CN216443118U

CN216443118U - Servo hydraulic press

Info

Publication number: CN216443118U
Application number: CN202122902682.3U
Authority: CN
Inventors: 詹成星
Original assignee: Dongguan Kexinmeng Mechanical Equipment Co ltd
Current assignee: Dongguan Kexinmeng Mechanical Equipment Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-05-06
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a servo hydraulic press, which comprises a machine base, a machine table and a portal frame, wherein a fixed seat is arranged on the machine table, the fixed seat is detachably connected with a die holder through a first fixing screw penetrating from the bottom of the machine table, the die holder is provided with a die core, an oil pressure cylinder is arranged at the top of the portal frame, the oil pressure cylinder is connected with a pressing mechanism matched and matched with the die holder through a pressure rod, the die holder and the pressing die are detachably mounted through a first fixing screw and a second assembling screw respectively, workpiece products with different sizes are convenient to match, meanwhile, a limiting device is arranged to be connected with the pressing mechanism, so that the left position and the right position of the pressing mechanism cannot deviate, the left position and the right position are limited by a swing arm and a limiting sliding seat, the matching between the pressing die and the die holder is greatly improved, and the stamping quality of the products is improved, the defective rate is reduced, synchronous descending and ascending are realized through the synchronously moving pressing rod and the pushing rod, and the pressing position of the pressing die is ensured.

Description

Servo hydraulic press

Technical Field

The utility model relates to the field of hydraulic press equipment, in particular to a servo hydraulic press.

Background

The hydraulic machine is commonly used for punch forming of workpieces, a punching die holder and a die head of most of the existing hydraulic machines are fixed, high workpiece adaptability of different sizes cannot be achieved for one workpiece, and meanwhile, the die head of the hydraulic machine is easy to deviate in position in a long-term punching process, so that the yield of the workpiece is reduced, and the quality is affected, so that a servo hydraulic machine is needed to be provided.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to provide a servo hydraulic machine that solves the problems set out in the background art mentioned above.

In order to achieve the purpose, the utility model provides the following technical scheme:

the servo hydraulic machine comprises a machine base, a machine table and a portal frame, wherein a fixed base is installed on the machine table, the fixed base is detachably connected with a die holder through a first fixing screw penetrating from the bottom of the machine table, a die core is arranged on the die holder, an oil hydraulic cylinder is installed at the top of the portal frame, the oil hydraulic cylinder is connected with a pressing mechanism matched with the die holder through a pressing rod, guide grooves are formed in two sides of the portal frame along the length direction, and a limiting device connected with the pressing mechanism is movably assembled in each guide groove.

As a further technical scheme, a first assembling screw hole for connecting a first fixing screw is formed in the die holder, a connecting plate is mounted at the tail end of the pressure rod, and the connecting plate is detachably connected with the pressing mechanism through a second fixing screw.

As a further technical scheme of the utility model, the bottom end of the guide groove is provided with a silica gel block for the sliding and collision prevention of the limiting device, and the top of the inner side of the portal frame is provided with a positioning shaft for the sleeve connection of the pressure lever.

As a further technical scheme of the present invention, the press-fit mechanism includes a press-fit die connected to the connecting plate and a second assembly screw hole provided in the press-fit die and through which the second fixing screw passes.

As a further technical scheme, the limiting device comprises a limiting sliding seat movably arranged in the guide groove, a pushing cylinder arranged at the top of the gantry frame, a push rod which is in driving connection with the pushing cylinder and the other end of which is connected with the limiting sliding seat, a rotating shaft positioned on the limiting sliding seat and a swing arm which is arranged in the rotating shaft and is connected with the pressing mechanism, wherein shaft holes for connecting the swing arm are arranged at two sides of the pressing mechanism, and the push rod and the press rod move synchronously.

As a further technical scheme, an electric control case for electrically connecting the oil hydraulic cylinder and the pushing cylinder is arranged in the machine base, an assembling plate is arranged on one side of the portal frame, and a control panel electrically connected with the electric control case is installed on the assembling plate through a supporting frame.

The utility model has the beneficial effects that: with die holder and press fitting die respectively through first fixed screw and second assembly screw hole realization demountable installation, be convenient for match not unidimensional work piece product, utilize the stop device who sets up to be connected in pressing mechanism simultaneously, make pressing mechanism position can not take place the skew about, position about having restricted by swing arm and spacing slide, cooperation precision between press fitting die and the die holder has been improved greatly, thereby improve product punching press quality, reduce the defective percentage, depression bar and push rod through synchronous motion realize descending in step and rising, ensure the pressfitting position of press fitting die.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Wherein: the device comprises a machine base 1, a machine table 2, a portal frame 3, an oil hydraulic cylinder 4, a pushing cylinder 5, an assembling plate 6, a supporting frame 7, a control panel 8, a positioning shaft 9, a pressing rod 10, a connecting plate 11, a pressing die 12, a second fixing screw 13, a second assembling screw hole 14, a shaft hole 15, a swing arm 16, a rotating shaft 17, a limiting sliding seat 18, a guide groove 20, a die holder 21, a die core 22, a fixed seat 23, a first assembling screw hole 24, a first fixing screw 25 and a silica gel block 26.

Detailed Description

The following describes embodiments of the present invention with reference to the drawings and preferred embodiments.

Referring to fig. 1, the servo hydraulic press includes a machine base 1, a machine table 2 and a portal frame 3, the machine table 2 is provided with a fixed seat 23, the fixed seat 23 is detachably connected with a die holder 21 through a first fixing screw 25 penetrating from the bottom of the machine table 2, the die holder 21 is provided with a die core 22, the top of the portal frame 3 is provided with an oil pressure cylinder 4, the oil pressure cylinder 4 is connected with a pressing mechanism matched with the die holder 21 through a pressure rod 10, two sides of the portal frame 3 are both provided with guide grooves 20 along the length direction, a limiting device connected with the pressing mechanism is movably assembled in the guide grooves 20, the die holder 21 is provided with a first assembling screw hole 24 connected with the first fixing screw 25, the tail end of the pressure rod 10 is provided with a connecting plate 11, the connecting plate 11 is detachably connected with the pressing mechanism through a second fixing screw 13, the limiting device comprises a limiting slide seat 18 movably arranged in the guide groove 20, a pushing cylinder 5 arranged at the top of the portal frame 3, a push rod 19 which is in driving connection with the pushing cylinder 5 and the other end of which is connected with the limiting slide seat 18, a rotating shaft 17 positioned on the limiting slide seat 18 and a swing arm 16 which is arranged in the rotating shaft 17 and is connected with the pressing mechanism, shaft holes 15 for connecting the swing arms 16 are arranged at two sides of the pressing mechanism, the push rod 19 and the press rod 10 synchronously move to detachably mount the die holder 21 and the pressing die 12 through a first fixing screw 25 and a second assembling screw hole 14 respectively, so that workpiece products with different sizes can be matched conveniently, and meanwhile, the limiting device is connected with the pressing mechanism to ensure that the left position and the right position of the pressing mechanism can not deviate, the left and right positions are limited by the swing arm 16 and the limiting slide seat 18, the matching precision between the press-fit die 12 and the die holder 21 is greatly improved, the product stamping quality is improved, the defective rate is reduced, synchronous descending and ascending are realized through the synchronously moving pressing rod 10 and the push rod 19, and the press-fit position of the press-fit die 12 is ensured.

Further, the bottom of guide way 20 be provided with and be used for stop device slip crashproof silica gel block 26, 3 inboard tops of portal frame be provided with the confession the depression bar 10 the location axle 9 that cup joints, place stop device through the silica gel block 26 that sets up and exceed the limit for journey and reduce the collision, utilize location axle 9 to strengthen the motion stability of depression bar 10.

Furthermore, the pressing mechanism comprises a pressing die 12 connected with the connecting plate 11 and a second assembling screw hole 14 arranged in the pressing die 12 and used for the second fixing screw 13 to penetrate through, the pressing die 12 can be detachably connected through the installation of the second fixing screw 13, different pressing dies can be better replaced, and more products with different sizes can be adapted.

Furthermore, the frame 1 in be provided with the confession

oil pressure cylinder

4 and 5 electric connection's of push cylinder electric control machine case, 3 one side of portal frame be provided with assembly plate 6, assembly plate 6 install through support frame 7 with electric control machine case electric connection's control panel 8, through the operation of control panel 8 control oil pressure cylinder 4 and push cylinder 5, operate more conveniently.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Servo hydraulic press, including frame (1), board (2) and portal frame (3), its characterized in that, board (2) on install fixing base (23), fixing base (23) through following board (2) bottom first fixed screw (25) that penetrate can dismantle with die holder (21) and be connected, die holder (21) on be provided with mold core (22), portal frame (3) top install oil hydraulic cylinder (4), oil hydraulic cylinder (4) be connected with through depression bar (10) with die holder (21) matched with pressing mechanism, portal frame (3) both sides all be provided with guide way (20) along length direction, guide way (20) internalization be equipped with pressing mechanism's stop device that is connected.

2. The servo hydraulic machine as claimed in claim 1, wherein a first assembling screw hole (24) for connecting a first fixing screw (25) is arranged in the die holder (21), a connecting plate (11) is arranged at the tail end of the pressure lever (10), and the connecting plate (11) is detachably connected with the pressing mechanism through a second fixing screw (13).

3. The servo hydraulic machine according to claim 1, wherein a silica gel block (26) for sliding and collision prevention of the limiting device is arranged at the bottom end of the guide groove (20), and a positioning shaft (9) for sleeving the pressing rod (10) is arranged at the top of the inner side of the portal frame (3).

4. The servo hydraulic machine according to claim 2, wherein the pressing mechanism comprises a pressing die (12) connected with the connecting plate (11) and a second assembling screw hole (14) arranged in the pressing die (12) and used for the second fixing screw (13) to penetrate through.

5. The servo hydraulic machine according to claim 1, wherein the limiting device comprises a limiting sliding seat (18) movably mounted in the guide groove (20), a pushing cylinder (5) arranged at the top of the portal frame (3), a push rod (19) in driving connection with the pushing cylinder (5) and connected with the limiting sliding seat (18) at the other end, a rotating shaft (17) positioned on the limiting sliding seat (18) and a swing arm (16) mounted in the rotating shaft (17) and connected with the pressing mechanism, shaft holes (15) for connecting the swing arm (16) are arranged at two sides of the pressing mechanism, and the push rod (19) and the press rod (10) move synchronously.

6. The servo hydraulic machine according to claim 5, wherein an electric control cabinet for electrically connecting the oil hydraulic cylinder (4) and the pushing cylinder (5) is arranged in the machine base (1), an assembling plate (6) is arranged on one side of the portal frame (3), and a control panel (8) electrically connected with the electric control cabinet is arranged on the assembling plate (6) through a support frame (7).