CN111136138A

CN111136138A - Stepless regulation and control bending machine positioning mechanism

Info

Publication number: CN111136138A
Application number: CN201911131341.1A
Authority: CN
Inventors: 孔燕成; 徐园园; 王全兵
Original assignee: Ningbo Changyang Machinery Industry Co ltd
Current assignee: Ningbo Changyang Machinery Industry Co ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-05-12

Abstract

The invention discloses a stepless regulation and control bending machine positioning mechanism, which comprises a bending machine main body and a lower template used for supporting a workpiece, wherein the lower template is arranged on a lower die mounting mechanism of the bending machine main body, and the stepless regulation and control bending machine positioning mechanism is characterized in that: the utility model discloses a bending machine, including bending machine main body, fixed gimbal mechanism, locating cylinder, ejecting setting element, lower bolster both ends top, this stepless regulation and control bending machine positioning mechanism, in order to be different from prior art, when carrying out bending machining to sunroof aluminum guide, can conveniently and the efficient treat the work piece and fix a position, thereby make treat that the work piece can keep enough good concentricity with crooked cope match-plate pattern, and then guarantee to treat that the work piece can be according to the crooked cope match-plate pattern shape that sets up, thereby process required sunroof aluminum guide structure, guarantee the qualification rate of product.

Description

Stepless regulation and control bending machine positioning mechanism

Technical Field

The invention relates to the technical field of metal section bending forming devices, in particular to a positioning mechanism of a stepless regulation and control bending machine.

Background

At present, metal sections with a certain bending amount are widely applied to production and life, and are particularly widely applied to manufacturing of airplanes and automobiles, in order to obtain metal sections with a preset bending amount, the metal sections need to be bent and formed, for example, aluminum materials applied to automobile sunroof guide rails need to be bent and formed during processing, when automobile sunroof aluminum guide rail bending equipment in the prior art is used, most of workpieces are directly placed on a lower die of the bending equipment and are bent through pressing and matching of an upper die, and in the bending process, the workpieces and an upper bending die plate need to be concentric, so that the workpieces can be processed into a required fixed shape according to the arranged upper die plate.

However, most of automobile skylight aluminum guide rail bending devices in the prior art do not have a function of positioning a workpiece, and when the workpiece is placed, the concentricity of the workpiece and a bent upper template can only be determined according to the experience of workers, so that the appearance of the produced product is often deviated, and the qualification rate of the product is low.

Disclosure of Invention

The invention aims to provide a stepless regulation and control bending machine positioning mechanism capable of effectively and concentrically positioning a workpiece, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a stepless regulation and control bending machine positioning mechanism, includes the bending machine main part and is used for supporting the lower bolster of work piece, the lower bolster is installed on the lower mould installation mechanism of bending machine main part, its characterized in that: the utility model discloses a processing method of sunroof aluminum guide rail, including bending machine main body, fixed gimbal mechanism, locating cylinder output, ejecting setting element, and the like, the bending machine main body is internal both sides all are provided with fixed gimbal mechanism, removable the installing in fixed gimbal mechanism top has the locating cylinder, the locating cylinder output all is provided with ejecting setting element, ejecting setting element is located lower bolster both ends top respectively to be different from prior art, when carrying out bending process to sunroof aluminum guide rail, can conveniently and the efficient treat the work piece and fix a position, thereby make and treat that the work piece can keep enough good concentricity with crooked cope match-plate pattern, and then guarantee to treat that the work piece can be according to the.

Preferably, ejecting setting element includes the locating plate, locating plate and lower bolster slip are inserted and are closed, and locating plate top level is less than the level on lower bolster top, then when guaranteeing effective location, can effectively avoid crooked cope match-plate pattern to push down the in-process and the extrusion of liftout plate contact to effectively avoid influencing the effective bending of cope match-plate pattern and work piece contact.

Preferably, the fixed bolster mechanism includes installation roof and fixed stay, the fixed stay is fixed in the bending machine main part, the installation roof is fixed at the fixed stay top, the location cylinder is fixed on the installation roof, and through the fixed bolster mechanism that sets up, then guarantee the stable support to the location cylinder to supply the location to use.

Preferably, the piece that deflects is installed to location cylinder output, the piece that deflects includes bearing frame, connecting seat and the pivot that provides the deflection ability, the connecting seat is fixed at location cylinder output, the one end that the locating plate is close to the location cylinder is installed to the bearing frame, and the bearing frame rotates through the pivot with the connecting seat to be connected, through the piece that deflects that sets up, makes to make the locating plate block all the time on the lower bolster to avoid the locating plate frequently to insert with the lower bolster and close, thereby effectively avoid wearing and tearing.

Preferably, the ejecting locating piece is made of a nylon material with a certain resilience rate, so that the locating plate can be fully attached to the lower template while being located, and can be bent along with the lower template, and efficient location is guaranteed.

Preferably, the fixed bolster mechanism includes installation roof and pneumatic cylinder, the pneumatic cylinder is fixed in the bending machine main part, the output at the pneumatic cylinder top is fixed to the installation roof, location cylinder demountable installation then can provide the lifting power of location cylinder at installation roof top to make it can be according to the lower bolster tip perk condition, and adjust locating plate tip height in real time, in order to guarantee its high-efficient laminating with the lower bolster, and then guarantee high-efficient location.

Preferably, the one end that the locating plate is close to the positioning cylinder is provided with detachable connections spare, detachable connections spare is including inserting the piece, be used for inserting the draw-in groove piece of location and setting up the locating part that is used for fixed insertion piece on the draw-in groove piece, the draw-in groove piece is installed in the one end that the locating plate is close to the positioning cylinder, and the draw-in groove piece keeps away from the one end of locating plate and has seted up the insertion groove, the insertion piece is fixed with the bearing frame, the insertion piece inserts through insertion groove and draw-in groove piece activity, and the insertion piece passes through the locating part and is fixed with the draw-in groove piece, through the detachable connections spare that sets up, when making the wearing and tearing serious in the long-time use of ejecting setting element, the dismouting of carrying on.

Preferably, the locating part comprises a tightening bolt, the tightening bolt movably penetrates through the side wall of the closing groove, and the tightening bolt is in threaded connection with the inserting block, so that the disassembly and assembly work of the ejecting locating part is further facilitated.

Compared with the prior art, the invention has the beneficial effects that:

compared with the prior art, the method and the device have the advantages that when the automobile skylight aluminum guide rail is bent, the workpiece to be machined can be conveniently and efficiently positioned, so that the workpiece to be machined can keep sufficient concentricity with the upper bending template, the workpiece to be machined can be guaranteed to be in the shape of the upper bending template, the required automobile skylight aluminum guide rail structure can be machined, and the product qualification rate is guaranteed.

Drawings

FIG. 1 is a schematic view of the overall structure of a stepless control bending machine in the prior art;

FIG. 2 is a schematic plan view of the present invention shown in FIG. 1;

FIG. 3 is a schematic view of the overall structure of embodiment 1 of the present invention;

FIG. 4 is a schematic side plan view of the lower mold plate and the ejection positioning element of the present invention;

FIG. 5 is a schematic top plan view of FIG. 2 according to the present invention;

FIG. 6 is an enlarged view of the area A of the present invention;

FIG. 7 is a schematic view of the overall structure of embodiment 2 of the present invention;

FIG. 8 is a schematic view of the overall structure of embodiment 3 of the present invention;

FIG. 9 is a schematic top plan view of FIG. 8 in accordance with the present invention;

FIG. 10 is an enlarged view of the region B of the present invention;

FIG. 11 is a schematic view of the overall structure of embodiment 4 of the present invention;

FIG. 12 is an enlarged view of the region C of the present invention;

FIG. 13 is a schematic partial sectional view of a chuck block according to embodiment 4 of the present invention;

fig. 14 is a schematic partial cross-sectional view of an insert block according to embodiment 4 of the present invention.

In the figure: 1-a bender body; 2-a lower template; 3-fixing a support mechanism; 4, positioning a cylinder; 5, ejecting out the positioning piece; 6, positioning a plate; 7-installing a top plate; 8-fixing the strut; 9-a deflection member; 10-a bearing seat; 11-a connecting seat; 12-a rotating shaft; 13-a hydraulic cylinder; 14-a detachable connection; 15-an insertion block; 16-a slot clamping block; 17-a limit stop; 18-a mating slot; 19-tightening the bolts; 20-bayonet lock; 21-an elastic member; 22-a snap-fit jack; 23-a snap groove; 24-a compression spring; 25-orienting the telescoping rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 3-6, the present invention provides a technical solution: a stepless regulation and control bending machine positioning mechanism comprises a bending machine main body 1 and a lower template 2 used for supporting a workpiece, wherein the lower template 2 is installed on a lower die installation mechanism of the bending machine main body 1, and the bending machine main body 1 and the lower template 2 both adopt equipment in the prior art and are not described in detail herein;

both sides all are provided with fixed gimbal mechanism 3 in the bending machine main part 1, the removable location cylinder 4 of installing in fixed gimbal mechanism 3 top, location cylinder 4 output all is provided with ejecting setting element 5, ejecting setting element 5 is located 2 both ends tops of lower bolster respectively, and during the use, its location cylinder 4 is through fixed gimbal mechanism 3 with the supporting location to through the work of location cylinder 4, in order to order about ejecting setting element 5 displacement and remove, thereby to the work piece both ends centre gripping of treating on the lower bolster 2, in order to guarantee the concentric positioning, thereby guarantee the high quality bending of work piece.

Ejecting setting element 5 includes locating plate 6, and locating plate 6 is the strip plate body structure, locating

plate

6 and 2 slip inserts of lower bolster close, and 6 top level of locating plate is less than the level on 2 tops of lower bolster, when using, order about the displacement of locating plate 6 through 4 work of location cylinder to the work piece is fixed a position with one heart, and in the location process, locating plate 6 height is not higher than lower bolster 2 all the time, thereby effectively avoid its locating plate 6 to push up the cope match-plate pattern in the bending machine main part 1 in the bending process, and then guarantee the efficient contact of cope match-plate pattern and work piece in its bending machine main part 1, thereby guarantee high quality bending.

The fixed support mechanism 3 comprises an installation top plate 7 and a fixed support pillar 8, the fixed support pillar 8 is fixed in the bending machine main body 1, the installation top plate 7 is fixed at the top of the fixed support pillar 8, and the positioning cylinder 4 is fixed on the installation top plate 7 so as to stably support and position the positioning cylinder 4 and further ensure that the stable positioning is stably used.

The utility model discloses a bending machine, including location cylinder 4, deflection piece 9, pivot 12, connecting seat 10, connecting seat 11, pivot 12, deflection piece 9, connecting seat 11, and pivot 9, the output is fixed at location cylinder 4 to connecting seat 11, bearing seat 10 is installed in the one end that ejecting setting element 5 is close to location cylinder 4, and bearing seat 10 and connecting seat 11 rotate through pivot 12 and be connected, through deflection piece 9, can provide the deflection ability for ejecting setting element 5, and then makes ejecting setting element 5 bending after the concentric positioning add man-hour, its ejecting setting element 5 need not withdraw, can guarantee the bending of work piece through deflecting.

The ejection positioning piece 5 is made of a nylon material with certain resilience rate, so that the ejection positioning piece can be directly bent along with the lower template 2, and the normal use of the positioning plate 6 is not influenced while the efficient positioning is ensured.

Example 2

Referring to fig. 7, the present invention provides an optimized technical solution of embodiment 1: the fixed support mechanism 3 can further comprise an installation top plate 7 and a hydraulic cylinder 13, the hydraulic cylinder 13 is fixed in the bending machine main body 1, the installation top plate 7 is fixed at the output end of the top of the hydraulic cylinder 13, and the positioning cylinder 4 is detachably installed at the top of the installation top plate 7 to provide the lifting capacity of the positioning cylinder 4, so that the height of the end part of the positioning plate 6 can be adjusted in real time according to the tilting condition of the end part of the lower template 2, the efficient laminating of the positioning plate and the lower template 2 is guaranteed, and efficient positioning is guaranteed.

Example 3

Referring to fig. 8-10, the present invention provides an optimized technical solution of embodiment 1-2: the one end that ejecting setting element 5 is close to location cylinder 4 is provided with detachable connections 14, detachable connections 14 is including inserting piece 15, the draw-in groove piece 16 that is used for inserting the location and setting up the locating part 17 that is used for fixed insertion piece 15 on draw-in groove piece 16, draw-in groove piece 16 is installed in the one end that ejecting setting element 5 is close to location cylinder 4, and draw-in groove piece 16 keeps away from ejecting setting element 5's one end and has seted up insertion groove 18, insertion piece 15 is fixed with bearing frame 10, insertion piece 15 is through inserting groove 18 and draw-in groove piece 16 activity insertion, and insertion piece 15 is fixed with draw-in groove piece 16 through locating part 17, through detachable connections 14 that set up, then provides the ability that ejecting setting element 5 makes things convenient for the dismouting, when its serious wear after long-time using to convenient for the dismouting change, thereby guarantee high quality bending.

The locating part 17 comprises a tight bolt 19, the tight bolt 19 is movably inserted through the side wall of the combining groove 18, the tight bolt 19 is in threaded connection with the inserting and combining block 15, and the tight bolt 19 is detachable through the tight bolt 19, so that the convenience of dismounting and mounting the ejection locating part 5 is further improved.

Example 4

Referring to fig. 11 to 14, the present invention provides an optimized technical solution of embodiments 1 to 3: the locating part 17 can also include a bayonet lock 20 and an elastic part 21 providing elastic clamping capacity, a clamping jack 22 is formed in one side of the insertion groove 18, a circular hole structure is preferred but not limited by the clamping jack 22, a clamping groove 23 is formed in the outer side of one end, close to the bayonet groove block 16, of the insertion block 15, similarly, a circular groove structure is preferred but not limited by the clamping groove 23, a cylinder structure is preferred but not limited by the bayonet lock 20, the bayonet lock 20 is arranged in the groove opening position of the clamping groove 23 in a sliding mode, the bayonet lock 20 is inserted into the clamping jack 22, the elastic part 21 is located in the clamping groove 23, two ends of the elastic part 21 are respectively fixed with the inner walls of the bayonet lock 20 and the clamping groove 23, the disassembly and assembly of the ejection positioning part 5 are realized in a clamping mode through the bayonet lock 20 and the elastic part 21, and the disassembly and assembly of the.

The locating parts 17 are arranged in two, the two locating parts 17 are respectively arranged on two sides of one end, close to the clamping groove block 16, of the insertion block 15, and the stability of clamping fixation can be effectively improved by arranging the two locating parts 17, so that stable use after installation of the ejection locating part 5 is guaranteed, and efficient locating is guaranteed.

Elastic component 21 includes compression spring 24 and directional telescopic link 25, compression spring 24 and directional telescopic link 25 both ends are equallyd divide and are do not fixed with

bayonet lock

20 and 23 inner walls of block recess, and through the elastic component 21 that sets up, make and to provide effective elasticity reply ability when, can effectively improve the stability that bayonet lock 20 joint was used to further improve the stability ability that 5 joints of ejecting setting element were used.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a stepless regulation and control bending machine positioning mechanism, includes bending machine main part (1) and lower bolster (2) that are used for supporting the work piece, install on the lower mould installation mechanism of bending machine main part (1) lower bolster (2), its characterized in that: both sides all are provided with fixed bolster mechanism (3) in bending machine main part (1), removable the installing in fixed bolster mechanism (3) top has location cylinder (4), location cylinder (4) output all is provided with ejecting setting element (5), ejecting setting element (5) are located lower bolster (2) both ends top respectively.

2. The positioning mechanism of the stepless adjustable bending machine according to claim 1, characterized in that: the ejection positioning part (5) comprises a positioning plate (6), the positioning plate (6) is inserted into the lower template (2) in a sliding mode, and the horizontal height of the top end of the positioning plate (6) is lower than the horizontal height of the top end of the lower template (2).

3. The positioning mechanism of the stepless adjustable bending machine according to claim 2, characterized in that: the fixed support mechanism (3) comprises an installation top plate (7) and a fixed support pillar (8), the fixed support pillar (8) is fixed in the bending machine main body (1), the installation top plate (7) is fixed at the top of the fixed support pillar (8), and the positioning cylinder (4) is fixed on the installation top plate (7).

4. The positioning mechanism of the stepless adjustable bending machine according to claim 3, characterized in that: the utility model discloses a pneumatic steering device, including location cylinder (4), deflection piece (9) is installed to location cylinder (4) output, deflection piece (9) include bearing frame (10), connecting seat (11) and provide pivot (12) of deflection ability, connecting seat (11) are fixed at location cylinder (4) output, the one end that is close to location cylinder (4) in ejecting setting element (5) is installed in bearing frame (10), and bearing frame (10) rotate through pivot (12) with connecting seat (11) and be connected.

5. The positioning mechanism of the stepless adjustable bending machine according to claim 4, characterized in that: the ejection positioning piece (5) is made of a nylon material with a certain resilience rate.

6. The positioning mechanism of the stepless adjustable bending machine according to claim 1, characterized in that: the fixed support mechanism (3) comprises an installation top plate (7) and a hydraulic cylinder (13), the hydraulic cylinder (13) is fixed in the bending machine main body (1), the installation top plate (7) is fixed at the output end of the top of the hydraulic cylinder (13), and the positioning cylinder (4) is detachably installed at the top of the installation top plate (7).

7. The positioning mechanism of the stepless adjustable bending machine according to claim 6, characterized in that: the one end that ejecting setting element (5) are close to location cylinder (4) is provided with detachable connections spare (14), detachable connections spare (14) are including inserting piece (15), draw-in groove piece (16) and the locating part (17) that are used for fixed inserting piece (15) of setting on draw-in groove piece (16) of closing the location, draw-in groove piece (16) are installed in the one end that ejecting setting element (5) are close to location cylinder (4), and draw-in groove piece (16) keep away from the one end of ejecting setting element (5) and have seted up inserting groove (18), it is fixed with bearing frame (10) to insert piece (15), insert piece (15) and draw-in groove piece (16) activity through inserting groove (18) and insert that to close, and insert that piece (15) are fixed with draw-in groove piece (16) through locating part (17).

8. The positioning mechanism of the stepless adjustable bending machine according to claim 7, characterized in that: the limiting part (17) comprises a tightening bolt (19), the tightening bolt (19) movably penetrates through the side wall of the combining groove (18), and the tightening bolt (19) is in threaded connection with the combining block (15).