CN115178611A

CN115178611A - Scratch-proof stainless steel product fixed-point bending device and method

Info

Publication number: CN115178611A
Application number: CN202211031241.3A
Authority: CN
Inventors: 刘义虎
Original assignee: Foshan Xinyichang Metal Products Co ltd
Current assignee: Foshan Xinyichang Metal Products Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2022-10-14

Abstract

The invention discloses a fixed-point bending device and method for stainless steel products capable of preventing scratches, belongs to the technical field of bending equipment, and aims to solve the problems that when workers bend stainless steel products, the labor consumption is high and the efficiency is low.

Description

Scratch-proof stainless steel product fixed-point bending device and method

Technical Field

The invention relates to the technical field of bending equipment, in particular to a fixed-point bending device and method for a stainless steel product capable of preventing scratches.

Background

When a stainless steel product is processed, if the stainless steel product needs to be bent, a bending device needs to be used. The utility model discloses a bending device is used in processing of multistation stainless steel goods has been disclosed in document CN215508688U, including workstation and limiting plate, the mounting groove has been seted up at the top of limiting plate, protruding type telescopic slot has been seted up on the inside wall that the open end was kept away from to the mounting groove, fixedly connected with clamping spring on the inside wall that the open end was kept away from to protruding type telescopic slot, the spacing seat of one end fixedly connected with activity of clamping spring, this bending device is used in processing of multistation stainless steel goods has reasonable in design, has installed the activity direction magnet seat that can move about on the limiting plate, when bending, along with going on of bending, the activity direction magnet seat can remove along with the both ends of the article of being bent to prevent to produce the friction between stainless steel goods and the limiting plate, and then prevent to produce the mar on the stainless steel goods surface, guarantee the quality of bending.

Present stainless steel goods bending device is when using, generally need mark the locating wire on each stainless steel goods of processing of waiting to bend, come the accurate placing in the position department of bending of stainless steel goods through the locating wire, but this kind of mode not only makes the staff need mark each stainless steel goods, still needs the staff to align stainless steel goods in bending each time simultaneously, consumes the manpower, has promoted the cost of labor, has reduced the efficiency of bending.

Aiming at the problems, the fixed point bending device and method for the stainless steel product capable of preventing scratches are provided.

Disclosure of Invention

The invention aims to provide a stainless steel product fixed-point bending device capable of preventing scratches and a method thereof, which are used for working, so that the problems that in the background, when workers bend stainless steel products, each stainless steel product needs to be marked, and meanwhile, the workers need to align the stainless steel products in each bending, so that the labor consumption is high, and the efficiency is low are solved.

In order to achieve the purpose, the invention provides the following technical scheme: a fixed-point bending device capable of preventing scratches for stainless steel products comprises a base, wherein a bending bottom plate is arranged at one end of the top surface of the base in a sliding mode, a driving support column is fixedly installed at one side of one end of the top surface of the base, an L-shaped support column is fixedly installed at the other side of one end of the top surface of the base, the upper end of the L-shaped support column is fixedly installed on the inner side outer wall of the upper end of the driving support column, an electric cylinder is fixedly installed in the middle of the top surface of the L-shaped support column, a connecting plate is connected to the L-shaped support column in a sliding mode in a sleeved mode, the other side end of the connecting plate is arranged on the driving support column in a sleeved and sliding mode, a bending head is installed on the middle bottom surface of the connecting plate, an adaptive front supporting assembly is arranged at the other end of the base, and a control panel is fixedly installed on the outer wall of one side of the base;

the base is characterized in that two sides of one end of the top surface of the base are respectively provided with a pair of circular sliding grooves, an inner mounting groove is arranged in an inner cavity at the upper end of the middle part of the base, the other end of the top surface of the base is provided with a plurality of top sliding grooves, the top sliding grooves are respectively communicated with the other end of the inner cavity top surface of the inner mounting groove, one side of one end of the top surface of the base is provided with a compensation groove, the compensation groove is communicated with the inner mounting groove, one end of the lower end of the compensation groove is provided with an inner wide sliding groove, one side of one end of the top surface of the base is also provided with a driving groove, the other end of the lower end of the driving groove is communicated with the upper end of the inner wide sliding groove, an outer through sliding hole is arranged on the outer wall of one side of the base, and the outer through sliding hole is communicated with the compensation groove;

the adaptive front support assembly comprises a large-pressure air telescopic column and pneumatic telescopic columns which are respectively embedded and fixedly installed in an inner cavity at the lower end of one end of the top sliding chute, the large-pressure air telescopic column is installed on the inner wall of one side of the other end of the inner cavity of the installation inner groove, the large-pressure air telescopic column and the pneumatic telescopic columns are respectively communicated through L-shaped pipelines, and the other end of the inner cavity of the installation inner groove is respectively provided with an L-shaped limiting plate in a sliding mode;

the large air compression telescopic column comprises a large air cylinder and a large piston column, one end of the large piston column is arranged in an inner cavity of the large air cylinder in a sealing sliding mode, a T-shaped sliding block is fixedly installed on the bottom surface of the other end of the large air cylinder, a screw hole protruding block is fixedly installed on the outer wall of one side of the other end of the large air cylinder, a long communicating pipeline is fixedly installed on the top surface of one end of the large air cylinder in a communicating mode, and the lower ends of a plurality of L-shaped pipelines are respectively arranged on the long communicating pipeline in a side-by-side communicating mode;

the pneumatic telescopic column comprises an air inlet cylinder and a small piston column, one end of the small piston column is arranged in an inner cavity at one end of the air inlet cylinder in a sealing sliding mode, and the upper end part of the L-shaped pipeline is communicated with the bottom surface at one end of the air inlet cylinder;

the L-shaped limiting plate comprises a supporting plate and a sliding supporting plate fixedly installed in the middle of the bottom surface of one end of the supporting plate, a lower convex connecting block is fixedly installed at the other end of the bottom surface of the sliding supporting plate, and one end of the small piston column is fixedly installed on the outer wall of the lower convex connecting block.

Further, the bending bottom plate comprises a bending bottom plate main body and circular sliding columns which are respectively and fixedly installed at two sides of two ends of the bending bottom plate main body, a reset spring is connected to the bottom surface of each circular sliding column, a bottom protruding column is fixedly installed at the middle of one side of the bottom surface of the bending bottom plate main body, an inclined rail groove is formed in the outer wall of one end of the lower end of the bottom protruding column, and inclined sliding grooves are formed in the inner walls of two sides of an inner cavity of the inclined rail groove.

Furthermore, an inserting sliding groove is formed in the outer wall of the middle of the outer side of the driving support column, a sliding inner groove is formed in the middle of the inner cavity of the driving support column, and the inserting sliding groove is communicated with the sliding inner groove.

Further, the connecting plate slides including driving the slide and running through the joint piece that sets up in drive slide one side end middle part department, and slides in the inner chamber of gliding inside groove and be provided with the joint push rod, and the lower tip of joint push rod slides and is provided with the drive rack, and horizontal slip is provided with the limiting plate in the inner chamber of interior wide spout, and installs one side middle part department of inside groove inner chamber and install the screw and drive the post, and the screw bulge piece cup joints the periphery that drives the post at the screw through the screw.

Further, the middle part department that drives slide both sides end is provided with square through groove respectively, and the one end department that drives slide bottom surface middle part is provided with T type bi-pass groove, and be provided with embedding elastic sliding respectively on the both sides inner wall of T type bi-pass groove inner chamber and be provided with first semicircle fixture block, and be provided with the square hole that runs through on the middle part outer wall that drives slide one side, and it is provided with second semicircle fixture block to embed elastic sliding respectively on the both ends inner wall that runs through the square hole inner chamber, and the joint piece includes square fixture block and the first semicircle groove that sets up respectively on the outer wall of square fixture block one side both ends, and second semicircle fixture block activity joint is in first semicircle groove, the restriction frame on the outer wall of square fixture block opposite side periphery, and be provided with the friction surface on the both ends outer wall of square fixture block opposite side respectively.

Further, be provided with the joint square hole on one side outer wall of the upper end of joint push rod, and the bottom surface middle part of joint push rod is provided with the slip kerve, it includes rack main part and the insertion slider of fixed mounting at rack main part top surface middle part to drive the rack, and insert the slider and set up in the slip kerve through extrusion spring lateral sliding, fixed mounting has on one side outer wall of rack main part upper end and stretches out the post that draws, and stretch out one side end of drawing the post and be and run through the setting of protruding outer logical slide opening, fixed mounting has the drive shaft on the one end outer wall of rack main part lower extreme.

Further, fixed mounting has preceding ejector pad on the one end one side outer wall of the upper end of limiting plate, and on the both sides outer wall of preceding ejector pad one end respectively fixed mounting have the promotion axle, and promote the axle and slide the setting respectively in the slope spout, be provided with a pair of vertical spout on the one side outer wall of the limiting plate other end, and on the upper and lower both ends outer wall of limiting plate other end one side respectively parallel arrangement have the slope restriction groove, and the both ends of slope restriction groove respectively with vertical spout between be linked together, and drive the axle and slide the setting in vertical spout.

Furthermore, the thread driving column comprises a connecting bearing and a thread column, one end of the thread column is movably mounted on the connecting bearing, a driving gear is fixedly mounted on the other end of the thread column, the connecting bearing is mounted on the inner wall of the inner cavity of the inner groove, and the driving gear is meshed with the rack main body.

Further, the bending head comprises a bending head main body and a T-shaped connecting block fixedly installed at one end of the middle of the top surface of the bending head main body, a pair of second semicircular grooves are formed in the outer walls of the two sides of the T-shaped connecting block respectively, and the first semicircular clamping block is movably clamped in the second semicircular grooves.

The invention provides another technical scheme that: the use method of the fixed point bending device for the stainless steel product capable of preventing scratches comprises the following steps:

s1: before bending the stainless steel product, taking one of a batch of same stainless steel products to be processed out, placing the stainless steel product on the top surface of the bending bottom plate, and adjusting and aligning the position of the bending bottom plate to be bent;

s2: the large piston column is pulled forwards through the screw hole protrusion block, so that the large piston column can be driven to move forwards relative to the large air storage cylinder;

s3: the gas in the inner cavity of the air inlet cylinder is pressed into the inner cavity of the large air storage cylinder, and the small piston column can drive the L-shaped limiting plate to move forwards together under the driving of the pressure of air pressure;

s4: the stainless steel product to be processed can be partially surrounded by the shape through the plurality of abutting plates, so that the shape and the placing position of the stainless steel product are positioned, and then the stainless steel product can be directly aligned to the abutting plates to be placed when being bent every time.

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

1. the invention provides a scratch-proof stainless steel product fixed-point bending device and method, wherein one of a batch of same stainless steel products to be processed is taken out and placed on the top surface of a bending bottom plate, after the position to be bent is adjusted and aligned, the stainless steel product to be processed is partially surrounded by a plurality of supporting plates, so that the position of the stainless steel product to be processed at each time can be positioned, the structure is skillfully arranged, and the contact and stop of a single supporting plate on the outer surface of the stainless steel product can be realized under the condition that a plurality of supporting plates are driven to move simultaneously by utilizing the pneumatic transmission of gas, so that the operation is convenient and quick, an operator can directly align and place the stainless steel product when bending each time, the labor is saved, and the bending efficiency is improved.

2. The fixed-point bending device and method for the stainless steel product capable of preventing scratches provided by the invention have the advantages that under the driving of an electric cylinder, the rack main body can continuously reciprocate up and down, can be separated from a driving gear when moving upwards, and is meshed and connected with the driving gear when moving downwards, so that the moving distance of the L-shaped limiting plate can be automatically adjusted for multiple times, the L-shaped limiting plate can limit the stainless steel product with a wider range of sizes through short-distance adjustment on the L-shaped limiting plate every time, the use adaptability of the device is improved, meanwhile, the pressure of an operator on the stainless steel product when the operator initially places the stainless steel product is skillfully utilized, and different driving effects of the electric cylinder are realized, the structure is ingenious, and the device is multipurpose.

3. According to the scratch-proof stainless steel product fixed-point bending device and method provided by the invention, the electric cylinder can drive the bending head to bend the stainless steel and can also drive the bending bottom plate to integrally move and reset, so that the device is multifunctional, the use cost is reduced, and the device is convenient and quick to operate and convenient to use.

Drawings

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

FIG. 2 is a schematic plan view of an adaptive front support assembly according to the present invention;

FIG. 3 is a schematic plan view of the connection plate of the present invention;

FIG. 4 is a cross-sectional view of a base of the present invention;

FIG. 5 is a schematic view of a three-dimensional structure of the driving slider according to the present invention;

FIG. 6 is a schematic perspective view of a locking block according to the present invention;

FIG. 7 is a three-dimensional exploded view of the latch push rod and the driving rack of the present invention;

FIG. 8 is a schematic perspective view of a bent base plate according to the present invention;

FIG. 9 is a schematic perspective view of one end of a limiting plate according to the present invention;

fig. 10 is a schematic perspective view of the other end of the limiting plate according to the present invention;

FIG. 11 is a cross-sectional view of a large pressure telescoping column of the present invention;

FIG. 12 is a schematic perspective view of a large piston rod according to the present invention;

FIG. 13 is a perspective view of an L-shaped restriction plate of the present invention;

FIG. 14 is a schematic perspective view of a threaded post according to the present invention;

fig. 15 is a schematic perspective view of the bending head of the present invention.

In the figure: 1. a base; 11. a circular chute; 12. installing an inner groove; 13. a top chute; 14. a compensation groove; 15. an inner wide chute; 16. driving the groove; 17. a sliding hole is formed in the outer part; 2. bending the bottom plate; 21. bending the base plate main body; 22. a circular sliding column; 23. a return spring; 24. a bottom convex column; 241. a ramp groove; 242. an inclined chute; 3. driving the supporting column; 31. inserting into the chute; 32. a lower sliding inner groove; 4. an L-shaped support column; 5. an electric cylinder; 6. a connecting plate; 61. driving the sliding plate; 611. a square through slot; 612. a T-shaped double through groove; 613. a first semicircular fixture block; 614. the square hole is penetrated; 615. a second semicircular fixture block; 62. a clamping block; 621. a square fixture block; 622. a first semicircular groove; 623. a limit frame; 624. a friction surface; 63. clamping a push rod; 631. clamping a square hole; 632. a sliding bottom groove; 64. driving the rack; 641. a rack main body; 642. inserting a slider; 643. a drive shaft; 644. a compression spring; 645. extending the pull column; 65. a limiting plate; 651. a forward push block; 652. pushing the shaft; 653. a vertical chute; 654. an inclination limiting groove; 66. the screw thread drives the post; 661. a threaded post; 662. connecting a bearing; 663. driving the gear; 7. bending the elbow; 71. a bending head main body; 72. a T-shaped connecting block; 73. a second semi-circular groove; 8. adapting a front support assembly; 81. a large pressure gas telescopic column; 811. a large air cylinder; 812. a large piston rod; 813. a T-shaped slider; 814. a screw hole protruding block; 815. a long communicating pipe; 82. a pneumatic telescopic column; 821. an air inlet cylinder; 822. a small piston post; 83. an L-shaped pipeline; 84. an L-shaped restriction plate; 841. a sliding support plate; 842. a resisting plate; 843. a lower convex connecting block; 9. a control panel.

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.

In order to solve the technical problems that when a worker bends a stainless steel product, each stainless steel product needs to be marked, and the worker needs to align the stainless steel products in each bending, which consumes labor and is low in efficiency, the following preferred technical solutions are provided as shown in fig. 1-6 and fig. 11-13:

the utility model provides a can prevent stainless steel goods fixed point bending device of mar, the on-line screen storage device comprises a base 1, base 1's top surface one end department slides and is provided with bottom plate 2 of bending, the one end one side department fixed mounting of base 1 top surface has drive support column 3, and the one end opposite side department fixed mounting of base 1 top surface has L type support column 4, and the upper end fixed mounting of L type support column 4 is on driving the inboard outer wall of support column 3 upper end, the top surface middle part fixed mounting of L type support column 4 has electric jar 5, and the slip has cup jointed connecting plate 6 on the L type support column 4, and the other side of connecting plate 6 cup joints the slip setting on driving support column 3, install on the middle part bottom surface of connecting plate 6 and roll over elbow 7, and base 1's other end department is provided with before the adaptation to subassembly 8, and fixed mounting has control panel 9 on base 1's one side outer wall.

The two sides of one end of the top surface of the base 1 are respectively provided with a pair of circular sliding grooves 11, an inner mounting groove 12 is arranged in an inner cavity at the upper end of the middle of the base 1, the other end of the top surface of the base 1 is provided with a plurality of top sliding grooves 13, the top sliding grooves 13 are respectively communicated with the other end of the inner cavity top surface of the inner mounting groove 12, one side of one end of the top surface of the base 1 is provided with a compensation groove 14, the compensation groove 14 is communicated with the inner mounting groove 12, one end of the lower end of the compensation groove 14 is communicated with an inner wide sliding groove 15, one side of one end of the top surface of the base 1 is also provided with a driving groove 16, the other end of the lower end of the driving groove 16 is communicated with the upper end of the inner wide sliding groove 15, an outer through sliding hole 17 is arranged on the outer wall of one side of the base 1, and the outer through sliding hole 17 is communicated with the compensation groove 14.

The adaptive front support assembly 8 comprises a large-pressure air telescopic column 81 and pneumatic telescopic columns 82 which are respectively embedded into the inner cavity of the lower end of one end of the top sliding groove 13, the large-pressure air telescopic column 81 is installed on the inner wall of one side of the other end of the inner cavity of the installation inner groove 12, the large-pressure air telescopic column 81 and the pneumatic telescopic columns 82 are respectively communicated through L-shaped pipelines 83, and the other end of the inner cavity of the installation inner groove 12 is respectively provided with an L-shaped limiting plate 84 in a sliding mode.

The large-pressure air telescopic column 81 comprises a large air storage cylinder 811 and a large piston column 812 with one end sealed and arranged in an inner cavity of the large air storage cylinder 811 in a sliding mode, a T-shaped sliding block 813 is fixedly mounted on the bottom surface of the other end of the large air storage cylinder 811, a screw hole protruding block 814 is fixedly mounted on the outer wall of one side of the other end of the large air storage cylinder 811, a long communicating pipeline 815 is fixedly mounted on the top surface of one end of the large air storage cylinder 811 in a communicating mode, and the lower ends of a plurality of L-shaped pipelines 83 are respectively arranged on the long communicating pipeline 815 in a communicating mode side by side in a communicating mode.

The pneumatic telescopic cylinder 82 comprises an air inlet cylinder 821 and a small piston cylinder 822 with one end hermetically and slidably arranged in an inner cavity at one end of the air inlet cylinder 821, and the upper end part of the L-shaped pipeline 83 is respectively communicated and arranged on the bottom surface at one end of the air inlet cylinder 821.

The L-shaped limiting plate 84 includes a supporting plate 842 and a sliding support plate 841 fixedly installed at the middle of the bottom surface of one end of the supporting plate 842, and the other end of the bottom surface of the sliding support plate 841 is fixedly installed with a lower convex connection block 843, and one end of the small piston cylinder 822 is fixedly installed on the outer wall of the lower convex connection block 843.

Specifically, the volume of the inner cavity of the large air cylinder 811 is set to be much larger than the volume of the inner cavity of the air inlet cylinder 821, meanwhile, the volume ratio of the inner cavities between the large air cylinder 811 and the air inlet cylinder 821 is set to be such that after the large piston column 812 moves forwards to the limit distance, a plurality of small piston columns 822 can move forwards by one fifth to one tenth of the limit distance, before bending the stainless steel product, one of the same stainless steel products to be processed can be taken out and placed on the top surface of the bending bottom plate 2, after adjusting the position to be bent, the large piston column 812 is pulled forwards through the screw hole protruding block 814, so that the large piston column 812 can be driven to move forwards relative to the large air cylinder 811, at this time, under the communication effect of the long communication pipeline 815 and the L-shaped pipeline 83, the gas that is located the inner chamber of air inlet cylinder 821, then can be impressed in the inner chamber of big gas receiver 811, under the pressure drive of atmospheric pressure, can make little piston post 822 drive L type restriction board 84 together and move along, can carry out partial encirclement of appearance to the stainless steel product that needs processing through a plurality of to board 842, thereby can accomplish the position location of processing at every turn to the stainless steel product, the structure sets up ingeniously, through the atmospheric pressure transmission that utilizes gas, can be under the circumstances that drives a plurality of to boards 842 and carry out simultaneous movement, realize the contact of single board 842 to the stainless steel product surface and stop, not only the convenient and fast that gets up operates, also made things convenient for the operator when bending at every turn simultaneously, direct alignment place can, the manpower is saved, the efficiency of bending has been promoted.

In order to solve the technical problem of how to realize high adaptability adjustment of the position of the L-shaped limiting plate 84, as shown in fig. 1 to 14, the following preferred technical solutions are provided:

the bending bottom plate 2 comprises a bending bottom plate main body 21 and circular sliding columns 22 which are respectively and fixedly installed at two sides of two ends of the bending bottom plate main body 21, a reset spring 23 is connected to the bottom surface of each circular sliding column 22, a bottom convex column 24 is fixedly installed at the middle of one side of the bottom surface of the bending bottom plate main body 21, an inclined rail groove 241 is formed in the outer wall of one end of the lower end of the bottom convex column 24, and inclined sliding grooves 242 are respectively formed in the inner walls of two sides of the inner cavity of the inclined rail groove 241.

An insertion sliding groove 31 is arranged on the outer wall of the middle part of the outer side of the driving supporting column 3, a lower sliding inner groove 32 is arranged at the middle part of the inner cavity of the driving supporting column 3, and the insertion sliding groove 31 is communicated with the lower sliding inner groove 32.

Connecting plate 6 is including driving slide 61 and running through the joint piece 62 that slides the setting and drive slide 61 one side end middle part department, and slides in the inner chamber of gliding inside groove 32 and be provided with joint push rod 63, and the lower tip of joint push rod 63 slides and is provided with and drives rack 64, and horizontal slip is provided with limiting plate 65 in the inner chamber of interior wide spout 15, and installs one side middle part department of 12 inner chambers of inside groove 12 and install screw and drive post 66, and screw bulge 814 cup joints the periphery at screw drive post 66 through the screw thread.

The middle part of driving slide 61 both sides end is provided with square through groove 611 respectively, and the one end department that drives slide 61 bottom surface middle part is provided with T type bi-pass groove 612, and be provided with embedding elastic sliding respectively on the both sides inner wall of T type bi-pass groove 612 inner chamber and be provided with first semicircle fixture block 613, and be provided with on the middle part outer wall that drives slide 61 one side end and run through square hole 614, and it is provided with second semicircle fixture block 615 to embed elastic sliding respectively on the both ends inner wall that runs through the square hole 614 inner chamber, and joint block 62 includes square fixture block 621 and sets up the first semicircle groove 622 on the both ends outer wall of square fixture block 621 one side respectively, and second semicircle fixture block 615 activity joint is in first semicircle groove 622, the restriction frame 623 on the square fixture block 621 opposite side periphery outer wall, and be provided with friction surface 624 respectively on the both ends outer wall of square fixture block 621 opposite side.

A clamping square hole 631 is formed in an outer wall of one side of the upper end of the clamping push rod 63, a sliding bottom groove 632 is formed in the middle of the bottom surface of the clamping push rod 63, the driving rack 64 comprises a rack main body 641 and an insertion slide block 642 fixedly installed in the middle of the top surface of the rack main body 641, the insertion slide block 642 is transversely arranged in the sliding bottom groove 632 in a sliding mode through an extrusion spring 644, a protruding pull column 645 is fixedly installed on an outer wall of one side of the upper end of the rack main body 641, a side end of the protruding pull column 645 penetrates through the protruding outer sliding hole 17, and a driving shaft 643 is fixedly installed on an outer wall of one end of the lower end of the rack main body 641.

A front push block 651 is fixedly mounted on the outer wall of one side of the upper end of the limiting plate 65, a push shaft 652 is fixedly mounted on the outer walls of two sides of one end of the front push block 651 respectively, the push shaft 652 is slidably arranged in the inclined sliding groove 242 respectively, a pair of vertical sliding grooves 653 are arranged on the outer wall of one side of the other end of the limiting plate 65, inclined limiting grooves 654 are arranged on the outer walls of the upper end and the lower end of one side of the other end of the limiting plate 65 in parallel respectively, two end portions of the inclined limiting grooves 654 are communicated with the vertical sliding grooves 653 respectively, and a driving shaft 643 is slidably arranged in the vertical sliding grooves 653.

The threaded driving post 66 includes a connecting bearing 662 and a threaded post 661 movably mounted on the connecting bearing 662 at one end, and a driving gear 663 is fixedly mounted at the other end of the threaded post 661, and the connecting bearing 662 is mounted on the inner wall of the inner cavity of the inner mounting groove 12 to engage and connect the driving gear 663 and the rack body 641.

Specifically, after the operator places the stainless steel product on the bending bottom plate 2, the operator needs to tightly press the stainless steel product on the bending bottom plate 2 by hand, at this time, the whole bending bottom plate 2 is pressed downward, so as to drive the bottom protruding column 24 to move downward together, at this time, under the limiting action of the inclined sliding groove 242 and the pushing shaft 652, the whole limiting plate 65 can be driven to move forward, so as to enable the driving shaft 643 to be inserted into the vertical sliding groove 653, when the electric cylinder 5 is started to drive the whole driving rack 64 to move downward, the driving shaft 643 can be driven to slide downward in the vertical sliding groove 653, at this time, the position of the L-shaped limiting plate 84 can be preliminarily adjusted, when the position of the L-shaped limiting plate 84 needs to be adjusted again, after the output end of the electric cylinder 5 moves to the lower end portion of the vertical sliding groove 653, then can enter into slope restriction groove 654, thereby move to being located in the vertical spout 653 in the outside, it then can separate to drive between gear 663 and the rack main part 641 this moment, the output of electric jar 5 resets, rack main part 641 also can be under the effect of vertical spout 653 and slope restriction groove 654, follow together and reset, thereby carry out adjustment next time to L type limiting plate 84, this kind of setting is through carrying out the adjustment of short distance to L type limiting plate 84 at every turn, can make L type limiting plate 84 can be spacing to the stainless steel products of wide scope size, the use adaptability of device has been promoted, also ingenious utilized the operator simultaneously when tentatively placing stainless steel products, to stainless steel products's pressure, thereby realize electric jar 5's different drive effect, and the structure is ingenious, and one machine is multi-purpose.

Further, when needs folded bottom plate 2 resets, then can outwards stimulate and stretch out and draw post 645, make and drive separation between gear 663 and the rack main part 641, this moment because there is not pressure on the folded bottom plate 2, thereby make and drive axle 643 separate from vertical spout 653, this moment through starting electric cylinder 5, drive rack main part 641 moves behind the lower extreme, loosen and stretch out and draw post 645, can realize driving meshing between gear 663 and the rack main part 641, the output rebound of electric cylinder 5, then can realize constantly driving big piston 812 and remove the reset, can make L type restriction board 84 follow little piston post 822 and reset under the drive of atmospheric pressure, convenient and fast, conveniently carry out next spacing adjustment.

In order to solve the technical problem of how to realize one machine with multiple functions of the electric cylinder 5, as shown in fig. 1, fig. 2, fig. 3-fig. 6 and fig. 15, the following preferred technical solutions are provided:

the bend 7 comprises a bend main body 71 and a T-shaped connecting block 72 fixedly mounted at one end of the middle of the top surface of the bend main body 71, a pair of second semicircular grooves 73 are respectively formed in the outer walls of two sides of the T-shaped connecting block 72, and the first semicircular clamping block 613 is movably clamped in the second semicircular grooves 73.

Specifically, when an operator needs to adjust the whole L-shaped limiting plate 84, the clamping block 62 can be pushed inwards, so that one end of the clamping block 62 is clamped into the clamping square hole 631 and is clamped and fixed between the second semicircular clamping block 615 and the first semicircular groove 622, by starting the electric cylinder 5, the output end of the electric cylinder 5 can drive the sliding plate 61 to move downwards together, at the same time, the clamping push rod 63 can be driven to move downwards, the driving rack 64 can be driven to move downwards by the clamping push rod 63, so that the threaded column 661 can be driven to rotate together through the driving gear 663, under the driving of the screw, the large piston column 812 can be driven to move through the screw protruding block 814, so that the driving of the L-shaped limiting plate 84 can be realized, when the clamping block 62 is pulled outwards, the clamping effect between one end of the clamping block 62 and the clamping push rod 63 can be lost, at the moment, the electric cylinder 5 is started, the bending head 7 can be driven to bend stainless steel, so that one machine has multiple purposes, not only the use cost is reduced, but also the operation is convenient and convenient to use.

To further better illustrate the above examples, the present invention also provides an embodiment of a method for using a fixed point bending device for a scratch-proof stainless steel product, comprising the following steps:

the method comprises the following steps: before bending the stainless steel product, taking one of a batch of same stainless steel products to be processed out, placing the stainless steel product on the top surface of the bending bottom plate 2, and adjusting and aligning the position of the bending bottom plate 2 to be bent;

step two: the large piston column 812 can be driven to move forwards relative to the large air cylinder 811 by pulling the large piston column 812 forwards through the screw hole protruding block 814;

step three: the air in the cavity of the air inlet cylinder 821 is pressed into the cavity of the large air storage cylinder 811, and the small piston 822 drives the L-shaped limiting plate 84 to move forward together under the driving of the pressure of the air pressure;

step four: the shape of the stainless steel product to be processed can be partially surrounded by the plurality of supporting plates 842, so that the shape and the placement position of the stainless steel product can be positioned, and then the stainless steel product can be directly aligned with the supporting plates 842 to be placed when the stainless steel product is bent every time.

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 can prevent stainless steel goods fixed point bending device of mar, includes base (1), its characterized in that: a bending bottom plate (2) is arranged at one end of the top surface of the base (1) in a sliding mode, a driving support column (3) is fixedly installed at one side of the top surface of the base (1), an L-shaped support column (4) is fixedly installed at the other side of the top surface of the base (1), the upper end of the L-shaped support column (4) is fixedly installed on the outer wall of the inner side of the upper end of the driving support column (3), an electric cylinder (5) is fixedly installed in the middle of the top surface of the L-shaped support column (4), a connecting plate (6) is slidably sleeved on the L-shaped support column (4), the other side end of the connecting plate (6) is slidably sleeved on the driving support column (3), a bending head (7) is installed on the bottom surface of the middle of the connecting plate (6), an adaptive front support component (8) is arranged at the other end of the base (1), and a control panel (9) is fixedly installed on the outer wall of one side of the base (1);

two sides of one end of the top surface of the base (1) are respectively provided with a pair of circular sliding grooves (11), an inner installation groove (12) is arranged in an inner cavity at the upper end of the middle part of the base (1), the other end of the top surface of the base (1) is provided with a plurality of top sliding grooves (13), the top sliding grooves (13) are respectively communicated with the other end of the top surface of the inner installation groove (12), one side of one end of the top surface of the base (1) is provided with a compensation groove (14), the compensation groove (14) is communicated with the inner installation groove (12), one end of the lower end of the compensation groove (14) is communicated with an inner wide sliding groove (15), one side of one end of the top surface of the base (1) is also provided with a driving groove (16), the other end of the lower end of the driving groove (16) is communicated with the upper end of the inner wide sliding groove (15), the outer wall of one side of the base (1) is provided with an outer through sliding hole (17), and the outer through sliding hole (17) is communicated with the compensation groove (14);

the adaptive front support assembly (8) comprises a large-pressure air telescopic column (81) and pneumatic telescopic columns (82) which are respectively embedded into and fixedly mounted in an inner cavity at the lower end of one end of the top sliding groove (13), the large-pressure air telescopic column (81) is mounted on the inner wall of one side of the other end of the inner cavity of the mounting inner groove (12), the large-pressure air telescopic column (81) and the pneumatic telescopic columns (82) are respectively communicated through an L-shaped pipeline (83), and an L-shaped limiting plate (84) is respectively arranged at the other end of the inner cavity of the mounting inner groove (12) in a sliding manner;

the large-pressure gas telescopic column (81) comprises a large gas storage cylinder (811) and a large piston column (812) with one end hermetically and slidably arranged in an inner cavity of the large gas storage cylinder (811), a T-shaped sliding block (813) is fixedly arranged on the bottom surface of the other end of the large gas storage cylinder (811), a screw hole convex block (814) is fixedly arranged on the outer wall of one side of the other end of the large gas storage cylinder (811), a long communicating pipeline (815) is fixedly communicated and arranged on the top surface of one end of the large gas storage cylinder (811), and the lower ends of a plurality of L-shaped pipelines (83) are respectively communicated and arranged on the long communicating pipeline (815) side by side;

the pneumatic telescopic column (82) comprises an air inlet cylinder (821) and a small piston column (822) with one end hermetically and slidably arranged in an inner cavity at one end of the air inlet cylinder (821), and the upper end part of the L-shaped pipeline (83) is respectively communicated and arranged on the bottom surface at one end of the air inlet cylinder (821);

l type limiting plate (84) include to support board (842) and fixed mounting slide support plate (841) at support board (842) one end bottom surface middle part, and slide support plate (841) other end department fixed mounting in bottom surface have down protruding connecting block (843), and a tip fixed mounting of little piston post (822) is on the outer wall of protruding connecting block (843) down.

2. The fixed point bending device for scratch-resistant stainless steel products according to claim 1, wherein: the bending bottom plate (2) comprises a bending bottom plate main body (21) and circular sliding columns (22) which are fixedly installed at two sides of two ends of the bending bottom plate main body (21) respectively, a reset spring (23) is connected to the bottom surface of each circular sliding column (22), a bottom convex column (24) is fixedly installed at the middle of one side of the bottom surface of the bending bottom plate main body (21), an inclined rail groove (241) is formed in the outer wall of one end of the lower end of the bottom convex column (24), and inclined sliding grooves (242) are formed in the inner walls of two sides of an inner cavity of the inclined rail groove (241) respectively.

3. The fixed point bending device for scratch-resistant stainless steel products according to claim 2, wherein: an inserting sliding groove (31) is arranged on the outer wall of the middle part of the outer side of the driving supporting column (3), a lower sliding inner groove (32) is arranged at the middle part of the inner cavity of the driving supporting column (3), and the inserting sliding groove (31) is communicated with the lower sliding inner groove (32).

4. The fixed point bending device for scratch-resistant stainless steel products according to claim 3, wherein: connecting plate (6) including drive slide (61) and run through the joint piece (62) that slide setting located in the middle part of one side end of drive slide (61), and slide in the inner chamber of gliding inside groove (32) and be provided with joint push rod (63), and the lower tip of joint push rod (63) slides and is provided with drive rack (64), horizontal slip is provided with limiting plate (65) in the inner chamber of interior wide spout (15), and one side middle part department of installation inside groove (12) inner chamber installs screw and drives post (66), and screw bulge piece (814) cup joints the periphery at screw drive post (66) through the screw thread.

5. The fixed point bending device for scratch-resistant stainless steel products according to claim 4, wherein: the middle parts of two side ends of a driving sliding plate (61) are respectively provided with a square through groove (611), one end part of the middle part of the bottom surface of the driving sliding plate (61) is provided with a T-shaped double-pass groove (612), two side inner walls of an inner cavity of the T-shaped double-pass groove (612) are respectively provided with a first semicircular clamping block (613) in an embedded elastic sliding mode, a through square hole (614) is formed in the outer wall of the middle part of one side end of the driving sliding plate (61), two end inner walls of the inner cavity of the square hole (614) are respectively provided with a second semicircular clamping block (615) in an embedded elastic sliding mode, each clamping block (62) comprises a square clamping block (621) and a first semicircular groove (622) respectively formed in the outer wall of two ends of one side of the square clamping block (621), the second semicircular clamping block (615) is movably clamped in the first semicircular groove (622), a limiting frame (623) is arranged on the outer wall of the other side of the square clamping block (621), and two end outer walls of the other side of the square clamping block (621) are respectively provided with friction surfaces (624).

6. The fixed point bending device for scratch-resistant stainless steel products according to claim 5, wherein: the outer wall of one side of the upper end of the clamping push rod (63) is provided with a clamping square hole (631), the middle of the bottom surface of the clamping push rod (63) is provided with a sliding bottom groove (632), the driving rack (64) comprises a rack main body (641) and an insertion sliding block (642) fixedly installed in the middle of the top surface of the rack main body (641), the insertion sliding block (642) is transversely arranged in the sliding bottom groove (632) in a sliding mode through an extrusion spring (644), a stretching pull column (645) is fixedly installed on the outer wall of one side of the upper end of the rack main body (641), one side end of the stretching pull column (645) is arranged in a penetrating and protruding outer through sliding hole (17), and a driving shaft (643) is fixedly installed on the outer wall of one end of the lower end of the rack main body (641).

7. The fixed point bending device for scratch-resistant stainless steel products according to claim 6, wherein: fixed mounting has preceding ejector pad (651) on the one end one side outer wall of the upper end of limiting plate (65), and on the both sides outer wall of preceding ejector pad (651) one end respectively fixed mounting have promote axle (652), and promote axle (652) and slide respectively and set up in slope spout (242), be provided with a pair of vertical spout (653) on the one side outer wall of limiting plate (65) other end, and on the upper and lower both ends outer wall of limiting plate (65) other end one side respectively parallel arrangement have slope restriction groove (654), and the both ends of slope restriction groove (654) are linked together respectively with between vertical spout (653), and drive axle (643) and slide and set up in vertical spout (653).

8. The fixed point bending device for scratch-resistant stainless steel products according to claim 7, wherein: the thread driving column (66) comprises a connecting bearing (662) and a thread column (661) with one end movably mounted on the connecting bearing (662), a driving gear (663) is fixedly mounted at the other end of the thread column (661), the connecting bearing (662) is mounted on the inner wall of the inner cavity of the inner mounting groove (12), and the driving gear (663) is meshed with the rack main body (641).

9. The fixed point bending device for scratch-resistant stainless steel products according to claim 8, wherein: roll over elbow (7) including elbow main part (71) and fixed mounting at T type connecting block (72) of rolling over elbow main part (71) top surface middle part one end department, and be provided with a pair of second half slot (73) on the both sides outer wall of T type connecting block (72) respectively, and first half slot (613) activity joint is in second half slot (73).

10. The use method of the scratch-resistant stainless steel product fixed-point bending device according to claim 9, characterized by comprising the following steps:

s1: before bending the stainless steel product, taking one of a batch of same stainless steel products to be processed out, placing the stainless steel product on the top surface of the bending bottom plate (2), and adjusting and aligning the position of the bending bottom plate (2) to be bent;

s2: the large piston column (812) can be driven to move forwards relative to the large air storage cylinder (811) by pulling the large piston column (812) forwards through the screw hole convex block (814);

s3: the gas in the inner cavity of the air inlet cylinder (821) is pressed into the inner cavity of the large air storage cylinder (811), and the small piston column (822) can drive the L-shaped limiting plate (84) to move forwards together under the driving of the pressure of the air pressure;

s4: the stainless steel product to be processed can be partially surrounded by the shape through the plurality of abutting plates (842), so that the shape and the placing position of the stainless steel product are positioned, and then the stainless steel product can be directly placed in alignment with the abutting plates (842) when being bent every time.