CN220128285U - Automatic material cutting equipment in screw processing process - Google Patents

Abstract

The utility model is applicable to the technical field of screw machining, and provides automatic material cutting equipment in the screw machining process, which comprises the following components: the steel material cutting device comprises a workbench, a feeding mechanism, a moving assembly and a material clamping assembly, wherein the material clamping assembly is slidably connected to the workbench and fixedly connected with the moving assembly, steel materials to be cut are clamped in the material clamping assembly, a waste collecting groove is further formed in the workbench, which is far away from one side of the moving assembly, of the material clamping assembly, a material cutting part is arranged on the workbench, which is far away from one side of the feeding mechanism, of the waste collecting groove, the extending direction of the waste collecting groove is consistent with the moving direction of the material cutting part, the length of the waste collecting groove is larger than the displacement distance of the material cutting part, and therefore, when the steel materials are cut, generated scrap waste can drop into the waste collecting groove to the greatest extent, so that unified collection and treatment of the scrap waste are realized.

Description

Automatic material cutting equipment in screw processing process

Technical Field

The utility model belongs to the technical field of screw machining, and particularly relates to automatic material breaking equipment in a screw machining process.

Background

The screw is a tool for fastening the parts of the object gradually by utilizing the physical and mathematical principles of the circular rotation and friction force of the inclined plane of the object, is a common fastening piece, is widely used on machinery, electric appliances and buildings, is generally made of metal or plastic, is cylindrical and is provided with concave-convex grooves on the surface, and is called threads.

The utility model discloses a Chinese patent with publication number of CN213857344U, a material cutting device for screw production, which comprises a workbench, one side fixedly connected with guide block of the workbench, the guiding hole has been seted up to one side fixedly connected with fixed block of the workbench, the inner wall sliding connection of guiding hole and fixed block has the screw body, one side symmetry fixedly connected with first support of the workbench, the surface fixedly connected with first flexible push rod of first support, the one end fixedly connected with motor of first flexible push rod, the output shaft fixedly connected with pivot of motor, the one end fixedly connected with cutting piece of motor is kept away from to the pivot, the surface fixedly connected with slider of motor. On the basis of common material cutting equipment, the automatic blanking device is provided with the automatic blanking device, the screw cutting length adjusting device and the scrap cleaning device, so that the characteristics that the blanking is needed manually, the screw cutting length is difficult to adjust and the scrap is difficult to clean in time are solved.

However, the above-mentioned comparative document has the following technical problems:

1. when the device is used, although metal scraps falling onto the workbench in the material breaking process can be cleaned through the cleaning holes through the exhaust fan and the exhaust pipeline, when the screw body is broken, scraps generated by the screw body can be scattered to all positions on the surface of the workbench along the movement of the cutting piece, and the device can only clean scraps at local positions around the cleaning holes, so that the cleaning range is limited, and further the device cannot meet the normal cleaning work of the scraps.

2. The device is used for cleaning the scraps only through the exhaust fan, the exhaust pipeline and the cleaning hole, but the device is also lack of a cleaning mechanism and a gathering mechanism for the scraps and garbage far away from the cleaning hole cannot actively move towards the cleaning hole, and then the scraps and garbage still need to be cleaned manually, so that the labor force for inputting the labor force is increased intangibly.

Disclosure of Invention

The utility model provides automatic material cutting equipment in the screw processing process, and aims to solve the problems that in the prior art, in comparison documents, when the material is cut, the generated scrap garbage can be scattered to all parts of the surface of a workbench, the suction power generated by an exhaust fan, an exhaust pipeline and a cleaning hole is limited in range, the problem that the whole scrap on the surface of the workbench cannot be cleaned, the effective cleaning effect cannot be achieved, and meanwhile, the device cannot regulate the garbage collection scattered around the surface of the workbench to the vicinity of the cleaning hole, and manual intervention is needed, so that the device needs to put in a certain labor cost.

The utility model is realized in that an automatic blanking device in the screw processing process comprises: the feeding mechanism is provided with a moving assembly and a clamping assembly, the clamping assembly is slidably connected to the workbench and fixedly connected with the moving assembly, steel materials to be subjected to material breaking processing are clamped in the clamping assembly, a waste collecting groove is formed in the workbench, far away from one side of the moving assembly, of the clamping assembly, a material breaking component is arranged on the workbench, far away from one side of the feeding mechanism, of the waste collecting groove, the clamping assembly is driven to clamp the steel materials to horizontally move towards the waste collecting groove by the moving assembly, the breaking of the steel materials is realized by the material breaking component, and the scrap garbage generated during material breaking falls into the waste collecting groove and is provided with a collecting component, which is arranged below the workbench corresponding to the waste collecting groove and used for realizing unified collection of the scrap garbage; in this scheme, when moving the subassembly and being in the shortest stroke that stretches out, press from both sides the centre gripping of material subassembly to steel material, lie in simultaneously and keep away from one side of garbage collection groove, when moving the subassembly and driving the clamp material subassembly and remove towards the garbage collection groove, press from both sides the tight steel material of material subassembly and carry towards the disconnected material part, after steel material carries appointed length, the disconnected material part realizes the disconnected material processing to it, simultaneously, the piece waste material that produces can drop in the garbage collection groove to realize the unified collection processing to fertilizer through collecting part.

It should be noted that, when carrying out the batch processing to steel material, the waste material that its produced can scatter to the everywhere position on the workstation, and at the in-process that presss from both sides material subassembly and remove towards the waste collection groove, it can promote the piece waste material to remove towards the waste collection groove to the realization gathers together the piece waste material, has reduced the required work load that drops into of manual cleaning.

Preferably, the moving assembly is provided with two groups, and is relatively arranged on the workbench along the conveying direction of the steel material, wherein each group of moving assembly comprises: the mounting seat is fixedly arranged on the workbench, a sliding block is connected onto the mounting seat in a sliding manner, a first telescopic cylinder fixedly connected onto the mounting seat is arranged on one side, far away from the material breaking component, of the sliding block, the output end of the first telescopic cylinder is fixedly connected with the sliding block, a first connecting plate is horizontally arranged on the side wall, facing to the steel material, of the sliding block, a second connecting plate extending downwards is vertically fixedly connected onto the first connecting plate, and a third connecting plate extending horizontally towards the material breaking component is fixedly connected onto the bottom end of the second connecting plate; in this scheme, after first flexible cylinder intercommunication external air supply, its output drives the sliding block and moves to the direction that is close to/keeps away from the waste collection groove on the mount pad to utilize the cooperation pulling clamp material subassembly synchronous motion of first connecting plate, second connecting plate and third connecting plate, realize pressing from both sides the sending of steel material and to the propelling movement of piece waste material to the waste collection groove.

Preferably, the clamping assembly comprises: the pushing plate is connected to the workbench in a sliding manner, the two third connecting plates are fixedly connected to the outer wall of the pushing plate, through holes capable of penetrating through the steel materials are formed in the pushing plate, two clamping cylinders are symmetrically arranged on two sides of the through holes, clamping blocks are fixedly connected to output ends, extending towards the through holes, of the two clamping cylinders, the clamping blocks are in sliding fit with the side walls of the pushing plate, arc-shaped clamping holes capable of clamping the steel materials are formed in the side walls, close to the two clamping blocks, of the two clamping plates, the clamping holes are arc-shaped, and when the two clamping plates are clamped and attached to the outer wall of the steel materials, and when the first telescopic cylinders are in the maximum extending stroke, the pushing plate is attached to the side of the waste collecting tank; in the scheme, the steel material penetrates through the through hole formed in the pushing plate and extends to the material breaking part, when the pushing plate moves towards the waste collecting tank step by step, the output ends of the two clamping cylinders extend out to push the clamping blocks to approach the through hole along the side wall of the pushing plate, and the clamping holes in the two clamping blocks are used for clamping the outer wall of the steel material, so that the clamping and conveying of the steel material are realized;

in addition, when the pushing plate moves towards the direction away from the waste collection groove, the output ends of the two clamping cylinders retract and pull the clamping blocks away from the through holes, so that the possibility of steel materials backing due to false touch in the backing process is avoided.

It should be explained that when the first telescopic cylinder is in the maximum extension stroke, the pushing plate is in the guiding slope position, and the purpose of the pushing plate is to push the scraps scattered at all positions of the workbench into the scrap collecting tank, so that the centralized treatment of the scraps is realized.

Preferably, the waste collection tank comprises: the blanking groove is arranged on the workbench, is strip-shaped, has the extending direction consistent with the width of the workbench, is positioned below the steel materials, is close to the inner wall of one side of the feeding mechanism, and is also provided with a guide slope, and the upper surface of the guide slope is gradually inclined and sunk towards the blanking groove away from the feeding mechanism; in this scheme, the material of outage in-process can directly drop to the fall-off chute to fall into the collection part of below, simultaneously, the scattered piece waste material everywhere on the workstation is in the push fall-off chute after, can receive the guide of direction slope to remove towards collection part in, thereby be convenient for follow-up centralized processing to piece waste material.

It should be explained that the length of the material dropping groove is greater than the displacement distance of the material breaking component, so that the coverage range of the material dropping groove is enlarged, the generated scraps can be ensured to drop into the material dropping groove to the greatest extent when the material is broken, and finally the scraps enter the collecting component to realize centralized collection treatment of scraps and scraps.

Preferably, the material breaking component comprises: the limiting plate is fixedly arranged on the workbench, a bearing groove capable of carrying the steel materials is formed in the top end of the limiting plate, the limiting plate is tightly attached to one side of the blanking groove, a movable plate is slidably connected to the side wall, close to the blanking groove, of the limiting plate along the extending direction of the limiting plate, a material breaking motor is fixedly connected to the movable plate, a cutting plate is fixedly connected to the detachable end, which faces to the extending output end of the material clamping assembly, of the movable plate, a connecting seat is fixedly connected to the workbench on one side of the blanking groove, a second telescopic cylinder is fixedly arranged on the connecting seat, and the output end of the second telescopic cylinder is fixedly connected with the outer wall of the movable plate; in this scheme, when the external power supply is put through to the disconnected material motor, its output drives the cutting piece and rotates, and simultaneously, the flexible fly leaf of driving of second flexible cylinder output and the disconnected material motor synchronous along limiting plate horizontal slip displacement on behind the intercommunication external air supply, utilizes rotatory cutting piece to realize the disconnected material cutting to steel material.

Preferably, the collecting member includes: the two positioning plates are symmetrically arranged on the bottom wall of the workbench at two sides of the blanking groove along the extending direction of the blanking groove, a collecting box body is arranged between the two positioning plates in a sliding fit mode, a containing groove is formed in the collecting box body, an opening communicated with the containing groove is formed in the top end of the collecting box body, a plurality of universal wheels are arranged on the bottom wall of the collecting box body in a matrix mode, and a push-pull handle is fixedly connected to the outer wall of one side of the collecting box body; in this scheme, during the piece waste material can drop the storage tank of seting up in the collecting box body through following silo and opening, when the piece waste material collection reaches a certain amount, remove the collecting box body to appointed pouring position through pulling push-pull handle cooperation universal wheel, realize the centralized processing to piece waste material, two locating plates can realize the location restriction to the collecting box body, make its exact below that is located the silo that falls.

Compared with the prior art, the utility model has the beneficial effects that: the utility model relates to automatic material cutting equipment in the screw processing process, which comprises:

1. the extending direction of the waste collecting tank is consistent with the moving direction of the material breaking component, and the length of the waste collecting tank is larger than the displacement distance of the material breaking component, so that the generated scrap can drop into the waste collecting tank to the greatest extent when the steel material is broken, the unified collection treatment of the scrap is realized, and meanwhile, the use of electric elements is reduced, and the production cost is reduced.

2. The pushing plate moves towards the garbage collection tank, and the bottom end of the pushing plate is in sliding contact with the surface of the workbench, so that the pushing plate can push scraps scattered on the positions on the surface of the workbench to move towards the garbage collection tank, the collection of scraps is realized, the workload of follow-up manual cleaning is reduced, and more labor cost is not required to be input.

3. When the pushing plate moves towards the material breaking component, the output ends of the two material clamping cylinders extend out, steel materials are conveyed by clamping through clamping holes formed in the clamping blocks, meanwhile, when the pushing plate moves away from the material breaking component, the output ends of the two material clamping cylinders drive the clamping blocks to be away from the steel materials, and bad phenomena such as rollback and the like of the steel materials caused by false touch are avoided.

Drawings

FIG. 1 is a top view of the present utility model;

FIG. 2 is a front cross-sectional view of the present utility model;

FIG. 3 is a side view of the nip assembly of the present utility model;

FIG. 4 is a schematic view of an interruption member of the present utility model;

in the figure:

1. a work table;

2. a feeding mechanism; 21. a moving assembly; 211. a mounting base; 212. a sliding block; 213. a first telescopic cylinder; 214. a first connection plate; 215. a second connecting plate; 216. a third connecting plate; 22. a clamping assembly; 221. a pushing plate; 222. a through hole; 223. a clamping cylinder; 224. a clamping block; 225. a clamping hole;

3. a steel material;

4. a waste collection tank; 41. a material dropping groove; 42. a guide ramp;

5. a material breaking component; 51. a limiting plate; 52. a carrying groove; 53. a movable plate; 54. a material breaking motor; 55. cutting the sheet; 56. a connecting seat; 57. the second telescopic cylinder;

6. a collecting member; 61. a positioning plate; 62. a collection box; 63. a universal wheel; 64. push-pull handle.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown.

The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.

All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, the present utility model provides a technical solution: an automatic blanking apparatus in a process of machining screws, comprising: the feeding mechanism 2 comprises a moving assembly 21 and a clamping assembly 22, wherein the clamping assembly 22 is slidably connected to the workbench 1 and fixedly connected with the moving assembly 21, steel materials 3 to be subjected to material breaking processing are clamped in the clamping assembly 22, a waste collection groove 4 is formed in the workbench 1, which is far away from one side of the moving assembly 21, of the clamping assembly 22, a material breaking component 5 is arranged on the workbench 1, which is far away from one side of the feeding mechanism 2, of the waste collection groove 4, the clamping assembly 22 is driven by the moving assembly 21 to clamp the steel materials 3 to horizontally move towards the waste collection groove 4, breaking of the steel materials 3 is achieved through the material breaking component 5, and debris generated during breaking of the steel materials 3 falls into the waste collection groove 4.

Specifically, this device still is provided with length measurement part, and this length measurement part can measure the length of steel material 3 to guarantee the precision when its cutting.

The length measuring part includes: the scale is arranged on the workbench 1, the scale is horizontally arranged on the surface of the workbench 1, the 0 scale mark of the scale is aligned with the cutting piece 55 in the material breaking part 5, the scale mark on the scale mark extends towards the direction of the limiting plate 51 and penetrates through the limiting plate 51 and extends towards one side, far away from the feeding mechanism 2, of the limiting plate 51, and when one end of the steel material 3 is conveyed towards the direction of the limiting plate 51, the length between the steel material and the cutting piece 55 is determined according to the scale mark of the end part of the steel material corresponding to the scale mark on the scale mark, so that the accuracy of the steel material in cutting is ensured.

Based on the above scheme, the moving assembly 21 is provided with two groups, and is relatively disposed on the workbench 1 along the conveying direction of the steel material 3, wherein each group of moving assemblies 21 includes: the mounting seat 211 is fixedly mounted on the workbench 1, a sliding block 212 is connected onto the mounting seat in a sliding manner, a first telescopic cylinder 213 fixedly connected onto the mounting seat 211 is arranged on one side, away from the material breaking part 5, of the sliding block 212, the output end of the first telescopic cylinder is fixedly connected with the sliding block 212, a first connecting plate 214 is horizontally mounted on the side wall, facing the steel material 3, of the sliding block 212, a second connecting plate 215 extending downwards is vertically fixedly connected onto the first connecting plate 214, and a third connecting plate 216 extending horizontally towards the material breaking part 5 is fixedly connected onto the bottom end of the second connecting plate 215.

Specifically, the first sliding groove is formed in the two mounting seats 211 along the extending direction of the two mounting seats, the first sliding block is fixedly connected to the bottom wall of the sliding block 212 in an integrally formed mode, the first sliding block is slidably connected to the first sliding groove, stability of the sliding block 212 during sliding can be guaranteed through mutual matching of the first sliding block and the first sliding groove, meanwhile, the clamping steel material 3 which drives the clamping assembly 22 to stably clamp is moved towards the material breaking part 5, and meanwhile, scraps scattered on the workbench 1 are pushed into the waste collecting groove 4.

Preferably, the nip assembly 22 includes: the pushing plate 221 which is slidably connected to the workbench 1 is fixedly connected to the outer wall of the pushing plate 221, a through hole 222 which can penetrate through the steel material 3 is formed in the pushing plate 221, two clamping cylinders 223 are symmetrically arranged on two sides of the through hole 222, clamping blocks 224 are fixedly connected to output ends of the two clamping cylinders 223 extending towards the through hole 222, the clamping blocks 224 are slidably matched with side walls of the pushing plate 221, arc-shaped clamping holes 225 which can clamp the steel material 3 are formed in the side walls, which are close to the two clamping blocks 224, of the clamping holes 225, the clamping holes 225 are arc-shaped, when the two clamping holes 225 are closed, the clamping holes are clamped and attached to the outer wall of the steel material 3, and when the first telescopic cylinder 213 is in the maximum extension stroke, the pushing plate 221 is attached to the side of the waste collecting tank 4.

Specifically, the same way, two grip blocks 224 have the second slider towards the rigid coupling of integrated into one piece on the outer wall of pushing away the flitch 221, and on pushing away the flitch 221, the level has been seted up and has been supplied second slider sliding connection's second spout, when pressing from both sides material cylinder 223 output and stretch out or retract, drive grip block 224 horizontally and slide along the second spout, the frictional force when the second spout not only can reduce grip block 224 slip, simultaneously, also can play certain support to grip block 224, avoid it to take place to drop.

Based on the above, the waste collection tank 4 includes: the blanking groove 41 is arranged on the workbench 1, the blanking groove 41 is in a strip shape, the extending direction of the blanking groove 41 is consistent with the width of the workbench 1, the blanking groove 41 is positioned below the steel material 3, the inner wall of one side of the blanking groove 41, which is close to the feeding mechanism 2, is also provided with a guiding slope 42, and the upper surface of the guiding slope 42 is gradually inclined and sunk towards the blanking groove 41 away from the feeding mechanism 2.

Based on the above-described scheme, the blanking member 5 comprises: the limiting plate 51 is fixedly arranged on the workbench 1, the top end of the limiting plate 51 is provided with a bearing groove 52 capable of carrying steel materials 3, the limiting plate 51 is tightly attached to one side of the blanking groove 41, the limiting plate 51 is close to the side wall of the blanking groove 41 and is connected with a movable plate 53 in a sliding manner along the extending direction of the limiting plate, a material breaking motor 54 is fixedly connected to the movable plate 53, a cutting blade 55 is fixedly connected to the detachable end of the movable plate, which extends towards the material clamping assembly 22, a connecting seat 56 is fixedly connected to the workbench 1 on one side of the blanking groove 41, a second telescopic cylinder 57 is fixedly arranged on the connecting seat, and the output end of the second telescopic cylinder 57 is fixedly connected with the outer wall of the movable plate 53.

Specifically, similarly, the side wall of the limiting plate 51 is provided with a third sliding groove along the extending direction thereof, the side wall of the movable plate 53 facing the third sliding groove is fixedly connected with a third sliding block which is slidably connected in the third sliding groove, and the stability of the movable plate 53 during sliding can be ensured through the mutual matching of the third sliding block and the third sliding groove, and meanwhile, the movable plate 53 can be supported by the third sliding block.

Based on the above, the collecting member 6 includes: the two locating plates 61, the two locating plates 61 are symmetrically arranged on the bottom wall of the workbench 1 on two sides of the blanking groove 41 along the extending direction of the blanking groove, a collecting box 62 is arranged between the two locating plates 61 in a sliding fit mode, a containing groove is formed in the collecting box, an opening communicated with the containing groove is formed in the top end of the collecting box, a plurality of universal wheels 63 are arranged on the bottom wall of the collecting box 62 in a matrix mode, and a push-pull handle 64 is fixedly connected to the outer wall of one side of the collecting box 62.

The working principle and the using flow of the utility model are as follows:

one end of the steel material 3 passes through the through hole 222 on the pushing plate 221, when the output end of the first telescopic cylinder 213 stretches out, the sliding block 212 is pushed to move towards the material breaking part 5 along the mounting seat 211, meanwhile, the pushing plate 221 is pushed to move towards the material breaking part 5 by the first connecting plate 214, the second connecting plate 215 and the third connecting plate 216, the output ends of the clamping cylinders 223 on two sides of the through hole 222 move towards the through hole 222, and the clamping of the steel material 3 is realized by the clamping holes 225 on the clamping block 224, so that the steel material 3 is driven to be conveyed towards the material breaking part 5;

when the steel material 3 is conveyed to a specified length, the output end of the second telescopic cylinder 57 stretches out to push the movable plate 53 to move along the chute 41, and the output end of the material breaking motor 54 rotates to drive the cutting blade 55 to rotate, so that the material breaking cutting of the steel material 3 is realized;

the scraps and scraps generated in the cutting process can fall into the blanking groove 41 and then enter the collecting box body 62 to be collected, meanwhile, along with continuous conveying of the steel materials 3 by the pushing plate 221, the pushing plate 221 which is connected to the workbench 1 in a sliding manner can push the scraps and scraps scattered on the workbench 1 to the guiding slope 42, and the scraps and scraps enter the blanking groove 41 along the guiding slope 42 to realize unified collection of the scraps and scraps.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (6)

1. Automatic material equipment that breaks in processing screw process, its characterized in that: comprising the following steps:

a work table (1);

the feeding mechanism (2) is provided with a moving assembly (21) and a clamping assembly (22), the clamping assembly (22) is connected to the workbench (1) in a sliding manner and fixedly connected with the moving assembly (21), and steel materials (3) to be subjected to material cutting processing are clamped in the clamping assembly (22);

the workbench (1) on one side of the clamping component (22) far away from the moving component (21) is also provided with a waste collection groove (4);

the material breaking component (5) is arranged on the workbench (1) at one side of the waste collection tank (4) far away from the feeding mechanism (2);

the steel material clamping assembly (22) is driven by the moving assembly (21) to clamp the steel material (3) to horizontally move towards the waste collecting tank (4), and the steel material (3) is broken by the breaking component (5), so that scraps produced during breaking of the steel material (3) fall into the waste collecting tank (4);

the garbage collection device is also provided with a collection component (6) which is arranged below the workbench (1) corresponding to the garbage collection groove (4) and is used for realizing unified collection of the garbage.

2. An automatic blanking apparatus in a process of machining screws according to claim 1, wherein: the moving assemblies (21) are provided with two groups, and are oppositely arranged on the workbench (1) along the conveying direction of the steel materials (3), wherein each group of moving assemblies (21) comprises:

the mounting seat (211) is fixedly arranged on the workbench (1), a sliding block (212) is connected onto the mounting seat in a sliding manner, a first telescopic cylinder (213) fixedly connected onto the mounting seat (211) is arranged on one side, away from the material breaking part (5), of the sliding block (212), and the output end of the first telescopic cylinder is fixedly connected with the sliding block (212);

the sliding block (212) is horizontally arranged on the side wall of the steel material (3) towards the first connecting plate (214), a second connecting plate (215) extending downwards is fixedly connected to the first connecting plate (214) vertically, and a third connecting plate (216) extending horizontally towards the material breaking part (5) is fixedly connected to the bottom end of the second connecting plate (215).

3. An automatic blanking apparatus in a process of machining screws as claimed in claim 2, wherein: the nip assembly (22) includes:

the pushing plates (221) are connected to the workbench (1) in a sliding manner, the two third connecting plates (216) are fixedly connected to the outer walls of the pushing plates, and through holes (222) capable of penetrating through the steel materials (3) are formed in the pushing plates (221);

two clamping air cylinders (223) are symmetrically arranged on two sides of the through hole (222), clamping blocks (224) are fixedly connected to output ends of the two clamping air cylinders (223) extending towards the through hole (222), and the clamping blocks (224) are in sliding fit with the side walls of the pushing plate (221);

the two clamping blocks (224) are provided with arc-shaped clamping holes (225) which can clamp the steel material (3) on the side walls close to each other, the clamping holes (225) are arc-shaped, and when the two clamping holes (225) are closed, the two clamping holes are clamped and attached to the outer wall of the steel material (3);

when the first telescopic cylinder (213) is in the maximum extension stroke, the pushing plate (221) is arranged beside the waste collection tank (4) in a sticking way.

4. An automatic blanking apparatus in a process of machining screws according to claim 1, wherein: the waste collection tank (4) comprises:

the blanking groove (41) is formed in the workbench (1), the blanking groove (41) is long, the extending direction of the blanking groove is consistent with the width of the workbench (1), and the blanking groove (41) is positioned below the steel material (3);

the blanking groove (41) is close to the inner wall of one side of the feeding mechanism (2) and is further provided with a guide slope (42), and the upper surface of the guide slope (42) is far away from the feeding mechanism (2) and gradually inclines downwards towards the blanking groove (41).

5. An automatic blanking apparatus in a process of machining screws according to claim 4, wherein: the blanking member (5) comprises:

a limiting plate (51) fixedly mounted on the workbench (1), wherein a bearing groove (52) capable of carrying the steel material (3) is formed in the top end of the limiting plate, and the limiting plate (51) is tightly attached to one side of the blanking groove (41);

a movable plate (53) is connected to the side wall, close to the blanking groove (41), of the limiting plate (51) in a sliding manner along the extending direction of the movable plate, a material breaking motor (54) is fixedly connected to the movable plate (53), and a cutting sheet (55) is detachably and fixedly connected to an output end, extending towards the material clamping assembly (22), of the movable plate;

the workbench (1) at one side of the blanking groove (41) is fixedly connected with a connecting seat (56), a second telescopic cylinder (57) is fixedly arranged on the connecting seat, and the output end of the second telescopic cylinder (57) is fixedly connected with the outer wall of the movable plate (53).

6. An automatic blanking apparatus in a process of machining screws according to claim 4, wherein: the collecting member (6) comprises:

the two positioning plates (61) are symmetrically arranged on the bottom wall of the workbench (1) at two sides of the blanking groove (41) along the extending direction of the blanking groove (41);

a collecting box body (62) is arranged between the two positioning plates (61) in a sliding fit manner, a containing groove is formed in the collecting box body, and an opening communicated with the containing groove is formed in the top end of the collecting box body;

a plurality of universal wheels (63) are arranged on the bottom wall of the collecting box body (62) in a matrix mode, and a push-pull handle (64) is fixedly connected to the outer wall of one side of the collecting box body (62).