CN214442090U

CN214442090U - Traceless bending machine

Info

Publication number: CN214442090U
Application number: CN202120611913.2U
Authority: CN
Inventors: 黄志刚
Original assignee: Wuxi Beishili Automatic Control Equipment Co ltd
Current assignee: Wuxi Beishili Automatic Control Equipment Co ltd
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2021-10-22
Anticipated expiration: 2031-03-25

Abstract

The application relates to the field of bending equipment, in particular to a traceless bending machine which comprises a workbench, wherein a lower pressing die is arranged on the workbench, a pressing groove is formed in the top end of the lower pressing die, two pressing plates are arranged in the pressing groove, one ends of the two pressing plates are hinged together, the other ends of the two pressing plates are connected with a plurality of adjusting elastic pieces, one end of each adjusting elastic piece is connected with the corresponding pressing plate, and the other end of each adjusting elastic piece is connected with the workbench through a fixing plate; when the two pressing plates are respectively attached to the inner wall of the pressing groove, each adjusting elastic piece applies elastic force towards the corresponding pressing plate to the corresponding fixing plate. The application helps to improve the problem of poor appearance quality of the bent steel plate.

Description

Traceless bending machine

Technical Field

The application relates to the field of bending equipment, in particular to a traceless bending machine.

Background

A bending machine is a machine capable of bending a thin steel plate, and mainly bends the steel plate into a specific shape and size by the pressure of the bending machine.

Related art's bender generally includes the bender body, and the bender body is equipped with die and die down in proper order along vertical direction, and open on the top of die down has the indent, and the indent is the V style of calligraphy, goes up the die downstream and slides to the indent in to can bend the processing to the steel sheet.

Above-mentioned bender is at the in-process of in-service use, because the indent is the V style of calligraphy, all has a edge about the juncture on the top of indent and the push down die top, at the bending process of steel sheet, the surface and the edge of steel sheet can produce great friction to the steel sheet that leads to after bending produces the indentation, makes the appearance quality of the steel sheet after bending relatively poor.

SUMMERY OF THE UTILITY MODEL

In order to improve the relatively poor problem of appearance quality of the steel sheet after bending, the application provides a no trace bender.

The application provides a no trace bender adopts following technical scheme:

a traceless bending machine comprises a workbench, wherein a lower pressing die is arranged on the workbench, a pressing groove is formed in the top end of the lower pressing die, two pressing plates are arranged in the pressing groove, one ends of the two pressing plates are hinged together, the other ends of the two pressing plates are connected with a plurality of adjusting elastic pieces, one end of each elastic piece is connected with the corresponding pressing plate, and the other end of each elastic piece is connected with the workbench through a fixing plate; when the two pressing plates are respectively attached to the inner wall of the pressing groove, each adjusting elastic piece applies elastic force towards the corresponding fixing plate to the corresponding pressing plate.

Through adopting above-mentioned technical scheme, at the in-process of buckling to the steel sheet, clamp plate and steel sheet keep the state of closely laminating for can not produce the friction between steel sheet and the clamp plate, thereby the phenomenon of indentation appears in the reducible steel sheet after buckling, helps improving the relatively poor problem of appearance quality of the steel sheet after bending, and under the effect of adjusting the elastic component, the clamp plate reverts to the horizontality simultaneously, is convenient for continue to buckle the processing to the steel sheet.

Optionally, one end of each of the two pressing plates is hinged through a rotating shaft, the two ends of the rotating shaft are both connected with limiting plates, and each limiting plate is connected with the workbench; each the limiting plate all opens logical groove, the pivot is worn to locate logical inslot and is followed vertical direction and lead to the groove and slide and be connected.

Through adopting above-mentioned technical scheme, the pivot is led to the inslot on the limiting plate and is slided, and when the pivot offseted with the inner wall that leads to the groove top, the clamp plate was in the horizontality to can carry on spacingly to the articulated angle between two clamp plates, it is spacing to reciprocating of the articulated department of two clamp plates simultaneously, thereby the phenomenon of skew appears in the removal that reduces the clamp plate, helps improving the precision of buckling of steel sheet.

Optionally, the both ends of pivot are all worn out logical groove and are connected with the board that resets, each it all is equipped with the elastic component that resets between board and the workstation to reset, each the elastic component that resets all applys vertical elasticity up to the corresponding board that resets.

Through adopting above-mentioned technical scheme, the elastic component that resets is through applying vertical ascending elasticity to the board that resets to the clamp plate of being convenient for resumes to the horizontality fast, helps improving the work efficiency that the steel sheet buckled.

Optionally, a plurality of bearing wheels are rotatably connected to the top end of one of the fixing plates, the bearing wheels are uniformly distributed along the length direction of the lower pressing die, and the top of each bearing wheel abuts against the steel plate to be bent.

Through adopting above-mentioned technical scheme, on bearing wheel and the clamp plate can be placed to the steel sheet, can adjust the position of buckling of steel sheet through promoting the steel sheet, bear the wheel simultaneously and remove along with the steel sheet and rotate, the reducible wearing and tearing that cause the steel sheet help improving the appearance quality of steel sheet.

Optionally, a left baffle and a right baffle are arranged on the pressing plate close to the bearing wheel, the left baffle and the right baffle are sequentially distributed along the length direction of the lower pressing die, the right baffle is connected with the pressing plate in a sliding mode along the length direction of the lower pressing die, and the left baffle and the right baffle are attached to the steel plate to be bent.

Through adopting above-mentioned technical scheme, at the in-process of the position of buckling of adjusting the steel sheet, left baffle and right baffle all can play spacing and guide effect to the steel sheet that slides, and the phenomenon of deviation appears in the position of buckling of reducible steel sheet to help improving the quality of buckling of steel sheet.

Optionally, a horizontal bearing plate is arranged on the workbench, the top end of the bearing plate is connected with the steel plate to be bent in a sliding mode, and the bearing plate is used for applying vertical upward supporting force to the steel plate to be bent.

Through adopting above-mentioned technical scheme, when buckling the processing to longer steel sheet, the steel sheet can be placed on the loading board, then adjusts the distance that the steel sheet was buckled through promoting the steel sheet, is convenient for buckle the embarrassing steel sheet, helps improving the precision of buckling of steel sheet.

Optionally, a push plate is connected to the bearing plate in a sliding manner along a direction perpendicular to the length of the lower pressing die, and the push plate abuts against one end of the steel plate to be bent.

Through adopting above-mentioned technical scheme, operating personnel can promote the steel sheet of push pedal to less thickness to be convenient for adjust the position of buckling of steel sheet, help improving the work efficiency that the steel sheet buckled.

Optionally, chamfers are arranged at the junction of the top end of the lower pressing die and the pressing groove.

Through adopting above-mentioned technical scheme, the wearing and tearing between reducible clamp plate of chamfer and the lower moulding-die help improving equipment's life.

In summary, the present application includes at least one of the following beneficial technical effects:

1. in the process of bending the steel plate, the pressing plate and the steel plate are kept in a tightly attached state, so that friction cannot be generated between the steel plate and the pressing plate, the phenomenon of indentation of the bent steel plate can be reduced, the problem of poor appearance quality of the bent steel plate is improved, and meanwhile, under the action of the adjusting elastic piece, the pressing plate returns to a horizontal state, so that the steel plate is convenient to continue to be bent;

2. the rotating shaft slides in the through groove in the limiting plate, when the rotating shaft abuts against the inner wall of the top of the through groove, the pressing plates are in a horizontal state, so that the hinged angle between the two pressing plates can be limited, and meanwhile, the up-and-down movement of the hinged part of the two pressing plates is limited, so that the phenomenon that the pressing plates shift during movement is reduced, and the bending precision of the steel plate is improved;

3. in the process of adjusting the bending position of the steel plate, the left baffle and the right baffle can both play a role in limiting and guiding the sliding steel plate, and the bending position of the steel plate can be reduced to cause deviation, so that the bending quality of the steel plate is improved.

Drawings

Fig. 1 is a schematic structural diagram of a traceless bending machine according to an embodiment of the application.

Fig. 2 is a schematic structural diagram for showing a connection structure between pressure plates according to an embodiment of the present application.

Fig. 3 is an enlarged view of a in fig. 1.

Description of reference numerals: 1. a bending machine body; 2. pressing the die; 3. pressing a die; 4. a work table; 5. pressing a groove; 6. pressing a plate; 7. an ear plate; 8. a rotating shaft; 9. a limiting plate; 10. a through groove; 11. a restoring elastic member; 12. a reset plate; 13. adjusting the elastic member; 14. a fixing plate; 15. a load wheel; 16. a left baffle; 17. a right baffle; 18. a chute; 19. a screw; 20. a slider; 21. a hand wheel; 22. a carrier plate; 23. a limiting groove; 24. a limiting block; 25. a push plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses no trace bender. Referring to fig. 1, traceless bender includes bender body 1, and bender body 1 has set gradually last moulding-die 2 and lower moulding-die 3 along vertical direction, goes up moulding-die 2 and slides along vertical direction and bender body 1 and is connected, and wherein the relation of being connected of sliding of last moulding-die 2 and bender body 1 belongs to prior art, and no longer repeated here. Still be equipped with workstation 4 on the bender body 1, the indent 5 that has the V type is opened along its length direction in the top of lower die 3, and the bottom of lower die 3 and the top surface rigid coupling of workstation 4, go up the indent 5 that moulding-die 2 can slide on the lower die 3 in to the steel sheet of treating to bend the operation of bending.

Referring to fig. 1, the chamfer has been seted up with the junction on 3 tops of lower moulding-die in the 5 tops of indent, be equipped with two clamp plates 6 along its length direction in the indent 5, combine fig. 2, the one end of two clamp plates 6 all has a plurality of otic placodes 7 along its length direction rigid coupling, all otic placodes 7 wear to be equipped with same pivot 8 jointly and rotate with pivot 8 and be connected, the length direction setting of clamp plate 6 is followed to pivot 8, the length direction interval setting of pivot 8 is all followed to a plurality of otic placodes 7 on each clamp plate 6.

Referring to fig. 2 and 3, limiting plates 9 are connected to both ends of the rotating shaft 8 in the length direction, and the lower pressing die 3 is located between the two limiting plates 9. The bottom of each limiting plate 9 all with workstation 4 rigid coupling, all opened logical groove 10 on each limiting plate 9, pivot 8 wears to locate in two logical grooves 10 and follows vertical direction and lead to groove 10 and be connected that slides. Both ends of the rotating shaft 8 are all penetrated through the through groove 10 and connected with the reset plate 12, each reset plate 12 is connected with the reset elastic piece 11 between the workbench 4, the reset elastic piece 11 is a spring, one end of each reset elastic piece 11 is connected with the corresponding reset plate 12, and the other end is connected with the workbench 4.

Referring to fig. 1, one end of each pressing plate 6, which is far away from the hinge thereof, is connected with a plurality of adjusting elastic pieces 13, each adjusting elastic piece 13 is a hook spring, one end of each adjusting elastic piece 13 corresponding to each pressing plate 6 is connected with the corresponding pressing plate 6, and the other end is connected with the same fixing plate 14. The clamp plate 6 is located between two fixed plates 14, and each fixed plate 14 all sets up along vertical direction, and the bottom of each fixed plate 14 all with the top surface rigid coupling of workstation 4. Keep away from the top of bender body 1's fixed plate 14 and be connected with a plurality of carrier wheels 15 through the bearing rotation, a plurality of carrier wheels 15 all along the length direction evenly distributed of lower moulding die 3.

Referring to fig. 2 and 3, when the two pressing plates 6 are in the horizontal state, the adjusting elastic member 13 applies an elastic force to the corresponding pressing plate 6 toward the corresponding fixing plate 14, and the restoring elastic member 11 applies an elastic force vertically upward to the rotating shaft 8 through the restoring plate 12, at this time, the rotating shaft 8 abuts against the inner wall of the top of the through groove 10.

Referring to fig. 1 and 2, after the steel plate is placed on the pressing plate 6, the bottom surface of the steel plate abuts against the top of the bearing wheel 15, then the steel plate is pushed to a specified distance, then the upper pressing die 2 moves downwards to drive the steel plate to move towards the direction close to the inner wall of the pressing groove 5, and meanwhile, the pressing plate 6 keeps a state of being tightly attached to the steel plate, so that the friction between the steel plate and the pressing groove 5 in the bending process is reduced, and no indentation occurs; when the rotating shaft 8 moves to the inner wall at the bottom of the through groove 10 to be abutted, the two pressing plates 6 are respectively attached to the two inner walls of the pressing groove 5, so that the bending treatment of the steel plate is completed, and then the pressing plates 6 are restored to be in a horizontal state under the action of the reset elastic piece 11 and the adjusting elastic piece 13.

Referring to fig. 1 and 2, in order to improve the accuracy of the bent steel plate, a left baffle 16 and a right baffle 17 are sequentially arranged on the top surface of the pressing plate 6 close to the bearing wheel 15 along the length direction of the lower pressing die 3, the left baffle 16 and the right baffle 17 are parallel to each other, the left baffle 16 is fixedly connected with the pressing plate 6, and the right baffle 17 is connected with the pressing plate 6 in a sliding manner along the length direction of the lower pressing die 3. The top surface of clamp plate 6 has spout 18 along the length direction of lower moulding die 3, rotates along its length direction in the spout 18 and is connected with screw rod 19, and the bottom of right baffle 17 is connected with the slider 20 with spout 18 adaptation, and screw rod 19 wears to locate slider 20 and with slider 20 threaded connection, and the both ends of screw rod 19 all rotate with spout 18 through the bearing and are connected, and the one end of screw rod 19 is passed spout 18 and is connected with hand wheel 21. According to the size of the steel plate, the hand wheel 21 is rotated, the sliding block 20 is driven to slide in the sliding groove 18 through the screw rod 19, so that the right baffle 17 is driven to move to the designated position, and the steel plate is attached to the left baffle 16 and the right baffle 17.

Referring to fig. 1, a horizontal bearing plate 22 is further erected on the workbench 4, the bearing wheel 15 is located between the bearing plate 22 and the lower pressing die 3, the top end of the bearing plate 22 and the top end of the bearing wheel 15 are flush with the top end of the pressing plate 6 in a horizontal state, a plurality of limiting grooves 23 are formed in the top end of the bearing plate 22, the limiting grooves 23 are in a dovetail shape, the plurality of limiting grooves 23 are evenly distributed along the length direction of the lower pressing die 3, and the length direction of the limiting grooves 23 is perpendicular to the length direction of the lower pressing die 3. The top of each spacing groove 23 slides jointly and is connected with a push pedal 25, and the bottom of push pedal 25 is connected with a plurality of stopper 24 with the spacing groove 23 adaptation, stopper 24 and spacing groove 23 one-to-one, and each stopper 24 all is located the corresponding spacing groove 23 and slides along the length direction of spout 18 and is connected with corresponding spout 18.

The implementation principle of the traceless bending machine in the embodiment of the application is as follows: according to the size of the steel plate to be bent, the hand wheel 21 is rotated so as to adjust the distance between the left baffle 16 and the right baffle 17, after the steel plate is placed on the bearing wheel 15 and the bearing plate 22, the push plate 25 is attached to one end of the steel plate, then the push plate 25 is pushed to drive the steel plate to pass through the space between the left baffle 16 and the right baffle 17 and move to the top ends of the two pressing plates 6, and at the moment, the pressing plates 6 are in a horizontal state; in the process of bending the steel plate, the upper pressing die 2 moves downwards, the pressing plate 6 is kept in a state of being tightly attached to the steel plate, after the pressing plate 6 moves to be attached to the inner wall of the pressing groove 5, the upper pressing die 2 moves upwards, and under the action of the reset elastic piece 11 and the adjusting elastic piece 13, the pressing plate 6 returns to a horizontal state, namely, the bending treatment of the steel plate is completed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a no trace bender, includes workstation (4), be equipped with bed die (3) on workstation (4), the indent (5), its characterized in that have been opened on the top of bed die (3): two pressing plates (6) are arranged in the pressing groove (5), one ends of the two pressing plates (6) are hinged together, the other ends of the two pressing plates (6) are connected with a plurality of adjusting elastic pieces (13), one end of each adjusting elastic piece (13) is connected with the corresponding pressing plate (6), and the other end of each adjusting elastic piece (13) is connected with the workbench (4) through a fixing plate (14); when the two pressure plates (6) rotate to be respectively attached to the inner walls of the pressure grooves (5), each adjusting elastic piece (13) applies elastic force towards the corresponding fixed plate (14) to the corresponding pressure plate (6).

2. Traceless bending machine according to claim 1, characterized in that: one end of each of the two pressing plates (6) is hinged through a rotating shaft (8), two ends of each rotating shaft (8) are connected with limiting plates (9), and each limiting plate (9) is connected with the workbench (4); each limiting plate (9) is provided with a through groove (10), and the rotating shaft (8) penetrates through the through groove (10) and is connected with the through groove (10) in a sliding mode along the vertical direction.

3. Traceless bending machine according to claim 2, characterized in that: the both ends of pivot (8) are all worn out logical groove (10) and are connected with and reset board (12), each reset and all be equipped with between board (12) and workstation (4) elastic component (11) that resets, each elastic component (11) that resets all applys vertical elasticity upwards to corresponding board (12) that resets.

4. Traceless bending machine according to claim 1, characterized in that: the top end of one fixing plate (14) is rotatably connected with a plurality of bearing wheels (15), the bearing wheels (15) are uniformly distributed along the length direction of the lower pressing die (3), and the top of each bearing wheel (15) is abutted to a steel plate to be bent.

5. Traceless bending machine according to claim 4, characterized in that: be close to be equipped with left baffle (16) and right baffle (17) on clamp plate (6) of bearing wheel (15), left side baffle (16) and right baffle (17) distribute along the length direction of bed die (3) in proper order, right baffle (17) slide with clamp plate (6) along the length direction of bed die (3) and are connected, left side baffle (16) and right baffle (17) all laminate with the steel sheet of waiting to bend.

6. Traceless bending machine according to claim 1, characterized in that: the bending device is characterized in that a horizontal bearing plate (22) is arranged on the workbench (4), the top end of the bearing plate (22) is connected with a steel plate to be bent in a sliding mode, and the bearing plate (22) is used for applying vertical upward supporting force to the steel plate to be bent.

7. Traceless bending machine according to claim 6, characterized in that: the bearing plate (22) is connected with a push plate (25) in a sliding mode along the direction perpendicular to the length of the lower pressing die (3), and the push plate (25) abuts against one end of a steel plate to be bent.

8. Traceless bending machine according to claim 1, characterized in that: and chamfers are arranged at the junctions of the top ends of the lower pressing dies (3) and the pressing grooves (5).