Automatic part clamping device

Abstract

The utility model provides an automatic part clamping device which comprises a mounting plate, the bottom of the mounting plate is fixedly connected with two air cylinders, and the bottoms of the two air cylinders are jointly and fixedly connected with a fixing frame; and the clamping assembly comprises a bottom plate, and the bottom plate is fixedly connected to the bottom of the fixing frame. According to the automatic part clamping device, firstly, the device is installed at a proper position, when a part needs to be clamped, a transmission motor drives a threaded rod to rotate, and the threaded rod rotates to enable a threaded sleeve to slide up and down along the outer portion of the threaded rod; when a threaded sleeve slides up and down, a disc and three sliding columns can be driven to slide up and down along the interior of a bottom plate, three clamping jaws can be pulled to rotate along the interiors of three fixing plates through linkage of three connecting plates, the three clamping jaws are made to clamp parts synchronously, and through three-face stress of the three clamping jaws, the parts can be clamped by the three clamping jaws; the part can be stably clamped, and the stability is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of automatic clamping, and in particular relates to an automatic parts clamping device. Background Art

[0002] Parts are used in all kinds of machines, such as gears, shafts, bearings, bolts, screws, keys, bands, springs, pins, etc. These parts usually have standardized sizes and shapes and can be used interchangeably in different machines and equipment.

[0003] The existing authorized public number is CN210519373U, which discloses an automatic clamping device for cylindrical parts of electronic motherboards, including: a housing, a screw, a first slider, a motor, a first telescopic rod and a first cylinder, one side of the screw is equipped with a motor through a rotating shaft, the outer wall of the screw is provided with a threaded slider, and the top of the threaded slider is provided with a connecting block, and both sides of one end of the connecting block are provided with slide rails, the top of the first connecting rod is provided with a second cylinder, and the bottom of the second cylinder is provided with a suspension, one end of the hollow slot plate is provided with a second telescopic rod, and one end of the second telescopic rod is fixedly connected to one end of the first slider. The utility model realizes that the first slider is fixedly connected to both sides of the clamping block through limit blocks, and limit blocks are provided on both sides of the first slider, and limit slots are provided on both sides of the hollow slot plate, so that the device can automatically clamp parts of different diameters. However, when the above-mentioned automatic clamping device for cylindrical parts of electronic motherboards is clamping, only the two opposite sides are subjected to force through two opposite clamps, and the stability is poor, which affects the efficiency of clamping the parts. Therefore, it is necessary to provide an automatic clamping device for parts to solve the above-mentioned problem. Utility Model Content

[0004] The technical content of the utility model is to provide an automatic parts clamping device.

[0005] In order to solve the above problems, the utility model provides an automatic parts clamping device, comprising: a mounting plate, the bottom of the mounting plate is fixedly connected to two cylinders, and the bottoms of the two cylinders are commonly fixedly connected to a fixing frame; a clamping assembly, the clamping assembly comprises a bottom plate, and the bottom plate is fixedly connected to the bottom of the fixing frame. First, the device is installed in a suitable position. When it is necessary to clamp the parts, the threaded rod is driven to rotate by a transmission motor. The rotation of the threaded rod will cause the threaded sleeve to slide up and down along the outside of the threaded rod. When the threaded sleeve slides up and down, it will drive the disc and three sliding columns to slide up and down along the inside of the bottom plate. Through the linkage of the three connecting plates, the three clamping claws will be pulled to rotate along the inside of the three fixing plates respectively, so that the three clamping claws can complete the clamping operation on the parts synchronously. Through the three-sided force of the three clamping claws, the parts can be firmly clamped to improve the stability. When the device is installed, the mounting plate can be firmly installed through screws, and at the same time, the elastic force of the reset spring can act in the opposite direction on the outside of the screw, so that the screw will not loosen and fall off easily.

[0006] As a further solution of the utility model, the clamping assembly also includes three fixed plates, which are fixedly connected to the bottom of the base plate at equal distances, and the interiors of the three fixed plates are rotatably connected with clamping claws, which can rotate along the interiors of the three fixed plates respectively and can clamp the parts together.

[0007] As a further solution of the present invention, the outsides of the three clamps are rotatably connected to connecting plates, the outsides of the connecting plates are rotatably connected to sliding columns, and the sliding columns are slidably connected to the inside of the base plate. The combination of the sliding columns and the connecting plates can control the clamps to rotate along the inside of the fixed plate when the sliding columns slide up and down.

[0008] As a further solution of the utility model, the tops of the three sliding columns are commonly fixedly connected with a disc, the top of the disc is fixedly connected with a threaded sleeve, the threaded sleeve is slidably connected to the inside of the fixed frame and extends to the top of the fixed frame, the disc can synchronously control the lifting and lowering of the three sliding columns, and finally realize the synchronous bending of the three clamps to complete the clamping of the parts.

[0009] As a further solution of the present invention, a sleeve is provided on the outside of the threaded sleeve, and the sleeve is fixedly connected to the top of the fixed frame. A transmission motor is fixedly connected to the top of the sleeve, and a threaded rod is fixedly connected to one end of the output shaft of the transmission motor. The threaded rod extends to the inside of the sleeve and is threadedly connected to the inside of the threaded sleeve. The transmission motor can drive the threaded rod to rotate, and the rotation of the threaded rod will cause the threaded sleeve to slide up and down along the outside of the threaded rod.

[0010] As a further solution of the present invention, the transmission motor is externally equipped with a control panel and a sensor, so that it can realize automated operation, and the transmission motor can rotate forward and reverse, so that the three clamps can complete the clamping and removal of the parts.

[0011] As a further solution of the present invention, three threaded holes are provided inside the mounting plate, and screws are rotatably connected inside the three threaded holes, and the screws can facilitate the fixing of the mounting plate.

[0012] As a further solution of the present invention, a reset spring is sleeved on the outside of the three screws, and the elastic force of the reset spring can act on the screw in the opposite direction, so that the screw will not loosen or fall off easily after being tightened.

[0013] In summary, the utility model includes at least the following beneficial technical effects:

[0014] First, the utility model records that the device is first installed in a suitable position. When the parts need to be clamped, the transmission motor is used to drive the threaded rod to rotate. The rotation of the threaded rod will cause the threaded sleeve to slide up and down along the outside of the threaded rod. When the threaded sleeve slides up and down, it will drive the disc and three sliding columns to slide up and down along the inside of the bottom plate. Through the linkage of the three connecting plates, the three clamping jaws will be pulled to rotate along the inside of the three fixed plates respectively, and the three clamping jaws will synchronously complete the clamping operation on the parts. By applying force on three sides of the three clamping jaws, the parts can be firmly clamped and the stability is improved.

[0015] Second, the utility model records an automatic parts clamping device. When the device is installed, the mounting plate can be stably installed through screws, and the elastic force of the reset spring can act in the opposite direction on the outside of the screw, so that the screw will not loosen and fall off easily. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to facilitate understanding by those skilled in the art, the present invention is further described below in conjunction with the accompanying drawings.

[0017] Figure 1 This is a schematic diagram of the external structure of an automatic parts clamping device of the utility model;

[0018] Figure 2 This is a schematic diagram of the internal structure of a sleeve of an automatic parts clamping device of the utility model;

[0019] Figure 3 This is a schematic diagram of the disassembled structure of the clamping claws of an automatic parts clamping device of the utility model;

[0020] Figure 4 The utility model is a schematic diagram of the external structure of the mounting plate and screws of an automatic parts clamping device.

[0021] Figure numerals: 1, mounting plate; 2, cylinder; 3, fixing frame; 4, base plate; 5, fixing plate; 6, clamping claw; 7, sleeve; 8, threaded rod; 9, transmission motor; 10, threaded sleeve; 11, disc; 12, sliding column; 13, connecting plate; 14, threaded hole; 15, screw; 16, return spring. DETAILED DESCRIPTION

[0022] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 . A part automatic clamping device comprises: a mounting plate 1, two cylinders 2 are fixedly connected to the bottom of the mounting plate 1, and a fixing frame 3 is fixedly connected to the bottom of the two cylinders 2; a clamping assembly, the clamping assembly comprises a bottom plate 4, and the bottom plate 4 is fixedly connected to the bottom of the fixing frame 3. First, the device is installed in a suitable position. When the part needs to be clamped, the threaded rod 8 is driven to rotate by a transmission motor 9. The rotation of the threaded rod 8 will cause the threaded sleeve 10 to slide up and down along the outside of the threaded rod 8. When the threaded sleeve 10 slides up and down, it will drive a disc 11 and three sliding columns 12 to slide up and down along the inside of the bottom plate 4. Through the linkage of three connecting plates 13, three clamping jaws 6 are pulled to rotate along the inside of three fixing plates 5 respectively, so that the three clamping jaws 6 complete the clamping operation on the part synchronously. Through the three-sided force of the three clamping jaws 6, the part can be firmly clamped to improve the stability. When the device is installed, the mounting plate 1 can be firmly installed through the screw 15, and at the same time, the elastic force of the reset spring 16 can act in the opposite direction on the outside of the screw 15, so that the screw 15 will not be easily loosened and fall off.

[0023] The clamping assembly also includes three fixing plates 5, which are fixedly connected to the bottom of the bottom plate 4 at equal distances, and the insides of the three fixing plates 5 are rotatably connected with clamping claws 6, and the three clamping claws 6 can rotate along the insides of the three fixing plates 5 respectively, and can clamp the parts together;

[0024] The outsides of the three clamping jaws 6 are all rotatably connected to the connecting plates 13, and the outsides of the connecting plates 13 are rotatably connected to the sliding posts 12, and the sliding posts 12 are slidably connected to the inside of the bottom plate 4. The combination of the sliding posts 12 and the connecting plates 13 can control the clamping jaws 6 to rotate along the inside of the fixed plate 5 when the sliding posts 12 slide up and down;

[0025] The tops of the three slide posts 12 are fixedly connected with a disc 11, and the top of the disc 11 is fixedly connected with a threaded sleeve 10. The threaded sleeve 10 is slidably connected to the inside of the fixed frame 3 and extends to the top of the fixed frame 3. The disc 11 can synchronously control the lifting and lowering of the three slide posts 12, and finally realize the synchronous bending of the three clamping jaws 6 to complete the clamping of the parts;

[0026] The outer sleeve of the threaded sleeve 10 is provided with a sleeve 7, which is fixedly connected to the top of the fixed frame 3, and the top of the sleeve 7 is fixedly connected to a transmission motor 9, and one end of the output shaft of the transmission motor 9 is fixedly connected to a threaded rod 8, which extends to the inside of the sleeve 7 and is threadedly connected to the inside of the threaded sleeve 10. The transmission motor 9 can drive the threaded rod 8 to rotate, and the rotation of the threaded rod 8 will cause the threaded sleeve 10 to slide up and down along the outside of the threaded rod 8;

[0027] The transmission motor 9 is externally equipped with a control panel and a sensor, so that it can realize automatic operation, and the transmission motor 9 can make the three clamping claws 6 complete the clamping and shedding of the parts through forward and reverse rotation;

[0028] It should be noted that the utility model first installs the device in a suitable position. When the part needs to be clamped, the transmission motor 9 drives the threaded rod 8 to rotate. The rotation of the threaded rod 8 will cause the threaded sleeve 10 to slide up and down along the outside of the threaded rod 8. When the threaded sleeve 10 slides up and down, it will drive the disc 11 and the three sliding columns 12 to slide up and down along the inside of the bottom plate 4. Through the linkage of the three connecting plates 13, the three clamping jaws 6 will be pulled to rotate along the inside of the three fixed plates 5 respectively, and the three clamping jaws 6 will complete the clamping operation on the part synchronously. By applying force on three sides of the three clamping jaws 6, the part can be firmly clamped and the stability is improved.

[0029] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 An automatic gripping device for parts, wherein three threaded holes 14 are provided inside a mounting plate 1, and screws 15 are rotatably connected inside the three threaded holes 14, and the screws 15 can facilitate fixing of the mounting plate 1;

[0030] The three screws 15 are all sleeved with a return spring 16, and the elastic force of the return spring 16 can act on the screw 15 in the reverse direction, so that the screw 15 will not loosen or fall off easily after being tightened;

[0031] It should be noted that, in the present invention, when the device is installed, the mounting plate 1 can be stably installed by means of the screws 15, and at the same time, the elastic force of the return spring 16 can act in reverse on the outside of the screw 15, so that the screw 15 will not loosen or fall off easily.

[0032] Although the embodiments of the present invention have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations or direct or indirect applications may be made to these embodiments without departing from the principles and spirit of the present invention. In other related technical fields, the scope of the present invention is defined by the attached claims and their equivalents, which are equally included in the scope of patent protection of the present invention.

Claims

1. A parts automatic gripping device, characterized in that: include: A mounting plate (1), wherein two cylinders (2) are fixedly connected to the bottom of the mounting plate (1), and a fixing frame (3) is fixedly connected to the bottoms of the two cylinders (2); A clamping assembly, the clamping assembly comprising a bottom plate (4), the bottom plate (4) being fixedly connected to the bottom of a fixed frame (3).

2. The automatic parts gripping device according to claim 1, characterized in that: The clamping assembly further comprises three fixing plates (5), wherein the three fixing plates (5) are fixedly connected to the bottom of the base plate (4) at equal distances, and the insides of the three fixing plates (5) are rotatably connected with clamping claws (6).

3. The automatic parts gripping device according to claim 2 is characterized in that: The outsides of the three clamping jaws (6) are all rotatably connected to a connecting plate (13), the outsides of the connecting plates (13) are rotatably connected to a sliding column (12), and the sliding column (12) is slidably connected to the inside of the base plate (4).

4. The automatic parts gripping device according to claim 3 is characterized in that: The tops of the three sliding columns (12) are commonly fixedly connected to a disc (11), the top of the disc (11) is fixedly connected to a threaded sleeve (10), and the threaded sleeve (10) is slidably connected to the inside of the fixed frame (3) and extends to the top of the fixed frame (3).

5. The automatic parts gripping device according to claim 4, characterized in that: The threaded sleeve (10) is externally sleeved with a sleeve (7), the sleeve (7) is fixedly connected to the top of the fixed frame (3), the top of the sleeve (7) is fixedly connected to a transmission motor (9), one end of the output shaft of the transmission motor (9) is fixedly connected to a threaded rod (8), the threaded rod (8) extends to the interior of the sleeve (7) and is threadedly connected to the interior of the threaded sleeve (10).

6. The automatic parts gripping device according to claim 5, characterized in that: The transmission motor (9) is externally combined with a control panel and a sensor.

7. The automatic parts gripping device according to claim 1, characterized in that: Three threaded holes (14) are provided inside the mounting plate (1), and screws (15) are rotatably connected inside the three threaded holes (14).

8. The automatic parts gripping device according to claim 7, characterized in that: The outsides of the three screws (15) are all sleeved with return springs (16).

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