Grabbing jig for 3C parts

Abstract

The utility model discloses a grabbing jig for 3C parts. The grabbing jig for the 3C parts comprises an upper base, a vertical yoke plate and a plurality of clamping jaw assemblies. The upper seat comprises two side connecting plates which are parallel to each other; the two sides of the upper ends of the plurality of vertical yoke plates are vertically connected with the two side yoke plates, and the inner walls of the two opposite vertical yoke plates are vertically connected through at least one middle guide shaft; the clamping jaw assembly comprises clamping power, a fixed clamping plate and a movable clamping plate, the fixed clamping plate and the movable clamping plate are opposite, the fixed clamping plate is fixedly connected to one of the two opposite vertical connecting plates, and the upper end of the movable clamping plate is slidably connected with a middle guide shaft between the two opposite vertical connecting plates. One end of the clamping power is connected with the movable clamping plate and the other end is connected with the fixed clamping plate or the vertical yoke plate; and the outer surfaces of the fixed clamping plate and the movable clamping plate are elastic flexible buffer layers. The bidirectional clamping mechanism has the effects that bidirectional clamping is firm, and the bidirectional clamping mechanism is suitable for parts with product sizes in a large range.

Description

Technical Field

[0001] The utility model relates to a material moving device for 3C parts, in particular to a grabbing fixture for 3C parts. Background Art

[0002] Currently, 3C products are commonly used equipment in life and production. 3C products include a large number of 3C parts, which are usually transferred by adsorption fixtures. The defects are: first, there is a risk that 3C parts are easily dropped during the movement of the adsorption fixture, causing damage to the parts and increasing the defective rate; second, the adsorption fixture has a small suction force and is only suitable for small parts, not for larger parts. Otherwise, it is easy to cause the phenomenon of failure to absorb due to insufficient adsorption force; third, the size variation range of the object of the adsorption fixture is small, and some small or oversized parts cannot be adsorbed. Utility Model Content

[0003] In order to solve one or more of the above problems, the utility model provides a gripping fixture for 3C parts.

[0004] According to one aspect of the utility model, the 3C parts grabbing fixture comprises: an upper seat, a vertical connecting plate and a plurality of clamping claw assemblies;

[0005] The upper seat is a box plate structure with a hollow interior, and includes two mutually parallel side connecting plates, and the upper seat is connected to the moving device;

[0006] The upper ends of a plurality of vertical connecting plates are vertically connected to two side connecting plates on both sides, and the inner walls of the two vertical connecting plates are vertically connected via at least one middle guide shaft;

[0007] The clamping jaw assembly includes a clamping power and a relative fixed clamping plate and a movable clamping plate. The fixed clamping plate is fixedly connected to one of the two relative vertical connecting plates, and the upper end of the movable clamping plate is slidably connected to the middle guide shaft between the two relative vertical connecting plates; one end of the clamping power is connected to the movable clamping plate and the other end is connected to the fixed clamping plate or the vertical connecting plate; the outer surfaces of the fixed clamping plate and the movable clamping plate are elastic and flexible buffer layers;

[0008] The moving device drives the clamping claw assembly to move to the 3C part to be clamped, the clamping power is started, and the moving clamping plate moves toward the fixed clamping plate, thereby clamping and fixing the 3C part.

[0009] In some embodiments, the clamping power is located in a cavity between two opposite vertical connecting plates, the rear end of the fixed end of the clamping power is threadedly detachably connected to the inner wall of a vertical connecting plate, and its telescopic end is threadedly connected to the upper end of the movable clamping plate.

[0010] In some embodiments, the clamping power is located outside the cavity between two opposite vertical connecting plates, the front end thread of the fixed end of the clamping power is detachably connected to the inner wall of a vertical connecting plate, and its telescopic end passes through the through hole of the vertical connecting plate and is threadedly connected to the upper end of the movable clamping plate.

[0011] In some embodiments, the ends of the opposite surfaces of the movable clamping plate and the fixed clamping plate respectively extend vertically inward to form opposite positioning plates.

[0012] In some embodiments, the sliding hole of the movable clamping plate and the middle guide shaft are connected with an equal diameter gap or through a linear bearing.

[0013] In some embodiments, when the movable clamping plate and the middle guide shaft are connected with an equal-diameter gap, the sliding hole of the movable clamping plate is a square through hole or a regular hexagonal through hole, and the middle guide shaft is a corresponding square shaft or a regular hexagonal shaft.

[0014] In some embodiments, the clamping power is any one of a servo electric cylinder, a linear module, and a double-rod cylinder;

[0015] Or the moving device is a three-axis moving module or a robot.

[0016] In some embodiments, the flexible buffer layer is made of plastic or rubber.

[0017] In some embodiments, a vertically downward proximity switch is further provided at the lower end of the side link plate;

[0018] In some embodiments, a pressure sensor is further provided on the movable clamping plate.

[0019] The gripping fixture for 3C parts adopts a relative clamping and material taking method, and its beneficial effects are: first, the two-way clamping is firm, and it is stable and does not fall off during movement, thus avoiding the phenomenon of poor movement and improving the product yield rate; second, the clamping structure has an adjustable clamping force, and heavy weight products are clamped firmly; third, the clamping structure has a large product size range and is suitable for parts of different sizes, and has a wide range of uses; fourth, a central guide shaft is adopted, and the clamping action is stable and reliable without deviation; fifth, an elastic flexible buffer layer is provided, which can effectively protect the product surface and prevent the product from being clamped. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 A schematic diagram of a front view of a gripping fixture for 3C parts according to an embodiment of the utility model (I);

[0021] Figure 2 for Figure 1 A partially enlarged schematic diagram of a gripping fixture for 3C parts is shown;

[0022] Figure 3 for Figure 1The diagram shows an enlarged left view of a gripping fixture for 3C parts;

[0023] Figure 4 for Figure 1 A schematic diagram of a front view of a gripping fixture for 3C parts (II);

[0024] Upper seat 1, side connecting plate 10; vertical connecting plate 2;

[0025] Clamping jaw assembly 3, clamping power 30, fixed clamping plate 31, movable clamping plate 32, positioning plate 33, reinforcement connection end 34, pressure sensor 35;

[0026] Middle guide shaft 4; linear bearing 5; proximity switch 6. DETAILED DESCRIPTION

[0027] The present invention is further described in detail below in conjunction with the accompanying drawings. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the accompanying drawings, and the words "inner" and "outer" refer to directions toward or away from the geometric center of a specific component, respectively.

[0028] Figures 1 to 4 A 3C part grabbing fixture according to an embodiment of the utility model is schematically shown. As shown in the figure, the 3C part grabbing fixture comprises: an upper seat 1, a vertical connecting plate 2 and a plurality of clamping jaw assemblies 3;

[0029] The upper seat 1 is a box plate structure with a hollow interior. The upper seat 1 includes two side connecting plates 10 which are parallel to each other. The upper seat 1 is connected to a moving device. Preferably, the moving device is a three-axis moving module or a manipulator.

[0030] The upper ends of the plurality of vertical connecting plates 2 are vertically connected to two side connecting plates 10, and the inner walls of the two vertical connecting plates 2 are vertically connected via at least one middle guide shaft 4;

[0031] The clamping jaw assembly 3 includes a clamping power 30 and a relative fixed clamping plate 31 and a movable clamping plate 32. The clamping power 30 is preferably any one of a servo electric cylinder, a linear module and a double-rod cylinder. The fixed clamping plate 31 is fixedly connected to one of the two relative vertical connecting plates 2, and the upper end of the movable clamping plate 32 is slidably connected to the middle guide shaft 4 between the two relative vertical connecting plates 2;

[0032] One end of the clamping power 30 is connected to the movable clamp plate 32 and the other end is connected to the fixed clamp plate 31 or the vertical connecting plate 2; the outer surface of the fixed clamp plate 31 and the movable clamp plate 32 is an elastic flexible buffer layer, preferably, the flexible buffer layer is made of plastic or rubber material.

[0033] The moving device drives the clamping jaw assembly 3 to move to the 3C part to be clamped, the clamping power 30 is started, and the moving clamping plate 32 moves toward the fixed clamping plate 31, thereby clamping and fixing the 3C part.

[0034] The gripping fixture for 3C parts adopts a relative clamping and material taking method, and its beneficial effects are: first, the two-way clamping is firm, and it is stable and does not fall off during movement, thus avoiding the phenomenon of poor movement and improving the product yield rate; second, the clamping structure has an adjustable clamping force, and heavy weight products are clamped firmly; third, the clamping structure has a large product size range and is suitable for parts of different sizes, and has a wide range of uses; fourth, the middle guide shaft 4 is adopted, and the clamping action is stable and reliable without deviation; fifth, an elastic flexible buffer layer is provided, which can effectively protect the product surface and prevent the product from being clamped.

[0035] Further, if Figure 1 As shown, the clamping power 30 is located in the cavity between two opposite vertical connecting plates 2, the rear end of the fixed end of the clamping power 30 is threadedly connected to the inner wall of one vertical connecting plate 2, and the telescopic end is threadedly connected to the upper end of the movable clamping plate 32. The beneficial effect is that the structure is simple and easy to install.

[0036] Further, if Figure 4 As shown, the clamping power 30 is located outside the cavity between the two opposite vertical connecting plates 2, the front end of the fixed end of the clamping power 30 is detachably connected to the inner wall of one vertical connecting plate 2 by thread, and the telescopic end thereof passes through the through hole of the vertical connecting plate 2 and is threadedly connected to the upper end of the movable clamping plate 32. The beneficial effects are: the structure is small in size, the overall structure is compact, and more products can be clamped in the same volume.

[0037] Further, if Figure 4 As shown, the ends of the opposite surfaces of the movable clamping plate 32 and the fixed clamping plate 31 extend vertically inward to form opposite positioning plates 33. The beneficial effect is that the positioning plates 33 can position the product, prevent the product from falling, and further ensure the safety of the product.

[0038] Preferably, the sliding hole of the movable clamping plate 32 and the middle guide shaft 4 are connected with equal diameter clearance or connected through a linear bearing 5. The beneficial effect is that the structure can ensure the accuracy of linear movement and prevent jamming.

[0039] Preferably, when the movable clamping plate 32 and the middle guide shaft 4 are connected with equal diameter gap, the sliding hole of the movable clamping plate 32 is a square through hole or a regular hexagonal through hole, and the middle guide shaft 4 is a corresponding square shaft or a regular hexagonal shaft. The beneficial effect is that the middle guide shaft 4 with a special-shaped structure can prevent the movable clamping plate 32 from deflecting and ensure the accuracy of clamping.

[0040] Preferably, the fixed clamping plate 31 and the movable clamping plate 32 are made of plastic material. The beneficial effect is that the plastic product has a certain elasticity and is relatively light, and is suitable for use in a corrosive environment.

[0041] Preferably, the fixed clamping plate 31 and the movable clamping plate 32 are made of metal, and the outer surface of the substrate is provided with a flexible buffer layer of plastic or rubber material. In a preferred embodiment, the substrate is a steel plate, and the surface of the substrate is plasticized to form a flexible layer. The beneficial effect is that the structure can ensure the rigidity of the product, prevent deformation, and ensure that it is suitable for use in a corrosive environment.

[0042] Furthermore, the substrate surface is also provided with convex and concave reinforcing connection ends 34, which are evenly distributed grooves or spherical protrusions or convex columns. The beneficial effect is that the reinforcing connection ends 34 can further improve the connection strength between the two.

[0043] Furthermore, a vertically downward proximity switch 6 is provided at the lower end of the side connecting plate 10; the beneficial effect thereof is that the proximity switch 6 can prevent the product from contacting the upper side connecting plate 10 and being damaged.

[0044] Furthermore, a pressure sensor 35 is also provided on the movable clamping plate 32. The beneficial effect is that the pressure sensor 35 can control the clamping position to prevent the product from being damaged due to excessive clamping.

[0045] Furthermore, the fixing clamp plate 31 and the side connecting plate 10 are integrally arranged or detachably connected by threads.

[0046] Preferably, a plurality of vertical connecting plates 2 are arranged at equal intervals, and a clamping claw assembly 3 is respectively connected under each of the adjacent vertical connecting plates 2. The beneficial effect is that the structure can clamp more products.

[0047] Preferably, the upper seat 1 and the vertical connecting plate 2 are both made of a metal base material with a plastic-coated corrosion-resistant material.

[0048] The above are only some embodiments of the present invention. For those skilled in the art, several modifications and improvements can be made without departing from the inventive concept of the present invention, which all belong to the protection scope of the present invention.

Claims

1. A gripping fixture for 3C parts, characterized in that: It comprises: an upper seat (1), a vertical connecting plate (2) and a plurality of clamping jaw assemblies (3); The upper seat (1) is a box plate structure with a hollow interior, and the upper seat (1) comprises two mutually parallel side connecting plates (10). The upper seat (1) is connected to a moving device; The upper ends of a plurality of the vertical connecting plates (2) are vertically connected to two side connecting plates (10) at both sides, and the inner walls of the two vertical connecting plates (2) are vertically connected via at least one middle guide shaft (4); The clamping jaw assembly (3) comprises a clamping power (30) and a relative fixed clamping plate (31) and a movable clamping plate (32); the fixed clamping plate (31) is fixedly connected to one of the two relative vertical connecting plates (2); the upper end of the movable clamping plate (32) is slidably connected to the middle guide shaft (4) between the two relative vertical connecting plates (2); one end of the clamping power (30) is connected to the movable clamping plate (32) and the other end is connected to the fixed clamping plate (31) or the vertical connecting plate (2); the outer surfaces of the fixed clamping plate (31) and the movable clamping plate (32) are elastic and flexible buffer layers; The moving device drives the clamping jaw assembly (3) to move to the 3C part to be clamped, the clamping power (30) is started, and the moving clamping plate (32) moves towards the fixed clamping plate (31), thereby clamping and fixing the 3C part.

2. A 3C parts grabbing fixture according to claim 1, characterized in that: The clamping power (30) is located in the cavity between the two opposite vertical connecting plates (2), and the rear end of the fixed end of the clamping power (30) is threadedly connected to the inner wall of one of the vertical connecting plates (2) in a detachable manner, and the telescopic end is threadedly connected to the upper end of the movable clamping plate (32).

3. A 3C parts grabbing fixture according to claim 1, characterized in that: The clamping power (30) is located outside the cavity between the two opposite vertical connecting plates (2), and the front end thread of the fixed end of the clamping power (30) is detachably connected to the inner wall of one of the vertical connecting plates (2), and its telescopic end passes through the through hole of the vertical connecting plate (2) and is threadedly connected to the upper end of the movable clamping plate (32).

4. A 3C parts grabbing fixture according to claim 2 or 3, characterized in that: The ends of the opposite surfaces of the movable clamping plate (32) and the fixed clamping plate (31) respectively extend vertically inwards to form opposite positioning platforms (33).

5. A 3C parts grabbing fixture according to claim 2 or 3, characterized in that: The sliding hole of the movable clamping plate (32) and the middle guide shaft (4) are connected with an equal diameter gap or through a linear bearing (5).

6. A 3C parts grabbing fixture according to claim 5, characterized in that: When the movable clamping plate (32) and the middle guide shaft (4) are connected with an equal-diameter gap, the sliding hole of the movable clamping plate (32) is a square through hole or a regular hexagonal through hole, and the middle guide shaft (4) is a corresponding square shaft or a regular hexagonal shaft.

7. A 3C parts grabbing fixture according to any one of claims 1 to 6, characterized in that: The clamping power (30) is any one of a servo electric cylinder, a linear module and a double-rod cylinder; Or the moving device is a three-axis moving module or a robot.

8. The 3C parts grabbing fixture according to claim 1, characterized in that: The flexible buffer layer is made of plastic or rubber.

9. The 3C parts grabbing fixture according to claim 1, characterized in that: The lower end of the side connecting plate (10) is also provided with a proximity switch (6) pointing vertically downward.

10. The 3C parts grabbing fixture according to claim 1, characterized in that: The movable clamping plate (32) is also provided with a pressure sensor (35).

Images