CN220179330U

CN220179330U - Telescopic power-assisted mechanical arm

Info

Publication number: CN220179330U
Application number: CN202321496421.9U
Authority: CN
Inventors: 孙海龙
Original assignee: Beijing Zhongzhi Lanrui Machinery Equipment Co ltd
Current assignee: Beijing Zhongzhi Lanrui Machinery Equipment Co ltd
Priority date: 2023-06-13
Filing date: 2023-06-13
Publication date: 2023-12-15
Anticipated expiration: 2033-06-13

Abstract

The utility model relates to the technical field of power-assisted mechanical arms, in particular to a telescopic power-assisted mechanical arm, which comprises a base, wherein pulleys are arranged at the corners of the bottom end of the base, a stabilizing assembly is arranged at the bottom end of the base at equal intervals, a stand column is connected at the center of the base, a mechanical arm group is arranged on the left side of the top end of the stand column, the mechanical arm group comprises a main arm, a hydraulic part is arranged on the top end of the main arm, a movable arm is arranged on the left side of the hydraulic part, a guide shaft is connected on the right side of the movable arm, and the guide shaft is inserted into the main arm through a through groove. According to the utility model, the hydraulic oil cylinder is started, so that the hydraulic oil cylinder can push the movable arm to move on the surface of the guide block, the position of the arm rod is telescopically regulated, and meanwhile, the movable arm can be supported by the cooperation of the fixing frame and the fixing block, so that the guide shaft can move in the main arm, the moving stability of the movable arm is ensured, and the arm rod is prevented from falling down after being influenced by gravity.

Description

Telescopic power-assisted mechanical arm

Technical Field

The utility model relates to the technical field of power-assisted mechanical arms, in particular to a telescopic power-assisted mechanical arm.

Background

The power-assisted mechanical arm is also called a power-assisted mechanical arm, and is power-assisted equipment for labor-saving operation during material handling and installation, and the power-assisted mechanical arm applies a force balance principle to enable an operator to push and pull a heavy object correspondingly.

The Chinese patent application with the publication number of CN108147119A discloses a pure pneumatic power-assisted mechanical arm device, which comprises a universal mechanical arm, a control unit and a turnover mechanism, wherein the universal mechanical arm comprises a vertical column which is vertically arranged, the top end of the vertical column is provided with a main arm which can rotate 360 degrees around the vertical column, the other end of the main arm is connected with an L-shaped secondary arm which can rotate 270 degrees relative to the main arm, the other end of the L-shaped secondary arm is connected with a vertical clamp bracket, and the clamp bracket is used for clamping a heavy object.

However, the length of the main arm of the power-assisted mechanical arm device is fixed, and the length of the main arm affects the moving range of the clamp bracket to a large extent, so that the moving range of the clamp bracket is relatively fixed, and the power-assisted mechanical arm device is difficult to meet the use requirement in the occasion of carrying heavy objects near and remote, so that a telescopic power-assisted mechanical arm is required to solve the problems.

Disclosure of Invention

The present utility model is directed to solving the problems set forth in the background art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a telescopic helping hand arm, includes the base, the pulley is installed to base bottom corner position department, base bottom equidistance is provided with firm subassembly, base central point puts the department and is connected with the stand, stand top left side is provided with the arm group, the arm group includes the master arm, the master arm top is provided with hydraulic part, just the hydraulic part left side is provided with the expansion arm, the expansion arm right side is connected with the guide axle, just the guide axle inserts through logical groove and establishes inside the master arm, the expansion arm left side rotates and installs the movable frame, just the armed lever is installed in the movable frame avris rotation, the stand right side is provided with the reinforcement subassembly.

Preferably, the stabilizing component comprises a threaded shaft vertically inserted through a threaded hole, a limiting disc is connected to the bottom of the threaded shaft, a support plate is connected to the bottom end of the limiting disc through rotation of a rotary groove, and the support plate can be extruded to be abutted to the ground surface, so that the base can be supported.

Preferably, the top end of the threaded shaft is connected with a rotary rod, two through holes are symmetrically formed in the surface of the bottom end of the support plate, and bolts are inserted into the through holes of the support plate, so that the shaft ends of the bolts can be inserted into the ground to finish locking.

Preferably, the hydraulic component comprises a right base plate, the right base plate is fixed at the top end of the main arm, the left side of the right base plate is connected with a hydraulic cylinder, the output end of the hydraulic cylinder is connected with a left base plate, the left base plate is fixed on the surface of the movable arm, the movable arm is controlled to move, the movable arm can change the position of the arm rod through the movable frame, the movable arm can move to a more distant position, and the movable range of the arm rod is expanded.

Preferably, the movable arm is slidably mounted on the surface of the auxiliary supporting component, the auxiliary supporting component comprises a guide block, the guide block is embedded inside the movable arm through a sliding groove, the bottom end of the guide block is connected with a fixed block, the right side of the fixed block is connected with a fixed frame, the right side of the fixed frame is fixedly connected with a stand column, and when the movable arm moves, the movable arm can move on the surface of the guide block, so that the moving stability of the movable arm is ensured.

Preferably, the reinforcement assembly comprises a middle placement rack, the bottom end of the placement rack is connected with a movable shaft plate, the movable shaft plate is rotationally installed on the outer side of the bottom end of the upright column, a lower connecting plate is connected on the outer side of the placement rack, a guide block is embedded in a vertical plate end of the placement rack through a guide groove, the guide block is connected with a cover plate in front, an upper connecting plate is connected with the front of the cover plate, a fixing bolt set is inserted between the upper connecting plate and the lower connecting plate through a through hole, and the cover plate can be fastened on the stacked balancing weight by placing the balancing weight between the placement rack and the cover plate.

Preferably, the stand is openly set up flutedly, and the recess top is connected with the diaphragm, the through-hole has been seted up on diaphragm top left and right sides, the restriction part is openly installed to the stand, the restriction part includes the movable block, the movable block is embedded on the stand surface through the spacing groove, the movable block is openly connected with straight board, just straight board left and right sides is connected with the plug-in shaft, plug-in shaft runs through behind the diaphragm and inserts and establish in the riser end of placing the rack inside, and the movable block removes and drives and cut-in plate motion, can make and cut-in shaft promotion plug-in shaft run through behind the diaphragm insert and establish in placing the rack inside, realize fixing to the locking of placing the rack position.

The utility model has at least the following beneficial effects:

1. through setting up the arm group, realize the flexible regulation to the movable frame, compare in traditional structure, this device is started through hydraulic cylinder, makes hydraulic cylinder can promote the movable arm at the guide block surface removal to carry out flexible regulation to the position of armed lever, simultaneously, mount and fixed block cooperation can support the movable arm, make the guide shaft can be at the inside removal of master arm, have guaranteed the stability that the movable arm removed, avoid the armed lever to receive the whereabouts after the influence of gravity.

2. Through setting up the reinforcement subassembly, realize the firm support to the base, this device is through carrying on the axle that will insert, make the axle head of inserting the axle break away from place the rack inside, can rotate placing the rack this moment, make the apron and place the balancing weight of rack cooperation centre gripping and can rotate and remove to the base right side, guarantee the armed lever then and extend the power balance after removing, guarantee the steadiness after the base operation, reinforcement subassembly can cooperate with the extension board, make the extension board can insert through the bolt and establish inside soil, further improve the balanced firm of base.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of an external structure of a telescopic power-assisted mechanical arm according to the present utility model;

fig. 2 is a schematic view of a three-dimensional disassembly structure of a stabilizing assembly in a telescopic power-assisted mechanical arm according to the present utility model;

FIG. 3 is a schematic diagram illustrating a three-dimensional burst of a mechanical arm set in a telescopic power-assisted mechanical arm according to the present utility model;

fig. 4 is a schematic perspective explosion view of a fastening component in a telescopic booster mechanical arm according to the present utility model.

In the figure: 1. a base; 2. a pulley; 3. a stabilizing assembly; 31. a threaded shaft; 32. a rotating rod; 33. a limiting disc; 34. a support plate; 4. a column; 5. a mechanical arm group; 51. a main arm; 52. a guide shaft; 53. a movable arm; 54. an auxiliary support member; 541. a guide block; 542. a fixed block; 543. a fixing frame; 55. a hydraulic component; 551. a left backing plate; 552. a hydraulic cylinder; 553. a right backing plate; 6. a movable frame; 7. an arm lever; 8. a reinforcement assembly; 81. placing a rack; 82. a lower connecting plate; 83. a cross plate; 84. a cover plate; 85. a guide block; 86. an upper connecting plate; 87. a restraining member; 871. a movable block; 872. a straight plate; 873. inserting a shaft; 88. a set of fixing bolts; 89. and a movable shaft plate.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1-4, a telescopic booster mechanical arm, including base 1, pulley 2 is installed to base 1 bottom corner position department, base 1 bottom equidistance is provided with firm subassembly 3, base 1 central point puts the department and is connected with stand 4, stand 4 top left side is provided with arm group 5, arm group 5 includes master arm 51, master arm 51 top is provided with hydraulic part 55, and hydraulic part 55 left side is provided with movable arm 53, the movable arm 53 right side is connected with guide shaft 52, and guide shaft 52 inserts through logical groove and establish inside master arm 51, movable arm 53 left side rotates and installs movable frame 6, and movable frame 6 avris rotates and install armed lever 7, stand 4 right side is provided with reinforcement subassembly 8.

The stabilizing assembly 3 comprises a threaded shaft 31 vertically inserted through a threaded hole, a limiting disc 33 is connected to the bottom of the threaded shaft 31, and a support plate 34 is connected to the bottom end of the limiting disc 33 through rotation grooves.

The top of the threaded shaft 31 is connected with a rotary rod 32, and two through holes are symmetrically formed in the bottom surface of the support plate 34.

The hydraulic component 55 comprises a right backing plate 553, the right backing plate 553 is fixed at the top end of the main arm 51, the left side of the right backing plate 553 is connected with a hydraulic cylinder 552, the output end of the hydraulic cylinder 552 is connected with a left backing plate 551, and the left backing plate 551 is fixed on the surface of the movable arm 53.

The movable arm 53 is slidably mounted on the surface of the auxiliary supporting component 54, the auxiliary supporting component 54 comprises a guide block 541, the guide block 541 is embedded in the movable arm 53 through a chute, the bottom end of the guide block 541 is connected with a fixed block 542, the right side of the fixed block 542 is connected with a fixing frame 543, and the right side of the fixing frame 543 is fixedly connected with the upright post 4.

The reinforcement assembly 8 comprises a middle placement rack 81, a movable shaft plate 89 is connected to the bottom end of the placement rack 81, the movable shaft plate 89 is rotatably arranged on the outer side of the bottom end of the upright post 4, a lower connecting plate 82 is connected to the outer side of the placement rack 81, a guide block 85 is embedded in a vertical plate end of the placement rack 81 through a guide groove, a cover plate 84 is connected to the front face of the guide block 85, an upper connecting plate 86 is connected to the front face of the cover plate 84, and a fixing bolt set 88 is inserted between the upper connecting plate 86 and the lower connecting plate 82 through a through hole.

The stand 4 is openly seted up flutedly, and the recess top is connected with diaphragm 83, and the through-hole has been seted up on diaphragm 83 top left and right sides, and restriction part 87 is openly installed to stand 4, and restriction part 87 includes movable block 871, and movable block 871 passes through the spacing inslot to be embedded on stand 4 surface, and movable block 871 openly is connected with straight board 872, and straight board 872 left and right sides is connected with inserts axle 873, inserts axle 873 and inserts and establish in the riser end of placing rack 81 after running through diaphragm 83.

The support plate 34 is pushed by rotating and moving the threaded shaft 31 in the threaded hole of the base 1, so that the support plate 34 can be extruded to abut against the ground surface, the base 1 can be supported, the base 1 is prevented from moving in use, when equipment moves at a designated place, bolts can be inserted through the through holes of the support plate 34, the shaft ends of the bolts are inserted on the ground surface to complete locking and fixing of the base 1, the movable arm 53 is controlled to move by stretching the output end of the hydraulic cylinder 552, the movable arm 53 can change the position of the arm rod 7 through the movable frame 6, the movable arm 53 can move to a more distant position, the movable range of the arm rod 7 is conveniently expanded, the movable arm 53 can be inserted below the movable arm 53 through the guide block 541, the movable arm 53 can move on the surface of the guide block 541 when moving, the movable arm 53 is ensured to move stability, meanwhile, the fixed frame 543 is in a straight triangle structure, the movable arm 53 can be matched with the fixed block 542 through the fixing frame 543, the movable arm 53 can be supported, the condition that the movable arm 53 is affected by a clamping object and falls is avoided, the cover plate 84 can be buckled on the stacked balancing weight by placing the balancing weight between the placing rack 81 and the cover plate 84, the position of the base 1 is reinforced, the condition that force unbalance occurs after the movable arm 53 extends and moves is avoided, the fixing bolt group 88 is inserted between the upper connecting plate 86 and the lower connecting plate 82, the screw rod end and the screw cap end of the fixing bolt group 88 are mutually matched, the butt joint stability of the placing rack 81 and the cover plate 84 is ensured, meanwhile, the guide block 85 can be limited by the guide groove at the vertical plate end of the placing rack 81, the moving stability of the guide block 85 is ensured, the cover plate 84 and the placing rack 81 can be placed through the design of the side groove at the side of the upright post 4, the movable block 871 can be guided through the limit groove of the upright post 4, so that the movable block 871 is prevented from moving and shifting, when the movable block 871 moves to drive the straight plate 872 to move, the straight plate 872 can push the inserting shaft 873 to penetrate through the transverse plate 83 and then be inserted into the placing rack 81, and the locking and fixing of the position of the placing rack 81 are realized.

Working principle: according to the figure 2, when the device is used, the rotating rod 32 rotates, the rotating rod 32 can drive the threaded shaft 31 to move in the threaded hole of the base 1 during rotation, the supporting plate 34 can be pushed to move downwards to support the ground surface during movement of the threaded shaft 31, the stability of the placement of the base 1 is ensured, the hydraulic cylinder 552 is started according to the figure 3, the output end of the hydraulic cylinder 552 pushes the movable arm 53 to move through the left base plate 551, the movable arm 53 can move on the surface of the guide block 541 during movement, and meanwhile, the movable arm 53 can drive the guide shaft 52 to move in the main arm 51, so that the movable frame 6 can be extended;

next, according to fig. 3 and fig. 4, the worker moves the inserting shaft 873 upwards, the inserting shaft 873 can change the position of the straight plate 872 in the moving process, so that the straight plate 872 drives the movable block 871 to move in the guide groove of the upright post 4, the position of the placing rack 81 is restrained conveniently, after the situation is finished, the balancing weights can be sequentially stacked between the placing rack 81 and the cover plate 84, the fixing bolt group 88 is inserted between the upper connecting plate 86 and the lower connecting plate 82, the movable shaft plate 89 is sleeved on the surface of the fixing bolt group 88 through threads, the cover plate 84 and the placing rack 81 are locked, at this time, the placing rack 81 can be rotated, the placing rack 81 can be horizontally placed on the right side of the base 1 in the rotating process, and therefore the stability of the base 1 is ensured.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a telescopic helping hand arm, includes base (1), its characterized in that, pulley (2) are installed to base (1) bottom corner position department, base (1) bottom equidistance is provided with firm subassembly (3), base (1) central point puts department and is connected with stand (4), stand (4) top left side is provided with arm group (5), arm group (5) include master arm (51), master arm (51) top is provided with hydraulic component (55), just hydraulic component (55) left side is provided with expansion arm (53), expansion arm (53) right side is connected with guide shaft (52), just guide shaft (52) are inserted through logical groove and are established inside master arm (51), expansion arm (53) left side is rotated and is installed movable frame (6), just arm pole (7) are installed in movable frame (6) avris rotation, stand (4) right side is provided with reinforcement subassembly (8).

2. The telescopic power-assisted mechanical arm according to claim 1, wherein the stabilizing assembly (3) comprises a threaded shaft (31) vertically inserted through a threaded hole, a limiting disc (33) is connected to the bottom of the threaded shaft (31), and a support plate (34) is connected to the bottom of the limiting disc (33) through rotation of a rotary groove.

3. The telescopic booster mechanical arm according to claim 2, wherein the top end of the threaded shaft (31) is connected with a rotary rod (32), and two through holes are symmetrically formed in the bottom end surface of the support plate (34).

4. The telescopic booster mechanical arm according to claim 1, wherein the hydraulic component (55) comprises a right pad (553), the right pad (553) is fixed at the top end of the main arm (51), a hydraulic cylinder (552) is connected to the left side of the right pad (553), and a left pad (551) is connected to the output end of the hydraulic cylinder (552), and the left pad (551) is fixed on the surface of the movable arm (53).

5. The telescopic booster mechanical arm according to claim 4, wherein the movable arm (53) is slidably mounted on the surface of the auxiliary supporting component (54), the auxiliary supporting component (54) comprises a guide block (541), the guide block (541) is embedded inside the movable arm (53) through a sliding groove, the bottom end of the guide block (541) is connected with a fixed block (542), the right side of the fixed block (542) is connected with a fixed frame (543), and the right side of the fixed frame (543) is connected and fixed with the upright post (4).

6. The telescopic power-assisted mechanical arm according to claim 1, wherein the reinforcement assembly (8) comprises a middle placement rack (81), a movable shaft plate (89) is connected to the bottom end of the placement rack (81), the movable shaft plate (89) is rotatably mounted on the outer side of the bottom end of the upright post (4), a lower connecting plate (82) is connected to the outer side of the placement rack (81), a guide block (85) is mounted on the vertical plate end of the placement rack (81) in a embedded manner through a guide groove, a cover plate (84) is connected to the front surface of the guide block (85), an upper connecting plate (86) is connected to the front surface of the cover plate (84), and a fixing bolt set (88) is inserted between the upper connecting plate (86) and the lower connecting plate (82) through a through hole.

7. The telescopic power-assisted mechanical arm according to claim 6, wherein the upright (4) is provided with a groove in the front, the top end of the groove is connected with a transverse plate (83), the left side and the right side of the top end of the transverse plate (83) are provided with through holes, the upright (4) is provided with a restraining part (87) in the front, the restraining part (87) comprises a movable block (871), the movable block (871) is embedded on the surface of the upright (4) through a limiting groove, the movable block (871) is connected with a straight plate (872) in the front, the left side and the right side of the straight plate (872) are connected with inserting shafts (873), and the inserting shafts (873) penetrate through the transverse plate (83) and then are inserted into the vertical plate ends of the placing rack (81).