Material returning mechanism of hydraulic machine

Abstract

The utility model relates to the technical field of material returning mechanisms of hydraulic machines, and discloses a material returning mechanism of a hydraulic machine, which comprises a device body and a connecting assembly arranged on the device body, after stamping is completed, a rectangular block is sleeved on the outer wall of a fixing rod fixedly connected to the top of a fixing base plate, and the rectangular block is pulled to rotate upwards, so that the material returning mechanism of the hydraulic machine is formed. When a rectangular block is rotated, an insertion block fixedly connected to the bottom of the rectangular block is driven to slide out of the inner wall of a limiting hole formed in a fixed block, limiting of a blanking plate fixedly connected to the inner side of the fixed block is relieved, and a fixed spring fixedly connected to the bottom of the blanking plate pushes the blanking plate at the top to deflect; the blanking plate hinged to the inner side of a limiting groove formed in the fixed base plate is pushed by the fixed spring connected with the blanking plate to deflect in the hinged direction, machined parts at the top of the blanking plate are subjected to blanking treatment, semi-automatic blanking is achieved through the action of the connected spring, and the situation that an operator directly takes machined materials, and potential safety hazards exist is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of a material return mechanism of a hydraulic press, in particular to a material return mechanism of a hydraulic press. Background Art

[0002] A hydraulic press is a machine that uses liquid as the working medium and is made according to Pascal's principle to transfer energy to achieve various processes. A hydraulic press generally consists of three parts: a main engine, a power system, and a hydraulic control system. Hydraulic presses are classified into valve hydraulic presses, liquid hydraulic presses, and engineering hydraulic presses.

[0003] Hydraulic press is a machine that uses the static pressure of liquid to process metal, plastic, rubber, wood, powder and other products. It is often used in pressing and forming processes, such as forging, stamping, cold extrusion, straightening, bending, flanging, sheet metal drawing, powder metallurgy, press fitting, etc.

[0004] The existing hydraulic press needs to return materials during use. The existing method mainly adopts manual labor to take out the workpieces in the tooling, which has low work efficiency and great safety hazards during operation. Based on this, a material return mechanism of a hydraulic press is proposed. Utility Model Content

[0005] The utility model aims to provide a material return mechanism for a hydraulic press, which solves the problems described in the above background technology.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a material return mechanism of a hydraulic press, comprising a device body,

[0007] and a connecting assembly arranged on the device body, wherein the connecting assembly comprises a processing portion arranged on the upper section of the device body, a blanking portion is arranged on the middle section of the device body, and a collecting portion is arranged on the lower section of the device body;

[0008] The blanking part comprises a fixed base plate fixedly connected to the inner wall of the device body, a blanking plate is hingedly connected to the inner wall of a limiting groove opened on the top of the fixed base plate, fixed blocks are fixedly connected to the front and rear ends of the blanking plate, a fixed spring is fixedly connected to the bottom of the blanking plate, a fixed rod is fixedly connected to the top of the fixed base plate, a rectangular block is sleeved on the outer wall of the fixed rod, an insert block is fixedly connected to the bottom of the rectangular block, and a connecting spring is sleeved on the outer wall of the fixed rod;

[0009] The collecting part includes a limiting block, the inner wall of the lower hole opened in the limiting block is slidably connected to a limiting rod, the outer wall of the limiting rod is sleeved with a limiting spring, one end of the inner side of the limiting rod is fixedly connected to a stop block, the bottom of the device body is fixedly connected to a fixing frame, the inner wall of the fixing frame is transmission-connected to a transmission roller, the bottom of the inner wall of the device body is fixedly connected to a supporting spring, and the top of the supporting spring is fixedly connected to a wedge block.

[0010] Preferably, the fixing block is provided with a limiting hole, the insert block is slidably connected to the inner wall of the limiting hole, and the bottom of the fixing spring is fixedly connected to the limiting groove provided on the inner wall of the limiting groove provided on the fixing base plate.

[0011] Preferably, a connecting block is fixedly connected to the bottom of the fixed base plate, a connecting rod is fixedly connected to the inner side of the connecting block, a pushing spring is sleeved on the outer wall of the connecting rod, a sliding block is sleeved on the outer wall of the connecting rod, and a pushing plate is fixedly connected to the bottom of the sliding block.

[0012] Preferably, a placement plate is fixedly connected to the left end of the fixing frame.

[0013] The utility model provides a material return mechanism for a hydraulic press. The material return mechanism for the hydraulic press has the following beneficial effects:

[0014] 1. The material-returning mechanism of the hydraulic press, after the stamping is completed, a rectangular block is sleeved on the outer wall of the fixed rod fixedly connected to the top of the fixed base plate, and by pulling the rectangular block upward and rotating, the plug block fixedly connected to the bottom of the rectangular block is driven to slide out of the inner wall of the limiting hole opened in the fixed block, and the limit of the blanking plate fixedly connected to the inner side of the fixed block is released, and the fixed spring fixedly connected to the bottom of the blanking plate pushes the top blanking plate to deflect, and the blanking plate hinged to the inner side of the limiting groove opened in the fixed base plate is pushed by the connected fixed spring and deflected along the direction of the hinge, and the processed parts on the top of the blanking plate are blanked, and semi-automatic blanking is realized through the action of the connected spring, which prevents the operator from directly taking the processed material and posing a safety hazard.

[0015] 2. The material-returning mechanism of the hydraulic press, after the material is dropped, the processed material falls from the gap between the fixed base plate and the right side of the device body, and moves inward through the limit rod connected by traction, driving the fixedly connected resisting block to move, and buffering the middle section to avoid directly falling onto the wedge block connected at the bottom and damaging the processed workpiece. The processed workpiece that falls onto the top of the wedge block is buffered by the action of the supporting spring fixedly connected at the bottom. The inner wall of the fixed frame fixedly connected to the inner wall of the device body is connected with a transmission roller for transmission through traction, so that the processed workpiece is transmitted to the transmission roller for transmission, and is transmitted to the placement plate fixedly connected to the left side of the fixed frame for placement; the inner wall of the connecting block fixedly connected to the bottom of the fixed base plate is fixedly connected with a connecting rod, and the compressed pushing spring sleeved on the outer wall of the connecting rod pushes the connected sliding block to move the pushing block fixedly connected at the bottom to move, and limit the processed workpiece placed on the placement plate, which is convenient for stacking the completed processed workpieces and for overall processing and dropping. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a schematic diagram of the structure division of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the utility model;

[0019] Figure 4 This is an oblique top view schematic diagram of the structure of the utility model;

[0020] Figure 5 The utility model structure Figure 4 The enlarged schematic diagram at A in the middle;

[0021] Figure 6 It is a partial schematic diagram of the structure of the utility model.

[0022] In the figure: 1. device body 2. connecting assembly 21. processing part 211. hydraulic press 212. hydraulic rod 213. die head 22. blanking part 221. fixed base plate 222. blanking plate 223. fixed block 224. fixed spring 225. fixed rod 226. connecting spring 227. rectangular block 228. plug block 23. collecting part 231. fixed frame 232. driving roller 233. supporting spring 234. wedge block 235. limiting block 236. limiting rod 237. resisting block 238. limiting spring 239. connecting block 2310. connecting rod 2311. pushing spring 2312. sliding block 2313. pushing plate. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Embodiment 1: A preferred embodiment of a material return mechanism of a hydraulic press provided by the utility model is as follows: Figures 1 to 6 As shown: a material-returning mechanism of a hydraulic press comprises a device body 1, and a connecting assembly 2 arranged on the device body 1, the connecting assembly 2 comprises a processing portion 21 arranged on the upper section of the device body 1, a blanking portion 22 is arranged on the middle section of the device body 1, and a collecting portion 23 is arranged on the lower section of the device body 1; the blanking portion 22 comprises a fixed base plate 221 fixedly connected to the inner wall of the device body 1, a blanking plate 222 is hingedly connected to the inner wall of the limiting groove opened on the top of the fixed base plate 221, a fixed block 223 is fixedly connected to the front and rear ends of the blanking plate 222, a fixed spring 224 is fixedly connected to the bottom of the blanking plate 222, a fixed rod 225 is fixedly connected to the top of the fixed base plate 221, a rectangular block 227 is sleeved on the outer wall of the fixed rod 225, an insert block 228 is fixedly connected to the bottom of the rectangular block 227, and a connecting spring 226 is sleeved on the outer wall of the fixed rod 225; a limiting hole is opened on the fixed block 223, the insert block 228 is slidably connected to the inner wall of the limiting hole, and the fixing spring 224 is fixedly connected to the bottom of the fixing base plate 221. The bottom 224 is fixedly connected to the limiting groove opened on the inner wall of the limiting groove opened on the fixed base plate 221; after the stamping is completed, the outer wall of the fixing rod 225 fixedly connected to the top of the fixing base plate 221 is sleeved with a rectangular block 227, and by pulling the rectangular block 227 upward and rotating, the plug block 228 fixedly connected to the bottom of the rectangular block 227 is driven to slide out of the inner wall of the limiting hole opened on the fixing block 223, and the blanking plate 222 fixedly connected to the inner side of the fixing block 223 is released from the limit, and the fixing spring 224 fixedly connected to the bottom of the blanking plate 222 pushes the top blanking plate 222 to deflect, and the blanking plate 222 hinged to the inner side of the limiting groove opened on the fixed base plate 221 is pushed by the connected fixing spring 224 and deflected along the hinged direction, and the processed parts on the top of the blanking plate 222 are blanked. Semi-automatic blanking is realized through the action of the connected spring, which avoids the operator directly taking the processed material, which poses a safety hazard;

[0025] Embodiment 2: Based on the embodiment 1, the utility model provides a hydraulic press material return mechanism preferably implemented as follows Figures 1 to 6As shown: the processing part 21 includes a hydraulic press 211 fixedly connected to the top of the device body 1, the output end of the hydraulic press 211 is fixedly connected to a hydraulic rod 212, and the bottom of the hydraulic rod 212 is fixedly connected to a die head 213; the bottom of the fixed base plate 221 is fixedly connected to a connecting block 239, the inner side of the connecting block 239 is fixedly connected to a connecting rod 2310, the outer wall of the connecting rod 2310 is sleeved with a pushing spring 2311, the outer wall of the connecting rod 2310 is sleeved with a sliding block 2312, and the bottom of the sliding block 2312 is fixedly connected to a pushing plate 2313; the left end of the fixed frame 231 is fixedly connected to a placing plate; after the material is dropped, the processed material falls from the gap between the fixed base plate 221 and the right side of the device body 1, and moves inward through the traction connection of the limit rod 236, driving the fixed connection block 237 to move, and buffering the middle section to avoid falling directly to the bottom. The connected wedge block 234 damages the workpiece, and the workpiece that falls on the top of the wedge block 234 is buffered by the action of the supporting spring 233 fixedly connected to the bottom. The inner wall of the fixed frame 231 fixedly connected to the inner wall of the device body 1 is connected to the transmission roller 232 for transmission. Through traction, the workpiece is transmitted to the transmission roller 232 for transmission and is transmitted to the placement plate fixedly connected to the left side of the fixed frame 231 for placement; the inner wall of the connecting block 229 fixedly connected to the bottom of the fixed base plate 221 is fixedly connected to the connecting rod 2310, and the compressed pushing spring 2311 sleeved on the outer wall of the connecting rod 2310 pushes the connected sliding block 2312 to move and the pushing block 2313 fixedly connected at the bottom to move, so as to limit the workpiece placed on the placement plate, so as to facilitate the stacking of the completed workpieces and the overall processing and blanking.

[0026] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0027] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A material return mechanism for a hydraulic press, comprising a device body (1), and a connecting component (2) arranged on the device body (1), characterized in that: The connecting assembly (2) comprises a processing portion (21) arranged at the upper section of the device body (1), a blanking portion (22) is arranged at the middle section of the device body (1), and a collecting portion (23) is arranged at the lower section of the device body (1); The blanking portion (22) comprises a fixed base plate (221) fixedly connected to the inner wall of the device body (1); a blanking plate (222) is hingedly connected to the inner wall of a limiting groove opened at the top of the fixed base plate (221); fixed blocks (223) are fixedly connected to the front and rear ends of the blanking plate (222); a fixed spring (224) is fixedly connected to the bottom of the blanking plate (222); a fixed rod (225) is fixedly connected to the top of the fixed base plate (221); a rectangular block (227) is sleeved on the outer wall of the fixed rod (225); an insert block (228) is fixedly connected to the bottom of the rectangular block (227); and a connecting spring (226) is sleeved on the outer wall of the fixed rod (225); The collecting part (23) comprises a limit block (235), the inner wall of the lower hole of the limit block (235) is slidably connected to a limit rod (236), the outer wall of the limit rod (236) is sleeved with a limit spring (238), one inner end of the limit rod (236) is fixedly connected to a stop block (237), the bottom of the device body (1) is fixedly connected to a fixing frame (231), the inner wall of the fixing frame (231) is transmission-connected to a transmission roller (232), the bottom of the inner wall of the device body (1) is fixedly connected to a support spring (233), and the top of the support spring (233) is fixedly connected to a wedge block (234).

2. A material-returning mechanism for a hydraulic press according to claim 1, characterized in that: The processing section (21) comprises a hydraulic press (211) fixedly connected to the top of the device body (1); the output end of the hydraulic press (211) is fixedly connected to a hydraulic rod (212); and the bottom of the hydraulic rod (212) is fixedly connected to a die head (213).

3. The material-returning mechanism of a hydraulic press according to claim 1, characterized in that: The fixed block (223) is provided with a limiting hole, the insert block (228) is slidably connected to the inner wall of the limiting hole, and the bottom of the fixed spring (224) is fixedly connected to a limiting groove provided on the inner wall of the limiting groove provided on the fixed base plate (221).

4. The material-returning mechanism of a hydraulic press according to claim 1, characterized in that: A connecting block (239) is fixedly connected to the bottom of the fixed base plate (221), a connecting rod (2310) is fixedly connected to the inner side of the connecting block (239), a pushing spring (2311) is sleeved on the outer wall of the connecting rod (2310), a sliding block (2312) is sleeved on the outer wall of the connecting rod (2310), and a pushing plate (2313) is fixedly connected to the bottom of the sliding block (2312).

5. The material-returning mechanism of a hydraulic press according to claim 1, characterized in that: A placement plate is fixedly connected to the left end of the fixing frame (231).

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