CN223531934U - Dual-station electronic pump housing drilling and milling integrated fixture - Google Patents

Abstract

The utility model belongs to the field of mechanical manufacturing process equipment, and particularly relates to a drilling and milling integrated clamp for a pump shell of a double-station electronic pump, which is characterized in that an oil way block is arranged on a bottom plate, an oil port I and an oil port II are arranged on the oil way block, a centering shaft I is arranged at the center of a supporting plate, a hydraulic lever cylinder is arranged outside two opposite sides of the supporting plate, an elastic lateral clamping column is arranged on one side of the supporting plate corresponding to an appearance limiting column, and a reference sleeve is arranged on the bottom plate at the corner of the elastic lateral clamping column outer supporting plate and the hydraulic lever cylinder; two inclined support plates are arranged on the rear side of the bottom plate, a hydraulic corner cylinder is arranged on the other side of the limiting nail, and a corner cylinder pressing plate is arranged below the hydraulic corner cylinder. Through changing manual compaction into hydraulic pressure automatic compaction, four machining centers of four machine-tools of two production lines in the prior art are improved into one machining center of one machine tool of two production lines, and an oil way is arranged in a bottom plate, so that no connecting pipeline exists between hydraulic cylinders, the clamping times are reduced, and the product quality is ensured.

Description

Drilling and milling integrated fixture for pump shell of double-station electronic pump

Technical Field

The utility model belongs to the field of mechanical manufacturing process equipment, and particularly relates to a drilling and milling integrated fixture for a pump shell of a double-station electronic pump.

Background

The electronic pump is an important component part on the new energy automobile, has large demand, belongs to a large number of workpieces, has extremely high processing precision, and particularly has a plurality of processing procedures of a pump shell. The early pump shell machining clamp adopts manual clamping, and drills and mills separately, one process is a clamp and a machine tool, one production line needs two machining centers and two operators, two production lines are four machine tools, four machining centers and four operators, the whole machining process can be completed by clamping workpieces for many times, and the multiple times of clamping is performed by occupying a plurality of machine tools and operators, so that the machining cost is high, the production efficiency is low, collision is easy to generate during clamping, and the product quality cannot be ensured.

Disclosure of Invention

The utility model aims to overcome the technical defects and provide the double-station electronic pump shell drilling and milling integrated clamp which is simple in structure, high in production efficiency and capable of guaranteeing the machining quality.

The technical scheme includes that the double-station electronic pump shell drilling and milling integrated clamp comprises a bottom plate and is characterized in that an oil path block is arranged on the right side edge of the bottom plate, an oil port I and an oil port II are arranged on the oil path block, a first working procedure station I and a first working procedure station II are arranged in parallel at the front part of the bottom plate, the clamp structures arranged on the first working procedure station I and the first working procedure station II are identical, namely, a support plate is arranged on each of the first working procedure station I and the first working procedure station II, a centering shaft I is arranged in the center of the support plate, the support plate is a polygonal cylinder, two corresponding hydraulic lever cylinders are arranged outside two opposite sides, a lever cylinder pressing plate is arranged on the hydraulic lever cylinder, an appearance limiting column is arranged on one side of the support plate, an elastic lateral clamping column is arranged on the corner of the support plate, a reference sleeve is arranged on the bottom plate outside the elastic lateral clamping column, an anti-misplacement rod I is arranged on the position adjacent to the appearance limiting column, two inclined planes are arranged on the support plate on the rear side of the bottom plate, a second support plate is arranged on the support plate, a second inclined plane is arranged on the support plate, a second support plate is arranged on the second inclined plane and the second working procedure side, a corner sleeve is arranged on the second support plate, an anti-misplacement rod is arranged on the second working procedure position, and the other side of the same side, and is arranged on the support plate, and the other side of the anti-setting mandrel is arranged on the position limiting cylinder.

The double-station electronic pump shell drilling and milling integrated clamp has the beneficial effects that manual compression is changed into hydraulic automatic compression, four machine-bound four machining centers of the existing two production lines are changed into one machine tool of the two production lines, and an oil way is arranged in a bottom plate, so that no connecting pipeline exists between hydraulic cylinders, the labor is saved, the cost is reduced, the production efficiency is greatly improved, the clamping times are reduced, the collision caused by clamping is reduced, and the product quality is ensured.

Drawings

Fig. 1 is a structure diagram of a working state of a drilling and milling integrated clamp for a pump shell of a double-station electronic pump.

Fig. 2 is a view showing a surface structure of the work a in fig. 1.

Fig. 3 is a B-side view of the workpiece of fig. 2.

In the figure, 1-bottom plate, 1-1-first working procedure station I, 1-2-first working procedure station II, 2-supporting plate, 3-inclined supporting plate, 3-1-second working procedure station I, 3-2-second working procedure station II, 4-oil path block, 4-1-oil port I, 4-2-oil port II, 5-reference sleeve, 6-elastic lateral clamping column, 7-centering shaft I, 8-appearance limiting column, 9-hydraulic lever cylinder, 10-error-proof rod I, 11-error-proof rod II, 12-corner cylinder pressing plate, 13-hydraulic corner cylinder, 14-limiting nail, 15-supporting sleeve, 16-centering shaft II, 17-workpiece, 17-1-first order second order centering hole, 17-2-inclined hole, 17-3-second order limiting hole, 17-4-first order appearance limiting position and 18-lever cylinder pressing plate.

Detailed Description

In the embodiment, referring to fig. 1-3, an integrated fixture for drilling and milling a pump casing of a double-station electronic pump is provided with an oil path block 4 on the right side of a base plate 1, an oil port one 4-1 and an oil port two 4-2 are arranged on the side surface of the oil path block 4, a first procedure station one 1-1 and a first procedure station two 1-2 are arranged in parallel on the front part of the base plate 1, the fixture structures arranged on the first procedure station one 1-1 and the first procedure station two 1-2 are identical, namely, one support plate 2 is respectively arranged on the first procedure station one 1-1 and the first procedure station two 1-2, a centering shaft one 7 is arranged in the center of the support plate 2, the periphery of the support plate 2 is in a hexagonal prism shape, two corresponding hydraulic lever cylinders 9 are arranged on the left side and right side of the opposite sides, a lever cylinder pressing plate 18 is arranged on the hydraulic lever cylinder 9, an outline limiting post 8 is arranged on the support plate 2 adjacent to the rear side of the left side of the hydraulic lever cylinder 9, an elastic lateral clamping post 6 is arranged on the left side support plate 2, an error preventing part is arranged on the corner of the support plate 2 adjacent to the lever 1, and an error preventing part is arranged on the corner of the support plate 5 on the side of the lever cylinder 9, and an error preventing part is arranged on the corner of the error preventing part from being installed on the side of the support plate on the side of the side opposite side. Two inclined support plates 3 are arranged in parallel at the rear part of the bottom plate 1, a second working procedure station I3-1 and a second working procedure station II 3-2 are arranged on the two inclined support plates 3, the structures of the clamps arranged on the second working procedure station I3-1 and the second working procedure station II 3-2 are the same, namely, a support sleeve 15 is arranged on the right side of the inclined support plate 3, a centering shaft II 16 is arranged in the center of the support sleeve 15, an error-proofing rod II 11 is arranged at the front end of the support sleeve 15, a hydraulic corner cylinder 13 is arranged on the left side of the inclined support plate 3, a corner cylinder pressing plate 12 is arranged on the hydraulic corner cylinder 13, and a limit nail 14 is arranged between the left upper part outside the support sleeve 15 and the hydraulic corner cylinder 13.

The double-station electronic pump shell drilling and milling integrated fixture comprises the following steps that firstly, a workpiece 17A is put down towards a supporting plate 2, in the process of installing the workpiece 17, a first error proofing rod 10 is used for guaranteeing the clamping direction of the workpiece 17, the workpiece 17 is rotated, a first-order appearance limiting position 17-4 of the workpiece 17 is tightly close to an appearance limiting column 8 on the supporting plate 2, a first-order second-order centering hole 17-1 penetrates into a centering shaft I7, the other side appearance is clamped by an elastic lateral clamping column (the elastic lateral clamping column, a top cylinder can deflect and swing, due to the elastic force of the built-in spring), an oil port I4-1 is used for oil feeding, a lever cylinder pressing plate 18 is started to press an edge image of a second-order limiting hole 17-3 of the workpiece 17, then a threaded bottom hole, tapping, drilling, milling planes, the second-order limiting hole and the like can be machined, after machining is finished, an oil port II 4-2 is fed, a lever cylinder pressing plate 18 is loosened, and the workpiece is unloaded, so that the first process is finished. Step two, the workpiece 17A is put down towards the supporting sleeve 15, the clamping direction of the workpiece 17 is guaranteed by the first error proofing rod 11, the second order limiting holes 17-3 penetrate into the limiting nails 14, the first order second order centering holes 17-1 penetrate into the centering shaft 16, the oil ports I4-1 are filled with oil, the corner cylinder pressing plate 12 is started to press the B surface of the workpiece 17, the inclined holes 17-2 on the B surface are drilled and milled, after machining is finished, the oil ports II 4-2 are filled with oil, the corner cylinder pressing plate 12 is started to loosen, the workpiece is disassembled, and the step two is completed. The above steps can be performed reciprocally.

Claims (2)

1. A dual-station electronic pump casing drilling and milling integrated fixture, comprising a base plate (1), characterized in that: an oil passage block (4) is provided on the right edge of the base plate (1), an oil port one (4-1) and an oil port two (4-2) are provided on the oil passage block (4), and a first process station one (1-1) and a first process station two (1-2) are arranged side by side at the front of the base plate (1), the fixture structures provided on the first process station one (1-1) and the first process station two (1-2) are the same, i.e. A support plate (2) is provided on each of the first process station 1 (1-1) and the first process station 2 (1-2). A centering shaft 1 (7) is provided at the center of the support plate (2). The outer periphery of the support plate (2) is a polygonal column. A hydraulic lever cylinder (9) is provided on the opposite sides. A lever cylinder pressure plate (18) is provided on the hydraulic lever cylinder (9). An outer shape limiting post (8) is provided on one side of the support plate (2). An elastic lateral clamping post (6) is provided on the side of the support plate (2) corresponding to the outer shape limiting post (8). A reference sleeve (5) is provided on the bottom plate (1) at the corner of the support plate (2) and the hydraulic lever cylinder (9) outside the elastic lateral clamping post (6). An anti-error rod 1 (10) is provided on the support plate (2) adjacent to the outer shape limiting post (8). Two inclined support plates (3) are provided at the rear of the bottom plate (1). The second process station 1 (3-1) and the second process station 2 (3-2) are provided on the two inclined support plates (3). The fixture structure set on the first process station (3-1) and the second process station (3-2) is the same, that is, a support sleeve (15) is provided on the inclined surface of the inclined support plate (3), a centering shaft (16) is provided at the center of the support sleeve (15), a limiting pin (14) and an anti-misalignment rod (11) are provided on the outside of the support sleeve (15), a hydraulic angle cylinder (13) is provided on the other side of the limiting pin (14), and an angle cylinder pressure plate (12) is provided on the hydraulic angle cylinder (13). 2. The dual-station electronic pump housing drilling and milling integrated fixture according to claim 1, characterized in that the polygonal column on the outer periphery of the support plate (2) is a hexagonal prism.