CN112427661A

CN112427661A - Workpiece turnover mechanism of numerical control lathe

Info

Publication number: CN112427661A
Application number: CN202011274966.6A
Authority: CN
Inventors: 肖斌
Original assignee: Dongtai Kairun Precision Machinery Co ltd
Current assignee: Dongtai Kairun Precision Machinery Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-03-02

Abstract

The invention relates to the technical field of numerical control lathe machining, in particular to a workpiece turnover mechanism of a numerical control lathe, which comprises a fixed plate, wherein the bottom of the fixed plate is bolted with an installation plate, four sides of the bottom of the installation plate are fixedly connected with supporting rods, a movable box is connected below the installation plate in a sliding manner, and the front surface of the movable box is provided with a first motor; according to the invention, through the arrangement of the driving structure, the chain, the fixing box, the transmission structure, the clamping plate, the cushion block, the buffering structure and the storage box, the workpiece can be automatically turned and temporarily stored, the working efficiency is improved, the safety is improved, convenience is brought to the processing work of workers, and the problems that the working efficiency is lower, the labor intensity of the workers is increased, the workpiece quality is higher and safety accidents are easily caused by manual turning in most of the conventional turning modes are solved.

Description

Workpiece turnover mechanism of numerical control lathe

Technical Field

The invention relates to the technical field of numerical control lathe machining, in particular to a workpiece turnover mechanism of a numerical control lathe.

Background

The numerical control technology is mainly characterized in that the digital signals are used for effectively controlling equipment and a mechanical operation machining process, so that the automation of machining is facilitated, manual operation is not needed, the numerical control technology is relatively mature under the background of the current era, and meanwhile, the numerical control technology is widely applied to the field of machining and plays an important role. Related programs can be set for mechanical processing by using a computer technology, so that the processing technology and the processing flow are strictly controlled, and the processing quality and the processing efficiency are comprehensively improved.

At present numerical control lathe adds man-hour at the another side of needs to the work piece, will overturn the work piece, but present upset mode carries out manual upset mostly through the staff, such mode work efficiency is lower, staff's intensity of labour has still been increased, and workpiece quality is great moreover, the incident takes place easily in the manual upset, for this reason we propose one kind can overturn the work piece automatically, and deposit temporarily, improve work efficiency, improve the security, the tilting mechanism that brings the facility for staff's processing work solves this problem.

Disclosure of Invention

The invention aims to provide a workpiece turnover mechanism of a numerical control lathe, which has the advantages of automatically turning over workpieces and temporarily storing the workpieces, improving the working efficiency and the safety and bringing convenience to the processing work of workers, and solves the problems that most of the existing turnover modes are manually turned over by the workers, the working efficiency is low, the labor intensity of the workers is increased, the workpiece quality is high, and safety accidents are easy to happen due to manual turnover.

In order to achieve the purpose, the invention provides the following technical scheme: a workpiece turnover mechanism of a numerical control lathe comprises a fixed plate, wherein a mounting plate is bolted at the bottom of the fixed plate, supporting rods are fixedly connected with four sides of the bottom of the mounting plate, a movable box is connected below the mounting plate in a sliding manner, a first motor is mounted on the front surface of the movable box, an output shaft of the first motor penetrates through the movable box and extends into the movable box, driving structures are arranged on the front side and the rear side of the interior of the movable box, a first mounting box and a second mounting box are respectively bolted at the front side and the rear side of the bottom of the movable box, a second motor is mounted above the front surface of the second mounting box, an output shaft of the second motor penetrates through the second mounting box and extends into the interior of the second mounting box, a first chain wheel and a second chain wheel are respectively connected above and below the interior of the second mounting box in a rotating manner, and chains are meshed with the surfaces of the first chain wheel and, the front surface of the first chain wheel is fixedly connected with an output shaft of a second motor, a fixed box is arranged below one opposite side of the first mounting box and the second mounting box, connecting shafts are bolted on the front side and the rear side of the fixed box, the connecting shaft on the rear side is rotationally connected with the first mounting box, the connecting shaft on the front side of the fixed box is fixedly connected with the second chain wheel, a transmission structure is arranged inside the fixed box, a connecting rod is arranged above the transmission structure, a sliding groove is formed in the top of the fixed box and is in sliding connection with the sliding groove, a clamping plate is bolted on the top end of the connecting rod and is in sliding connection with the top of the fixed box, cushion blocks are bolted on the left side and the right side of the top of the fixed box, a support frame is arranged on the right side below the mounting plate, a placement box is bolted on the top of the support frame, and a first movable plate is slidably, and the top of first fly leaf is provided with the cushion, the below of first fly leaf is provided with buffer structure, the right side of support frame is provided with the swash plate, and the surface of swash plate rotates and is connected with the guide roll, the right side of swash plate is provided with the case.

Preferably, the drive structure includes gear and rack plate, gear revolve connects both sides around the activity box is inside, and the gear of front side and the output shaft fixed connection of first motor, rack plate fixed mounting is both sides around the mounting panel top, and meshes between rack plate and the gear.

Preferably, one side that the gear is in opposite directions fixed mounting has the dead lever, the draw-in groove has all been seted up to both sides around the dead lever, the one end of dead lever extend to inside the draw-in groove and with the inner wall sliding connection of draw-in groove.

Preferably, the transmission structure includes third motor, threaded rod and thread bush, the third motor is installed on the right side of fixed box, and the output shaft of third motor run through fixed box and with extend to the inside of fixed box, the threaded rod rotates to be connected in the inside of fixed box, and the right-hand member of threaded rod and the output shaft fixed connection of third motor, the threaded connection of thread bush is on the surface of threaded rod.

Preferably, the thread directions of the left side and the right side of the threaded rod are opposite, the number of the thread sleeves is two, the thread sleeves are respectively arranged on the left side and the right side of the threaded rod, and the top of each thread sleeve is fixedly connected with the connecting rod.

Preferably, the bottom of the threaded sleeve is bolted with a limiting rod, the bottom of the inner wall of the fixed box is provided with a limiting groove, the bottom end of the limiting rod extends into the limiting groove and is bolted with a limiting block, and the limiting block is connected with the limiting groove in a sliding mode.

Preferably, buffer structure includes first box body, connecting block, first damping spring and blotter, first box body inlays to be established in the bottom of placing the box inner wall, connecting block sliding connection is in the inside of first box body, and the top and the first fly leaf fixed connection of connecting block, connecting block and the one side in opposite directions of first box body inner wall are through first damping spring fixed connection, the blotter bonds at the top of first box body, and sliding connection between blotter and the connecting block.

Preferably, the number of the buffer structures is a plurality, and the buffer structures are uniformly distributed below the first movable plate.

Preferably, the below of mounting panel is provided with the second box body, the inner wall sliding connection of second box body has the guard plate, the bottom fixed mounting of guard plate has a plurality of second damping springs, and the bottom fixed connection of second damping spring's bottom and second box body inner wall.

Preferably, splint are the setting of L type, the surperficial non-slip mat that has all bonded of splint one side in opposite directions, the non-slip mat is made by the rubber material, and the surface of non-slip mat is provided with anti-skidding line.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, through the arrangement of the driving structure, the chain, the fixing box, the transmission structure, the clamping plate, the cushion block, the buffering structure and the storage box, the workpiece can be automatically turned and temporarily stored, the working efficiency is improved, the safety is improved, convenience is brought to the processing work of workers, and the problems that the working efficiency is lower, the labor intensity of the workers is increased, the workpiece quality is higher and safety accidents are easily caused by manual turning in most of the conventional turning modes are solved.

Drawings

FIG. 1 is a front cross-sectional view of the structure of the present invention;

FIG. 2 is a left side sectional view of a portion of the structure of the present invention;

FIG. 3 is a front cross-sectional view of a second mounting box of the present invention;

FIG. 4 is a perspective view of the mounting box of the present invention;

FIG. 5 is an enlarged view of a portion of the invention at A in FIG. 1;

fig. 6 is a partial enlarged view of the invention at B in fig. 1.

In the figure: 1. a fixing plate; 2. mounting a plate; 3. a support bar; 4. a movable box; 5. a first motor; 6. a drive structure; 61. a gear; 62. a rack plate; 7. a first mounting box; 8. a second mounting box; 9. a second motor; 10. a first sprocket; 11. a second sprocket; 12. a chain; 13. a fixing box; 14. a connecting shaft; 15. a transmission structure; 151. a third motor; 152. a threaded rod; 153. a threaded sleeve; 16. a connecting rod; 17. a chute; 18. a splint; 19. cushion blocks; 20. a support frame; 21. placing the box; 22. a first movable plate; 23. a soft cushion; 24. a buffer structure; 241. a first case; 242. connecting blocks; 243. a first damping spring; 244. a cushion pad; 25. a sloping plate; 26. a storage box; 27. a card slot; 28. fixing the rod; 29. a limiting rod; 30. a limiting groove; 31. a limiting block; 32. a second box body; 33. a protection plate; 34. a second damping spring; 35. a non-slip mat.

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.

Referring to fig. 1-6, a workpiece turning mechanism of a numerical control lathe comprises a fixed plate 1, a mounting plate 2 is bolted at the bottom of the fixed plate 1, support rods 3 are fixedly connected to four sides of the bottom of the mounting plate 2, a movable box 4 is slidably connected below the mounting plate 2, a first motor 5 is installed on the front surface of the movable box 4, an output shaft of the first motor 5 penetrates through the movable box 4 and extends into the movable box 4, driving structures 6 are respectively arranged on the front side and the rear side of the inside of the movable box 4, a first mounting box 7 and a second mounting box 8 are respectively bolted on the front side and the rear side of the bottom of the movable box 4, a second motor 9 is installed on the front surface of the second mounting box 8, an output shaft of the second motor 9 penetrates through the second mounting box 8 and extends into the inside of the second mounting box 8, a first chain wheel 10 and a second chain wheel 11 are respectively rotatably connected above and below the inside of the, a chain 12 is engaged on the surface of the first chain wheel 10 and the second chain wheel 11, the front of the first chain wheel 10 is fixedly connected with the output shaft of the second motor 9, a fixed box 13 is arranged below one opposite side of the first installation box 7 and the second installation box 8, the front side and the rear side of the fixed box 13 are respectively bolted with a connecting shaft 14, the connecting shaft 14 at the rear side is rotatably connected with the first installation box 7, the connecting shaft 14 at the front side of the fixed box 13 is fixedly connected with the second chain wheel 11, a transmission structure 15 is arranged inside the fixed box 13, a connecting rod 16 is arranged above the transmission structure 15, the top of the fixed box 13 is provided with a chute 17, the connecting rod 16 is slidably connected with the chute 17, the top end of the connecting rod 16 is bolted with a clamping plate 18, the clamping plate 18 is slidably connected with the top of the fixed box 13, the left side and the right side of the top of the fixed box 13 are respectively bolted with a cushion block, the top of the supporting frame 20 is bolted with the placing box 21, the inside of the placing box 21 is connected with the first movable plate 22 in a sliding way, the top of the first movable plate 22 is provided with the soft cushion 23, the lower part of the first movable plate 22 is provided with the buffer structure 24, the right side of the supporting frame 20 is provided with the inclined plate 25, the surface of the inclined plate 25 is rotatably connected with the guide roller, and the right side of the inclined plate 25 is provided with the storage box 26. by the arrangement of the driving structure 6, the chain 12, the fixed box 13, the transmission structure 15, the clamping plate 18, the cushion block 19, the buffer structure 24 and the storage box 26, the invention has the advantages of automatically overturning and temporarily storing workpieces, improving the working efficiency and the safety, bringing convenience to the processing work of workers, solving the problem that the existing overturning mode is mostly manually overturned by the workers, the working efficiency of the mode is lower, and increasing the labor, and the workpiece has larger mass, and the manual turnover is easy to cause safety accidents.

In this embodiment, the driving structure 6 includes a gear 61 and a rack plate 62, the gear 61 is rotatably connected to the front and rear sides inside the movable box 4, the gear 61 on the front side is fixedly connected to the output shaft of the first motor 5, the rack plate 62 is fixedly mounted on the front and rear sides of the top of the mounting plate 2, and the rack plate 62 is engaged with the gear 61, so that the movable box 4 can move in the left and right directions by the arrangement of the gear 61 and the rack plate 62.

In this embodiment, gear 61 opposite side fixed mounting has dead lever 28, and draw-in groove 27 has all been seted up to the front and back both sides of fixed plate 1, and the one end of dead lever 28 extends to draw-in groove 27 inside and with the inner wall sliding connection of draw-in groove 27, through the setting of dead lever 28 and draw-in groove 27, spacing is carried out to the removal orbit of activity box 4, improves the stability when moving about in activity box 4.

In this embodiment, the transmission structure 15 includes a third motor 151, a threaded rod 152 and a threaded sleeve 153, the third motor 151 is installed on the right side of the fixing box 13, an output shaft of the third motor 151 penetrates through the fixing box 13 and extends into the fixing box 13, the threaded rod 152 is rotatably connected inside the fixing box 13, a right end of the threaded rod 152 is fixedly connected with the output shaft of the third motor 151, the threaded sleeve 153 is connected to the surface of the threaded rod 152, and the clamp plate 18 can move in the left-right direction at the top of the fixing box 13 through the third motor 151, the threaded rod 152 and the threaded sleeve 153.

In this embodiment, the thread directions of the left side and the right side of the threaded rod 152 are opposite, the number of the thread sleeves 153 is two, the two thread sleeves are respectively arranged on the left side and the right side of the threaded rod 152, the top of the thread sleeve 153 is fixedly connected with the connecting rod 16, and the clamping plates 18 on the two sides can move in opposite directions or opposite directions through the arrangement of the threaded rod 152 and the thread sleeves 153, so as to clamp or loosen a workpiece.

In this embodiment, the bottom bolt of thread bush 153 has spacing rod 29, and spacing groove 30 has been seted up to the bottom of fixed box 13 inner wall, and the bottom of spacing rod 29 extends to the inside of spacing groove 30 and bolt has spacing block 31, and sliding connection between spacing block 31 and the spacing groove 30 improves the stability when splint 18 moves about through the setting of spacing rod 29, spacing groove 30 and spacing block 31.

In this embodiment, the buffering structure 24 includes a first box 241, a connecting block 242, a first damping spring 243 and a buffering pad 244, the first box 241 is embedded at the bottom of the inner wall of the placing box 21, the connecting block 242 is slidably connected inside the first box 241, the top end of the connecting block 242 is fixedly connected to the first movable plate 22, the connecting block 242 is fixedly connected to the opposite side of the inner wall of the first box 241 through the first damping spring 243, the buffering pad 244 is adhered to the top of the first box 241, and the buffering pad 244 is slidably connected to the connecting block 242, through the first box 241, the connecting block 242, the first damping spring 243 and the buffering pad 244, when a workpiece falls onto the soft pad 23, the workpiece is protected by buffering.

In this embodiment, the number of the buffering structures 24 is several, and the buffering structures 24 are uniformly distributed below the first movable plate 22, so that the effect of buffering the workpiece is improved and the workpiece is prevented from being damaged by the arrangement of the buffering structures 24.

In this embodiment, the below of mounting panel 2 is provided with second box body 32, and the inner wall sliding connection of second box body 32 has protection plate 33, and the bottom fixed mounting of protection plate 33 has a plurality of second damping spring 34, and the bottom of second damping spring 34 and the bottom fixed connection of second box body 32 inner wall, through second box body 32, protection plate 33 and the setting of second damping spring 34, prevent that the operator from the error to lead to the work piece whereabouts in work piece upset in-process, protect the work piece.

In this embodiment, splint 18 is the setting of L type, and splint 18 all bonds on the surface of one side in opposite directions has slipmat 35, and slipmat 35 is made by the rubber material, and slipmat 35's surface is provided with anti-skidding line, through slipmat 35's setting, improves the fixed effect of splint 18 when pressing from both sides tightly the work piece, prevents that the work piece from dropping.

The working principle is as follows: when the workpiece needs to be turned over, an operator puts the workpiece on the cushion block 19, starts the third motor 151, so that the output shaft of the third motor 151 drives the threaded rod 152 to start rotating, the threaded sleeves 153 on the two sides move oppositely or oppositely, controls the rotating direction of the third motor 151, so that the clamping plates 18 on the two sides move towards the workpiece, clamps and fixes the workpiece, closes the third motor 151 after fixing is completed, starts the second motor 9, so that the output shaft of the second motor 9 drives the first chain wheel 10 to start rotating, because the first chain wheel 10 is meshed with the chain 12, the second chain wheel 11 rotates along with the third motor, the fixing box 13 turns over, controls the rotating direction of the second motor 9, so that the fixing box 13 rotates by one hundred eighty degrees, then closes the second motor 9, and simultaneously starts the first motor 5, so that the output shaft of the first motor 5 drives the gear 61 to start rotating, because the gear 61 is engaged with the rack plate 62, the movable box 4 moves in the left-right direction, the rotation direction of the first motor 5 is controlled to move the movable box 4 to the right side, when the fixed box 13 moves to the upper side of the placing box 21, the first motor 5 is turned off and the third motor 151 is turned on, the clamping plate 18 moves to both sides, the workpiece is loosened, the workpiece falls into the placing box 21, the first movable plate 22 moves downwards along with the workpiece, the connecting block 242 extrudes the first damping spring 243 to buffer the workpiece, then the workpiece is pushed onto the inclined plate 25, and the workpiece falls into the storage box 26 through the guide roller on the inclined plate 25, so that the workpiece can be turned over.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a numerical control lathe work piece tilting mechanism, includes fixed plate (1), its characterized in that: the bottom of fixed plate (1) has been bolted and has been connected mounting panel (2), the equal fixedly connected with bracing piece (3) in four sides of mounting panel (2) bottom, the below sliding connection of mounting panel (2) has activity box (4), first motor (5) are installed in the front of activity box (4), and the output shaft of first motor (5) runs through activity box (4) and extends to the inside of activity box (4), both sides all are provided with drive structure (6) around activity box (4) inside, both sides have been bolted respectively around activity box (4) bottom first mounting box (7) and second mounting box (8), second motor (9) are installed to the positive top of second mounting box (8), and the output shaft of second motor (9) runs through second mounting box (8) and extends to the inside of second mounting box (8), the inside top and bottom of second mounting box (8) rotate respectively and are connected with first sprocket (10) and second chain (10), second chain The chain wheel comprises a wheel (11), a chain (12) is meshed on the surfaces of a first chain wheel (10) and a second chain wheel (11), the front surface of the first chain wheel (10) is fixedly connected with an output shaft of a second motor (9), a fixing box (13) is arranged below one opposite side of a first mounting box (7) and a second mounting box (8), connecting shafts (14) are bolted on the front side and the rear side of the fixing box (13), the connecting shaft (14) on the rear side is rotatably connected with the first mounting box (7), the connecting shaft (14) on the front side of the fixing box (13) is fixedly connected with the second chain wheel (11), a transmission structure (15) is arranged inside the fixing box (13), a connecting rod (16) is arranged above the transmission structure (15), a sliding groove (17) is formed in the top of the fixing box (13), and the connecting rod (16) is slidably connected with the sliding groove (17), the top bolt of connecting rod (16) has splint (18), and the top sliding connection of splint (18) and fixed box (13), the equal bolt in left and right sides at fixed box (13) top has cushion (19), the right side of mounting panel (2) below is provided with support frame (20), the top bolt of support frame (20) has placed box (21), the inside sliding connection who places box (21) has first fly leaf (22), and the top of first fly leaf (22) is provided with cushion (23), the below of first fly leaf (22) is provided with buffer structure (24), the right side of support frame (20) is provided with swash plate (25), and the surface rotation of swash plate (25) is connected with the guide roll, the right side of swash plate (25) is provided with case (26).

2. The workpiece turnover mechanism of the numerical control lathe as recited in claim 1, wherein: drive structure (6) include gear (61) and rack plate (62), gear (61) rotate to be connected both sides around activity box (4) inside, and the gear (61) of front side and the output shaft fixed connection of first motor (5), rack plate (62) fixed mounting is in both sides around mounting panel (2) top, and meshes between rack plate (62) and gear (61).

3. The workpiece turnover mechanism of the numerical control lathe as recited in claim 2, wherein: gear (61) one side fixed mounting in opposite directions has dead lever (28), draw-in groove (27) have all been seted up to both sides around fixed plate (1), the one end of dead lever (28) extend to draw-in groove (27) inside and with the inner wall sliding connection of draw-in groove (27).

4. The workpiece turnover mechanism of the numerical control lathe as recited in claim 1, wherein: drive structure (15) include third motor (151), threaded rod (152) and thread bush (153), the right side at fixed box (13) is installed in third motor (151), and the output shaft of third motor (151) run through fixed box (13) and with extend to the inside of fixed box (13), threaded rod (152) rotate the inside of connecting at fixed box (13), and the right-hand member of threaded rod (152) and the output shaft fixed connection of third motor (151), the threaded connection of thread bush (153) is on the surface of threaded rod (152).

5. The workpiece turnover mechanism of the numerical control lathe as recited in claim 4, wherein: the thread direction of the left side and the right side of the threaded rod (152) is opposite, the number of the thread sleeves (153) is two, the thread sleeves are respectively arranged on the left side and the right side of the threaded rod (152), and the top of each thread sleeve (153) is fixedly connected with the connecting rod (16).

6. The workpiece turnover mechanism of the numerical control lathe as recited in claim 4, wherein: the bottom of the threaded sleeve (153) is bolted with a limiting rod (29), the bottom of the inner wall of the fixed box (13) is provided with a limiting groove (30), the bottom end of the limiting rod (29) extends into the limiting groove (30) and is bolted with a limiting block (31), and the limiting block (31) is connected with the limiting groove (30) in a sliding mode.

7. The workpiece turnover mechanism of the numerical control lathe as recited in claim 1, wherein: buffer structure (24) include first box body (241), connecting block (242), first damping spring (243) and buffer pad (244), first box body (241) are inlayed and are established in the bottom of placing box (21) inner wall, connecting block (242) sliding connection is in the inside of first box body (241), and the top and first fly leaf (22) fixed connection of connecting block (242), connecting block (242) and the opposite one side of first box body (241) inner wall are through first damping spring (243) fixed connection, buffer pad (244) bond at the top of first box body (241), and sliding connection between buffer pad (244) and connecting block (242).

8. The workpiece turnover mechanism of the numerical control lathe as recited in claim 1, wherein: the number of the buffer structures (24) is a plurality, and the buffer structures (24) are uniformly distributed below the first movable plate (22).

9. The workpiece turnover mechanism of the numerical control lathe as recited in claim 1, wherein: the below of mounting panel (2) is provided with second box body (32), the inner wall sliding connection of second box body (32) has guard plate (33), the bottom fixed mounting of guard plate (33) has a plurality of second damping spring (34), and the bottom fixed connection of the bottom of second damping spring (34) and second box body (32) inner wall.

10. The workpiece turnover mechanism of the numerical control lathe as recited in claim 1, wherein: splint (18) are the setting of L type, splint (18) all bond on the surface of one side in opposite directions has slipmat (35), slipmat (35) are made by the rubber material, and the surface of slipmat (35) is provided with anti-skidding line.