Pressing and positioning device for boiler end socket

Abstract

The utility model discloses a pressing and positioning device of a boiler end socket, which comprises a platform, and a support part, a rotating device and a pressing device which are arranged on the platform, the support part comprises two bidirectional lead screw devices which are perpendicular to each other, two forward and reverse rollers are arranged on the bidirectional lead screw devices, the rotating device comprises a turntable, and the turntable is provided with a rotating shaft. The center of the lower end of the rotating disc is connected with a driving motor which is connected with pedal switches, and the pedal switches comprise the forward pedal switch and the reverse pedal switch. The device has the beneficial effects that the pedal switch is loosened according to the specific machining condition of a seal head workpiece to stop the rotating disc, or the reverse rotation pedal switch or the forward rotation pedal switch is treaded down, after machining is completed, the pedal switch is loosened firstly, the machined seal head is taken down from the workbench, control over the seal head product during machining is facilitated, the product quality is guaranteed, and the machining efficiency is improved. And the sealing head workpieces with different sizes can be positioned, so that the positioning device is suitable for more processing scenes, and the positioning of the sealing head workpieces is more accurate.

Description

Technical Field

[0001] The utility model relates to the field of tooling fixtures, in particular to a pressing and positioning device for a boiler head. Background Art

[0002] Chinese patent document CN114346462A discloses a clamping and positioning device for end-end workpieces, including a basic platform, a workpiece support device and a workpiece clamping device arranged on the basic platform. The workpiece support device includes more than three rollers for forming rolling support for the rotating side of the end-end workpiece, and each roller is arranged at intervals around the center line of the basic platform. When in use, the workpiece is placed on the workpiece support device, and each roller simultaneously forms rolling support for the rotating side of the workpiece. Then the workpiece clamping device is opened, and the clamping surface of the pressure head structure is adjusted to the same horizontal plane, and then the pressure head structure is synchronously moved down. When each clamping surface is in contact with the circular edge of the workpiece, it is proved that the workpiece is adjusted to a horizontal position. The work efficiency of the workpiece clamping and positioning is greatly improved, and manpower is saved.

[0003] However, the device cannot change the rotation direction of the turntable, which is inconvenient for the staff to process and control the head workpiece. At the same time, the positioning of the head workpiece cannot be accurate, and the product quality of the head workpiece after processing cannot be guaranteed. Moreover, the device can only position head workpieces of fixed sizes and cannot adapt to more processing scenarios. Utility Model Content

[0004] The utility model aims to provide a pressing and positioning device for a boiler head, so as to solve the above-mentioned technical problems that the positioning of the head workpiece cannot be accurate and the rotation direction of the turntable cannot be conveniently changed.

[0005] In order to solve the above technical problems, the utility model provides a clamping and positioning device for a boiler head, which includes a platform and a supporting component, a rotating device and a clamping device arranged on the platform. The supporting component includes two mutually perpendicular bidirectional screw devices, and the bidirectional screw device is provided with two rollers in forward and reverse directions. The clamping device is provided with a gasket for pressing down the center part of the head. The rotating device includes a turntable, and the center of the lower end of the turntable is connected to a drive motor, and the drive motor is connected to a foot switch. The foot switch includes a forward foot switch and a reverse foot switch. The forward foot switch controls the forward rotation of the drive motor, and the reverse foot switch controls the reverse rotation of the drive motor.

[0006] Furthermore, the bidirectional screw device is provided with a roller seat for mounting the roller, the roller seat is provided with a brake pad for braking the roller, the roller seat is provided with an electromagnet device, and the output end of the electromagnet device is connected to the brake pad.

[0007] Furthermore, a pressing plate is arranged on one side of the brake plate close to the roller, a pattern for increasing friction is arranged on the pressing plate, and the pressing plate is made of rubber.

[0008] Furthermore, the clamping device includes an electric telescopic rod, a pressure head is arranged at the lower end of the electric telescopic rod, the pressure head includes a bearing, and a gasket is arranged below the bearing.

[0009] Furthermore, a limiting groove is arranged on the platform, and a turntable is installed on the limiting groove.

[0010] Furthermore, the driving motor is a reduction motor.

[0011] Furthermore, the two bidirectional screw devices are respectively a first bidirectional screw device and a second bidirectional screw device; the turntable is provided with a mounting groove corresponding to the first bidirectional screw device, and the second bidirectional screw device is mounted on the turntable.

[0012] The beneficial effects of the utility model are as follows: compared with the prior art, a compression and positioning device for a boiler head, according to the size of a head workpiece to be processed, the roller spacing on the first bidirectional screw device and the second bidirectional screw device is adjusted, and then the head workpiece is placed on the support device for leveling. After the left and right directions of the head workpiece are leveled, the electromagnet device on the first bidirectional screw device is turned off, and then the front and rear directions of the head workpiece are leveled, and the electromagnet device on the second bidirectional screw device is turned off. The brake pad connected to the output end of the electromagnet device completes the braking of the roller, and then the electric telescopic rod is started to press the head workpiece tightly. After that, the staff steps on the forward foot switch or the reverse foot switch according to the processing requirements to start processing. The staff can release the foot switch to stop the turntable according to the specific processing conditions of the head workpiece, or step on the reverse foot switch or the forward foot switch. After the processing is completed, the staff first releases the foot switch, and then removes the processed head from the workbench, which is convenient for the staff to control the head product during processing, ensure product quality, and can position head workpieces of different sizes, adapt to more processing scenarios, and position the head workpiece more accurately. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the pressing and positioning device of the boiler head.

[0014] Figure 2 It is a schematic diagram of the transverse cross-sectional structure of the pressing and positioning device of the boiler head.

[0015] Figure 3 It is a schematic diagram of the cross-sectional structure of a part of the roller seat.

[0016] Figure 4 This is a schematic diagram of the top view of the compression and positioning device for the boiler head.

[0017] Figure 5 It is a schematic diagram of the longitudinal cross-sectional structure of the pressing and positioning device of the boiler head.

[0018] Wherein: 1. platform; 12. limit groove; 13. positioning groove; 14. through hole; 21. electric telescopic rod; 22. pressure head; 23. bearing; 24. gasket; 3. foot switch; 31. forward foot switch; 32. reverse foot switch; 4. drive motor; 5. turntable; 6. mounting groove; 7. first bidirectional screw device; 8. second bidirectional screw device; 9. supporting component; 91. roller; 92. roller seat; 911. electromagnet device; 912. brake pad; 9121. pressing plate; 10. rotating device; 18. clamping device. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiment is only one embodiment of the utility model, not all embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the protection scope of the utility model.

[0020] In order to make the objectives, technical solutions and advantages of the present application more clear, the present application is further described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0021] In the following description, references to "one embodiment", "an embodiment", "an example", "an example", etc. indicate that the embodiment or example described in this way may include specific features, structures, characteristics, properties, elements or limitations, but not every embodiment or example necessarily includes the specific features, structures, characteristics, properties, elements or limitations. In addition, repeated use of the phrase "according to one embodiment of the present application" may refer to the same embodiment, but does not necessarily refer to the same embodiment.

[0022] like Figure 1As shown, it includes a platform 1 and a supporting component 9, a rotating device 10, and a clamping device 18 arranged on the platform 1. The supporting component 9 includes two mutually perpendicular bidirectional screw devices, and the bidirectional screw device is provided with two rollers 91 in forward and reverse directions. The clamping device 18 is provided with a gasket 24 for pressing down the center of the head. The rotating device 10 includes a turntable 5, and the center of the lower end of the turntable 5 is connected to a drive motor 4. The drive motor 4 adopts a reduction motor. The speed of the turntable 5 can run at a uniform speed between 0.5-5r / min. The drive motor 4 is connected to a foot switch 3, and the foot switch 3 includes a forward foot switch 3 and a reverse foot switch 3. The forward foot switch 3 controls the forward rotation of the drive motor 4, and the reverse foot switch 3 controls the reverse rotation of the drive motor 4. The device includes a foot switch 3, and the foot switch 3 adopts a model of YDT1 / 18. This is a prior art and will not be described in detail. The foot switch 3 is connected to the drive motor 4, and the drive motor 4 is connected to the rotating device 10. The foot switch 3 includes a forward foot switch 31 and a reverse foot switch 332. The forward foot switch 31 controls the forward rotation of the drive motor 4, and the reverse foot switch 332 controls the reverse rotation of the drive motor 4, which is convenient for welding workers to control the head products during processing and ensure product quality.

[0023] The bidirectional screw device is provided with a roller seat 92 for installing the roller 91, and the roller seat 92 is provided with a brake pad 912 for braking the roller 91. The roller seat 92 is provided with an electromagnet device 911, and the output end of the electromagnet device 911 is connected to the brake pad 912. After the left and right directions of the head workpiece are leveled, the electromagnet device 911 on the first bidirectional screw device 7 is closed, and then the front and rear directions of the head workpiece are leveled, and the electromagnet device 911 on the second bidirectional screw device 8 is closed.

[0024] A pressure plate 912 is provided on one side of the brake pad 912 close to the roller 91. The pressure plate 912 is provided with a pattern for increasing friction. The pressure plate 912 is made of rubber. The friction of the brake pad 912 is increased by the pressure plate 912, thereby improving the accuracy of the head workpiece after pressing and positioning.

[0025] The clamping device 18 includes an electric telescopic rod 21, a pressure head 22 is arranged at the lower end of the electric telescopic rod 21, and the pressure head 22 includes a bearing 23. The bearing 23 adopts a one-way thrust ball bearing 23. A gasket 24 is arranged below the bearing 23, and the gasket 24 is made of rubber.

[0026] A limiting groove 12 is provided on the platform 1, and a turntable 5 is installed on the limiting groove 12. A through hole 14 is provided in the middle of the limiting groove 12, and a positioning groove 13 is provided below the through hole 14. A driving motor 4 is installed in the positioning groove 13, and the output shaft of the driving motor 4 passes through the through hole 14 to connect to the turntable 5.

[0027] The driving motor 4 adopts a reduction motor, and the reduction motor model adopts WB85A-LD-43-370. This is the existing technology and will not be described in detail.

[0028] The two bidirectional screw devices are respectively a first bidirectional screw device 7 and a second bidirectional screw device 8; the turntable 5 is provided with an installation groove 6 corresponding to the first bidirectional screw device 7, the first bidirectional screw device 7 is installed in the installation groove 6, the first bidirectional screw device 7 is installed with two rollers 91 in forward and reverse directions, the second bidirectional screw device 8 is installed on the turntable 5, and the second bidirectional screw device 8 is installed with two rollers 91 in forward and reverse directions. The rollers 91 on the two bidirectional screw devices are oriented perpendicular to each other. When the head workpiece is installed, the rollers 91 provide rolling support for the head workpiece. It is sufficient to adjust the position of the head workpiece when the direction of the rollers 91 is delayed. When the position of the head workpiece is uneven in the left and right directions, the rolling support is provided by the two rollers 91 in forward and reverse directions on the first bidirectional screw device 7. When the position of the head workpiece is uneven in the front and back directions, the rolling support is provided by the two rollers 91 in forward and reverse directions on the second bidirectional screw device 8, which saves manpower and can greatly improve the work efficiency of the staff.

[0029] Working process: first, according to the size of the head workpiece to be processed, adjust the distance between the rollers 91 on the first bidirectional screw device 7 and the second bidirectional screw device 8, then place the head workpiece on the support device for leveling, after the left and right directions of the head workpiece are leveled, close the electromagnet device 911 on the first bidirectional screw device 7, then level the front and back directions of the head workpiece, close the electromagnet device 911 on the second bidirectional screw device 8, the brake pad 912 connected to the output end of the electromagnet device 911 completes the braking of the roller 91, and then starts the electric telescopic rod 21 to press the head workpiece tightly, and then the staff steps on the forward foot switch 31 or the reverse foot switch 332 according to the processing requirements to start processing, the staff can release the foot switch 3 to stop the turntable 5 according to the specific processing conditions of the head workpiece, or step on the reverse foot switch 332 or the forward foot switch 31, after the processing is completed, the staff first releases the foot switch 3, and then removes the processed head from the workbench, and repeats the above steps.

[0030] The above description of the disclosed embodiments enables one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A pressing and positioning device for a boiler head, characterized in that: It includes a platform and a supporting component, a rotating device and a clamping device arranged on the platform. The supporting component includes two mutually perpendicular bidirectional screw devices, the bidirectional screw device is provided with two rollers in forward and reverse directions, the clamping device is provided with a gasket for pressing down the center part of the head, the rotating device includes a turntable, the center of the lower end of the turntable is connected to a drive motor, the drive motor is connected to a foot switch, the foot switch includes a forward foot switch and a reverse foot switch, the forward foot switch controls the forward rotation of the drive motor, and the reverse foot switch controls the reverse rotation of the drive motor.

2. The pressing and positioning device for a boiler head according to claim 1, characterized in that: The bidirectional lead screw device is provided with a roller seat for mounting a roller, the roller seat is provided with a brake pad for braking the roller, the roller seat is provided with an electromagnet device, and the output end of the electromagnet device is connected to the brake pad.

3. The pressing and positioning device for a boiler head according to claim 2, characterized in that: A pressing plate is arranged on one side of the brake plate close to the roller, and a pattern for improving friction is arranged on the pressing plate, and the pressing plate is made of rubber.

4. The pressing and positioning device for a boiler head according to claim 1, characterized in that: The clamping device comprises an electric telescopic rod, a pressing head is arranged at the lower end of the electric telescopic rod, the pressing head comprises a bearing, and a gasket is arranged below the bearing.

5. The pressing and positioning device for a boiler head according to claim 1, characterized in that: The platform is provided with a limiting groove, and a rotating disk is installed on the limiting groove.

6. The pressing and positioning device for a boiler head according to claim 1, characterized in that: The driving motor is a reduction motor.

7. The pressing and positioning device for a boiler head according to claim 4, characterized in that: The two bidirectional screw devices are respectively a first bidirectional screw device and a second bidirectional screw device; the turntable is provided with a mounting groove corresponding to the first bidirectional screw device, and the second bidirectional screw device is mounted on the turntable.

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