CN213079777U

CN213079777U - Positioning die for bending machine

Info

Publication number: CN213079777U
Application number: CN202021834045.6U
Authority: CN
Inventors: 李锋; 杨小信
Original assignee: Xi'an Xinkang Industrial Co Ltd
Current assignee: Xi'an Xinkang Industrial Co Ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-04-30
Anticipated expiration: 2030-08-26

Abstract

The application relates to the technical field of processing and manufacturing, and discloses a positioning die for a bending machine, which comprises material supporting frames arranged on the peripheral side of the bending machine and positioning devices arranged on the material supporting frames, wherein at least two material supporting frames are arranged, and the material supporting frames are arranged at the positions of two sides of the bending machine, through which workpieces penetrate; the positioning device is used for abutting against the end part of the workpiece on the material supporting frame. This application has and makes the work piece place firmly when processing on the bender, promotes the effect to the machining precision of work piece.

Description

Positioning die for bending machine

Technical Field

The application relates to the field of processing and manufacturing, in particular to a positioning die for a bending machine.

Background

A bending machine is a machine capable of bending a thin plate waiting for a workpiece, and is a common processing device for metal structural members such as pressure vessels, pressure pipes, power equipment kits and the like.

A bending machine in the related art, as shown in fig. 1, includes a frame 01, a worktable 02 disposed on the frame 01, a stamping part 03 mounted on the frame 01 and disposed on an upper side of the worktable 02, a stamping die 04 mounted on the worktable 02, and a hydraulic system 05 mounted on the frame 01 and used for driving the stamping part 03 to move vertically, wherein the stamping part 03 is matched with the stamping die 04. In the use process of the bending machine, an operator sets a workpiece on the stamping die 04 on the workbench 02, and then the hydraulic system 05 drives the stamping part 03 to move downwards, so that the workpiece arranged on the stamping die 04 is bent and formed.

With respect to the related art in the above, the inventors consider that: when the workpiece is bent, the workpiece is placed on the bending machine manually and is difficult to place stably, so that the machining precision of the workpiece is influenced.

SUMMERY OF THE UTILITY MODEL

In order to make the work piece place firmly when processing on the bender, promote the machining precision to the work piece, this application provides a positioning die for bender.

The application provides a positioning die for bending machine adopts following technical scheme:

a positioning die for a bending machine comprises material supporting frames arranged on the periphery of the bending machine and positioning devices arranged on the material supporting frames, wherein at least two material supporting frames are arranged, and the material supporting frames are arranged at the positions of two sides of the bending machine, through which workpieces penetrate; the positioning device is used for abutting against the end part of the workpiece on the material supporting frame.

By adopting the technical scheme, when the bending machine is used for machining a workpiece, the workpiece is arranged on the bending machine, the two ends of the workpiece are positioned on the material supporting frames on the two sides of the bending machine, at the moment, an operator tightly supports the end parts of the workpiece on the two sides of the bending machine through the positioning device, so that the workpiece is stable, and then the bending machine punches and bends the workpiece; compared with a mode of manually stabilizing the workpiece, the positioning die for the bending machine enables the end of the workpiece to be abutted tightly when the workpiece is bent, and the workpiece is more stable, so that the machining precision of the bending machine on the workpiece is improved.

Preferably, the positioning device comprises a guide mechanism mounted on the material holder, a positioning mechanism slidably mounted on the guide mechanism, and a locking mechanism disposed on the positioning mechanism, wherein the locking mechanism is used for locking the positioning mechanism on the guide mechanism; the positioning mechanism is used for abutting against the end part of the workpiece on the material supporting frame.

By adopting the technical scheme, when a workpiece is placed on the material supporting frame, an operator slides the positioning mechanism on the guide mechanism to enable the positioning mechanism to be abutted against the end part of the workpiece, and then the operator locks the positioning mechanism through the locking mechanism, so that the end part of the workpiece is abutted tightly, and the workpiece is stable when being processed by the bending machine; and positioning mechanism and guiding mechanism slidable mounting, when the work piece tip was located the many places position on holding in the palm the work or material rest, positioning mechanism all can move to its position that offsets with the work piece tip, so make things convenient for operating personnel to adjust the machined position of work piece, also make things convenient for the bender to process the work piece of different length, operate more in a flexible way.

Preferably, the guide mechanism comprises a sliding rail assembly fixedly mounted on the material supporting frame, and the positioning mechanism comprises a positioning piece slidably mounted with the sliding rail assembly; the locking mechanism comprises a locking bolt which is arranged on the positioning piece in a penetrating mode, and the head of the locking bolt is connected with the sliding rail assembly.

Through adopting above-mentioned technical scheme, the locking bolt head is connected with sliding rail set spare, has restricted the vertical removal of setting element, is favorable to preventing that setting element and sliding rail set spare break away from when taking place relative slip for the slip direction of setting element is more stable.

Preferably, the slide rail assembly comprises a guide slide rail fixedly mounted on the material supporting frame; the guide sliding rail is provided with a guide groove extending along the length direction of the guide sliding rail; the head of the locking bolt is embedded in the guide groove and is in sliding fit with the inner wall of the guide groove.

Through adopting above-mentioned technical scheme, locking bolt head inlays and locates in the guide way, and locking bolt head and guide way inner wall sliding connection to make the setting element pass through locking bolt and direction slide rail sliding connection, simple structure.

Preferably, the guide groove comprises a bottom groove and a top groove, the bottom groove is communicated with the top of the guide sliding rail through the top groove, and the head of the locking bolt is arranged in the bottom groove and is in sliding fit with the inner wall of the bottom groove; the end part of the locking bolt extends to the upper side of the positioning piece and is sleeved with a locking nut, and the locking nut is in threaded fit with the locking bolt.

Through adopting above-mentioned technical scheme, when locking nut screwed, locking bolt head moved up under the threaded connection effect of locking bolt, until locking bolt head and kerve inner top surface support tightly to make the direction slide rail receive the opposite direction clamping effect of locking bolt head and setting element, make the position of setting element more firm, also make the butt effect of setting element to the work piece more firm.

Preferably, both sides of the head of the locking bolt are provided with limiting surfaces matched with the inner side wall of the bottom groove in a sliding manner.

By adopting the technical scheme, the limiting surface arranged at the head of the locking bolt limits the rotation of the head of the locking bolt in the bottom groove, so that the locking nut can be screwed with the locking bolt.

Preferably, the bottom surface in the guide groove is provided with a cleaning elongated slot convenient for operators to clean impurities in the guide groove, and two ends of the cleaning elongated slot are respectively communicated with two ends of the guide sliding rail.

By adopting the technical scheme, impurities entering the guide groove easily fall into the cleaning long groove under the sliding action of the head of the locking bolt, so that the abrasion influence of the impurities on the head of the fixed bolt and the inner wall of the guide groove is reduced, and the head of the fixed bolt slides more smoothly.

Preferably, the material supporting frame is provided with a bearing frame body for bearing a workpiece, a supporting frame body fixed at the bottom of the bearing frame body and a roller rotatably arranged on the bearing frame body.

By adopting the technical scheme, when the workpiece is arranged on the material supporting frame, the bottom of the workpiece is abutted against the roller rotatably arranged on the bearing frame body, so that the sliding friction between the workpiece and the material supporting frame is converted into rolling friction, an operator can conveniently move the workpiece on the material supporting frame, and the abrasion to the workpiece is also reduced.

Preferably, the bearing frame body is a channel steel, and an opening of the bearing frame body is arranged upwards; the two side edges of the bearing frame body are aligned and provided with installation notches, the two ends of the roller are respectively arranged in the installation notches aligned and arranged on the two sides of the bearing frame body, and the installation notches are communicated with the top of the bearing frame body.

Through adopting above-mentioned technical scheme, operating personnel only need place the roller both ends in the mounting groove mouth that bears the weight of the support body both sides, can make the roller rotate and install convenient to operate on bearing the weight of the support body.

Preferably, an installation part which is attached to the side wall of the bending machine is fixed at one end, close to the bending machine, of the support frame body, an adjusting bolt penetrates through the installation part, and a fastening nut in threaded fit with the adjusting bolt is sleeved at the end part of the adjusting bolt; the adjusting bolt is characterized in that the head of the adjusting bolt is embedded in the side wall of the bending machine and is installed in a sliding mode in the horizontal direction perpendicular to the material supporting frame, and the fastening nut is arranged on one side, far away from the bending machine, of the installing piece.

Through adopting above-mentioned technical scheme, the support frame body passes through adjusting bolt for bender sliding connection, and when fastening nut screwed, fastening nut supported tight installed part for the installed part supports tightly with the bender, thereby makes the rigidity of supporting the support frame body, thereby has adjusted the position of work or material rest in the horizontal direction of perpendicular to work or material rest, makes the work or material rest can bear the work piece of different width, and the operation is more nimble.

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

compared with a mode of manually stabilizing the workpiece, the positioning die for the bending machine enables the end part of the workpiece to be abutted tightly when the workpiece is bent, so that the workpiece is more stable, and the machining precision of the bending machine on the workpiece is improved;

the adjusting device facilitates the adjustment of the processing position of the workpiece by an operator, facilitates the processing of workpieces with different lengths by the bending machine, and is more flexible to operate;

the position of the material supporting frame in the horizontal direction perpendicular to the material supporting frame can be adjusted, so that the material supporting frame can bear workpieces with different widths, and the operation is more flexible.

Drawings

Fig. 1 is a schematic view of a bending machine in the related art.

Fig. 2 is a schematic view of an installation position of a positioning die for a bending machine according to an embodiment of the present application.

Fig. 3 is a schematic structural view of the holder.

Fig. 4 is an enlarged schematic view at a in fig. 2.

Fig. 5 is a schematic structural view of the positioning member.

Description of reference numerals: 01. a frame; 02. a work table; 03. stamping parts; 04. a stamping die; 05. a hydraulic system; 1. a material supporting frame; 11. a bearing frame body; 111. installing a notch; 12. a support frame body; 121. a cross beam; 122. erecting a beam; 123. a base; 13. a roller; 14. a mounting member; 141. adjusting the notch; 142. adjusting the bolt; 143. fastening a nut; 144. adjusting the sliding chute; 2. a positioning device; 21. a guide slide rail; 211. a guide groove; 2111. a bottom groove; 2112. a top groove; 2113. cleaning the long groove; 22. a positioning member; 221. a sliding groove; 23. a locking bolt; 231. a limiting surface; 232. and locking the nut.

Detailed Description

The present application is described in further detail below with reference to figures 2-5.

The embodiment of the application discloses a positioning die for a bending machine. Referring to fig. 2, the positioning mold for the bending machine includes a material supporting frame 1 and a positioning device 2 disposed on one side of the material supporting frame 1. The material supporting frames 1 are two groups, the two groups of material supporting frames 1 are arranged on two sides of the bending machine respectively and used for lapping workpieces to extend out of two ends of the bending machine respectively, the material supporting frames 1 located on one side of the bending machine are multiple, and the multiple material supporting frames 1 are arranged along the length direction of the bending machine.

Referring to fig. 3, the stocker 1 includes a carrier body 11, a support body 12, and a roller 13. The bearing frame body 11 is made of channel steel, the length direction of the bearing frame body is horizontal, the length direction of the bearing frame body is perpendicular to that of the bending machine, one end of the bearing frame body 11 faces the bending machine, and the other end of the bearing frame body faces the direction far away from the bending machine. The two sides of the support body 11 are arranged upward, and the cross section of the support body 11 perpendicular to the length direction thereof is U-shaped. The supporting frame 12 includes two vertical beams 122, a cross beam 121 and two bases 123, the cross beam 121 is disposed at the bottom of the supporting frame 11 and parallel to the supporting frame 11, the upper surface of the cross beam 121 is welded to the bottom surface of the supporting frame 11, and the cross section of the cross beam 121 is rectangular. The cross section of the vertical beam 122 is rectangular, the vertical beam is vertically arranged on the lower side of the cross beam 121, and the upper end of the vertical beam 122 is fixed with the bottom surface of the cross beam 121. In addition, two vertical beams 122 are respectively disposed at both ends of the cross beam 121. The base 123 is rectangular block-shaped, and is disposed at the bottom of the vertical beam 122, and the upper surface of the base 123 is fixed to the lower end of the vertical beam 122, and in addition, the two bases 123 are respectively connected to the two vertical beams 122. The side wall of the carrier body 11 is provided with a mounting notch 111, and the mounting notch 111 is U-shaped and is communicated with the upper edge of the side wall of the carrier body 11. The mounting notches 111 are arranged on the side wall of one side of the carrier body 11, the mounting notches 111 are arranged along the length direction of the carrier body 11, and the mounting notches 111 on the two sides of the carrier body 11 are aligned. Roller 13 is equipped with many, and many rollers 13 are along the length direction align to grid of bearing support body 11, and roller 13 both ends overlap joint respectively in two installation notches 111 that align to set up, and in addition, the tip face of cylinder of roller 13 slides the cooperation with the bottom arc surface of installation notch 111 to make roller 13 with bear support body 11 and rotate and be connected. When the workpiece is arranged on the bending machine, two ends of the workpiece extend out of the bending machine and are respectively overlapped on the bearing frame bodies 11 on two sides of the bending machine, so that the bottom of the workpiece is abutted to the cylindrical surface of the roller 13, when an operator moves the workpiece along the length direction of the workpiece, the roller 13 rotates, the workpiece is convenient to move, and the operator can adjust the bending position of the workpiece conveniently. In addition, when this holds in the palm work or material rest 1 uses, work piece both sides limit overlap joint respectively lie in the bender on the adjacent hold in the palm work or material rest 1 with one side, and the supporting effect is good, and the work piece is difficult for dropping.

Referring to fig. 2 and 3, a mounting part 14 is arranged on the vertical beam 122 at one end of the material support frame 1 close to the bending machine, and as shown in fig. 4, the mounting part 14 is rectangular and flaky, the mounting part is attached to the side wall of the material support frame 1, and one side edge of the mounting part 14 is welded and fixed to the outer side wall of the vertical beam 122. The adjusting notch 141 is opened on the side wall of the mounting member 14, the opening of the adjusting notch 141 is rectangular, the length direction of the opening of the adjusting notch 141 is vertical, in addition, the adjusting bolt 142 is penetrated in the adjusting notch 141, and the end part of the adjusting bolt 142 faces the middle part of the cross beam 121. The side wall of the bending machine used in cooperation with the embodiment, which is close to the material supporting frame 1, is provided with an adjusting chute 144, the adjusting chute 144 extends along the length direction of the bending machine, and the head of the adjusting bolt 142 is embedded in the adjusting chute 144 and is slidably connected with the adjusting chute 144. The cover is equipped with fastening nut 143 on the tip of adjusting spout 144, and fastening nut 143 and adjusting bolt 142 screw-thread fit, and when fastening nut 143 screwed, fastening nut 143 and the lateral wall that installed part 14 kept away from the bender support tightly to make installed part 14 support tightly with the bender lateral wall, make and hold in the palm work or material rest 1 fixed with the bender, and the mounted position of holding in the palm work or material rest 1 can be followed the length direction regulation of bender.

Referring to fig. 3, the positioning device 2 includes a guiding mechanism, a positioning mechanism and a locking mechanism, the guiding mechanism includes a slide rail assembly, and the slide rail assembly is a guiding slide rail 21. The guide slide rail 21 is a strip-shaped structure with a rectangular cross section, and is disposed on one side of the bearing frame body 11, the guide slide rail 21 extends along the length direction of the bearing frame body 11, and the guide slide rail 21 is welded and fixed with the outer side wall of the bearing frame body 11. The guide rail 21 is provided with a guide groove 211, the guide groove 211 comprises a bottom groove 2111 and a top groove 2112, the bottom groove 2111 extends along the length direction of the guide rail 21, the cross section of the bottom groove 2111 is rectangular, and two ends of the bottom groove 2111 are respectively communicated with end faces of two ends of the guide rail 21. The top slot 2112 is opened on the upper surface of the guide rail 21, the top slot 2112 is parallel to the bottom slot 2111, the top slot 2112 is communicated with the inner top surface of the bottom slot 2111, and in addition, the width of the top slot 2112 is smaller than that of the bottom slot 2111. A cleaning long groove 2113 is formed in the inner bottom surface of the bottom groove 2111, the depth of the cleaning long groove 2113 is only 1mm, the cleaning long groove 2113 is rectangular and long-strip-shaped, the cleaning long groove 2113 extends along the length direction of the bottom groove 2111, and two ends of the cleaning long groove 2113 are respectively communicated with end faces of two ends of the guide slide rail 21, so that the debris and impurities in the guide groove 211 can be cleaned conveniently.

Referring to fig. 3 and 5, the positioning mechanism includes a positioning element 22, the positioning element 22 is rectangular block-shaped and disposed on the guide slide rail 21, and a length direction of the positioning element 22 is parallel to a length direction of the guide slide rail 21. The bottom surface of the positioning member 22 is provided with a sliding groove 221, the sliding groove 221 is a rectangular groove, two ends of the sliding groove 221 are respectively communicated with two end side walls of the positioning member 22, the positioning member 22 is sleeved on the guide sliding rail 21 through the sliding groove 221, the upper surface of the guide sliding rail 21 is attached to and matched with the inner top surface of the sliding groove 221 in a sliding manner, and two side inner walls of the sliding groove 221 are attached to and matched with two side outer walls of the guide sliding rail 21 in a sliding manner, so that the positioning member 22 horizontally slides along the length direction of the guide sliding rail 21. The locking mechanism comprises a locking bolt 23, the head of the locking bolt 23 is circular, and the two sides of the head of the locking bolt 23 are respectively provided with a vertically arranged limiting surface 231. The end of the locking bolt 23 is vertically upward inserted into the positioning member 22, and the locking bolt 23 penetrates through the inner top surface of the sliding slot 221 of the positioning member 22 and the upper surface of the positioning member 22, and in addition, the locking bolt 23 is in clearance fit with the positioning member 22. When the positioning element 22 is disposed on the guide rail 21, the head of the locking bolt 23 is inserted into the bottom slot 2111, and the two side limiting surfaces 231 of the head of the locking bolt 23 are respectively in sliding fit with the two side inner walls of the bottom slot 2111, so that the sliding connection between the positioning element 22 and the guide rail 21 is more stable. The end of the locking bolt 23 is sleeved with a locking nut 232, the locking nut 232 is in threaded fit with the locking bolt 23, and when the locking nut 232 is screwed, the head of the locking bolt 23 abuts against the inner top surface of the bottom groove 2111, so that the positioning member 22 is fixed with the guide slide rail 21. Two sets of locking bolts 23 and locking nuts 232 are provided on the positioning member 22, and the two sets of locking bolts 23 and locking nuts 232 are arranged along the length direction of the positioning member 22.

The implementation principle of the positioning die for the bending machine in the embodiment of the application is as follows: when a bending machine is used for machining a workpiece, the workpiece is arranged on the bending machine, two ends of the workpiece are located on the material supporting frames 1 on two sides of the bending machine, at the moment, an operator moves the positioning piece 22, the positioning piece 22 is made to be close to the side wall of the bending machine to abut against the end portion of the workpiece, then the locking nut 232 is screwed, the positioning piece 22 is fixed, the workpiece is made to be stable, and then the bending machine punches and bends the workpiece; compared with a mode of manually stabilizing the workpiece, the positioning die for the bending machine enables the end of the workpiece to be abutted tightly when the workpiece is bent, and the workpiece is more stable, so that the machining precision of the bending machine on the workpiece is improved.

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 positioning die for bending machine which characterized in that: the bending machine comprises material supporting frames (1) arranged on the peripheral sides of the bending machine and positioning devices (2) arranged on the material supporting frames (1), wherein at least two material supporting frames (1) are arranged, and the material supporting frames (1) are arranged at the positions, on the bending machine, of two sides where workpieces penetrate out; the positioning device (2) is used for abutting against the end part of the workpiece on the material supporting frame (1).

2. The positioning die for the bending machine according to claim 1, wherein: the positioning device (2) comprises a guide mechanism arranged on the material supporting frame (1), a positioning mechanism arranged on the guide mechanism in a sliding manner and a locking mechanism arranged on the positioning mechanism, wherein the locking mechanism is used for locking the positioning mechanism on the guide mechanism; the positioning mechanism is used for abutting against the end part of the workpiece on the material supporting frame (1).

3. The positioning die for the bending machine according to claim 2, wherein: the guide mechanism comprises a sliding rail assembly fixedly arranged on the material supporting frame (1), and the positioning mechanism comprises a positioning piece (22) which is arranged with the sliding rail assembly in a sliding manner; the locking mechanism comprises a locking bolt (23) which is arranged on the positioning piece (22) in a penetrating mode, and the head of the locking bolt (23) is connected with the sliding rail assembly.

4. The positioning die for the bending machine according to claim 3, wherein: the sliding rail component comprises a guide sliding rail (21) fixedly arranged on the material supporting frame (1); the guide slide rail (21) is provided with a guide groove (211) extending along the length direction of the guide slide rail (21); the head of the locking bolt (23) is embedded in the guide groove (211) and is in sliding fit with the inner wall of the guide groove (211).

5. The positioning die for the bending machine according to claim 4, wherein: the guide groove (211) comprises a bottom groove (2111) and a top groove (2112), the bottom groove (2111) is communicated with the top of the guide sliding rail (21) through the top groove (2112), and the head of the locking bolt (23) is arranged in the bottom groove (2111) and is in sliding fit with the inner wall of the bottom groove (2111); the end part of the locking bolt (23) extends to the upper side of the positioning piece (22) and is sleeved with a locking nut (232), and the locking nut (232) is in threaded fit with the locking bolt (23).

6. The positioning die for the bending machine according to claim 5, wherein: and both sides of the head of the locking bolt (23) are provided with limiting surfaces (231) which are matched with the inner side wall of the bottom groove (2111) in a sliding manner.

7. The positioning die for the bending machine according to claim 4, wherein: the inner bottom surface of the guide groove (211) is provided with a cleaning long groove (2113) convenient for operators to clean impurities in the guide groove (211), and two ends of the cleaning long groove (2113) are respectively communicated with two ends of the guide sliding rail (21).

8. The positioning die for the bending machine according to claim 1, wherein: the material supporting frame (1) is provided with a bearing frame body (11) used for bearing a workpiece, a supporting frame body (12) fixed at the bottom of the bearing frame body (11) and a roller (13) rotatably installed on the bearing frame body (11).

9. The positioning die for the bending machine according to claim 8, wherein: the bearing frame body (11) is a channel steel, and an opening of the bearing frame body (11) is arranged upwards; the utility model discloses a roller, including bearing support body (11), roller (13), installation notch (111) have been seted up to the both sides limit of bearing support body (11) aligns, roller (13) both ends set up respectively in bearing support body (11) both sides align installation notch (111) that set up, just installation notch (111) with bear support body (11) top intercommunication.

10. The positioning die for the bending machine according to claim 8, wherein: an installation part (14) which is attached to the side wall of the bending machine is fixed at one end, close to the bending machine, of the support frame body (12), an adjusting bolt (142) penetrates through the installation part (14), and a fastening nut (143) in threaded fit with the adjusting bolt (142) is sleeved at the end part of the adjusting bolt (142); the head of the adjusting bolt (142) is embedded in the side wall of the bending machine and is installed in a sliding mode in the horizontal direction perpendicular to the material supporting frame (1), and the fastening nut (143) is arranged on one side, far away from the bending machine, of the installing part (14).