CN211467451U

CN211467451U - Bending machine

Info

Publication number: CN211467451U
Application number: CN201922216762.6U
Authority: CN
Inventors: 刘金娣; 陈嘉城; 李俊浩
Original assignee: Zhongshan Dema Auto Parts Co ltd
Current assignee: Zhongshan Dema Auto Parts Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-09-11
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses a bending machine, which comprises a bearing device for placing a workpiece, a support frame, a bearing device arranged on the support frame and used for bearing the workpiece, a bending die arranged on the support frame and positioned at one side of the bearing device, an outer cover used for covering the bending die, a translation device used for selectively driving the outer cover to move towards the direction close to or far away from the bending die, a heating device arranged in the outer cover, and a cooling device arranged on the outer cover; the bending die comprises a fixed die, a movable die matched with the fixed die, a driving device, a positioning core arranged on the supporting frame in a liftable mode and a lifting device used for driving the positioning core to lift. The utility model provides a bending machine, which can realize the bending of a light guide part, thereby reducing the workload of operators; moreover, the quality can be ensured and the fraction defective can be reduced.

Description

Bending machine

Technical Field

The utility model relates to a bending machine.

Background

At present, in the production process, the light guide strip is often required to be bent and then installed on an automobile bracket. However, at present, the light guide strip is usually sent into the heating box by an operator to be heated, and then the light guide strip is manually bent by a holding tool, so that the workload of the operator is large, and the light guide strip is manually bent, so that the quality of a product is affected due to the fact that the light guide strip is not bent in place, and the reject ratio is high.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a bending machine, it can realize bending of leaded light spare to can alleviate operating personnel's work load, and can ensure the quality, reduce the defective rate.

The purpose of the utility model is realized by adopting the following technical scheme:

a bending machine comprises a bearing device for placing a workpiece, a support frame, a bearing device arranged on the support frame and used for bearing the workpiece, a bending die arranged on the support frame and positioned on one side of the bearing device, an outer cover used for covering the bending die, a translation device used for selectively driving the outer cover to move towards the direction close to or far away from the bending die, a heating device arranged in the outer cover, and a cooling device arranged on the outer cover; the bending die comprises a fixed die, a movable die matched with the fixed die, a driving device for selectively driving the movable die to move towards or away from the fixed die, a positioning core arranged on the supporting frame in a lifting way, and a lifting device for driving the positioning core to lift; the positioning core is positioned at one side of the fixed die and is provided with a positioning groove with an upward opening for embedding the workpiece.

The lifting device comprises a first screw rod, a first power part, a first screw rod nut and a first guide seat, wherein the first screw rod is horizontally arranged, the first power part is used for driving the first screw rod to rotate, the first screw rod nut is sleeved on the first screw rod in a matched mode, and the first guide seat is movably arranged on the support frame and is fixedly connected with the first screw rod nut; the first guide seat is provided with a first guide surface, and the first guide surface is gradually inclined downwards from one end close to the supporting device to one end far away from the supporting device; the lower extreme of location core is provided with the first cooperation inclined plane with first guide surface assorted.

The first power part is a first motor, and the first screw rod is connected with an output shaft of the first motor.

The bending machine further comprises a guide rail, and the outer cover is movably arranged on the guide rail; the translation device is a first air cylinder, and a piston rod of the first air cylinder is connected with the outer cover.

The movable mould is movably arranged on the support frame; the driving device comprises a second screw rod which is horizontally arranged, a second motor for driving the second screw rod to rotate and a second screw rod nut which is sleeved on the second screw rod in a matching manner; and the movable die is fixedly connected with the second lead screw nut.

The support frame is provided with a first guide rod and a second guide rod, the first guide rod and the second guide rod are respectively arranged on two sides of the second screw rod, and the central axis of the first guide rod and the central axis of the second guide rod are parallel to the central axis of the second screw rod; the movable die is provided with a first through hole and a second through hole; the first guide rod penetrates through the first through hole, and the second guide rod penetrates through the second through hole.

The heating device comprises a heating pipe arranged in the outer cover.

The cooling device comprises a cooling head and a second air cylinder for driving the cooling head to lift.

The supporting device comprises a supporting seat; the bearing seat is provided with an embedding groove with an upward opening and used for embedding a workpiece, and a lateral opening which is communicated with the embedding groove and penetrates through the side surface of the bearing seat; the bending machine further comprises a lateral positioning device; the lateral positioning device comprises a positioning seat opposite to the lateral port, and a third air cylinder for selectively driving the positioning seat to move towards the direction close to or far away from the bearing seat.

The bearing device comprises a bearing seat, and a limiting groove with an upward opening and used for embedding the workpiece is arranged on the bearing seat.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model provides a bending machine, it can realize the bending of leaded light spare to need not the manual leaded light strip of operating personnel and send into the heating cabinet, also need not to manually bend the leaded light strip, thereby can reduce operating personnel's participation, in order to alleviate operating personnel's work load; moreover, the quality can be ensured and the fraction defective can be reduced.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial schematic view of the present invention in another direction;

FIG. 3 is a partial schematic view of the present invention with the outer cover omitted;

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

fig. 5 is a cross-sectional view in another direction of the present invention;

FIG. 6 is a schematic view of the positioning core;

FIG. 7 is a schematic view of the structure of the cooling head;

wherein, 10, a bearing device; 11. a limiting groove; 20. a support frame; 21. a first guide block; 22. a second guide block; 23. a first guide bar; 24. a second guide bar; 30. a supporting device; 31. an embedding groove; 40. bending the die; 41. fixing a mold; 42. moving the mold; 50. a positioning core; 51. positioning a groove; 52. a first mating inclined surface; 60. a drive device; 61. a second lead screw; 62. a second motor; 70. a housing; 80. a translation device; 90. a heating device; 100. a cooling device; 101. a cooling head; 102. a second cylinder; 103. a vent passage; 104. an air outlet; 110. a lifting device; 111. a first lead screw; 112. a first power component; 113. a first lead screw nut; 114. a first guide base; 115. a first guide surface; 116. a first guide groove; 117. a second guide groove; 120. a lateral positioning device; 121. positioning seats; 122. a third cylinder; 130. a guide rail.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

As shown in fig. 1 to 7, a bending machine includes a bearing device 10 for placing a workpiece, a supporting frame 20, a supporting device 30 disposed on the supporting frame 20 and used for supporting the workpiece, a bending die 40 disposed on the supporting frame 20 and located at one side of the supporting device 30, an outer cover 70 for covering the bending die 40, a translation device 80 for selectively driving the outer cover 70 to move toward or away from the bending die 40, a heating device 90 disposed in the outer cover 70, and a cooling device 100 disposed on the outer cover 70; the bending die 40 comprises a fixed die 41, a movable die 42 matched with the fixed die 41, a driving device 60 for selectively driving the movable die 42 to move towards or away from the fixed die 41, a positioning core 50 arranged on the support frame 20 in a lifting manner, and a lifting device 110 for driving the positioning core 50 to lift; the positioning core 50 is located at one side of the fixed mold 41 and is provided with a positioning groove 51 with an upward opening for embedding a workpiece.

When in use, the light guide member is placed on the supporting device 10 and the supporting device 30, and the lifting device 110 is used for driving the positioning core 50 to ascend, so that the light guide member can be embedded in the positioning groove 51, so as to further position the light guide member by using the positioning core 50, then the translation device 80 is used for driving the outer cover 70 to move towards the direction close to the bending die 40, at the moment, the heating device 90 works for heating, the light guide member is heated and softened, then the driving device 60 drives the movable die 42 to move towards the direction close to the fixed die 41, meanwhile, the lifting device 110 is used for driving the positioning core 50 to descend, the movable die 42 and the fixed die 41 are matched, the softened light guide member can be bent to a preset angle under the action of the movable die 42 and the fixed die 41, then the cooling device 100 is used for cooling, after cooling is completed, the driving device 60 is used for driving the movable die 42 to move away from the fixed, therefore, the light guide piece can be bent, so that an operator does not need to manually send the light guide strip into the heating box, and the light guide strip does not need to be bent manually, the participation of the operator can be reduced, and the workload of the operator is reduced; moreover, through the combination of the heating device 90, the cooling device 100 and the bending die 40, the heating device 90 can be used for firstly conducting heat to the light guide member, then the bending die 40 is used for bending and molding the light guide member softened by heating, and then the cooling device 100 can be used for cooling, so that the light guide member can be bent to a preset angle, the quality is ensured, and the reject ratio is reduced.

The lifting device 110 comprises a first screw rod 111 horizontally arranged, a first power part 112 for driving the first screw rod 111 to rotate, a first screw rod nut 113 sleeved on the first screw rod 111 in a matching manner, and a first guide seat 114 movably installed on the support frame 20 and fixedly connected with the first screw rod nut 113; the first guide seat 114 is provided with a first guide surface 115, and the first guide surface 115 is gradually inclined downwards from one end close to the supporting device 30 to one end far away from the supporting device 30; the lower end of the positioning core 50 is provided with a first mating inclined surface 52 that mates with the first guide surface 115. In use, the first power member 112 operates to rotate the first lead screw 111, so as to drive the first lead screw nut 113 and the first guiding seat 114 to move along the horizontal direction, and at this time, the positioning core 50 is lifted and lowered under the interaction of the first guiding surface 115 and the first matching inclined surface 52. By adopting the above-described structure for the lifting device 110, the stability of lifting the positioning core 50 can be improved.

The first power component 112 is a first motor, and the first lead screw 111 is connected with an output shaft of the first motor, so that connection is convenient.

Preferably, the supporting frame 20 has a first guide block 21 and a second guide block 22 which are oppositely arranged; one side of the first guide seat 114 is provided with a first guide groove 116, and the other side is provided with a second guide groove 117; the first guide block 21 is provided with a first protruding strip embedded in the first guide groove 116, and the second guide block 22 is provided with a second protruding strip embedded in the second guide groove 117, so that the movement of the first guide seat 114 is more stable.

Preferably, the supporting frame 20 is further provided with a through groove, and the positioning core 50 is arranged in the through groove in a penetrating manner.

The bending machine further comprises a guide rail 130, and the housing 70 is movably mounted on the guide rail 130; the translation device 80 is a first cylinder, and a piston rod of the first cylinder is connected with the outer cover 70. And by using the first cylinder for the translation device 80, the installation is facilitated.

The movable mold 42 is movably mounted on the support frame 20; the driving device 60 comprises a second screw rod 61 arranged horizontally, a second motor 62 for driving the second screw rod 61 to rotate, and a second screw rod nut sleeved on the second screw rod 61 in a matching manner; the movable die 42 is fixedly connected with the second lead screw nut. When the second screw nut is used, the second motor 62 is operated to drive the second screw 61 to rotate, so that the second screw nut and the movable die 42 can be driven to move. By adopting the above-described structure for the driving device 60, the accuracy of the movement of the movable mold 42 can be improved.

The support frame 20 is provided with a first guide rod 23 and a second guide rod 24, the first guide rod 23 and the second guide rod 24 are respectively arranged on two sides of the second screw rod 61, and the central axis of the first guide rod 23 and the central axis of the second guide rod 24 are both parallel to the central axis of the second screw rod 61; the movable die 42 is provided with a first through hole and a second through hole; the first guide rod 23 is arranged in the first through hole in a penetrating manner, and the second guide rod 24 is arranged in the second through hole in a penetrating manner, so that the movable mold 42 can move more smoothly. Specifically, the fixed die 41 is provided with a third through hole and a fourth through hole, the first guide rod 23 is fixedly inserted into the third through hole, and the second guide rod 24 is fixedly inserted into the fourth through hole, so that the fixed die 41 and the movable die 42 are conveniently installed and aligned.

The heating device 90 includes a heating tube disposed within the housing 70. Specifically, the outer cover 70 includes a back plate, a top plate disposed at the upper end of the back plate, a bottom plate disposed at the lower end of the back plate, and two side plates; the two side plates are respectively arranged at two sides of the back plate, and the back plate, the top plate, the bottom plate and the two side plates form a cavity suitable for accommodating the bending die 40; the heating pipe is positioned at the top end of the cavity; the two side plates are provided with through grooves for the support frame 20 to penetrate. By adopting the above structure for the cover 70, the heat loss can be reduced when the heating device 90 heats, the material can be saved, and the cost can be reduced.

The cooling device 100 comprises a cooling head 101 and a second air cylinder 102 for driving the cooling head 101 to lift. Specifically, a plurality of air outlet holes 104 and a ventilation channel 103 communicated with the air outlet holes 104 are arranged on the cooling head 101; the ventilation channel 103 is used for communicating with an external air supply device. When the air cooling device is used, air can be supplied into the air passage 103 through the air supply device and blown out towards the light guide piece through the air outlet 104, so that the air cooling effect can be achieved on the light guide piece. Preferably, the cooling device 100 further comprises a pressing base connected to the cooling head 101, the pressing base is opposite to the supporting device 30, and the pressing base presses on the light guide member to improve the positioning stability of the light guide member.

In actual design, a control device can be used to automatically control the heating temperature of the heating device 90, the cooling temperature and time of the cooling device 100, and the like, so that intelligent control can be realized, and the workload of operators can be further reduced.

The supporting device 30 comprises a supporting seat; the bearing seat is provided with an embedding groove 31 with an upward opening and used for embedding a workpiece, and a lateral port communicated with the embedding groove 31 and penetrating through the side surface of the bearing seat; the bending machine further comprises lateral positioning means 120; the lateral positioning device 120 includes a positioning seat 121 facing the lateral opening, and a third cylinder 122 for selectively driving the positioning seat 121 to move toward or away from the bearing seat. After the lifting device 110 drives the positioning core 50 to ascend so that the light guide member is embedded in the positioning groove 51, the third cylinder 122 operates to drive the positioning seat 121 to move toward the direction close to the bearing seat, so that the positioning seat 121 is utilized to tightly push the light guide member from the side direction, and the positioning stability of the light guide member can be further improved.

The bearing device 10 comprises a bearing seat, and a limiting groove 11 with an upward opening and used for embedding the workpiece is arranged on the bearing seat, so that the workpiece can be conveniently embedded in the limiting groove 11, and the processing and manufacturing can be conveniently carried out.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. A bending machine, its characterized in that: the device comprises a bearing device for placing a workpiece, a support frame, a bearing device arranged on the support frame and used for bearing the workpiece, a bending die arranged on the support frame and positioned on one side of the bearing device, an outer cover used for covering the bending die, a translation device used for selectively driving the outer cover to move towards the direction close to or far away from the bending die, a heating device arranged in the outer cover, and a cooling device arranged on the outer cover; the bending die comprises a fixed die, a movable die matched with the fixed die, a driving device for selectively driving the movable die to move towards or away from the fixed die, a positioning core arranged on the supporting frame in a lifting way, and a lifting device for driving the positioning core to lift; the positioning core is positioned at one side of the fixed die and is provided with a positioning groove with an upward opening for embedding the workpiece.

2. A bending machine according to claim 1, wherein: the lifting device comprises a first screw rod, a first power part, a first screw rod nut and a first guide seat, wherein the first screw rod is horizontally arranged, the first power part is used for driving the first screw rod to rotate, the first screw rod nut is sleeved on the first screw rod in a matched mode, and the first guide seat is movably arranged on the support frame and is fixedly connected with the first screw rod nut; the first guide seat is provided with a first guide surface, and the first guide surface is gradually inclined downwards from one end close to the supporting device to one end far away from the supporting device; the lower extreme of location core is provided with the first cooperation inclined plane with first guide surface assorted.

3. A bending machine according to claim 2, wherein: the first power part is a first motor, and the first screw rod is connected with an output shaft of the first motor.

4. A bending machine according to claim 1, wherein: the bending machine further comprises a guide rail, and the outer cover is movably arranged on the guide rail; the translation device is a first air cylinder, and a piston rod of the first air cylinder is connected with the outer cover.

5. A bending machine according to claim 1, wherein: the movable mould is movably arranged on the support frame; the driving device comprises a second screw rod which is horizontally arranged, a second motor for driving the second screw rod to rotate and a second screw rod nut which is sleeved on the second screw rod in a matching manner; and the movable die is fixedly connected with the second lead screw nut.

6. The bending machine according to claim 5, wherein: the support frame is provided with a first guide rod and a second guide rod, the first guide rod and the second guide rod are respectively arranged on two sides of the second screw rod, and the central axis of the first guide rod and the central axis of the second guide rod are parallel to the central axis of the second screw rod; the movable die is provided with a first through hole and a second through hole; the first guide rod penetrates through the first through hole, and the second guide rod penetrates through the second through hole.

7. A bending machine according to claim 1, wherein: the heating device comprises a heating pipe arranged in the outer cover.

8. A bending machine according to claim 1, wherein: the cooling device comprises a cooling head and a second air cylinder for driving the cooling head to lift.

9. A bending machine according to claim 1, wherein: the supporting device comprises a supporting seat; the bearing seat is provided with an embedding groove with an upward opening and used for embedding a workpiece, and a lateral opening which is communicated with the embedding groove and penetrates through the side surface of the bearing seat; the bending machine further comprises a lateral positioning device; the lateral positioning device comprises a positioning seat opposite to the lateral port, and a third air cylinder for selectively driving the positioning seat to move towards the direction close to or far away from the bearing seat.

10. A bending machine according to claim 1, wherein: the bearing device comprises a bearing seat, and a limiting groove with an upward opening and used for embedding the workpiece is arranged on the bearing seat.