CN217990821U

CN217990821U - Compressor piston forging and pressing die

Info

Publication number: CN217990821U
Application number: CN202222030515.9U
Authority: CN
Inventors: 张步军
Original assignee: Yangzhou Junxing Automobile Industry Co ltd
Current assignee: Yangzhou Junxing Automobile Industry Co ltd
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2022-12-09
Anticipated expiration: 2032-08-03

Abstract

The utility model discloses a compressor piston forging mould, the utility model relates to a forging and pressing grinding apparatus technical field. The compressor piston forging and pressing die comprises a fixed base, wherein a lower fixed plate is fixedly connected to the top of the fixed base. The utility model discloses an installation limiting plate, a screw thread section of thick bamboo and threaded rod etc, after the piston blank shaping, upwards slide through an upper fixed plate, driving toothed plate can drive driven gear and rotate, thereby make two screw thread section of thick bamboos slide toward opposite direction in the inside of bottom plate, make two bed die separation, the piston blank of the inside shaping of bed die can take place not hard up this moment, pressure between piston blank and the bed die inner wall has been reduced, be convenient for take out piston blank, after two bed die parts, through the extension of cylinder, can drive the excellent upwards slide of support, let the upper surface that the roof-rack will become flexible piston blank ejecting to the bed die, be convenient for take off it through anchor clamps such as pliers, the practicality has been strengthened.

Description

Compressor piston forging and pressing die

Technical Field

The utility model relates to a forging and pressing grinding apparatus technical field specifically is compressor piston forging and pressing mould.

Background

The piston is the key part of air condition compressor, and the piston is forged through forging and pressing mould and is pressed into usually in production, and in traditional work piece drawing of patterns mode, when the piston blank is fashioned, all directly ejecting to the work piece through the ejector pin, because can tightly block in the mould cavity when the piston blank is fashioned, if direct ejecting easily leaves the seal of a government organization in old china to this kind of surface requirement higher work piece surface of piston quality, influences the production quality of piston.

For example, the patent with the authorization number of cn201820975213.X specifically named as "a forging and pressing die for an air conditioner compressor piston", in the patent, a top rod penetrates through a top rod hole to eject a forging on a lower cavity during demolding, so that demolding is performed, and because a piston blank is tightly clamped in a die cavity during molding, the piston blank is directly ejected through the top rod and easily damages the surface of the molded piston blank.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a compressor piston forging mould when having solved the piston blank drawing of patterns, causes the problem of damage to the surface easily.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: compressor piston forging mould, including unable adjustment base, unable adjustment base's top rigid coupling has the bottom plate, the top sliding connection of bottom plate has an upper fixed plate, the die cavity has been seted up to upper fixed plate's bottom center department, the standing groove has been seted up to the upper surface center department of bottom plate, the inside equidistance sliding connection of standing groove has the bed die, the inner wall equidistance rigid coupling of standing groove has the limiting plate, the bottom rigid coupling of bed die has a threaded section of thick bamboo, threaded section of thick bamboo's inside center department threaded connection has the threaded rod, the surface equidistance fixed mounting of threaded rod has spacing bearing, the equal fixed mounting in both ends of threaded rod has driven gear, the bottom equidistance fixed mounting of upper die cavity has initiative pinion rack.

Preferably, the fixed base is fixedly provided with a cylinder at the center inside, a supporting rod is fixedly connected to the top end of the cylinder, and a top frame is fixedly connected to the top end of the supporting rod.

Preferably, the number of the lower dies is two, the two lower dies are oppositely arranged in the placing groove, and the outer surface of the limiting plate is connected in the lower dies in a sliding mode.

Preferably, the number of the threaded cylinders, the number of the limiting bearings, the number of the driven gears and the number of the driving toothed plates are two, the upper half part of the outer surface of the driving toothed plate is a smooth surface, and the surface of the driving toothed plate is meshed with the surface of the driven gear.

Preferably, the outer surface of the limiting bearing is fixedly installed inside the lower fixing plate, the thread directions of two ends of the outer surface of the threaded rod are opposite, and the outer surface of the threaded cylinder is connected inside the lower fixing plate in a sliding mode.

Preferably, the outer surface of the top frame is slidably connected to the inside of the lower fixing plate, the top frame is U-shaped, and the top end of the top frame extends to the inside of the placing groove.

Advantageous effects

The utility model provides a compressor piston forging mould. Compared with the prior art, the method has the following beneficial effects:

1. this compressor piston forging mould, through the installation limiting plate, a screw thread section of thick bamboo and threaded rod etc, after the piston blank shaping, upwards slide through an upper fixed plate, driving toothed plate can drive driven gear and rotate, make the threaded rod rotate in the inside center department of a screw thread section of thick bamboo, thereby make two screw thread sections of thick bamboo slide toward opposite direction in the inside of bottom plate, make two bed die separation, the inside fashioned piston blank of bed die can take place not hard up this moment, the pressure between piston blank and the bed die inner wall has been reduced, be convenient for take out the piston blank, the practicality has been strengthened.

2. This compressor piston forging mould through installation cylinder and support stick, after two bed dies part, through the extension of cylinder, can drive the support stick and upwards slide, lets the upper surface that the roof-rack will become flexible piston blank ejecting to the bed die, is convenient for take off it through anchor clamps such as pliers, has strengthened the practicality.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is a schematic structural view of the middle top frame of the present invention.

In the figure: 1. a fixed base; 2. a lower fixing plate; 3. an upper fixing plate; 4. an upper die cavity; 5. a placement groove; 6. a lower die; 7. a limiting plate; 8. a threaded barrel; 9. a threaded rod; 10. a limit bearing; 11. a driven gear; 12. a driving toothed plate; 13. a cylinder; 14. a support rod; 141. and a top frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a compressor piston forging die comprises a fixed base 1, wherein a lower fixed plate 2 is fixedly connected to the top of the fixed base 1, an upper fixed plate 3 is slidably connected to the top of the lower fixed plate 2, an upper die cavity 4 is formed in the center of the bottom of the upper fixed plate 3, a placement groove 5 is formed in the center of the upper surface of the lower fixed plate 2, lower dies 6 are slidably connected to the inside of the placement groove 5 at equal intervals, two lower dies 6 are oppositely arranged in the placement groove 5, a limiting plate 7 is fixedly connected to the inner wall of the placement groove 5 at equal intervals, the outer surface of the limiting plate 7 is slidably connected to the inside of the lower dies 6, a threaded cylinder 8 is fixedly connected to the bottom of each lower die 6, the outer surface of each threaded cylinder 8 is slidably connected to the inside of the lower fixed plate 2, a threaded rod 9 is connected to the center of the inside of each threaded cylinder 8 in a threaded manner, and the directions of threads at two ends of the outer surface of the threaded rod 9 are opposite, the outer surface of the threaded rod 9 is fixedly provided with limiting bearings 10 at equal intervals, the outer surface of each limiting bearing 10 is fixedly arranged inside the lower fixing plate 2, two ends of each threaded rod 9 are fixedly provided with driven gears 11, the bottom of the upper die cavity 4 is fixedly provided with a driving toothed plate 12 at equal intervals, the number of the threaded cylinders 8, the limiting bearings 10, the driven gears 11 and the driving toothed plates 12 is two, the upper half part of the outer surface of the driving toothed plate 12 is a smooth surface, the surface of the driving toothed plate 12 is meshed and connected to the surface of the driven gears 11, the limiting plates 7, the threaded cylinders 8, the threaded rods 9 and the like are installed, after piston blanks are molded, the driving toothed plates 12 drive the driven gears 11 to rotate through upward sliding of the upper fixing plate 3, the threaded rods 9 rotate at the centers of the insides of the threaded cylinders 8, so that the two threaded cylinders 8 slide in opposite directions inside the lower fixing plate 2, and the two lower dies 6 are separated, at this moment, the piston blank formed in the lower die 6 can be loosened, the pressure between the piston blank and the inner wall of the lower die 6 is reduced, the piston blank is convenient to take out, and the practicability is enhanced.

Referring to fig. 1 and 3, a cylinder 13 is fixedly installed at the center inside the fixing base 1, a support rod 14 is fixedly connected to the top end of the cylinder 13, an upper frame 141 is fixedly connected to the top end of the support rod 14, the outer surface of the upper frame 141 is slidably connected to the inside of the lower fixing plate 2, the upper frame 141 is U-shaped, the top end of the upper frame 141 extends into the placing groove 5, and by installing the cylinder 13 and the support rod 14, when the two lower molds 6 are separated, the support rod 14 can be driven to slide upwards by the extension of the cylinder 13, so that the upper frame 141 ejects the loosened piston blank onto the upper surface of the lower mold 6, the piston blank can be conveniently taken down by using a clamp such as a pincer, and the practicability is enhanced.

In operation, place the blank between two bed dies 6, through the downstream of upper fixed plate 3, make driving pinion rack 12 drive driven gear 11 and rotate, two bed dies 6 slowly merge this moment, press down the batching through the continuation of upper fixed plate 3 and forge and mould, after the forging and pressing is accomplished, upper fixed plate 3 can upwards slide, when upper fixed plate 3 moves to a take the altitude upwards, the surface of driving pinion rack 12 meshes with driven gear 11's surface and drives driven gear 11 and rotate, at this moment, threaded rod 9 rotates at the inside center department of screw cylinder 8, and make two screw cylinders 8 slide in the inside of bed die 2 to opposite direction, let two bed dies 6 separate, the piston blank of bed die 6 inside shaping can become flexible this moment and take place, the pressure between piston blank and the bed die 6 inner wall has been reduced, be convenient for take out the piston, after two bed dies 6 separate, through the extension of cylinder 13, can drive supporting rod 14 and upwards slide, let roof-frame 141 push out the not hard up piston blank to the upper surface of bed die 6, the blank of being convenient for it passes through pliers etc., the practicality has been strengthened.

And those not described in detail in this specification are well within the skill of those in the art.

Claims

1. Compressor piston forging mould, including unable adjustment base (1), its characterized in that: the top rigid coupling of unable adjustment base (1) has bottom plate (2), the top sliding connection of bottom plate (2) has an upper fixed plate (3), the bottom center department of upper fixed plate (3) has seted up die cavity (4), standing groove (5) have been seted up to the upper surface center department of bottom plate (2), the inside equidistance sliding connection of standing groove (5) has bed die (6), the inner wall equidistance rigid coupling of standing groove (5) has limiting plate (7), the bottom rigid coupling of bed die (6) has a threaded section of thick bamboo (8), the inside center department threaded connection of a threaded section of thick bamboo (8) has threaded rod (9), the surface equidistance fixed mounting of threaded rod (9) has limit bearing (10), the equal fixed mounting in both ends of threaded rod (9) has driven gear (11), the bottom equidistance fixed mounting of last die cavity (4) has initiative pinion rack (12).

2. The compressor piston forging die of claim 1, wherein: the inside center department fixed mounting of unable adjustment base (1) has cylinder (13), the top rigid coupling of cylinder (13) has support stick (14), the top rigid coupling of support stick (14) has roof-rack (141).

3. The compressor piston forging die of claim 1, wherein: the number of the lower dies (6) is two, the lower dies (6) are oppositely arranged in the placing groove (5), and the outer surfaces of the limiting plates (7) are connected in the lower dies (6) in a sliding mode.

4. The compressor piston forging die of claim 1, wherein: the quantity of a screw thread section of thick bamboo (8), spacing bearing (10), driven gear (11) and drive pinion rack (12) is two, the first half of surface of drive pinion rack (12) is the smooth surface, the surface meshing of drive pinion rack (12) is connected on the surface of driven gear (11).

5. The compressor piston forging die of claim 1, wherein: the outer surface of the limiting bearing (10) is fixedly installed inside the lower fixing plate (2), the thread directions of two ends of the outer surface of the threaded rod (9) are opposite, and the outer surface of the threaded cylinder (8) is connected inside the lower fixing plate (2) in a sliding mode.

6. The compressor piston forging die of claim 2, wherein: the outer surface of the top frame (141) is connected with the inner part of the lower fixing plate (2) in a sliding mode, the top frame (141) is U-shaped, and the top end of the top frame (141) extends into the placing groove (5).