CN218696349U

CN218696349U - Positioning and clamping device for machining upper end face and side hole of middle cover of hydraulic retarder

Info

Publication number: CN218696349U
Application number: CN202222823152.4U
Authority: CN
Inventors: 石奔; 张云逸; 杜宏伟; 于磊; 李学亮; 石嘉; 顾明义
Original assignee: FUXIN HONGSHENG MACHINERY MANUFACTURING CO LTD
Current assignee: FUXIN HONGSHENG MACHINERY MANUFACTURING CO LTD
Priority date: 2022-10-26
Filing date: 2022-10-26
Publication date: 2023-03-24
Anticipated expiration: 2032-10-26

Abstract

The utility model belongs to the technological equipment of machine-building trade, in particular to cover up end and side opening processing positioning and clamping device in hydraulic retarber. The tailstock adjusting plate is fixedly installed on the upper end face of the left side of the bottom plate, the tailstock is installed on the tailstock adjusting plate, the right end of the upper end face of the bridge plate is fixedly connected with the lower end face of the first lug plate, an auxiliary pillar and a pressing oil cylinder are installed on each cushion block respectively, and the pressing oil cylinder and the hydraulic support are communicated with an oil way in the bridge plate. Cover up end and side opening processing location clamping device in hydraulic retarber simple structure can prevent effectively that the part dress from blocking the deformation, guarantees the quality of processing, not only saves time but also laborsaving during the dress card moreover, and production efficiency is high, can satisfy batch production's demand completely.

Description

Positioning and clamping device for machining upper end face and side hole of middle cover of hydraulic retarder

Technical Field

The utility model belongs to the technological equipment of machine-building trade, in particular to cover up end and side opening processing positioning and clamping device in hydraulic retarber.

Background

The hydrodynamic retarder middle cover is irregular in shape, complex in structure and high in process precision requirement, and due to the fact that the wall is thin and poor in rigidity, milling, drilling and tapping are needed in the machining process, a plurality of numerical control devices are needed for machining the hydrodynamic retarder middle cover, and corresponding tool fixtures are needed in the machining process. The existing tooling fixture is difficult to meet the processing requirement of the part, the workpiece is thin in wall and poor in rigidity, the part is easy to deform in the clamping process, the processing quality is influenced, the original tooling fixture is time-consuming and labor-consuming in the clamping process, the production efficiency is low, and the requirement of batch production is difficult to meet.

Disclosure of Invention

An object of the utility model is to overcome above-mentioned technique not enough, provide a simple structure, dress card labour saving and time saving covers up end and side opening processing positioning and clamping device in the hydraulic retarber that machining efficiency is high.

The technical proposal adopted by the utility model for solving the technical problems is that; the machining, positioning and clamping device for the upper end face and the side holes of the cover in the hydraulic retarder comprises a bottom plate and a pressing oil cylinder, and is characterized in that a tailstock adjusting plate is fixedly arranged on the upper end face of the left side of the bottom plate, a tailstock is arranged on the tailstock adjusting plate, the right end of a tailstock rotating shaft of the tailstock is fixedly connected with a tailstock rotating disc, the tailstock rotating disc is fixedly connected with a lug plate II, the lower end face of the lug plate II is fixedly connected with the left end of the upper end face of a bridge plate, the right end of the upper end face of the bridge plate is fixedly connected with the lower end face of a lug plate I, the right side face of the lug plate I is fixedly connected with a four-axis rotating disc, the four-axis rotating disc is fixedly connected with the left end of the rotating shaft of the four-axis rotating disc, the four-axis rotating disc is fixedly arranged on the upper end face of the four-axis rotating disc, the four-axis rotating disc is fixed on the right side of the upper end face of the bottom plate, an oil path distributor is arranged on the four-axis rotating disc, the outer end face of the oil path distributor is connected with a hydraulic system, the inner end of the oil path distributor is communicated with four-axis oil paths of the lug plate, the oil path distributor and the oil path of the four-axis rotating disc, two end face limiting pins, the oil cylinder are respectively arranged on each oil cylinder, the pressing oil cylinder, and each oil cylinder are respectively communicated with one pressing oil cylinder.

The utility model has the advantages that: cover up end and side opening processing location clamping device in hydraulic retarber simple structure can prevent effectively that the part dress from blocking the deformation, guarantees the quality of processing, not only saves time but also laborsaving during the dress card moreover, and production efficiency is high, can satisfy batch production's demand completely.

Drawings

The following detailed description is made with reference to the accompanying drawings.

FIG. 1 is a structural diagram of a positioning and clamping device for machining the upper end face and a side hole of a cover in a hydrodynamic retarder.

In the figure, 1-base plate; 1-1-mounting holes; 2-tailstock; 2-1-tailstock turntable; 2-2-tailstock spindle; 2-3-tailstock adjusting plate; 3-four-axis rotary table; 3-1-four-axis turntable; 3-2-oil way distributor; 3-3-four-axis turntable adjusting plate; 4, ear plate I; 5-ear plate two; 6-bridge plate; 7-pressing the oil cylinder; 8-auxiliary pillars; 9-cushion block; 10-hydraulic support; 11-error proofing rod one; 12-end face limit pin; 13-error-proofing rod II; 14-reference seat.

Detailed Description

In the embodiment, referring to the attached drawing 1, a plurality of mounting holes 1-1 are formed in a bottom plate 1 of a positioning and clamping device for machining the upper end face and the side holes in the hydrodynamic retarder, a tailstock adjusting plate 2-3 is fixedly arranged on the left side of the upper end face of the bottom plate 1, and a tailstock 2 is arranged on the tailstock adjusting plate 2-3. The right end of a tailstock rotating shaft 2-2 of the tailstock 2 is fixedly connected with a tailstock turntable 2-1, the tailstock turntable 2-1 is fixedly connected with a second lug plate 5, and the lower end face of the second lug plate 5 is fixedly connected with the left end of the upper end face of a bridge plate 6. The right end of the upper end of the bridge plate 6 is fixedly connected with the lower end face of a first lug plate 4, the right side face of the first lug plate 4 is fixedly connected with a four-axis turntable 3-1, the four-axis turntable 3-1 is fixed at the left end of a rotating shaft of the four-axis turntable 3, the four-axis turntable 3 is fixedly arranged on the upper end face of a four-axis turntable adjusting plate 3-3, and the four-axis turntable adjusting plate 3-3 is fixed on the right side of the upper end face of the bottom plate 1. The four-shaft rotary table 3 is provided with an oil way distributor 3-2, the outer end of the oil way distributor 3-2 is connected with a hydraulic system, the inner end of the oil way distributor 3-2 is communicated with oil ways of the four-shaft rotary table 3 and the lug plate I4, and the oil way of the lug plate I4 is communicated with an oil way of the bridge plate 6. Two end face limiting pins 12, four error-proof rods two 13, an error-proof rod one 11, a reference seat 14, three hydraulic supports 10 and three cushion blocks 9 are respectively arranged on the bridge plate 6, an auxiliary support column 8 and a pressing oil cylinder 7 are respectively arranged on each cushion block 9, and the pressing oil cylinder 7 and the hydraulic supports 10 are both communicated with an oil way in the bridge plate 6.

The application method of the hydraulic retarder middle cover upper end surface and side hole machining, positioning and clamping device comprises the following steps of; when the device is used, the device is fixedly arranged on a workbench of numerical control machining equipment through a mounting hole 1-1 in a bottom plate 1, the lower end face of a middle cover of the hydraulic retarder is arranged on two end face limiting pins 12 to implement end face limiting, the peripheral side faces of the middle cover of the hydraulic retarder are limited and protected against collision through two error-proof rods I11 and four error-proof rods II 13, the lower end faces of the peripheral umbrella edges of the middle cover of the hydraulic retarder are arranged on the upper end face of an auxiliary strut 8, then a pressing device of a hydraulic switch driving a pressing oil cylinder 7 is started to press the middle cover of the hydraulic retarder downwards, a hydraulic support 10 is driven to press upwards at the same time, pressure is kept balanced through bidirectional pressing, and the upper end face of the middle cover of the hydraulic retarder can be machined. After the upper end face is machined, the four-axis rotary table 3 is driven by the hydraulic motor to rotate towards the outer side, the four-axis rotary table 3 drives the bridge plate 6, the first lug plate 4, the second lug plate 5 and the middle cover of the hydraulic retarder to rotate together, and after the middle cover rotates to the position, the side hole positions of the side holes can be machined.

Claims

1. A positioning and clamping device for machining an upper end face and a side hole of a cover in a hydraulic retarder comprises a bottom plate (1) and a pressing oil cylinder (7), and is characterized in that a tailstock adjusting plate (2-3) is fixedly arranged on the upper end face on the left side of the bottom plate (1), a tailstock (2) is arranged on the tailstock adjusting plate (2-3), the right end of a tailstock rotating shaft (2-2) of the tailstock (2) is fixedly connected with a tailstock turntable (2-1), the tailstock turntable (2-1) is fixedly connected with a second lug plate (5), the lower end face of the second lug plate (5) is fixedly connected with the left end of the upper end face of a bridge plate (6), the right end of the upper end face of the bridge plate (6) is fixedly connected with the lower end face of the first lug plate (4), the right side surface of the lug plate I (4) is fixedly connected with a four-axis turntable (3-1), the four-axis turntable (3-1) is fixedly connected with the left end of a rotating shaft of the four-axis turntable (3), the four-axis turntable (3) is fixedly arranged on the upper end surface of a four-axis turntable adjusting plate (3-3), the four-axis turntable adjusting plate (3-3) is fixed on the right side of the upper end surface of the bottom plate (1), an oil way distributor (3-2) is arranged on the four-axis turntable (3), the outer end of the oil way distributor (3-2) is connected with a hydraulic system, the inner end of the oil way distributor (3-2) is communicated with oil ways of the four-axis turntable (3) and the lug plate I (4), the oil circuit of otic placode (4) intercommunication bridge plate (6) is equipped with two terminal surface spacer pins (12), a plurality of mistake proofing pole two (13), two mistake proofing pole one (11), a plurality of hydraulic support (10), a plurality of cushion (9) respectively above bridge plate (6), is equipped with an auxiliary strut (8) and a compression cylinder (7) on every cushion (9) respectively, and compression cylinder (7), hydraulic support (10) all communicate with the oil circuit in bridge plate (6).