Automatic fixture for manipulator

Abstract

The utility model discloses an automatic fixture for a manipulator. The automatic fixture comprises a servo motor, a fixed plate, a guide rail, a transmission mechanism, a first support arm, a second support arm, a first clamping plate and a second clamping plate, the fixing plate is fixedly connected with the mechanical arm, the servo motor is fixed to the fixing plate through the mounting frame, the four guide rails are hung below the fixing plate side by side at intervals, the first supporting arm is slidably connected with the two non-adjacent guide rails through first sliding block bearings, and the second supporting arm is slidably connected with the other two non-adjacent guide rails through second sliding block bearings. The first supporting arm and the second supporting arm are arranged at the two ends of the guide rail respectively, the first supporting arm and the second supporting arm are fixedly connected with the first clamping plate and the second clamping plate through angle iron frames respectively, the first supporting arm and the second supporting arm are connected with the transmission mechanism, and the transmission mechanism drives the first supporting arm and the second supporting arm to move in the opposite direction or the reverse direction through forward and reverse rotation of a servo motor. Therefore, the first clamping plate and the second clamping plate are closed and opened, working efficiency is improved, and labor intensity of workers is relieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to fixed fixture technical field, especially an automatic fixture for mechanical hand. BACKGROUND

[0002] With the rapid development of national economy, agricultural production also accelerated the process of mechanization and automation, in order to save water resources, drip irrigation is the most effective water-saving irrigation method in the drought area at present, and the manufacturers of drip irrigation tape need to transport drip irrigation tape rolls or cartons in large quantities, manual transportation has high labor intensity and low production efficiency.

[0003] Chinese patent number CN204111181U discloses a scissors type I-beam carrying fixture, two structural same components are combined by connecting bolts, automatic opening and closing are realized, and the process of manually supporting and installing the fixture when carrying the I-beam is unnecessary or reduced, but it is not applicable to connecting the mechanical hand to carry drip irrigation tape rolls or cartons and similar products.

[0004] In summary, developing an automatic fixture for mechanical hand to replace manual transportation, improve work efficiency and reduce labor intensity of workers becomes an urgent issue to be solved by the related technical personnel in the field. UTILITY MODEL CONTENT

[0005] The utility model aims at providing an automatic fixture for mechanical hand, which replaces manual transportation with automatic mechanical equipment to improve work efficiency and reduce labor intensity of workers.

[0006] The utility model aims at solving the following technical scheme:

[0007] An automatic fixture for mechanical hand, comprising a servo motor, a fixed plate, guide rails, a transmission mechanism, a first supporting arm, a second supporting arm, a first clamping plate and a second clamping plate, the fixed plate is fixedly connected with a mechanical arm, the servo motor is fixed on the fixed plate through a mounting frame, the guide rails are provided with four, and are suspended under the fixed plate in parallel and at intervals, the first supporting arm is slidably connected with two non-adjacent guide rails through two first sliding block bearings, the second supporting arm is slidably connected with the remaining two non-adjacent guide rails through two second sliding block bearings, the first supporting arm and the second supporting arm are arranged at two ends of the guide rails, and the first supporting arm and the second supporting arm are fixedly connected with the first clamping plate and the second clamping plate through angle iron frames respectively, the first supporting arm and the second supporting arm are connected with the transmission mechanism, the transmission mechanism drives the first supporting arm and the second supporting arm to move towards each other or in the opposite direction through the forward and reverse rotation of the servo motor, so that the first clamping plate and the second clamping plate realize opening and closing.

[0008] The automatic fixture for the mechanical hand, the transmission mechanism comprises a driving belt, a first driven wheel, a second driven wheel, a driven belt, a driving wheel, a first connecting plate and a second connecting plate, the driving wheel is fixedly connected with the output shaft of the servo motor, the driving wheel is connected with the first driven wheel through the driving belt, the first driven wheel is connected with the second driven wheel through the driven belt, and the driven belts on both sides of the axis line of the first driven wheel and the second driven wheel are fixedly connected with the second supporting arm and the first supporting arm through the first connecting plate and the second connecting plate respectively.

[0009] The automatic fixture for the mechanical hand, the second driven wheel is additionally provided with a limiting block, and the limiting block can prevent the driven belt from rotating out of position.

[0010] The automatic fixture for the mechanical hand, the first supporting arm and the second supporting arm have consistent shapes.

[0011] The automatic fixture for the mechanical hand, the first clamping plate and the second clamping plate have consistent shapes. Beneficial effects

[0012] The automatic fixture for the mechanical hand of the utility model has the advantages that the fixture is connected with the mechanical hand through the fixing plate, the first supporting arm and the second supporting arm are driven to move in opposite directions or in the opposite direction by the transmission mechanism through the forward and reverse rotation of the servo motor, so that the first clamping plate and the second clamping plate can be opened and closed, manual carrying is replaced by automatic mechanical equipment, the work efficiency is improved, and the labor intensity of workers is reduced; the first supporting arm, the second supporting arm and the non-adjacent guide rails are connected respectively, the overall size of the fixing plate is reduced, and the clamping size range of the fixture is enlarged. BRIEF DESCRIPTION OF DRAWINGS

[0013] The utility model will be further described in detail in combination with the drawings.

[0014] Figure 1 It is the structure schematic diagram of the utility model;

[0015] Figure 2 It is Figure 1 the top view of

[0016] Figure 3 It is Figure 1 the left view of

[0017] Figure 4 It is Figure 1 the bottom view of

[0018] Figure 5 It is the connection relationship schematic diagram of the driven belt and the first connecting plate and the second connecting plate.

[0019] The figure shows that each reference mark represents: 1, servo motor, 2, driving belt, 3, first driven wheel, 4, first clamping plate, 5, first supporting arm, 6, guide rail, 7, second clamping plate, 8, second driven wheel, 9, driven belt, 10, fixed plate, 11, first sliding block bearing, 12, driving wheel, 13, angle iron frame, 15, second supporting arm, 16, first connecting plate, 17, limiting block, 18, mounting frame, 19, second connecting plate, 20, second sliding block bearing. DETAILED DESCRIPTION

[0020] Referring to Figure 1 , Figure 3 , Figure 4 , the utility model discloses an automatic fixture of manipulator, including servo motor 1, fixed plate 10, guide rail 6, transmission mechanism, first supporting arm 5, second supporting arm 15, first clamping plate 4 and second clamping plate 7, fixed plate 10 is fixedly connected mechanical arm, servo motor 1 is fixed on fixed plate 10 through mounting frame 18, guide rail 6 is equipped with four, and is hung in the below of fixed plate 10 in parallel interval, first supporting arm 5 is slidably connected not adjacent two guide rails 6 through two first sliding block bearings 11, second supporting arm 15 is slidably connected remaining two not adjacent guide rails 6 through two second sliding block bearings 20, first supporting arm 5 and second supporting arm 15 are separately arranged at both ends of guide rail 6, and first supporting arm 5 and second supporting arm 15 are fixedly connected first clamping plate 4 and second clamping plate 7 through angle iron frame 13, first supporting arm 5 and second supporting arm 15 are connected transmission mechanism, transmission mechanism is driven first supporting arm 5 and second supporting arm 15 to move towards or reverse through servo motor 1 positive and negative rotation, to make first clamping plate 4 and second clamping plate 7 realize open and close. First supporting arm 5, second supporting arm 15 and not adjacent guide rail 6 are connected respectively, reduce the overall size of fixed plate 10, expand the clamping size range of fixture.

[0021] Referring to Figure 1 , Figure 2 , Figure 4 , Figure 5 , transmission mechanism includes driving belt 2, first driven wheel 3, second driven wheel 8, driven belt 9, driving wheel 12, first connecting plate 16 and second connecting plate 19, driving wheel 12 is fixedly connected servo motor 1's output shaft, driving wheel 12 is connected first driven wheel 3 through driving belt 2, first driven wheel 3 is connected second driven wheel 8 through driven belt 9, and the driven belt 9 on both sides of the axis line of first driven wheel 3 and second driven wheel 8 is fixedly connected second supporting arm 15 and first supporting arm 5 through first connecting plate 16 and second connecting plate 19 respectively.

[0022] Referring to Figure 1 , Figure 2The outer periphery of the second driven wheel 8 is further provided with a limiting block 17, which can prevent the driven belt 9 from rotating out of position.

[0023] Referring to Figure 4 The first arm 5 and the second arm 15 have the same shape.

[0024] Referring to Figure 1 The first clamping plate 4 and the second clamping plate 7 have the same shape.

Claims

1. An automatic gripper for a robotic arm, characterized in that, Including servo motor (1), fixed plate (10), guide rail (6), transmission mechanism, first branch arm (5), second branch arm (15), first clamping plate (4) and second clamping plate (7), the fixed plate (10) is fixedly connected with mechanical arm, the servo motor (1) is fixed on the fixed plate (10) through the mounting bracket (18), the guide rail (6) is provided with four, and is hung in the lower of fixed plate (10) in parallel interval, the first branch arm (5) is slidably connected with two non-adjacent guide rails (6) through two first sliding block bearings (11), the second branch arm (15) is slidably connected with the remaining two non-adjacent guide rails (6) through two second sliding block bearings (20), the first branch arm (5) and the second branch arm (15) are separately arranged at the two ends of the guide rail (6), and the first branch arm (5) and the second branch arm (15) are fixedly connected with the first clamping plate (4) and the second clamping plate (7) through angle iron frame (13) respectively, the first branch arm (5) and the second branch arm (15) are connected with transmission mechanism, the transmission mechanism drives the first branch arm (5) and the second branch arm (15) to move towards or reversely by the positive and reverse rotation of servo motor (1), so that the first clamping plate (4) and the second clamping plate (7) realize closing and opening.

2. The automatic clamp for a robot according to claim 1, wherein The transmission mechanism includes driving belt (2), first driven wheel (3), second driven wheel (8), driven belt (9), driving wheel (12), first connecting plate (16) and second connecting plate (19), the driving wheel (12) is fixedly connected with the output shaft of servo motor (1), the driving wheel (12) is connected with the first driven wheel (3) through the driving belt (2), the first driven wheel (3) is connected with the second driven wheel (8) through the driven belt (9), the driven belt (9) on both sides of the axis line of the first driven wheel (3) and the second driven wheel (8) is fixedly connected with the second branch arm (15) and the first branch arm (5) through the first connecting plate (16) and the second connecting plate (19) respectively.

3. The automatic clamp for a robot according to claim 2, wherein The periphery of the second driven wheel (8) is further provided with a limit block (17), the limit block (17) can prevent the driven belt (9) from rotating out of position.

4. The automatic clamp for a robot according to claim 1, wherein The first branch arm (5) and the second branch arm (15) are consistent in shape.

5. The automatic clamp for a robot according to claim 1, wherein The first clamping plate (4) and the second clamping plate (7) are consistent in shape.

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