CN207735937U - A kind of hollow piston turning head R arc hydraulic tools - Google Patents

Abstract

The utility model discloses a hollow piston turning head R-arc hydraulic tooling, which belongs to the technical field of piston turning processing equipment, and comprises a backing plate, a main shaft connection plate, a positioning plate and a tightening mechanism arranged on the positioning plate, and is characterized in that the The positioning disc is provided with a preset number of positioning holes symmetrically along the axis, and a clamping block is arranged in the positioning hole, and a tightening mechanism is correspondingly arranged inside the positioning hole, and the tightening mechanism includes a guide post, a guide sliding block, and a positioning block. The beneficial effects of the utility model are: the device is provided with a plurality of positioning holes and clamping blocks matching the R arc of the turning head of the piston, thereby realizing simultaneous turning of multiple workpieces and greatly improving work efficiency; The special tightening mechanism ensures accurate multi-directional positioning and facilitates disassembly.

Description

A hollow piston turning head R-arc hydraulic tooling

technical field

The utility model belongs to the technical field of piston turning processing equipment, and more particularly relates to a hollow piston turning head R-arc hydraulic tooling.

Background technique

At present, the R-arc machining of the variable displacement hollow piston head of the automobile air-conditioning compressor adopts the method of placing the piston on the machining center and controlling the milling process through the CNC program. Each time the CNC program is executed, only one piston can be milled, which leads to low production efficiency and labor intensity. Large, and the size of the product is unstable, which makes the product unable to be assembled and used.

Contents of the invention

In order to solve the above problems and overcome the deficiencies of the prior art, the utility model provides a hollow piston turning head R-arc hydraulic tool with high working efficiency and high processing accuracy, which can effectively solve the problem of low processing efficiency and unstable product size The problem.

The specific technical solution of the utility model to solve the above technical problems is: the hollow piston turning head R-arc hydraulic tooling includes a backing plate, a main shaft connection plate, a positioning plate and a tightening mechanism arranged on the positioning plate, and is characterized in that The positioning disc is provided with a preset number of positioning holes symmetrically along the axis, and a clamping block is arranged in the positioning hole, and a tightening mechanism is correspondingly arranged inside the positioning hole, and the tightening mechanism includes a guide post, a guide sliding block, and a positioning block. The guide post is arranged at both ends of the inside of the positioning hole, and the two sides of the guide sliding block are symmetrically provided with through holes I along the vertical direction. A groove is provided, and the groove is matched with the positioning block. A faceplate is arranged above the middle part of the positioning plate. The faceplate is symmetrically provided with a preset number of through holes II along the axis, and the through holes II are connected to the guide posts. Cooperate.

Further, the other end of the spindle connection plate is provided with a machine tool spindle, and the spindle connection plate is connected to the machine tool spindle through hexagon socket bolts.

Further, the backing plate is respectively connected with the positioning plate and the main shaft connecting plate through hexagon socket head bolts.

Further, the positioning block is connected with the guide sliding block through a hexagon socket bolt.

The beneficial effects of the utility model are: the device is provided with a plurality of positioning holes and clamping blocks matched with the R arc of the turning head of the piston, thereby realizing simultaneous turning of multiple workpieces and greatly improving work efficiency; the inside of the positioning holes corresponds to A special tightening mechanism is set to ensure accurate multi-directional positioning and facilitate disassembly.

Description of drawings:

Accompanying drawing 1 is the three-dimensional structure schematic diagram of the present utility model;

Accompanying drawing 2 is the utility model top view structure schematic diagram; In the accompanying drawing:

1. Positioning plate, 2. Clamping block, 3. Guide post, 4. Guide sliding block, 5. Positioning block, 6. Faceplate, 7. Backing plate, 8. Spindle connection plate, 9. Positioning hole, 10. Expansion core.

Detailed ways:

In order to make the purpose, technical solution and advantages of the utility model more clear, it will now be more fully described with reference to accompanying drawings 1-2. In describing the present invention, it should be understood that the terms "center", "upper", "lower", "left", "right", "rear", "lower left", "upper right", "outer" etc. The orientation or positional relationship indicated is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, use a specific Azimuth configuration and operation, therefore, cannot be interpreted as limiting the protection scope of the present utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

Specific implementation of the present utility model: the hollow piston turning head R arc hydraulic tooling includes a backing plate 7, a main shaft connection plate 8, a positioning plate 1 and a tightening mechanism arranged on the positioning plate 1, and is characterized in that The positioning disc 1 is symmetrically provided with a preset number of positioning holes 9 along the axis, and a clamping block 2 is arranged in the positioning holes 9, and a tightening mechanism is correspondingly arranged inside the positioning holes 9, and the tightening mechanism includes a guide column 3, a guide slide Block 4, positioning block 5, the guide post 3 is arranged at the two ends inside the positioning hole 9, the two sides of the guide sliding block 4 are symmetrically provided with through holes I along the vertical direction, and the through hole I and the guide post 3 In cooperation, a groove is arranged on the outer side of the middle part of the guide sliding block 4 along the horizontal direction, and the groove is matched with the positioning block 5. A faceplate 6 is arranged above the middle part of the positioning plate 1, and the faceplate 6 is symmetrically arranged with pre-sets along the axis. A number of through holes II are provided, and the said through holes II cooperate with the guide pillars 3 .

Further, the other end of the spindle connection plate 8 is provided with a machine tool spindle, and the spindle connection plate 8 is connected to the machine tool spindle through hexagon socket bolts.

Further, the backing plate 7 is respectively connected with the positioning plate 1 and the main shaft connection plate 8 through hexagon socket bolts.

Further, the positioning block 5 is connected with the guide sliding block 4 through a hexagon socket bolt.

When using, the specific operation is as follows:

1. First connect the expansion core 10 with the machine pull rod through the clamping block 2, then put the end of the piston tube into the hole of the clamping block 2, and place the clamping block 2 in the positioning hole 9, the head of the piston R The inner plane of the arc cooperates with the positioning block 5, and the piston is pushed through the guide sliding block 4 and the guide column 3 to make the bottom surface of the piston contact with the backing plate 7, and the clamping of the three pistons is completed three times in sequence;

2. Press the hydraulic switch, clamp the piston through the tightening mechanism, and press the machine start button to complete the product turning;

3. After the turning is completed, the hydraulic clamping device is released, and the piston is pulled through the guide sliding block 4 and the guide column 3 and removed to start the next working cycle.

Claims (4)

1. a kind of hollow piston turning head R arc hydraulic tools, including backing plate（7）, spindle coupling disc（8）, positioning disk（1）And it sets It sets in positioning disk（1）On clamping mechanism, it is characterised in that the positioning disk（1）It is symmetrically arranged with determining for preset quantity along axle center Position hole（9）, location hole（9）Inside it is provided with gripping block（2）, the location hole（9）Inside is correspondingly arranged clamping mechanism, described to step up Mechanism includes guide post（3）, be oriented to sliding shoe（4）, locating piece（5）, the guide post（3）It is arranged in location hole（9）The both ends of inside, The guiding sliding shoe（4）Both sides be vertically symmetrically arranged with through-hole I, the through-hole I and guide post（3）It matches, leads To sliding shoe（4）It is horizontally disposed fluted on the outside of middle part, the groove and locating piece（5）It matches, the positioning disk （1）Middle part above be provided with floral disc（6）, floral disc（6）The through-hole II of preset quantity, the through-hole II are symmetrically arranged with along axle center With guide post（3）It matches.

2. hollow piston turning according to claim 1 head R arc hydraulic tools, it is characterised in that the main shaft connection Disk（8）The other end is provided with machine tool chief axis, spindle coupling disc（8）It is connected with machine tool chief axis by hexagon socket head cap screw.

3. hollow piston turning according to claim 1 head R arc hydraulic tools, it is characterised in that the backing plate（7） By hexagon socket head cap screw respectively with positioning disk（1）And spindle coupling disc（8）It is connected.

4. hollow piston turning according to claim 1 head R arc hydraulic tools, it is characterised in that the locating piece（5） By hexagon socket head cap screw and it is oriented to sliding shoe（4）Connection.