CN217494508U - Bottom-up punching device - Google Patents

Abstract

The utility model provides a punching device from bottom to top, belonging to the technical field of machine tools in the manufacture of high-end equipment, comprising a workbench, a punching mechanism and a pressing mechanism, wherein the workbench is provided with an avoiding hole; the punching mechanism is arranged below the workbench, and a drill bit of the punching mechanism is used for upwards penetrating the avoidance hole; the pressing mechanism is arranged on the workbench and used for pressing a workpiece to be punched, which is arranged on the workbench. According to the bottom-up punching device provided by the embodiment, the punching mechanism is arranged below the workbench, a workpiece is pressed on the workbench by the pressing mechanism, the drill bit punches the workpiece from bottom to top, drill cuttings or colloidal particles at hole positions automatically fall off along with the gravity of the drill bit, and the problems that the drill cuttings or the colloidal particles are scattered on the workbench and the workpiece and time and labor are wasted in cleaning can be avoided; meanwhile, because the drilling mechanism is arranged below the workbench, the workbench has certain shielding and isolating effects on smoke generated during drilling, and pollution harm to operators is reduced.

Description

Bottom-up punching device

Technical Field

The utility model belongs to the technical field of the lathe in high-end equipment is made, concretely relates to perforating device from bottom to top.

Background

The drilling operation is performed by a drill bit from top to bottom, drilling cuttings after drilling are scattered on a working table surface and also scattered on a workpiece, the drilling operation of the next hole position can be performed only by cleaning, and the drilling efficiency is low; and the smog produced when punching is polluted, more the smog is spread in the space area above the workbench, and the smog has great harm to the human body.

Especially, when punching a workpiece made of rubber materials such as an automobile sealing strip and the like, scattered rubber particles can be stuck on a working table surface or the workpiece, so that the workpiece is not easy to clean, and the surface quality of the workpiece can be influenced.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a perforating device from bottom to top aims at solving the drilling cuttings mesa that scatters after punching, the difficult problem of clearance.

In order to achieve the above object, the utility model adopts the following technical scheme: provided is a bottom-up punching device, comprising: the punching mechanism comprises a workbench, a punching mechanism and a pressing mechanism, wherein the workbench is provided with avoidance holes; the punching mechanism is arranged below the workbench, and a drill bit of the punching mechanism is used for upwards penetrating through the avoidance hole; the pressing mechanism is arranged on the workbench and used for pressing a workpiece to be punched arranged on the workbench.

In a possible implementation manner, the punching mechanism comprises a drilling structure and a linear moving structure used for the drilling structure to move along a straight line, and the linear moving structure is fixed below the workbench.

In one possible implementation, the drilling structure is any one of an electric drill, a pneumatic drill, or a hydraulic drill.

In a possible implementation manner, the pressing mechanism includes a pressing bracket fixed on the workbench, a lifting module supported on the pressing bracket, and a pressing plate lifted along with the lifting module.

In a possible implementation manner, the pressing mechanism further comprises a guide assembly for lifting the pressing plate up and down.

In a possible implementation manner, the guide assembly comprises a rack fixed on the pressing support and a gear meshed with the rack, the lifting module is connected with the gear through a connecting shaft, and the pressing plate is connected with the connecting shaft through a connecting frame.

In a possible implementation manner, a plurality of groups of the punching mechanisms and the pressing mechanisms corresponding to the punching mechanisms are arranged on the workbench.

In a possible implementation mode, the punching machine further comprises a cutting mechanism for cutting off a workpiece to be punched, and the cutting mechanism is arranged at one end of the workbench.

In one possible implementation manner, the cutting mechanism includes a bottom plate, a cutting support fixed on the bottom plate, a linear moving assembly fixed on the cutting support, a lower cutter fixed on the bottom plate, and an upper cutter fixed at the lower end of the linear moving assembly.

In a possible implementation manner, the upper plate of the cutting support and the bottom plate are provided with guide posts therebetween, the lower end of the linear moving assembly is provided with a guide plate in sliding connection with the guide posts, and the upper cutter is connected below the guide plate.

The utility model provides a perforating device from bottom to top compares with prior art, and beneficial effect lies in: the punching mechanism is arranged below the workbench, a workpiece is pressed on the workbench from top to bottom by the pressing mechanism, the punching mechanism punches holes on the workpiece from bottom to top, drill cuttings or colloidal particles at hole positions after punching automatically fall off along with the gravity of a headrest, the drill cuttings or the colloidal particles can be prevented from scattering on the workbench and the workpiece, the labor intensity caused by cleaning is avoided, and the damage to the surface of the workpiece is also avoided; meanwhile, because the drilling mechanism is arranged below the workbench, the workbench has certain shielding and isolating effects on smoke generated during drilling, and pollution to operators is reduced.

Drawings

Fig. 1 is a schematic structural view of a bottom-up punching device provided in an embodiment of the present invention;

fig. 2 is a schematic structural view of a left half portion of a bottom-up hole-punching device according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a cutting mechanism according to an embodiment of the present invention;

description of reference numerals:

1. a punching mechanism; 11. a linearly moving structure; 12. drilling a hole structure; 2. a work table; 21. avoiding holes; 3. a hold-down mechanism; 31. a connecting rod; 32. a lifting module; 33. a connecting shaft; 34. a slider; 35. a vertical plate; 36. a gear; 37. a connecting frame; 38. a rack; 39. a column; 391. a slide rail; 392. a compression plate; 4. a cutting mechanism; 41. a linear moving assembly; 42. cutting off the bracket; 43. a guide post; 44. a guide plate; 45. mounting a cutter; 46. a base plate; 47. and (5) cutting off the knife.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 and fig. 2, a bottom-up punching device provided by the present invention will now be described. The bottom-up punching device comprises a workbench 2, a punching mechanism 1 and a pressing mechanism 3, wherein the workbench 2 is provided with avoidance holes 21; the punching mechanism 1 is arranged below the workbench 2, and a drill bit of the punching mechanism 1 is used for upwards penetrating through the avoidance hole 21; the pressing mechanism 3 is arranged on the workbench 2 and used for pressing a workpiece to be punched, which is arranged on the workbench 2.

The from bottom to top perforating device that this embodiment provided compares with prior art, and beneficial effect lies in: (1) the punching mechanism 1 is arranged below the workbench 2, a workpiece is pressed on the workbench 2 from bottom to top by the pressing mechanism 3, the punching mechanism 1 punches holes on the workpiece from bottom to top, drill cuttings or colloidal particles at hole positions automatically fall off along with the gravity of a headrest after punching, the drill cuttings or the colloidal particles can be prevented from scattering on the workbench 2 and the workpiece, the process of cleaning the drill cuttings is not needed, the workload is reduced, and the surface of the workpiece is prevented from being damaged; (2) simultaneously, because drilling mechanism is in the below of workstation 2, workstation 2 has certain isolation effect of sheltering from to the smog that produces when drilling, reduces the pollution harm to operating personnel.

The present embodiment further includes a frame, and the work table 2, the punching mechanism 1, and the pressing mechanism 3 may be fixed on the frame, wherein the structure of the frame is not shown in the figure.

In some embodiments, as shown in fig. 1 and 2, the hole punching mechanism 1 includes a hole drilling structure 12 and a linear moving structure 11 for moving the hole drilling structure 12 along a straight line, and the linear moving structure 11 is fixed below the worktable 2. Aiming at the operation that a row of holes are required to be punched on a workpiece along the linear direction, the drilling structure 12 is driven by the linear moving structure 11 to linearly move along the punching hole position of the workpiece, so that the rapid punching can be realized. The linear moving structure 11 may be fixed on the frame, or may be fixed below the working table 2 by a connecting member.

Alternatively, the drilling structure 12 may be any one of an electric drill, an air drill, or a hydraulic drill; the linear moving structure 11 is any one of linear transmission of an electric sliding table, an electric push rod, an air cylinder, a hydraulic cylinder, a gear rack, a screw rod and a nut.

To the work piece that same direction set up a row of holes, in order to improve the efficiency of punching, in this embodiment, dodge the shape of hole 21 and be rectangular shape to through being equipped with a set of or multiunit mechanism 1 of punching, can realize that the mechanism 1 of punching of many sets punches simultaneously punches. For example, to car sealing strip, the accessible sets up a set of or multiunit mechanism 1 of punching, punches to the different positions of sealing strip simultaneously, and a set of or multiunit mechanism 1 of punching can also punch simultaneously according to the specific mounted position of the structural design of the work piece that punches, obtains punching of two independent products simultaneously, also can punch simultaneously, obtains punching at the different positions of same product, and no matter which design of punching, all improved the efficiency of punching greatly.

This embodiment is applied to the production line, can also set up multiunit such as three groups, four groups and punch mechanism 1, punches to a plurality of independent products simultaneously.

Optionally, for the operation of punching two rows of holes on the workpiece, two parallel linear moving structures 11 may be disposed below the worktable 2 to drive the respective drill bits to simultaneously start punching from the left end and the right end, thereby improving the punching efficiency.

As an alternative embodiment of the pressing mechanism 3 provided in this embodiment, as shown in fig. 1 and fig. 2, the pressing mechanism 3 includes a pressing bracket fixed on the workbench 2, a lifting module supported on the pressing bracket, and a pressing plate 392 lifted along with the lifting module. The pressing mechanism 3 applies pre-pressure to the material to be punched from top to bottom, the pressing position is adjustable, and the material is prevented from being jacked by an electric drill or an air drill when the material is punched upwards, so that punching position deviation is avoided.

The work piece is arranged in workstation 2 on, the position of punching of work piece with dodge hole 21 and just dashing, the lift module drives pressure strip 392 and moves down, compresses tightly the work piece, linear movement structure 11 drives electric drill or pneumatic drill and removes the position of punching, can punch to the work piece, and during punching, drill chip or micelle drop by oneself because gravity, can not scatter or glue and paste on workstation 2 and work piece, has avoided the operation of clearance drill chip.

As shown in the embodiment of fig. 1 and 2, the pressing mechanism 3 further includes a guide assembly for lifting the pressing plate 392 up and down. Utilize the direction subassembly to lead and spacing the reciprocating of closing plate 392, can avoid compressing tightly the incline of position, promote the accuracy of the position that compresses tightly and the reliability that compresses tightly.

As shown in fig. 1 and 2, the guiding assembly includes a rack 38 fixed on the pressing bracket and a gear 36 engaging with the rack, the lifting module is connected to the gear 36 through a connecting shaft 33, and the pressing plate 392 is connected to the connecting shaft 33 through a connecting frame 37. Can guarantee the vertical removal of pressure strip through the rack, and the meshing of gear and rack also has the function of auto-lock, can realize reliable compressing tightly and locking, also can guarantee that the pressure strip stops in optional position.

Specifically, as shown in fig. 1 and fig. 2, two racks 38, gears 36 correspondingly engaging the racks 38, a connecting shaft 33 connecting the two gears 36, and a lifting module 32 for driving the connecting shaft 33 to move up and down are disposed on the pressing bracket, the racks 38 are fixed at two ends of the pressing bracket along a vertical direction, and the pressing plate 392 is connected to the connecting shaft 33 through the connecting frames 37 at the two ends. When the lifting module is operated downwards, the connecting shaft 33 is pushed to move downwards, and the gear 36 is driven to rotate along the rack 38. The lifting module adopts the lifting mode of the gear 36 and the rack 38, so that the lifting stability and the pressing smoothness of the pressing plate 392 can be improved.

Alternatively, the lifting module 32 may adopt linear actuators such as a linear sliding table, a lifting screw rod, an electric push rod, an air cylinder, and a hydraulic cylinder, so as to achieve lifting of the pressing plate 392 and achieve adjustment of pressing force on the workpiece.

In one embodiment shown in fig. 1 and 2, the pressing bracket comprises a vertical plate 35 and two vertical columns 39, a rack 38 is assembled on one side of each vertical column 39 facing the vertical plate 35, and a gear 36 is limited between the vertical plate 35 and the vertical column 39; a connecting rod 31 is arranged between the two connecting frames 37, and the connecting rod 31 is connected to the lower end of the lifting module 32. The two columns 39 are provided with support plates, and the lifting module 32 is assembled on the support plates and the vertical plates 35.

Optionally, baffles are further arranged at two ends of the vertical plate 35, the left and right directions of the gear 36 can be limited, and the vertical plate 35 and the upright post 39 are limited in the front and back directions of the gear 36.

Optionally, the left and right sides of the bottom of the pillar 39 are respectively provided with a reinforcing rib plate.

It should be noted that the "front-back, left-right, up-down" orientation in this document is the same as the orientation shown in fig. 1.

Optionally, as shown in fig. 1 and fig. 2, a sliding rail 391 is disposed on a side of the upright post 39 facing away from the rack 38 in the vertical direction, and the sliding block 34 slidably engaged with the sliding rail 391 is disposed on the pressing plate 392. Through the cooperation of slide rail 391 and slider 34, promote the stationarity that compresses tightly board 392 reciprocated, prevent that compressing tightly board 392 from taking place the skew and leading to the problem that can not flatten the work piece.

Wherein, a reinforcing rib plate is also arranged between the slide block 34 and the pressing plate 392; the connecting frame 37 connecting the connecting rod 31 and the pressing plate 392 is also provided with a reinforcing rib, and since the reinforcing rib is dispersed on each component and plays a role in improving the strength, the reinforcing rib is not labeled here.

In some embodiments, as shown in fig. 1, a plurality of sets of the punching mechanisms 1 and the pressing mechanisms 3 corresponding to the punching mechanisms 1 are provided on the table 2. The punching machine can punch holes from bottom to top at different positions of the same workpiece simultaneously, can also punch holes at different positions in sequence, can punch the same type of workpiece simultaneously, and greatly improves the punching efficiency.

As a specific embodiment of the bottom-up hole punching apparatus according to the present embodiment, as shown in fig. 1 and 3, the bottom-up hole punching apparatus further includes a cutting mechanism 4 for cutting a workpiece to be punched, and the cutting mechanism 4 is provided at one end of the table 2. The workpiece after punching or the workpiece before punching is cut according to the required size by the cutting mechanism 4, so that the trouble of cutting after taking down the workpiece can be avoided.

The punching device adopted by the embodiment can adopt the touch screen and the PLC control and provides two control modes of automation and manual operation. The device is assembled on a punching production line, and can realize automatic feeding, automatic cutting and automatic punching of workpieces.

As one embodiment of the cutting mechanism 4, as shown in fig. 1 and 3, the cutting mechanism 4 includes a base plate 46, a cutting bracket 42 fixed to the base plate 46, a linear moving unit 41 fixed to the cutting bracket 42, a lower cutter 47 fixed to the base plate 46, and an upper cutter 45 fixed to a lower end of the linear moving unit 41. The linear moving assembly 41 drives the lower cutter 47 to move downward, so that the workpiece passing through the upper cutter 45 and the lower cutter 47 can be cut off.

Similarly, the linear moving assembly 41 may adopt any one of linear actuators such as a linear sliding table, a lifting screw rod, an electric push rod, an air cylinder, and a hydraulic cylinder, so as to realize the linear movement of the upper cutting knife.

Alternatively, the base plate 46 is fixed to the frame or to one end of the table 2.

A following hole for the workpiece to pass through is formed between the upper cutter 45 and the lower cutter 47.

In some embodiments, as shown in fig. 1 and 3, a guide column 43 is disposed between an upper plate of the cutting support 42 and a bottom plate 46, a guide plate 44 slidably coupled to the guide column 43 is disposed at a lower end of the linear moving unit 41, and an upper cutter 45 is coupled to a lower portion of the guide plate 44. Through the guide post 43 that sets up, can lead the reciprocating of the actuating lever of linear movement subassembly 41, avoid going up the problem that the cut-off, tangent line position are inaccurate because of the skew takes place when cut-off knife 45 pushes down to can improve the accuracy of cutting off the position.

The bottom-up perforating device provided by the embodiment has the following beneficial effects:

(1) the punching mechanism 1 is arranged below the workbench 2, so that the problem that drill cuttings or colloidal particles are scattered on the surface of the workbench 2 and a workpiece is avoided.

(2) The workbench 2 is arranged above the punching mechanism 1, and the influence of smoke generated in punching on an operator is isolated to a certain extent.

(3) The multiple sets of punching mechanisms 1 are driven by different linear moving structures 11 respectively to simultaneously punch in different directions and different positions, so that the working efficiency is improved.

(4) The punching mechanism 1 is arranged below the workbench 2, and the safety of the operation process can be improved.

(5) The pressing mechanism 3 is pressed on the workpiece, so that the workpiece is prevented from being jacked by an electric drill or an air drill when the workpiece is punched upwards, and the punching position deviation is avoided.

(6) Decide mechanism 4 and can cut out the work piece according to the design size before punching or after punching, when punching, integrated the function of deciding, improved the integrated level of operation, improved the operating efficiency greatly.

In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or illustrated in a certain embodiment.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. A bottom-up perforating device, comprising:

a table (2) having an avoidance hole (21);

the punching mechanism (1) is arranged below the workbench (2), and a drill bit of the punching mechanism (1) is used for upwards penetrating through the avoiding hole (21); and

and the pressing mechanism (3) is arranged on the workbench (2) and is used for pressing a workpiece to be punched arranged on the workbench (2).

2. The bottom-up perforating device according to claim 1, characterized in that said perforating mechanism (1) comprises a perforating structure (12) and a linear movement structure (11) for the rectilinear movement of said perforating structure (12), said linear movement structure (11) being fixed under said table (2).

3. A bottom-up hole drilling apparatus according to claim 2, wherein the drilling structure (12) is any one of an electric drill, an air drill or a hydraulic drill.

4. The bottom-up hole punching apparatus according to claim 1, wherein the pressing mechanism (3) comprises a pressing bracket fixed to the upper surface of the working table (2), a lifting module supported by the pressing bracket, and a pressing plate (392) lifted and lowered by the lifting module.

5. The bottom-up hole punch device of claim 4, wherein the hold-down mechanism (3) further comprises a guide assembly for raising and lowering the hold-down plate (392).

6. The bottom-up hole punching apparatus according to claim 5, wherein the guide assembly comprises a rack (38) fixed to the pressing bracket and a gear (36) engaging with the rack, the lifting module (32) is connected to the gear (36) through a connecting shaft (33), and the pressing plate (392) is connected to the connecting shaft (33) through a connecting frame (37).

7. The bottom-up hole-punching apparatus according to claim 1, wherein a plurality of sets of said hole-punching mechanisms (1) and said pressing mechanisms (3) corresponding to each of said hole-punching mechanisms (1) are provided on said table (2).

8. The bottom-up perforating device as claimed in any of claims 1 to 7, characterized in that it further comprises a cutting mechanism (4) for cutting the workpiece to be perforated, said cutting mechanism (4) being arranged at one end of said table (2).

9. The bottom-up hole punching apparatus according to claim 8, wherein the cutting mechanism (4) includes a base plate (46), a cutting bracket (42) fixed to the base plate (46), a linearly moving member (41) fixed to the cutting bracket (42), a lower cutter (47) fixed to the base plate (46), and an upper cutter (45) fixed to a lower end of the linearly moving member (41).

10. The bottom-up perforating device as claimed in claim 9, characterized in that a guide post (43) is provided between the upper plate of said guillotine support (42) and said bottom plate (46), a guide plate (44) slidably connected to said guide post (43) is provided at the lower end of said linear moving member (41), and said upper cutter (45) is connected below said guide plate (44).

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