CN211768793U

CN211768793U - Pipe feeding machine

Info

Publication number: CN211768793U
Application number: CN201922417089.2U
Authority: CN
Inventors: 周敏; 王平
Original assignee: Changzhou Jiangrun Precision Machinery Co ltd
Current assignee: Changzhou Jiangrun Precision Machinery Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-10-27
Anticipated expiration: 2029-12-30

Abstract

The utility model belongs to the technical field of the glassware technique and specifically relates to a top tube machine. The utility model provides a tube feeding machine, includes the base, installs secondary climbing device on the base, and the pole setting upper end of base is fixed with elevating gear through the bolt, and grabbing device is installed to the elevating gear inboard, and the top of secondary climbing device is fixed with through the bolt and moves the device on. The tube feeding machine can realize automatic moving of the glass tube to grabbing and conveying to the next procedure, so that the requirement of automatic production is met, the labor amount of workers is effectively reduced, and the purpose of rapid production is met.

Description

Pipe feeding machine

Technical Field

The utility model belongs to the technical field of the glassware technique and specifically relates to a top tube machine.

Background

The glass tube needs to be subjected to tube loading operation in the production process, the tube is transported to the next procedure for processing, a special tube loading machine is not arranged at present, the tube loading machine is operated, manual operation is needed, the overall production efficiency is low, and rapid automatic production cannot be met.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects existing in the production process of the prior glass tube, the utility model provides a tube feeding machine.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a tube feeding machine, includes the base, installs secondary climbing device on the base, and the pole setting upper end of base is fixed with elevating gear through the bolt, and grabbing device is installed to the elevating gear inboard, and the top of secondary climbing device is fixed with through the bolt and moves the device on.

According to another embodiment of the present invention, further comprising two side plates welded on two sides of the base of the secondary climbing device, the side plates are in a shape of "Z" placed laterally, two sets of feeding mechanisms are installed in the side plates, a material placing frame is fixed on the outer sides of the side plates through bolts, a material placing and triggering device is installed between the two sets of feeding mechanisms, the material placing and triggering device comprises a supporting sheet, two guide sheets are arranged below the supporting sheet, a first waist-shaped groove is arranged in the guide sheet, a first locking bolt is fixed on the side plates after passing through the first waist-shaped groove, a contact switch is installed on the side plates, a pressing sheet is extended on the contact switch, an included angle is formed between the pressing sheet and the supporting sheet, the pressing sheet is in a left-high and right-low state, the feeding mechanism comprises a feeding mechanism motor fixed on the side plates through bolts, two sets of shafts are movably installed on the inner sides of the side plates, the baffle is uniformly fixed on the belt through bolts, the standing end of the baffle is perpendicular to the belt, the feeding mechanism and the horizontal plane form an included angle of 75-85 degrees, the discharging frame and the horizontal plane form an included angle of 5-10 degrees, and the end part of the discharging frame is of an upwards-tilted circular arc-shaped structure.

According to the utility model discloses a further embodiment, further include, elevating gear includes the mounting bracket, end plate and fixed block are installed respectively through the bolt in the upper and lower both ends of mounting bracket, install the speed reducer through the bolt in the draw-in groove of fixed block, the speed reducer is connected with the elevating gear motor, the speed reducer is connected with screw rod one, install in the end plate hole of end plate through the bearing on the top of screw rod one, screw rod one stretches into in the screw of lifter plate, there is the slide rail inboard of mounting bracket through the bolt fastening, install the slider on the slide rail, the top of slider carries out fixed connection through bolt and lifter plate, the outside welding of mounting bracket has the fixed plate, the tip of lifter plate has the cooperation board through the bolt fastening, the tail end of mounting bracket has the elevating gear motor mounting panel that the cross-section is "Z" style of calligraphy through the bolt fastening.

According to another embodiment of the utility model, further comprising, the gripping device comprises a first mounting plate, a fixed mount is arranged above the first mounting plate, a first telescopic cylinder is arranged below the first mounting plate, the end of the first telescopic cylinder is connected with a gripping mechanism, the gripping mechanism comprises a U-shaped plate fixed at one end of the telescopic cylinder, a second telescopic cylinder is fixed at the inner side of the U-shaped plate through a bolt, an extension bar of the second telescopic cylinder is fixed with the pressing plate through a bolt, an upper jaw and a lower jaw are both arranged at both sides of the U-shaped plate through a shaft, a raised bump is arranged at the middle part of the lower jaw, a bump is arranged in the bump and is clamped in a second waist-shaped groove of the upper jaw, the tail end of the lower jaw is movably arranged on a connecting head on the pressing plate through a shaft, a first fixing plate is fixed at the tail end of the first mounting plate through a bolt, a gripping, the screw rod II is sleeved with a screw rod sleeve, a connecting plate is welded on the screw rod sleeve, a transverse plate is welded on the connecting plate, a third waist-shaped groove is formed in the middle of the transverse plate, a bolt penetrates through the third waist-shaped groove and then is screwed into the vertical plate, the vertical plate and the first telescopic cylinder are fixed through the bolt, a sliding groove is formed in the lower portion of the first mounting plate, and a sliding block matched with the sliding groove is arranged on the upper portion of the first telescopic cylinder.

According to the utility model discloses a further embodiment, further include, the upward movement device includes through the bolt fastening at the secondary climbing device top the motor that shifts up, has the gear on the output shaft of shifting up the motor, and wheel and rack toothing, rack and welding carry out swing joint through the slide rail with the gib block of welding on secondary climbing device top.

The beneficial effects of the utility model are that, this kind of top tube machine can realize moving on the glass tubular product of automation and snatch and transport down one process, has realized automated production's demand, the effectual amount of labour that has reduced the workman, satisfies the purpose of rapid production.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the secondary climbing device of the present invention;

fig. 3 is a schematic structural view of the triggering device of the secondary climbing device of the present invention;

fig. 4 is a top view of the feeding mechanism of the secondary climbing device of the present invention;

fig. 5 is a side view of a baffle plate of the secondary climbing device of the present invention;

fig. 6 is a schematic structural view of the lifting device of the present invention;

fig. 7 is a schematic structural view of the gripping device of the present invention;

fig. 8 is a bottom view of the grasping apparatus of the present invention;

fig. 9 is a schematic structural view of a jaw of the gripping device of the present invention;

fig. 10 is a side view of the gripping device of the present invention;

fig. 11 is a schematic structural view of the upward moving device of the present invention;

in the figure, 1, a base, 2, a secondary climbing device, 3, a lifting device, 4, a grabbing device, 5, an upward moving device, 6 and a vertical rod are arranged;

2-2 parts of side plates, 2-3 parts of a material placing frame, 2-4 parts of a feeding mechanism, 2-5 parts of a trigger device, 2-6 parts of a contact switch, 2-7 parts of a pressing sheet, 2-8 parts of a guide sheet, 2-9 parts of a waist-shaped groove I, 2-10 parts of a support sheet, 2-11 parts of a locking bolt I, 2-12 parts of a feeding mechanism motor, 2-13 parts of a shaft, 2-14 parts of a gear, 2-15 parts of a baffle, 2-16 parts of a belt;

3-1 parts of mounting frames, 3-2 parts of fixing blocks, 3-3 parts of end plates, 3-4 parts of speed reducers, 3-5 parts of end plate holes, 3-6 parts of lifting device motors, 3-7 parts of first screws, 3-8 parts of lifting plates, 3-9 parts of screw holes, 3-10 parts of sliding rails, 3-11 parts of sliding blocks, 3-12 parts of fixing plates, 3-13 parts of assembling plates, 3-14 parts of lifting device motor mounting plates;

4-1, a first mounting plate, 4-2, a fixing frame, 4-3, a first telescopic cylinder, 4-4, a U-shaped plate, 4-5, a second telescopic cylinder, 4-6, a pressing plate, 4-7, a grabbing mechanism, 4-8, a first fixing plate, 4-9, a grabbing motor, 4-10, a second screw rod, 4-11, a screw sleeve, 4-12, a connecting plate, 4-13, a sliding groove, 4-14, a lower claw, 4-15, an upper claw, 4-16, a connecting head, 4-17, a convex block, 4-18, a second waist-shaped groove, 4-19, a third waist-shaped groove, 4-20, a transverse plate, 4-21 and a vertical plate;

5-1 parts of an upward moving motor, 5-2 parts of a guide strip, 5-3 parts of a rack, 5-4 parts of a supporting plate.

Detailed Description

Fig. 1 is the utility model discloses a structural schematic diagram, a top tube machine, including base 1, install secondary climbing device 2 on the base 1, there is elevating gear 3 in the pole setting 6 upper end of base 1 through the bolt fastening, and grabbing device 4 is installed to elevating gear 3 inboard, and the top of secondary climbing device 2 is passed through the bolt fastening and is had upward move device 5.

This kind of tube feeding machine will need the glass tubular product of processing to place on secondary climbing device 2, transport its top of maturing, move the glass tubular product to the top through last moving device 5 afterwards, drive grabbing device 4 through elevating gear 3 at last and reciprocate for grabbing device 4 snatchs it for the snatching position of glass tubular product, send it to the equipment of next process through conveyor on the grabbing device after snatching and finishing on, realized automated production's demand.

According to another embodiment of the utility model, further comprising that two side plates 2-2 are welded on the two sides of the base 1 of the secondary climbing device 2, the side plates 2-2 are in a Z shape, two groups of feeding mechanisms 2-4 are installed in the side plates 2-2, a discharging frame 2-3 is fixed on the outer side of the side plates 2-2 through bolts, a discharging trigger device 2-5 is installed between the two groups of feeding mechanisms 2-4, the discharging trigger device 2-5 comprises a support sheet 2-10, two guide sheets 2-8 are arranged below the support sheet 2-10, a waist-shaped groove 2-9 is arranged in each guide sheet 2-8, a locking bolt 2-11 passes through the waist-shaped groove 2-9 and then is fixed on the side plate 2-2, a contact switch 2-6 is installed on the side plate 2-2, the contact switch 2-6 is provided with a pressing sheet 2-7 extending out, an included angle is formed between the pressing sheet 2-7 and the supporting sheet 2-10, the supporting sheet 2-10 is high at the left and low at the right, the feeding mechanism 2-4 comprises a feeding mechanism motor 2-12 fixed on the side plate 2-2 through a bolt, two groups of shafts 2-13 are movably arranged on the inner side of the side plate 2-2 through a bearing, gears 2-14 are arranged on two sides of the shafts 2-13 through keys, belts 2-16 are wrapped on the gears 2-14, baffles 2-15 are uniformly fixed on the belts 2-16 through bolts, the vertical ends of the baffles 2-15 are vertically arranged with the belts 2-16, the feeding mechanism 2-4 forms an included angle of 75-85 degrees with the horizontal plane, and the discharging frame 2-3 forms an included angle of 5-10 degrees with the horizontal plane, the end part of the material placing frame 2-3 is of an arc-shaped structure which is tilted upwards.

When the secondary climbing device 2 is used, a glass pipe is placed on the material placing frame 3, then the pipe is placed in a layered two-section mode under the action of the feeding mechanisms 2-4, the feeding mechanism 2-4 at the lower end is used for feeding materials, the triggering device is placed at the corner of the side plate 2-2, when the glass pipe is moved to the corner through the feeding mechanism 2-4 at the lower part, the glass pipe can be placed temporarily, and then the feeding mechanism 2-4 at the upper section is used for completing subsequent pipe feeding operation.

The trigger device 2-5 is connected with the feeding mechanism 2-4 below through a cable, the triggering device 2-5 is communicated with and controls the feeding mechanism 2-4 below to work, the triggering device 2-5 is pressed by the glass tube to enable the feeding mechanism 2-4 below to be disconnected, and the triggering device 2-5 is reset after the glass tube leaves, so that the feeding mechanism 2-4 below starts to work to perform feeding operation.

The pressing sheet 2-7 on the contact switch 2-6 exceeds the outer surface of the support sheet 2-10, when a glass tube is placed on the support sheet 2-10, the glass tube presses the pressing sheet 2-7, so that the pressing sheet drives the contact switch 2-6 to be contacted, the contact switch 2-6 is connected with the feeding mechanism 2-4 below through a cable, the feeding mechanism 2-4 below is opened, at the moment, tube feeding is avoided continuously, the glass tube on the support sheet 2-10 is too many, the falling condition is caused, when the glass tube on the support bar 2-10 is taken away by the feeding mechanism 2-4 above, the pressing sheet 2-7 resets, and the feeding mechanism 2-4 below starts feeding operation repeatedly.

The height of the pressing sheet 2-7 exceeds the height of the supporting sheet 2-10, so that the contact switch 2-6 can be driven to start working when a glass tube is arranged on the supporting sheet 2-10.

The support sheets 2-10 are high at the left and low at the right, so that the glass tubes on the support sheets 2-10 automatically slide to the lower ends of the support sheets 2-10, and the feeding mechanism 2-4 at the upper part is convenient to drive the glass tubes to move upwards continuously.

The feeding mechanism motor 2-12 starts to rotate after being electrified, the shaft 2-13 is movably connected with the motor shaft through a bolt, the gear 2-14 on the shaft 2-13 is driven by the feeding mechanism motor 2-12 to drive the belt 2-16 to start to move, the baffle 2-15 on the belt 2-16 is used as the placing position of the glass tube, and the glass tube can be driven to move upwards through the baffle 2-15.

The feeding mechanism 2-4 forms an included angle with the horizontal plane, and the vertical section of the baffle 2-15 is vertical to the belt 2-16, so that the baffle 2-15 can provide a platform for placing the glass tube.

The material placing frame 3 is inclined, and the lower end of the material placing frame 3 can be conveniently and automatically rolled by the glass tube.

The end part of the material placing frame 3 is of an upward tilting arc structure, so that the glass tube is prevented from sliding off the material placing frame after being stacked too many glass tubes.

According to another embodiment of the present invention, further comprising a lifting device 3 including a mounting frame 3-1, an end plate 3-3 and a fixed block 3-2 are respectively installed at upper and lower ends of the mounting frame 3-1 by bolts, a speed reducer 3-4 is installed in a slot of the fixed block 3-2 by bolts, the speed reducer 3-4 is connected with a lifting device motor 3-6, the speed reducer 3-4 is connected with a screw rod 3-7, a top end of the screw rod 3-7 is installed in an end plate hole 3-5 of the end plate 3-3 by a bearing, the screw rod 3-7 extends into a screw hole 3-9 of a lifting plate 3-8, a slide rail 3-10 is fixed at an inner side of the mounting frame 3-1 by bolts, a slide block 3-11 is installed on the slide rail 3-10, the top end of the sliding block 3-11 is fixedly connected with a lifting plate 3-8 through a bolt, a fixing plate 3-12 is welded on the outer side of the mounting frame 3-1, an assembling plate 3-13 is fixed on the end portion of the lifting plate 3-8 through a bolt, a lifting device motor mounting plate 3-14 with a Z-shaped section is fixed on the tail end of the mounting frame 3-1 through a bolt, and a lifting device motor 3-6 is fixed on the lifting device motor mounting plate 3-14 through a bolt.

When the lifting device 3 is used, the motor 3-6 of the lifting device starts to work after being electrified, the screw rod I3-7 is driven to rotate after the speed reducer 3-4 is passed, and the lifting plate 3-8 arranged on the screw rod I3-7 can be driven to move up and down at the moment, so that the lifting requirement can be met.

In order to stably enable the lifting plate 3-8 to move up and down and not to drive the lifting plate 3-8 to rotate when the screw rotates, the sliding block 3-11 is assembled on the sliding rail 3-10, the sliding block 3-11 is clamped on the sliding rail 3-10, the sliding block 3-11 is prevented from rotating, and when the sliding block 3-11 cannot rotate, the lifting plate 3-8 can be ensured to be stable during lifting operation.

The fixing plates 3-12 are provided with a plurality of holes for fixing them in screw holes of corresponding mounting positions.

Various holes, such as round holes, kidney-shaped holes, etc., are formed in the fitting plates 3-13 for fixedly connecting with the gripping mechanism.

The lifting device motors 3-6 can be quickly and fixedly installed by utilizing the lifting device motor installation plates 3-14, so that the lifting device is convenient to disassemble and assemble.

According to another embodiment of the utility model, further comprising that the gripping device 4 comprises a mounting plate I4-1, a fixing frame 4-2 is arranged above the mounting plate I4-1, a telescopic cylinder I4-3 is arranged below the mounting plate I4-1, the end part of the telescopic cylinder I4-3 is connected with a gripping mechanism 4-7, the gripping mechanism 4-7 comprises a U-shaped plate 4-4 fixed at the end part of the telescopic cylinder I4-3, a telescopic cylinder II 4-5 is fixed at the inner side of the U-shaped plate 4-4 through a bolt, an extension rod of the telescopic cylinder II 4-5 is fixed with a pressing plate 4-6 through a bolt, an upper jaw 4-15 and a lower jaw 4-14 are arranged at the two sides of the U-shaped plate 4-4 through a shaft, a raised bump 4-17 is arranged at the middle part of the lower jaw 4-14, the convex block 4-17 is internally provided with a bulge which is clamped in a waist-shaped groove II 4-18 of the upper claw 4-15, the tail end of the lower claw 4-14 is movably arranged on a connecting head 4-16 on the pressure plate 4-6 through a shaft, the tail end of the mounting plate I4-1 is fixedly provided with a fixing plate I4-8 through a bolt, a grabbing motor 4-9 is fixedly arranged on the fixing plate I4-8 through a bolt, the grabbing motor 4-9 is connected with a screw rod II 4-10 below the mounting plate I4-1, a screw rod sleeve 4-11 is sleeved on the screw rod II 4-10, a connecting plate 4-12 is welded on the screw rod sleeve 4-11, a transverse plate 4-20 is welded on the connecting plate 4-12, a waist-shaped groove III 4-19 is arranged in the middle part of the transverse plate 4-20, the bolt passes through the waist-, the vertical plate 4-21 and the telescopic cylinder I4-3 are fixed through bolts, a sliding groove 13 is arranged below the mounting plate I4-1, and a sliding block matched with the sliding groove 13 is arranged above the telescopic cylinder I4-3.

When the grabbing device 4 is used, the telescopic cylinder I4-3 drives the grabbing mechanism 4-7 at the front end to move back and forth, and when the grabbing device moves to a working position, the grabbing device 7 is bought to start working to grab the glass coffin.

The telescopic cylinder II 4-5 drives the pressing plate 4-6 to move downwards, when the pressing plate 4-6 moves downwards, the connector 16 above the pressing plate 4-6 is movably connected with the left end of the lower claw 4-14, so that the lower claw 4-14 is driven to rotate around the shaft, and the lower claw 4-14 and the upper claw 4-15 are clamped in the waist-shaped groove II 4-18 through the bulge on the inner side of the bump 17, so that the upper claw 4-15 is driven to rotate while the lower claw 4-14 rotates, and therefore the grabbing operation can be performed.

In order to enable the device to have better extension formation, a first telescopic cylinder 4-3 is fixed on a screw rod sleeve 4-11 through a vertical plate 4-21, a transverse plate 4-20 and a first fixing plate 4-8, a second screw rod 4-10 is driven to rotate when a grabbing motor 4-9 rotates, the second screw rod 4-10 is driven to move back and forth through the screw rod sleeve 4-11, the first telescopic cylinder 4-3 is driven to move back and forth, and the whole stroke is effectively increased by combining with the stroke of the first telescopic cylinder 4-3.

The sliding chute 13 is matched with a sliding block above the telescopic cylinder I4-3, so that the traveling direction of the telescopic cylinder I4-3 is limited conveniently.

According to another embodiment of the present invention, further comprising that the upward moving device 5 comprises an upward moving motor 5-1 fixed on the top of the secondary climbing device 2 by bolts, the output shaft of the upward moving motor 5-1 is provided with gears, the gears are engaged with the racks 5-3, and the racks 5-3 are movably connected with the guide bars 5-2 welded on the top of the secondary climbing device 2 by slide rails.

The upward moving motor 5-1 of the upward moving device 5 starts to work after being electrified, so that the magnetic strips 5-3 meshed with the output shaft of the upward moving device move up and down in the direction of the guide strips 5-2, the secondary climbing device 2 sends the glass tube to the position of the upward moving device 5, the glass tube is clamped on the supporting plate 5-4, and finally the glass coffin is sent to the highest point to be grabbed by the grabbing device 4.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. The pipe feeding machine comprises a base (1) and is characterized in that a secondary climbing device (2) is installed on the base (1), a lifting device (3) is fixed to the upper end of a vertical rod (6) of the base (1) through bolts, a grabbing device (4) is installed on the inner side of the lifting device (3), and an upward moving device (5) is fixed to the top end of the secondary climbing device (2) through bolts.

2. The pipe installing machine according to claim 1, characterized in that two side plates (2-2) are welded on two sides of the upper part of the base (1) of the secondary climbing device (2), the side plates (2-2) are in a Z shape placed on the side, two groups of feeding mechanisms (2-4) are installed in the side plates (2-2), a material placing frame (2-3) is fixed on the outer side of the side plates (2-2) through bolts, a material placing trigger device (2-5) is installed between the two groups of feeding mechanisms (2-4), the material placing trigger device (2-5) comprises a supporting plate (2-10), two guide plates (2-8) are arranged below the supporting plate (2-10), a waist-shaped groove I (2-9) is arranged in each guide plate (2-8), and a locking bolt I (2-11) passes through the waist-shaped groove I (2-9) and then is fixed on the side plates (2-2), the side plate (2-2) is provided with a contact switch (2-6), the contact switch (2-6) is provided with a pressing sheet (2-7) extending out, an included angle is formed between the pressing sheet (2-7) and the supporting sheet (2-10), the supporting sheet (2-10) is high at the left and low at the right, the feeding mechanism (2-4) comprises a feeding mechanism motor (2-12) fixed on the side plate (2-2) through bolts, two groups of shafts (2-13) are movably arranged on the inner side of the side plate (2-2) through bearings, gears (2-14) are arranged on two sides of the shafts (2-13) through keys, belts (2-16) are wrapped on the gears (2-14), baffles (2-15) are uniformly fixed on the belts (2-16) through bolts, the upright ends of the baffles (2-15) are perpendicular to the belts (2-16), the feeding mechanism (2-4) and the horizontal plane form an included angle of 75-85 degrees, the discharging frame (2-3) and the horizontal plane form an included angle of 5-10 degrees, and the end part of the discharging frame (2-3) is of an arc-shaped structure which is tilted upwards.

3. The pipe installing machine according to claim 1, characterized in that the lifting device (3) comprises an installing frame (3-1), the upper end and the lower end of the installing frame (3-1) are respectively provided with an end plate (3-3) and a fixed block (3-2) through bolts, a clamping groove of the fixed block (3-2) is internally provided with a speed reducer (3-4) through bolts, the speed reducer (3-4) is connected with a lifting device motor (3-6), the speed reducer (3-4) is connected with a first screw rod (3-7), the top end of the first screw rod (3-7) is arranged in an end plate hole (3-5) of the end plate (3-3) through a bearing, the first screw rod (3-7) extends into a screw hole (3-9) of the lifting plate (3-8), the inner side of the installing frame (3-1) is fixedly provided with a slide rail (3-10) through bolts, the sliding rail (3-10) is provided with a sliding block (3-11), the top end of the sliding block (3-11) is fixedly connected with a lifting plate (3-8) through a bolt, the outer side of the mounting frame (3-1) is welded with a fixing plate (3-12), the end part of the lifting plate (3-8) is fixedly provided with an assembling plate (3-13) through a bolt, the tail end of the mounting frame (3-1) is fixedly provided with a lifting device motor mounting plate (3-14) with a Z-shaped cross section through a bolt, and a lifting device motor (3-6) is fixedly arranged on the lifting device motor mounting plate (3-14) through a bolt.

4. The pipe installing machine according to claim 1, characterized in that the gripping device (4) comprises a first mounting plate (4-1), a fixed frame (4-2) is arranged above the first mounting plate (4-1), a first telescopic cylinder (4-3) is arranged below the first mounting plate (4-1), the end part of the first telescopic cylinder (4-3) is connected with a gripping mechanism (4-7), the gripping mechanism (4-7) comprises a U-shaped plate (4-4) fixed at the end part of the first telescopic cylinder (4-3), a second telescopic cylinder (4-5) is fixed at the inner side of the U-shaped plate (4-4) through a bolt, an extension rod of the second telescopic cylinder (4-5) is fixed with a pressing plate (4-6) through a bolt, an upper claw (4-15) and a lower claw (4-14) are arranged at two sides of the U-shaped plate (4-4) through shafts, the middle part of the lower claw (4-14) is provided with a convex bump (4-17), the convex bump (4-17) is internally provided with a convex and clamped in a waist-shaped groove II (4-18) of the upper claw (4-15), the tail end of the lower claw (4-14) is movably arranged on a connector (4-16) on a pressure plate (4-6) through a shaft, the tail end of a mounting plate I (4-1) is fixedly provided with a fixing plate I (4-8) through a bolt, a grabbing motor (4-9) is fixedly arranged on the fixing plate I (4-8) through a bolt, the grabbing motor (4-9) is connected with a screw rod II (4-10) below the mounting plate I (4-1), a screw rod sleeve (4-11) is sleeved on the screw rod II (4-10), and a connecting plate (4-12) is welded on the screw rod sleeve (4-11), transverse plates (4-20) are welded on the connecting plates (4-12), a waist-shaped groove III (4-19) is arranged in the middle of each transverse plate (4-20), a bolt penetrates through the waist-shaped groove III (4-19) and then is screwed into the vertical plate (4-21), the vertical plate (4-21) and the telescopic cylinder I (4-3) are fixed through the bolt, a sliding groove (13) is arranged below the mounting plate I (4-1), and a sliding block matched with the sliding groove (13) is arranged above the telescopic cylinder I (4-3).

5. The pipe installing machine as claimed in claim 1, characterized in that the upward moving device (5) comprises an upward moving motor (5-1) fixed on the top of the secondary climbing device (2) through bolts, the output shaft of the upward moving motor (5-1) is provided with a gear, the gear is meshed with a rack (5-3), and the rack (5-3) is movably connected with a guide bar (5-2) welded on the top of the secondary climbing device (2) through a slide rail.