch startup after firmly holding steady and wherein waits for the 4th driven pulley Group is electrically connected work by strength contact block after stablizing with main shaft is driven transmission shaft, when being cut or polished with angle grinder herein It surely to hold angle grinder handle uniformly to exert oneself, work finally by grinding disc, realize protective cover and be coated on outside grinding, effectively Prevent that dust from dispersing and fine grinding is splashed, when operation possesses rotating speed height, resistance to smoulder and other effects and more welcomed by the people on the market.

Description of the drawings

Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention, Objects and advantages will become more apparent upon：

Fig. 1 is a kind of structure diagram of pipeline edge grinding device for natural gas line production of the present invention.

Fig. 2 is a kind of sander body interior knot of pipeline edge grinding device for natural gas line production of the present invention Composition.

Fig. 3 is a kind of sander body interior knot of pipeline edge grinding device for natural gas line production of the present invention Composition.

Fig. 4 is that a kind of sander ontology of pipeline edge grinding device for natural gas line production of the present invention uses shape State figure.

Fig. 5 is the 4th driven pulley group enlarged drawing in Fig. 2.

In figure：Secondary handle -1, connecting flange -3, grinding disc -4, gear-box head capsule -5, lock spindle -6, is adjusted protective cover -2 Switch -7, mark -8, sander ontology -9, wiring -10, the first driven pulley group -901, the second driven pulley group -902, Pulley -903, third driven pulley group -904, transmission shaft -905, mill component -906, strength contact block -907, main shaft -908, Four driven pulley groups -909, servo motor -910, connecting rod -9051, thread groove -9052, fixed jam plate -9053, auxiliary block - 9054th, first accept push rod -9061, push mobile jib -9062, second accept push rod -9063, gear shaft -9071, active block - 9072nd, resetting spring -9073, push geared sleeve -9074, fixed card wheel -9081, drive link -9082, partition board -9083, gear - 9084th, be driven strut -9085, conveyer belt -9091, clamping support -9092, driving shaft -9093, generator -9101, first interface - 9102nd, second interface -9103, belt -9104.

Specific embodiment

To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, with reference to Specific embodiment, the present invention is further explained.

- Fig. 5 is please referred to Fig.1, the present invention provides a kind of pipeline edge grinding device technology for natural gas line production Scheme：Its structure includes：Secondary handle 1, connecting flange 3, grinding disc 4, gear-box head capsule 5, lock spindle 6, is adjusted and is opened protective cover 2 7, mark 8, sander ontology 9, wiring 10 are closed, the pair handle 1 is horizontal to be embedded in 5 inside side of gear-box head capsule and adopt With mechanical connection, the protective cover 2 is installed vertically on 4 upper end of grinding disc and welds together with connecting flange 3, the connection Using being mechanically connected in the middle part of the vertical embedded grinding disc 4 of flange 3 and with gear-box head capsule 5,4 section of grinding disc is round knot In 3 outer ring of connecting flange and using electrical connection, the gear-box head capsule 5 is vertically fixed on protective cover 2 for structure and horizontal nest Hold and be integrated with sander ontology 9, the lock spindle 6 vertically embedded 5 inside of gear-box head capsule and with polishing Piece 4 the 7 rectangular cross-section structure of regulating switch and is horizontally fixed on 5 rear end of gear-box head capsule and with beating using matching Mill body 9 is tightly attached to 9 side of sander ontology and is gap-matched using interference fit, 8 level of mark, The sander ontology 9 is horizontally installed to 5 rear end of gear-box head capsule and axle center is conllinear, the horizontal embedded sander of wiring 10 The inside of ontology 9 and using electrical connection, the sander ontology 9 by the first driven pulley group 901, the second driven pulley group 902, Pulley 903, third driven pulley group 904, transmission shaft 905, mill component 906, strength contact block 907, main shaft the 908, the 4th are driven Pulley blocks 909, servo motor 910 form, the first driven pulley group 901 be horizontally installed to 910 left end of servo motor and Using electrical connection, the second driven pulley group 902 is fixed on 908 lower end of main shaft and is connected with pulley 903 using machinery vertically It connects, the pulley 903 is integrated with third driven pulley group 904, and the third driven pulley group 904 is horizontally fixed on Second driven pulley group, 902 left end and conllinear with 901 axle center of the first driven pulley group, the transmission shaft 905 is vertically arranged to 906 lower end of mill component and with grinding disc 4 using matching, the mill component 906 is vertically fixed on 905 upper end of transmission shaft And with strength contact block 907 using being mechanically connected, the strength contact block 907 is vertically arranged to 903 upper end of pulley and and main shaft 908 using interference fit, 908 level insertion strength contact block of main shaft, 907 right end and using electrical connection, the 4th transmission Pulley blocks 909 are vertically arranged to 910 upper end of servo motor and with main shaft 908 using mechanical connection, 910 water of servo motor Safety is loaded on 901 right end of the first driven pulley group and is used with the 4th driven pulley group 909 and is electrically connected, the transmission shaft 905 It is made of connecting rod 9051, thread groove 9052, fixed jam plate 9053, auxiliary block 9054, the connecting rod 9051 is vertically embedded into solid Using being electrically connected in the middle part of lock plate 9053 and with auxiliary block 9054,9052 horizontal nest of thread groove is in outside connecting rod 9051 It encloses and using matching, fixed 9053 horizontal nest of jam plate is used in 9051 outer ring of connecting rod and with thread groove 9052 Clearance fit, the 9054 rectangular cross-section structure of auxiliary block and is fixed on 906 lower end of mill component and and fixing lock vertically 9053 axle center of plate is conllinear, and the mill component 906 accepts push rod 9061 by first, push mobile jib 9062, second accepts push rod 9063 compositions, the first undertaking push rod 9061 is conllinear with the second 9063 axle center of undertaking push rod, and the push mobile jib 9062 is horizontal Push rod 9061 and second, which is accepted, through first accepts 9063 left and right ends of push rod and using interference fit, second undertaking 9063 rectangular cross-section structure of push rod and be horizontally fixed on 907 left end of strength contact block and using electrical connection, the strength contact block 907 are made of gear shaft 9071, active block 9072, resetting spring 9073, push geared sleeve 9074, and the gear shaft 9071 is horizontal Inside embedded second undertaking push rod 9063 and conllinear with 908 axle center of main shaft, the active block 9072 is vertically fixed on reset bullet 9073 top of spring and be integrated, the resetting spring 9073 be vertically arranged to 9072 lower end of active block and with push For geared sleeve 9074 using matching, the push geared sleeve 9074 is vertically fixed on 9073 bottom end of resetting spring and and gear shaft 9071 using mechanical connection, and the main shaft 908 is by fixed card wheel 9081, drive link 9082, partition board 9083, gear 9084, transmission Strut 9085 forms, and fixed 9081 horizontal nest of card wheel is in 9082 outer ring of drive link and welds together, the transmission Bar 9082 is conllinear with 9071 axle center of gear shaft, the 9083 rectangular cross-section structure of partition board and level is tightly attached to the 4th driven pulley 909 sides of group, the gear 9084 are horizontally installed to transmission 9085 left end of strut and with push geared sleeve 9074 using machinery Connection, the transmission strut 9085 are vertically arranged to 9082 lower end of drive link and with partition board 9083 using matching, and described the Four driven pulley groups 909 are made of conveyer belt 9091, clamping support 9092, driving shaft 9093,9091 horizontal nest of conveyer belt Mechanical connection is used in 9093 outer ring of driving shaft and with partition board 9083, it is right that the clamping support 9092 is horizontally fixed on partition board 9083 It holds and conllinear with 9093 axle center of driving shaft, 9093 section of driving shaft is circular configuration and horizontal through clamping support 9092 Internal and use interference fit, the servo motor 910 is by generator 9101, first interface 9102, second interface 9103, skin Band 9104 forms, and the generator 9101 is installed vertically on 9092 lower end of clamping support, the first interface 9102 and generator 9101 integral structures, 9103 level of second interface are tightly attached to 9101 left end of generator and using electrical connection, the skins Using being interference fitted inside the horizontal embedded generator 9101 of band 9104 and with second interface 9103, the belt 9104 is horizontal embedding Be placed on 901 outer ring of the first driven pulley group, the wiring 10 be horizontally fixed on 5 rear end of gear-box head capsule and with sander ontology 9 using electrical connection.

Sander ontology 9 described in this patent is also known as grinder or disc mill, is one for cutting and polishing for fiberglass Kind grinding tool, angle grinder are a kind of portable electric tools for being cut and being polished using fiberglass, are mainly used for cutting, grind and brushing Grind metal and stone material etc..

It is carried out in a kind of pipeline edge grinding device for natural gas line production in use, will be protected by staff Cover glass is put on and puts on suitable work clothes, not may pass through in loose work clothes, not wear jewellery more or wear one's hair long, It first checks whether good hand's set and cuff are buckled well before operation, back handle is then held by staff again, since angle grinder is firm Larger swing is had during opening, servo motor 910 is made to be generated electricity the startup of regulating switch 7 after firmly holding steady and wherein waits for the Four driven pulley groups 909 are electrically connected work by strength contact block 907 after stablizing with main shaft 908 is driven transmission shaft 905, This will surely hold angle grinder handle when being cut or polished with angle grinder and uniformly exert oneself, and work, realize finally by grinding disc 4 It is outer that protective cover is coated on grinding, effectively prevent that dust disperses and fine grinding is splashed, and when operation possesses rotating speed height, resistance to smoulder and other effects, and It is more welcomed by the people on the market.

The present invention solves the problems, such as it is that the prior art is incomplete, a large amount of dust and noise can be generated in operation, such as Fruit electric current continues very greatly, and carbon brush abrasion quickly, grow by the time, and carbon brush shortens, and pressure becomes smaller, and contact resistance is just very big, at this moment It is just very serious that time may result in commutator face fever, and since operating personnel can not easy learning manipulation skill, it is easy to It causes to hinder the unexpected situations such as hand, being combined with each other by above-mentioned component of the invention realizes protective cover and be coated on outside grinding, effectively Prevent that dust from dispersing and fine grinding is splashed, when operation possesses rotating speed height, resistance to smoulder and other effects and more welcomed by the people on the market.

The basic principles, main features and the advantages of the invention have been shown and described above, for this field skill For art personnel, it is clear that the present invention is not limited to the details of above-mentioned exemplary embodiment, and without departing substantially from the present invention spirit or In the case of essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state Bright restriction, it is intended that including all changes falling within the meaning and scope of the equivalent requirements of the claims in the present invention It is interior.Any reference numeral in claim should not be considered as to the involved claim of limitation.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art The other embodiment being appreciated that.

Claims (8)

1. a kind of pipeline edge grinding device for natural gas line production, structure includes：Secondary handle (1), protective cover (2), connecting flange (3), grinding disc (4), gear-box head capsule (5), lock spindle (6), regulating switch (7), mark (8), beat Mill body (9), wiring (10), it is characterised in that：

The internal side of the horizontal embedded gear-box head capsule (5) of pair handle (1) and using mechanical connection, the protective cover (2) It is installed vertically on grinding disc (4) upper end and welds together with connecting flange (3), the connecting flange (3) vertically beat by insertion It is ground in the middle part of (4) and with gear-box head capsule (5) using being mechanically connected, grinding disc (4) section is circular configuration and level It is nested in connecting flange (3) outer ring and using electrical connection, the gear-box head capsule (5) is vertically fixed on protective cover (2) upper end And be integrated with sander ontology (9), the lock spindle (6) vertically embedded gear-box head capsule (5) it is internal and with Grinding disc (4) is using matching, regulating switch (7) the rectangular cross-section structure and after being horizontally fixed on gear-box head capsule (5) It holds and with sander ontology (9) using being interference fitted, mark (8) level is tightly attached to sander ontology (9) side And it is gap-matched, the sander ontology (9) is horizontally installed to gear-box head capsule (5) rear end and axle center is conllinear, institute State horizontal embedded sander ontology (9) inside of wiring (10) and using electrical connection；

The sander ontology (9) is by the first driven pulley group (901), the second driven pulley group (902), pulley (903), third Driven pulley group (904), transmission shaft (905), mill component (906), strength contact block (907), main shaft (908), the 4th transmission are slided Wheel group (909), servo motor (910) composition；

The first driven pulley group (901) is horizontally installed to servo motor (910) left end and uses electrical connection, and described second Driven pulley group (902) is fixed on main shaft (908) lower end and with pulley (903) using mechanical connection, the pulley vertically (903) it is integrated with third driven pulley group (904), the third driven pulley group (904) is horizontally fixed on second Driven pulley group (902) left end and conllinear with first driven pulley group (901) axle center, the transmission shaft (905) is vertically-mounted It is matched in mill component (906) lower end and with grinding disc (4) use, the mill component (906) is vertically fixed on transmission Axis (905) upper end and with strength contact block (907) using being mechanically connected, the strength contact block (907) is vertically arranged to pulley (903) upper end and with main shaft (908) using being interference fitted, horizontal embedded strength contact block (907) right end of the main shaft (908) is simultaneously And using electrical connection, the 4th driven pulley group (909) is vertically arranged to servo motor (910) upper end and and main shaft (908) using mechanical connection, the servo motor (910) is horizontally installed to the first driven pulley group (901) right end and with the Four driven pulley groups (909) are using electrical connection.

2. a kind of pipeline edge grinding device for natural gas line production according to claim 1, it is characterised in that： The transmission shaft (905) is made of connecting rod (9051), thread groove (9052), fixed jam plate (9053), auxiliary block (9054), institute Connecting rod (9051) is stated to be vertically embedded into the middle part of fixed jam plate (9053) and be electrically connected with auxiliary block (9054) use, the screw thread Slot (9052) horizontal nest in connecting rod (9051) outer ring and using matching, fixed jam plate (9053) horizontal nest in It connecting rod (9051) outer ring and is gap-matched with thread groove (9052), auxiliary block (9054) the rectangular cross-section structure And it is fixed on mill component (906) lower end and conllinear with fixed jam plate (9053) axle center vertically.

3. a kind of pipeline edge grinding device for natural gas line production according to claim 1, it is characterised in that： The mill component (906) is made of the first undertaking push rod (9061), push mobile jib (9062), the second undertaking push rod (9063), The first undertaking push rod (9061) is conllinear with second undertaking push rod (9063) axle center, and described push mobile jib (9062) level runs through Push rod (9061) is accepted in first and accepts push rod (9063) left and right ends and using being interference fitted with second, and described second accepts Push rod (9063) rectangular cross-section structure and be horizontally fixed on strength contact block (907) left end and using electrical connection.

4. a kind of pipeline edge grinding device for natural gas line production according to claim 1, it is characterised in that： The strength contact block (907) is by gear shaft (9071), active block (9072), resetting spring (9073), push geared sleeve (9074) Composition, the gear shaft (9071) horizontal embedded second accept push rod (9063) inside and, institute conllinear with main shaft (908) axle center It states active block (9072) to be vertically fixed on resetting spring (9073) top and be integrated, the resetting spring (9073) It is vertically arranged to active block (9072) lower end and uses with push geared sleeve (9074) match, the push geared sleeve (9074) it is vertically fixed on resetting spring (9073) bottom end and with gear shaft (9071) using mechanical connection.

5. a kind of pipeline edge grinding device for natural gas line production according to claim 1, it is characterised in that： The main shaft (908) is by fixed card wheel (9081), drive link (9082), partition board (9083), gear (9084), transmission strut (9085) it forms, fixed card wheel (9081) horizontal nest is in drive link (9082) outer ring and welds together, the biography Lever (9082) is conllinear with gear shaft (9071) axle center, partition board (9083) the rectangular cross-section structure and level is tightly attached to the 4th Driven pulley group (909) side, the gear (9084) are horizontally installed to transmission strut (9085) left end and with pushing gear (9074) are covered using mechanical connection, and the transmission strut (9085) is vertically arranged to drive link (9082) lower end and and partition board (9083) it uses and matches.

6. a kind of pipeline edge grinding device for natural gas line production according to claim 1, it is characterised in that： The 4th driven pulley group (909) is made of conveyer belt (9091), clamping support (9092), driving shaft (9093), the transmission Band (9091) horizontal nest uses mechanical connection, the clamping support in driving shaft (9093) outer ring and with partition board (9083) (9092) partition board (9083) right end and, driving shaft (9093) section conllinear with driving shaft (9093) axle center are horizontally fixed on For circular configuration and level is through clamping support (9092) inside and using interference fit.

7. a kind of pipeline edge grinding device for natural gas line production according to claim 1, it is characterised in that： The servo motor (910) is made of generator (9101), first interface (9102), second interface (9103), belt (9104), The generator (9101) is installed vertically on clamping support (9092) lower end, the first interface (9102) and generator (9101) one Body structure, second interface (9103) level are tightly attached to generator (9101) left end and using electrical connection, the belts (9104) horizontal embedded generator (9101) is internal and uses interference fit, the belt (9104) with second interface (9103) Horizontal nest is in first driven pulley group (901) outer ring.

8. a kind of pipeline edge grinding device for natural gas line production according to claim 1, it is characterised in that： The wiring (10) is horizontally fixed on gear-box head capsule (5) rear end and is used with sander ontology (9) and is electrically connected.