Device for removing burrs on inner wall of injection pump

Abstract

The utility model discloses a device for removing burrs on the inner wall of an injection pump, which belongs to the field of injection pump processing and comprises a working table, a lifting component is arranged at the top of the working table and comprises a cross beam, a burr removing mechanism is arranged on the cross beam and comprises a turntable, and a groove is formed in the bottom of the turntable. The groove is internally and fixedly connected with an electric push rod, the other end of the electric push rod is fixedly connected with a moving block, the moving block is slidably connected into the groove, the moving block is internally and rotatably connected with a rotating shaft, the bottom of the rotating shaft is fixedly connected with a grinding roller, the burr removing mechanism further comprises a power assembly, and a driving mechanism is arranged above the rotating disc. The device has the beneficial effects that the positions of a moving block and a grinding roller are adjusted through an electric push rod, and the device is suitable for injection pumps of different sizes; rotation of the rotating shaft serves as a power source to drive the grinding roller to rotate, one machine has multiple purposes, and the resource utilization rate is increased. And the autorotation direction of the polishing roller is opposite to the revolution direction, so that the polishing efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of jet pump processing, in particular to a device for removing burrs from the inner wall of a jet pump. Background Art

[0002] A jet pump is a fluid power pump. A fluid power pump has no mechanical transmission and mechanical working components. It uses the energy of another working fluid as a power source to transport low-energy liquids. It has good safety when used to pump flammable and explosive materials. A jet vacuum pump is a device that uses a high-speed jet through a nozzle to remove the gas in the container to obtain a vacuum. It is also called a jet vacuum pump. In chemical production, it is often used to generate a vacuum. During the processing of the jet pump, the burrs on the inner wall need to be removed to make the jet pump meet the requirements.

[0003] After searching, the Chinese patent announcement number CN215509315U discloses a burr removal device for the inner wall of a jet pump that automatically collects debris. The patent raises the height of the working bracket through a hydraulic cylinder, and the height of the cleaning equipment also rises accordingly. After the jet pump to be processed is placed on the top of the debris storage mechanism, the height of the working bracket is adjusted downward, and the threaded shaft, cleaning tube and cleaning scraper of the cleaning equipment will fall into the interior of the jet pump. Then, the motor is started to drive the threaded shaft and the cleaning tube to rotate inside the jet pump, and the cleaning scraper on the surface of the cleaning tube will clean the burrs on the inner wall of the jet pump as it rotates; using the motor to rotate to remove burrs not only improves the cleaning efficiency, but also improves the cleaning quality and increases the processing accuracy of the jet pump.

[0004] However, the cleaning device in the above patent is located in a certain position, which is not convenient for grinding jet pumps of different sizes and has certain limitations. Utility Model Content

[0005] The purpose of the utility model is to provide a device for removing burrs from the inner wall of a jet pump in order to solve the above-mentioned problem.

[0006] The utility model achieves the above-mentioned purpose through the following technical solutions:

[0007] A burr removal device for the inner wall of a jet pump comprises a workbench, a clamping mechanism is arranged in the workbench, a lifting assembly is arranged on the top of the workbench, the lifting assembly comprises a crossbeam, a burr removal mechanism is arranged on the crossbeam, the burr removal mechanism comprises a turntable, a groove is opened at the bottom of the turntable, an electric push rod is fixedly connected in the groove, a moving block is fixedly connected at the other end of the electric push rod, the moving block is slidably connected in the groove, a rotating shaft is rotatably connected in the moving block, a grinding roller is fixedly connected at the bottom of the rotating shaft, the burr removal mechanism also comprises a power assembly, the power assembly is used to drive the turntable to rotate, a driving mechanism is arranged above the turntable, the driving mechanism is used to drive the grinding roller to rotate, and the rotation direction of the grinding roller is opposite to the rotation direction of the turntable.

[0008] Preferably, the power assembly includes a stepper motor fixedly connected to the top of the beam, the output end of the stepper motor is connected to the rotating shaft through a coupling, and the turntable is fixedly connected to the bottom of the rotating shaft.

[0009] Preferably, the driving mechanism includes a transmission shaft rotatably connected to the cross beam, a slide groove is opened on the top of the turntable, a movable block is slidably connected in the slide groove, a spring is connected between the movable block and the slide groove, an auxiliary shaft is rotatably connected to the top of the movable block, a belt is connected between the transmission shaft, the auxiliary shaft and the rotating shaft, and the driving mechanism also includes a linkage assembly, which is used to realize transmission between the rotating shaft and the transmission shaft, and the rotating shaft and the transmission shaft turn in opposite directions.

[0010] Preferably, the linkage assembly includes gears, and the rotating shaft and the transmission shaft are both fixedly connected with gears, and the two gears are meshed with each other.

[0011] Preferably, the lifting assembly includes hydraulic cylinders fixedly connected to both sides of the top of the workbench, and the crossbeam is fixedly connected to the top of the hydraulic cylinders.

[0012] Preferably, the clamping mechanism includes a rotating motor fixedly connected to one side of the workbench, the output end of the rotating motor is connected to a bidirectional screw via a coupling, an installation groove is opened inside the workbench, the bidirectional screw is rotatably connected in the installation groove, two sliders are threadedly connected on the bidirectional screw, the sliders are slidably connected in the installation groove, a splint is fixedly connected to the top of the slider, and the splint is located above the workbench.

[0013] The beneficial effects are: the positions of the moving block and the grinding roller are adjusted by an electric push rod, so that jet pumps of different sizes can be used; the rotation of the rotating shaft is used as a power source to drive the grinding roller to rotate, so that one machine can be used for multiple purposes and resource utilization is improved; the direction of rotation of the grinding roller is opposite to the direction of revolution, so the grinding efficiency is improved.

[0014] The additional technical features and advantages of the present invention will be more clearly explained in the following description, or can be understood through the specific practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the present invention, but do not constitute a limitation to the present invention. In the accompanying drawings:

[0016] Figure 1 It is a schematic diagram of the overall structure of a jet pump inner wall burr removal device described in the utility model;

[0017] Figure 2 It is a front view of a jet pump inner wall burr removal device according to the utility model;

[0018] Figure 3 It is a top view of a device for removing burrs from the inner wall of a jet pump according to the utility model;

[0019] Figure 4 It is a schematic diagram of a driving mechanism of a jet pump inner wall burr removal device according to the utility model;

[0020] Figure 5 It is a top view of a turntable of a jet pump inner wall burr removal device according to the utility model;

[0021] Figure 6 It is a bottom view of a turntable of a device for removing burrs from the inner wall of a jet pump described in the utility model.

[0022] The description of the accompanying drawings is as follows: 1. workbench; 201. rotating motor; 202. bidirectional screw; 203. slider; 204. clamp; 301. hydraulic cylinder; 302. beam; 401. stepping motor; 402. rotating shaft; 403. turntable; 404. electric push rod; 405. moving block; 406. rotating shaft; 407. grinding roller; 501. transmission shaft; 502. movable block; 503. spring; 504. auxiliary shaft; 505. belt; 506. gear. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0025] The utility model is further described below in conjunction with the accompanying drawings:

[0026] like Figure 1-Figure 6 As shown, a burr removal device for the inner wall of a jet pump comprises a workbench 1, wherein a clamping mechanism is arranged in the workbench 1, wherein the clamping mechanism comprises a rotating motor 201 bolted to one side of the workbench 1, wherein the output end of the rotating motor 201 is connected to a bidirectional screw rod 202 via a coupling, wherein an installation slot is provided inside the workbench 1, wherein the bidirectional screw rod 202 is rotatably connected in the installation slot, wherein two sliders 203 are threadedly connected to the bidirectional screw rod 202, wherein the sliders 203 are slidably connected in the installation slot, wherein an arc-shaped clamping plate 204 is inserted at the top of the sliders 203, wherein the clamping plate 204 is located above the workbench 1, wherein the rotating motor 201 is started, wherein the rotating motor 201 drives the bidirectional screw rod 202 to rotate, wherein the bidirectional screw rod 202 drives the two sliders 203 to drive the clamping plate 204 to move towards each other, thereby clamping and positioning the jet pump, thereby avoiding displacement of the position of the jet pump during the deburring process, thereby affecting the effect of burr removal.

[0027] A lifting assembly is provided on the top of the workbench 1 , and the lifting assembly includes a hydraulic cylinder 301 fixedly connected to both sides of the top of the workbench 1 , and a crossbeam 302 is fixedly connected to the top of the hydraulic cylinder 301 , and the height of the crossbeam 302 is adjusted by the hydraulic cylinder 301 .

[0028] A burr removal mechanism is provided on the crossbeam 302, and the burr removal mechanism includes a turntable 403. A groove is provided at the bottom of the turntable 403, and an electric push rod 404 is fixedly connected in the groove. A moving block 405 is fixedly connected to the other end of the electric push rod 404. The moving block 405 is slidably connected in the groove. A rotating shaft 406 is rotatably connected in the moving block 405, and a grinding roller 407 is inserted at the bottom of the rotating shaft 406.

[0029] The burr removal mechanism also includes a power assembly, which is used to drive the turntable 403 to rotate. The power assembly includes a stepper motor 401 bolted to the top of the beam 302. The output end of the stepper motor 401 is connected to the rotating shaft 402 through a coupling. The turntable 403 is fixedly connected to the bottom of the rotating shaft 402. When the stepper motor 401 is started, the stepper motor 401 drives the rotating shaft 402 to drive the turntable 403 to rotate, so that the grinding roller 407 rotates along the inner wall of the jet pump to remove the burrs on the inner wall of the jet pump.

[0030] A driving mechanism is provided above the turntable 403, and the driving mechanism is used to drive the grinding roller 407 to rotate. The rotation direction of the grinding roller 407 is opposite to the rotation direction of the turntable 403, so as to improve the grinding efficiency. The driving mechanism includes a transmission shaft 501 rotatably connected to the crossbeam 302, a slide groove is provided on the top of the turntable 403, a movable block 502 is slidably connected in the slide groove, a spring 503 is connected between the movable block 502 and the slide groove, an auxiliary shaft 504 is rotatably connected to the top of the movable block 502, a belt 505 is connected between the transmission shaft 501, the auxiliary shaft 504 and the rotating shaft 406 via a pulley, and the belt 505 is tensioned by the spring 503 to ensure the transmission effect of the belt 505.

[0031] The driving mechanism also includes a linkage component, which is used to realize the transmission between the rotating shaft 402 and the transmission shaft 501, so that one machine can be used for multiple purposes and resource utilization can be improved. The rotating shaft 402 and the transmission shaft 501 have opposite directions. The linkage component includes a gear 506. The rotating shaft 402 and the transmission shaft 501 are fixedly connected with the gear 506, and the two gears 506 are meshed with each other.

[0032] Working principle: When in use, place the jet pump on the top of the workbench 1, start the rotating motor 201, the rotating motor 201 drives the bidirectional screw 202 to rotate, the bidirectional screw 202 drives the two sliders 203 to drive the clamping plate 204 to move in the direction of approaching each other, and clamp the jet pump. Then, by controlling the hydraulic cylinder 301, the grinding roller 407 moves downward and extends into the jet pump. By controlling the electric push rod 404, the grinding roller 407 is abutted against the inner wall of the jet pump, and the stepping motor 401 is started. The stepping motor 401 drives the rotating shaft 402 to drive the turntable 403 to rotate, and the turntable 403 drives the grinding roller 407 to move along the inner wall of the jet pump. The wall rotates to remove the burrs on the inner wall of the jet pump. The rotating shaft 402 rotates and the gear 506 is driven to rotate. The transmission shaft 501 is driven to rotate through the transmission between the two gears 506. The transmission shaft 501 drives the belt 505 to rotate. The belt 505 drives the rotating shaft 406 to drive the grinding roller 407 to rotate, thereby improving the efficiency of burr removal and extending the service life of the grinding roller 407. When the position of the grinding roller 407 is adjusted, the movable block 502 slides in the slide groove as the position of the grinding roller 407 changes, and the elastic force of the spring 503 provides a certain tension for the belt 505 to ensure the transmission effect of the belt 505.

[0033] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A jet pump inner wall burr removal device, comprising a workbench (1), wherein a clamping mechanism is arranged inside the workbench (1), and a lifting assembly is arranged on the top of the workbench (1), wherein the lifting assembly comprises a crossbeam (302), and characterized in that: The crossbeam (302) is provided with a burr removal mechanism, which comprises a rotating disk (403), a groove being provided at the bottom of the rotating disk (403), an electric push rod (404) being fixedly connected in the groove, a moving block (405) being fixedly connected at the other end of the electric push rod (404), the moving block (405) being slidably connected in the groove, a rotating shaft (406) being rotatably connected in the moving block (405), a grinding roller (407) being fixedly connected at the bottom of the rotating shaft (406), and the burr removal mechanism further comprises a power assembly, the power assembly being used for driving the rotating disk (403) to rotate, a driving mechanism being provided above the rotating disk (403), the driving mechanism being used for driving the grinding roller (407) to rotate, and the rotation direction of the grinding roller (407) being opposite to the rotation direction of the rotating disk (403).

2. A jet pump inner wall burr removal device according to claim 1, characterized in that: The power assembly comprises a stepper motor (401) fixedly connected to the top of the crossbeam (302), the output end of the stepper motor (401) is connected to a rotating shaft (402) via a coupling, and the turntable (403) is fixedly connected to the bottom of the rotating shaft (402).

3. The device for removing burrs from the inner wall of a jet pump according to claim 2, characterized in that: The driving mechanism comprises a transmission shaft (501) rotatably connected to the crossbeam (302); a slide groove is provided on the top of the turntable (403); a movable block (502) is slidably connected in the slide groove; a spring (503) is connected between the movable block (502) and the slide groove; an auxiliary shaft (504) is rotatably connected to the top of the movable block (502); a belt (505) is connected between the transmission shaft (501), the auxiliary shaft (504) and the rotating shaft (406); the driving mechanism further comprises a linkage component, the linkage component is used to realize transmission between the rotating shaft (402) and the transmission shaft (501); the rotating shaft (402) and the transmission shaft (501) rotate in opposite directions.

4. The device for removing burrs from the inner wall of a jet pump according to claim 3, characterized in that: The linkage assembly comprises a gear (506), and the gear (506) is fixedly connected to the rotating shaft (402) and the transmission shaft (501), and the two gears (506) are meshed with each other.

5. The device for removing burrs from the inner wall of a jet pump according to claim 1, characterized in that: The lifting assembly comprises a hydraulic cylinder (301) fixedly connected to both sides of the top of the workbench (1), and the crossbeam (302) is fixedly connected to the top of the hydraulic cylinder (301).

6. The device for removing burrs from the inner wall of a jet pump according to claim 1, characterized in that: The clamping mechanism comprises a rotating motor (201) fixedly connected to one side of the workbench (1); the output end of the rotating motor (201) is connected to a bidirectional screw rod (202) via a coupling; a mounting groove is provided inside the workbench (1); the bidirectional screw rod (202) is rotatably connected in the mounting groove; two sliders (203) are threadedly connected to the bidirectional screw rod (202); the sliders (203) are slidably connected in the mounting groove; a clamping plate (204) is fixedly connected to the top of the slider (203); and the clamping plate (204) is located above the workbench (1).

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