CN214977192U

CN214977192U - Bending die for metal support stamping part

Info

Publication number: CN214977192U
Application number: CN202121400168.3U
Authority: CN
Inventors: 吴晓青
Original assignee: Changshu Huakai Metal Product Co ltd
Current assignee: Changshu Huakai Metal Product Co ltd
Priority date: 2021-06-23
Filing date: 2021-06-23
Publication date: 2021-12-03
Anticipated expiration: 2031-06-23

Abstract

The utility model discloses a mould of bending of metal support stamping workpiece, the on-line screen storage device comprises a base, the top fixed mounting of base has the die holder, and the top fixed mounting of base has the stand that four two bisymmetry set up, and the top fixed mounting of four stands has same diaphragm, and the top fixed mounting of diaphragm has the cylinder, and the output shaft fixed mounting of cylinder has the telescopic link, and the through-hole has been seted up at the top of diaphragm, and through-hole and fixed mounting are run through to the bottom of telescopic link have the upper die base, and the bottom fixed mounting of upper die base has the terrace die of bending, and the die cavity has been seted up at the top of die holder. The utility model relates to a rationally, the practicality is good, is convenient for adjust the contained angle between two baffles according to the processing needs, and the fifty percent discount bent angle is adjusted promptly to convenient processing into the angle of bending that needs to sheet metal, excellent in use effect does not need the staff to dismantle the change mould of bending, the simple operation, labour saving and time saving has improved work efficiency.

Description

Bending die for metal support stamping part

Technical Field

The utility model relates to a mould technical field of bending specifically is a mould of bending of metal support stamping workpiece.

Background

The metal support stamping part is characterized in that an external force is applied to a metal plate, a metal pipe, a metal section and the like by a press and a die to enable the metal plate, the metal pipe, the metal section and the like to generate plastic deformation or separation, so that a workpiece with a required shape and size is obtained, a bending die is a tool for forming and processing the plate, the bending die is a common stamping die, the shape of an article is processed mainly by changing the physical state of a formed material, and the bending die is usually used for bending and processing the metal plate in the production and processing process of the metal support nowadays so as to facilitate subsequent production and assembly work.

However, in the prior art, the bending die of the commonly used metal support stamping part is used, the bending angle of the metal plate is fixed and unchangeable, the bending angle of the metal plate can not be adjusted as required, the using effect is not good, when the metal plate needs to be processed into different bending angles, a worker can detach the bending die and replace the bending die for installing different models, the operation process is complex, time and labor are wasted, the work efficiency is reduced, and therefore the bending die of the metal support stamping part is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a mould of bending of metal support stamping workpiece, the mould of bending of having solved current metal support stamping workpiece is when using, the angle of bending to sheet metal is fixed unchangeable, sheet metal's the angle of bending can not be adjusted as required, excellent in use effect, when needing to process into different angle of bending to sheet metal, the staff will dismantle and change the mould of bending of installing different models to the mould of bending, the operation process is loaded down with trivial details, waste time and energy, lead to work efficiency to reduce, the problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a bending die for a metal support stamping part comprises a base, wherein a lower die holder is fixedly mounted at the top of the base, four upright posts which are arranged symmetrically in pairs are fixedly mounted at the top of the base, a same transverse plate is fixedly mounted at the tops of the four upright posts, an air cylinder is fixedly mounted at the top of the transverse plate, a telescopic rod is fixedly mounted at an output shaft end of the air cylinder, a through hole is formed in the top of the transverse plate, an upper die holder is fixedly mounted at the bottom of the telescopic rod by penetrating through the through hole, a bending male die is fixedly mounted at the bottom of the upper die holder, a die groove is formed in the top of the lower die holder, a positioning seat is fixedly mounted on the inner wall of the bottom of the die groove, two baffle plates are arranged in an inclined manner, hinge seats are fixedly mounted on the sides, away from each other, obliquely arranged support rods are hinged on the two hinge seats, and two sliding grooves are formed in the inner wall of the bottom of the die groove, two chutes are symmetrically arranged at two sides of the positioning seat, a first screw rod and a second screw rod are respectively arranged in the two chutes, the screw thread rotating directions of the first screw rod and the second screw rod are opposite, slide seats are respectively sleeved on the first screw rod and the second screw rod through screw threads, the tops of the two slide seats respectively extend out of the corresponding chutes, the bottom ends of the two support rods are respectively hinged with the tops of the corresponding slide seats, the inner wall of one side, close to each other, of the two chutes is provided with a same connecting hole, a connecting shaft is rotatably arranged in the connecting hole, two ends of the connecting shaft both extend out of the connecting hole, the ends, close to each other, of the first screw rod and the second screw rod are respectively fixedly connected with two ends of the connecting shaft, the inner wall of one side of the right-side chute in the two chutes is provided with a mounting hole, a transmission shaft is rotatably arranged in the mounting hole, two ends of the transmission shaft both extend out of the mounting hole, one end of the transmission shaft is fixedly connected with one end, far away from the connecting shaft, of the second screw rod, and a handle is fixedly arranged at one end of the transmission shaft, which is far away from the second screw rod.

Preferably, a threaded hole is formed in the handle, a locking bolt is installed in the threaded hole, two ends of the locking bolt extend out of the threaded hole, a positioning groove is formed in one side, close to the handle, of the lower die holder, and one end of the locking bolt extends into the positioning groove.

Preferably, the quantity of constant head tank is a plurality of, and a plurality of constant head tanks use the transmission shaft to be equidistant annular arrangement as the center.

Preferably, a bearing seat is fixedly mounted on the inner wall of one side of the left sliding groove in the two sliding grooves, and one end, far away from the connecting shaft, of the first screw rod is rotatably mounted on the bearing seat.

Preferably, guide rods are fixedly installed in the two sliding grooves, and the two sliding seats are respectively sleeved on the corresponding guide rods in a sliding mode.

Preferably, the connecting shaft is fixedly sleeved with a first bearing, an outer ring of the first bearing is fixedly connected with the inner wall of the connecting hole, the transmission shaft is fixedly sleeved with a second bearing, and an outer ring of the second bearing is fixedly connected with the inner wall of the mounting hole.

(III) advantageous effects

The utility model provides a mould of bending of metal support stamping workpiece. The method has the following beneficial effects:

the bending die for the metal support stamping part can remove the fixation of the handle by screwing the locking bolt out of the corresponding positioning groove, the handle drives the transmission shaft, the second screw rod, the connecting shaft and the first screw rod to rotate by clockwise rotating the handle, so that the inclination angles of the two baffles can be adjusted, the included angle between the two baffles is gradually reduced, similarly, the included angle between the two baffles can be controlled to be gradually increased by anticlockwise rotating the handle, the locking bolt is screwed into the corresponding positioning groove after the included angle between the two baffles is properly adjusted, the handle can be fixed, the phenomenon that the inclination angles of the two baffles are changed due to the rotation of the handle in the bending process of a metal plate is avoided, the included angle between the two baffles is conveniently adjusted, namely the bending angle is adjusted, the bending angle of metal plate is convenient to process into required angle according to processing needs, the use effect is good, a worker is not required to detach and replace a bending die, the operation is convenient, time and labor are saved, and the work efficiency is improved.

Drawings

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

FIG. 2 is a schematic sectional view of the front view of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is an enlarged schematic view of a portion B in fig. 2.

In the figure: 1. a base; 2. a lower die holder; 3. a column; 4. a transverse plate; 5. a cylinder; 6. a telescopic rod; 7. an upper die holder; 8. bending the male die; 9. a die cavity; 10. positioning seats; 11. a baffle plate; 12. a hinged seat; 13. a support bar; 14. a chute; 15. a first lead screw; 16. a second lead screw; 17. a slide base; 18. connecting holes; 19. a connecting shaft; 20. mounting holes; 21. a drive shaft; 22. a handle; 23. locking the bolt; 24. and (6) positioning a groove.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: a bending die for a metal support stamping part comprises a base 1, a lower die holder 2 is fixedly installed at the top of the base 1, four upright posts 3 which are arranged in pairwise symmetry are fixedly installed at the top of the base 1, a same transverse plate 4 is fixedly installed at the tops of the four upright posts 3, an air cylinder 5 is fixedly installed at the top of the transverse plate 4, an expansion rod 6 is fixedly installed at the output shaft end of the air cylinder 5, a through hole is formed in the top of the transverse plate 4, the bottom end of the expansion rod 6 penetrates through the through hole and is fixedly installed with an upper die holder 7, a bending male die 8 is fixedly installed at the bottom of the upper die holder 7, the height positions of the upper die holder 7 and the bending male die 8 can be adjusted by arranging the air cylinder 5, so that metal plates can be conveniently bent, a die groove 9 is formed in the top of the lower die holder 2, a positioning seat 10 is fixedly installed on the inner wall of the bottom of the die groove 9, and two baffle plates 11 are hinged to the top of the positioning seat 10, two baffles 11 are obliquely arranged, hinged seats 12 are fixedly installed on the sides, away from each other, of the two baffles 11, support rods 13 obliquely arranged are hinged on the two hinged seats 12, two sliding grooves 14 are formed in the inner wall of the bottom of a die cavity 9, the two sliding grooves 14 are symmetrically arranged on the two sides of a positioning seat 10, a first screw rod 15 and a second screw rod 16 are respectively arranged in the two sliding grooves 14, the screw rotating directions of the first screw rod 15 and the second screw rod 16 are opposite, sliding seats 17 are respectively sleeved on the first screw rod 15 and the second screw rod 16 in a threaded manner, the tops of the two sliding seats 17 respectively extend out of the corresponding sliding grooves 14, the bottom ends of the two support rods 13 are respectively hinged with the tops of the corresponding sliding seats 17, the inner wall of one side, close to each other, of the two sliding grooves 14 is provided with a same connecting hole 18, a connecting shaft 19 is rotatably installed in the connecting hole 18, and the two ends of the connecting shaft 19 both extend out of the connecting hole 18, first lead screw 15 and second lead screw 16 one end that is close to each other respectively with the both ends fixed connection of connecting axle 19, mounting hole 20 has been seted up on one side inner wall of right side spout 14 in two spouts 14, transmission shaft 21 is installed to the internal rotation of mounting hole 20, the both ends of transmission shaft 21 all extend outside mounting hole 20, the one end of transmission shaft 21 and the one end fixed connection that connecting axle 19 was kept away from to second lead screw 16, the one end fixed mounting that second lead screw 16 was kept away from to transmission shaft 21 has handle 22, through setting up handle 22, be convenient for control first lead screw 15 and second lead screw 16 and rotate in step, make two slides 17 to the orientation that is close to each other or keeps away from each other, thereby can realize adjusting the inclination to two baffles 11, adjust the contained angle between two baffles 11 promptly, adjust sheet metal's the angle of bending.

Referring to fig. 4, in this embodiment, set up threaded hole on the handle 22, threaded hole internal thread installs locking bolt 23, outside locking bolt 23's both ends all extended to the screw hole, constant head tank 24 has been seted up to one side that die holder 2 is close to handle 22, locking bolt 23's one end extends to in the constant head tank 24, through the joint cooperation that sets up locking bolt 23 and constant head tank 24, play and carry out fixed effect to handle 22, avoid bending the course of working to sheet metal, handle 22 takes place to rotate and leads to the inclination of two baffles 11 to change.

In this embodiment, the quantity of constant head tank 24 is a plurality of, and a plurality of constant head tanks 24 use transmission shaft 21 to be equidistant annular and arrange as the center, through setting up a plurality of constant head tanks 24 for after adjusting two baffle 11's inclination, when adjusting the completion to the contained angle between two baffle 11 promptly, can fix handle 22.

In this embodiment, a bearing seat is fixedly mounted on an inner wall of one side of the left sliding groove 14 of the two sliding grooves 14, one end, away from the connecting shaft 19, of the first lead screw 15 is rotatably mounted on the bearing seat, and the bearing seat is arranged to play a role in effectively supporting and placing the mounting position of the first lead screw 15, so that the first lead screw 15 is more stably mounted, and the first lead screw 15 can rotate stably.

In this embodiment, the two sliding grooves 14 are each fixedly provided with a guide rod therein, the two sliding seats 17 are respectively slidably sleeved on the corresponding guide rods, and the two guide rods are arranged to guide the sliding directions of the two sliding seats 17.

In this embodiment, fixed cover is equipped with first bearing on the connecting axle 19, the outer lane of first bearing and the inner wall fixed connection of connecting hole 18, fixed cover is equipped with the second bearing on the transmission shaft 21, the outer lane of second bearing and the inner wall fixed connection of mounting hole 20, through setting up first bearing frame, play the effect of effectively supporting and fixing a position connecting axle 19's mounted position, make connecting axle 19 can smoothly rotate in connecting hole 18, through setting up the second bearing frame, play the effect of effectively supporting and fixing a position transmission axle 21's mounted position, make transmission shaft 21 can smoothly rotate in mounting hole 20.

In this embodiment, install control switch and external power cord on diaphragm 4, cylinder 5, control switch and external power cord loop through wire electric connection and constitute the return circuit, and the start-stop and the reset work of the steerable cylinder 5 of control switch.

When the bending machine is used, firstly, a metal plate is placed at the top of the lower die holder 2, then the air cylinder 5 is started to work, the telescopic rod 6 drives the upper die holder 7 and the bending male die 8 to vertically move downwards, when the bending male die 8 moves downwards to be contacted with the metal plate, a downward acting force is applied to the metal plate along with the continuous downward movement of the bending male die 8, the metal plate can be blocked by the two baffles 11, the metal plate is stressed to generate bending deformation, the metal plate can be bent, after the bending of the metal plate is completed, the air cylinder 5 is started to reset, the telescopic rod 6 drives the upper die holder 7 and the bending male die 8 to vertically move upwards and return to the original position, the bent metal plate can be taken down, the locking bolts 23 are screwed out of the corresponding positioning grooves 24, the fixing of the handle 22 is released, and the handle 22 is clockwise rotated, the handle 22 drives the transmission shaft 21, the second lead screw 16, the connecting shaft 19 and the first lead screw 15 to rotate, because the screw threads of the first lead screw 15 and the second lead screw 16 are oppositely arranged and the two sliding seats 17 horizontally slide towards the direction close to each other under the guiding action of the two guide rods, the two sliding seats 17 drive the corresponding support rods 13 to move, the two support rods 13 respectively rotate at the respective hinged positions, the two support rods 13 push the corresponding baffles 11 to rotate, so that the inclination angles of the two baffles 11 are changed, the included angle between the two baffles 11 is gradually reduced, similarly, by rotating the handle 22 counterclockwise, the handle 22 drives the transmission shaft 21, the second lead screw 16, the connecting shaft 19 and the first lead screw 15 to rotate in the opposite directions, so that the two sliding seats 17 horizontally slide towards the direction away from each other, and the two sliding seats 17 drive the corresponding support rods 13 to move, the two support rods 13 rotate at respective hinged positions, the two support rods 13 drive the corresponding baffle plates 11 to rotate, so that the inclination angles of the two baffle plates 11 are changed, the included angle between the two baffle plates 11 is gradually increased, after the included angle between the two baffle plates 11 is properly adjusted as required, the handle 22 is stopped to rotate, the locking bolt 23 is screwed into the corresponding positioning groove 24, the handle 22 can be fixed, the phenomenon that the inclination angles of the two baffle plates 11 are changed due to the rotation of the handle 22 in the bending process of the metal plate is avoided, the included angle between the two baffle plates 11 is conveniently adjusted, namely the bending angle is adjusted, the metal plate is conveniently processed into the required bending angle according to the processing requirement, the use effect is good, a bending die does not need to be disassembled and replaced by a worker, the operation is convenient, time and labor are saved, the work efficiency is improved, and the content which is not described in detail in the specification belongs to the prior art which is well known by the person skilled in the art.

To sum up, this metal support stamping workpiece's the mould of bending is convenient for adjust the contained angle between two baffles 11 according to the processing needs, and the fifty percent discount bent angle degree is adjusted promptly to the convenience is processed into the angle of bending that needs to sheet metal, and excellent in use effect does not need the staff to dismantle the mould of changing of bending, simple operation, and labour saving and time saving has improved work efficiency.

Claims

1. The utility model provides a mould of bending of metal support stamping workpiece, includes base (1), its characterized in that: the die comprises a base (1), a die holder (2) is fixedly mounted at the top of the base (1), four upright posts (3) which are symmetrically arranged in pairs are fixedly mounted at the top of the base (1), a same transverse plate (4) is fixedly mounted at the top of the four upright posts (3), an air cylinder (5) is fixedly mounted at the top of the transverse plate (4), a telescopic rod (6) is fixedly mounted at an output shaft end of the air cylinder (5), a through hole is formed at the top of the transverse plate (4), the bottom end of the telescopic rod (6) penetrates through the through hole and is fixedly mounted with an upper die holder (7), a bending male die (8) is fixedly mounted at the bottom of the upper die holder (7), a die groove (9) is formed at the top of the die holder (2), a positioning seat (10) is fixedly mounted on the inner wall of the bottom of the die groove (9), and two baffle plates (11) are hinged at the top of the positioning seat (10), two baffle (11) are the slope setting, two equal fixed mounting in one side that baffle (11) kept away from each other has articulated seat (12), two all articulated bracing piece (13) that have the slope to set up on articulated seat (12), two spout (14) have been seted up on the bottom inner wall of die cavity (9), two spout (14) symmetry sets up the both sides of positioning seat (10), two be provided with first lead screw (15) and second lead screw (16) in spout (14) respectively, the screw thread of first lead screw (15) and second lead screw (16) is turned round to opposite setting, equal thread bush is equipped with slide (17) on first lead screw (15) and second lead screw (16), the top of two slide (17) extends to corresponding outside spout (14) respectively, the bottom of two bracing piece (13) is articulated with corresponding the top of slide (17) respectively, the inner wall of one side of the two sliding grooves (14) close to each other is provided with a same connecting hole (18), a connecting shaft (19) is rotatably mounted in the connecting hole (18), two ends of the connecting shaft (19) extend out of the connecting hole (18), one ends of the first screw rod (15) and the second screw rod (16) which are close to each other are respectively and fixedly connected with two ends of the connecting shaft (19), a mounting hole (20) is arranged on the inner wall of one side of a right sliding chute (14) in the two sliding chutes (14), a transmission shaft (21) is rotatably mounted in the mounting hole (20), two ends of the transmission shaft (21) extend out of the mounting hole (20), one end of the transmission shaft (21) is fixedly connected with one end of the second screw rod (16) far away from the connecting shaft (19), and a handle (22) is fixedly installed at one end, far away from the second screw rod (16), of the transmission shaft (21).

2. The bending die for the metal bracket stamping part according to claim 1, characterized in that: the handle (22) is provided with a threaded hole, the threaded hole is internally provided with a locking bolt (23), two ends of the locking bolt (23) extend out of the threaded hole, the lower die holder (2) is close to one side of the handle (22) and is provided with a positioning groove (24), and one end of the locking bolt (23) extends into the positioning groove (24).

3. The bending die for the metal bracket stamping part according to claim 2, characterized in that: the quantity of constant head tank (24) is a plurality of, and is a plurality of constant head tank (24) use transmission shaft (21) as the center and are equidistant annular arrangement.

4. The bending die for the metal bracket stamping part according to claim 1, characterized in that: a bearing seat is fixedly mounted on the inner wall of one side of a left sliding groove (14) in the two sliding grooves (14), and one end, far away from the connecting shaft (19), of the first screw rod (15) is rotatably mounted on the bearing seat.

5. The bending die for the metal bracket stamping part according to claim 1, characterized in that: guide rods are fixedly arranged in the two sliding grooves (14), and the two sliding seats (17) are respectively sleeved on the corresponding guide rods in a sliding manner.

6. The bending die for the metal bracket stamping part according to claim 1, characterized in that: the connecting shaft (19) is fixedly sleeved with a first bearing, the outer ring of the first bearing is fixedly connected with the inner wall of the connecting hole (18), the transmission shaft (21) is fixedly sleeved with a second bearing, and the outer ring of the second bearing is fixedly connected with the inner wall of the mounting hole (20).