A rapid positioning device for an automated assembly line

Abstract

A quick positioning device for an automated assembly line, comprising an assembly seat, characterized in that a drive chamber is provided on one side of the assembly seat and two groups of adjustment plates are hinged to one side of the drive chamber; a drive screw is rotatably arranged in the drive chamber and the drive screw is provided with two thread groups with opposite thread directions; the side wall of the adjustment plate is slidably provided with a first hinge block; two groups of drive blocks are slidably provided in the drive chamber and each is connected to two thread groups with opposite thread directions; the other end of the drive block extends through the drive chamber and is connected to the first hinge block; the center of the adjustment plate is additionally hinged to a positioning plate;An electric telescopic rod is attached to one end of the adjustment plate; the rear side wall of the positioning plate is slidably provided with a second hinge block, which is hinged to the free end of the electric telescopic rod; a drive motor is arranged on one side of the drive chamber, and an output shaft is connected to the drive screw.

Description

Technical FieldThe invention relates to the technical field of mechanical manufacturing and more particularly relates to a quick positioning device for an automated assembly line.Background TechnologyThe positioning on the assembly line is one of the core technologies in automated manufacturing, and the positioning accuracy directly affects the product matching accuracy and the mounting efficiency.In the construction of a positioning device, a device can basically only be used for positioning one or more products with a similar appearance. If the product sizes vary widely, the apparatus must be replaced, which greatly increases the cost of the assembly line. Also, changing the positioning devices affects the production efficiency of the production line.Contents of the Utility ModelThe technical problem to be solved by the utility model is that the applicability of the positioning device to the product clamping with a larger differential shape is not strong, and the replacement device for the production line improves the cost of the assembly line and affects the production efficiency.To solve the above technical problems, the invention provides the following technical solutions: The invention discloses a quick positioning device for an automated assembly line, which includes an assembly seat. On one side of the mounting seat, a driving chamber is provided and two groups of adjusting plates are hinged to one side of the driving chamber. A drive screw is rotatably disposed in the drive chamber and the drive screw is provided with two sets of threads having opposite thread directions. The side wall of the adjustment plate is slidably provided with a first hinge block. Two groups of drive blocks are slidably provided in the drive chamber and are connected to two groups of threads having opposite thread directions, respectively. The other end of the drive block passes through the drive chamber and is connected to the first hinge block. The middle of the adjustment plate is additionally connected in an articulated manner to a positioning plate. An electric telescopic rod is attached to one end of the adjustment plate. The rear side wall of the positioning plate is slidably provided with a second hinge block hinged to the free end of the electric telescopic rod. A drive motor is disposed on one side of the drive chamber, and an output shaft is connected to the drive screw.Preferably, four groups of elastic components are arranged in a rectangular shape on the side wall of the positioning plate, and the elastic components include a sliding sleeve arranged on the positioning plate. On one side of the slide sleeve is a slide bar and at the other end of the slide bar there are four sets of positioning blocks. The slide sleeve and the slide rod are sheathed with a return spring, and both ends are connected to the positioning plate and the positioning block, respectively.Preferably, it further comprises an auxiliary gripping rod. A positioning groove is provided on one side of the positioning plate. One side of the auxiliary grip rod is provided with a convex block corresponding to the positioning groove. The convex block and the positioning groove are fixed by screws. The other end of the auxiliary grip rod is provided with a groove, and a rotary disk rotates in the groove. The rotary disk is equipped with a second gripping rod. The rotating disk is provided with a plurality of groups of positioning holes. The auxiliary grip rod and the positioning holes are fixed by the screw connection.Preferably, it further comprises a drive component for fixing the mounting seat. The drive component comprises a fixed base plate and a delimiting frame arranged on the fixed base plate. A slide plate is displaceably arranged in the delimiting frame. On one side of the limiting frame, an electric push rod is provided, the free end of which is connected to the sliding plate. The upper end of the slide plate is secured to the mounting seat by screws.The utility model discloses a quick positioning device for an automated assembly line, which takes on the advantageous effect achieved by adopting the structure as follows:(1) The device is driven by a drive motor which drives the drive block in motion and thereby drives the adjustment plate to achieve a clamping action. The electric telescopic rod drives the positioning plate to achieve secondary clamping, which makes clamping more precise and flexible. The four sets of resilient components and positioning blocks cooperate to flexibly clamp the workpiece, and the pressure sensor monitors the clamping force to prevent damage to the workpiece.(2) The auxiliary gripping rod serves to further adjust the positioning and gripping of workpieces of different sizes, and the drive component can flexibly adjust the horizontal distance of the gripping.Description with DrawingsThe accompanying drawings are provided to provide a further understanding of the present invention and form a part of the specification. In the accompanying drawings: FIG. 1 is the first schematic illustration of the overall structure of the utility model; FIG. 2 is the second schematic diagram of the overall structure of the utility model; FIG. 3 is a schematic illustration of the driving chamber, the adjusting plate and the positioning plate proposed by the utility model; FIG. 4 is a partially enlarged schematic diagram of part A of FIG. 3 ; Fig. 5 is a schematic illustration of an additional gripping rod of the utility model.Among them: 1. mounting seat, 2. driving chamber, 3. adjusting plate, 4. driving screw, 5. driving motor, 6. driving block, 7. positioning plate, 8. electric telescopic rod, 9. sliding sleeve, 10. sliding rod, 11. positioning block, 12. return spring, 13. pressure sensor, 14. auxiliary grip rod, 15. positioning groove, 16. convex block, 17. rotating disk, 18. second grip rod, 19. positioning hole, 20. fixed base plate, 21. limiting frame, 22. sliding plate, 23. electric push rod.The specific embodimentThe technical solution will be described below with reference to the drawings in the exemplary embodiments.Embodiment 1As shown in FIGS. 1 to 5, the technical solution adopted by the utility model is as follows: A quick positioning device for an automated assembly line, which includes an assembly seat 1. On one side of the mounting seat 1, a driving chamber 2 is provided, and two groups of adjusting plates 3 are hinged to one side of the driving chamber 2. A drive screw 4 is rotatably arranged in the drive chamber 2 and the drive screw 4 is provided with two groups of threads having opposite thread directions. The side wall of the adjusting plate 3 is slidably provided with a first hinge block. Two groups of drive blocks 6 are slidably provided in the drive chamber 2 and are connected to two groups of threads having opposite thread directions, respectively. The other end of the drive block 6 passes through the drive chamber 2 and is connected to the first hinge block. The middle of the adjusting plate 3 is additionally connected in an articulated manner to a positioning plate 7. An electric telescopic rod 8 is attached to one end of the adjustment plate 3. The rear side wall of the positioning plate 7 is slidably provided with a second hinge block hinged to the free end of the electric telescopic rod 8. A drive motor 5 is disposed on one side of the drive chamber 2, and an output shaft is connected to the drive screw 4. The adjusting plate 3 is driven by the driving block 6 to realize the clamping operation, and the positioning plate 7 is driven by the electric telescopic rod 8 to realize the secondary clamping.As shown in Figs. 3 and 4, for flexibly clamping the workpiece, four sets of elastic components are arranged in a rectangular shape on the side wall of the positioning plate 7. The elastic components include a slide sleeve 9 disposed on the positioning plate 7, a slide rod 10 slidably disposed on the slide sleeve 9, and a positioning block 11 disposed at the other end of the four sets of slide rods 10. The slide sleeve 9 and the slide rod 10 are provided with a return spring 12, and the both ends are connected to the positioning plate 7 and the positioning block 11, respectively. The positioning plate 7 is also provided with a pressure sensor 13 connected to the positioning block 11 for detecting the positioning force. The side wall of the positioning block 11 is provided with a V-shaped groove, and on the surface of the V-shaped groove, a non-slip rubber pad is provided.As shown in FIG. 5, the apparatus further comprises an auxiliary grip rod 14, and a positioning groove 15 is provided on one side of the positioning plate 7. One side of the auxiliary grip rod 14 is provided with a convex block 16 corresponding to the positioning groove 15. The convex block 16 and the positioning groove 15 are fixed by screws. The other end of the auxiliary gripping rod 14 is provided with a groove, and a rotary disk 17 rotates in the groove, and the rotary disk 17 is provided with a second gripping rod 18. The rotary disk 17 is provided with a plurality of positioning holes 19 uniformly distributed around the central axis of the rotary disk 17. The auxiliary grasping rod 14 is screw-fastened to the positioning holes 19 to adjust the angle of the second grasping rod 18.Embodiment 2The driving component comprises a fixed base plate 20 and a limiting frame 21 arranged on the fixed base plate 20, a sliding plate 22 is arranged displaceably in the limiting frame 21. An electric push rod 23 is disposed on one side of the limit frame 21, and the free end of the electric push rod 23 is connected to the slide plate 22, and the upper end of the slide plate 22 is fixed to the mounting seat 1 with bolts.At the four corners of the fixed base plate 20, there are also provided four sets of through holes for mounting.

Claims

A quick positioning device for an automated assembly line comprising an assembly seat, characterized in that a drive chamber is provided on one side of the assembly seat and two groups of adjustment plates are hinged to one side of the drive chamber; a drive screw is rotatably arranged in the drive chamber and the drive screw is provided with two threaded groups with opposite thread directions; the side wall of the adjustment plate is slidably provided with a first hinge block; two groups of drive blocks are slidably provided in the drive chamber and are each connected to two threaded groups with opposite thread directions; the other end of the drive block passes through the drive chamber and is connected to the first hinge block; the center of the adjustment plate is additionally hinged to a positioning plate; an electric telescopic rod is attached to one end of the adjustment plate; The rear side wall of the positioning plate is slidably provided with a second hinge block hinged to the free end of the telescopic electric rod; a drive motor is arranged on one side of the drive chamber and an output shaft is connected to the drive screw.The quick positioning device for an automated assembly line according to claim 1, characterized in that four sets of slide sleeves are provided on the side wall of the positioning plate; one slide rod is provided on one side of the slide sleeve and four sets of positioning blocks are provided on the other end of the slide rod; the slide sleeve and the slide rod are sheathed with a return spring, and both ends are connected to the positioning plate and the positioning block, respectively.The quick positioning device for an automated assembly line according to claim 1, characterized by further comprising an auxiliary grip rod; a positioning groove is provided on one side of the positioning plate; a side of the auxiliary grip rod is provided with a convex block corresponding to the positioning groove; the convex block and the positioning groove are fixed by screws; the other end of the auxiliary grip rod is provided with a groove; and a rotating disk rotates in the groove; the rotating disk is provided with a second grip rod; the rotating disk is provided with a plurality of sets of positioning holes.The quick positioning device for an automated assembly line according to any one of claims 1 to 3, characterized in that it further comprises a driving component for fixing the assembly seat; the driving component comprises a fixed base plate and a restriction frame disposed on the fixed base plate; a slide plate is slidably disposed in the restriction frame; an electric push rod is provided on one side of the restriction frame, the free end of which is connected to the slide plate; the upper end of the slide plate is fixed to the assembly seat with screws.

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