CN214352464U - Novel composite device for calcium carbide discharging robot arm - Google Patents

Abstract

The utility model relates to a novel compound device for calcium carbide discharging robot arms, which belongs to the technical field of industrial robots, and the technical scheme comprises a telescopic rail seat and a tensioning mechanism; a movable sliding seat is arranged on the telescopic rail seat in a sliding manner, and a telescopic power mechanism for driving the movable sliding seat to slide along a straight line is arranged on the telescopic rail seat; the movable sliding seat is rotatably provided with a rotating inner shaft, and the movable sliding seat is provided with a rotating driving mechanism for driving the rotating inner shaft to rotate; the inner side of the rotating inner shaft is provided with a power connecting rod in a sliding manner along the length direction of the rotating inner shaft, the same ends of the power connecting rod and the rotating inner shaft are respectively connected with the tensioning mechanism, and the power connecting rod drives the tensioning mechanism to be tensioned or opened when sliding; and a telescopic mechanism is arranged on the movable sliding seat, the piston rod end of the telescopic mechanism is connected with the power connecting rod, and the piston rod end of the telescopic mechanism and the power connecting rod are positioned on the same axis. By adopting the technical scheme, the robot working arm with relatively simple overall structure and more balanced stress is provided.

Description

Novel composite device for calcium carbide discharging robot arm

Technical Field

The utility model belongs to the technical field of industrial robot, concretely relates to a novel set composite that is used for carbide robot arm that comes out of stove.

Background

In the chemical industry, a working arm is often used in the tapping operation of calcium carbide (calcium carbide) smelting, and the tapping operation needs to be carried out by different tapping tools for large-stroke stretching, self-rotation and other actions.

The existing composite working arm mechanism of the calcium carbide furnace-discharging robot comprises a telescopic rail rack, wherein a movable sliding seat is arranged on the telescopic rail rack in a sliding mode, a driving module on the movable sliding seat drives a driving gear to rotate, and then the movable sliding seat moves along the telescopic rail rack. In addition, a clamping power mechanism is arranged on the movable sliding seat and comprises a telescopic mechanism, and the driving module is arranged on the movable sliding seat and forces the telescopic mechanism to be biased, so that the telescopic mechanism is connected with the inner shaft through a push plate and the like, and the connecting structure of the clamping power mechanism is complex. Meanwhile, after a long and heavy tool is clamped by the clamping power mechanism, the gravity center moves forward seriously in the large-stroke movement, the whole stress is unbalanced, and the instability of the fixing mechanism is increased.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the above-mentioned prior art, the utility model aims to provide a novel set composite that is used for carbide robot arm that comes out of stove, overall structure is simple relatively, and the atress is more balanced, when getting the instrument clamp, is more stable.

In order to realize the purpose of the utility model, the utility model provides a technical scheme as follows:

a novel composite device for calcium carbide discharging robot arms comprises a telescopic rail seat and a tensioning mechanism; a movable sliding seat is arranged on the telescopic rail seat in a sliding manner, and a telescopic power mechanism for driving the movable sliding seat to slide along a straight line is arranged on the telescopic rail seat; a rotating inner shaft is rotatably arranged on the moving sliding seat, and a rotating driving mechanism for driving the rotating inner shaft to rotate is arranged on the moving sliding seat; the inner side of the rotating inner shaft is provided with a power connecting rod in a sliding manner along the length direction of the rotating inner shaft, the same ends of the power connecting rod and the rotating inner shaft are respectively connected with the tensioning mechanism, and the power connecting rod drives the tensioning mechanism to be tensioned or opened when sliding; the movable sliding seat is provided with a telescopic mechanism, the piston rod end of the telescopic mechanism is connected with the power connecting rod, and the piston rod end of the telescopic mechanism and the power connecting rod are located on the same axis.

Preferably, the telescopic rail seat is provided with rails at intervals, the movable sliding seat is fixedly provided with an installation plate, and the installation plate is provided with a roller mechanism which tightly supports the upper side and the lower side of the rails; the roller mechanism comprises a supporting plate connected with the mounting plate, one side of the supporting plate is rotatably connected with a limiting wheel and a resisting wheel, the limiting wheel is located on the upper side of the resisting wheel, and the limiting wheel and the resisting wheel are located on the upper side and the lower side of the track.

Preferably, the supporting plate is provided with a mounting hole, one side of the supporting plate is detachably connected with a supporting seat, one side surface of the supporting seat is connected with a supporting shaft, and one end, far away from the supporting seat, of the supporting shaft penetrates through the mounting hole and is rotatably connected with the abutting wheel; the mounting hole diameter is greater than the diameter of back shaft set up in the backup pad right the downside of back shaft carries out the supporting component who supports.

Preferably, a supporting screw hole is formed in the supporting plate and located on the lower side of the mounting hole, and the supporting screw hole is communicated with the mounting hole; the supporting assembly comprises a supporting screw rod, one end of the supporting screw rod is in threaded connection with the inside of the supporting screw hole and penetrates through the supporting screw hole to be abutted against the supporting shaft, and a locking nut is arranged on the supporting screw rod and located on the rod section outside the supporting screw hole.

Preferably, the telescopic power mechanism comprises a telescopic driving motor fixed on the telescopic rail seat and two groups of transmission assemblies connected to two sides of the length of the telescopic rail seat, and the transmission assemblies drive the movable sliding seat to move linearly; a driving shaft is connected between the two groups of transmission assemblies, and the driving shaft is arranged in the horizontal direction and is vertical to the sliding direction of the movable sliding seat; and a power transmission assembly is connected between the telescopic driving motor and the driving shaft.

Preferably, the driving shaft is rotatably connected to the telescopic rail seat;

the transmission assembly comprises a first chain wheel connected to one end of the driving shaft and a second chain wheel which is rotatably connected to the telescopic rail seat and is far away from one end of the driving shaft along the sliding direction; a first chain is meshed with the first chain wheel and the second chain wheel; the two ends of the first chain are located on the same side of the rotating direction of the first chain wheel and the second chain wheel, and the two ends of the first chain are connected with the movable sliding seat.

Preferably, an adjusting assembly for adjusting the tensioning degree of the first chain is arranged between the end part of the first chain and the movable sliding seat; the adjusting assembly comprises an adjusting plate fixed on the movable sliding seat and an adjusting block located on one side of the adjusting plate and connected with one end of the first chain, a threaded rod is connected to one side of the adjusting block, and an adjusting hole is formed in the adjusting plate; one end of the threaded rod penetrates through the adjusting hole, and the threaded rod is connected with adjusting nuts respectively and is located on the rod sections on two sides of the adjusting hole.

Preferably, the power transmission assembly comprises a first speed reducer connected with the telescopic driving motor, a third chain wheel arranged on an output shaft of the first speed reducer, and a fourth chain wheel connected to the driving shaft, and a second chain is connected between the third chain wheel and the fourth chain wheel.

Preferably, the piston rod end of the telescopic mechanism is connected with the power connecting rod through a rotary decoupling assembly; the rotary decoupling assembly comprises a floating joint connected with the piston rod end, the other end of the floating joint is in threaded connection with an installation sleeve, the installation sleeve is far away from one end of the piston rod end and is provided with a connecting sleeve, one end of the power connecting rod is located in the connecting sleeve, and a bearing is arranged between the connecting sleeve and the power connecting rod.

Preferably, the rotation driving mechanism includes a rotation driving motor fixed to the movable slide, and a second speed reducer connected to the rotation driving motor, a fifth sprocket is provided on an output shaft of the second speed reducer, a sixth sprocket is provided at an end of the inner rotating shaft, and a third chain is engaged with outer sides of the fifth sprocket and the sixth sprocket.

The utility model provides a pair of a novel set composite for carbide robot arm that comes out of stove, through adopting flexible rail seat and removal slide, can drive fast through setting up flexible actuating mechanism on flexible rail seat and remove the slide, and simultaneously, the in-process of centre gripping instrument again guarantees the stability of integrated equipment, and simultaneously, running roller mechanism cooperation chain drive through setting up can increase the stability of removing the slide to prevent to remove the clamping mechanism on the slide when the centre gripping instrument, remove the slide perk and topple. The chains on both sides of the carriage can further enhance the stability of the moving carriage.

Secondly, through setting up flexible power unit in the rear end of flexible rail seat, can balance the gravity of removal slide behind clamping tools to a certain extent for the focus is close to flexible rail seat fixed point position, has the stability of the motion of whole mechanism of advantage.

The rotary sliding seat of the mechanism integrates a power unit for rotating and pulling the clamp, a rotating inner shaft is integrated with a tensioning mechanism, the front end of the rotating inner shaft is provided with a mounting sleeve, and a clamping assembly is arranged in the rotating inner shaft to ensure the stability of a switching tool. The whole structure is simple and compact, and all movable parts such as the rotating part, the pulling part and the like are internally provided with protection, so that the cleanness and the safety of the movable parts are ensured. The output shaft of the telescopic mechanism is aligned with the power connecting rod, so that the mounting structure is simplified.

Drawings

Fig. 1 is a schematic view of the overall structure of a novel composite device for a calcium carbide discharging robot arm of the present invention;

fig. 2 is a schematic view of a protruding moving slide seat in the novel composite device for the calcium carbide discharging robot arm of the utility model;

fig. 3 is a schematic view of the protruded telescopic rail seat in the novel composite device for the calcium carbide discharging robot arm of the utility model;

fig. 4 is a schematic structural view of a part of the novel composite device for the calcium carbide discharging robot arm, in which the protruded telescopic rail seat is connected with the movable sliding seat;

fig. 5 is a schematic view of a protruding roller mechanism in the novel composite device for the calcium carbide discharging robot arm of the utility model;

fig. 6 is a cross-sectional view of the novel composite device protruding roller mechanism for the calcium carbide discharging robot arm of the utility model;

fig. 7 is a schematic view of the connection between the novel composite device protruding roller mechanism for the calcium carbide discharging robot arm and the track of the utility model;

fig. 8 is a schematic view of the novel composite device protruded transmission assembly for the calcium carbide tapping robot arm of the present invention;

fig. 9 is a schematic view of the novel composite device protruded adjusting assembly for the calcium carbide discharging robot arm of the present invention;

fig. 10 is a cross-sectional view of the novel composite device protruding adjusting assembly for the calcium carbide tapping robot arm of the present invention;

fig. 11 is a cross-sectional view of a protruding power transmission component in the novel composite device for the calcium carbide discharging robot arm of the utility model;

fig. 12 is a cross-sectional view of a protruding anti-collision component in the novel composite device for the calcium carbide discharging robot arm of the utility model;

fig. 13 is a cross-sectional view of a protruding rotary decoupling assembly in the novel composite device for the calcium carbide tapping robot arm of the present invention;

fig. 14 is a schematic view of a protruding rotary driving mechanism in the novel composite device for the calcium carbide discharging robot arm of the present invention;

fig. 15 is a cross sectional view of a protruding tensioning mechanism in the novel composite device for the calcium carbide discharging robot arm of the utility model;

fig. 16 is a schematic diagram of the connection structure of the protruded mounting ring and the clamping block in the novel composite device for the calcium carbide discharging robot arm of the utility model.

Reference numbers in the figures:

100. a telescopic rail seat; 110. a support beam; 120. a connecting rod; 130. a track;

200. moving the slide; 210. mounting a plate;

300. a roller mechanism; 310. a support plate; 311. mounting holes; 312. a support screw hole; 320. a limiting wheel; 330. a tightening wheel; 340. a supporting seat; 350. a support shaft; 360. a support assembly; 361. a support screw; 362. a locking nut;

400. a telescopic power mechanism; 410. a telescopic driving motor; 420. a transmission assembly; 421. a first sprocket; 422. a second sprocket; 423. a first chain; 430. an adjustment assembly; 431. an adjusting plate; 431a, an adjusting hole; 432. an adjusting block; 432a, a mounting surface; 432b, a connection hole; 433. a threaded rod; 434. adjusting the nut; 440. a power transmission assembly; 441. a first decelerator; 442. a third sprocket; 443. a fourth sprocket; 444. a second chain; 450. a drive shaft; 460. an anti-collision assembly; 461. a connecting plate; 461a, sliding holes; 462. an anti-collision bar; 463. a limit nut; 464. an anti-collision block; 465. a compression spring;

500. a power link; 600. a telescoping mechanism;

700. a rotational decoupling assembly; 710. a floating joint; 720. installing a sleeve; 730. a connecting sleeve;

800. a rotation driving mechanism; 810. a rotary drive motor; 820. a second decelerator; 830. a fifth sprocket; 840. a sixth sprocket; 850. a third chain;

900. rotating the inner shaft; 910. a tensioning mechanism; 911. installing a sleeve; 912. a moving block; 913. a mounting ring; 913a, a chute; 914. a clamping assembly; 914a, a power connecting plate; 914b, and a clamping block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

The utility model provides a novel compound device for calcium carbide discharging robot arms, which is shown in the figures 1-16 and comprises a telescopic rail seat 100 and a tensioning mechanism 910; the telescopic rail base 100 is slidably provided with a movable sliding base 200, and the telescopic rail base 100 is provided with a telescopic power mechanism 400 for driving the movable sliding base 200 to slide along a straight line. A rotating inner shaft 900 is rotatably arranged on the movable sliding seat 200, and a rotating driving mechanism 800 for driving the rotating inner shaft 900 to rotate along the axial direction is arranged on the movable sliding seat 200; the inner side of the rotating inner shaft 900 is provided with a power connecting rod 500 in a sliding manner along the length direction, the same ends of the power connecting rod 500 and the rotating inner shaft 900 are respectively connected with a tensioning mechanism 910, and the tensioning mechanism 910 is tensioned or opened when the power connecting rod 500 slides. The movable slide carriage 200 is provided with a telescopic mechanism 600, a piston rod end of the telescopic mechanism 600 is connected with the power connecting rod 500, and the piston rod end of the telescopic mechanism 600 and the power connecting rod 500 are located at the same axis. The telescoping mechanism 600 may drive the power link 500 to move linearly, and the power link 500 may rotate relative to the rod end. When the tool head is positioned in the tensioning mechanism 910, the telescopic mechanism 600 is used for driving the power connecting rod 500 to move, so that after the tensioning mechanism 910 clamps the workpiece in place, the tool is taken out and clamped, and the telescopic mechanism 600 is reversely stretched to complete the replacement of the workpiece. When the tool needs to rotate, the rotary driving mechanism 800 can be operated to drive the rotary inner shaft 900 to rotate, so as to drive the power link 500 to rotate by a certain angle. In this embodiment, the telescopic mechanism 600 is an air cylinder.

Specifically, the telescopic rail 100 includes two sets of support beams 110 disposed in parallel, and a connecting rod 120 connected between the two sets of support beams 110. The mobile carriage 200 slides along its length between the two sets of support beams 110. Specifically, the telescopic rail base 100 is provided with two groups of rails 130, wherein the two groups of rails 130 are respectively connected to the upper side of the support beam 110; a roller mechanism 300 for pressing the upper and lower sides of the rail 130 is provided on the movable slider 200.

Mounting plates 210 are fixedly provided on both side surfaces of the movable slider 200 in the parallel moving direction, respectively, and the roller mechanism 300 is provided on the mounting plates 210.

The roller mechanism 300 includes a supporting plate 310 connected to the mounting plate 210, a limiting wheel 320 and a tightening wheel 330 are rotatably connected to one side of the supporting plate 310, the limiting wheel 320 is located on the upper side of the tightening wheel 330, and when the roller mechanism is installed, the limiting wheel 320 and the tightening wheel 330 are respectively located on the upper and lower sides of the rail 130.

The structure of the tightening wheel 330 is as follows: the supporting plate 310 is provided with a mounting hole 311, one side of the supporting plate 310 is detachably provided with a supporting seat 340, one side of the supporting seat 340 is connected with a supporting shaft 350, the supporting shaft 350 penetrates through the mounting hole 311 and is rotatably connected with the abutting wheel 330, and the supporting plate 310 and the mounting plate 210 are fixed through bolts. The structure of the limiting wheel 320 is the same as that of the tightening wheel 330. The difference lies in that the aperture of the mounting hole 311 where the tightening wheel 330 is located is larger than the diameter of the support shaft 350, and then, when mounting, the mounting can be more conveniently carried out.

A support assembly 360 supporting the lower side of the support shaft 350 is provided on the support plate 310. Specifically, a support screw hole 312 is formed on the support plate 310 and located below the mounting hole 311, wherein the support screw hole 312 is communicated with the mounting hole 311. The supporting member 360 includes a supporting screw 361, wherein one end of the supporting screw 361 is screwed into the supporting screw hole 312, and the supporting screw 361 can pass through the supporting screw hole 312 and extend into the mounting hole 311. When installing running roller mechanism 300, the spacing wheel 320 of preferred installation upside, later through the tight wheel 330 of support of installation downside, through setting up at the support screw 312 of downside, both can the auxiliary installation, after the installation is accomplished, supporting screw 361 can support shaft 350, reduces the shear strength between support shaft 350 and the backup pad 310, and then increases its life.

Further, in order to ensure the stability of the supporting screw 361 during the use process, a locking nut 362 is disposed on the supporting screw 361 and on the rod section outside the supporting screw hole 312. During operation, the lock nut 362 is rotated to tighten against one side of the support plate 310. Thereby preventing the supporting screw 361 from being loosened to some extent.

The telescopic power mechanism 400 comprises a telescopic driving motor 410 fixed at one end of the telescopic rail seat 100 and two groups of transmission assemblies 420 connected to two sides of the length of the telescopic rail seat 100, and the transmission assemblies 420 drive the movable sliding seat 200 to move linearly; a driving shaft 450 is connected between the two sets of transmission assemblies 420, the driving shaft 450 is horizontally arranged and vertically moves the sliding direction of the sliding seat 200; a power transmission assembly 440 is connected between the telescopic driving motor 410 and the driving shaft 450. During operation, the driving shaft 450 is driven to rotate by the operation of the telescopic driving motor 410, the transmission assembly 420 is driven to operate during the rotation, and the transmission assembly 420 drives the movable sliding seat 200 to move linearly during the operation.

Specifically, drive shaft 450 rotates to be connected on flexible rail seat 100, and specific mounting means is provided with two sets of bearing framves at the interval on flexible rail seat 100, and drive shaft 450 rotates to be supported on two sets of bearing framves, and has placed the bearing between drive shaft 450 and bearing frame.

Two sides of the transmission assembly 420 along the sliding direction are respectively provided with a group, specifically comprising a first chain wheel 421 connected to one end of the driving shaft 450, and a second chain wheel 422 rotatably connected to the telescopic rail seat 100 and far away from one end of the driving shaft 450 along the sliding direction; a first chain 423 is engaged with the first sprocket 421 and the second sprocket 422.

The two ends of the first chain 423 are located on the same side of the rotation direction of the first chain wheel 421 and the second chain wheel 422, and located on the upper side or the lower side of the first chain wheel 421 and the second chain wheel 422, and the two ends of the first chain 423 are connected to the movable sliding seat 200.

In order to maintain the first chain 423 in a tensioned state during operation, an adjustment assembly 430 for adjusting the degree of tensioning of the first chain 423 is provided between the end of the first chain 423 and the moving carriage 200.

Specifically, the adjusting assembly 430 includes an adjusting plate 431 fixed to the movable slide 200, an adjusting block 432 located at one side of the adjusting plate 431 and connected to one end of the first chain 423, and a threaded rod 433 connected to one side of the adjusting block 432. The adjusting plate 431 is provided with an adjusting hole 431 a; one end of the threaded rod 433 penetrates through the adjusting hole 431a, and the rod segments on the threaded rod 433 and located on two sides of the adjusting hole 431a are respectively connected with adjusting nuts 434. The adjusting block 432 is provided with two parallel mounting surfaces 432a, the two mounting surfaces 432a are provided with through connecting holes 432b, and when the adjusting block is used, the chain sheets at the end parts of the first chain 423 are respectively attached to the two mounting surfaces 432a and are connected through the holes in the chain sheets and the connecting holes 432b by the chain shafts.

The power transmission assembly 440 includes a first reducer 441 connected to the telescopic driving motor 410, a third sprocket 442 provided on an output shaft of the first reducer 441, and a fourth sprocket 443 connected to the driving shaft 450, and a second chain 444 is connected between the third sprocket 442 and the fourth sprocket 443.

In order to prevent the movable sliding seat 200 from colliding with the telescopic rail 100 during sliding, anti-collision assemblies 460 are disposed at two ends of the telescopic rail 100 and at the sliding track of the movable sliding seat 200.

The anti-collision assembly 460 includes a connection plate 461 and an anti-collision rod 462 which are connected to the telescopic rail base 100 by bolts, and a sliding hole 461a is opened on the connection plate 461. The anti-collision rod 462 penetrates through the sliding hole 461a, one end of the anti-collision rod 462 is in threaded connection with the limit nut 463, one end of the anti-collision rod 462, which is far away from the limit nut 463, is connected with the anti-collision block 464, the diameter of the anti-collision block 464 is larger than that of the anti-collision rod 462, the rod section, which is positioned between the anti-collision block 464 and the connecting plate 461, of the anti-collision rod 462 is sleeved with the compression spring 465, and the compression spring 465 is in a compression state.

The piston rod end of the telescoping mechanism 600 is connected to the power link 500 by a rotational decoupling assembly 700. The telescopic mechanism 600 may drive the power link 500 to linearly move, and at the same time, the power link 500 may rotate.

The rotary decoupling assembly 700 comprises a floating joint 710 connected with the piston rod end, the other end of the floating joint 710 is in threaded connection with a mounting sleeve 720, one end of the mounting sleeve 720, which is far away from the piston rod end, is provided with a connecting sleeve 730, one end of the power connecting rod 500 is located in the connecting sleeve 730, and a bearing is arranged between the connecting sleeve 730 and the power connecting rod 500.

The rotation driving mechanism 800 includes a rotation driving motor 810 fixed to the movable carriage 200, a second speed reducer 820 connected to the rotation driving motor 810, a fifth sprocket 830 provided on an output shaft of the second speed reducer 820, an end 840 provided on an inner rotating shaft 900, and a third chain 850 engaged with outer sides of the fifth sprocket 830 and the sixth sprocket 840.

The tightening mechanism 910 includes a mounting sleeve 911 connected to the rotating inner shaft, a moving block 912 connected to the power link 500 is provided in the mounting sleeve 911, an annular mounting ring 913 is provided in the mounting sleeve 911, a sliding groove 913a is provided on one side of the mounting ring 913, and one end of the sliding groove 913a is inclined toward the inner wall side of the mounting sleeve 911 and the other end is inclined toward the axial line side of the mounting sleeve 911. A plurality of moving clamping assemblies 914 are hinged on the moving block 912 along the circumferential direction; the movable clamping assembly 914 comprises a power connecting plate 914a and a clamping block 914b, one side of the clamping block 914b is clamped in the sliding groove 913a and can move along the length direction of the sliding groove 913a, one end of the power connecting plate 914a is rotatably connected to the movable block 912, and the other end of the power connecting plate 914a is rotatably connected to the clamping block 914 b. When the moving block 912 moves, the power connecting plate 914a is driven to move, and in the moving process, the clamping block 914b is driven to move along the sliding groove 913a, so that the clamping or loosening action is realized.

The working process of the scheme is as follows:

the rotary inner cylinder is adjusted to be in a horizontal state and is aligned to a tool head to be switched, the telescopic driving motor 410 is operated to work, the telescopic driving motor drives the movable sliding seat 200 to move, the movable sliding seat 200 is driven to move forwards, the telescopic mechanism 600 is operated to retract until the tool head is located on the inner side of the tensioning mechanism 910, the tensioning mechanism is enabled to tighten the tool head, clamping work is completed, and the tool head can be put back when the telescopic mechanism 600 extends in the direction.

When the tool bit needs to rotate, the rotation driving motor 810 is operated to rotate the inner shaft 900, and the tensioning mechanism 910 is driven to rotate during the rotation. In the process, the linear movement and the rotational movement are independent and do not interfere with each other through the rotary decoupling assembly 700.

The above-mentioned embodiments only express the embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A novel set composite that is used for carbide robot arm that comes out of stove which characterized in that: comprises a telescopic rail seat (100) and a tensioning mechanism (910); a movable sliding seat (200) is arranged on the telescopic rail seat (100) in a sliding manner, and a telescopic power mechanism (400) for driving the movable sliding seat (200) to slide along a straight line is arranged on the telescopic rail seat (100);

a rotating inner shaft (900) is rotatably arranged on the moving sliding seat (200), and a rotating driving mechanism (800) for driving the rotating inner shaft (900) to rotate is arranged on the moving sliding seat (200);

a power connecting rod (500) is arranged on the inner side of the rotating inner shaft (900) in a sliding manner along the length direction of the rotating inner shaft, the same ends of the power connecting rod (500) and the rotating inner shaft (900) are respectively connected with the tensioning mechanism (910), and the tensioning mechanism (910) is driven to be tensioned or opened when the power connecting rod (500) slides;

be provided with telescopic machanism (600) on removing slide (200), the tailpiece of the piston rod of telescopic machanism (600) is connected power connecting rod (500), the tailpiece of the piston rod of telescopic machanism (600) with power connecting rod (500) are located same axis department.

2. The novel compound device for the calcium carbide discharging robot arm as claimed in claim 1, wherein: the telescopic rail seat (100) is provided with rails (130) at intervals, the movable sliding seat (200) is fixedly provided with a mounting plate (210), and the mounting plate (210) is provided with a roller mechanism (300) which tightly supports the upper side and the lower side of the rails (130);

the roller mechanism (300) comprises a supporting plate (310) connected with the mounting plate (210), one side of the supporting plate (310) is rotatably connected with a limiting wheel (320) and a tight-supporting wheel (330), and the limiting wheel (320) and the tight-supporting wheel (330) are located on the upper side and the lower side of the track (130).

3. The novel compound device for the calcium carbide discharging robot arm as claimed in claim 2, wherein: the supporting plate (310) is provided with a mounting hole (311), one side of the supporting plate (310) is detachably connected with a supporting seat (340), one side surface of the supporting seat (340) is connected with a supporting shaft (350), and one end, far away from the supporting seat (340), of the supporting shaft (350) penetrates through the mounting hole (311) and is rotatably connected with a pressing wheel (330);

the diameter of the mounting hole (311) is larger than that of the supporting shaft (350), and a supporting component (360) for supporting the lower side surface of the supporting shaft (350) is arranged on the supporting plate (310).

4. The novel compound device for the calcium carbide discharging robot arm as claimed in claim 3, wherein: a supporting screw hole (312) is formed in the supporting plate (310) and located on the lower side of the mounting hole (311), and the supporting screw hole (312) is communicated with the mounting hole (311);

the supporting component (360) comprises a supporting screw rod (361), one end of the supporting screw rod (361) is in threaded connection with the inside of the supporting screw hole (312) and penetrates through the supporting screw hole (312) to abut against the supporting shaft (350), and a locking nut (362) is arranged on the supporting screw rod (361) and located on the rod section on the outer side of the supporting screw hole (312).

5. The novel compound device for the calcium carbide discharging robot arm as claimed in claim 1, wherein: the telescopic power mechanism (400) comprises a telescopic driving motor (410) fixed on the telescopic rail seat (100) and two groups of transmission assemblies (420) connected to two sides of the length of the telescopic rail seat (100), and the transmission assemblies (420) drive the movable sliding seat (200) to move linearly;

a driving shaft (450) is connected between the two groups of transmission assemblies (420), and the driving shaft (450) is arranged in the horizontal direction and is vertical to the sliding direction of the movable sliding seat (200); and a power transmission assembly (440) is connected between the telescopic driving motor (410) and the driving shaft (450).

6. The novel compound device for the calcium carbide discharging robot arm as claimed in claim 5, wherein: the driving shaft (450) is rotatably connected to the telescopic rail seat (100);

the transmission assembly (420) comprises a first chain wheel (421) connected to one end of the driving shaft (450), and a second chain wheel (422) rotatably connected to the telescopic rail seat (100) and far away from one end of the driving shaft (450) along the sliding direction;

a first chain (423) is meshed with the first chain wheel (421) and the second chain wheel (422); the two ends of the first chain (423) are positioned on the same side of the rotating direction of the first chain wheel (421) and the second chain wheel (422), and the two ends of the first chain (423) are connected with the movable sliding seat (200).

7. The novel compound device for the calcium carbide discharging robot arm as claimed in claim 6, wherein: an adjusting assembly (430) for adjusting the tensioning degree of the first chain (423) is arranged between the end of the first chain (423) and the movable sliding seat (200);

the adjusting component (430) comprises an adjusting plate (431) fixed on the movable sliding seat (200), an adjusting block (432) positioned on one side of the adjusting plate (431) and connected with one end of the first chain (423), a threaded rod (433) is connected on one side of the adjusting block (432),

an adjusting hole (431a) is formed in the adjusting plate (431); one end of the threaded rod (433) penetrates through the adjusting hole (431a), and adjusting nuts (434) are connected to the threaded rod (433) and the rod sections located on two sides of the adjusting hole (431a) respectively.

8. The novel compound device for the calcium carbide discharging robot arm as claimed in claim 5, wherein: the power transmission assembly (440) includes a first reducer (441) connected to the telescopic driving motor (410), a third sprocket (442) disposed on an output shaft of the first reducer (441), and a fourth sprocket (443) connected to the driving shaft (450), and a second chain (444) is connected between the third sprocket (442) and the fourth sprocket (443).

9. The novel compound device for the calcium carbide discharging robot arm as claimed in claim 1, wherein: the piston rod end of the telescopic mechanism (600) is connected with the power connecting rod (500) through a rotary decoupling assembly (700);

rotatory decoupling zero subassembly (700) including with floating joint (710) that the piston rod end is connected, the other end threaded connection of floating joint (710) has installation sleeve (720), installation sleeve (720) are kept away from the one end of piston rod end is provided with connecting sleeve (730), the one end of power connecting rod (500) is located in connecting sleeve (730) with be provided with the bearing between power connecting rod (500).

10. The novel compound device for the calcium carbide discharging robot arm as claimed in claim 1, wherein: the rotary driving mechanism (800) comprises a rotary driving motor (810) fixed on the movable sliding seat (200) and a second speed reducer (820) connected with the rotary driving motor (810), a fifth chain wheel (830) is arranged on an output shaft of the second speed reducer (820), a sixth chain wheel (840) is arranged at the end part of the rotary inner shaft (900), and a third chain (850) is meshed with the outer sides of the fifth chain wheel (830) and the sixth chain wheel (840).

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