CN107598576A - A kind of processing unit (plant) of Hardware fitting - Google Patents

Abstract

The present invention has driven a kind of processing unit (plant) of Hardware fitting, including frame, cutting mechanism and bending mechanism, sheet metal passes through feed mechanism self-feeding and pressing, cutting mechanism includes cutter bar, cleavage block and cutter, and cutter bar drives cutter to move back and forth so as to carry out continuous cutting operation to sheet metal；Bending mechanism includes upper scroll wheel, lower scroll wheel and the bending motor for driving both to rotate, annular groove is offered in the annular wall of upper scroll wheel and lower scroll wheel, rectangular bent bar is provided between upper and lower two annular grooves, the height adjustable of rectangular bent bar, the width of rectangular bent bar and the width of annular groove are adapted；Sheet metal after completion cutting is automatically moved to bending mechanism and bent, and adjustable bending degree.The present invention enormously simplify the procedure of processing of Hardware fitting processing, reduce the labor intensity of worker, greatly enhance the processing efficiency and crudy of Hardware fitting.

Description

A processing device for hardware accessories

technical field

The invention relates to the field of mechanical equipment, in particular to a processing device for hardware fittings.

Background technique

During the production and processing of hardware accessories, it is usually necessary to unwind the rolled metal sheet, cut it into small pieces and flatten it, and then perform processing operations such as bending according to actual use needs. However, the processing automation of traditional hardware accessories is low. The rolled metal sheet needs to be unrolled on the unwinding equipment, and then cut section by section by the cutting equipment. After cutting, the sectioned metal sheet needs to be transferred to the school by the operator. The flattening equipment is used for flattening one by one, and then the operator bends the flattened metal sheets one by one through the bending equipment. The operation is complicated. When a large number of hardware accessories need to be processed, the labor intensity of the workers is quite high. , and the processing efficiency and processing quality are not guaranteed.

Contents of the invention

The object of the present invention is to provide a processing device for hardware fittings to solve the above-mentioned problems.

The technical problem solved by the present invention can adopt following technical scheme to realize:

A processing device for hardware accessories, comprising a frame, a feeding mechanism, a cutting mechanism and a bending mechanism, a first vertical plate is installed on the frame, and perforations are opened on the first vertical plate, the cutting mechanism includes a cutting rod, a cutting A seat and a cutting knife, the cutting bar is horizontally installed in the perforation, the cutting seat is fixedly connected with one end of the cutting bar, the cutting knife is set horizontally and detachably fixed on the bottom of the cutting seat, and the other end of the cutting bar is connected with a Cutting power mechanism that moves horizontally in the piercing;

A feeding seat is installed on the side of the first vertical plate close to the cutting knife, and a longitudinal feeding groove is opened on the feeding seat. The flat roller and the flattening roller are arranged above the front side of the longitudinal feeding trough, and one side of the frame is provided with a feeding motor, which is respectively connected to the discharge roller and the flattening roller with pulley transmission;

The bending mechanism is arranged on the left side of the first vertical plate. The bending mechanism includes a bending seat plate, a bending motor and an upper rolling wheel. The bending motor is fixed on the bending seat plate. Output hole, the output shaft of the bending motor passes through the output hole and its end is connected with the upper rolling wheel, the output shaft of the bending motor is also sleeved with an upper gear, the upper gear is fixedly connected with the output shaft of the bending motor and connected with the The upper rolling wheel is set coaxially; the rotatable frame on the bending seat plate is provided with a driven shaft, which is set parallel to the conveying shaft of the bending motor and is located below the output shaft of the bending motor, on the driven shaft The fixed sleeve is provided with a lower gear and a lower scroll wheel, and the lower gear and the lower scroll wheel are respectively arranged under the upper gear and the upper scroll wheel, and the upper gear and the lower gear are meshed and connected; the structure of the upper scroll wheel and the lower scroll wheel is the same, and the upper scroll wheel Annular grooves are provided on the annular walls of the rolling wheel and the lower scrolling wheel, and a rectangular bending strip is arranged between the upper and lower annular grooves. Adapt to the width of the groove;

There is a material guide groove between the feeding seat and the bending mechanism. The material guide groove includes an integrally formed vertical section and an arc section. The upper end of the vertical section is connected to the longitudinal feeding groove, and the lower end of the vertical section is connected to the arc section The other end of the arc section is aligned with the gap between the upper scroll wheel and the lower scroll wheel, and the upper cover of the material guide groove is provided with a material guide shell.

Further, the cutting power mechanism includes a driving wheel, a driving shaft, a driving shaft, a cutting motor and a gear box, and a second vertical plate is installed on the frame, the second vertical plate is vertically arranged with the first vertical plate, and the gear box is fixed On one side of the second vertical plate, the driving wheel is arranged on the other side of the second vertical plate, and the first bevel gear and the second bevel gear are arranged in the gearbox, and the first bevel gear and the second bevel gear The meshing transmission is connected, the second vertical plate is provided with a shaft hole, and the driving shaft is penetrated in the shaft hole. Both the driving shaft and the driving shaft are rotatably erected on the gear box through bearings, and the two ends of the driving shaft are respectively connected to the first The bevel gear is fixedly connected to the center of the driving wheel, one end of the driving shaft is fixedly connected to the second bevel gear, the cutting motor is fixed on the frame, and the other end of the driving shaft is connected to the delivery end of the cutting motor; the side wall of the driving wheel There is an annular groove on the top, one side of the annular groove is recessed toward the axis of the drive shaft to form a notch, the end of the cutting rod is fixed with a driving block, the bottom of the driving block is connected with a roller, and the roller is arranged in the annular groove. The diameter is adapted to the width of the annular groove.

Further, the height of the rectangular bent strip is adjusted by a lifting mechanism, which includes a lifting cylinder, a guide sleeve and a guide rod, the lifting cylinder is fixed on the bending seat plate through the cylinder seat, and the guide rod has two and It is symmetrically fixed on both sides of the cylinder seat. The two guide rods are covered with guide sleeves. The two ends of the guide sleeves are respectively fixed with the two ends of the rectangular bending bars. The length direction of sleeve extension guide bar moves up and down.

Further, the lower part of the longitudinal feeding trough is recessed inward to form a cavity, and a hard cushion block, a buffer column and a buffer spring are arranged in the cavity, the buffer column is a frustum-shaped structure, and the bottom of the buffer column is connected to the bottom of the feeding seat. Fixedly connected, the buffer spring is sleeved on the buffer column, one end of the buffer spring is fixedly connected with one side of the hard pad, and the other side of the hard pad is flush with the longitudinal feed chute when the buffer spring is in a natural state.

Compared with the prior art, the beneficial effects of the present invention are as follows:

The invention has compact structure and high degree of automation, and through the rotation of the flattening roller and the discharge roller, the metal plate is flattened during the automatic feeding process. The cutting motor drives the second bevel gear to rotate, thereby driving the first bevel gear to rotate to make the driving wheel rotate; with the rotation of the driving wheel, the roller rotates circularly along the annular groove, so that the driving block can drive the cutting rod to reciprocate in the perforation Form a continuous cutting action. The cutting knife plays a certain buffering role through the hard pad in the process of cutting the metal sheet, and the metal sheet after cutting is automatically dropped into the material guide groove due to gravity.

Pushed by the last metal plate, the metal plate enters between the upper and lower rolling wheels from the material guide groove, the bending motor drives the upper gear and the upper rolling wheel to rotate, and the lower gear and the upper gear mesh and drive to rotate, thereby passing from The moving shaft drives the lower rolling wheel to rotate, and through the cooperation of the rectangular bending strip and the annular groove on the upper rolling wheel, the middle part of the segmented metal sheet is in the circular groove of the upward rolling wheel under the extrusion of the rectangular bending strip. Bending, when different depths of bending are required, just adjust the height of the rectangular bending bar through the lifting cylinder; at the same time, the two sides of the bent metal plate pass through the upper rolling wheel and the lower rolling wheel The extrusion is extruded flat, and the processed metal sheet is sent out through the discharge channel on the side of the lower gear and the upper gear, which is very convenient to use. The invention greatly simplifies the processing steps of hardware fittings, reduces the labor intensity of workers, and largely improves the processing efficiency and quality of hardware fittings.

Description of drawings

FIG. 1 is a schematic structural view of a processing device for hardware accessories according to the present invention.

Fig. 2 is a partial structural schematic diagram of the cutting power mechanism of the present invention.

Fig. 3 is a partial structural schematic diagram of a processing device for hardware accessories according to the present invention.

Fig. 4 is a partially enlarged view of Fig. 3 according to the present invention.

Fig. 5 is a schematic diagram of a partial structure of the bending mechanism according to the present invention.

Fig. 6 is a second schematic diagram of the partial structure of the bending mechanism of the present invention.

FIG. 7 is a third schematic diagram of a partial structure of the bending mechanism of the present invention.

detailed description

In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific embodiments.

Referring to Figs. 1 to 7, a processing device for hardware accessories according to the present invention includes a frame 10, a feeding mechanism, a cutting mechanism and a bending mechanism. A first vertical plate 11 is installed on the frame 10, and a perforation is opened on the first vertical plate 11. The cutting mechanism includes a cutting rod 21 , a cutting seat 22 and a cutting knife 23 . The cutting bar 21 is transversely installed in the perforation hole, the cutting seat 22 is fixedly connected with one end of the cutting bar 21 , and the cutting knife 23 is horizontally arranged and detachably fixed on the bottom of the cutting seat 22 . The other end of the cutting rod 21 is connected with a cutting power mechanism for driving it to move left and right in the perforation.

A feeding seat 30 is installed on a side surface of the first vertical plate 11 close to the cutting knife 23, and a longitudinal feeding groove is provided on the feeding seat 30 along its height direction. The feeding mechanism includes a discharge roller 41 rotatably mounted on the frame 10 and a pair of flattening rollers 42 arranged in parallel. Flattening rollers 42 are provided above the front side of the longitudinal feed chute. One side of the frame 10 is provided with a feeding motor, and the feeding motor is respectively connected with the discharge roller 41 and the flattening roller 42 by belt pulley transmission. The coiled metal sheet is set on the discharge roller 41, and is gradually sent out with the rotation of the discharge roller 41. The metal sheet is flattened when it passes between the two flattening rollers 42, and then the metal sheet is fed from the longitudinal direction. The upper end of the chute feeds into the longitudinal feed chute.

The bending mechanism is arranged on the left side of the first vertical plate 11 , and the bending mechanism includes a bending seat plate 50 , a bending motor 51 and an upper rolling wheel 521 . The bending motor 51 is fixed on the bending seat plate 50, and an output hole is provided on the bending seat plate 50. The output shaft of the bending motor 51 passes through the output hole and its end is connected with the upper rolling wheel 521. The output shaft of the bending motor 51 is also sleeved with an upper gear 522 , and the upper gear 522 is fixedly connected with the output shaft of the bending motor 51 and arranged coaxially with the upper rolling wheel 521 . A driven shaft is rotatably erected on the bending seat plate 50 , and the driven shaft is arranged parallel to the conveying shaft of the bending motor 51 and is arranged below the output shaft of the bending motor 51 . A lower gear 531 and a lower scroll wheel 532 are fixedly sleeved on the driven shaft, and the lower gear 531 and the lower scroll wheel 532 are arranged below the upper gear 522 and the upper scroll wheel 521 respectively. The upper gear 522 and the lower gear 531 are connected in meshing transmission. The upper scroll wheel 521 and the lower scroll wheel 532 have the same structure, and the annular grooves 54 are provided on the annular walls of the upper scroll wheel 521 and the lower scroll wheel 532 . A rectangular bending strip 55 is arranged between the upper and lower annular grooves 54, and the height of the rectangular bending strip 55 is adjustable. The width of the rectangular bent strip 55 is adapted to the width of the annular groove 54 .

A material guide groove 60 is provided between the material feeding seat 30 and the bending mechanism, and the material guide groove 60 includes an integrally formed vertical section and an arc section. The upper end of the vertical section is connected with the longitudinal feeding trough, and the lower end of the vertical section is connected with one end of the arc section. The other end of the arc segment is aligned with the gap between the upper scroll wheel 521 and the lower scroll wheel 532 , and the upper cover of the material guide groove 60 is provided with a material guide shell 61 .

The cutting power mechanism includes a driving wheel 71 , a driving shaft 72 , a driving shaft 73 , a cutting motor 74 and a gear box 75 . A second vertical board 12 is also installed on the frame 10 , and the second vertical board 12 is vertically arranged with the first vertical board 11 . The gear box 75 is fixed on one side of the second vertical plate 12 , and the driving wheel 71 is disposed on the other side of the second vertical plate 12 . The gear box 75 is provided with a first bevel gear 751 and a second bevel gear 752, and the first bevel gear 751 and the second bevel gear 752 are meshed and connected in transmission. A shaft hole is opened on the second vertical plate 12 , and the driving shaft 72 passes through the shaft hole. Both the driving shaft 72 and the drive shaft 73 are rotatably mounted on the gear box 75 through the bearing 753 . Both ends of the drive shaft 72 are fixedly connected with the first bevel gear 751 and the center of the drive wheel 71 respectively, and one end of the drive shaft 73 is fixedly connected with the second bevel gear 752 . The cutting motor 74 is fixed on the frame 10 , and the other end of the driving shaft 73 is connected with the delivery end of the cutting motor 74 . An annular groove 711 is formed on a side wall of the driving wheel 71 , and one side of the annular groove 711 is recessed toward the axis of the driving shaft 72 to form a notch 712 . The end of cutting bar 21 is fixed with driving block 76, and the bottom of driving block 76 is connected with roller, and roller is located in the annular groove 711, and the diameter of roller is adapted to the width of annular groove 711. During use, the cutting motor 74 drives the second bevel gear 752 to rotate, thereby driving the first bevel gear 751 to rotate to make the drive wheel 71 rotate; as the drive wheel 71 rotates, the roller rotates circularly along the annular groove 711, thereby passing through the drive block 76 can drive the cutting rod 21 to reciprocate in perforation to form a continuous cutting action.

The bottom of the longitudinal feeding chute is recessed inwardly to form a cavity, and a hard cushion block 31, a buffer column 32 and a buffer spring 33 are arranged in the cavity. The buffer column 32 has a frustum-shaped structure, and the bottom of the buffer column 32 is fixedly connected with the bottom of the feeding seat 30 . The buffer spring 33 is sheathed on the buffer post 32 , and one end of the buffer spring 33 is fixedly connected to one side of the hard pad 31 . The other side of the hard cushion block 31 is flush with the vertical feeding groove when the buffer spring 33 is in a natural state. The cutting knife 23 plays a certain buffering role through the hard pad 31 in the process of cutting the sheet metal, and the sheet metal after cutting is automatically dropped into the material guide groove 60 due to gravity.

The height of the rectangular bending bar 55 is regulated by a lifting mechanism, which includes a lifting cylinder 81 , a guide sleeve 83 and a guide rod 84 . The lifting cylinder 81 is fixed on the bent seat plate 50 through the cylinder base 82 . Guide rod 84 has two and is symmetrically fixed on both sides on the cylinder block, and two guide rods 84 are provided with guide sleeve 83, and the two ends of guide sleeve 83 are respectively fixed with the two ends of rectangular bending bar 55. The movable end of the lifting cylinder 81 is connected with the guide sleeve 83 and can drive the guide sleeve 83 to move up and down along the length direction of the guide rod 84 . The segmented metal sheet that has been cut enters between the upper roller 521 and the lower roller 532 from the material guide chute 60, the bending motor 51 drives the upper gear 522 and the upper roller 521 to rotate, and the lower gear 531 and the upper gear 522 are engaged for transmission and rotate, thereby driving the lower scroll wheel 532 to rotate by the driven shaft, the rectangular bending strip 55 is located below the annular groove 54 of the upper scroll wheel 521 and its top surface is higher than the top surface of the lower scroll wheel 532, and the upper scroll wheel 521 and the lower rolling wheel 532 are respectively tangent to the segmented sheet metal, and through the cooperation of the rectangular bending bar 55 and the annular groove 54 on the upper rolling wheel 521, the middle part of the segmented metal sheet is placed on the rectangular bending bar 55 Bending in the annular groove 54 of the upward rolling wheel 521 under the extrusion effect, when it is necessary to carry out bending of different depths, only need to adjust the height of the rectangular bending bar 55 through the lifting cylinder 81; at the same time, Both sides of the bent metal sheet are squeezed flat by the extrusion of the upper rolling wheel 521 and the lower rolling wheel 532, and the finished metal sheet is sent out through the discharge channel 90 provided on the side of the lower gear 531 and the upper gear 522 .

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above-mentioned embodiments. What are described in the above-mentioned embodiments and the description only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will also have Variations and improvements are possible, which fall within the scope of the claimed invention. The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (4)

1. A kind of 1. processing unit (plant) of Hardware fitting, it is characterised in that：Including frame, feed mechanism, cutting mechanism and bending mechanism, First riser is installed in frame, perforation is offered on the first riser, the cutting mechanism includes cutter bar, cleavage block and cutting Knife, cutter bar are laterally arranged in perforation, and one end of cleavage block and cutter bar is fixedly linked, and cutter are horizontally disposed and detachable Ground is fixed on the bottom of cleavage block, and the other end of cutter bar is connected with for driving its cutting that left and right horizontal moves in perforation Actuating unit；

   Material feeding seat is installed on the one side of the close cutter of the first riser, longitudinal chute feeder is offered on material feeding seat, it is described Feed mechanism includes the discharge roller being rotationally set up in frame and a pair of slicking-in rollers be arrangeding in parallel, and slicking-in roller is located at vertical To the top of the front side of chute feeder, the side of frame is provided with feeding motor, feeding motor respectively with discharge roller and slicking-in roller belt wheel Transmission is connected；

   The bending mechanism is located at the left side of the first riser, and bending mechanism includes bending seat board, bending motor and upper scroll wheel, curved Folding motor is fixed on bending seat board, is bent and is offered delivery outlet on seat board, bend the output shaft of motor through delivery outlet and its End is connected with upper scroll wheel, bends and gear is also arranged with the output shaft of motor, the output shaft of gear and bending motor It is fixedly linked and is coaxially disposed with upper scroll wheel；Also rotatable set up has driven shaft on bending seat board, driven shaft and bending electricity The conveying axis of machine be arranged in parallel and fixed cover is provided with lower gear and lower rolling on the lower section for the output shaft for bending motor, driven shaft Driving wheel, lower gear and lower scroll wheel are respectively arranged on the lower section of gear and upper scroll wheel, gear and lower gear engaged transmission phase Even；Upper scroll wheel is identical with the structure of lower scroll wheel, and annular groove is offered in the annular wall of upper scroll wheel and lower scroll wheel, Rectangular bent bar, the height adjustable of rectangular bent bar, the width and ring of rectangular bent bar are provided between upper and lower two annular grooves The width of connected in star is adapted；

   Deflector chute is provided between material feeding seat and bending mechanism, deflector chute includes integrally formed vertical section and segmental arc, vertical section Upper end be connected with longitudinal chute feeder, the lower end of vertical section is connected with one end of segmental arc, in the alignment of the other end of segmental arc Space between scroll wheel and lower scroll wheel, guide clamshell is covered with deflector chute.
2. 2. the processing unit (plant) of Hardware fitting according to claim 1, it is characterised in that：The cutting power mechanism includes driving Driving wheel, drive shaft, driving shaft, cutting motor and gear-box, the second riser, the second riser and the first riser are also equipped with frame It is vertically arranged, gear-box is fixed on the side of the second riser, and driving wheel is located at the opposite side of the second riser, and the is provided with gear-box One angular wheel and the second angular wheel, the first angular wheel and the second angular wheel engaged transmission are connected, and are opened on the second riser Provided with axis hole, drive shaft is arranged in axis hole, and drive shaft and driving shaft are rotationally set up on gear-box by bearing part, Center of the both ends of drive shaft respectively with the first angular wheel and driving wheel is fixedly linked, one end of driving shaft and the second conical tooth Wheel is fixedly linked, and cutting motor is fixed in frame, and the other end of driving shaft is connected with the delivery end of cutting motor；Driving wheel Annular groove is offered in side wall, the axle center of a lateral drive shaft of annular groove is concavely formed recess, and the end of cutter bar is fixed with Drive block, the bottom of drive block are connected with roller, and roller in annular groove, with the width of annular groove mutually fit by the diameter of roller Should.
3. 3. the processing unit (plant) of Hardware fitting according to claim 1, it is characterised in that：The height of the rectangular bent bar is led to Cross elevating mechanism to be adjusted, the elevating mechanism includes lift cylinder, guide pin bushing and guide rod, and lift cylinder is consolidated by cylinder block Due on bending seat board, guide rod has two and the symmetrical both sides being fixed on cylinder block, and guide pin bushing is arranged with two guide rods, Both ends of the both ends of guide pin bushing respectively with rectangular bent bar are fixed, and the movable end of lift cylinder is connected with guide pin bushing and guide pin bushing can be driven to prolong The length direction of guide rod moves up and down.
4. 4. the processing unit (plant) of Hardware fitting according to claim 1, it is characterised in that：The bottom of longitudinal chute feeder to Interior recessed formation cavity, is provided with hard cushion block, bumper post and buffer spring in cavity, and bumper post is truncated cone-shaped structure, bumper post Bottom and the bottom of material feeding seat be fixedly linked, buffer spring is sheathed on bumper post, one end and the hard cushion block of buffer spring One side be fixedly linked, the another side of hard cushion block and longitudinal chute feeder flush during buffer spring nature.