Automatic assembling device

Abstract

The utility model provides an automatic assembling device. The automatic assembling device comprises a rack, the feeding mechanism comprises a first vibration disc and a second vibration disc; the material distributing mechanism comprises a first guide rail, a first sliding block and a second sliding block, the first guide rail is horizontally and fixedly connected with the mounting plate, and the first sliding block and the second sliding block are in sliding connection with the first guide rail; the first sliding block is provided with a first material distributing groove, the second sliding block is provided with a second material distributing groove, the first material distributing groove is communicated with a discharging port of the first vibration disc, and the second material distributing groove is communicated with a discharging port of the second vibration disc. The grabbing mechanism comprises a second guide rail, a third guide rail, a third sliding block, a fourth sliding block, a grabbing hand, a crank and a motor; the first material distributing groove, the second material distributing groove and the gripper are located on the same plane. The finished product frame is located below the interval between the first sliding block and the second sliding block. The technical problems that in the prior art, quality is unstable, the assembling speed is low, and skilled workers are relied on are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of operation transportation, especially the field of machinery for assembling various different components into a combined unit, in particular to an automatic assembly device. BACKGROUND

[0002] The cable joint hole of an electrical product usually needs to be plugged with a sealing plug when not being threaded to ensure sealing effect. A commonly used sealing plug is composed of a rubber bushing and a plastic plugging piece, which are assembled by inserting the plastic plugging piece into the rubber bushing. In the prior art, the sealing plug is assembled manually.

[0003] However, manual assembly has the following defects:

[0004] 1. The plugging piece has certain requirements for sealing performance, and the installation precision determines the pros and cons of the sealing performance. The assembly precision is affected by manual work and fluctuates, thereby affecting the sealing effect and causing unstable quality.

[0005] 2. The assembly quality and speed depend on the manual assembly speed, which is slow. Based on the consideration of product quantity and efficiency, it is difficult to meet the production demand.

[0006] 3. Manual assembly relies on skilled workers, and the labor cost is high, and it is difficult to recruit workers. CONTENT OF THE UTILITY MODEL

[0007] The utility model aims to provide an automatic assembly device, which solves the technical problems of unstable quality, slow assembly speed and reliance on skilled workers in the prior art.

[0008] An automatic assembly device, comprising a rack, the rack comprising a cabinet and a feeding table, the feeding table being arranged in front of the cabinet, a mounting cavity being formed in the front side of the cabinet, the top surface of the feeding table being lower than the bottom surface of the mounting cavity, a mounting plate being arranged in the mounting cavity, the mounting plate being perpendicular to the bottom surface of the mounting cavity; a feeding mechanism, the feeding mechanism comprising a first vibrating disc and a second vibrating disc; the first vibrating disc and the second vibrating disc being respectively installed on the top surface of the feeding table on both sides; a distribution mechanism, the distribution mechanism comprising a first guide rail, a first sliding block and a second sliding block, the rear side of the first guide rail being horizontally fixedly connected with the bottom of the front side of the mounting plate, the first sliding block and the second sliding block being slidingly connected with the front side of the first guide rail; a first distribution groove being formed in the front side top of the first sliding block, a second distribution groove being formed in the front side top of the second sliding block, the first distribution groove being communicated with the discharge port of the first vibrating disc, the second distribution groove being communicated with the discharge port of the second vibrating disc; a grabbing mechanism, the grabbing mechanism comprising a second guide rail, a third guide rail, a third sliding block, a fourth sliding block, a gripper, a crank and a motor; the second guide rail being horizontally fixedly connected with the upper portion of the front side of the mounting plate, the third sliding block being slidingly connected with the front side of the second guide rail, the fourth sliding block being fixedly connected with the front side of the third sliding block, the front side of the fourth sliding block being slidingly connected with the lower portion of the rear side of the third guide rail in the vertical direction, the front side bottom of the third guide rail being fixedly connected with the gripper; one end of the front side of the crank being rotatably connected with the upper portion of the rear side of the third guide rail through a rotating shaft, the other end of the rear side of the crank being rotatably connected with the mounting plate and fixedly connected with the output shaft of the motor, the motor being installed on the rear side of the mounting plate; the first distribution groove, the second distribution groove and the gripper being located on the same plane; a finished product frame being located below the first sliding block and the second sliding block.

[0009] Further, the gripper is driven to open and close by a gas cylinder, and recesses that can be matched with each other are formed at the joint of the two gripper claws of the gripper.

[0010] Further, the workpiece placed in the first vibrating disc is a rubber bushing, and the workpiece placed in the second vibrating disc is a plastic plug.

[0011] Further, the first vibrating disc and the second vibrating disc are symmetrically arranged.

[0012] Compared with the prior art, the effect of the utility model is positive and obvious.

[0013] 1. The utility model discloses a gripper mechanism, which can install the parts in the second distribution groove on the parts in the first distribution groove, so that the precision is high, and the quality is stable.

[0014] 2. The rhythm of the product is about 3-5 seconds per piece, which replaces the original manual operation and manual assembly, and the product is suitable for completely replacing manual assembly and improving the assembly efficiency to 2 seconds per piece.

[0015] 3. The gripper mechanism, feeding mechanism and distributing mechanism of the utility model are matched, completely separated from manual participation, and free from dependence on skilled workers. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The structure schematic diagram of the embodiment in the utility model.

[0017] Figure 2 The front structure schematic diagram of the embodiment in the utility model.

[0018] Figure 3 The structure schematic diagram of the distributing mechanism and the gripper mechanism of the embodiment in the utility model.

[0019] Figure 4 The structure schematic diagram of the bushing and the plugging piece of the embodiment in the utility model.

[0020] Figure 5 The assembly schematic diagram of the bushing and the plugging piece of the embodiment in the utility model.

[0021] In the drawing: 1, rack; 101, cabinet, 102, feeding table; 103, installation cavity; 104, installation plate; 2, feeding mechanism; 201, first vibration disc; 202, second vibration disc; 3, distributing mechanism; 301, first guide rail; 302, first sliding block; 303, second sliding block; 304, first distributing groove; 305, second distributing groove; 4, gripper mechanism; 401, second guide rail; 402, third guide rail; 403, third sliding block; 404, fourth sliding block; 405, gripper; 406, crank; 5, control box; 6, motor; 7, bushing; 8, plugging piece; 9, finished product frame. DETAILED DESCRIPTION

[0022] The following embodiments will further illustrate the utility model, but do not limit the utility model.

[0023] As Figures 1 to 5As shown, the embodiment provides an automatic assembly device, which comprises a rack 1, the rack 1 comprises a cabinet 101 and a feeding table 102, the cabinet 101 and the feeding table 102 are placed on the ground, the feeding table 102 is arranged in front of the cabinet 101, an inner recessed mounting cavity 103 is formed in the front side of the cabinet 101, the top surface of the feeding table 102 is lower than the bottom surface of the mounting cavity 103, a mounting plate 104 is fixedly connected in the mounting cavity 103, and the mounting plate 104 is perpendicular to the bottom surface of the mounting cavity 103 and the inner side wall of the mounting cavity 103. In the embodiment, the mounting plate 104 is divided into upper and lower two parts, the upper mounting plate 104 is used for mounting a grabbing mechanism 4, and the lower mounting plate 104 is used for mounting a distributing mechanism 3.

[0024] The automatic assembly device comprises a feeding mechanism 2, the feeding mechanism 2 comprises first and second vibrating discs 201 and 202, and the first and second vibrating discs 201 and 202 are respectively arranged on the top surface of the feeding table 102. A plurality of rubber bushings 7 are arranged in the first vibrating disc 201, and a plurality of plastic plug members 8 are arranged in the second vibrating disc 202; and the first and second vibrating discs 201 and 202 are symmetrically arranged left and right around the feeding table 102. The vibrating disc is a mature prior art, which pushes the workpieces in the vibrating disc out of the discharge port in sequence through vibration, so as to realize the feeding effect.

[0025] The automatic assembly device comprises a distributing mechanism 3, the distributing mechanism 3 comprises a first guide rail 301, first and second sliding blocks 302 and 303, the rear side of the first guide rail 301 is horizontally fixedly connected with the bottom of the front side of the lower mounting plate 104, the first and second sliding blocks 302 and 303 are slidingly connected with the front side of the first guide rail 301, so as to realize the sliding effect of the first and second sliding blocks 302 and 303 along the first guide rail 301; and the first and second sliding blocks 302 and 303 are respectively driven to slide by a cylinder.

[0026] A first distributing groove 304 is formed in the front top of the first sliding block 302, and a second distributing groove 305 is formed in the front top of the second sliding block 303, the size of the first distributing groove 304 is matched with that of the rubber bushing 7, and the size of the second distributing groove 305 is matched with that of the plastic plug member 8.

[0027] The first distributing groove 304 is communicated with the discharge port of the first vibrating disc 201, and the second distributing groove 305 is communicated with the discharge port of the second vibrating disc 202. The rubber bushing 7 in the first vibrating disc 201 enters the first distributing groove 304 through the discharge port of the first vibrating disc 201, the plastic plug member 8 in the second vibrating disc 202 enters the second distributing groove 305 through the discharge port of the second vibrating disc 202, and the first and second sliding blocks 302 and 303 slide towards each other along the first guide rail 301, so as to individually distribute the parts in the first and second distributing grooves 304 and 305 from the discharge port, thereby realizing the cutting effect.

[0028] The device comprises a grabbing mechanism 4, which comprises a second guide rail 401, a third guide rail 402, a third sliding block 403, a fourth sliding block 404, a grabber 405, a crank 406 and a motor 6; the second guide rail 401 is horizontally fixed to the upper part of the front side of the mounting plate 104, the third sliding block 403 is slidably connected to the front side of the second guide rail 401, the fourth sliding block 404 is fixed to the front side of the third sliding block 403, the front side of the fourth sliding block 404 is slidably connected to the lower part of the rear side of the third guide rail 402 in the vertical direction, and the front side bottom of the third guide rail 402 is fixed to the grabber 405; the upper part of the rear side of the third guide rail 402 is rotatably connected to one end of the front side of the crank 406 through a rotating shaft, the other end of the rear side of the crank 406 is rotatably connected to the mounting plate 104 and fixed to the output shaft of the motor 6, and the motor 6 is fixedly installed on the rear side of the mounting plate 104.

[0029] The motor 6 is a stepping motor 6, which can rotate in both directions; when the output shaft of the motor 6 rotates, it drives the crank 406 to rotate around the output shaft of the motor 6, thereby driving the connecting part of the crank 406 and the third guide rail 402 to make a circular motion around the output shaft of the motor 6, driving the third guide rail 402 to slide longitudinally along the fourth sliding block 404, driving the third sliding block 403 to slide transversely along the second guide rail 401, and thereby making the grabber 405 at the end of the third guide rail 402 make a circular arc motion to realize reciprocating lifting.

[0030] The two ends of the circular arc motion of the grabber 405 are close to the positions of the first and second distribution grooves 304 and 305, respectively; when the grabber 405 falls on the left end of the circular arc motion, the grabber 405 is located directly above the first distribution groove 304, when the grabber 405 falls on the right end of the circular arc motion, the grabber 405 is located directly above the second distribution groove 305, and when the grabber 405 is located at the two ends of the circular arc motion, the grabber 405 can be folded to grab the parts in the first or second distribution groove 304 or 305.

[0031] The first and second distribution grooves 304 and 305 and the grabber 405 are located on the same plane, which facilitates the grabbing of the grabber 405 after moving.

[0032] The grabber 405 is driven to open and close by a gas cylinder, and a recess is formed at the folding part of the two clamping jaws in the grabber 405, which is in interference fit with the outer periphery of the plug 8, facilitating the clamping of the plug 8.

[0033] The device comprises a finished product frame 9, which is located below the interval between the first and second sliding blocks 302 and 303.

[0034] The device comprises a control box 5, which is installed on the feeding table 102, and a PLC control system is installed in the control box 5, and each mechanism in the embodiment is controlled by the PLC.

[0035] In this embodiment, the combination structure of the control box 5, the PLC control system, the gripper 405 and the cylinder all adopt the known technical solutions in the prior art, which are well known to those skilled in the art and will not be described here.

[0036] The use method of the embodiment:

[0037] 1. A plurality of rubber bushings 7 are placed in the first vibrating disc 201, and a plurality of plastic plug pieces 8 are placed in the second vibrating disc 202; after the first vibrating disc 201 and the second vibrating disc 202 are turned on, the parts are sequentially arranged and sent to the discharge port through vibration.

[0038] 2. One rubber bushing 7 enters the first distribution groove 304 through vibration from the discharge port of the first vibrating disc 201, and one plastic plug piece 8 enters the second distribution groove 305 through vibration from the discharge port of the second vibrating disc 202.

[0039] 3. The first sliding block 302 and the second sliding block 303 are driven by the cylinder to move towards each other along the first guide rail 301 for a distance, so that the parts in the first distribution groove 304 and the second distribution groove 305 are individually discharged from the respective discharge ports, realizing cutting.

[0040] 4. The output shaft of the motor 6 rotates counterclockwise, driving the crank 406 to rotate, and the crank 406 drives the third guide rail 402 to move to the right and downward, so that the gripper 405 moves above the second distribution groove 305.

[0041] 5. The gripper 405 is closed and clamps the rod-shaped part of the plastic plug piece 8.

[0042] 6. The output shaft of the motor 6 rotates clockwise, the gripper 405 moves to the first distribution groove 304, and the bottom of the plastic plug piece 8 clamped on the gripper 405 is inserted into the rubber bushing 7 during the movement, realizing the assembly of the plastic plug piece 8 and the rubber bushing 7 to form a finished product.

[0043] 7. The output shaft of the motor 6 rotates counterclockwise again, the gripper 405 lifts the combined finished product and moves to the highest middle, that is, above the gap between the first sliding block 302 and the second sliding block 303.

[0044] 8. The gripper 405 is released, and the finished product falls into the finished product frame 9 below through the gap between the first sliding block 302 and the second sliding block 303, and one finished product assembly is completed.

[0045] 9. Steps 1-8 are repeated to realize continuous production.

[0046] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features therein can be replaced equivalently; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. An automatic assembly device characterized by: The machine frame (1) comprises a cabinet (101) and a feeding table (102), the feeding table (102) is arranged in front of the cabinet (101), a mounting cavity (103) is formed in the front side of the cabinet (101), the top surface of the feeding table (102) is lower than the bottom surface of the mounting cavity (103), a mounting plate (104) is arranged in the mounting cavity (103), and the mounting plate (104) is perpendicular to the bottom surface of the mounting cavity (103); The feeding mechanism (2) comprises a first vibrating disc (201) and a second vibrating disc (202), and the first vibrating disc (201) and the second vibrating disc (202) are respectively arranged on the top surface of the feeding table (102) on both sides; The distribution mechanism (3) comprises a first guide rail (301), a first sliding block (302) and a second sliding block (303), the rear side of the first guide rail (301) is horizontally fixed to the bottom of the front side of the mounting plate (104), the first sliding block (302) and the second sliding block (303) are slidably connected to the front side of the first guide rail (301), a first distribution groove (304) is formed in the front top of the first sliding block (302), a second distribution groove (305) is formed in the front top of the second sliding block (303), the first distribution groove (304) is communicated with the discharge port of the first vibrating disc (201), and the second distribution groove (305) is communicated with the discharge port of the second vibrating disc (202); The grabbing mechanism (4) comprises a second guide rail (401), a third guide rail (402), a third sliding block (403), a fourth sliding block (404), a gripper (405), a crank (406) and a motor (6), the upper portion of the front side of the mounting plate (104) is horizontally fixed to the second guide rail (401), the front side of the second guide rail (401) is slidably connected to the third sliding block (403), the front side of the third sliding block (403) is fixedly connected to the fourth sliding block (404), the front side of the fourth sliding block (404) is slidably connected to the lower portion of the rear side of the third guide rail (402) in the vertical direction, the bottom of the front side of the third guide rail (402) is fixedly connected to the gripper (405), the upper portion of the rear side of the third guide rail (402) is rotatably connected to one end of the front side of the crank (406) through a rotating shaft, the other end of the rear side of the crank (406) is rotatably connected to the mounting plate (104) and is fixedly connected to the output shaft of the motor (6), and the motor (6) is arranged on the rear side of the mounting plate (104); the first distribution groove (304), the second distribution groove (305) and the gripper (405) are located on the same plane; The finished product frame (9) is located below the interval between the first sliding block (302) and the second sliding block (303).

2. The automatic assembly device according to claim 1, wherein: ​ The grabber (405) is connected with a cylinder, and a groove is arranged at the joint of two clamps of the grabber (405).

3. The automatic assembly device according to claim 1, characterized in that: A rubber bushing (7) is arranged in the first vibrating disc (201), and a plastic plug (8) is arranged in the second vibrating disc (202); the first distribution groove (304) is matched with the size of the rubber bushing (7), and the second distribution groove (305) is matched with the size of the plastic plug (8).

4. The automatic assembly device according to claim 1, characterized in that: The first vibrating disc (201) and the second vibrating disc (202) are symmetrically arranged.

Images