Concentricity adjusting device for injection pump

Abstract

The utility model provides an injection pump concentricity adjusting device which comprises a three-jaw positioning disc, universal pulleys are arranged at the lower end of the three-jaw positioning disc, an electric rotating wheel shaft and a pedal power controller are arranged in the center of the three-jaw positioning disc, and a device with concentricity to be adjusted is movably installed at the upper end of the electric rotating wheel shaft. A rotating disc is arranged at the outer end of the electric rotating wheel shaft, a vertical rod is arranged at the upper end of the rotating disc, a scale sliding sleeve is arranged at the outer end of the vertical rod, and a distance measuring structure is arranged at the outer end of the scale sliding sleeve. The three-jaw chassis, the universal pulleys, the electric rotating shaft, the rotating disc and the power supply control system are adopted, the effects of being movable, accurate in adjustment, high in adaptability and the like are achieved, meanwhile, the device is extremely low in production cost and more convenient to maintain, and the production efficiency and the product quality are greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to concentricity adjustment technical field, specifically, relate to a kind of injection pump adjustment concentricity device. BACKGROUND

[0002] The existing horizontal lathe detects injection pump adjustment concentricity, which is only applicable to the injection pump with a pump body length of ≤1000 mm and a rotating radius of ≤280 mm, and the applicable range is too small. The lathe body is relatively expensive and cannot be moved, which cannot well meet the production scheduling and progress requirements. It cannot be applied to the production requirements of injection pumps of various specifications and cannot achieve high concentricity accuracy.

[0003] In the prior art, during the use of the concentricity adjustment device:

[0004] (1) The lathe has certain limitations in measuring the concentricity of the injection pump (only applicable to the injection pump with a length of ≤1000 mm and a rotating radius of ≤280 mm). The larger specification injection pump can only rely on manual line detection and adjustment of the concentricity, and there is a certain error in the accuracy, which greatly affects the labor intensity of workers and the overall quality during production;

[0005] (2) If the lathe is used to fine-tune the concentricity, the lathe is in a fixed position and cannot be moved, which is not convenient for production and affects the scheduling and progress of production work;

[0006] Therefore, we improve it and propose an injection pump adjustment concentricity device. UTILITY MODEL CONTENTS

[0007] The utility model aims at the design of the current concentricity adjustment device, which cannot be moved with the lathe fixed, cannot be conveniently used, and has a certain error in accuracy.

[0008] In order to achieve the above utility model purposes, the utility model provides the following technical solutions:

[0009] An injection pump adjustment concentricity device is provided to improve the above problems.

[0010] The application is as follows:

[0011] An injection pump adjustment concentricity device includes a three-jaw positioning disc, a universal pulley is arranged at the lower end of the three-jaw positioning disc, an electric rotating shaft is arranged at the center of the three-jaw positioning disc, and a foot pedal power controller is arranged at the center of the three-jaw positioning disc. A device to be adjusted for concentricity is movably installed at the upper end of the electric rotating shaft, a rotating disc is arranged at the outer end of the electric rotating shaft, a vertical rod is arranged at the upper end of the rotating disc, a scale sliding sleeve is arranged at the outer end of the vertical rod, and a distance measuring structure is arranged at the outer end of the scale sliding sleeve.

[0012] As the preferred technical scheme of the present application, the three-jaw positioning disc is provided with a clamping groove, and a positioning injection pump is arranged in the clamping groove.

[0013] As the preferred technical scheme of the present application, the universal pulley is movably arranged at the lower end of the three-jaw positioning disc, and the electric rotating shaft drives the rotating disc to rotate.

[0014] As the preferred technical scheme of the present application, the foot power controller controls the power supply of the electric rotating shaft.

[0015] As the preferred technical scheme of the present application, the vertical rod is perpendicular to the surface of the rotating disc, the scale sliding sleeve is slidably arranged on the vertical rod, and the distance measuring structure is used for the concentricity measurement.

[0016] Compared with the prior art, the present application has the following beneficial effects:

[0017] In the scheme of the present application:

[0018] The device of the present application has the advantages of simple structure, easy manufacturing, safety and reliability, and reduced labor intensity of workers. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 The present application provides a front view structural schematic diagram of the injection pump adjustment concentricity device;

[0020] Figure 2 The present application provides a front view structural schematic diagram of the injection pump adjustment concentricity device; Figure 1 The three views of the scale sliding sleeve;

[0021] Figure 3 The present application provides a front view structural schematic diagram of the injection pump adjustment concentricity device;

[0022] The figure indicates:

[0023] 1, three-jaw positioning disc; 2, universal pulley; 3, electric rotating shaft; 4, foot power controller; 5, rotating disc; 6, vertical rod; 7, scale sliding sleeve; 8, distance measuring structure. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantages of the embodiments of the present application more clear, the technical scheme in the embodiments of the present application will be described clearly and completely in conjunction with the drawings. Obviously, the described embodiments are part of the embodiments of the present application, not all the embodiments.

[0025] Therefore, the following detailed description of embodiments of the present application is not intended to limit the scope of the present application as claimed, but merely represents some embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the present application. It should be noted that the embodiments and features and technical solutions in the embodiments of the present application can be combined with each other without conflict.

[0026] It should be noted that similar reference numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings.

[0027] As shown in Figures 1-2 The present embodiment proposes a jet pump adjustment concentricity device, which comprises a three-jaw positioning disc 1, a universal pulley 2 arranged at the lower end of the three-jaw positioning disc 1, an electric rotating shaft 3 and a foot power supply controller 4 arranged at the center of the three-jaw positioning disc 1, a device to be adjusted for concentricity movably arranged at the upper end of the electric rotating shaft 3, a rotating disc 5 arranged at the outer end of the electric rotating shaft 3, a vertical rod 6 arranged at the upper end of the rotating disc 5, a scale sliding sleeve 7 arranged at the outer end of the vertical rod 6, and a distance measuring structure 8 arranged at the outer end of the scale sliding sleeve 7.

[0028] The three-jaw positioning disc 1 is provided with a clamping groove, and a positioning jet pump is arranged in the clamping groove.

[0029] The universal pulley 2 is movably arranged at the lower end of the three-jaw positioning disc 1, and the electric rotating shaft 3 drives the rotating disc 5 to rotate.

[0030] The foot power supply controller 4 controls the power supply of the electric rotating shaft 3.

[0031] The vertical rod 6 is perpendicular to the surface of the rotating disc, the scale sliding sleeve 7 slides outside the vertical rod 6, and the distance measuring structure 8 is used for concentricity measurement.

[0032] The three-jaw positioning disc 1 is assembled with the electric rotating shaft 3 and the rotating disc 5, so as to ensure that the upper end surface of the three-jaw positioning disc 1 is flush with the upper end surface of the rotating disc 5;

[0033] The universal pulley 2 is installed on the ground horizontal reference surface and fixed with the bottom of the three-jaw positioning disc 1;

[0034] The vertical rod 6 is manufactured to ensure that its straightness and diameter meet the requirements, and is welded and fixed with the rotating disc 5;

[0035] The scale sliding sleeve 7 and the distance measuring structure 8 are assembled;

[0036] The power line of the foot power supply controller 4 is connected with the electric rotating shaft 3;

[0037] Adjusting device, ensure the equipment level and column vertical, adjust the position of ranging structure 8, start rotating the rotating disc 5 and read the measurement value;

[0038] According to the measurement value, fine-tune until the concentricity meets the manufacturing requirements.

[0039] 1) First, the bottom plate of the three-jaw positioning disc 1 is assembled with the electric rotating shaft 3 and the three-jaw positioning disc 1. Pay attention to the requirement that the upper end surface of the three-jaw positioning disc 1 is flush with the upper end surface of the rotating disc 5, and the three-jaw can be adjusted flexibly without jamming phenomenon. The power cord of the electric rotating shaft 3 extends from the lower end surface hole, and a certain length is reserved for connecting the power controller.

[0040] 2) The universal wheel is placed on the ground level reference surface and installed with the bottom of the three-jaw positioning disc 1. It is recommended to find the horizontal and vertical reference before welding and fixing (it can also be bolted). The upper end surface of the three-jaw positioning disc 1 is required to be in a horizontal position with the upper end surface of the rotating disc 5.

[0041] 3) The vertical rod 6 is required to be made of round steel with a straightness deviation of not more than 2mm and a diameter of not less than 35mm, and the outer surface is required to be smooth. The vertical rod 6 is perpendicular to the surface of the rotating disc 5 and is welded and fixed with the positioning disc. The verticality deviation is required to be not more than 1mm.

[0042] 4) The scale sliding sleeve 7 is assembled on the vertical rod 6 and tightly fixed in place by bolts.

[0043] 5) The ranging structure 8 such as scale (with scale) is assembled into the sliding sleeve and tightened with bolts; or the laser range finder is closely attached to the positioning block on the sliding sleeve to fix the position.

[0044] 6) The foot power controller 4 is connected with the power cord of the electric rotating shaft 3. By controlling the power supply, the rotating disc 5 is driven to rotate, and then stopped at the angle required by the user.

[0045] 7) Adjustment:

[0046] 1. Place the device on the horizontal reference surface and confirm that the vertical column is in the vertical direction.

[0047] 2. Place the device to be adjusted in concentricity on the rotating disc 5, adjust the three-jaw positioning to ensure that the device to be adjusted in concentricity is positioned in the center position;

[0048] 3. Adjust the position of the scale so that the scale is on the outer wall of the equipment, or the laser range finder is fixed in position, and the laser ranging is turned on.

[0049] 4. The foot power controller 4 starts the rotating disc 5 to rotate;

[0050] 5. When the 0°, 90°, 180°, 270° positions of the device to be adjusted for concentricity are rotated to the direction of the ruler / laser range finder respectively, the measurement values are read;

[0051] 6. If the measurement values are consistent or meet the manufacturing requirement range, the concentricity is considered to meet the requirement; if the measurement values are different and do not meet the manufacturing requirement range, the equipment group is fine-tuned according to the orientation of the value deviation to position again, and then measured again until the measurement values are consistent or meet the manufacturing requirement range.

[0052] The above examples are only used to illustrate the present application and are not intended to limit the technical solutions described in the present application. Although the present application has been described in detail with reference to the above embodiments, the present application is not limited to the above specific embodiments, and therefore any modification or equivalent replacement of the present application is allowed; and all technical solutions and improvements thereof which do not deviate from the spirit and scope of the present application are encompassed in the scope of the claims of the present application.

Claims

1. A device for adjusting the concentricity of a jet pump, comprising a three-jaw positioning disc (1), characterised in that, The lower end of the three-jaw positioning disc (1) is provided with a universal pulley (2), the center of the three-jaw positioning disc (1) is provided with an electric rotating shaft (3) and a foot power controller (4), the upper end of the electric rotating shaft (3) is movably provided with a device to be adjusted for concentricity, the outer end of the electric rotating shaft (3) is provided with a rotating disc (5), the upper end of the rotating disc (5) is provided with a vertical rod (6), the outer end of the vertical rod (6) is provided with a scale sliding sleeve (7), and the outer end of the scale sliding sleeve (7) is provided with a distance measuring structure (8).

2. A device for adjusting the concentricity of an injection pump according to claim 1, characterized in that The three-jaw positioning disc (1) is internally provided with a clamping groove, and the clamping groove is internally provided with a positioning injection pump.

3. A device for adjusting the concentricity of an injection pump as defined in claim 1, characterized in that The universal pulley (2) is movably arranged at the lower end of the three-jaw positioning disc (1), and the electric rotating shaft (3) drives the rotating disc (5) to rotate.

4. A device for adjusting the concentricity of an injection pump as defined in claim 1, characterized in that The foot power controller (4) controls the power supply of the electric rotating shaft (3).

5. A device for adjusting the concentricity of an injection pump as defined in claim 1, wherein The vertical rod (6) is perpendicular to the surface of the rotating disc, the scale sliding sleeve (7) slides outside the vertical rod (6), and the distance measuring structure (8) is used for concentricity measurement.

Images