CN218252185U

CN218252185U - Full-automatic stretcher

Info

Publication number: CN218252185U
Application number: CN202222151025.4U
Authority: CN
Inventors: 黄卯生
Original assignee: Guangdong Huanya Weilai Intelligent Machine Co ltd
Current assignee: Guangdong Huanya Weilai Intelligent Machine Co ltd
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2023-01-10
Anticipated expiration: 2032-08-16

Abstract

The utility model discloses a full-automatic drawing machine, which comprises a fixed base, wherein a hydraulic cylinder is arranged on the fixed base, a drawing rod connected with the hydraulic cylinder is arranged below the hydraulic cylinder, a clamping mechanism is arranged at the bottom of the drawing rod, the clamping mechanism comprises a bottom plate, a left clamping hand, a right clamping hand, a sliding rod, a sliding groove, a linear electric cylinder and a push rod, a fixed mechanism is also arranged on the fixed base, and the fixed mechanism comprises a fixed plate, a threaded rod, a fixed component, a partition plate and a limit groove; the utility model discloses full-automatic stretcher, degree of automation is high, can reach the purpose of accomplishing whole tensile course of working with the help of numerical control technique realizes that the stretcher is automatic, can stabilize through fixture and fixed establishment and carry out the centre gripping with the metal, can avoid the unstable condition of metal fixation, appears becoming flexible when avoiding tensile and takes place the skew, avoids influencing tensile quality.

Description

Full-automatic stretcher

Technical Field

The utility model relates to a stretcher field, specific is full-automatic stretcher.

Background

The drawing machine is a machine for drawing and forming various metals, such as aluminum plates, copper plates, steel plates, stainless steel plates and other different materials, and mainly comprises an upper oil cylinder and a lower oil cylinder which are respectively arranged at the bottom and the top of a frame, an upright post arranged between the upper oil cylinder and the lower oil cylinder, a blank pressing bedplate arranged in the upright post, a working bedplate connected with a piston rod of the lower oil cylinder and a hydraulic system. When the device works, a blank to be stretched is placed on the workbench plate, and the lower oil cylinder is controlled to push the workbench plate to move upwards until the periphery of the blank to be stretched touches the blank pressing bedplate fixedly connected with the rack and is firmly pressed; and controlling the upper oil cylinder to drive the male die to move downwards, and stretching and forming the blank. After finishing stretch forming processing, the oil cylinder drives the work platen downstream and gets back to initial position under the control, and the return of oil cylinder is gone up in the while control, is ready for processing next blank, but current stretcher still has following problem: the manual control hydrovalve of universal adoption to the piston rod of control hydro-cylinder is as required elevating movement, at the bottom of not only work efficiency, intensity of labour is big moreover, and degree of automation is low, and often can't fix the metal of placing, the unstable condition of metal fixation appears very easily at tensile in-process, appears becoming flexible very easily and takes place the skew, influences tensile quality.

SUMMERY OF THE UTILITY MODEL

To the weak point that exists among the above-mentioned technique, the utility model provides a full-automatic stretcher.

In order to achieve the above purpose, the utility model adopts the following technical scheme: full-automatic stretcher, including unable adjustment base, the last pneumatic cylinder that is provided with of unable adjustment base, the below of pneumatic cylinder is provided with the tensile pole rather than being connected, the bottom of tensile pole is provided with fixture, fixture includes bottom plate, left centre gripping hand, right centre gripping hand, slide bar, spout, electronic jar of orthoscopic and push rod, the last fixed establishment that still is provided with of unable adjustment base, fixed establishment includes fixed plate, threaded rod, fixed subassembly, division board and spacing groove.

As a further explanation, a PCL control box is additionally arranged on the fixed base, and the PCL control box is electrically connected with the hydraulic cylinder and the linear electric cylinder respectively.

As a further elaboration, the left clamping hand is fixedly arranged on the left side of the bottom plate, the sliding groove is formed in the bottom plate, the sliding rod is fixedly arranged on the bottom plate, the right clamping hand is arranged on the sliding rod, one end of the sliding rod is connected with the left clamping hand, and the other end of the sliding rod penetrates through the right clamping hand and forms a sliding mechanism with the right clamping hand.

As a further elaboration, the linear electric cylinder is connected with the inner wall of the bottom plate, one end of the push rod is connected with the linear electric cylinder, and the other end of the push rod is connected with the right clamping hand.

As a further elaboration, the limiting groove is opened on the fixing plate, the isolation plate is fixedly arranged in the middle of the fixing plate, and the limiting groove is divided into two parts by the isolation plate.

As a further elaboration, the threaded rod is arranged on the fixed plate and penetrates through two sides of the fixed plate, and a rotating structure is formed between the threaded rod and the fixed plate.

As a further elaboration, the fixed component is movably arranged on the threaded rod, and a sliding structure is formed between the fixed component and the limiting groove.

To sum up, the utility model discloses following beneficial effect has: the utility model discloses full-automatic stretcher, during the use, place the metal that will carry out drawing between fixed subassembly, and manually rotate the hob, make fixed subassembly be close to the centre along the hob, and then make fixed subassembly will need tensile metal fixing clamping, after the centre gripping is accomplished, start pneumatic cylinder and electronic jar of orthoscopic through the PCL control box, make the top of metal place between left centre gripping hand and right centre gripping hand, and remove along the slide bar through electronic jar drive push rod of orthoscopic and right centre gripping hand, until stable with the metal centre gripping, after the metal is fixed completely, through the up motion of pneumatic cylinder drive tensile pole, thereby carry out stretch forming to the tensile metal of needs, degree of automation is high, can reach the purpose of realizing the automatic whole stretch-processing process of accomplishing of stretcher with the help of numerical control technique, can stably carry out the centre gripping with the metal through fixture and fixed establishment, can avoid the fixed unstable condition of metal, the emergence skew of becoming flexible appears when avoiding tensile, avoid influencing tensile quality.

Drawings

Fig. 1 is a schematic view of the overall structure of the full-automatic stretcher of the present invention;

FIG. 2 is a schematic structural view of the clamping mechanism of the present invention;

fig. 3 is a schematic structural view of the fixing mechanism of the present invention.

The reference numbers in the figures:

FIG. 1-stationary base; 2-a hydraulic cylinder; 3-a stretching rod; 4-a clamping mechanism; 5-a fixing mechanism; 6-PCL control box; 7-a bottom plate; 8-a chute; 9-a slide bar; 10-left clamping hand; 11-right clamping hand; 12-a push rod; 13-a linear electric cylinder; 14-a fixing plate; 15-a limiting groove; 16-a separator plate; 17-a threaded rod; 18-fixing the assembly.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

As shown in fig. 1-3, the full-automatic stretching machine includes a fixing base 1, a hydraulic cylinder 2 is provided on the fixing base 1, a stretching rod 3 connected to the hydraulic cylinder 2 is provided below the hydraulic cylinder 2, a clamping mechanism 4 is provided at the bottom of the stretching rod 3, the clamping mechanism 4 includes a bottom plate 7, a left clamping hand 10, a right clamping hand 11, a sliding rod 9, a sliding chute 8, a linear electric cylinder 13 and a push rod 12, a fixing mechanism 5 is further provided on the fixing base 1, and the fixing mechanism 5 includes a fixing plate 14, a threaded rod 17, a fixing component 18, an isolation plate 16 and a limiting groove 15.

In this embodiment, the fixing base 1 is further provided with a PCL control box 6, the PCL control box 6 is electrically connected to the hydraulic cylinder 2 and the linear electric cylinder 13, the fixing base 1 further comprises an encoder, an input end of the encoder is electrically connected to the hydraulic cylinder 2 and the linear electric cylinder 13, a digital signal output end of the encoder is connected to a signal input end of the PCL control box 6, when the stretcher works, the PCL control box 6 sends a predetermined program to the encoder, and the encoder controls the hydraulic cylinder 2 and the linear electric cylinder 3 respectively, so that the stretching machine can automatically complete the whole stretching process by means of a numerical control technology.

In this embodiment, left centre gripping hand 10 is fixed to be provided with the left side of bottom plate 7, spout 8 is seted up on bottom plate 7, slide bar 9 is fixed set up in on bottom plate 7, right centre gripping hand 11 set up in on slide bar 9 to the one end of slide bar 9 with left centre gripping hand 10 is connected, the other end of slide bar 9 runs through right centre gripping hand 11 and rather than constituting slide mechanism, still is provided with reset spring and rubber tie plate in addition on left centre gripping hand 10 and right centre gripping hand 11.

In this embodiment, the linear electric cylinder 13 is connected to the inner wall of the bottom plate 7, one end of the push rod 12 is connected to the linear electric cylinder 13, the other end of the push rod 12 is connected to the right clamping hand 11, the push rod 12 and the right clamping hand 11 are driven by the linear electric cylinder 13 to move along the slide rod 9 until contacting with metal, and the left clamping hand 10 is matched to stabilize metal clamping, so as to avoid the metal loosening during the stretching process.

In this embodiment, the limiting groove 15 is opened on the fixing plate 14, the separation plate 16 is fixedly disposed at the center of the fixing plate 14, and the separation plate 16 divides the limiting groove 15 into two parts.

In this embodiment, the threaded rod 17 is disposed on the fixing plate 14 and penetrates through both sides of the fixing plate 14, and a rotating structure is formed between the threaded rod 17 and the fixing plate 14.

In this embodiment, fixed subassembly 18 activity set up in on the threaded rod 17, fixed subassembly 17 with constitute sliding construction between the spacing groove 15 to be provided with a plurality of screw lines on the threaded rod 17, the end of threaded rod 17 still is provided with the plastics handle, and during the use, manual rotation threaded rod 17 makes fixed subassembly 18 screw propulsion on threaded rod 17, and then carries out the centre gripping with the tensile metal of needs.

The working principle is as follows: when the metal stretching machine is used, after the stretching machine is powered on, metal to be stretched is placed between the fixing assemblies 18, the screw rod 17 is manually rotated, the fixing assemblies 18 are made to approach towards the middle along the screw rod 17, the fixing assemblies 18 are further made to fixedly clamp the metal to be stretched, after clamping is completed, the hydraulic cylinder 2 and the linear electric cylinder 13 are started through the PCL control box 6, the top end of the metal is placed between the left clamping hand 10 and the right clamping hand 11, the push rod 12 and the right clamping hand 11 are driven by the linear electric cylinder 13 to move along the slide rod 9 until the metal is clamped stably, and after the metal is completely fixed, the stretching rod 3 is driven by the hydraulic cylinder 2 to move upwards, so that stretching forming is performed on the metal to be stretched.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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 specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. Full-automatic stretcher, its characterized in that: including unable adjustment base, the last pneumatic cylinder that is provided with of unable adjustment base, the below of pneumatic cylinder is provided with the tensile pole rather than being connected, the bottom of tensile pole is provided with fixture, fixture includes bottom plate, left centre gripping hand, right centre gripping hand, slide bar, spout, electronic jar of orthoscopic and push rod, the last fixed establishment that still is provided with of unable adjustment base, fixed establishment includes fixed plate, threaded rod, fixed subassembly, division board and spacing groove.

2. The fully automatic stretching machine according to claim 1, characterized in that: the fixed base is further provided with a PCL control box, and the PCL control box is electrically connected with the hydraulic cylinder and the linear electric cylinder respectively.

3. The fully automatic stretching machine according to claim 1, characterized in that: the fixed left side that is provided with of left centre gripping hand, the spout is seted up on the bottom plate, the slide bar is fixed set up in on the bottom plate, right centre gripping hand set up in on the slide bar to the one end of slide bar with left centre gripping hand is connected, the other end of slide bar runs through right centre gripping hand and rather than constitution slide mechanism.

4. The fully automatic stretching machine according to claim 1, characterized in that: the linear electric cylinder is connected with the inner wall of the bottom plate, one end of the push rod is connected with the linear electric cylinder, and the other end of the push rod is connected with the right clamping hand.

5. The fully automatic stretching machine according to claim 1, characterized in that: the spacing groove is opened on the fixed plate, the division board is fixed set up in the middle of the dead of fixed plate to the division board will the spacing groove falls into two parts.

6. The fully automatic stretching machine according to claim 1, characterized in that: the threaded rod is arranged on the fixed plate and penetrates through two sides of the fixed plate, and a rotating structure is formed between the threaded rod and the fixed plate.

7. The fully automatic stretching machine according to claim 1, characterized in that: the fixing component is movably arranged on the threaded rod, and a sliding structure is formed between the fixing component and the limiting groove.