CN213436781U - Workpiece positioning mechanism of upper transmission bending machine - Google Patents

Abstract

The application relates to a workpiece positioning mechanism of an upper transmission bending machine, which comprises a bending machine frame, wherein the bending machine frame comprises two side plates and a first cross beam arranged between the two side plates, the first beam is provided with a stop finger positioning mechanism which comprises a sliding seat, a first connecting plate and a second connecting plate, one end of the first connecting plate, which is far away from the second connecting plate, is provided with a finger block, one side of the sliding seat, which is close to the first cross beam, is provided with a locking component, the locking component comprises a transverse plate, a vertical plate, a resisting rod, a resisting spring sleeved on the resisting rod and a rotating handle arranged on the end part of the resisting rod, one end of the abutting rod far away from the rotating handle penetrates through the vertical plate to abut against one side of the first cross beam far away from the finger block, the two opposite ends of the abutting spring are fixedly connected with one sides of the rotating handle and the vertical plate, which are close to each other, respectively. This application has the locking of the fender finger piece after being convenient for to the relocation to staff's work efficiency's effect has been improved.

Description

Workpiece positioning mechanism of upper transmission bending machine

Technical Field

The application relates to the field of bending machines, in particular to a workpiece positioning mechanism for an upper transmission bending machine.

Background

The existing bending machine is a device capable of bending material plates such as thin plates and steel plates, and is widely applied to the fields of aviation, railways, engineering machinery, electronics and other traditional manufacturing industries due to the universality of a forming die and the convenience of process operation.

The existing bending machine comprises a bending machine frame and a rear stop block positioning mechanism arranged on the bending machine frame and used for positioning one side of a workpiece, wherein the bending machine frame comprises two oppositely arranged side plates and a first cross beam arranged between the two side plates, the rear stop block positioning mechanism comprises a stop block arranged on the first cross beam and used for positioning the workpiece, a first translation module arranged on one side of the first cross beam opposite to the stop plate and a first lifting module arranged perpendicular to the first translation module and connected with the first translation module in a sliding mode, the first lifting module is used for driving the first cross beam to move up and down, the first translation module drives the first cross beam to move back and forth, and under the common cooperation effect of the first lifting module and the first translation module, the first cross beam pushes the stop block to a preset station to position one side of the workpiece.

With respect to the related art among the above, the inventors consider that the following drawbacks occur: when workpieces with different sizes need to be machined, the stop block needs to be adjusted to a proper position on the first cross beam for machining, so that a worker needs to loosen a bolt for fixing the stop block, then the position of the stop block is repositioned, and the bolt is locked after the positioning is completed.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the locking of the stop finger block after repositioning, the working efficiency of workers is improved, and the application provides a workpiece positioning mechanism for the upper transmission bending machine.

The application provides a workpiece positioning mechanism who goes up transmission bender adopts following technical scheme:

the workpiece positioning mechanism comprises a bending rack, wherein the bending rack comprises two opposite side plates which are oppositely arranged and a first cross beam, the two opposite ends of the first cross beam are respectively close to one side of the fixed connection with the two side plates, a blocking finger positioning mechanism is arranged on the first cross beam, the blocking finger positioning mechanism comprises a sliding seat which is vertically arranged on a bearing surface of the first cross beam and can slide along the length direction of the first cross beam, and a first connecting plate and a second connecting plate which are arranged on one side of the sliding seat, which is far away from the first cross beam, and are mutually hinged, a blocking finger block used for positioning one side of a workpiece is arranged at one end, which is far away from the first cross beam, of the first connecting plate, a locking assembly is arranged on one side, which is near to one side of the first cross beam, of the second connecting plate, and comprises a transverse plate, a transverse plate and a second connecting plate, which are arranged on the first sliding seat, keep away from fender finger piece one side vertical fixation's riser with the diaphragm, set up on the riser to tight pole, cover locate to the tight spring on the tight pole and set up in the rotation handle on supporting the tight pole tip, the one end that supports tight pole to keep away from the rotation handle passes the riser and keeps away from one side butt that keeps away from the fender finger piece with first crossbeam, support tight spring and be located between rotation handle and the riser, just support one side fixed connection that tight spring's relative both ends are close to each other with rotation handle and riser respectively.

By adopting the technical scheme, when the sliding seat needs to slide, a worker stretches the abutting rod towards the contracting direction of the abutting spring, and the abutting rod is separated from the first cross beam at the moment and is convenient for the worker to adjust the position of the finger block by moving the sliding seat under the sliding connection action of the sliding seat and the first cross beam; after the suitable position that the seat that slides, the staff loosens and rotates the handle to under the reset action of resisting tight spring, support the automatic first crossbeam that tightly that supports of tight pole, and then will slide the seat and lock on first crossbeam, whole process is convenient for to the locking of the fender finger piece after the relocation, thereby has improved staff's work efficiency.

Optionally, one side of the sliding seat close to the first beam is provided with a mounting groove with a vertically downward notch, a sliding block is arranged in the mounting groove, a sliding rail extending along the length direction of the first beam is arranged on the bearing surface of the first beam, and one side of the sliding block far away from the sliding seat is provided with a sliding rail matched with the sliding rail.

Through adopting above-mentioned technical scheme, under the mating reaction of slide for the slider slides with the slide rail and is connected, thereby makes the seat that slides can slide along the length direction of first crossbeam, and then plays the effect of a direction for the relocation of fender finger piece.

Optionally, the slide rail is provided with twice, the twice the slide rail is parallel to each other, be provided with the slider corresponding with slide rail quantity on the seat that slides.

Through adopting above-mentioned technical scheme, the setting up of twice slide rail makes the seat that slides more steady slide with first crossbeam.

Optionally, one side of the sliding seat, which is far away from the first cross beam, is provided with a sliding groove with a vertically upward notch, and the first connecting plate and the second connecting plate are connected with the sliding groove in a sliding manner.

Through adopting above-mentioned technical scheme, the setting in groove that slides plays the effect of direction to sliding of first connecting plate and second connecting plate.

Optionally, the one end that the fender indicates the piece is kept away from to first connecting plate is provided with the connecting block, the relative both sides of connecting block all are provided with the connecting rod, the one end that the second connecting plate is close to first connecting plate still is provided with two joint pieces, two the joint piece sets up relatively, two form between the joint piece and supply connecting block male joint interface, each joint portion has all been seted up on the joint piece, the connecting rod cooperates with the corresponding joint portion joint in position.

Through adopting above-mentioned technical scheme, the connecting rod on first connecting plate and the in-process of joint portion joint complex on the second connecting plate articulate first connecting plate on the second connecting plate to make first connecting plate overturn relative to the second connecting plate, so that pack up the fender finger piece.

Optionally, one side that the crossbeam was kept away from to the seat that slides is provided with adjusting part, adjusting part is located the top of locking Assembly, adjusting part including set up in the second connecting plate keep away from the screw hole of first connecting plate one end, insert locate in the screw hole and with screw hole threaded connection's threaded rod, set up in the threaded rod keep away from second connecting plate one end and with threaded rod fixed connection's carousel, still be provided with the regulating plate between second connecting plate and the carousel, the regulating plate sets up in a side end portion that the first crossbeam was kept away from to the seat that slides, the one end that the second connecting plate was kept away from to the threaded rod passes regulating plate and carousel fixed connection, the threaded rod rotates.

Through adopting above-mentioned technical scheme, rotate the carousel, threaded rod and screw hole threaded connection to be convenient for finely tune the position of fender finger piece.

Optionally, the outer circumferential surface of the turntable is provided with anti-slip lines.

Through adopting above-mentioned technical scheme, the setting up of anti-skidding line has increased the frictional force that the staff held the carousel to the staff of being convenient for rotates the carousel.

Optionally, the gear-setting mechanism is provided with a plurality of gear-setting mechanisms which are arranged on the bearing surface of the first beam at intervals.

Through adopting above-mentioned technical scheme, a plurality of fender indicate positioning mechanism's setting, fix a position more firm to the work piece.

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

1. when the sliding seat needs to be slid, a worker stretches the abutting rod towards the contracting direction of the abutting spring, and the abutting rod is separated from the first cross beam at the moment and is convenient for the worker to adjust the position of the finger blocking block by moving the sliding seat under the sliding connection action of the sliding seat and the first cross beam; after the suitable position that the seat that slides, the staff loosens and rotates the handle to under the reset action of resisting tight spring, support the automatic first crossbeam that tightly that supports of tight pole, and then will slide the seat and lock on first crossbeam, whole process is convenient for to the locking of the fender finger piece after the relocation, thereby has improved staff's work efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present application.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

FIG. 3 is a schematic structural view of the catch finger positioning mechanism, adjustment assembly and locking assembly of the present application.

Description of reference numerals: 1. bending the frame; 11. a side plate; 12. a first cross member; 121. a slide rail; 13. a first translation module; 14. a first lifting module; 2. a finger blocking positioning mechanism; 21. a sliding seat; 211. mounting grooves; 212. a sliding groove; 22. a first connecting plate; 221. a finger block; 222. connecting blocks; 223. a connecting rod; 23. a second connecting plate; 231. a clamping block; 232. a card interface; 233. a clamping part; 24. a slider; 241. a slideway; 3. an adjustment assembly; 31. a threaded hole; 32. a threaded rod; 33. a turntable; 34. an adjusting plate; 4. a locking assembly; 41. a transverse plate; 42. a vertical plate; 43. a tightening rod; 44. the spring is tightly propped; 45. the handle is rotated.

Detailed Description

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

The embodiment of the application discloses workpiece positioning mechanism of an upper transmission bending machine. As shown in fig. 1, the bending machine comprises a bending machine frame 1 and a gear positioning mechanism 2 arranged on the bending machine frame 1, wherein the bending machine frame 1 comprises two side plates 11 arranged oppositely and a first cross beam 12 horizontally arranged between the two side plates 11, and two opposite ends of the first cross beam 12 are respectively fixedly connected with one side of the two side plates 11 close to each other; the bearing surface of the first cross beam 12 is provided with a gear positioning mechanism 2, one side of each of the two side plates 11, which is close to each other, is provided with a first translation module 13, and the first translation module 13 is used for driving the gear positioning mechanism 2 to move back and forth. The first lifting modules 14 are arranged on the sides, close to each other, of the two first translation modules 13, and the top ends of the two first lifting modules 14 are fixedly connected with the two opposite ends, far away from the gear positioning mechanism 2, of the first cross beam 12 respectively; the first lifting module 14 is vertically arranged and is mutually vertical to the first translation module 13, and the first translation module 13 is in sliding connection with the first lifting module 14 corresponding to the first lifting module; the first lifting module 14 is used for driving the gear positioning mechanism 2 to move up and down. So that under the cooperation of the first lifting module 14 and the first translation module 13, the first beam 12 pushes the finger positioning mechanism 2 to a predetermined position to position one side of the workpiece.

As shown in fig. 2 and 3, two parallel slide rails 121 are disposed on the bearing surface of the first beam 12, and both the slide rails 121 extend along the length direction of the first beam 12. A plurality of gear position specifying mechanisms 2 are arranged; in this embodiment, the two gear positioning mechanisms 2 are arranged, and the two gear positioning mechanisms 2 are connected with the sliding rail 121 in a sliding manner. The gear positioning mechanism 2 comprises a sliding seat 21, a first connecting plate 22 and a second connecting plate 23; the sliding seat 21 is arranged on the bearing surface of the first cross beam 12, and the sliding seat 21 is perpendicular to the first cross beam 12; first connecting plate 22 and the one end that second connecting plate 23 is close to each other are articulated mutually, and first connecting plate 22 and second connecting plate 23 all set up in the one side that first crossbeam 12 was kept away from to the seat 21 that slides, and the groove 212 that slides has been seted up to the one side that first crossbeam 12 was kept away from to the seat 21 that slides, and the notch of the groove 212 that slides is vertical upwards and extends along the length direction of the seat 21 that slides, and first connecting plate 22 all slides with the groove 212 with second connecting plate 23 and is connected.

As shown in fig. 2 and 3, a mounting groove 211 with a vertically downward notch is formed in one side of the sliding seat 21 close to the first beam 12, a slider 24 is fixedly connected to the mounting groove 211 through a bolt, and a slide 241 matched with the slide rail 121 is formed in one side of the slider 24 far away from the sliding seat 21. Therefore, the slider 24 is slidably connected with the slide rail 121 through the slide rail 241, so that the sliding connection between the sliding seat 21 and the slide rail 121 is realized.

As shown in fig. 2 and 3, one end of the first connecting plate 22, which is far away from the second connecting plate 23, is provided with a finger block 221 for positioning one side of the workpiece, one end of the first connecting plate 22, which is far away from the finger block 221, is provided with a connecting block 222, and two opposite sides of the connecting block 222 are provided with connecting rods 223; second connecting plate 23 still is provided with two joint pieces 231 near the one end of first connecting plate 22, two joint pieces 231 set up relatively, form between two joint pieces 231 and supply connecting block 222 male joint interface 232, joint portion 233 has all been seted up on each joint piece 231, connecting rod 223 cooperates with the corresponding joint portion 233 joint in position, therefore, realized the articulated between first connecting plate 22 and the second connecting plate 23, thereby make first connecting plate 22 turn over to turn over on second connecting plate 23, indicate piece 221 to keep off to pack up.

As shown in fig. 2 and 3, an adjusting assembly 3 is further disposed on one side of the sliding seat 21 away from the cross beam, the adjusting assembly 3 includes a threaded hole 31 opened in one end of the second connecting plate 23 away from the first connecting plate 22, a threaded rod 32 inserted in the threaded hole 31 and in threaded connection with the threaded hole 31, a rotary table 33 disposed on one end of the threaded rod 32 away from the second connecting plate 23 and fixedly connected with the threaded rod 32, an adjusting plate 34 is further disposed between the second connecting plate 23 and the rotary table 33, the adjusting plate 34 is disposed on one side end of the sliding seat 21 away from the first cross beam 12, one end of the threaded rod 32 away from the second connecting plate 23 passes through the adjusting plate 34 and is fixedly connected with the rotary table 33, and the. Therefore, the rotary disc 33 is rotated, the rotary disc 33 drives the threaded rod 32 to rotate, the rotating threaded rod 32 drives the second connecting plate 23 to slide along the extending direction of the sliding groove 212 in the process of threaded connection of the threaded hole 31, and then the finger stopping block 221 is driven to move towards the direction close to or far away from the workpiece, so that the purpose of adjusting the finger stopping block 221 is achieved. Meanwhile, in order to facilitate the rotation of the rotary table 33 by the worker, the outer circumferential surface of the rotary table 33 is provided with anti-slip lines.

As shown in fig. 2 and 3, a locking assembly 4 is further disposed at one side end of the sliding seat 21 close to the first cross beam 12, the locking assembly 4 is located below the adjusting assembly 3, and the locking assembly 4 includes a transverse plate 41, a vertical plate 42, a tightening rod 43, a tightening spring 44 and a rotating handle 45; the transverse plate 41 is arranged at one side end part of the sliding seat 21 close to the first cross beam 12, the vertical plate 42 is vertically fixed with one side of the transverse plate 41, and the vertical plate 42 is positioned below the rotating disc 33. One end of the resisting rod 43 is fixedly connected with the rotating handle 45, the other end of the resisting rod passes through the vertical plate 42 and abuts against one side, far away from the finger block 221, of the first cross beam 12, the resisting spring 44 is sleeved on the resisting rod 43, the resisting spring 44 is located between the rotating handle 45 and the vertical plate 42, one end of the resisting spring 44 is fixedly connected with the end face, close to the vertical plate 42, of the rotating handle 45, and one end, far away from the rotating handle 45, of the resisting spring 44 is fixedly connected with one side, close to the rotating handle 45, of the vertical plate 42.

The implementation principle of the workpiece positioning mechanism of the upper transmission bending machine is as follows: when the sliding seat 21 needs to slide along the extending direction of the sliding rail 121, the worker stretches the abutting rod 43 towards the contracting direction of the abutting spring 44, and at this time, the abutting rod 43 is separated from the first beam 12, so that under the guiding action of the sliding rail 121 and the sliding block 24, the worker can conveniently adjust the position of the finger stopping block 221 by moving the sliding seat 21; in the process of moving the sliding seat 21, the resisting spring 44 is in a compressed state and has an outward tension, and after the sliding seat 21 slides to a proper position, the worker releases the rotating handle 45, so that under the reset action of the resisting spring 44, the resisting rod 43 automatically resists against the first cross beam 12, and the sliding seat 21 is locked.

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 (8)

1. The utility model provides an on drive workpiece positioning mechanism of bender, is including frame (1) of bending, frame (1) of bending sets up respectively with both sides board (11) one side fixed connection's first crossbeam (12) each other near with both sides board (11) including two both sides board (11) and levels that set up relatively between board (11) of both sides, its characterized in that: be provided with on first crossbeam (12) and keep off and indicate positioning mechanism (2), keep off and indicate positioning mechanism (2) including set up perpendicularly on first crossbeam (12) loading face and can follow the length direction of first crossbeam (12) the seat of sliding (21) that slides and set up in the seat of sliding (21) keep away from first crossbeam (12) one side and first connecting plate (22) and second connecting plate (23) of mutual articulated, the one end that second connecting plate (23) were kept away from in first connecting plate (22) is provided with and is used for pointing out piece (221) to the fender that one side of work piece was fixed a position, one side that seat of sliding (21) is close to first crossbeam (12) is provided with locking Assembly (4), locking Assembly (4) are located the one end that first connecting plate (22) were kept away from in second connecting plate (23), locking Assembly (4) are including setting up in diaphragm (41) that seat of sliding (21) is close to first crossbeam (12) one side tip, Keep away from with diaphragm (41) and keep away from keep off riser (42) of finger piece (221) one side vertical fixation, set up support tight pole (43) on riser (42), overlap and locate support tight spring (44) on supporting tight pole (43) and set up rotation handle (45) on supporting tight pole (43) tip, support tight pole (43) and keep away from one side butt that keeps away from finger piece (221) through riser (42) and first crossbeam (12) in the one end of rotating handle (45), support tight spring (44) and be located between rotation handle (45) and riser (42), just support the relative both ends of tight spring (44) respectively with rotate handle (45) and riser (42) one side fixed connection that is close to each other.

2. A workpiece positioning mechanism for an upper drive bending machine according to claim 1, wherein: the utility model discloses a slide rail, including the slide rail, the vertical decurrent mounting groove of notch (211) has been seted up to one side that slide seat (21) are close to first crossbeam (12), be provided with slider (24) in mounting groove (211), be provided with slide rail (121) that extend along the length direction of first crossbeam (12) on the loading face of first crossbeam (12), slide rail (241) with slide rail (121) assorted have been seted up to one side that slide seat (21) were kept away from in slider (24).

3. A workpiece positioning mechanism for an upper drive bending machine according to claim 2, wherein: the sliding rail (121) is provided with two sliding rails (121) which are arranged in parallel, and sliding blocks (24) corresponding to the sliding rails (121) in number are arranged on the sliding seat (21).

4. A workpiece positioning mechanism for an upper drive bending machine according to claim 3, wherein: one side of the sliding seat (21) far away from the first cross beam (12) is provided with a sliding groove (212) with a vertically upward notch, and the first connecting plate (22) and the second connecting plate (23) are connected with the sliding groove (212) in a sliding manner.

5. A workpiece positioning mechanism for an upper drive bending machine according to claim 3, wherein: keep away from in first connecting plate (22) and keep away from the one end that the fender indicates piece (221) and be provided with connecting block (222), the relative both sides of connecting block (222) all are provided with connecting rod (223), the one end that second connecting plate (23) are close to first connecting plate (22) still is provided with two joint pieces (231), two joint piece (231) set up relatively, two it can supply connecting block (222) male joint mouth (232) to form between joint piece (231), each joint portion (233) have all been seted up on joint piece (231), connecting rod (223) and the corresponding joint portion (233) joint cooperation in position.

6. A workpiece positioning mechanism for an upper drive bending machine according to claim 1, wherein: one side of the sliding seat (21) far away from the cross beam is provided with an adjusting component (3), the adjusting component (3) is located above the locking component (4), the adjusting component (3) comprises a threaded hole (31) which is arranged in the second connecting plate (23) and far away from one end of the first connecting plate (22), a threaded rod (32) which is inserted in the threaded hole (31) and is in threaded connection with the threaded hole (31), and a turntable (33) which is arranged in the threaded rod (32) and far away from one end of the second connecting plate (23) and is fixedly connected with the threaded rod (32), an adjusting plate (34) is further arranged between the second connecting plate (23) and the turntable (33), the adjusting plate (34) is arranged at one side end part of the sliding seat (21) far away from the first cross beam (12), one end of the threaded rod (32) far away from the second connecting plate (23) passes through the adjusting plate (, the threaded rod (32) is rotatably connected with the adjusting plate (34).

7. A workpiece positioning mechanism for an upper drive bending machine according to claim 6, wherein: the outer peripheral surface of the rotary table (33) is provided with anti-skid grains.

8. A workpiece positioning mechanism for an upper drive bending machine according to claim 1, wherein: the gear finger positioning mechanisms (2) are arranged in a plurality of numbers, and the gear finger positioning mechanisms (2) are arranged on the bearing surface of the first cross beam (12) at intervals.

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