CN213796568U

CN213796568U - Adjusting rod mechanism for mechanical arm assembly

Info

Publication number: CN213796568U
Application number: CN202022534440.9U
Authority: CN
Inventors: 黎小嫣; 杨赞弘; 李锦棠
Original assignee: Guangzhou Electrical And Advanced Technical Schools Guangzhou Electromechanical Technician College Guangzhou Electromechanical Advanced Vocational And Technical Training College
Current assignee: Guangzhou Electrical And Advanced Technical Schools Guangzhou Electromechanical Technician College Guangzhou Electromechanical Advanced Vocational And Technical Training College
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-07-27
Anticipated expiration: 2030-11-05

Abstract

The utility model relates to a mechanical arm technical field just discloses a reserve adjustment lever mechanism of arm assembly, which comprises a fixed base, the inside swing joint of fixing base has the screw thread lead screw. This reserve regulation rod mechanism of arm assembly, make the threaded sleeve downstream through rotating the threaded sleeve, baffle and loose collar downstream under reset spring's effect this moment, thereby make dead lever and fixed slot separation, it rotates to drive the worm wheel through rotating the worm this moment, it rotates to drive the screw thread lead screw when the worm wheel rotates, make the movable block downstream or upward movement after the screw thread lead screw rotates, drive electric putter and spliced pole motion after the movable block motion, stop moving when the spliced pole removes to next fixed slot department, make the threaded sleeve upward movement through rotating the threaded sleeve this moment, promote the loose collar after the threaded sleeve upward movement, baffle and dead lever upward movement, thereby make the dead lever closely laminate with next fixed slot.

Description

Adjusting rod mechanism for mechanical arm assembly

Technical Field

The utility model relates to a mechanical arm technical field specifically is a reserve regulation rod mechanism of arm assembly.

Background

The mechanical arm is a complex system with high precision, multiple inputs and multiple outputs, high nonlinearity and strong coupling, and has wide application in the fields of industrial assembly, safety explosion prevention and the like due to unique operation flexibility.

Chinese patent CN211466449U discloses a standby adjusting rod mechanism for arm assembly, which comprises a fixed seat for arm, a sliding block for arm, a lower electric push rod and a fixing rod, and is characterized by simple structure and relatively stable connection, but because the position between the lower electric push rod and the sliding block for arm is fixed, the adjustment cannot be performed, and the supporting force is insufficient when facing a heavier object, so that the standby adjusting rod mechanism for arm assembly is proposed to solve the above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a reserve regulation rod mechanism of arm assembly possesses advantages such as the regulation of being convenient for, has solved the problem of the regulation of being not convenient for.

(II) technical scheme

For the purpose of realizing the aforesaid regulation of being convenient for, the utility model provides a following technical scheme: an adjusting rod mechanism for mechanical arm assembly standby comprises a fixed seat, wherein a threaded lead screw is movably connected inside the fixed seat, a worm wheel positioned inside the fixed seat is sleeved outside the threaded lead screw, a worm matched with the worm wheel and extending to the left side of the fixed seat is movably connected inside the fixed seat, a moving block matched with the threaded lead screw and extending to the right side of the fixed seat is sleeved outside the threaded lead screw, an electric push rod is hinged inside the moving block, a mechanical arm sliding block positioned above the electric push rod is hinged to the right side of the fixed seat, a connecting post mutually hinged with the electric push rod is sleeved outside the mechanical arm sliding block, sliding blocks extending to the inside of the mechanical arm sliding block are fixedly connected to the front side wall and the rear side wall inside the connecting post, a fixed clamping groove is formed in the bottom of the mechanical arm sliding block, a partition plate is movably connected inside the connecting post, and a fixed rod extending to the inside of the fixed clamping groove is fixedly connected to the top of the partition plate, the top fixedly connected with of baffle has the reset spring that is connected with the spliced pole, and the activity ring that is connected with the baffle is cup jointed to the outside of spliced pole, and the screw sleeve that contacts with spliced pole phase-match and with the activity ring is cup jointed to the outside of spliced pole.

Preferably, the adjusting cavity is formed in the fixing seat, a worm wheel located in the adjusting cavity is sleeved outside the threaded screw rod, and a worm extending to the left side of the fixing seat is movably connected between the left side wall and the right side wall of the adjusting cavity.

Preferably, a movable groove is formed in the right side wall of the fixing seat, a threaded lead screw extending into the adjusting cavity is movably connected between the upper side wall and the lower side wall of the cavity of the movable groove, and a moving block extending to the outside of the movable groove is sleeved outside the threaded lead screw.

Preferably, the arm slider comprises a horizontal pole and two removal recesses of quantity, has all seted up on the wall of horizontal pole front and back both sides and has removed the recess, and equal fixedly connected with extends to the inside sliding block of removal recess on the wall of the inside front and back both sides of spliced pole.

Preferably, the pressure chamber has been seted up to the inside of spliced pole, and the inside swing joint of pressure chamber has the baffle, and the top fixedly connected with of baffle and the reset spring that the roof is connected in the pressure chamber, the pressure chamber comprises the cylinder chamber that quantity is one and the rectangle opening that quantity is two, all installs the rectangle opening of seting up in spliced pole inside on the wall of cylinder chamber intracavity left and right sides.

Preferably, the number of the fixed clamping grooves is seven, and the seven fixed clamping grooves are distributed at equal intervals.

(III) advantageous effects

Compared with the prior art, the utility model provides a reserve regulation rod mechanism of arm assembly possesses following beneficial effect:

the standby adjusting rod mechanism for assembling the mechanical arm comprises a threaded sleeve, a partition plate, a movable ring, an electric push rod, a connecting column, a worm gear, a movable ring, a movable rod, a worm gear, a worm screw, a movable ring, a movable rod, a connecting column and a mechanical arm slide block, wherein the threaded sleeve moves downwards by rotating the threaded sleeve, the partition plate and the movable ring move downwards under the action of a reset spring, so that the fixed rod is separated from a fixed clamping groove, the worm gear is driven to rotate by rotating the worm, the movable ring is driven to rotate when the worm gear rotates, the movable block moves downwards or upwards after the worm screw rotates, the movable block drives the electric push rod and the connecting column to move, the movable rod and the movable ring move upwards after the connecting column moves upwards, so that the fixed rod is tightly attached to the next fixed clamping groove, the connecting column is fixed relative to the mechanical arm slide block, and the device can adjust the position of the connecting column through a series of mechanical structures, the supporting point of the device changes after adjustment, so that the supporting force of the device changes, the rotating range of the mechanical arm sliding block also changes after the position of the connecting column changes, and the flexibility is higher.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic view of a position a in the structure diagram 1 of the present invention.

In the figure: the device comprises a fixed seat 1, an adjusting cavity 2, a movable groove 3, a threaded screw rod 4, a worm wheel 5, a worm 6, a movable block 7, an electric push rod 8, a mechanical arm sliding block 9, a connecting column 10, a sliding block 11, a fixed clamping groove 12, a pressure cavity 13, a partition plate 14, a reset spring 15, a fixed rod 16, a movable ring 17 and a threaded sleeve 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-2, a standby adjusting lever mechanism for mechanical arm assembly comprises a fixed seat 1, an adjusting cavity 2 is formed inside the fixed seat 1, a worm wheel 5 located inside the adjusting cavity 2 is sleeved outside a threaded lead screw 4, a worm 6 extending to the left side of the fixed seat 1 is movably connected between the left side wall and the right side wall inside the adjusting cavity 2, a movable groove 3 is formed on the right side wall of the fixed seat 1, a threaded lead screw 4 extending to the inside of the adjusting cavity 2 is movably connected between the upper side wall and the lower side wall inside the movable groove 3, a moving block 7 extending to the outside of the movable groove 3 is sleeved outside the threaded lead screw 4, the threaded lead screw 4 is movably connected inside the fixed seat 1, the worm wheel 5 located inside the fixed seat 1 is sleeved outside the threaded lead screw 4, the worm 6 matched with the worm wheel 5 and extending to the left side of the fixed seat 1 is movably connected inside the fixed seat 1, a moving block 7 which is matched with the threaded lead screw 4 and extends to the right side of the fixed seat 1 is sleeved outside the threaded lead screw 4, an electric push rod 8 is hinged inside the moving block 7, a mechanical arm sliding block 9 which is positioned above the electric push rod 8 is hinged on the right side of the fixed seat 1, the mechanical arm sliding block 9 consists of a cross rod and two moving grooves, the front side wall and the rear side wall of the cross rod are respectively provided with a moving groove, the front side wall and the rear side wall inside the connecting column 10 are respectively and fixedly connected with a sliding block 11 which extends to the inside of the moving groove, the connecting column 10 which is mutually hinged with the electric push rod 8 is sleeved outside the mechanical arm sliding block 9, a pressure cavity 13 is arranged inside the connecting column 10, a clapboard 14 is movably connected inside the pressure cavity 13, the top of the clapboard 14 is fixedly connected with a reset spring 15 which is connected with the top wall inside the pressure cavity 13, and the pressure cavity 13 consists of one cylindrical cavity and two rectangular openings, the left side wall and the right side wall in the cylindrical cavity are respectively provided with a rectangular opening arranged inside the connecting column 10, the front side wall and the rear side wall inside the connecting column 10 are respectively and fixedly connected with a sliding block 11 extending to the inside of the mechanical arm sliding block 9, the bottom of the mechanical arm sliding block 9 is provided with a fixed clamping groove 12, the fixed clamping grooves 12 are seven in total, the seven fixed clamping grooves 12 are distributed at equal intervals, the inside of the connecting column 10 is movably connected with a partition plate 14, the top of the partition plate 14 is fixedly connected with a fixed rod 16 extending to the inside of the fixed clamping groove 12, the top of the partition plate 14 is fixedly connected with a return spring 15 connected with the connecting column 10, the outside of the connecting column 10 is sleeved with a movable ring 17 connected with the partition plate 14, the outside of the connecting column 10 is sleeved with a threaded sleeve 18 matched with the connecting column 10 and contacted with the movable ring 17, the threaded sleeve 18 is enabled to move downwards by rotating the threaded sleeve 18, and at the moment, the partition plate 14 and the movable ring 17 move downwards under the action of the return spring 15, thereby the fixed rod 16 is separated from the fixed clamping groove 12, at the moment, the worm wheel 5 is driven to rotate by rotating the worm 6, the worm wheel 5 drives the threaded screw rod 4 to rotate when rotating, the moving block 7 moves downwards or upwards after the threaded screw rod 4 rotates, the electric push rod 8 and the connecting column 10 are driven to move after the moving block 7 moves, the connecting column 10 stops moving when moving to the next fixed clamping groove 12, at the moment, the threaded sleeve 18 moves upwards by rotating the threaded sleeve 18, the movable ring 17, the partition plate 14 and the fixed rod 16 are pushed to move upwards after the threaded sleeve 18 moves upwards, so that the fixed rod 16 is tightly attached to the next fixed clamping groove 12, at the moment, the connecting column 10 is relatively fixed with the mechanical arm sliding block 9, the position of the connecting column 10 can be adjusted by a series of mechanical structures, the supporting point of the device is changed after adjustment, and the supporting force of the device is changed, and the position of the connecting column 10 is changed, so that the rotating range of the mechanical arm sliding block 9 is also changed, and the flexibility is higher.

In summary, in the standby adjusting rod mechanism for assembling the mechanical arm, the threaded sleeve 18 moves downwards by rotating the threaded sleeve 18, at this time, the partition plate 14 and the movable ring 17 move downwards under the action of the return spring 15, so that the fixed rod 16 is separated from the fixed clamping groove 12, at this time, the worm gear 5 is driven to rotate by rotating the worm 6, the threaded screw rod 4 is driven to rotate when the worm gear 5 rotates, the moving block 7 moves downwards or upwards after the threaded screw rod 4 rotates, the electric push rod 8 and the connecting column 10 are driven to move after the moving block 7 moves, the connecting column 10 stops moving when moving to the next fixed clamping groove 12, at this time, the threaded sleeve 18 moves upwards by rotating the threaded sleeve 18, the movable ring 17, the partition plate 14 and the fixed rod 16 are pushed upwards after the threaded sleeve 18 moves upwards, so that the fixed rod 16 is tightly attached to the next fixed clamping groove 12, the spliced pole 10 is fixed relatively with arm slider 9 this moment, and the device makes the position of spliced pole 10 can adjust through a series of mechanical structure, and the support point of adjusting back the device changes to make the holding power of the device change, and make arm slider 9 pivoted scope also change after the position of spliced pole 10 changes, the flexibility is higher, has solved the problem that is not convenient for adjust.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a reserve regulation rod mechanism of arm assembly, includes fixing base (1), its characterized in that: the inner part of the fixed seat (1) is movably connected with a threaded lead screw (4), the outer part of the threaded lead screw (4) is sleeved with a worm wheel (5) positioned in the fixed seat (1), the inner part of the fixed seat (1) is movably connected with a worm (6) which is matched with the worm wheel (5) and extends to the left side of the fixed seat (1), the outer part of the threaded lead screw (4) is sleeved with a moving block (7) which is matched with the threaded lead screw (4) and extends to the right side of the fixed seat (1), the inner part of the moving block (7) is hinged with an electric push rod (8), the right side of the fixed seat (1) is hinged with a mechanical arm sliding block (9) positioned above the electric push rod (8), the outer part of the mechanical arm sliding block (9) is sleeved with a connecting column (10) mutually hinged with the electric push rod (8), and the front side wall and the rear side wall of the inner part of the connecting column (10) are fixedly connected with sliding blocks (11) extending to the inner part of the mechanical arm sliding block (9), fixing slot (12) have been seted up to the bottom of arm slider (9), the inside swing joint of spliced pole (10) has baffle (14), and the top fixedly connected with of baffle (14) extends to inside dead lever (16) of fixing slot (12), reset spring (15) that the top fixedly connected with of baffle (14) is connected with spliced pole (10), and the outside of spliced pole (10) is cup jointed and is connected activity ring (17) with baffle (14), and the outside of spliced pole (10) is cup jointed and is had threaded sleeve (18) that just contacted with activity ring (17) with spliced pole (10) phase-match.

2. The adjusting rod mechanism for arm assembly according to claim 1, wherein: adjusting cavity (2) have been seted up to the inside of fixing base (1), and worm wheel (5) that are located adjusting cavity (2) inside have been cup jointed to the outside of screw lead screw (4), and swing joint has worm (6) that extend to fixing base (1) left side between the wall of adjusting cavity (2) intracavity left and right sides.

3. The adjusting rod mechanism for arm assembly according to claim 1, wherein: the right side wall of the fixed seat (1) is provided with a movable groove (3), a threaded screw rod (4) extending to the inside of the adjusting cavity (2) is movably connected between the upper side wall and the lower side wall of the cavity of the movable groove (3), and a moving block (7) extending to the outside of the movable groove (3) is sleeved outside the threaded screw rod (4).

4. The adjusting rod mechanism for arm assembly according to claim 1, wherein: arm slider (9) are two by quantity for a horizontal pole and quantity and remove the recess and constitute, have all seted up on the wall of both sides around the horizontal pole and have removed the recess, equal fixedly connected with extends to the inside sliding block (11) of removal recess on the wall of both sides around spliced pole (10) inside.

5. The adjusting rod mechanism for arm assembly according to claim 1, wherein: pressure chamber (13) have been seted up to the inside of spliced pole (10), and the inside swing joint of pressure chamber (13) has baffle (14), and the top fixedly connected with of baffle (14) and reset spring (15) that the intracavity roof is connected of pressure chamber (13), and pressure chamber (13) are formed for the rectangle opening of two by the cylinder chamber that quantity is one and quantity, all install on the wall of cylinder chamber intracavity left and right sides and set up the rectangle opening in spliced pole (10) inside.

6. The adjusting rod mechanism for arm assembly according to claim 1, wherein: the number of the fixed clamping grooves (12) is seven, and the seven fixed clamping grooves (12) are distributed at equal intervals.