Joint thread rotary glue spraying device

Abstract

The utility model provides a joint thread rotary glue spraying device which comprises a rotary table and a support located on the side edge of the rotary table, a power device and a glue spraying assembly are arranged on the support, and the power device is used for driving a workpiece to rotate; the glue spraying assembly sprays glue to the workpiece; the rotary table is provided with at least one workpiece clamping device, the workpiece clamping device comprises a fixed seat and a movable seat which are oppositely arranged, a workpiece is pressed and positioned between the fixed seat and the movable seat, a rotating wheel is arranged on the fixed seat, a positioning shaft sleeve is arranged on a central shaft of the rotating wheel, and the positioning shaft sleeve is provided with a positioning shaft. According to the device, the workpiece is rotationally positioned through the rotary table, the workpiece can be driven to rotate through the driving device on the upper portion, glue is sprayed to the workpiece while the workpiece rotates, it is guaranteed that glue is evenly sprayed to the whole thread of the connector, and the workpiece is not prone to being damaged. And workpieces are convenient to take and place, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of automation equipment, in particular to a joint thread rotary glue spraying device. Background Art

[0002] In the assembly of some cylinder parts, including cylinder body, piston, joints and other components, each workstation plays a different role on the automated production line. When assembling the joints, in order to ensure the stability of the assembly, it is necessary to spray glue on the threads of the joints and then perform preliminary drying to ensure that the joints are more firmly and stably connected to the main body during subsequent assembly. When spraying glue, it is usually sprayed directly. Since the joints are fixed, the entire thread is sprayed unevenly, affecting subsequent assembly. Utility Model Content

[0003] In order to solve the above technical problems, the utility model proposes a joint thread rotary glue spraying device, comprising a turntable, a bracket located on the side of the turntable, a power device and a glue spraying assembly are provided on the bracket, the power device is used to drive the workpiece to rotate; the glue spraying assembly sprays glue on the workpiece;

[0004] At least one workpiece clamping device is provided on the turntable, and the workpiece clamping device includes a fixed seat and a movable seat arranged relatively to each other, and the workpiece is pressed and positioned between the fixed seat and the movable seat, and a rotating wheel is provided on the fixed seat, and a positioning sleeve is provided on the central axis of the rotating wheel. The power device is located above one of the rotating wheels and drives the rotating wheel to rotate, thereby driving the workpiece to rotate.

[0005] Preferably, the power device includes a mounting frame fixed on the bracket, a lifting cylinder is provided on the mounting frame, an output end of the lifting cylinder is connected to a driving motor, an output end of the driving motor is connected to a driving wheel, and the driving wheel is pressed on the rotating wheel.

[0006] Preferably, the movable seat is connected to the turntable through a slide rail, the turntable is provided with an elongated hole, a pull rod is provided on the side of the movable seat, the pull rod passes through the elongated hole and extends to the lower part of the turntable, a pushing device is provided at the lower part of the turntable, which pushes the movable seat to move along the slide rail, the movable seat is connected with a rotating shaft, the rotating shaft is connected with a ejector pin, and the ejector pin points to the positioning sleeve.

[0007] Preferably, the pushing device is a pushing cylinder.

[0008] Preferably, a spring is fixedly connected between the fixed seat and the movable seat.

[0009] Preferably, the glue spraying assembly includes a first module slidably connected to the bracket, a second module is vertically connected to the first module, a glue spraying head is connected to a sliding block of the second module, and the glue spraying head points to the workpiece.

[0010] Preferably, the workpiece clamping devices are provided in four groups and are evenly distributed on the turntable, and the fixed seat and the movable seat are on the diameter of the turntable.

[0011] The joint thread rotary glue spraying device proposed by the utility model has the following beneficial effects: the device rotates and positions the workpiece through a turntable, and can drive the workpiece to rotate through an upper driving device, and spray glue on the workpiece while rotating, ensuring that the entire thread of the joint is evenly sprayed with glue, and the workpiece is easy to take and place, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following briefly introduces the drawings required for describing the embodiments.

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0014] Figure 2 It is a schematic diagram of a workpiece clamping device of the utility model;

[0015] Figure 3 It is a schematic diagram of the power device and glue spraying assembly of the utility model;

[0016] Among them, 1. turntable; 2. bracket; 3. power device; 4. glue spraying assembly; 5. workpiece clamping device; 6. fixed seat; 7. movable seat; 8. center axis; 9. rotating wheel; 10. slide rail; 11. positioning sleeve; 12. pushing device; 13. long hole; 14. pull rod; 15. ejector pin; 16. mounting frame; 17. lifting cylinder; 18. driving motor; 19. driving wheel; 20. spring; 21. first module; 22. second module; 23. glue spraying head. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0018] like Figure 1 As shown, the utility model proposes a joint thread rotary glue spraying device, including a turntable 1, the turntable 1 is the prior art, the bottom center is driven to rotate by a reduction motor, and a bracket 2 is located on the side of the turntable 1. The bracket 2 is provided with a power device 3 and a glue spraying assembly 4, and the power device 3 is used to drive the workpiece to rotate; the glue spraying assembly 4 sprays glue to the workpiece, and the power device 3 and the glue spraying assembly 4 correspond to a certain station fixed on the turntable 1. When the turntable 1 rotates, the workpiece of another station on the turntable 1 is sent to the lower part of the power device 3 and the glue spraying assembly 4.

[0019] The turntable 1 is provided with at least one workpiece clamping device 5. In this embodiment, the clamping devices are arranged in 4 groups, such as Figure 2 As shown, the workpiece clamping device 5 includes a fixed seat 6 and a movable seat 7 that are arranged relatively to each other, the fixed seat 6 and the movable seat 7 are pressed and positioned with the workpiece in front, the fixed seat 6 is provided with a rotating wheel 9, the central axis 8 of the rotating wheel 9 is provided with a positioning sleeve 11, the central axis 8 and the fixed seat 6 are connected by a bearing, the central axis 8 can rotate on the fixed seat 6, the movable seat 7 is connected to the turntable 1 by a slide rail 10, the lengths of the fixed seat 6 and the movable seat 7 are in the same straight line and are located on the diameter of the turntable 1, the turntable 1 is provided with an elongated hole 13, the side of the movable seat 7 is provided with a pull rod 14, and the pull rod 14 passes through the The elongated hole 13 extends to the lower part of the turntable 1. A pushing device 12 is provided at the lower part of the turntable 1 to push the movable seat 7 to move along the slide rail 10. A rotating shaft is connected to the movable seat 7. A thimble 15 is connected to the rotating shaft. The thimble 15 points to the positioning sleeve 11. The pushing device 12 can be a cylinder. The movable seat 7 can be pushed to slide on the slide rail 10 through the extension and contraction of the cylinder, and a workpiece is pressed between the positioning sleeve 11 of the fixed seat 6 and the thimble 15 of the movable seat 7 to achieve positioning. A spring 20 is also provided between the fixed seat 6 and the sliding seat to press the workpiece and to further position it after the cylinder is deflated.

[0020] When the workpiece is positioned, the power device 3 drives the workpiece to rotate. Specifically, Figure 3 As shown, the power device 3 includes a mounting frame 16 fixed on the bracket 2, and a lifting cylinder 17 is provided on the mounting frame 16. The output end of the lifting cylinder 17 is connected to a driving motor 18, and the output end of the driving motor 18 is connected to a driving wheel 19. The driving wheel 19 is pressed on the rotating wheel 9. The driving wheel 19 rotates to drive the rotating wheel 9 matched with it to rotate. The central axis 8 of the rotating wheel 9 can drive the positioning sleeve 11 to rotate. Since a workpiece is pressed between the positioning sleeve 11 and the ejector pin 15, and the positioning sleeve 11 is rotatably connected to the fixing seat 6, when the rotating wheel 9 rotates, it can drive the workpiece to rotate. At the same time, glue is continuously sprayed onto the threaded part of the workpiece through the glue spraying assembly 4 on the side.

[0021] In order to further adjust the position of glue spraying, and the glue spraying position is different according to the workpieces of different sizes, the glue spraying assembly 4 includes a first module 21 slidably connected to the bracket 2, and the first module 21 is vertically connected to the second module 22, and the slider of the second module 22 is connected to a glue spraying head 23, and the glue spraying head 23 points to the workpiece. The first module 21 is arranged in parallel with the workpiece fixing seat 6 and the sliding seat, and the glue spraying head 23 is located above the workpiece. The first module 21 can adjust the position in the length direction of the workpiece, and the second module 22 is arranged vertically, so the glue spraying head 23 is adjusted to be close to or away from the workpiece to ensure that the glue spraying position is controllable.

Claims

1. A joint thread rotary glue spraying device, characterized in that: It includes a turntable, a bracket located on the side of the turntable, a power device and a glue spraying assembly are arranged on the bracket, the power device is used to drive the workpiece to rotate; the glue spraying assembly sprays glue on the workpiece; At least one workpiece clamping device is provided on the turntable, and the workpiece clamping device includes a fixed seat and a movable seat arranged relatively to each other, and the workpiece is pressed and positioned between the fixed seat and the movable seat, and a rotating wheel is provided on the fixed seat, and a positioning sleeve is provided on the central axis of the rotating wheel. The power device is located above one of the rotating wheels and drives the rotating wheel to rotate, thereby driving the workpiece to rotate.

2. The joint thread rotary glue spraying device according to claim 1, characterized in that: The power device comprises a mounting frame fixed on the bracket, a lifting cylinder is arranged on the mounting frame, a driving motor is connected to the output end of the lifting cylinder, a driving wheel is connected to the output end of the driving motor, and the driving wheel is pressed on the rotating wheel.

3. The joint thread rotary glue spraying device according to claim 1, characterized in that: The movable seat is connected to the turntable through a slide rail. The turntable is provided with an elongated hole. A pull rod is provided on the side of the movable seat. The pull rod passes through the elongated hole and extends to the lower part of the turntable. A pushing device is provided at the lower part of the turntable to push the movable seat to move along the slide rail. A rotating shaft is connected to the movable seat. A thimble is connected to the rotating shaft. The thimble points to the positioning sleeve.

4. The joint thread rotary glue spraying device according to claim 3, characterized in that: The pushing device is a pushing cylinder.

5. The joint thread rotary glue spraying device according to claim 1 or 3, characterized in that: A spring is fixedly connected between the fixed seat and the movable seat.

6. The joint thread rotary glue spraying device according to claim 1, characterized in that: The glue spraying assembly comprises a first module slidably connected to the bracket, a second module is vertically connected to the first module, a glue spraying head is connected to the sliding block of the second module, and the glue spraying head points to the workpiece.

7. The joint thread rotary glue spraying device according to claim 1, characterized in that: The number of the workpiece clamping devices is 4 groups, which are evenly distributed on the turntable, and the fixed seat and the movable seat are on the diameter of the turntable.

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