CN213671286U - Automatic bending mechanism for clamping piece nut welded workpiece - Google Patents
Automatic bending mechanism for clamping piece nut welded workpiece Download PDFInfo
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- CN213671286U CN213671286U CN202022714853.5U CN202022714853U CN213671286U CN 213671286 U CN213671286 U CN 213671286U CN 202022714853 U CN202022714853 U CN 202022714853U CN 213671286 U CN213671286 U CN 213671286U
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- bending
- stamping
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- clamping piece
- nut
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Abstract
The utility model discloses an automatic mechanism of bending of clamping piece nut postweld work piece belongs to the equipment field of bending, including frame, the platform of bending of setting in the frame, set up at the blevile of push of a table feed end of bending and set up the stamping device in the bench side of bending, the utility model discloses well manipulator will wait to bend the clamping piece nut and put into after pushing away the silo, blevile of push will wait to bend the clamping piece nut and push away from pushing away the silo and bend the groove, then punching press cylinder drive punching press head is treated the clamping piece nut of bending and is carried out the punching press, becomes the U type with the clamping piece nut punching press. The utility model has the advantages of reasonable design, can accomplish the requirement of bending automatically, the process of bending is stable and the bending quality is good.
Description
Technical Field
The utility model relates to an automatic equipment field of bending, concretely relates to automatic mechanism of bending of clamping piece nut postweld work piece.
Background
Referring to fig. 1, the part clamping piece nut shown in fig. 1 is used for assisting in fixing a license plate and comprises a clamping piece and a nut, wherein two protruding seam allowances are arranged on the clamping piece, and four groups of spot welding feet are arranged at the bottom end of the nut. In the processing process, a processing worker firstly fixes the nut on the clamping piece by using the spot welding leg in a spot welding mode, and then presses and bends the clamping piece into a U-shaped clamping piece shape. The existing bending method generally adopts manual bending or adopts an automatic bending machine to bend workpieces. The manual bending generally has low working efficiency, the existing automatic bending machine has a complex structure and higher cost, the time consumption of the bending process of the whole workpiece processing is too long, and the working efficiency is greatly influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art's not enough, provided an automatic mechanism of bending of clamping piece nut postweld work piece, concrete technical scheme as follows:
the utility model provides an automatic mechanism of bending of clamping piece nut postweld work piece, includes the frame, sets up the platform of bending in the frame, set up at the blevile of push of bending a feed end and set up the stamping device in the bench side of bending, bend in the platform be equipped with push away the silo and with push away the groove of bending of silo intercommunication, bend the groove including with push away the fixed slot of silo intercommunication and set up the shaping groove at the fixed slot tank bottom, the one end that pushes away the silo was kept away from to the fixed slot is equipped with the constant head tank, the central line of constant head tank and the central line that pushes away the silo are located same straight line.
Preferably, the stamping device comprises a stamping frame arranged on the frame, a stamping cylinder arranged on the stamping frame, a stamping seat arranged at the output end of the stamping cylinder and a stamping head arranged at the bottom end of the stamping seat.
Preferably, the stamping head is correspondingly arranged right above the forming groove.
Preferably, the pushing device comprises a pushing cylinder arranged on the rack, a push rod arranged at the output end of the pushing cylinder, and a push block arranged in the pushing groove and connected with the push rod.
Preferably, material pushing rails are arranged on the top surface of the bending table and on two sides of the material pushing groove.
Preferably, the material pushing track comprises an open track arranged at the input end of the material pushing groove and a closed track arranged at the tail end of the open track.
Preferably, the frame is provided with a support seat in sliding connection with the push rod.
Preferably, the punching seat comprises a first adjusting plate connected with the output end of the punching cylinder, a second adjusting plate arranged at the bottom end of the first adjusting plate and a mounting seat arranged at the bottom end of the second adjusting plate, and a mounting groove corresponding to the punching head is formed in the bottom end of the mounting seat.
Preferably, the punching head comprises a fixed end arranged in the mounting groove and a punching end arranged at the bottom end of the fixed end.
Preferably, the stamping end is provided with a clamping part.
The utility model discloses following beneficial effect has:
the utility model discloses in utilize the manipulator will wait to bend the clamping piece nut and put into the groove of pushing away after, blevile of push will wait to bend the clamping piece nut and push away from the groove of pushing away the bending groove, then punching press cylinder drive punching press head treats the clamping piece nut of bending and carries out the punching press, becomes the U type with the clamping piece nut punching press. The utility model has the advantages of reasonable design, can accomplish the requirement of bending automatically, the process of bending is stable and the bending quality is good.
Drawings
Fig. 1 is a schematic structural view of a clip nut part in an automatic bending mechanism for a post-weld workpiece of a clip nut according to the present invention;
fig. 2 is a schematic structural view of an automatic bending mechanism for a workpiece after welding of a clip nut according to the present invention;
FIG. 3 is a top view of a pushing device and a bending table in the automatic bending mechanism for the welded workpieces of the clip nut of the present invention;
fig. 4 is a schematic structural view of a material pushing device and a bending table in the automatic bending mechanism for the workpiece after the welding of the clip nut of the present invention;
FIG. 5 is a schematic view of a longitudinal cross-sectional structure of a support seat in an automatic bending mechanism for a workpiece after welding of a clip nut according to the present invention;
FIG. 6 is a schematic structural view of a bending table in an automatic bending mechanism for a welded workpiece of a clip nut according to the present invention;
fig. 7 is a schematic structural view of a stamping device in an automatic bending mechanism for a workpiece after welding of a clip nut according to the present invention;
fig. 8 is a schematic structural view of a stamping seat and a stamping head in the automatic bending mechanism for the welded workpiece of the clip nut of the present invention;
fig. 9 is the structural schematic diagram of the punching head in the automatic bending mechanism of the workpiece after welding of the clamping piece nut of the utility model.
In the figure: 1 a-a clip; 1 b-a nut; 1 c-spot welding feet; 1 d-spigot;
1-a frame; 11-threaded fixing holes; 12-gripper placement grooves; 13-positioning grooves;
2-bending the platform;
3-a material pushing device; 31-a material pushing cylinder; 311-a connector; 32-a push rod; 321-a first slide rail; 322-a second slide rail; 33-a push block;
4-a stamping device; 41-a stamping frame; 42-a ram cylinder; 421-a connecting shaft; 422-a buffer cylinder; 43-punching seat; 431-a first adjustment plate; 432-a second regulation plate; 433-a mounting seat; 4331-mounting groove; 44-a punch; 441-fixed end; 442-a punch end; 4421-a clamping part; 4422-smooth transition surface.
5-material pushing groove;
6-bending the groove; 61-a fixed groove; 62-forming a groove;
7-a material pushing track; 71-open track; 72-closed track;
8-a support seat; 81-a slide seat; 82-a first runner; 83-a second runner;
9-a limiting projection; 91-a limiting block;
10-an auxiliary block; 101-auxiliary screw.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
Examples
In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below 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 efforts belong to the protection scope of the present invention.
In the description of the present invention, the terms "upper", "lower", "front" and "rear" indicate the position or positional relationship based on the position or positional relationship shown in the drawings, and are only for convenience of description of the present invention rather than requiring the present invention to be constructed and operated in a specific position, and thus, should not be construed as limiting the present invention.
The following describes the present invention with reference to the accompanying drawings.
Referring to fig. 1, the part clamping piece nut shown in fig. 1 is used for auxiliary fixing of a license plate, and includes a clamping piece 1a and a nut 1b, two protruding rabbets 1d are provided on the clamping piece 1a, and four sets of spot welding feet 1c are provided at the bottom end of the nut 1 b. In the machining process, a worker firstly fixes the nut 1b on the clamping piece 1a by spot welding through the spot welding foot 1c, and then presses the clamping piece 1a into a U shape, wherein the seam allowance 1d and the nut 1b are respectively positioned on the two opposite side surfaces of the clamping piece 1 a.
Referring to fig. 2, the embodiment provides an automatic bending mechanism for a welded workpiece of a clip nut, which is used for stamping and bending the clip nut in fig. 1, and includes a frame 1, a bending table 2 arranged on the frame 1, a material pushing device 3 arranged at a feed end of the bending table 2, and a stamping device 4 arranged above the bending table 2.
Referring to fig. 3 and 4, the pushing device 3 includes a pushing cylinder 31 disposed on the frame 1 and used for providing pushing power, an output end of the pushing cylinder 31 is disposed toward the bending table 2, and an output end of the pushing cylinder 31 is provided with a push rod 32. A connecting piece 311 is arranged between the output ends of the push rod 32 and the pushing cylinder 31, and in this embodiment, the connecting piece 311 is a connecting sleeve with two ends respectively connected with the output ends of the push rod 32 and the pushing cylinder 31 through threads.
In order to increase the pushing stroke of the pushing cylinder 31, the length of the push rod 32 is approximately equal to the length of the pushing cylinder 31 in this embodiment. Because the length of the push rod 32 is long, the phenomena of bending, falling, material pushing track deviation and the like easily occur in the material pushing process, the support seat 8 which is connected with the push rod 32 in a sliding mode is arranged on the rack 1 and below the push rod 32, the support seat 8 supports the push rod 32 to improve the rigidity of the push rod 32, and the phenomena of bending, falling, material pushing track deviation and the like easily occurring in the material pushing process of the push rod 32 are solved.
Referring to fig. 5, the supporting seat 8 includes a sliding seat 81 disposed on the frame 1 and slidably connected to the push rod 32, a first sliding groove 82 having a square cross section is disposed at a top end of the sliding seat 81, and a second sliding groove 83 having a semicircular cross section is disposed in a middle of inner walls of two sides of the first sliding groove 82. Meanwhile, a first sliding rail 321 which is integrally connected with the bottom end of the push rod 32 and has a square cross section is arranged at the bottom end of the push rod, and the first sliding rail 321 is arranged in the first sliding groove 82 and is connected with the first sliding groove 82 in a sliding fit manner. The two sides of the first slide rail 321 are provided with a semicircular second slide rail 322 integrally connected with the first slide rail, and the second slide rail 322 is arranged in the second sliding groove 83 and is connected with the second sliding groove 83 in a sliding fit manner.
The utility model discloses well supporting seat 8 is when providing the holding power and increasing push rod 32 rigidity to push rod 32, cooperation through second spout 83 and second slide rail 322, to push rod 32 offset at Y axle direction (perpendicular to horizontal plane direction) and the offset of Z axle direction (both being on a parallel with horizontal plane direction and perpendicular to push rod 32 slip direction) has carried out the injecing simultaneously, make the longer push rod 32 of length push away the material in-process and can not take place the offset phenomenon at the long distance, the material stability and the material precision of pushing away of push rod 32 have been improved.
One end of the push rod 32, which is far away from the material pushing cylinder 31, is provided with a push block 33 for pushing a clip nut to be bent, and the push block 33 is L-shaped. The top end of the push block 33 is fixedly connected with the push rod 32 and driven by the material pushing cylinder 31, and the bottom end of the push block 33 is arranged in the bending table 2 and used for pushing a clip nut to be bent in the bending table 2. Meanwhile, limiting bulges 9 are arranged on two sides of the top end of the push block 33, a limiting block 91 matched with the limiting bulges 9 is arranged on the top surface of the bending table 2, and when the push block 33 pushes the clip nut in place, namely the push block 33 reaches a preset maximum pushing stroke, the limiting bulges 9 are abutted against the limiting block 91, so that the push block 33 is prevented from being pushed continuously, and the function of limiting the maximum pushing stroke of the push block 33 is realized.
Referring to fig. 6, the clip nut to be bent in this embodiment is placed in the bending station 2 and bent into a U shape by the punching device 4. The bending table 2 is detachably connected with the frame 1, four groups of thread fixing holes 11 used for fixing the bending table 2 on the frame 1 are formed in the bending table 2, the four groups of thread fixing holes 11 are respectively formed in each corner of the bending table 2, meanwhile, the cross section of each thread fixing hole 11 is in a straight notch shape, and a fixing screw penetrates through each thread fixing hole 11 and is in threaded connection with the frame 1. The utility model discloses a be the screw thread fixed orifices 11 of straight notch form and clamping screw's cooperation, make the processing personnel can carry out the accuracy regulation to the mounted position of platform 2 that bends in the length range of screw thread fixed orifices 11 to improve the clamping piece nut and in the platform 2 that bends the precision and the quality of bending.
The feed end of the bending table 2 is provided with a material pushing groove 5 used for pushing the clamping piece nut and a bending groove 6 which is arranged at the tail end of the material pushing groove 5 and communicated with the material pushing groove 5, and the bottom end of the push block 33 is arranged in the material pushing groove 5 and movably connected with the material pushing groove 5. And a gripper placing groove 12 is arranged on the bending platform 2 and on the material pushing path of the material pushing groove 5, and the gripper placing groove 12 is perpendicular to the material pushing groove 5 and is used for a gripper to place a straight clamping piece nut to be bent in the material pushing groove 5.
Meanwhile, material pushing rails 7 used for limiting the clamping piece nuts are arranged on the top surface of the bending table 2 and located on two sides of the material pushing groove 5, and the width of each material pushing rail 7 is the same as that of each clamping piece nut. The material pushing track 7 comprises an open track 71 arranged at the input end of the material pushing slot 5 and a closed track 72 arranged at the tail end of the open track 71. The open type track 71 is composed of right-angle grooves arranged on two sides of the top end of the material pushing groove 5 and is used for placing and positioning a clamping piece nut on a manipulator. The closed track 72 is formed by combining a limiting block 91 arranged on the top surface of the bending table 2 and an open track 71, and is used for limiting the position of the clamping piece nut in the pushing process, so that the phenomenon that the clamping piece nut is separated from the track in the pushing process of the pushing block 33 is prevented. After the clamping piece nut to be bent is clamped by the mechanical claw and placed on the open type track 71, the pushing block 33 pushes the clamping piece nut to be bent from the open type track 71 to the closed type track 72 and then into the bending groove 6, and therefore the pushing stability and accuracy of the pushing block 33 for the clamping piece nut are further improved.
The bending groove 6 comprises a fixing groove 61 which is arranged in the bending table 2 and communicated with the material pushing groove 5 and a forming groove 62 which is arranged at the bottom of the fixing groove 61 and corresponds to the punching head 44. The one end that pushes away silo 5 is kept away from to fixed slot 61 is equipped with constant head tank 13, the central line of constant head tank 13 is located same straight line with the central line that pushes away silo 5, just constant head tank 13 width also is the same with the width of clamping piece nut. After the pushing block 33 pushes the clip nut out of the pushing track 7 and reaches the fixing groove 61, the pushing block 33 continues to push the clip nut until the front end of the clip nut abuts against the inner wall of the positioning groove 13, and at this time, the clip nut is shown to reach the preset correct position in the bending groove 6, and the next punching process can be carried out. When the clip nut has reached the predetermined correct position in the bending groove 6, the punching device 4 punches the clip nut from the fixing groove 61 into the forming groove 62, so that the straight clip nut is punched into a U shape in the forming groove 62.
Referring to fig. 7 and 8, the punching device 4 includes a punching frame 41 disposed on the frame 1, a punching cylinder 42 disposed on the punching frame 41, a punching seat 43 disposed at an output end of the punching cylinder 42, and a punching head 44 disposed at a bottom end of the punching seat 43. The output end of the stamping cylinder 42 faces the bending table 2 and is perpendicular to the bending table 2, and a connecting shaft 421 is arranged between the output end of the stamping cylinder 42 and the stamping seat 43. Meanwhile, four groups of buffer cylinders 422 are arranged between the stamping frame 41 and the stamping seat 43, and when the buffer cylinders 422 are used for stamping and falling down the stamping seat 43 and the stamping head 44, the vibration and stamping noise of the stamping seat 43 are reduced.
The punching seat 43 comprises a first adjusting plate 431 connected with the output end of the punching cylinder 42, a second adjusting plate 432 arranged at the bottom end of the first adjusting plate 431, and a mounting seat 433 arranged at the bottom end of the second adjusting plate 432, wherein a mounting groove 4331 corresponding to the punching head 44 is arranged at the bottom end of the mounting seat 433. Second regulating plate 432, first regulating plate 431 and mount pad 433 all carry out screw thread fixed connection through the screw rod, and staff's accessible changes the relative mounted position of second regulating plate 432 with first regulating plate 431 and the relative mounted position of second regulating plate 432 and mount pad 433, and then realizes the accurate position control of counterpunch head 44 to improve the punching press position precision of punching press head 44.
Referring to fig. 8, an auxiliary block 10 fixedly connected to the second adjusting plate 432 is arranged at the side of the second adjusting plate 432, two sets of auxiliary screws 101 in threaded connection with the auxiliary block 10 are arranged on the auxiliary block 10, and the auxiliary screws 101 penetrate through the auxiliary block 10 and are abutted to the mounting base 433; when the knob depth of the auxiliary screw 101 is the correct installation distance of the installation base 433, the worker can confirm whether the installation base 433 is the correct installation position by observing the relative position between the auxiliary screw 101 and the installation base 433.
Referring to fig. 9, the punching head 44 includes a fixed end 441 disposed in the mounting groove 4331 and a punching end 442 disposed at a bottom end of the fixed end 441. Fixing bolts are arranged on two sides of the mounting seat 433, penetrate through the mounting seat 433 and the mounting groove 4331 and abut against the fixed end 441, and therefore the function of fixing the punching head 44 is achieved. When the worker needs to adjust the relative installation positions of the punch head 44 and the installation base 433, the depth of the relative knobs of the two fixing screw rods can be adjusted. Meanwhile, a clamping portion 4421 is arranged on the punching end 442, and a smooth transition surface 4422 is arranged at the bottom end of the punching end 442, so that damage to the clamping nut in the punching process is avoided. In this embodiment, the clamping portion 4421 is a clamping groove formed on the side of the stamping end 442 close to the seam allowance, and when the stamping end 442 is stamped and returns to the original position, the protruding seam allowance of the U-shaped clamping piece nut is clamped in the clamping groove, so that the stamping end 442 can take the U-shaped clamping piece nut out of the forming groove 62, thereby facilitating the subsequent blanking operation.
The utility model discloses the automatic mechanism of bending of clamping piece nut postweld work piece's structural design is reasonable, can accomplish the requirement of bending to the clamping piece nut automatically, and the process of bending is stable and the bending quality is good.
It is to be noted that, in this document, the terms "comprises", "comprising" or any other variation thereof are intended to cover a non-exclusive inclusion, so that an article or apparatus including a series of elements includes not only those elements but also other elements not explicitly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of additional like elements in the article or device comprising the element.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. An automatic bending mechanism for a workpiece after welding of a clamping piece nut is characterized by comprising a rack (1), a bending table (2) arranged on the rack (1), a material pushing device (3) arranged at the feed end of the bending table (2) and a stamping device (4) arranged above the bending table (2), wherein a material pushing groove (5) and a bending groove (6) communicated with the material pushing groove (5) are arranged in the bending table (2); bending groove (6) include with push away fixed slot (61) of silo (5) intercommunication and set up shaping groove (62) at fixed slot (61) tank bottom, the one end that push away silo (5) were kept away from in fixed slot (61) is equipped with constant head tank (13), the central line of constant head tank (13) is located same straight line with the central line that pushes away silo (5).
2. The automatic bending mechanism for the welded workpieces of the clip nut as claimed in claim 1, wherein the stamping device (4) comprises a stamping frame (41) arranged on the frame (1), a stamping cylinder (42) arranged on the stamping frame (41), a stamping seat (43) arranged at the output end of the stamping cylinder (42), and a stamping head (44) arranged at the bottom end of the stamping seat (43).
3. The automatic bending mechanism for the post-weld workpiece of the clip nut as recited in claim 2, wherein the punch (44) is correspondingly disposed directly above the forming groove (62).
4. The automatic bending mechanism for the welded workpieces of the clip nut as claimed in claim 1, wherein the pushing device (3) comprises a pushing cylinder (31) arranged on the rack (1), a push rod (32) arranged at the output end of the pushing cylinder (31), and a push block (33) connected with the push rod (32).
5. The automatic bending mechanism for the welded workpieces of the clip nuts as claimed in claim 4, wherein the top surface of the bending table (2) and the two sides of the material pushing groove (5) are provided with material pushing rails (7).
6. The automatic bending mechanism for the welded workpieces of the clip nut as claimed in claim 5, wherein the material pushing track (7) comprises an open track (71) arranged at the input end of the material pushing groove (5) and a closed track (72) arranged at the tail end of the open track (71).
7. The automatic bending mechanism for the welded workpieces of the clip nut as claimed in claim 4, wherein the frame (1) is provided with a support base (8) slidably connected with the push rod (32).
8. The automatic bending mechanism for the post-weld workpiece of the clip nut as claimed in claim 2, wherein the stamping seat (43) comprises a first adjusting plate (431) connected with the output end of the stamping cylinder (42), a second adjusting plate (432) arranged at the bottom end of the first adjusting plate (431), and a mounting seat (433) arranged at the bottom end of the second adjusting plate (432), and the bottom end of the mounting seat (433) is provided with a mounting groove (4331) corresponding to the stamping head (44).
9. The automatic bending mechanism for the post-weld workpiece of the clip nut as claimed in claim 8, wherein the punching head (44) includes a fixed end (441) disposed in the mounting groove (4331) and a punching end (442) disposed at a bottom end of the fixed end (441).
10. The automatic bending mechanism for the post-weld workpiece of the clip nut as claimed in claim 9, wherein the stamping end (442) is provided with a catching portion (4421).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022714853.5U CN213671286U (en) | 2020-11-20 | 2020-11-20 | Automatic bending mechanism for clamping piece nut welded workpiece |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022714853.5U CN213671286U (en) | 2020-11-20 | 2020-11-20 | Automatic bending mechanism for clamping piece nut welded workpiece |
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CN213671286U true CN213671286U (en) | 2021-07-13 |
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Application Number | Title | Priority Date | Filing Date |
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CN202022714853.5U Active CN213671286U (en) | 2020-11-20 | 2020-11-20 | Automatic bending mechanism for clamping piece nut welded workpiece |
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CN (1) | CN213671286U (en) |
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2020
- 2020-11-20 CN CN202022714853.5U patent/CN213671286U/en active Active
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