CN216730824U

CN216730824U - Automatic centering device for bar

Info

Publication number: CN216730824U
Application number: CN202123286357.5U
Authority: CN
Inventors: 张华春; 龚国虎
Original assignee: Huaxin Special Steel Co ltd Changshu City
Current assignee: Huaxin Special Steel Co ltd Changshu City
Priority date: 2021-12-24
Filing date: 2021-12-24
Publication date: 2022-06-14
Anticipated expiration: 2031-12-24

Abstract

The utility model relates to an automatic centering device for bars, which comprises a centering mechanism and a conveying mechanism, wherein the centering mechanism comprises a milling cutter and a positioning groove, the milling cutter is connected to a power head, a clamping cylinder is also arranged above the positioning groove, the conveying mechanism comprises a support frame and a plurality of feeding rollers, a transmission chain drives the feeding rollers to rotate forwards and backwards, one side of each feeding roller is provided with a feeding frame, the other side of each feeding roller is provided with a discharging frame, one side of the support frame, which is close to the feeding frame, is connected with a feeding shifting plate, one side of the support frame, which is close to the discharging frame, is connected with a discharging shifting plate, and the feeding shifting plate and the discharging shifting plate are electrically controlled; a material collecting groove is also arranged on the other side of the blanking frame; the unprocessed product is put into the feeding frame and then is conveyed to the feeding roller by the feeding shifting plate, and is conveyed to the discharging frame by the discharging shifting plate after being processed, and finally enters the collecting groove. The applicability of the device is very strong.

Description

Automatic centering device for bar

Technical Field

The present invention relates to modular machine tools for bars, and in particular to an automated centering device for bars.

Background

The blank for producing the steel tube from the tube blank. Generally, solid round steel with high quality (or alloy) is used as a tube blank; due to the requirements of installation and use, the solid round steel is usually required to be centered, namely, the end face of the solid round steel is drilled and other operations are carried out; most of the existing tube blank centering machine tools manually install the tube blank on a clamping mechanism, then the machine tools are selected for use to process the tube blank, and the tube blank needs to be manually taken down and placed after being processed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic centering device for bars, and solves the problems that an existing centering machine is low in automation efficiency and low in machining efficiency.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides an automatic centering device for bars, which comprises a centering mechanism and a conveying mechanism, wherein the centering mechanism comprises a milling cutter and a positioning groove, one end of the milling cutter is connected to a power head, the other end of the milling cutter extends to the upper part of the positioning groove, a clamping cylinder is further arranged above the positioning groove, the positioning groove is positioned in the motion path of a telescopic rod of the clamping cylinder, the conveying mechanism comprises a support frame and a plurality of feeding rollers arranged on the support frame, one ends of the feeding rollers are all connected to a transmission chain, the transmission chain is also connected with a feeding driving part, one side of each feeding roller is provided with a feeding frame, the other side of each feeding roller is provided with a discharging frame, the upper end surfaces of the feeding frames and the discharging frames are all obliquely arranged, one end of each feeding frame, which is close to a rack, is also provided with a plurality of stop blocks, one side of each support frame, which is close to the feeding frame, is connected with a feeding shifting plate, one end of the feeding shifting plate extends into the feeding frame, the other end of the feeding shifting plate can rotate around the supporting frame, one side, close to the discharging frame, of the supporting frame is connected with a discharging shifting plate, one end of the discharging shifting plate extends into a gap between the feeding rollers, the other end of the discharging shifting plate can rotate around the supporting frame, and the feeding shifting plate and the discharging shifting plate are controlled by a rotating driving piece; and a material collecting groove is also arranged on the other side of the blanking frame.

Preferably, a feeding driving member is further arranged on one side of the power head, and the feeding driving member drives the milling cutter to feed.

Preferably, a sliding block is further arranged below the power head, and a sliding rail matched with the sliding block is arranged below the sliding block.

Preferably, the slide rail sets up on the alignment jig, still be provided with central regulating part on the alignment jig, the lift of central regulating part control alignment jig.

Preferably, a scrap groove is further arranged below the milling cutter.

Preferably, the rack is further provided with baffles, one part of the baffles is arranged on two sides of the feeding roller way, and the other part of the baffles is arranged at the end part of the feeding roller way.

Preferably, still include the switch board and with switch board electric connection's pilot lamp, be provided with the control piece in the switch board, the control piece with unit head, pay-off driving piece, rotation driving piece, die clamping cylinder and feeding driving piece are signal connection.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

the utility model relates to an automatic centering device for bars, which comprises a centering mechanism and a conveying mechanism, wherein the centering mechanism comprises a power head, a milling cutter and a positioning groove, and the milling cutter is driven by the power head to rotate and advance. Conveying mechanism includes the support frame and sets up a plurality of feed rolls on the support frame, the feed roll can corotation, the reversal, send into the constant head tank with the rod, transport it away again after the processing is accomplished, the both sides of pay-off roll table are provided with material loading frame and work or material rest down respectively, one side of material loading frame is provided with the material loading and dials the board, one side of work or material rest is provided with the unloading and dials the board down, unprocessed product is dialled the board and is dialled by the material loading and send to the feed roll after putting into the material loading frame on, dial the board by the unloading after the processing is accomplished and send to the work or material rest down on, get into the silo that gathers at last, the in-process of whole operation, no matter from the material loading, the unloading, centering and the last collection need not artificial operation, automated production, in addition, can adapt to the processing of the rod of multiple length and diameter. The applicability of the device is very strong.

Drawings

Some specific embodiments of the utility model will be described in detail hereinafter, by way of illustration and not limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

FIG. 1 is a schematic structural view of a centering mechanism and a support bracket according to a preferred embodiment of the present invention;

FIG. 2 is a schematic side view of an embodiment of the present invention;

fig. 3 is a schematic partial view of the feed roller and the switch plate.

Wherein the reference numerals are as follows:

1. a power head; 2. an adjusting bracket; 3. a feed drive; 4. a center adjustment member; 5. a clamping cylinder; 6. a control cabinet; 7. an indicator light; 8. positioning a groove; 9. a scrap chute; 10. a milling cutter; 11. a bar material; 12. a slider; 13. a slide rail;

14. a support frame; 15. a feed roller; 16. a drive chain; 17. a feeding driving member; 18. a baffle plate; 19. a feeding frame; 20. a feeding shifting plate; 21. a stopper; 22. a blanking frame; 23. blanking and shifting a plate; 24. a material collecting groove; 25. the driving member is rotated.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in fig. 1, the present invention includes a centering mechanism and a conveying mechanism;

the centering mechanism comprises a base and an adjusting frame 2 arranged on the base, a central adjusting part 4 is arranged below the adjusting frame 2, the height of the adjusting frame 2 relative to the base is adjusted through an air cylinder or a lead screw structure by the central adjusting part 4, so that the up-and-down movement of the adjusting frame 2 is realized, a sliding rail 13 is arranged at the upper end of the adjusting frame 2, a sliding block 12 matched with the sliding rail 13 is arranged on the sliding rail 13, and the sliding block 12 can be used on the sliding rail 13, but particularly when the centering mechanism is used, the sliding block 12 is generally fixed after the adjustment is finished, so that the swinging in the using process is prevented; the power head 1 is arranged on the sliding block 12, a milling cutter 10 is clamped at one end of the power head 1, the feeding driving piece 3 is arranged on the other side of the power head 1, the milling cutter 10 is rotated by the power head 1, the milling cutter 10 moves forwards and backwards by the feeding driving piece 3, automatic feeding of the milling cutter 10 is achieved, and the better centering of the bar 11 is achieved. Milling cutter 10's the other end extends to constant head tank 8 department, and constant head tank 8 generally is V type constant head tank 8, and V type constant head tank 8 can adapt to not unidimensional rod 11, and constant head tank 8's top is provided with die clamping cylinder 5, and die clamping cylinder 5's telescopic link can extend from top to bottom, withstands rod 11 clamp. A scrap groove 9 is also arranged below the milling cutter 10, and the scrap groove 9 is used for receiving scraps generated in the centering of the product.

As shown in fig. 2 and 3, the conveying mechanism includes a support frame 14 and a plurality of feeding rollers 15 arranged on the support frame 14, the plurality of feeding rollers 15 are provided, one end of each of the plurality of feeding rollers 15 is connected with a transmission chain 16, the transmission chain 16 is driven by a feeding driving part 17, the feeding driving part 17 is also arranged on the support frame 14, and the feeding driving part 17 drives the feeding rollers 15 to rotate forwards and backwards to realize feeding and discharging; one side of the feed roll 15 is provided with a feeding frame 19, the other side is provided with a discharging frame 22, the other side of the discharging frame 22 is also provided with a material collecting groove 24, the upper end surfaces of the feeding frame 19 and the discharging frame 22 are obliquely arranged, the lowest part of the feeding frame 19 is close to the feed roll 15, the highest part of the discharging frame 22 is close to the feed roll 15, the feeding frame 19 is also provided with a plurality of stop blocks 21, one end of the feeding frame 19 close to the rack is also provided with a plurality of stop blocks 21, one side of the support frame 14 close to the feeding frame 19 is connected with a feeding shifting plate 20, one end of the feeding shifting plate 20 extends into the feeding frame 19, the other end can rotate around the support frame 14, one side of the support frame 14 close to the discharging frame 22 is connected with a discharging shifting plate 23, one end of the discharging shifting plate 23 extends into a gap between the feed rolls 15, the other end can rotate around the support frame 14, the feeding shifting plate 20 and the discharging shifting plate 23 are both controlled by a rotating driving part 25, the rotary control parts comprise two parts, one part drives the feeding shifting plate 20 to act, the other part drives the discharging shifting plate 23 to act, when a plurality of products slide to a low position from a high position of the feeding frame 19, the stop block 21 blocks the products, then the feeding shifting plate 20 rotates to transfer the products to the feeding roller 15, then the products are fed into the positioning groove 8 through the feeding roller 15, after the processing is finished, the feeding roller 15 rotates reversely to drag the products back to the roller way, then the discharging shifting plate 23 is lifted, so that the processed products fall into the discharging frame 22, finally fall into the collecting groove 24, and a plurality of rubber gaskets are arranged in the collecting groove 24.

The rack is also provided with a baffle 18, one part of the baffle 18 is arranged at two sides of the feeding roller 15, the other part is arranged at the end part of the feeding roller way, the former is used for preventing the bar 11 from falling off from the side surface caused by deviation in the transportation process, and the latter is used for preventing the feeding roller 15 from excessively conveying, so that the product is flushed out of the feeding roller way and accidentally injures others.

The emergency stop control system further comprises a control cabinet 6 and an indicator lamp 7 electrically connected with the control cabinet 6, and an emergency stop key is arranged outside the control cabinet 6 to prevent accidents; a control part is arranged in the control cabinet 6, and an indicator light 7 reflects the working state and gives an alarm when the equipment is abnormal. Therefore, the control piece, the power head 1, the feeding driving piece 17, the rotating driving piece 25, the clamping cylinder 5 and the feeding driving piece 3 are all connected through a signal bridge by using a PLC (programmable logic controller) as a signal bridge, the control piece can control the starting time and speed of the power head 1, the feeding driving piece 17, the rotating driving piece 25, the clamping cylinder 5 and the feeding driving piece 3, the starting sequence is arranged, and a series of steps of automatically processing bars from feeding, processing and discharging are carried out.

The above embodiments are merely illustrative of the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the content of the present invention and implement the utility model, and not to limit the scope of the utility model, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the scope of the present invention.

Claims

1. The automatic centering device for the bars is characterized by comprising a centering mechanism and a conveying mechanism, wherein the centering mechanism comprises a milling cutter (10) and a positioning groove (8), one end of the milling cutter (10) is connected to a power head (1), the other end of the milling cutter extends to the position above the positioning groove (8), a clamping cylinder (5) is further arranged above the positioning groove (8), the positioning groove (8) is located in a motion path of a telescopic rod of the clamping cylinder (5), the conveying mechanism comprises a support frame (14) and a plurality of feed rollers (15) arranged on the support frame (14), one ends of the feed rollers (15) are connected to a transmission chain (16), the transmission chain (16) is further connected with a feed driving part (17), one side of each feed roller (15) is provided with an upper material frame (19), and the other side of each feed roller is provided with a lower material frame (22), the upper end faces of the feeding frame (19) and the discharging frame (22) are obliquely arranged, one end, close to the rack, of the feeding frame (19) is further provided with a plurality of stop blocks (21), one side, close to the feeding frame (19), of the support frame (14) is connected with a feeding shifting plate (20), one end of the feeding shifting plate (20) extends into the feeding frame (19), the other end of the feeding shifting plate can rotate around the support frame (14), one side, close to the discharging frame (22), of the support frame (14) is connected with a discharging shifting plate (23), one end of the discharging shifting plate (23) extends into a gap between the feeding rollers (15), the other end of the discharging shifting plate can rotate around the support frame (14), and the feeding shifting plate (20) and the discharging shifting plate (23) are controlled by a rotating driving piece (25); and a material collecting groove (24) is also arranged on the other side of the blanking frame (22).

2. An automatic centering device for bars, according to claim 1, characterized in that: and a feed driving part (3) is further arranged on one side of the power head (1), and the feed driving part (3) drives the milling cutter (10) to feed.

3. An automatic centering device for bars according to claim 2, characterized in that: the power head is characterized in that a sliding block (12) is further arranged below the power head (1), and a sliding rail (13) matched with the sliding block (12) is arranged below the sliding block (12).

4. An automatic centering device for bars according to claim 3, characterized in that: the sliding rail (13) is arranged on the adjusting frame (2), the adjusting frame (2) is further provided with a central adjusting piece (4), and the central adjusting piece (4) controls the adjusting frame (2) to lift.

5. An automatic centering device for bars, according to claim 1, characterized in that: a scrap groove (9) is further formed below the milling cutter (10).

6. An automatic centering device for bars, according to claim 1, characterized in that: the frame is also provided with a baffle (18), one part of the baffle (18) is arranged at two sides of the feed roller (15), and the other part is arranged at the end part of the feed roller (15).

7. An automatic centering device for bars, according to claim 1, characterized in that: still include switch board (6) and with switch board (6) electric connection's pilot lamp (7), be provided with the control piece in switch board (6), the control piece with unit head (1), pay-off driving piece (17), rotation driving piece (25), die clamping cylinder (5) and feed driving piece (3) are signal connection.