CN108480786B

CN108480786B - Double-gear-matched rack-driven single-knife copper bar punching equipment

Info

Publication number: CN108480786B
Application number: CN201810334830.6A
Authority: CN
Inventors: 王磊
Original assignee: Zhejiang Hanyu Machinery Technology Co Ltd
Current assignee: Zhejiang Hanyu Machinery Technology Co., Ltd
Priority date: 2018-04-15
Filing date: 2018-04-15
Publication date: 2020-10-30
Anticipated expiration: 2038-04-15
Also published as: CN108480786A

Abstract

The invention discloses single-cutter copper bar punching equipment adopting double-gear matched rack transmission, which comprises a supporting frame (1), a fixed seat (4), a rack mounting seat (5), a first rack (611) with a punching cutter, a second rack (612) with balls and a transmission assembly, wherein the transmission assembly comprises a main shaft (711) with gears at two ends, a transmission rotating shaft (712) with gears at two ends and a rack (18), the rack (18) is pushed to and fro along the length direction of the rack (18) and can sequentially drive the transmission rotating shaft (712) and the main shaft (711) to rotate, and the main shaft (711) rotates to enlarge or reduce the distance between the punching cutter mechanism and the balls (1112). The trompil operation can not hinder operating personnel's hand, avoids using the uneven circumstances that leads to damaging the galvanizing coat of copper bar of power, can not destroy the insulating material on the copper bar other places, adapts to the different copper bars in connecting hole aperture.

Description

Double-gear-matched rack-driven single-knife copper bar punching equipment

Technical Field

The invention relates to a single-knife copper bar punching device with double gears matched with a rack for transmission.

Background

The copper bar has the advantages of low resistivity, large bending degree and the like. Rely on above-mentioned advantage, the copper bar is often used as conducting material, be applied to in the high voltage distribution cabinet, play the effect that switches on components and parts in the high voltage distribution cabinet, consider as conducting material with the copper bar, corresponding insulation measure must be done, therefore often will adorn one deck insulating material on the copper bar, insulating material has just sheltered the connecting hole at the both ends that the copper bar was originally after the insulating material was adorned (the connecting hole of seting up on the copper bar is used as and reaches other components and parts in with the high voltage distribution cabinet through the fastener and is connected, the purpose of assembly), therefore need detach the insulating material on the connecting hole at copper bar both ends, need carry out the copper bar trompil operation promptly, make the connecting hole that. In the existing copper bar hole opening operation, no matter in related copper bar production and manufacturing enterprises or in related electrical appliance manufacturing enterprises, insulating materials at connecting holes at two ends of a copper bar are cut by a cutter, so that the following inevitable defect exists, the hand of an operator is injured due to improper operation, the zinc coating of the copper bar is damaged by force unevenly, the insulating materials at other places of the copper bar are damaged by excessive cutting or irregular cutting, and the original connecting holes on the copper bar cannot be exposed due to insufficient cutting; in addition, when the aperture of the connecting holes at the two ends of the copper bar is smaller, the cutting operation is not easy to implement; when the aperture of the connecting holes at the two ends of the copper bar is large, the cutting operation is relatively time-consuming and labor-consuming.

Disclosure of Invention

The technical problem to be solved by the invention is to provide the single-knife copper bar tapping equipment with the double gears matched with the rack for transmission, so that the hand of an operator cannot be injured in tapping operation, the condition that the zinc coating of the copper bar is damaged due to uneven force application is avoided, insulating materials on other places of the copper bar cannot be damaged, and the tapping equipment is suitable for copper bars with different hole diameters of connecting holes.

In order to solve the technical problems, the technical scheme provided by the invention is as follows: a double-gear-matched rack-driven single-cutter copper bar tapping device comprises a supporting frame erected on a workbench, wherein the supporting frame comprises a fixed seat, a first horizontal supporting block arranged on one side of the fixed seat, a second horizontal supporting block arranged on the other side of the fixed seat, a first vertical supporting leg connected with the first horizontal supporting block and a second vertical supporting leg connected with the second horizontal supporting block; the upper end of the rack mounting seat is rotatably connected with the lower end of the fixed seat; the first rack is provided with a hole cutter, the first rack is positioned in the supporting frame, one end of the first rack is provided with a hole cutter mechanism facing the bottom of the supporting frame, and the other end of the first rack horizontally penetrates into the rack mounting seat along a linear track from one side of the rack mounting seat; the second rack is provided with a ball, is positioned in the bearing frame, one end of the second rack is provided with the ball which can roll and faces the bottom of the bearing frame, and the other end of the second rack horizontally penetrates from the other side of the rack mounting seat along a linear track; the transmission assembly comprises a main shaft with gears at two ends, a transmission rotating shaft with gears at two ends and a rack, and the main shaft and the transmission rotating shaft are positioned in the rack mounting seat; the gear at one end of the main shaft is meshed with the teeth of the first rack with the tapping cutter on one side, and is meshed with the teeth of the second rack with the ball on the other side; the gear at the other end of the main shaft is meshed with the gear at one end of the transmission rotating shaft, one end of the rack penetrates through the rack mounting seat from front to back, teeth continuously distributed on the rack are meshed with the gear at the other end of the transmission rotating shaft, the rack is pushed to and fro along the length direction of the rack, the transmission rotating shaft and the main shaft can be driven to rotate in sequence, the main shaft can rotate to enlarge or reduce the distance between the tapping knife mechanism and the ball, and the tapping part in the tapping knife mechanism and the ball are at the same horizontal height.

Furthermore, one end of the first rack with the tapping knife is provided with a first mounting body for mounting the tapping knife mechanism, and the tapping knife mechanism comprises a first adjusting screw, a first pressure spring, the tapping knife, a first fixing plate and a plurality of first fastening bolts; the upper end of the tapping knife is a mounting end, and the lower end of the tapping knife is a tapping end; the first fixing plate is provided with a through groove which is vertically communicated for the perforating end of the perforating cutter to pass through, and after the perforating end of the perforating cutter vertically passes through the first fixing plate, the first fixing plate is fixedly connected to the bottom of the first mounting body through a first fastening bolt and enables the perforating end of the perforating cutter to face the bottom of the supporting frame; a first sinking platform with the diameter equivalent to that of the first pressure spring is formed at the mounting end of the tapping knife, and a first through hole which vertically penetrates through the first mounting body is formed in the first mounting body; the first pressure spring is vertically arranged in the first through hole, the lower end of the first pressure spring abuts against the first sinking platform, the upper end of the first through hole is provided with internal threads, and the lower end of the first adjusting screw is screwed into the upper end of the first through hole and abuts against the upper end of the first pressure spring; the peripheral wall of the lower end of the first through hole is provided with at least one first positioning groove extending along the axial direction of the first through hole, a first bump protrudes out of the mounting end of the tapping knife, the mounting end of the tapping knife is arranged in the first through hole, and the first bump is matched with the first positioning groove to limit the circumferential rotation of the tapping knife.

Furthermore, one end of the second rack with the balls is provided with a second mounting body, and the single-blade copper bar punching equipment further comprises a second adjusting screw, a second pressure spring, a second fixing plate, a plurality of second fastening bolts, a positioning column for mounting the rollable balls and a positioning seat fixed with the upper end of the positioning column in a threaded manner; the positioning column is provided with an accommodating cavity distributed along the axial direction of the positioning column, the balls are arranged in the accommodating cavity, part of the balls are exposed out of the lower end of the positioning column, the lower end of the positioning seat is screwed into the positioning column until the balls are contacted, the second fixing plate is provided with a through groove which is vertically communicated for the lower end of the positioning column to pass through, after the lower end of the positioning column vertically passes through the second fixing plate, the second fixing plate is fixedly connected to the bottom of the second installation body through a second fastening bolt, wherein the size of the upper end of the positioning seat is larger than that of the through groove so as to prevent the positioning seat from being pulled out of the through groove; a second through hole which vertically penetrates through the second installation body is formed in the second installation body, the upper end of the positioning seat is assembled into the second through hole, a second sinking platform with the diameter equivalent to that of a second pressure spring is formed at the upper end of the positioning seat, the second pressure spring is vertically installed in the second through hole, the lower end of the second pressure spring abuts against the second sinking platform, internal threads are formed at the upper end of the second through hole, and the lower end of a second adjusting screw is screwed into the upper end of the second through hole and abuts against the upper end of the second pressure spring; the peripheral wall of the lower end of the second through hole is provided with at least one second positioning groove extending along the axial direction of the second through hole, the peripheral wall of the upper end of the positioning seat is provided with a second convex block protruding outwards, and the upper end of the positioning seat is arranged in the second through hole and is matched with the second positioning groove so as to limit the circumferential rotation of the positioning seat.

Further, the teeth of the first rack with the tapping knife are positioned on the side edges of the first rack with the tapping knife and face the front end of the supporting frame, and the teeth of the second rack with the ball are positioned on the side edges of the second rack with the ball and face the rear end of the supporting frame; or the teeth of the first rack with the tapping knife are located on the side thereof and face the rear end of the support frame, and the teeth of the second rack with the ball are located on the side thereof and face the front end of the support frame.

Further, the rack mounting seat comprises an upper mounting seat and a lower mounting seat, and the upper mounting seat and the lower mounting seat are fixed through a plurality of first bolts and second bolts in a threaded connection manner; the first rack with the tapping knife is provided with a first open slot along the length direction, one end of a plurality of first bolts penetrates through the lower mounting seat and penetrates through the first open slot to be in threaded connection with the upper mounting seat, and the diameter of each first bolt is slightly smaller than the width of the first open slot; the second rack with the balls is provided with a second slot along the length direction, one end of a plurality of second bolts penetrates through the second slot from the lower mounting seat and penetrates through the second slot to be in threaded connection with the upper mounting seat, and the diameter of each first bolt is slightly smaller than the width of the second slot.

Furthermore, the first horizontal supporting block and the first vertical supporting leg are of an integrated structure, and the second horizontal supporting block and the second vertical supporting leg are of an integrated structure.

Further, the copper bar punching equipment further comprises a power mechanism used for driving the rack mounting seat to rotate, the power mechanism comprises a motor, a driving shaft and a follow-up shaft, an output shaft of the motor, the driving shaft and the follow-up shaft are coaxially arranged, the output shaft of the motor is connected with the upper end of the driving shaft, the lower end of the driving shaft is connected with the upper end of the follow-up shaft, the lower end of the follow-up shaft is connected with the upper end of the rack mounting seat, and the output shaft of the motor rotates to drive the rack mounting seat to rotate.

Furthermore, the follow-up shaft and the main shaft are coaxial, the main shaft is arranged in a hollow mode, a positioning ray emitter is installed in the follow-up shaft, and rays emitted by the positioning ray emitter vertically penetrate through the hollow portion of the main shaft and penetrate out of the rack mounting seat to serve as a hole center for positioning a hole of a copper bar to be perforated.

Furthermore, the driving shaft is arranged in a hollow mode, a power supply module for supplying power to the positioning ray emitter is installed in the hollow portion of the driving shaft, and the power supply module is electrically connected with the positioning ray emitter.

Furthermore, the rack is a strip-shaped structure, teeth continuously distributed along the length direction of the rack are formed on the side edge of the rack, guide blocks extending along the length direction of the rack are formed on the opposite side edges of the rack, and the section of the rack with the guide blocks is in a T shape.

Compared with the prior art, the structure design has the following advantages: the trompil operation can not hinder operating personnel's hand, avoids using the uneven circumstances that leads to damaging the galvanizing coat of copper bar of power, can not destroy the insulating material on the copper bar other places, adapts to the different copper bars in connecting hole aperture.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic plan view of the overall structure of the first embodiment of the present invention.

Fig. 3 is a view in elevation of fig. 2A-a.

Fig. 4 is a view in the direction of fig. 2B-B.

Fig. 5 is a view in the direction of fig. 2C-C.

Fig. 6 is a view in elevation of fig. 2D-D.

Fig. 7 is a right side view of fig. 2.

Fig. 8 is a view in elevation of fig. 7E-E.

Fig. 9 is an exploded view of portion a of fig. 2 from one perspective.

Fig. 10 is an exploded view of part B of fig. 2 from one perspective.

Fig. 11 is an exploded view of fig. 2 from another view point, part a.

Fig. 12 is an exploded view of fig. 2 from another perspective of section B.

Fig. 13 is a schematic plan view of the overall structure of the second embodiment of the present invention.

Fig. 14 is a schematic plan view of a portion a of fig. 13.

Fig. 15 is a schematic view of the rack mount of the present invention assembled with a first rack with a tapping knife and a second rack with a ball.

Fig. 16 is an exploded view of fig. 15.

Shown in the figure: 1. a support frame; 2. a fixed seat; 311. a first horizontal support block; 312. a second horizontal support block; 411. a first vertical support leg; 412. a second vertical support leg; 5. a rack mount; 511. an upper mounting seat; 512. a lower mounting seat; 513. a mounting cavity; 611. a first rack with a tapping knife; 612. a second rack with balls; 711. a main shaft; 712. a transmission rotating shaft; 713. a bearing; 811. a first mounting body; 812. a second mounting body; 911. a first adjusting screw; 912. a second adjusting screw; 1011. a first pressure spring; 1012. a second pressure spring; 1111. a tapping knife; 1112. a ball bearing; 1211. a first fixing plate; 1212. a second fixing plate; 1311. a first fastening bolt; 1312. a second fastening bolt; 1411. a first sinking platform; 1412. a second sinking platform; 1511. a first through hole; 1512. a second through hole; 1611. a first positioning groove; 1612. a second positioning groove; 1711. a first bump; 1712. a second bump; 18. a rack; 1811. a guide block; 1911. a first slot; 1912. a second slot; 2011. a first bolt; 2012. a second bolt; 21. a motor; 22. a drive shaft; 23. a follower shaft; 24. positioning a ray emitter; 25. a power supply module; 26. a hollow structure; 2711. a positioning column; 2712. a positioning seat.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Implementation mode one

The invention discloses a double-gear-matched rack-driven single-blade copper bar punching device, which comprises a punching device, a punching device and a punching device, wherein referring to figures 1-12, 15 and 16,

the device comprises a supporting frame 1 erected on a workbench, and the supporting frame comprises a fixed seat 2, a first horizontal supporting block 311 arranged on one side of the fixed seat 2, a second horizontal supporting block 312 arranged on the other side of the fixed seat 2, a first vertical supporting leg 411 connected with the first horizontal supporting block 311, and a second vertical supporting leg 412 connected with the second horizontal supporting block 312;

the upper end of the rack mounting seat 5 is rotatably connected with the lower end of the fixed seat 2;

a first rack 611 with a tapping knife, which is located in the supporting frame 1, one end of which is provided with a tapping knife mechanism facing the bottom of the supporting frame 1, and the other end of which horizontally penetrates along a linear track from one side of the rack mounting seat 5;

a second rack 612 with balls, which is located in the support frame 1, and one end of which is provided with a ball 1112 facing the bottom of the support frame 1, and the other end of which horizontally penetrates along a linear track from the other side of the rack mount 5;

the transmission assembly comprises a main shaft 711 with gears at two ends, a transmission rotating shaft 712 with gears at two ends and a rack 18, wherein the main shaft 711 and the transmission rotating shaft 712 are positioned in the rack mounting seat 5; a gear at one end of the main shaft 711, one side of which has teeth engaged with the teeth of the first rack 611 with the tapping knife, and the other side of which has teeth engaged with the teeth of the second rack 612 with the balls; the gear at the other end of the main shaft 711 is engaged with the gear at one end of the transmission rotating shaft 712, one end of the rack 18 passes through the rack mounting seat 5 from front to back, the teeth continuously distributed on the rack are engaged with the gear at the other end of the transmission rotating shaft 712, the rack 18 is pushed to and fro along the length direction of the rack 18, the transmission rotating shaft 712 and the main shaft 711 can be driven to rotate in sequence, the main shaft 711 rotates to enlarge or reduce the distance between the tapping knife mechanism and the ball 1112, and the tapping part in the tapping knife mechanism and the ball 1112 are at the same horizontal height.

The axes of the transmission shaft 712 and the main shaft 711 are parallel to each other, and the axis of the rack 18 and the axis of the transmission shaft 712 are relatively perpendicular. Wherein the first rack 611 with the tapping knife and the second rack 612 with the ball are at the same level.

Wherein, trompil sword mechanism is along with 5 circumferential direction of rack mount pad in order to accomplish the trompil operation, and the length direction along rack 18 is reciprocal to be promoted rack 18, drives transmission pivot 712 and main shaft 711 according to the preface and rotates, main shaft 711 rotates and to make the interval between trompil sword mechanism and the ball 1112 enlarge or reduce to the copper bar that the adaptation trompil aperture is different realizes that the aperture size of trompil is adjustable promptly, has adapted to the different copper bars in connecting hole aperture.

Copper bar trompil operation relies on whole copper bar trompil equipment, alright in order to implement the trompil operation, therefore injures operating personnel's hand.

Copper bar trompil operation relies on trompil sword mechanism along with 5 circumferential direction of rack mount pad in order to accomplish the trompil operation, does not have the inhomogeneous condition of atress, has avoided the condition that the galvanizing coat of trompil operation damage the copper bar.

The interval between trompil sword mechanism and the ball 1112 is adjustable in order to adapt to the aperture on the copper bar of treating the trompil, does not have too much to tailor, and the anomalous condition is tailor or tailor to the too few, therefore can not destroy the insulating material's on the copper bar other places the condition, does not have the condition that can not expose the connecting hole originally on the copper bar.

In a specific implementation, one end of the first rack 611 with the tapping knife has a first mounting body 811 for mounting the tapping knife mechanism, the first rack 611 with the tapping knife includes a horizontal bar-shaped body and a cylindrical or block-shaped structural body provided at an end of the horizontal bar-shaped body, teeth continuously distributed on a side of the horizontal bar-shaped body and engaged with a gear at one end of the main shaft 711 are formed on the side of the horizontal bar-shaped body, the cylindrical or block-shaped structural body constitutes the first mounting body 811, that is, the first mounting body 811 is a cylindrical structural body or a square block-shaped structural body, wherein the horizontal bar-shaped body and the first mounting body 811 are of an integral structure.

On one hand, the tapping knife mechanism is provided with a longitudinal buffer, so that the tapping operation of rigid and rigid collision can be relieved to a certain extent, and the copper bar is prevented from being damaged; on the other hand, through the matching of the related structures, the situation that the hole cannot be opened due to the circumferential rotation of the hole opening knife mechanism is avoided in the hole opening operation; finally, the structure of the entire tapping knife mechanism is relatively simple, and the assembly process of the tapping knife mechanism with the first mounting body 811 is also relatively simple, while ensuring the above-described functional effects.

The tapping knife mechanism comprises a first adjusting screw 911, a first pressure spring 1011, a tapping knife 1111, a first fixing plate 1211 and a plurality of first fastening bolts 1311; the upper end of the tapping knife 1111 is a mounting end, and the lower end of the tapping knife 1111 is a tapping end; a through groove which is vertically penetrated through the first fixing plate 1211 and through which the opening end of the opening knife 1111 passes is formed in the first fixing plate 1211, and after the opening end of the opening knife 1111 vertically passes through the first fixing plate 1211, the first fixing plate 1211 is fixedly connected to the bottom of the first mounting body 811 through a first fastening bolt 1311 and the opening end of the opening knife 1111 faces the bottom of the support frame 1; a first sinking platform 1411 with the diameter equivalent to that of the first pressure spring 1011 is formed at the mounting end of the tapping knife 1111, and a first through hole 1511 which vertically penetrates through the first mounting body 811 is formed on the first mounting body 811; the first pressure spring 1011 is vertically installed in the first through hole 1511, the lower end of the first pressure spring 1011 abuts against the first sinking platform 1411, the upper end of the first through hole 1511 is provided with internal threads, and the lower end of the first adjusting screw 911 is screwed into the upper end of the first through hole 1511 and abuts against the upper end of the first pressure spring 1011; the peripheral wall of the lower end of the first through hole 1511 is provided with at least one first positioning groove 1611 extending along the axial direction of the first through hole 1511, the mounting end of the tapping knife 1111 protrudes with a first protrusion 1711, the mounting end of the tapping knife 1111 is installed in the first through hole 1511, and the first protrusion 1711 is matched with the first positioning groove 1611 to limit the circumferential rotation of the tapping knife 1111.

Specifically, the second rack 612 with the balls plays a role in assisting in opening the holes, and the whole equipment only needs to be thrown into a set of hole opening cutter mechanism for opening the holes, so that the later maintenance of the equipment is facilitated. One end of the second rack 612 with balls is provided with a second mounting body 812, and the single-blade copper bar punching equipment further comprises a second adjusting screw 912, a second pressure spring 1012, a second fixing plate 1212, a plurality of second fastening bolts 1312, a positioning column 2711 for mounting the rollable balls 1112 and a positioning seat 2712 screwed and fixed with the upper end of the positioning column 2711; the positioning post 2711 is provided with accommodating cavities distributed along the axial direction of the positioning post 2711, the balls 1112 are arranged in the accommodating cavities, part of the balls 1112 are exposed out of the lower end of the positioning post 2711, the lower end of the positioning post 2712 is screwed into the positioning post 2711 until the lower end of the positioning post 2712 contacts with the balls 1112, the second fixing plate 1212 is provided with a through groove which is vertically penetrated for the lower end of the positioning post 2711 to pass through, after the lower end of the positioning post 2711 vertically penetrates through the second fixing plate 1212, the second fixing plate 1212 is fixedly connected to the bottom of the second mounting body 812 through a second fastening bolt 1312, wherein the size of the upper end of the positioning post 2712 is larger than that of the through groove so as to prevent the positioning post 2712 from escaping from the; a second through hole 1512 penetrating the second mounting body 812 up and down is formed in the second mounting body 812, the upper end of the positioning seat 2712 is assembled into the second through hole 1512, a second sinking platform 1412 with a diameter equivalent to that of a second pressure spring 1012 is formed at the upper end of the positioning seat 2712, the second pressure spring 1012 is vertically assembled into the second through hole 1512, the lower end of the second pressure spring 1012 abuts against the second sinking platform 1412, internal threads are formed at the upper end of the second through hole 1512, and the lower end of the second adjusting screw 912 is screwed into the upper end of the second through hole 1512 and abuts against the upper end of the second pressure spring 1012; the peripheral wall of the lower end of the second through hole 1512 is provided with at least one second positioning groove 1612 extending along the axial direction of the second through hole 1512, the peripheral wall of the upper end of the positioning seat 2712 is provided with a second convex block 1712, and the upper end of the positioning seat 2712 is installed in the second through hole 1512, so that the second convex block 1712 is matched with the second positioning groove 1612 to limit the circumferential rotation of the positioning seat 2712.

The opening portion of the opening knife mechanism and the opening portion of the ball 1112 are at the same level, specifically, the opening end of the opening knife 1111 of the opening knife mechanism and the opening end of the second opening knife 1112 of the ball 1112 are at the same level.

In practical implementation, the teeth of the first rack 611 with the tapping knife are located at the side edges thereof and face the front end of the support frame 1, and the teeth of the second rack 612 with the ball are located at the side edges thereof and face the rear end of the support frame 1;

or the teeth of the first rack 611 with the tapping knife are located at its side and directed towards the rear end of the support frame 1 and the teeth of the second rack 612 with the balls are located at its side and directed towards the front end of the support frame 1.

In specific implementation, the rack mount 5 includes an upper mount 511 and a lower mount 512, and the upper mount 511 and the lower mount 512 are screwed and fixed by a plurality of first bolts 2011 and second bolts 2012; the first rack 611 with the tapping knife is provided with a first slot 1911 along the length direction thereof, and one end of a plurality of first bolts 2011 penetrates through the lower mounting seat 512 and penetrates through the first slot 1911 to be screwed with the upper mounting seat 511, wherein the diameter of the first bolts 2011 is slightly smaller than the width of the first slot 1911; the second rack 612 with balls has a second slot 1912 along its length direction, and one end of a plurality of second bolts 2012 penetrates from the lower mounting seat 512 and passes through the second slot 1912 to be screwed with the upper mounting seat 511, wherein the diameter of the first bolt 2011 is slightly smaller than the width of the second slot 1912.

Wherein, the first open slot 1911 is arranged on the horizontal bar-shaped body of the first rack 611 with the tapping knife; the second slot 1912 is provided in the horizontal bar of the second ball bearing rack 612.

When the copper bar punching device is specifically implemented, the copper bar punching device further comprises a power mechanism used for driving the rack mounting seat 5 to rotate, the power mechanism comprises a motor 21, a driving shaft 22 and a driven shaft 23, an output shaft of the motor 21, the driving shaft 22 and the driven shaft 23 are coaxially arranged, the output shaft of the motor 21 is connected with the upper end of the driving shaft 22, the lower end of the driving shaft 22 is connected with the upper end of the driven shaft 23, the lower end of the driven shaft 23 is connected with the upper end of the rack mounting seat 5, and the output shaft of the motor 21 rotates to drive the rack mounting seat 5 to rotate.

Because the aperture of waiting to trompil on the copper bar needs to be equivalent with the interval between second trompil sword 1112 and the trompil sword 1111, just can accomplish comparatively accurate trompil operation, adopt following specific measure, through the hole center location, reciprocal promotion rack 18 along the length direction of rack 18 drives transmission pivot 712 and main shaft 711 according to the preface and rotates, main shaft 711 rotates and to make the interval between trompil sword mechanism and ball 1112 enlarge or reduce, reach the mesh that the aperture of waiting to trompil on the copper bar is equivalent with the interval between second trompil sword 1112 and the trompil sword 1111 rapidly. The follow-up shaft 23 and the main shaft 711 are coaxial, the main shaft 711 is arranged in a hollow mode, a positioning ray emitter 24 is installed in the follow-up shaft 23, rays emitted by the positioning ray emitter 24 vertically penetrate through the hollow portion of the main shaft 711 and penetrate out of the rack installation seat 5 to be used for positioning the hole center of a hole of a copper bar to be punched, the driving shaft 22 is arranged in a hollow mode, a power supply module 25 for supplying power to the positioning ray emitter 24 is installed in the hollow portion of the driving shaft 22, and the power supply module 25 is electrically connected with the positioning ray emitter 24.

In specific implementation, the rack 18 is a strip-shaped structure, the side edge of the rack 18 is formed with teeth continuously distributed along the length direction of the rack 18, the opposite side edge of the rack is formed with a guide block 1811 extending along the length direction of the rack 18, and the cross section of the rack 18 with the guide block 1811 is in a T shape, so that the rack 18 is prevented from shaking in the process of pushing the rack 18, and the rack 18 is ensured not to be disengaged from the gear engagement of the transmission rotating shaft 712.

The distance between the tapping knife mechanism and the ball 1112 is specifically the distance between the low point of the tapping knife 1111 and the low point of the ball 1112 of the tapping knife mechanism. This distance is indicated by d in fig. 2, and the low point of hole cutter 1111 of the hole cutter mechanism is at the same level as second hole cutter 1112 of ball 1112.

Example two

The whole apparatus mounting structure is similar to the second rack 612 with ball and ball 1112 in the first embodiment, and the whole apparatus mounting structure is partially different from the first rack 611 with hole cutter and the hole cutter mechanism in the first embodiment, and the detailed development of the structure of the difference between the first rack 611 with hole cutter and the hole cutter mechanism in the first embodiment is as follows, see fig. 13 and fig. 14.

One end of the first rack 611 with the hole cutter is provided with a first mounting body 811 for mounting the hole cutter mechanism, the first rack 611 with the hole cutter comprises a horizontal strip-shaped body and a cylindrical or block-shaped structural body arranged at the end of one end of the horizontal strip-shaped body, the side edge of the horizontal strip-shaped body is provided with teeth which are continuously distributed and meshed with the gear at one end of the main shaft 713, the cylindrical or block-shaped structural body forms the first mounting body 811, namely, the second mounting body 811 is a cylindrical or block-shaped structural body, wherein the horizontal strip-shaped body and the first mounting body 811 are in an integrated structure, the hole cutter mechanism comprises a hole cutter, the upper end of the hole cutter 1111 is a mounting end, the lower end of the hole cutter is a hole opening end, the mounting end of the hole cutter 1111 is provided with symmetrically arranged mounting lugs, and the mounting lugs are tightly attached to the bottom of the first mounting body 811 and are fixedly connected through fastening screws, the tapping knife 1111 is tapped with its tapping end facing downwards, i.e. towards the bottom of the support frame 1.

In the present embodiment, the assembly efficiency between first rack 611 with a tapping knife and the tapping knife mechanism is faster than that in the first embodiment.

In the above embodiments, the first horizontal supporting block 311 and the second horizontal supporting block 312 are provided with the hollow structures 26, and the upper ends of the first adjusting screw 911 and the upper end of the second adjusting screw 912 are provided with corresponding linear grooves, which are vertically opposite to the hollow structures 26, so as to facilitate the rotation operation of the first adjusting screw 911 and the second adjusting screw 912 by a linear screwdriver.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The utility model provides a double gear cooperation rack driven single sword copper bar trompil equipment which characterized in that: comprises that

The supporting frame (1) is erected on the workbench and comprises a fixed seat (2), a first horizontal supporting block (311) arranged on one side of the fixed seat (2), a second horizontal supporting block (312) arranged on the other side of the fixed seat (2), a first vertical supporting leg (411) connected with the first horizontal supporting block (311) and a second vertical supporting leg (412) connected with the second horizontal supporting block (312);

the upper end of the rack mounting seat (5) is rotatably connected with the lower end of the fixed seat (2);

the first rack (611) is provided with a tapping knife and is positioned in the supporting frame (1), one end of the first rack is provided with a tapping knife mechanism facing the bottom of the supporting frame (1), and the other end of the first rack horizontally penetrates from one side of the rack mounting seat (5) along a linear track;

the second rack (612) is provided with balls and is positioned in the bearing frame (1), one end of the second rack is provided with the rollable balls (1112) facing the bottom of the bearing frame (1), and the other end of the second rack horizontally penetrates from the other side of the rack mounting seat (5) along a linear track;

the transmission assembly comprises a main shaft (711) with gears at two ends, a transmission rotating shaft (712) with gears at two ends and a rack (18), and the main shaft (711) and the transmission rotating shaft (712) are positioned in the rack mounting seat (5); the gear at one end of the main shaft (711) has teeth on one side meshed with the teeth of the first rack (611) with the tapping knife and has teeth on the other side meshed with the teeth of the second rack (612) with the ball; the gear at the other end of the main shaft (711) is meshed with the gear at one end of the transmission rotating shaft (712), one end of the rack (18) penetrates through the rack mounting seat (5) from front to back, teeth continuously distributed on the rack are meshed with the gear at the other end of the transmission rotating shaft (712), the rack (18) is pushed to and fro along the length direction of the rack (18), the transmission rotating shaft (712) and the main shaft (711) can be sequentially driven to rotate, the main shaft (711) can rotate to enlarge or reduce the distance between the tapping knife mechanism and the ball (1112), and the tapping part in the tapping knife mechanism and the ball (1112) are at the same horizontal height;

one end of the first rack (611) with the tapping knife is provided with a first mounting body (811) for mounting the tapping knife mechanism, and the tapping knife mechanism comprises a first adjusting screw (911), a first pressure spring (1011), a tapping knife (1111), a first fixing plate (1211) and a plurality of first fastening bolts (1311); the upper end of the tapping knife (1111) is a mounting end, and the lower end of the tapping knife (1111) is a tapping end; a through groove which penetrates through the first fixing plate (1211) up and down to allow the opening end of the opening knife (1111) to pass through is formed in the first fixing plate (1211), after the opening end of the opening knife (1111) vertically passes through the first fixing plate (1211), the first fixing plate (1211) is fixedly connected to the bottom of the first mounting body (811) through a first fastening bolt (1311), and the opening end of the opening knife (1111) faces the bottom of the support frame (1); a first sinking platform (1411) with the diameter equivalent to that of a first pressure spring (1011) is formed at the mounting end of the tapping knife (1111), and a first through hole (1511) which vertically penetrates through the first mounting body (811) is formed on the first mounting body (811); the first pressure spring (1011) is vertically arranged in the first through hole (1511), the lower end of the first pressure spring abuts against the first sinking platform (1411), the upper end of the first through hole (1511) is provided with internal threads, and the lower end of the first adjusting screw (911) is screwed into the upper end of the first through hole (1511) and abuts against the upper end of the first pressure spring (1011); the peripheral wall of the lower end of the first through hole (1511) is provided with at least one first positioning groove (1611) extending along the axial direction of the first through hole (1511), the mounting end of the tapping knife (1111) protrudes with a first bump (1711), the mounting end of the tapping knife (1111) is arranged in the first through hole (1511), and the first bump (1711) of the tapping knife (1111) is matched with the first positioning groove (1611) to limit the circumferential rotation of the tapping knife (1111);

one end of the second rack (612) with the balls is provided with a second installation body (812), the single-blade copper bar hole drilling equipment further comprises a second adjusting screw (912), a second pressure spring (1012), a second fixing plate (1212), a plurality of second fastening bolts (1312), a positioning column (2711) for installing the rolling balls (1112) and a positioning seat (2712) fixed with the upper end of the positioning column (2711) in a threaded manner; the positioning column (2711) is provided with an accommodating cavity distributed along the axial direction of the positioning column, the balls (1112) are arranged in the accommodating cavity, part of the balls (1112) are exposed out of the lower end of the positioning column (2711), the lower end of the positioning seat (2712) is screwed into the positioning column (2711) until the balls (1112) contact, the second fixing plate (1212) is provided with a through groove which is vertically penetrated for the lower end of the positioning column (2711) to pass through, after the lower end of the positioning column (2711) vertically passes through the second fixing plate (1212), the second fixing plate (1212) is fixedly connected to the bottom of the second mounting body (812) through a second fastening bolt (1312), wherein the size of the upper end of the positioning seat (2712) is larger than that of the through groove so as to prevent the positioning seat (2712) from being pulled out of the through groove; a second through hole (1512) which vertically penetrates through the second mounting body (812) is formed in the second mounting body (812), the upper end of the positioning seat (2712) is assembled into the second through hole (1512), a second sinking platform (1412) with the diameter equivalent to that of a second pressure spring (1012) is formed at the upper end of the positioning seat (2712), the second pressure spring (1012) is vertically assembled into the second through hole (1512), the lower end of the second pressure spring abuts against the second sinking platform (1412), internal threads are formed at the upper end of the second through hole (1512), and the lower end of the second adjusting screw (912) is screwed into the upper end of the second through hole (1512) and abuts against the upper end of the second pressure spring (1012); the peripheral wall of the lower end of the second through hole (1512) is provided with at least one second positioning groove (1612) extending along the axial direction of the second through hole (1512), the peripheral wall of the upper end of the positioning seat (2712) is provided with a second convex block (1712) protruding outwards, and the upper end of the positioning seat (2712) is arranged in the second through hole (1512) and the second convex block (1712) of the positioning seat (2712) is matched with the second positioning groove (1612) to limit the circumferential rotation of the positioning seat (2712).

2. The single-knife copper bar tapping device with the double gear matched with the rack transmission as claimed in claim 1, wherein: the teeth of the first rack (611) with the tapping knife are positioned at the side edges and face the front end of the supporting frame (1), and the teeth of the second rack (612) with the ball are positioned at the side edges and face the rear end of the supporting frame (1); or the teeth of the first toothed rack (611) with the tapping knife are located at the sides thereof and face the rear end of the support frame (1), and the teeth of the second toothed rack (612) with the ball are located at the sides thereof and face the front end of the support frame (1).

3. The single-knife copper bar tapping device with the double gear matched with the rack transmission as claimed in claim 1, wherein: the rack mounting seat (5) comprises an upper mounting seat (511) and a lower mounting seat (512), and the upper mounting seat (511) and the lower mounting seat (512) are fixed through a plurality of first bolts (2011) and second bolts (2012) in a threaded manner; the first rack (611) with the tapping knife is provided with a first open slot (1911) along the length direction, one end of a plurality of first bolts (2011) penetrates through the lower mounting seat (512) and penetrates through the first open slot (1911) to be in threaded connection with the upper mounting seat (511), wherein the diameter of the first bolts (2011) is slightly smaller than the width of the first open slot (1911); the second rack (612) with the balls is provided with a second slot (1912) along the length direction, one end of a plurality of second bolts (2012) penetrates through the second slot (1912) from the lower mounting seat (512) and is screwed with the upper mounting seat (511), wherein the diameter of the first bolt (2011) is slightly smaller than the width of the second slot (1912).

4. The single-knife copper bar tapping device with the double gear matched with the rack transmission as claimed in claim 1, wherein: the first horizontal supporting block (311) and the first vertical supporting leg (411) are of an integrated structure, and the second horizontal supporting block (312) and the second vertical supporting leg (412) are of an integrated structure.

5. The single-knife copper bar tapping device with the double gear matched with the rack transmission as claimed in claim 1, wherein: the copper bar hole forming equipment further comprises a power mechanism used for driving the rack mounting seat (5) to rotate, the power mechanism comprises a motor (21), a driving shaft (22) and a follow-up shaft (23), an output shaft of the motor (21), the driving shaft (22) and the follow-up shaft (23) are coaxially arranged, the output shaft of the motor (21) is connected with the upper end of the driving shaft (22), the lower end of the driving shaft (22) is connected with the upper end of the follow-up shaft (23), the lower end of the follow-up shaft (23) is connected with the upper end of the rack mounting seat (5), and the output shaft of the motor (21) rotates to enable the rack mounting seat (5) to rotate.

6. The single-knife copper bar tapping device with the double gear matched with the rack transmission as claimed in claim 5, wherein: the follow-up shaft (23) and the main shaft (711) are coaxial, the main shaft (711) is arranged in a hollow mode, a positioning ray emitter (24) is installed in the follow-up shaft (23), and rays emitted by the positioning ray emitter (24) vertically penetrate through the hollow portion of the main shaft (711) and penetrate out of the rack mounting seat (5) to serve as a hole center for positioning a hole of a copper bar to be punched.

7. The single-knife copper bar tapping device with double gear matching rack transmission according to claim 6, wherein: the driving shaft (22) is arranged in a hollow mode, a power supply module (25) for supplying power to the positioning ray emitter (24) is installed in the hollow portion of the driving shaft (22), and the power supply module (25) is electrically connected with the positioning ray emitter (24).

8. The single-knife copper bar tapping device with the double gear matched with the rack transmission as claimed in claim 1, wherein: the rack (18) is a strip-shaped structure, teeth continuously distributed along the length direction of the rack (18) are formed on the side edge of the rack, a guide block (1811) extending along the length direction of the rack (18) is formed on the opposite side edge of the rack, and the section of the rack (18) with the guide block (1811) is in a T shape.