CN215847070U

CN215847070U - Drilling device for machining steel sleeve capable of avoiding expansion crack

Info

Publication number: CN215847070U
Application number: CN202122357644.4U
Authority: CN
Inventors: 谢方
Original assignee: Shandong Lutie Zhonghe Engineering Technology Co ltd
Current assignee: Shandong Lutie Zhonghe Engineering Technology Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-02-18
Anticipated expiration: 2031-09-28

Abstract

The utility model relates to the technical field of steel sleeve processing, and discloses a drilling device for steel sleeve processing, which avoids expansion cracks. This avoid drilling equipment for steel sleeve processing of rising crack, the sucking disc through utilizing movable column bottom is fixed with the desktop, fix between the base of usable air damper bottom and the desktop simultaneously, the produced vibration of drilling can be conducted to the reset spring of activity post lateral surface, reset spring atress compression and absorption part vibration, air damper work suppresses reset spring's unnecessary vibration simultaneously, prevent simple harmonic motion from taking place, finally realize that the change of vibration reduces the influence of vibration to the work piece, thereby realized the advantage that can reduce the vibration to the work piece influence.

Description

Drilling device for machining steel sleeve capable of avoiding expansion crack

Technical Field

The utility model relates to the technical field of steel sleeves, in particular to a drilling device for machining a steel sleeve, which avoids expansion cracks.

Background

The steel bar sleeve is also called a steel bar joint: be used for connecting the reinforcing bar and have the connecting piece with the corresponding internal thread of screw thread, simple construction flow: the structure principle of the novel steel bar connecting sleeve is that a part of longitudinal ribs and transverse ribs at the end parts of steel bars to be connected are stripped by a cutting method, then the longitudinal ribs and the transverse ribs are directly rolled into common straight threads, and then the common straight threads are connected by a specially-made straight thread steel bar connecting sleeve to form the connection of the steel bars.

The steel sleeve needs to drill a hole on the surface of the steel sleeve in the machining process and then drives the screw thread, the drilling precision directly influences the quality of the steel sleeve, the steel sleeve utilizes a drill bit to drill the surface of the steel sleeve in the drilling process, certain vibration can be generated in the drilling process, the vibration can be reversely conducted to the surface of the steel sleeve through a device to influence the steel sleeve to a certain extent, the steel sleeve is required to be positioned by hands when being drilled, and the steel sleeve is always cracked due to the large impact force of the drill bit in the drilling process, so that the quality of the steel sleeve is seriously influenced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the drilling device for processing the steel sleeve, which can avoid expansion cracks, has the advantages of reducing the influence of vibration on a workpiece and avoiding the expansion cracks of the workpiece, and solves the problems in the background art.

The utility model provides the following technical scheme: the utility model provides an avoid steel sleeve processing drilling equipment that rises and split, includes the workstation, the equal fixed mounting in four corners department of workstation bottom has the air damper, the equal fixed mounting in bottom of air damper has the base, the equal fixed mounting in four corners department of workstation lateral surface has the extension plate, the inside movable mounting of extension plate has movable post, the bottom and the fixed mounting that the extension plate was run through to the bottom of activity post have the sucking disc, the top and the fixed mounting that the extension plate was run through on the top of activity post have a limiting plate, reset spring has been cup jointed in the lateral surface activity of activity post, reset spring's upper and lower both ends respectively with the bottom of limiting plate and the top fixed connection of extension plate.

Preferably, the equal fixed mounting in the left and right sides on workstation top has the fixed block, the thread groove that runs through completely is all seted up to the one end of fixed block, the inside threaded connection of thread groove has the threaded rod, the one end swing joint of threaded rod has the clamp ring.

Preferably, the left and right sides on workstation top has all been seted up the spacing groove, the equal fixed mounting in bottom of clamp ring has the stopper, the clamp ring passes through the activity joint between stopper and the spacing groove.

Preferably, the equal fixed mounting in top of fixed block has the cylinder, the top fixed mounting of cylinder has the frame, the top fixed mounting of frame has the motor, motor output shaft runs through the top and the fixed mounting of frame medial surface has the transmission shaft, the bottom movable mounting of transmission shaft has the drill bit.

Preferably, the buffer block is movably sleeved on the outer side face of the transmission shaft, the inner side face of the buffer block is not contacted with the transmission shaft, buffer springs are fixedly mounted on the left side and the right side of the top end of the buffer block, and the top ends of the buffer springs are contacted with the top end of the inner side face of the rack.

Preferably, the middle part of workstation has been seted up and has been led to the groove, the equal fixed mounting in the left and right sides of workstation bottom has the guide rail, the below movable mounting of guide rail has the collection box that is located under leading to the groove.

Compared with the prior art, the utility model has the following beneficial effects:

1. this avoid drilling equipment for steel sleeve processing of rising crack, be fixed with air damper on the four corners position through the bottom at the workstation, be fixed with the extension plate on the four corners position of workstation lateral surface simultaneously, the sucking disc and the desktop of usable activity post bottom are fixed before the use, fix between the base of usable air damper bottom and the desktop simultaneously, the produced vibration of drilling can be conducted to the reset spring of activity post lateral surface, reset spring atress compression and absorption partial vibration, reset spring's unnecessary vibration is restrained in air damper work simultaneously, prevent to take place simple harmonic motion, finally realize dissolving of vibration and reduce the influence of vibration to the work piece, thereby realized the advantage that can reduce the vibration to the work piece influence.

2. The drilling device for processing the steel sleeve for avoiding expansion cracks is characterized in that a fixed block is fixed at the top end of a workbench, a threaded rod is connected with the top end of the workbench in a threaded manner, clamping rings are movably connected to one end of the threaded rod, a rack is arranged above the workbench, a drill bit is arranged below the rack, a workpiece can be placed between the two clamping rings during punching operation, the threaded rod can be driven to move relatively under the driving of a thread groove in an installation block by rotating the threaded rod, a limiting block at the bottom end of the clamping ring can move relatively under the action of the limiting groove and drive the clamping rings to move to clamp the workpiece, a motor and an air cylinder are started to drive the drill bit to rotate and move downwards, when the drill bit drills a hole with a certain depth, the surface of the workpiece can be contacted by a buffer block, the impact force is reduced by compressing a buffer spring, and the expansion cracks of the workpiece are avoided by the clamping and the reduction of the impact force, thereby realizing the advantage of avoiding the expansion crack of the workpiece.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an exploded view of the bottom end and collection box configuration of the present invention;

FIG. 3 is an exploded view of the threaded rod construction of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A in FIG. 2;

fig. 5 is an enlarged schematic view of the structure at B in fig. 3.

In the figure: 1. a work table; 2. a fixed block; 3. a cylinder; 4. a frame; 5. a motor; 6. a drive shaft; 7. a buffer block; 8. a buffer spring; 9. a drill bit; 10. a thread groove; 11. a threaded rod; 12. a clamping ring; 13. a limiting groove; 14. a limiting block; 15. an extension plate; 16. a movable post; 17. a limiting plate; 18. a return spring; 19. a suction cup; 20. an air damper; 21. a base; 22. a through groove; 23. a guide rail; 24. and (4) collecting the box.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in figures 1 and 2, the drilling device for processing the steel sleeve capable of avoiding expansion cracks comprises a workbench 1, wherein air dampers 20 are fixedly arranged at four corners of the bottom end of the workbench 1, bases 21 are fixedly arranged at the bottom ends of the air dampers 20, extension plates 15 are fixedly arranged at four corners of the outer side surface of the workbench 1, movable columns 16 are movably arranged in the extension plates 15, the bottom ends of the movable columns 16 penetrate through the bottom end of the extension plates 15 and are fixedly provided with suckers 19, the top ends of the movable columns 16 penetrate through the top end of the extension plates 15 and are fixedly provided with limiting plates 17, return springs 18 are movably sleeved on the outer side surfaces of the movable columns 16, the upper ends and the lower ends of the return springs 18 are fixedly connected with the bottom ends of the limiting plates 17 and the top ends of the extension plates 15 respectively, before use, the suckers 19 at the bottom ends of the movable columns 16 can be fixed with a desktop, and meanwhile, the bases 21 at the bottom ends of the air dampers 20 can be fixed with the desktop, the vibration generated by drilling can be transmitted to the return spring 18 on the outer side surface of the movable column 16, the return spring 18 is compressed under force and absorbs part of the vibration, meanwhile, the air damper 20 works to inhibit the redundant vibration of the return spring 18, so that simple harmonic motion is prevented, and finally, the vibration is eliminated and the influence of the vibration on the workpiece is reduced.

As shown in fig. 3 and fig. 5, the equal fixed mounting in the left and right sides on 1 top of workstation has fixed block 2, threaded groove 10 that runs through completely has all been seted up to the one end of fixed block 2, the inside threaded connection of threaded groove 10 has threaded rod 11, the one end swing joint of threaded rod 11 has clamp ring 12, spacing groove 13 has all been seted up to the left and right sides on 1 top of workstation, the equal fixed mounting in bottom of clamp ring 12 has stopper 14, clamp ring 12 passes through the activity joint between stopper 14 and the spacing groove 13, when punching the operation, can place the work piece between two clamp rings 12, and can drive threaded rod 11 relative displacement under the drive of the inside threaded groove 10 of mount block through rotating threaded rod 11, stopper 14 of clamp ring 12 bottom can be under the effect of spacing groove 13 relative displacement and drive clamp ring 12 displacement to the work piece clamp tightly this moment.

As shown in fig. 2 and 4, the top ends of the fixed blocks 2 are all fixedly provided with cylinders 3, the top ends of the cylinders 3 are fixedly provided with a frame 4, the top end of the frame 4 is fixedly provided with a motor 5, an output shaft of the motor 5 penetrates through the top end of the inner side surface of the frame 4 and is fixedly provided with a transmission shaft 6, the bottom end of the transmission shaft 6 is movably provided with a drill bit 9, the outer side surface of the transmission shaft 6 is movably sleeved with a buffer block 7, the inner side surface of the buffer block 7 is not contacted with the transmission shaft 6, the left side and the right side of the top end of the buffer block 7 are both fixedly provided with buffer springs 8, the top ends of the buffer springs 8 are both contacted with the top end of the inner side surface of the frame 4, the motor 5 and the cylinder 3 can be started to drive the drill bit 9 to rotate and move downwards, when the drill bit 9 drills a hole with a certain depth, the buffer block 7 can be contacted with the surface of a workpiece, and the impact force is reduced by compressing the buffer spring 8, and the expansion crack of the workpiece is avoided by the clamping of the workpiece and the reduction of the impact force.

As shown in fig. 2, logical groove 22 has been seted up at the middle part of workstation 1, the equal fixed mounting in the left and right sides of workstation 1 bottom has guide rail 23, the below movable mounting of guide rail 23 has the collection box 24 that is located under leading to groove 22, the piece that punches can get into the collection box 24 inside of below through leading to groove 22, when collecting box 24 and being full, collect box 24 through sliding and can drive and collect the relative guide rail 23 displacement of box 24 and realize dismantling and accomplish and empty.

The working principle is as follows: the drilling device for processing the steel sleeve capable of avoiding expansion cracks can be fixed with a table top by using a sucking disc 19 at the bottom end of a movable column 16 before use, and can also be fixed with the table top by using a base 21 at the bottom end of an air damper 20, when the drilling operation is carried out, a workpiece can be placed between two clamping rings 12, the threaded rod 11 can be driven to relatively displace by rotating the threaded rod 11 under the driving of an internal threaded groove 10 of an installation block, at the moment, a limiting block 14 at the bottom end of the clamping ring 12 can relatively move under the action of a limiting groove 13 and drive the clamping rings 12 to displace to clamp the workpiece, at the moment, a starting motor 5 and an air cylinder 3 drive a drill bit 9 to rotate and move downwards, when the drill bit 9 drills a hole with a certain depth, the buffer block 7 can be in contact with the surface of the workpiece, the impact force is reduced by compressing a buffer spring 8, the expansion cracks of the workpiece are avoided by the clamping of the workpiece and the reduction of the impact force, fragments generated by drilling can enter a collection box 24 below through a through groove 22, when the collecting box 24 is full, the collecting box 24 can be driven to move relative to the guide rail 23 by sliding the collecting box 24, the collection box 24 is disassembled to be inclined, vibration generated by drilling can be transmitted to the reset spring 18 on the outer side surface of the movable column 16, the reset spring 18 is compressed by force and absorbs part of vibration, meanwhile, the air damper 20 works to inhibit redundant vibration of the reset spring 18, simple harmonic motion is prevented from occurring, and finally vibration is removed to reduce the influence of vibration on a workpiece.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an avoid steel sleeve processing drilling equipment that rises and split, includes workstation (1), its characterized in that: the equal fixed mounting in four corners department of workstation (1) bottom has air damper (20), the equal fixed mounting in bottom of air damper (20) has base (21), the equal fixed mounting in four corners department of workstation (1) lateral surface has extension plate (15), the inside movable mounting of extension plate (15) has movable post (16), the bottom and the fixed mounting that the extension plate (15) was run through to the bottom of activity post (16) have sucking disc (19), the top and the fixed mounting that the top of activity post (16) ran through extension plate (15) have limiting plate (17), reset spring (18) have been cup jointed in the lateral surface activity of activity post (16), the upper and lower both ends of reset spring (18) respectively with the bottom of limiting plate (17) and the top fixed connection of extension plate (15).

2. The drilling device for processing the steel sleeve capable of avoiding the expansion crack according to claim 1, wherein: the equal fixed mounting in the left and right sides on workstation (1) top has fixed block (2), thread groove (10) that run through completely are all seted up to the one end of fixed block (2), the internal thread of thread groove (10) is connected with threaded rod (11), the one end swing joint of threaded rod (11) has clamp ring (12).

3. The drilling device for processing the steel sleeve capable of avoiding the expansion crack according to claim 2, wherein: spacing groove (13) have all been seted up to the left and right sides on workstation (1) top, the equal fixed mounting in bottom of clamp ring (12) has stopper (14), movable joint between clamp ring (12) through stopper (14) and spacing groove (13).

4. The drilling device for processing the steel sleeve capable of avoiding the expansion crack according to claim 2, wherein: the equal fixed mounting in top of fixed block (2) has cylinder (3), the top fixed mounting of cylinder (3) has frame (4), the top fixed mounting of frame (4) has motor (5), motor (5) output shaft runs through the top and the fixed mounting of frame (4) medial surface has transmission shaft (6), the bottom movable mounting of transmission shaft (6) has drill bit (9).

5. The drilling device for processing the steel sleeve capable of avoiding the expansion crack according to claim 4, wherein: buffer block (7) have been cup jointed in the lateral surface activity of transmission shaft (6), the medial surface of buffer block (7) does not contact with transmission shaft (6), the equal fixed mounting in the left and right sides on buffer block (7) top has buffer spring (8), the top of buffer spring (8) all contacts with the top of frame (4) medial surface.

6. The drilling device for processing the steel sleeve capable of avoiding the expansion crack according to claim 1, wherein: logical groove (22) have been seted up at the middle part of workstation (1), the equal fixed mounting in the left and right sides of workstation (1) bottom has guide rail (23), the below movable mounting of guide rail (23) has collection box (24) that are located under logical groove (22).