CN205765714U - A kind of multifunctional universal object clamping apparatus - Google Patents

Abstract

A multifunctional universal object gripper mainly includes a handle mechanism, a clamping mechanism and a chuck positioning mechanism. The handle is set horizontally, and the handle passes through the slider and is connected to the pull ring. The left side of the slider is hinged to connect the first and second pull rods. The other end of the second pull rod is equipped with a second expansion ring and a second clamp rod. The first expansion ring and the first clamping rod are installed, the handle is hinged to connect the first and second clamping rods, and the first clamping rod obliquely passes through the transverse groove. The first and second clamping rods are respectively equipped with the same chuck positioning mechanism. Seven positioning pin holes are evenly opened on the chuck positioning plate in a circular shape. The left end of the pin passes through the through hole of the clamp rod connector, a string is fixed on the right end of the chuck positioning pin, the other end of the string is fixed on the bottom of the pull button, one end of the chuck connector is connected to the chuck positioning plate and the other end is connected to the clamp head. The utility model can realize the rotation of the chuck at any angle, and can arbitrarily adjust the opening size of the chuck.

Description

A multifunctional universal object gripper

technical field

The utility model relates to an object gripper, in particular to a multifunctional universal object gripper.

Background technique

In daily life and industrial and agricultural production, there are many objects that are inconvenient to take directly by hand, such as high temperature and danger, which bring a lot of inconvenience to people's life. The current gripping tools are mainly clips, tweezers, etc., which can only be gripped from one direction. Horizontal and other multi-direction and multi-angle gripping, convenient and flexible gripping, large amount and reliable gripping.

Utility model content

The purpose of this utility model is to provide a universal object gripper. The utility model designs a universal chuck for the above deficiencies, which can stably and safely grip objects from multiple angles in any direction such as vertical and horizontal, and overcomes the The existing clamping tool can only clamp objects from one direction, and the chuck cannot adjust the angle. The six-bar mechanism can arbitrarily adjust the size of the opening of the chuck in the vertical and horizontal directions, so as to realize the clamping of objects of different sizes and shapes, and it can conveniently and flexibly clamp objects such as bowls without edges. At the same time, The pull ring cooperates with the sliding handle to achieve a large opening angle of the chuck with a small sliding amount, which is convenient and labor-saving to use.

The technical solutions adopted are:

A multifunctional universal object gripper, including a handle mechanism, a clamping mechanism and a chuck positioning mechanism, is characterized in that:

The clamping mechanism mainly includes a first clamping rod, a second clamping rod, a first pull rod and a second pull rod. The handle mechanism mainly includes a handle, a slider, a pull ring, a first expansion ring and a second expansion ring. The handle is set horizontally, and the left end of the handle is set in a T shape. There is a center hole in the center of the slider. The handle passes through the center hole of the slider and is fixedly connected with the pull ring. The slider can move in a straight line along the handle. The upper and lower parts on the left side of the slider are respectively hinged The second pull rod and the first pull rod are connected, the second extension ring and the second clamp rod are installed at the other end of the second pull rod, the second pull rod, the second expansion ring and the second clamp rod are hingedly connected, and the other end of the first pull rod is installed The first extension ring and the first clamping rod, the first pull rod, the first expansion ring and the first clamping rod are hingedly connected, the upper hinge at the T-shaped part of the left end of the handle is connected to the second clamping rod, and the lower part at the T-shaped part of the left end of the handle is hinged at A transverse groove is opened on the first clamping bar and the second clamping bar, and the first clamping bar obliquely passes through the transverse groove.

The first clamping rod and the left end of the second clamping rod are respectively equipped with the same chuck positioning mechanism. Taking the first clamping rod as an example, the chuck positioning mechanism mainly includes a chuck connector, a chuck positioning plate, a chuck positioning pin, Clamp link and spring. The connecting piece of the clamping rod is arranged horizontally, and the center of the right end face of the connecting piece is provided with a stepped through hole, and 7 positioning pin holes are evenly opened on the chuck positioning plate in a circular shape, and a pin hole is opened in the center of the chuck positioning plate, and the pin There is a pin shaft inserted in the hole, the left end of the clamp rod connector is hingedly connected with the chuck positioning plate at the pin shaft, the right end of the clamp rod connector is threadedly connected with the left end of the first clamp rod, and a boss is provided on the outer edge of the chuck positioning pin. The left end of the chuck positioning pin passes through the through hole of the clamp rod connector, the chuck positioning pin forms a clearance fit with the through hole of the clamp rod connector, and the inner edge of the clamp rod connector is stuck on the boss on the outer edge of the chuck positioning pin On the other hand, a spring is installed in the connecting part of the clamping rod, one end of the spring is pressed against the bottom of the positioning pin of the collet, and the other end of the spring is pressed against the left end surface of the first clamping rod. There is an inner hole at the center of the left end face of the first clamping rod, a button hole is provided on the outer wall of the first clamping rod, a pull button is installed on the button hole, a string is fixed on the right end face of the chuck positioning pin, and the other end of the string is One end passes through the spring, the inner hole of the first clamp rod and the button hole, the other end of the string is fixed on the bottom surface of the pull button, the chuck positioning plate is bolted to the chuck connector, and the other end of the chuck connector is bolted to There are chucks. The chuck positioning mechanism on the second clamping rod is the same as the structure and connection mode on the first clamping rod.

The working principle of the utility model:

When clamping the object vertically, the first chuck connecting part and the first clamping rod and the second chuck connecting part and the second clamping rod are respectively in a straight line through the chuck positioning mechanism, and then the thumb is inserted into the pull ring , the index finger and middle finger clamp the slider to make the gripper in a vertical state, lift the thumb up to open the first clamping lever and the second clamping lever, and press down the thumb after clamping the object to make the first clamping head and the second clamping lever open. The collet grips the object and then removes the object. When the object is clamped horizontally, the first clamping head connecting part and the first clamping rod and the second clamping head connecting part and the second clamping rod are respectively in a vertical state through the clamping head positioning mechanism, so that the first clamping rod and the second clamping rod The rod is in a horizontal state, then the thumb and index finger are inserted into the first expansion ring and the second expansion ring respectively, and the other three fingers and palms hold the slider, and the thumb and index finger spread out, which is equivalent to opening the scissors, so that the first chuck And the second chuck is opened, after the object is clamped, the thumb and index finger contract inward, clamp the object, and then take it out, when the object is clamped at any angle, adjust the first chuck connecting part and the first clamp through the chuck positioning mechanism The angle of the bar is fixed, and at the same time, the angles of the second chuck connector and the second clamping bar are adjusted and fixed, and the two angles are basically the same, and the clamping method is the same as the horizontal clamping method.

The utility model advantage:

1. The collet positioning mechanism can be used to realize the collet rotation at any angle, and at the same time, the collet can be fixed and locked at any angle by the collet positioning mechanism, so as to realize the function of stably clamping objects.

2. Convenient and flexible, large clamping capacity and reliable clamping.

3. The six-bar mechanism can be used to adjust the opening size of the chuck arbitrarily, so as to realize the gripping of objects of different sizes and shapes, and it can conveniently and flexibly grip objects such as bowls without edges.

4. It realizes the conversion of the grasping mode during vertical and horizontal clamping, and various clamping postures are natural and labor-saving, which is convenient, fast and easy to switch.

Description of drawings

Figure 1 is a schematic diagram of the gripper structure.

Fig. 2 is a cross-sectional view along line A-A of Fig. 1 .

Fig. 3 is a B-B sectional view of Fig. 1 .

Figure 4 is a clipping view at any angle.

Figure 5 is a vertical clipping view.

Figure 6 is a horizontal clipping diagram.

detailed description

A multifunctional universal object gripper, including a handle mechanism, a clamping mechanism and a chuck positioning mechanism, is characterized in that:

The clamping mechanism mainly includes the first clamping rod 1, the second clamping rod 2, the first pulling rod 3 and the second pulling rod 4, and the handle mechanism mainly includes the handle 5, the slider 6, the pull ring 7, the first expansion ring 8 and the second Expansion ring 9. The handle 5 is arranged horizontally, and the left end of the handle 5 is arranged in a T shape. The center of the slider 6 is provided with a center hole 25. The handle 5 passes through the center hole 25 of the slider 6 and is fixedly connected with the pull ring 7. The slider 6 can move along the handle 5 in a straight line. , The upper and lower parts on the left side of the slider 6 are hingedly connected with the second pull rod 4 and the first pull rod 3 respectively, the other end of the second pull rod 4 is equipped with the second expansion ring 9 and the second clamping rod 2, the second pull rod 4, the second pull rod Two extension rings 9 are hingedly connected with the second clamping rod 2, the first extension ring 8 and the first clamping rod 1 are installed at the other end of the first pull rod 3, and the first pull rod 3, the first expanding ring 8 and the first clamping rod 1 are hinged Connection, the upper hinge of the T-shaped left end of the handle 5 is connected to the second clamping rod 2, the lower hinge of the T-shaped left end of the handle 5 is connected to the first clamping rod 1, and the second clamping rod 2 is provided with a transverse groove 10, the first The clamping rod 1 obliquely passes through the transverse groove 10 .

The first clamping rod 1 and the left end of the second clamping rod 2 are respectively equipped with the same chuck positioning mechanism. Taking the first clamping rod 1 as an example, the chuck positioning mechanism mainly includes a chuck connector 11, a chuck positioning plate 12, Collet positioning pin 13, clamping bar connecting piece 14 and spring 15. The clamping rod connector 14 is arranged horizontally, the center of the right end face of the clamping rod connecting member 14 is provided with a stepped through hole 24, and the chuck positioning plate 12 is evenly provided with 7 positioning pin holes 17 in a circular shape, and the center of the chuck positioning plate 12 A pin hole 23 is provided, and a pin shaft 20 is inserted in the pin hole 23. The left end of the clamp rod connector 14 is hingedly connected with the chuck positioning plate 12 at the pin shaft 20, and the right end of the clamp rod connector 14 is threaded with the left end of the first clamp rod 1. connection, the outer edge of the chuck positioning pin 13 is provided with a boss, the left end of the chuck positioning pin 13 passes through the through hole 24 of the clamp rod connector 14, and the chuck positioning pin 13 forms a gap with the through hole 24 of the clamp rod connector 14 Cooperate, the inner edge of clamp bar connector 14 is stuck on the boss on the outer edge of chuck positioning pin 13, and spring 15 is installed in clamp rod connector 14, and one end of spring 15 pushes against the bottom of chuck positioning pin 13, and the spring 15 The other end is against the left end face of the first clamping rod 1. The center of the left end surface of the first clamping rod 1 is provided with an inner hole 22, and the outer wall of the first clamping rod 1 is provided with a button hole 21, and a pull button 19 is installed on the button hole 21, and the right end surface of the chuck positioning pin 13 is fixedly installed. There is a string 18, the other end of the string 18 passes through the inner hole 22 of the spring 15, the first clip bar 1 and the button hole 21, the other end of the string 18 is fixedly installed on the bottom surface of the pull button 19, and the chuck The positioning plate 12 is bolt-connected with a chuck connector 11 , and the other end of the chuck connector 11 is bolt-connected with a chuck 16 . The collet positioning mechanism on the second clamping bar 2 is the same as the structure and connection method on the first clamping bar 1 .

Claims (1)

1. A multifunctional universal object gripper, comprising a handle mechanism, a clamping mechanism and a chuck positioning mechanism, characterized in that: The clamping mechanism mainly includes a first clamping rod (1), a second clamping rod (2), a first pull rod (3) and a second pull rod (4), and the handle mechanism mainly includes a handle (5), a slider (6), The pull ring (7), the first expansion ring (8) and the second expansion ring (9); the handle (5) is arranged horizontally, the left end of the handle (5) is arranged in a T shape, and the center of the slider (6) is provided with a center hole ( 25), the handle (5) passes through the center hole (25) of the slider (6) and is fixedly connected with the pull ring (7), the slider (6) can move in a straight line along the handle (5), and the left side of the slider (6) The upper and lower parts are respectively hingedly connected with a second pull rod (4) and a first pull rod (3), and the other end of the second pull rod (4) is equipped with a second expansion ring (9) and a second clamping rod (2), and the second The pull rod (4), the second expansion ring (9) and the second clamping rod (2) are hingedly connected, the other end of the first pull rod (3) is equipped with the first expansion ring (8) and the first clamping rod (1), and the second A pull rod (3), the first expansion ring (8) and the first clamping rod (1) are hingedly connected, the upper part of the T-shaped part of the left end of the handle (5) is hinged to the second clamping rod (2), and the left end of the handle (5) The lower part of the T-shaped part is hinged to the first clamping rod (1), the second clamping rod (2) is provided with a transverse groove (10), and the first clamping rod (1) obliquely passes through the transverse groove (10); The first clamping rod (1) and the left end of the second clamping rod (2) are respectively equipped with the same chuck positioning mechanism, and the chuck positioning mechanism mainly includes the chuck connecting piece (11), the chuck positioning plate (12), the chuck Head positioning pin (13), clamping rod connector (14) and spring (15); the clamping rod connector (14) is arranged horizontally, and the center of the right end face of the clamping rod connector (14) is provided with a stepped through hole (24), There are seven positioning pin holes (17) evenly arranged on the chuck positioning plate (12) in a circular shape, and a pin hole (23) is opened at the center of the chuck positioning plate (12), and a pin shaft is inserted in the pin hole (23) (20), the left end of the clamping rod connector (14) is hingedly connected with the chuck positioning plate (12) at the pin shaft (20), and the right end of the clamping rod connector (14) is threadedly connected with the left end of the first clamping rod (1), There is a boss on the outer edge of the collet positioning pin (13), the left end of the collet positioning pin (13) passes through the through hole (24) of the clamping rod connector (14), and the collet positioning pin (13) is connected with the clamping rod The through hole (24) of the piece (14) forms a clearance fit, and the inner edge of the clamp rod connector (14) is stuck on the boss on the outer edge of the chuck positioning pin (13). A spring (15) is provided, one end of the spring (15) rests on the bottom of the collet positioning pin (13), and the other end of the spring (15) pushes against the left end face of the first clamping rod (1); the left end face of the first clamping rod (1) There is an inner hole (22) at the center, a button hole (21) is opened on the outer wall of the first clamping rod (1), and a button (19) is installed on the button hole (21), and a collet positioning pin (13) The right end face is fixedly equipped with a thin rope (18), and the other end of the thin rope (18) passes through the endoporus (22) and the knob hole (21) of the spring (15), the first clip bar (1). The other end of rope (18) is fixedly installed on the bottom surface of pull button (19), and chuck positioning plate (12) bolt is connected with chuck connector (11), and the other end bolt of chuck connector (11) is connected with Chuck (16); the structure and connection mode of the chuck positioning mechanism on the second clamping rod (2) are the same as those on the first clamping rod (1).