Vacuum adsorption rotary dispensing device

Abstract

The utility model provides a vacuum adsorption rotary dispensing device which comprises a multi-station rotary table, the multi-station rotary table comprises a rotary table body, a vacuum pump is arranged in the center of the rotary table body, adsorption positioning assemblies are arranged on the rotary table body in a circumferential arrangement mode, each adsorption positioning assembly comprises a positioning seat, a vacuum shaft penetrates through the positioning seat, and the vacuum shaft is connected with the vacuum pump. The vacuum shaft is communicated with the vacuum pump, and the end part of the vacuum shaft forms a vacuum state to realize adsorption of a workpiece; according to the device, the multi-station rotary table is arranged, the vacuum device is arranged in the middle of the rotary table, each station on the rotary table is subjected to vacuum adsorption, a connector is positioned, the connector is clamped stably, the vacuum device is arranged on the rotary table, the vacuum device is arranged on the middle portion of the rotary table, and therefore the clamping efficiency of the connector is greatly improved. And the vacuum shaft is directly driven by the driving device to drive the workpiece to rotate, so that the joint threads are glued, the equipment cost is reduced, and the gluing efficiency is high.

Description

Technical Field

[0001] The utility model relates to the field of joint assembly equipment, in particular to a vacuum adsorption rotating glue dispensing device. Background Art

[0002] In automated assembly equipment, many of the equipment that need to be assembled have pneumatic or hydraulic devices, and generally have joints that need to be assembled. When assembling the joints, it is necessary to apply glue to the threaded part of the joints and then screw them together for assembly. It is relatively convenient to apply glue to long joints, and glue can be applied by directly positioning one end of the joint. However, for some smaller and shorter joints, it is difficult to position the joints, and they cannot be positioned by the clamps, and they need to be rotated continuously. If a motor is installed at each workstation, the cost is extremely high. Utility Model Content

[0003] In order to solve the above technical problems, the utility model proposes a vacuum adsorption rotary dispensing device, comprising a multi-station turntable,

[0004] The multi-station turntable comprises a rotating disk body, a vacuum pump is arranged at the center of the rotating disk body, adsorption positioning components are arranged circumferentially on the rotating disk body, the adsorption positioning components comprise a positioning seat, a vacuum shaft passes through the positioning seat, the vacuum shaft is connected to the vacuum pump, and a vacuum state is formed at the end of the vacuum shaft to realize adsorption of the workpiece; a slot is arranged on the positioning seat, a driving disc is fixedly connected to the outer wall of the vacuum shaft, and the driving disc is located in the slot;

[0005] At least one set of positioning holes arranged opposite to each other is provided on the circumference of the driving disc;

[0006] A retractable positioning pin is provided on the rotating disc body at the lower part of the driving disc;

[0007] A rotation drive device is provided on the upper part of an adsorption positioning component station of the multi-station turntable, and a positioning component is provided below the station. The rotation drive device presses the driving disc and controls the rotation of the driving disc. The positioning component pushes the telescopic positioning pin to insert into the positioning hole and positions the driving disc.

[0008] Preferably, the air pipe end of the vacuum pump is fixedly connected with a clamping joint, and the other end of the clamping joint is provided with an inserting part, the inserting part is inserted into the end of the vacuum shaft, and the vacuum shaft and the clamping joint rotate relatively.

[0009] Preferably, the vacuum shaft includes a cylindrical shaft body, an air inlet channel is provided at the center of the cylindrical shaft body, a positioning ring is provided at one end of the cylindrical shaft body pointing to the circumference of the rotating disk body, a branch air path is provided inside the positioning ring, the end of the branch air path is located on the disk surface of the positioning ring, and the branch air path is connected to the air inlet channel.

[0010] Preferably, a glue receiving disk is provided at the lower part of the positioning ring.

[0011] Preferably, two sets of bearings are provided between the vacuum shaft and the positioning seat.

[0012] Preferably, the rotation drive device includes a column, a downward pressure cylinder is provided at the lower part of the column, the output end of the downward pressure cylinder is connected to a driving motor, the output end of the driving motor is connected to a driving roller, and the driving roller is pressed on the driving disc to drive it to rotate.

[0013] Preferably, the positioning assembly comprises a support plate, a lifting cylinder is provided on the support plate, an output end of the lifting cylinder is connected to a C-shaped claw, and the C-shaped claw is buckled on the end of the telescopic positioning pin.

[0014] Preferably, the telescopic positioning pin includes a sleeve passing through the rotating disk body, a pin passing through the sleeve, a circular portion being provided at the end of the pin, a limiting ring being provided at the pin located inside the sleeve, a spring being sleeved on the pin at the lower part of the limiting ring, and the spring being pressed inside the sleeve.

[0015] The vacuum adsorption and rotary gluing device proposed in the utility model has the following beneficial effects: the device is provided with a multi-station turntable and a vacuum device is provided in the middle of the turntable. Vacuum adsorption is performed on each station on the turntable and the joint is positioned. The joint is clamped stably, and the vacuum shaft is directly driven by the driving device to drive the workpiece to rotate, thereby realizing gluing of the joint thread, reducing equipment costs and achieving high gluing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] 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.

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the positioning assembly and the rotating disk of the utility model;

[0019] Figure 3 It is a schematic diagram of the adsorption and positioning component of the utility model;

[0020] Figure 4 It is a cross-sectional view of the adsorption and positioning component of the utility model;

[0021] Among them, 1. multi-station turntable; 2. vacuum pump; 3. adsorption positioning assembly; 4. positioning seat; 5. vacuum shaft; 6. slotting; 7. driving disc; 8. positioning hole; 9. telescopic positioning pin; 10. clamping joint; 11. plug-in part; 12. air inlet channel; 13. branch air path; 14. glue plate; 15. bearing; 16. column; 17. downward pressure cylinder; 18. driving motor; 19. driving roller; 20. support plate; 21. lifting cylinder; 22. C-shaped claw; 23. bushing; 24. pin; 25. circular part; 26. limit ring; 27. spring; 28. positioning ring. DETAILED DESCRIPTION

[0022] 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.

[0023] like Figure 1 As shown, the utility model proposes a vacuum adsorption rotary dispensing device, including a multi-station turntable 1, wherein the multi-station turntable 1 includes a rotating disk body, and the multi-station turntable 1 is a prior art, and the turntable is driven to rotate by a reducer, which will not be repeated in this embodiment.

[0024] like Figure 1 As shown, a vacuum pump 2 is provided at the center of the rotating disk, and adsorption positioning components 3 are arranged circumferentially on the rotating disk. Figure 3 , Figure 4 As shown, the adsorption and positioning assembly 3 includes a positioning seat 4, a vacuum shaft 5 passes through the positioning seat 4, the vacuum shaft 5 is connected to the vacuum pump 2, a vacuum state is formed at the end of the vacuum shaft 5 to realize the adsorption of the workpiece, the vacuum shaft 5 includes a cylindrical shaft body, an air inlet channel 12 is provided at the center of the cylindrical shaft body, a positioning ring 28 is provided at one end of the cylindrical shaft body pointing to the circumference of the rotating disk body, a compression joint 10 is fixedly connected to the air pipe end of the vacuum pump 2, and an inserting portion 11 is provided at the other end of the compression joint 10, and the inserting portion 11 is inserted into the end of the vacuum shaft 5, the vacuum shaft 5 and the compression joint 10 rotate relative to each other, and the compression joint 10 is It is pressed on the end of the vacuum shaft 5, so when the vacuum shaft 5 rotates, the connection between the two can still be maintained, and air can flow in and out. The positioning ring 28 of the vacuum shaft 5 is a recessed structure. The joint is placed in the recessed structure. When the vacuum pump 2 is used to evacuate the air, the joint can be positioned in the positioning ring 28. A branch air path 13 is provided in the positioning ring 28. The end of the branch air path 13 is located on the disc surface of the positioning ring 28. The branch air path 13 is connected to the air inlet channel 12. A plurality of air paths can be set on the surface of the positioning ring 28 through the branch air path 13 to ensure the stability of adsorption and improve the positioning effect.

[0025] like Figure 1 , Figure 3As shown, each station of the rotating disk body is provided with a positioning seat 4, and the positioning seat 4 is provided with a slot 6. The outer wall of the vacuum shaft 5 is fixedly connected with a driving disc 7, and the driving disc 7 is located in the slot 6. The vacuum shaft 5 is inserted into the positioning seat 4 and the driving disc 7, and a bearing 15 is provided between the vacuum shaft 5 and the positioning seat 4, that is, the vacuum shaft 5 can rotate on the positioning seat 4, and the driving method of the vacuum shaft 5 is: a rotation driving device is provided on the upper part of an adsorption positioning component 3 station of the multi-station turntable 1, and the rotation driving device includes a column 16, and the lower part of the column 16 A pressing cylinder 17 is provided, and a driving motor 18 is connected to the output end of the pressing cylinder 17. A driving roller 19 is connected to the output end of the driving motor 18. The driving roller 19 is pressed on the driving disc 7 to drive it to rotate. The driving motor 18 controls the driving roller 19 to rotate, and the driving roller 19 is pressed down and pressed against the driving disc 7 by the pressing cylinder 17. The driving roller 19 rotates to drive the driving disc 7 to rotate, so that the vacuum shaft 5 can also rotate. While rotating, the glue dispensing device (not shown in the figure) is aligned with the product to remove glue, so that the joint thread can avoid uniform glue dispensing.

[0026] In order to ensure that the turntable body affects the rotation of the workpiece during the rotation process, a positioning assembly is provided under each station, and a telescopic positioning pin 9 is provided on the rotating disk body at the lower part of the driving disk 7. Figure 2 As shown, the positioning assembly includes a support plate 20, on which a lifting cylinder 21 is provided, and the output end of the lifting cylinder 21 is connected to a C-shaped claw 22, and the C-shaped claw 22 is buckled on the end of the telescopic positioning pin 9, and the telescopic positioning pin 9 includes a sleeve 23 passing through the rotating disk body, and a pin 24 passes through the sleeve 23, and a circular portion 25 is provided at the end of the pin 24, and a limiting ring 26 is provided at the pin 24 located in the sleeve 23, and the limiting ring 26 is provided. 6 The pin 24 at the bottom is sleeved with a spring 27, and the spring 27 is pressed in the sleeve 23. The circumference of the driving disc 7 is provided with at least one group of positioning holes 8 arranged relatively. Under normal conditions, the pin 24 is continuously inserted into a hole on the circumference of the driving disc 7 due to the action of the spring 27 to position the product. When it reaches the gluing station, the lifting cylinder 21 at the bottom contracts to pull the pin 24 downward, and the pin 24 and the driving disc 7 are engaged, so that the upper driving roller 19 drives it to rotate.

[0027] The drive device drives the seat to rotate one or more circles. After the glue is dispensed, the vacuum shaft 5 needs to be controlled to stop rotating to prevent subsequent inertia from causing glue dripping. The product also needs to stop rotating to facilitate grabbing and unloading of the product. A positioning assembly is provided at the lower part of the station below the seat drive device. The positioning assembly pushes the telescopic positioning pin 9 to insert into the positioning hole 8 and positions the drive disc 7. The pin 24 can be reset and inserted back into the positioning hole 8 of the drive disc 7 by lifting it up with the lifting cylinder 21 until it moves to the next station. Through the above structure, the glue coating efficiency can be greatly improved by rotating the disc body. Of course, in order to keep the working environment clean, a glue receiving disc 14 is provided at the lower part of the positioning ring 28.

Claims

1. A vacuum adsorption rotating dispensing device, characterized in that: Including multi-station turntable, The multi-station turntable comprises a rotating disk body, a vacuum pump is arranged at the center of the rotating disk body, adsorption positioning components are arranged circumferentially on the rotating disk body, the adsorption positioning components comprise a positioning seat, a vacuum shaft passes through the positioning seat, the vacuum shaft is connected to the vacuum pump, and a vacuum state is formed at the end of the vacuum shaft to realize adsorption of the workpiece; a slot is arranged on the positioning seat, a driving disc is fixedly connected to the outer wall of the vacuum shaft, and the driving disc is located in the slot; At least one set of positioning holes arranged opposite to each other is provided on the circumference of the driving disc; A retractable positioning pin is provided on the rotating disc body at the lower part of the driving disc; A rotation drive device is provided on the upper part of an adsorption positioning component station of the multi-station turntable, and a positioning component is provided below the station. The rotation drive device presses the driving disc and controls the rotation of the driving disc. The positioning component pushes the telescopic positioning pin to insert into the positioning hole and positions the driving disc.

2. The vacuum adsorption rotating glue dispensing device according to claim 1 is characterized in that: The air pipe end of the vacuum pump is fixedly connected with a compression joint, and the other end of the compression joint is provided with an inserting part, which is inserted into the end of the vacuum shaft, and the vacuum shaft and the compression joint rotate relatively.

3. The vacuum adsorption rotating glue dispensing device according to claim 1, characterized in that: The vacuum shaft comprises a cylindrical shaft body, an air inlet channel is arranged at the center of the cylindrical shaft body, a positioning ring is arranged at one end of the cylindrical shaft body pointing to the circumference of the rotating disk body, a branch air path is arranged inside the positioning ring, the end of the branch air path is located on the disk surface of the positioning ring, and the branch air path is connected to the air inlet channel.

4. The vacuum adsorption rotating glue dispensing device according to claim 3 is characterized in that: A glue receiving disk is arranged at the lower part of the positioning ring.

5. The vacuum adsorption rotating glue dispensing device according to claim 1, characterized in that: Two groups of bearings are arranged between the vacuum shaft and the positioning seat.

6. The vacuum adsorption rotating glue dispensing device according to claim 1, characterized in that: The rotation driving device comprises a column, a downward pressure cylinder is arranged at the lower part of the column, a driving motor is connected to the output end of the downward pressure cylinder, a driving roller is connected to the output end of the driving motor, and the driving roller is pressed on the driving disc to drive it to rotate.

7. The vacuum adsorption rotating glue dispensing device according to claim 1, characterized in that: The positioning assembly comprises a support plate, a lifting cylinder is arranged on the support plate, a C-shaped claw is connected to the output end of the lifting cylinder, and the C-shaped claw is buckled on the end of the telescopic positioning pin.

8. The vacuum adsorption rotating glue dispensing device according to claim 1 or 7, characterized in that: The telescopic positioning pin includes a sleeve passing through the rotating disk body, a pin passing through the sleeve, a circular portion provided at the end of the pin, a limiting ring provided at the pin located in the sleeve, a spring sleeved on the pin at the lower part of the limiting ring, and the spring pressed in the sleeve.

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