CN210233072U - Novel rack and pinion transmission manipulator - Google Patents
Novel rack and pinion transmission manipulator Download PDFInfo
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- CN210233072U CN210233072U CN201920820790.6U CN201920820790U CN210233072U CN 210233072 U CN210233072 U CN 210233072U CN 201920820790 U CN201920820790 U CN 201920820790U CN 210233072 U CN210233072 U CN 210233072U
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Abstract
The utility model relates to the technical field of mechanical arms, in particular to a novel gear rack transmission mechanical arm, which solves the defects that the prior art has a plurality of large mechanical arms with complicated structure and complicated operation process and is inconvenient to adapt to the clamping use of objects with different specifications, and comprises a fixed seat, a mounting frame is fixedly arranged at the top of the fixed seat, a motor is fixedly arranged at the top of the mounting frame, two transmission grooves are arranged at the bottom of the fixed seat, transmission rods are respectively and slidably arranged in the two transmission grooves, the bottoms of the two transmission rods extend to the outer side of the same fixed seat, one side of the two transmission rods are respectively and rotatably provided with one end of a rotation shaft, the two rotation shafts are positioned on the same axis, and a connecting rod is respectively and fixedly arranged on the two rotation shafts, the utility model can better adapt to the more accurate, simple structure, stable and reliable performance and convenient operation.
Description
Technical Field
The utility model relates to a manipulator technical field especially relates to a novel rack and pinion transmission manipulator.
Background
A robot is an automatic operating device that can simulate some action functions of a human hand and an arm to grab, carry an object or operate a tool according to a fixed program. The manipulator is the earliest industrial robot and the earliest modern robot, can replace the heavy labor of people to realize the mechanization and automation of production, can operate in harmful environment to protect personal safety, and is widely applied to mechanical manufacturing, metallurgy, electronics, light industry, atomic energy and other departments. Among the prior art, the big multinomial structure of manipulator is comparatively complicated, and operation process is loaded down with trivial details, and the article of the different specifications of not being convenient for adapt to carry out the centre gripping use, consequently, we provide a novel rack and pinion transmission manipulator.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the existing manipulator in the prior art has a complex structure, the operation process is complex, the article which is not suitable for different specifications is inconvenient to be clamped and used, and the proposed novel gear rack transmission manipulator.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a novel gear rack transmission manipulator comprises a fixed seat, wherein a mounting rack is fixedly mounted at the top of the fixed seat, a motor is fixedly mounted at the top of the mounting rack, two transmission grooves are formed in the bottom of the fixed seat, transmission rods are slidably mounted in the two transmission grooves, the bottoms of the two transmission rods extend to the outer side of the same fixed seat, one side of each of the two transmission rods is rotatably mounted with one end of a rotating shaft, the two rotating shafts are positioned on the same axis, connecting rods are fixedly mounted on the two rotating shafts respectively, clamping plates are slidably sleeved on the two connecting rods respectively, clamping blocks are fixedly mounted on the sides, close to each other, of the two clamping plates respectively, the two clamping blocks are matched with each other, the two corresponding transmission shafts are driven to rotate by the operation of the motor, two chain wheels and the same chain are arranged on the two transmission shafts, so that, because the top of two transfer lines has set up the thread groove to realize the upper and lower slip of two transfer lines, the upper and lower slip of transfer line drives two axis of rotation and slides from top to bottom, set up the gear in two axis of rotation, because the bottom of fixing base has set up rack piece and driving tooth, thereby realize the rotation of two axis of rotation, two axis of rotation drive two splint rotate to one side that is close to each other when moving down and rotate, because the cooperation of two clamp splice, thereby realize that the centre gripping is fixed more accurate to the material.
Preferably, two dead eyes have been seted up at the top of fixing base, equal fixed mounting has the outer lane of first bearing on the inner wall of two dead eyes, and circle fixed mounting has the transmission shaft in two first bearings, two dead eyes respectively with two transmission groove intercommunications, the bottom of two transmission shafts extends to two transmission inslot respectively, and the equal fixed mounting in bottom of two transmission shafts has the threaded rod, and first bearing can guarantee that the axis of rotation does not deviate from the normal position, and the rotation of axis of rotation drives the threaded rod and rotates.
Preferably, the thread groove has been seted up at the top of transfer line, threaded rod and the thread groove threaded connection who corresponds, and the top of two transmission shafts extends to the top of same fixing base, and two transmission shafts are located same mounting bracket, and equal fixed cover is equipped with the sprocket on two transmission shafts, and the meshing has same chain on two sprockets, and the output shaft fixed mounting of motor is on the transmission shaft that corresponds, and the function of motor can drive the transmission shaft that corresponds and rotate, because the transmission of two sprockets and chain to realize rotating simultaneously of two transmission shafts.
Preferably, all seted up spacing spout on the both sides inner wall of drive groove, sliding mounting has spacing slider in the spacing spout, and one side of spacing slider extends to corresponding drive inslot and fixed mounting on the transfer line, and one side fixed mounting that the transfer line is close to the axis of rotation that corresponds has the outer lane of second bearing, and the one end fixed mounting of axis of rotation is on the inner circle of the second bearing that corresponds, owing to set up spacing spout and spacing slider, can carry on spacingly to the slip of transfer line.
Preferably, the fixed cover of the other end of axis of rotation is equipped with the gear, and the bottom fixed mounting of fixing base has the rack piece, and the equal even fixed mounting in both sides of rack piece has a plurality of driving teeth, and driving tooth and the gear that corresponds cooperate, owing to set up the second bearing to can realize that the axis of rotation rotates when gliding from top to bottom, owing to set up the gear in the axis of rotation, the gear moves on the driving tooth that corresponds, thereby realizes the rotation of gear, and the gear drives the axis of rotation and rotates.
Preferably, flexible groove has all been seted up on two splint, and two connecting rods slidable mounting are respectively in two flexible inslot, and the equal fixed mounting in one end of two connecting rods has the one end of spring, and the other end fixed mounting of spring is on the inner wall in the flexible groove that corresponds, and one side that two splint kept away from each other all rotates the one end of installing the dwang, and the other end of dwang rotates and installs on the fixing base, owing to set up flexible groove and spring, can realize the more accurate centre gripping of material.
The utility model has the advantages that:
the two transmission shafts rotate simultaneously, the two transmission shafts rotate simultaneously to drive the two threaded rods to rotate, the top parts of the two transmission rods are provided with threaded grooves to realize the up-and-down sliding of the two transmission rods, the up-and-down sliding of the transmission rods drives the two rotating shafts to slide up and down, the two rotating shafts are provided with gears, the bottom of the fixing seat is provided with rack blocks and transmission teeth to realize the rotation of the two rotating shafts, the two rotating shafts drive the two clamping plates to rotate to one side close to each other while rotating to move downwards, and the materials are clamped and fixed due to the matching of the two clamping blocks;
the transmission rod slides up and down, and the limiting sliding chute and the limiting sliding block are arranged, so that the sliding of the transmission rod can be limited, the transmission rod slides to drive the corresponding clamping plate to move up and down, and the small-amplitude up-and-down movement of the clamping plate can better adapt to materials of different specifications;
the utility model discloses the material of the different specifications of adaptation that can be better carries out more accurate centre gripping and uses, simple structure, and the stable performance is reliable, the simple operation.
Drawings
Fig. 1 is a schematic structural view of a novel rack and pinion transmission manipulator provided by the present invention;
fig. 2 is a schematic view of the structure of the transmission rod, the rotating shaft, the clamping plate and the gear connection side of the novel rack and pinion transmission manipulator provided by the present invention;
fig. 3 is a schematic structural view of a portion a of the novel rack and pinion transmission manipulator provided by the present invention;
fig. 4 is a schematic structural diagram of a part B of the novel rack and pinion transmission manipulator provided by the present invention.
In the figure: the automatic transmission device comprises a fixed seat 1, a mounting frame 2, a motor 3, a transmission groove 4, a transmission rod 5, a rotating shaft 6, a connecting rod 7, a clamping plate 8, a bearing hole 9, a first bearing 10, a transmission shaft 11, a threaded rod 12, a threaded groove 13, a sprocket 14, a chain 15, a second bearing 16, a gear 17, a rack block 18, a transmission tooth 19, a clamping block 20, a telescopic groove 21, a spring 22 and a rotating rod 23.
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.
Referring to fig. 1-4, a novel rack and pinion transmission manipulator comprises a fixed base 1, a mounting frame 2 is fixedly mounted at the top of the fixed base 1, a motor 3 is fixedly mounted at the top of the mounting frame 2, two transmission grooves 4 are formed in the bottom of the fixed base 1, transmission rods 5 are slidably mounted in the two transmission grooves 4, the bottoms of the two transmission rods 5 extend to the outer side of the same fixed base 1, one sides of the two transmission rods 5 are rotatably mounted with one end of a rotating shaft 6, the two rotating shafts 6 are positioned on the same axis, connecting rods 7 are fixedly mounted on the two rotating shafts 6, clamping plates 8 are slidably sleeved on the two connecting rods 7, clamping blocks 20 are fixedly mounted at the sides of the two clamping plates 8 close to each other, the two clamping blocks 20 are matched with each other, the corresponding transmission shafts 11 are driven to rotate by the operation of the motor 3, and two chain wheels 14, thereby realize the simultaneous rotation of two transmission shafts 11, the simultaneous rotation of two transmission shafts 11 drives two threaded rods 12 to rotate, because threaded groove 13 has been set up at the top of two transfer lines 5, thereby realize the up-and-down slip of two transfer lines 5, the up-and-down slip of transfer line 5 drives two axis of rotation 6 and slides from top to bottom, set up gear 17 on two axis of rotation 6, because the bottom of fixing base 1 has set up rack piece 18 and driving tooth 19, thereby realize the rotation of two axis of rotation 6, two axis of rotation 6 drive two splint 8 rotate to the side that is close to each other when moving downwards, because the cooperation of two clamp splice 20, thereby realize to the material centre gripping fixed.
In this embodiment, a motor switch is disposed on the fixing base 1, two bearing holes 9 are disposed at the top of the fixing base 1, outer rings of the first bearings 10 are fixedly disposed on inner walls of the two bearing holes 9, transmission shafts 11 are fixedly disposed on inner rings of the two first bearings 10, the two bearing holes 9 are respectively communicated with the two transmission grooves 4, bottoms of the two transmission shafts 11 respectively extend into the two transmission grooves 4, threaded rods 12 are fixedly disposed at bottoms of the two transmission shafts 11, the first bearings 10 can ensure that the rotation shafts 11 do not deviate, the rotation shafts 11 rotate to drive the threaded rods 12 to rotate, threaded grooves 13 are disposed at the top of the transmission rods 5, the threaded rods 12 are in threaded connection with corresponding threaded grooves 13, tops of the two transmission shafts 11 extend to the upper side of the same fixing base 1, the two transmission shafts 11 are disposed in the same mounting frame 2, and sprockets 14 are fixedly disposed on the two transmission, the two chain wheels 14 are engaged with the same chain 15, the output shaft of the motor 3 is fixedly arranged on the corresponding transmission shaft 11, the operation of the motor 3 can drive the corresponding transmission shaft 11 to rotate, due to the transmission of the two chain wheels 14 and the chain 15, the simultaneous rotation of the two transmission shafts 11 is realized, the inner walls of two sides of the transmission groove 4 are both provided with a limiting chute, a limiting slide block is arranged in the limiting chute in a sliding manner, one side of the limiting slide block extends into the corresponding transmission groove 4 and is fixedly arranged on the transmission rod 5, one side of the transmission rod 5 close to the corresponding rotating shaft 6 is fixedly provided with an outer ring of a second bearing 16, one end of the rotating shaft 6 is fixedly arranged on the inner ring of the corresponding second bearing 16, due to the arrangement of the limiting chute and the limiting slide block, the sliding of the transmission rod 5 can be limited, the other end of the rotating shaft 6, both sides of the rack block 18 are uniformly and fixedly provided with a plurality of transmission teeth 19, the transmission teeth 19 are matched with corresponding gears 17, and due to the arrangement of the second bearing 16, the rotation of the rotating shaft 6 can be realized while the rotating shaft slides up and down, and due to the arrangement of the gears 17 on the rotating shaft 6, the gears 17 move on the corresponding transmission teeth 19, so that the rotation of the gears 17 is realized, the gears 17 drive the rotating shaft 6 to rotate, the two clamping plates 8 are respectively provided with a telescopic groove 21, the two connecting rods 7 are respectively and slidably arranged in the two telescopic grooves 21, one end of each of the two connecting rods 7 is fixedly provided with one end of a spring 22, the other end of each spring 22 is fixedly arranged on the inner wall of the corresponding telescopic groove 21, one end of each rotating rod 23 is rotatably arranged on one side, away from each other, the other end of each rotating rod 23 is rotatably arranged on the fixing base 1, can realize the more accurate centre gripping of material.
The working principle is as follows: when the device is used, the motor 3 is started by a motor switch, the output shaft of the motor 3 rotates to drive the corresponding transmission shafts 11 to rotate, the transmission shafts 11 drive the corresponding chain wheels 14 to rotate, the chain wheels 14 drive the chains 15 to rotate, the two chain wheels 14 rotate simultaneously due to the transmission of the chains 15, so that the two transmission shafts 11 rotate simultaneously, the two transmission shafts 11 rotate simultaneously to drive the two threaded rods 12 to rotate, the threaded rods 12 are in threaded connection with the transmission rods 5, so that the two transmission rods 5 slide to be self-locked, the transmission rods 5 can be more stable, the two transmission rods 5 are driven to slide due to the two transmission rods 5 respectively rotating in the two threaded grooves 13, the limiting slide blocks are arranged to slide in the limiting slide grooves, so that the slide of the transmission rods 5 is limited, and the up-down slide of the transmission rods 5, because gear 17 has been set up on two axis of rotation 6, because the bottom of fixing base 1 has set up rack piece 18 and driving tooth 19, gear 17 moves on the driving tooth 19 on the rack piece 18 that corresponds, thereby realize gear 17's rotation, gear 17 drives axis of rotation 6 and rotates, two axis of rotation 6 rotate drive two splint 8 rotate to one side that is close to each other when moving down, owing to set up dwang 23, dwang 23 rotates along with splint 8, because the cooperation of flexible groove 21 and spring 22 on splint 8, can make connecting rod 7 slide in flexible groove 21, the material that makes the different specifications of adaptation that two splint 8's clamping face can be more accurate uses, thereby improve the accuracy nature of the centre gripping of two splint 8.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A novel gear rack transmission manipulator comprises a fixed seat (1) and is characterized in that a mounting frame (2) is fixedly mounted at the top of the fixed seat (1), a motor (3) is fixedly mounted at the top of the mounting frame (2), two transmission grooves (4) are formed in the bottom of the fixed seat (1), transmission rods (5) are slidably mounted in the two transmission grooves (4), the bottoms of the two transmission rods (5) extend to the outer side of the same fixed seat (1), one side of each transmission rod (5) is rotatably provided with one end of a rotating shaft (6), the two rotating shafts (6) are positioned on the same axis, connecting rods (7) are fixedly mounted on the two rotating shafts (6), clamping plates (8) are slidably sleeved on the two connecting rods (7), and clamping blocks (20) are fixedly mounted on the side, close to each other, of the two clamping plates (8), the two clamping blocks (20) are mutually matched.
2. The novel gear rack transmission mechanical arm according to claim 1, wherein two bearing holes (9) are formed in the top of the fixing seat (1), outer rings of the first bearings (10) are fixedly mounted on inner walls of the two bearing holes (9), transmission shafts (11) are fixedly mounted on inner rings of the two first bearings (10), the two bearing holes (9) are respectively communicated with the two transmission grooves (4), the bottom ends of the two transmission shafts (11) respectively extend into the two transmission grooves (4), and threaded rods (12) are fixedly mounted at the bottom ends of the two transmission shafts (11).
3. The novel gear rack transmission mechanical arm is characterized in that a thread groove (13) is formed in the top of the transmission rod (5), the threaded rod (12) is in threaded connection with the corresponding thread groove (13), the top ends of the two transmission shafts (11) extend to the upper side of the same fixed seat (1), the two transmission shafts (11) are located in the same mounting frame (2), chain wheels (14) are fixedly sleeved on the two transmission shafts (11), the two chain wheels (14) are meshed with the same chain (15), and the output shaft of the motor (3) is fixedly mounted on the corresponding transmission shafts (11).
4. The novel gear rack transmission mechanical arm as claimed in claim 1, wherein the inner walls of the two sides of the transmission groove (4) are respectively provided with a limiting sliding groove, a limiting sliding block is slidably mounted in the limiting sliding grooves, one side of the limiting sliding block extends into the corresponding transmission groove (4) and is fixedly mounted on the transmission rod (5), the outer ring of the second bearing (16) is fixedly mounted on one side of the transmission rod (5) close to the corresponding rotating shaft (6), and one end of the rotating shaft (6) is fixedly mounted on the inner ring of the corresponding second bearing (16).
5. The novel rack and pinion mechanical arm as claimed in claim 1, wherein a gear (17) is fixedly sleeved at the other end of the rotating shaft (6), a rack block (18) is fixedly installed at the bottom of the fixed seat (1), a plurality of transmission teeth (19) are uniformly and fixedly installed on both sides of the rack block (18), and the transmission teeth (19) are matched with the corresponding gear (17).
6. The novel gear rack transmission mechanical arm according to claim 1, wherein the two clamping plates (8) are provided with telescopic grooves (21), the two connecting rods (7) are respectively slidably mounted in the two telescopic grooves (21), one ends of the two connecting rods (7) are fixedly mounted with one ends of springs (22), the other ends of the springs (22) are fixedly mounted on the inner walls of the corresponding telescopic grooves (21), one sides of the two clamping plates (8) away from each other are rotatably mounted with one ends of rotating rods (23), and the other ends of the rotating rods (23) are rotatably mounted on the fixed base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920820790.6U CN210233072U (en) | 2019-06-03 | 2019-06-03 | Novel rack and pinion transmission manipulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920820790.6U CN210233072U (en) | 2019-06-03 | 2019-06-03 | Novel rack and pinion transmission manipulator |
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| Publication Number | Publication Date |
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| CN210233072U true CN210233072U (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920820790.6U Active CN210233072U (en) | 2019-06-03 | 2019-06-03 | Novel rack and pinion transmission manipulator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113059557A (en) * | 2021-03-02 | 2021-07-02 | 九江职业技术学院 | Novel automatic manipulator snatchs device |
| CN113401683A (en) * | 2021-05-08 | 2021-09-17 | 沅江市旭泰米业有限公司 | Product transmission device for rice processing and loading device thereof |
-
2019
- 2019-06-03 CN CN201920820790.6U patent/CN210233072U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113059557A (en) * | 2021-03-02 | 2021-07-02 | 九江职业技术学院 | Novel automatic manipulator snatchs device |
| CN113059557B (en) * | 2021-03-02 | 2022-04-26 | 九江职业技术学院 | Novel automatic manipulator snatchs device |
| CN113401683A (en) * | 2021-05-08 | 2021-09-17 | 沅江市旭泰米业有限公司 | Product transmission device for rice processing and loading device thereof |
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