CN214022738U - Angle-adjustable numerical control bending machine - Google Patents

Angle-adjustable numerical control bending machine Download PDF

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Publication number
CN214022738U
CN214022738U CN202022395772.3U CN202022395772U CN214022738U CN 214022738 U CN214022738 U CN 214022738U CN 202022395772 U CN202022395772 U CN 202022395772U CN 214022738 U CN214022738 U CN 214022738U
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China
Prior art keywords
bending
piece
frame
machine
rod
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CN202022395772.3U
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Chinese (zh)
Inventor
夏金宝
夏木兰
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Maanshan Litao Cnc Machine Tool Co ltd
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Maanshan Litao Cnc Machine Tool Co ltd
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Abstract

The utility model discloses a numerical control bender of angularly adjustable belongs to bender technical field. The utility model discloses a cooperation using-way of bending that complementary unit and pneumatic cylinder output are connected, at first adjust the position of locating part in the mounting groove when using, later with workpiece mounting on the platform of bending, start hydraulic cylinder, drive a downstream through the output and exert pressure to the work piece, the sliding sleeve with bend a simultaneous downstream for a while, after removing to sliding sleeve and locating part contact, the locating part can play the limiting displacement, a downstream alone of bending afterwards, the bolster can take place the compression under the effect of retaining ring and setting element, bend simultaneously two can realize the abduction and bend the work piece under the effect of connecting rod one and connecting rod two, this operation is simple, only need control the position of locating part can, improve production efficiency greatly.

Description

Angle-adjustable numerical control bending machine
Technical Field
The utility model relates to a technical field of bender especially relates to a numerical control bender of angularly adjustable.
Background
The bending piece is a workpiece which is used for bending a metal plate in a cold state into various geometric cross-sectional shapes by utilizing an equipped die (a general-purpose or special-purpose die). The sheet forming machine is designed for cold-rolled sheet metal processing, and is widely applied to bending and processing of sheets in the industries of automobile, aircraft manufacturing, light industry, shipbuilding, containers, elevators, railway vehicles and the like.
The mode that current bender generally adopted one side to compress tightly, the opposite side takes place to bend, this kind of mode is generally bent for thick panel and uses, a mode then compresses tightly, the department bends in the middle of the back for the thin panel is bent and is used, when bending, lateral shifting takes place in both ends department, only can reach the design effect through the mould of bending that uses the settlement angle, need for a work piece that angularly adjustable bender adapts to different angles to bend urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the prior art is not enough, so the utility model provides an angularly adjustable numerical control bender.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an angle-adjustable numerical control bending machine comprises a machine frame and an auxiliary bending mechanism, wherein two bending platforms which are rotatably arranged are symmetrically arranged on the machine frame, a hydraulic cylinder is arranged on the machine frame and positioned above the two bending platforms, the output end of the hydraulic cylinder is fixedly connected with a bending piece, the auxiliary bending mechanism comprises a sliding sleeve, a buffer piece, a positioning piece, a retaining ring, a positioning piece, a first connecting rod, a second connecting rod and an auxiliary bending piece, the sliding sleeve is sleeved on the outer side of the bending piece, one end of the inner side of the sliding sleeve is fixedly connected with the retaining ring, the positioning piece is fixedly connected onto the bending piece, the buffer piece is sleeved on the outer side of the bending piece and positioned between the retaining ring and the positioning piece, the first connecting rod, the second connecting rod and the auxiliary bending piece are respectively provided with two connecting rods, one end of the first connecting rod is rotatably connected onto the sliding sleeve, and the other end of each connecting rod is rotatably connected with the corresponding auxiliary bending piece, one end of the second connecting rod is rotatably connected to the bending piece, the other end of the second connecting rod is rotatably connected to the corresponding auxiliary bending piece, a mounting groove is formed in the rack, and a limiting part used for limiting the downward movement stroke of the sliding sleeve is arranged inside the mounting groove.
Further preferably, the bending machine further comprises a guide roller and a pressing assembly, wherein the guide roller is installed in the middle of the bending platform, and the pressing assembly is adjustably connected to the bending platform on two sides of the guide roller.
Further preferred scheme, compress tightly the subassembly including removing frame, adjusting screw and clamp plate, remove the frame and slide and set up the lateral part at the platform of bending, it has adjusting screw to remove to put up through threaded connection, adjusting screw's one end is located the inboard of removing the frame and rotates and be connected with a clamp plate, the other end is located the outside of removing the frame and fixed mounting has the regulation handle.
Further preferably, the limiting part comprises a U-shaped inserting part and a fixing part which are integrally connected, the U-shaped inserting part is arranged on the outer side of the bending part, and the fixing part is installed on the rack through a bolt.
According to a further preferred scheme, the bending machine further comprises an auxiliary block and a return spring, the auxiliary block is arranged on the rack right below the bending piece in a sliding mode, the return spring is fixedly mounted on the auxiliary block, and one end, far away from the auxiliary block, of the return spring is fixedly connected with the rack.
Further preferred scheme, the auxiliary block includes fixed part, spacing portion and the portion that resets, the fixed part slide set up in the frame and with reset spring fixed connection, spacing portion is provided with two and all slides the setting on the fixed part, the portion that resets sets up in the inside of fixed part and both ends respectively with the spacing fixed connection that corresponds.
Further preferably, a heating element is embedded in the bending element, and the bending element is made of metal material.
Compared with the prior art, the utility model discloses possess following beneficial effect:
1. the utility model adopts a matching use mode of the auxiliary mechanism and the bending piece connected with the output end of the hydraulic cylinder, when in use, the position of the limiting piece in the mounting groove is firstly adjusted, then the workpiece is mounted on the bending platform, the hydraulic cylinder is started, the output end drives the bending piece to move downwards to apply pressure to the workpiece, the sliding sleeve and the bending piece move downwards together, when the sliding sleeve is moved to contact with the limiting piece, the limiting piece can play a limiting role, then the bending piece moves downwards independently, the buffer piece can be compressed under the action of the retainer ring and the positioning piece, meanwhile, the second bending piece can bend the workpiece by outward expansion under the action of the first connecting rod and the second connecting rod, the operation process is simple, the workpiece bending at different angles can be adapted only by controlling the position of the limiting part, the switching back and forth between the workpieces at different design angles is avoided, and the production efficiency is greatly improved.
2. The utility model discloses in adopt the guide roll and compress tightly subassembly cooperation mode, through the clamp plate, remove the end fixing that frame and adjusting screw realized the work piece, remove the frame and can move on bending the platform along with the removal of work piece along with it, guarantee that the corner of work piece does not have the crease, the later stage need not the side cut, controls manufacturing cost well.
3. The utility model provides an auxiliary block and reset spring, wherein the auxiliary block is including removal portion, the portion that resets and spacing portion, utilizes the work piece lower surface of spacing portion fifty percent discount curved member department to carry out regularly, prevents here that bending or irregular deformation from appearing, the effective control quality of bending.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is an enlarged view of a portion of FIG. 1 at C;
FIG. 4 is a connection diagram of the movable frame and the adjusting screw according to the present invention;
fig. 5 is a partially enlarged view of fig. 1 at B.
In the figure: 1. a frame; 2. bending the platform; 3. a hydraulic cylinder; 4. a first bending piece; 5. a sliding sleeve; 6. a buffer member; 7. a positioning member; 8. a retainer ring; 9. a limiting member; 91. a U-shaped insertion portion; 92. a fixed part; 10. a first connecting rod; 11. a second connecting rod; 12. a second bending piece; 13. pressing a plate; 14. a movable frame; 15. adjusting the screw rod; 16. a guide roller; 17. an auxiliary block; 171. a moving part; 172. a limiting part; 173. a reset section; 18. a return spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Example (b):
a numerical control bending machine with an adjustable angle comprises a machine frame 1 and auxiliary bending mechanisms, wherein two bending platforms 2 which are rotatably arranged are symmetrically arranged on the machine frame 1, hydraulic cylinders 3 are arranged on the machine frame 1 and are positioned above the two bending platforms 2, the output ends of the hydraulic cylinders 3 are fixedly connected with a first bending part 4, the movement direction of the first bending part 4 is up-and-down movement, each auxiliary bending mechanism comprises a sliding sleeve 5, a buffering part 6, a positioning part 7, a retainer ring 8, a limiting part 9, a first connecting rod 10, a second connecting rod 11 and a second bending part 12, the sliding sleeve 5 is sleeved on the outer side of the first bending part 4, one end of the inner side of the sliding sleeve 5 is fixedly connected with the retainer ring 8, the positioning part 7 is fixedly connected on the first bending part 4, the buffering part 6 is sleeved on the outer side of the first bending part 4 and is positioned between the retainer ring 8 and the positioning part 7, and the first connecting rod 10, the second connecting rod 11 and the second bending part 12 are respectively provided with two bending parts, two the one end of connecting rod one 10 is all rotated and is connected on sliding sleeve 5, the other end rotates with two 12 of the piece of bending that correspond respectively and is connected, the one end of connecting rod two 11 is rotated and is connected on 4 of the piece of bending, the other end rotates and is connected on two 12 of the piece of bending that correspond, the mounting groove has been seted up in the frame 1, the inside locating part 9 that is provided with of mounting groove is used for restricting the stroke of 5 downstream of sliding sleeve.
When in use, the position of the limiting part 9 in the mounting groove is firstly adjusted, then the workpiece is mounted on the bending platform 2, the hydraulic cylinder 3 is started, the output end drives the bending part I4 to move downwards to apply pressure to the workpiece, the sliding sleeve 5 and the bending part I4 can move downwards together firstly, after the sliding sleeve 5 is moved to be in contact with the limiting part 9, the limiting part 9 can play a limiting role, then the bending part I4 moves downwards independently, the buffering part 6 can be compressed under the action of the check ring 8 and the positioning part 7, meanwhile, the bending part II 12 can realize outward expansion under the action of the connecting rod I10 and the connecting rod II 11 to bend the workpiece, the operation process is simple, only the position of the limiting part 9 needs to be controlled, and the production efficiency is greatly improved.
In a further preferable scheme of the embodiment, the bending device further comprises a guide roller 16 and a pressing assembly, wherein the guide roller 16 is installed in the middle of the bending platform 2, and the pressing assembly is connected to the bending platform 2 on two sides of the guide roller 16 in a sliding mode. The sliding performance of the pressing assembly is utilized, the position change of two ends of the bending workpiece can be guaranteed, a series of processes such as trimming and the like are not needed in the later period, and the production cost is reduced.
In a further preferred aspect of this embodiment, the pressing assembly includes a movable frame 14, an adjusting screw 15 and a pressing plate 13, the movable frame 14 is slidably disposed on a side portion of the bending platform 2, the movable frame 14 is connected to the adjusting screw 15 through a thread, one end of the adjusting screw 15 is located on an inner side of the movable frame 14 and is rotatably connected to the pressing plate 13, and the other end of the adjusting screw 15 is located on an outer side of the movable frame 14 and is fixedly mounted with an adjusting handle. The workpiece is fixed on the movable frame 14 by the pressure plate 13 through adjusting the screw 15, and the position change of the end part of the workpiece is satisfied through the movement of the movable frame 14.
In a further preferable mode of this embodiment, the limiting member 9 includes a U-shaped inserting portion 91 and a fixing portion 92 that are integrally connected, the U-shaped inserting portion 91 is disposed on an outer side of the first bending member 4, and the fixing portion 92 is mounted on the frame 1 through a bolt. The U-shaped plug 91 can position the sliding sleeve 5 by adjusting the position of the fixing portion 92 under the action of the bolt.
The further preferred scheme of this embodiment still includes auxiliary block 17 and reset spring 18, is located bend 4 under be equipped with the slip on the frame 1 and is provided with auxiliary block 17, fixed mounting has a reset spring 18 on the auxiliary block 17, the one end and the frame 1 fixed connection of auxiliary block 17 are kept away from to reset spring 18. The auxiliary block 17 is used for flexibly and auxiliarily supporting the workpiece below the first bending piece 4, and meanwhile, the workpiece bent at the position can be regulated, so that creases and irregular deformation are prevented.
In a further preferred embodiment of the present invention, the auxiliary block 17 includes a moving portion 171, a limiting portion 172 (a guide wheel) and a resetting portion 173 (a spring), the fixing portion 92 is slidably disposed on the frame 1 and fixedly connected to the resetting spring 18, two of the limiting portions 172 are slidably disposed on the moving portion 171, and the resetting portion 173 is disposed inside the moving portion 171, and two ends of the resetting portion are respectively fixedly connected to the corresponding limiting portions 172. The two stopper portions 172 move on the moving portion 171 to shape the workpiece at the bend, thereby preventing the occurrence of creases and irregular deformation.
According to a further preferable scheme of the embodiment, a heating element is embedded in the first bending element 4, the first bending element 4 is made of a metal material, and the heating element in the first bending element 4 is used for heating the workpiece, so that the bending quality is ensured.
The utility model discloses can realize like this when concrete implementation: when the device is used, the position of the limiting part 9 in the mounting groove is firstly adjusted, the device is fixed on the movable frame 14 through the adjusting screw 15 and the pressing plate 13, the hydraulic cylinder 3 is started, the first 4 downward movement of the bending part is driven through the output end to apply pressure to a workpiece, the sliding sleeve 5 and the first 4 bending part can firstly move downwards together, after the sliding sleeve 5 is moved to be in contact with the limiting part 9, the limiting part 9 can play a limiting role, then the first 4 downward movement of the bending part alone bends the workpiece, meanwhile, the movable frame 14 can slide on the bending platform 2, the buffering part 6 can be compressed under the action of the retaining ring 8 and the positioning part 7, meanwhile, the second 12 bending part can realize outward expansion under the action of the first 10 connecting rod and the second 11 connecting rod to bend the workpiece, the operation process is simple, only the position of the limiting part 9 needs to be controlled, and the production efficiency is greatly improved. The bottom of the first bending part 4 is regulated in quality by the two limiting parts 172 in the whole bending process, the workpiece is reset after being taken down, and the heating part heats the workpiece in the whole bending process, so that the bending quality is ensured.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto. The substitution may be of partial structures, devices, method steps, or may be a complete solution. According to the technical scheme of the utility model and utility model thereof think of and equal replacement or change, all should cover within the scope of protection of the utility model.

Claims (7)

1. The numerical control bending machine with the adjustable angle is characterized by comprising a machine frame (1) and an auxiliary bending mechanism, wherein two bending platforms (2) which are rotatably arranged are symmetrically arranged on the machine frame (1), a hydraulic cylinder (3) is arranged on the machine frame (1) and is positioned above the two bending platforms (2), the output end of the hydraulic cylinder (3) is fixedly connected with a first bending piece (4), the auxiliary bending mechanism comprises a sliding sleeve (5), a buffering piece (6), a positioning piece (7), a check ring (8), a limiting piece (9), a first connecting rod (10), a second connecting rod (11) and a second bending piece (12), the sliding sleeve (5) is sleeved on the outer side of the first bending piece (4), the check ring (8) is fixedly connected to one end of the inner side of the sliding sleeve (5), the buffering piece (7) is fixedly connected to the first bending piece (4), the sliding sleeve (6) is sleeved on the outer side of the first bending piece (4) and is positioned between the check ring (8) and the positioning piece (7), the utility model discloses a bending machine, including frame (1), connecting rod one (10), connecting rod two (11) and the piece of bending two (12) all are equipped with two, two the one end of connecting rod one (10) is all rotated and is connected on sliding sleeve (5), the other end rotates respectively with the piece of bending two (12) that correspond and is connected, the one end of connecting rod two (11) is rotated and is connected on the piece of bending one (4), the other end rotates and connects on the piece of bending two (12) that correspond, the mounting groove has been seted up on frame (1), the inside stroke that is used for limiting sliding sleeve (5) downstream that is provided with locating part (9) of mounting groove.
2. The numerical control bending machine with the adjustable angle according to claim 1, characterized by further comprising a guide roller (16) and a pressing assembly, wherein the guide roller (16) is installed in the middle of the bending platform (2), and the pressing assembly is adjustably connected to the bending platform (2) on two sides of the guide roller (16).
3. The numerical control bending machine with the adjustable angle according to claim 2, wherein the pressing assembly comprises a moving frame (14), an adjusting screw (15) and a pressing plate (13), the moving frame (14) is slidably arranged on the side portion of the bending platform (2), the adjusting screw (15) is connected to the moving frame (14) through threads, one end of the adjusting screw (15) is located on the inner side of the moving frame (14) and is rotatably connected with the pressing plate (13), and the other end of the adjusting screw is located on the outer side of the moving frame (14) and is fixedly provided with an adjusting handle.
4. The numerical control bending machine with the adjustable angle according to claim 1, characterized in that said limiting member (9) comprises a U-shaped insertion portion (91) and a fixing portion (92) which are integrally connected, said U-shaped insertion portion (91) is disposed at the outer side of the first bending member (4), and said fixing portion (92) is mounted on the frame (1) through bolts.
5. The numerical control bending machine with the adjustable angle according to claim 4, characterized by further comprising an auxiliary block (17) and a return spring (18), wherein the auxiliary block (17) is arranged on the machine frame (1) right below the first bending piece (4) in a sliding manner, the return spring (18) is fixedly installed on the auxiliary block (17), and one end, far away from the auxiliary block (17), of the return spring (18) is fixedly connected with the machine frame (1).
6. The numerical control bending machine with the adjustable angle according to claim 5, characterized in that the auxiliary block (17) comprises a moving portion (171), a limiting portion (172) and a resetting portion (173), the fixing portion (92) is slidably disposed on the frame (1) and fixedly connected with the resetting spring (18), two of the limiting portions (172) are slidably disposed on the moving portion (171), and the resetting portion (173) is disposed inside the moving portion (171) and two ends of the resetting portion are fixedly connected with the corresponding limiting portions (172).
7. The numerical control bending machine with the adjustable angle as claimed in claim 1, wherein a heating element is embedded inside the first bending element (4), and the first bending element (4) is made of a metal material.
CN202022395772.3U 2020-10-23 2020-10-23 Angle-adjustable numerical control bending machine Active CN214022738U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022395772.3U CN214022738U (en) 2020-10-23 2020-10-23 Angle-adjustable numerical control bending machine

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Application Number Priority Date Filing Date Title
CN202022395772.3U CN214022738U (en) 2020-10-23 2020-10-23 Angle-adjustable numerical control bending machine

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113458191A (en) * 2021-09-06 2021-10-01 南通东睦金属制品有限公司 Numerical control bending equipment for metal product production

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113458191A (en) * 2021-09-06 2021-10-01 南通东睦金属制品有限公司 Numerical control bending equipment for metal product production

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