CN114850942A

CN114850942A - Self-checking loading attachment for digit control machine tool

Info

Publication number: CN114850942A
Application number: CN202210797260.0A
Authority: CN
Inventors: 李宁; 尚亚军
Original assignee: Jiangsu Jiangzhun Numerical Control Machine Tool Co ltd
Current assignee: Jiangsu Jiangzhun Numerical Control Machine Tool Co ltd
Priority date: 2022-07-08
Filing date: 2022-07-08
Publication date: 2022-08-05
Anticipated expiration: 2042-07-08
Also published as: CN114850942B

Abstract

The invention relates to a self-checking feeding device for a numerical control machine tool. The stacking assembly comprises a base, a stacking barrel and a clamping mechanism; the base is used for carrying out integral support, the stacking barrel is arranged on the surface of the working surface of the base, and the stacking barrel has preset accommodation performance; the material blocking mechanism is arranged in the material stacking barrel accommodating cavity. The material control assembly comprises a conveying mechanism and a material control mechanism; the conveying mechanism is connected with the stacking barrel; the material control mechanism is erected on one side of the conveying mechanism. The self-checking assembly comprises a self-checking mechanism and an auxiliary mechanism; the self-checking mechanism is attached to one end of the conveying mechanism; the auxiliary mechanism is erected at one end of the self-checking mechanism. The self-checking component can identify whether the direction of the operation surface of the loading workpiece is correct or not, and when the operation surface of the workpiece is found to be incorrect, the self-checking component can perform self-correction through the assistance of the auxiliary mechanism, so that the loading quality is improved. Meanwhile, the material control assembly can ensure that the workpieces are conveyed in a single row, and the phenomenon of stacking the workpieces in the conveying process is avoided.

Description

Self-checking loading attachment for digit control machine tool

Technical Field

The invention relates to the field of auxiliary instruments of numerical control machines, in particular to a self-checking feeding device for a numerical control machine.

Background

The numerical control machine tool is a digital control machine tool for short, and is an automatic machine tool provided with a program control system. The cutting tool is mainly used for cutting and processing inner and outer cylindrical surfaces of shaft parts or disc parts, inner and outer circular hammer surfaces with any taper angle, complex rotary inner and outer curved surfaces, cylindrical threads, conical threads and the like, and can perform cutting, drilling, reaming, boring and the like. The numerical control machine tool automatically processes the processed parts according to a processing program programmed in advance. The machining process route, process parameters, tool motion track, displacement, cutting parameters and auxiliary functions of the part are compiled into a machining program list according to instruction codes and program formats specified by the numerical control machine, and then the content in the program list is recorded on a control medium and then input into a numerical control device of the numerical control machine, so that the machine tool is instructed to machine the part.

The numerical control machine tool well solves the problem of machining of complex, precise, small-batch and various parts, is a flexible and high-efficiency automatic machine tool, represents the development direction of the control technology of modern machine tools, and is a typical mechanical and electrical integration product. Meanwhile, because of the high-efficiency and batch production rate of the numerical control machine tool, a lot of problems and requirements are invisibly added to the workpiece feeding step. The manual feeding is huge in workload, and the efficiency is low, so that the automatic feeding device is difficult to keep up with the production efficiency of the numerical control machine tool, and the automatic feeding device becomes an essential auxiliary tool in the production and machining process of the numerical control machine tool.

When a traditional numerical control machine tool feeding device is used for feeding workpieces with special-shaped differences on two sides, the operation surfaces of the workpieces are difficult to distinguish, and the operation surfaces of the fed workpieces cannot be kept consistent. Meanwhile, the feeding device usually has a single size corresponding to a single type of workpiece, and cannot meet the feeding requirements of workpieces with different sizes. And the existing feeding device generally adopts a vibration disc to vibrate for feeding, so that the workpiece is easily damaged in the feeding process.

Disclosure of Invention

The purpose of the invention is as follows: the utility model provides a self-checking loading attachment for digit control machine tool to solve the above-mentioned problem that prior art exists.

The technical scheme is as follows: a self-checking feeding device for a numerical control machine tool comprises a stacking assembly, a material control assembly and a self-checking assembly.

The stacking assembly comprises a base and a stacking barrel clamping mechanism; the base is used for supporting and positioning the whole stacking assembly; the stacking barrel is arranged on the surface of the working surface of the base, has preset accommodation performance and is used for bearing and accommodating all parts of the stacking assembly; the material blocking mechanism is arranged in the material stacking barrel accommodating cavity and used for regularly accommodating workpieces needing to be subjected to loading operation.

The material control assembly comprises a conveying mechanism and a material control mechanism. The conveying mechanism is connected with the stacking barrel and is used for conveying workpieces; the material control mechanism is erected on one side of the conveying mechanism and used for controlling the quantity of conveyed workpieces and avoiding the phenomenon of stacking the workpieces.

The self-checking assembly comprises a self-checking mechanism and an auxiliary mechanism. The self-checking mechanism is attached to the conveying mechanism and used for detecting the orientation of the working surface of the workpiece; the auxiliary mechanism is erected at one end of the self-checking mechanism and used for adjusting the work surface towards the abnormal workpiece to perform auxiliary operation.

In a further embodiment, the stacking barrel is hollow, and the stacking barrel is provided with a material guiding platform with a preset inclination angle and used for guiding and concentrating the workpieces guided into the stacking barrel. The material guiding platform inclines towards the position close to the center of the stacking barrel, and the height of the material guiding platform is lower towards the position close to the center of the stacking barrel. The stacking barrel is close to a discharge through hole for discharging is formed in the side wall of one end of the base, and the conveying mechanism extends into the hollow cavity of the stacking barrel through the discharge through hole and extends to a preset distance.

In a further embodiment, the material clamping mechanism comprises two parts, namely a clamping plate and a rotating plate. The clamping plate is arranged at the bottom end of the working direction of the cavity chamber in the stacking barrel, and is provided with a concave clamping hole for limiting the overall operation position of the material clamping mechanism. The rotating plate is in shaft joint with the working surface of the clamping plate and can rotate around a connecting point with the clamping plate in all directions.

In a further embodiment, the rotating plate is matched with the clamping plate in size and is at least equal to the clamping plate in size; the rotating plate is provided with a plurality of through holes, and each through hole has preset accommodation performance and is used for accommodating and regulating the workpieces flowing in through the material guiding platform. And a preset height difference exists between the whole operation height of the material clamping mechanism and the operation height of the material guiding platform of the material piling barrel, and the whole operation height of the material clamping mechanism is smaller than or equal to the operation height of the lowest point of the material guiding platform.

In a further embodiment, the transfer mechanism comprises three parts, a transfer plate, a retractable plate and a baffle. The conveying plate extends to a preset distance in the cavity of the stacking barrel through the discharging through hole, and the surface of the working surface is covered with a conveying crawler belt for conveying workpieces needing to be loaded. The retractable plate is arranged on two sides of the conveying plate, can perform reciprocating retractable operation along the direction perpendicular to the working direction of the conveying plate, and can perform corresponding retractable adjustment on the width of a workpiece conveyed according to needs in the later operation process. The baffle with the expansion plate links to each other, has predetermined elasticity, can follow with the expansion plate vertical direction is flexible, is used for right the work piece that the conveying board conveys separates the shelves, avoids appearing the skew or the condition emergence that drops because of inertia reason in the in-process to the work piece conveying.

In a further embodiment, the material control mechanism comprises five parts, namely a positioning column, an adjusting column, a connecting column, a telescopic column and a material control plate. The positioning column is erected at one side of the conveying plate and used for limiting the integral operation position of the material control mechanism; the adjusting column is connected with one end, above the working direction of the conveying plate, of the positioning column, has preset flexibility, and can be flexibly adjusted along with actual needs in the later operation process. The connecting column is connected with the adjusting column and can adjust the operation position along with the extension and contraction of the connecting column. The telescopic column is connected with one end, close to the conveying plate, of the connecting column, and telescopic adjustment operation can be performed in the horizontal direction of the connecting column. The material control plate is connected with one end, close to the conveying plate, of the telescopic column and can adjust the corresponding operation position along with the telescopic adjustment of the telescopic column. In the later operation process, the telescopic adjustment of the telescopic columns drives the material control plate to move so as to complete the material control operation of the conveyed feeding workpiece.

In a further embodiment, the concave type screens hole of screens board with the conveying board passes through the exit hole extends to the indoor one end of cavity offsets in the storage bucket cavity, just conveying board working horizontal plane with screens board bottom surface altitude level or be less than screens board bottom surface height, and be less than the distance of screens board bottom surface height does not exceed the thickness of carrying out the transmission work piece. The screens board with cavity working direction bottom is the joint in the windrow bucket, and in later stage operation process, can be right according to actual need the screens board is changed and is adjusted.

In a further embodiment, the self-checking mechanism comprises four parts, a support plate, a tilting rod, a tilting plate and a mould plate. The supporting plate is erected at one end, far away from the stacking barrel, of the conveying plate and used for integral supporting and position limiting of the self-checking mechanism. The inclined rod is connected with the supporting plate, has preset flexibility, can perform preset telescopic operation along the direction vertical to the conveying plate, and is used for adjusting the integral operation height of the self-checking mechanism. The inclined plate and one end of the inclined rod, which is close to the conveying plate, are in shaft connection, and can rotate around a connecting point of the inclined rod, so that the loading workpiece can be turned and adjusted in the later period. The mould board with the hang plate is close to the one side joint of conveying board, just mould working surface be equipped with will carry out the material loading work piece the special-shaped face looks adaptation the recess and with conveying board operation height level, and with the conveying board pastes mutually for carry out the self-checking towards the work piece operation face orientation that carries out the material loading, and can carry out the correspondence according to the work piece of difference in the later stage operation process the adjustment and the change of mould board.

In a further embodiment, the auxiliary mechanism comprises three parts, namely a bracket, a positioning plate and a sliding rod. The support is arranged at one side edge of the supporting plate far away from the conveying plate and used for integrally supporting and positioning the auxiliary mechanism, and the support is as high as the operation height of the die plate and is attached to the die plate. The locating plate with the support links to each other and is equipped with open through-hole, just the support with conveying board working direction horizontal side department all is equipped with the locating plate. The slide bar penetrates through the open through hole of the positioning plate and is used for adjusting and fixing the operation position through the clamping ring. And the auxiliary operation of the adjustment of the feeding working face can be completed through the sliding adjustment of the sliding rod in the later operation process. The support has predetermined elasticity, can follow with conveying board vertical direction carries out flexible regulation operation, can carry out nimble regulation according to actual demand in the later stage operation process.

In a further embodiment, the concave type screens downthehole wall of screens board is equipped with flexible push pedal, can follow with conveying board working direction horizontal direction carries out the operation of stretching out and drawing back, just the concave type screens downthehole wall of screens board is equipped with infrared sensing device. In the later operation process, when the infrared sensing device at the concave clamping hole of the clamping plate does not sense the workpiece within preset time, a corresponding wireless signal is sent to the material clamping mechanism.

Has the advantages that: the invention relates to a self-checking feeding device for a numerical control machine tool. The stacking assembly comprises a base, a stacking barrel and a clamping mechanism; the base is used for carrying out integral support, the stacking barrel is arranged on the surface of the working surface of the base, and the stacking barrel has preset accommodation performance; the material blocking mechanism is arranged in the material stacking barrel accommodating cavity. The material control assembly comprises a conveying mechanism and a material control mechanism; the conveying mechanism is connected with the stacking barrel; the material control mechanism is erected on one side of the conveying mechanism. The self-checking assembly comprises a self-checking mechanism and an auxiliary mechanism; the self-checking mechanism is attached to one end of the conveying mechanism; the auxiliary mechanism is erected at one end of the self-checking mechanism. The self-checking component can identify whether the direction of the operation surface of the feeding workpiece is correct or not, and when the direction of the operation surface of the workpiece is found to be incorrect, the operation surface of the workpiece can be automatically corrected through the assistance of the auxiliary mechanism, so that the feeding quality is improved, and manual adjustment and detection are not needed. Meanwhile, the material control assembly can ensure that the workpieces are conveyed in a single row, and the phenomenon that the workpieces are stacked in the conveying process to cause subsequent machining operation to be blocked is avoided. The material clamping mechanism, the conveying mechanism, the material control mechanism, the self-checking mechanism and the auxiliary mechanism can be flexibly adjusted, so that the feeding device can be used for feeding workpieces with different sizes, and a single workpiece does not need to correspond to a single feeding device. The rotating plate can carry out grouping arrangement on workpieces needing to be loaded for loading, effectively protects the queuing and loading process of the workpieces, and avoids the workpieces from colliding in the process of waiting for loading operation to cause damage to the workpieces.

Drawings

Fig. 1 is a schematic view of the present invention as a whole.

Fig. 2 is an overall schematic view of the windrow assembly of the present invention.

FIG. 3 is a schematic view of the material control assembly according to the present invention.

Fig. 4 is an exploded view of the material clamping mechanism of the present invention.

Fig. 5 is an overall schematic view of the self-test assembly according to the present invention.

The figures are numbered: the automatic inspection device comprises a base 101, a stacking bucket 102, a rotating plate 103, a clamping plate 104, a telescopic push plate 105, a guiding platform 106, a conveying mechanism 201, a conveying plate 211, a telescopic plate 221, a baffle 231, a material control mechanism 202, a positioning column 212, an adjusting column 222, a joining column 232, a telescopic column 242, a material control plate 252, a self-inspection assembly 3, a supporting plate 301, an inclined rod 302, an inclined plate 303, a mold plate 304, a support 311, a positioning plate 312, a sliding rod 313, a clamping ring 314 and a workpiece 4.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the invention.

The applicant believes that the traditional numerical control machine tool feeding device is difficult to distinguish the working surfaces of workpieces when the workpieces with special-shaped differences on the two surfaces are fed, and the working surfaces of the fed workpieces cannot be kept consistent. Meanwhile, the feeding device usually has a single size corresponding to a single type of workpiece, and cannot meet the feeding requirements of workpieces with different sizes. And the existing feeding device generally adopts a vibration disc to vibrate for feeding, so that the workpiece is easily damaged in the feeding process.

Therefore, the applicant designs a self-checking feeding device for a numerical control machine tool, which can identify whether the direction of the working surface of the fed workpiece 4 is correct or not, and can automatically correct the working surface of the workpiece 4 by the aid of an auxiliary mechanism when the working surface is found to be incorrect, so that the feeding quality is improved. Meanwhile, the material control assembly can ensure that the workpieces 4 are conveyed in a single row, and the stacking phenomenon of the workpieces 4 in the conveying process is avoided.

The invention relates to a self-checking feeding device for a numerical control machine tool. The stacking assembly comprises a base 101 and a stacking barrel 102 material clamping mechanism; the base 101 is used for supporting and positioning the whole stacking assembly; the stacking barrel 102 is arranged on the surface of the working surface of the base 101, and the stacking barrel 102 has predetermined accommodation performance and is used for bearing and accommodating all parts of the stacking assembly; the material clamping mechanism is arranged in the accommodating cavity of the material stacking barrel 102 and used for regularly accommodating workpieces 4 needing to be subjected to loading operation. The material control assembly comprises a conveying mechanism 201 and a material control mechanism 202. The conveying mechanism 201 is connected with the material piling barrel 102 and is used for conveying the workpieces 4; the material control mechanism 202 is erected on one side of the conveying mechanism 201 and used for controlling the number of the conveyed workpieces 4 and avoiding the stacking phenomenon of the workpieces 4. The self-checking assembly 3 comprises a self-checking mechanism and an auxiliary mechanism. The self-checking mechanism is attached to the conveying mechanism 201 and used for detecting the orientation of the working surface of the workpiece 4; the auxiliary mechanism is erected at one end of the self-checking mechanism and used for adjusting the work surface towards the abnormal workpiece 4 to perform auxiliary operation.

In a further preferred embodiment, the stacking barrel 102 is hollow, and the stacking barrel 102 is provided with a guiding platform 106 with a predetermined inclined angle, which is used for guiding and concentrating the workpieces 4 guided into the stacking barrel 102. The indexing platform 106 is inclined towards the center of the stacking bucket 102 and has a lower height closer to the center of the stacking bucket 102. A discharge through hole for discharging is formed in the side wall of one end, close to the base 101, of the stacking barrel 102, and the conveying mechanism 201 extends into the hollow cavity of the stacking barrel 102 through the discharge through hole and extends to a predetermined distance.

In a further preferred embodiment, the material clamping mechanism comprises two parts, namely a clamping plate 104 and a rotating plate 103. The clamping plate 104 is disposed at the bottom end of the cavity in the stacking barrel 102 in the working direction, and the clamping plate 104 is provided with a concave clamping hole for limiting the overall operation position of the material clamping mechanism. The size of the concave clamping hole of the clamping plate 104 is matched with the size of the workpiece 4 to be fed, and the position of the concave clamping hole of the clamping plate 104 corresponds to the position of the discharge through hole of the material piling barrel 102. The rotating plate 103 is coupled to the working surface of the locking plate 104 and can rotate around the connection point with the locking plate 104 in all directions.

In a further preferred embodiment, the rotation plate 103 is adapted to the size of the detent plate 104 and is at least equal to the size of the detent plate; the rotating plate 103 is provided with a plurality of through holes, and each through hole has a predetermined accommodation property for accommodating and regulating the workpiece 4 flowing in through the material guiding platform 106. A preset height difference exists between the overall operation height of the material blocking mechanism and the operation height of the material guiding platform 106 of the stacking barrel 102, and the overall operation height of the material blocking mechanism is smaller than or equal to the operation height of the lowest point of the material guiding platform 106.

In a further preferred embodiment, the conveying mechanism 201 comprises three parts, namely a conveying plate 211, a telescopic plate 221 and a baffle 231. The conveying plate 211 extends to a predetermined distance in the cavity of the stacking barrel 102 through the discharging through hole, and the working surface is covered with a conveying crawler belt for conveying the workpiece 4 to be loaded. The retractable plates 221 are disposed on two sides of the conveying plate 211, and can perform reciprocating retractable operation in a direction perpendicular to the working direction of the conveying plate 211, and the width of the workpiece 4 conveyed in the later operation process can be correspondingly adjusted in a retractable manner according to the requirement. The baffle 231 is connected with the telescopic plate 221, has a predetermined telescopic property, can be stretched and retracted along a direction perpendicular to the telescopic plate 221, and is used for blocking the workpiece 4 conveyed by the conveying plate 211, so that the situation that the workpiece 4 is shifted or falls off due to inertia in the process of conveying the workpiece 4 is avoided.

In a further preferred embodiment, the material control mechanism 202 includes five parts, i.e., a positioning column 212, an adjusting column 222, an engaging column 232, a telescopic column 242 and a material control plate 252. The positioning column 212 is erected at one side of the conveying plate 211 and used for limiting the overall operation position of the material control mechanism 202; the adjusting column 222 is connected with one end of the positioning column 212 above the working direction of the conveying plate 211, has preset flexibility, and can be flexibly adjusted according to actual needs in the later operation process. The connecting column 232 is connected to the adjusting column 222, and the working position can be adjusted by following the expansion and contraction of the connecting column 232. The telescopic column 242 is connected to an end of the joining column 232 near the transfer plate 211, and can perform telescopic adjustment operation in a direction horizontal to the joining column 232. The material control plate 252 is connected to one end of the telescopic column 242 close to the conveying plate 211, and can perform corresponding operation position adjustment along with the telescopic adjustment of the telescopic column 242. In the later operation process, the telescopic adjustment of the telescopic column 242 drives the material control plate 252 to move so as to complete the material control operation of the conveyed feeding workpiece 4.

In a further preferred embodiment, the concave type clamping hole of the clamping plate 104 abuts against one end of the conveying plate 211 extending into the cavity of the stacker bucket 102 through the discharge through hole, and the working horizontal plane of the conveying plate 211 is at the level of the bottom surface of the clamping plate 104 or lower than the bottom surface of the clamping plate 104, and the distance lower than the bottom surface of the clamping plate 104 is not more than the thickness of the workpiece 4 to be driven. The clamping plate 104 and the cavity working direction bottom end in the stacking barrel 102 are clamped, and the clamping plate 104 can be replaced and adjusted according to actual needs in the later operation process.

In a further preferred embodiment, the self-checking mechanism comprises four parts, a support plate 301, an inclined bar 302, an inclined plate 303 and a mould plate 304. The support plate 301 is mounted at an end of the transfer plate 211 remote from the stacker drum 102 for integral support and position definition of the self-checking mechanism. The inclined rod 302 is connected with the supporting plate 301, has preset retractility, can perform preset retractility operation along the direction vertical to the conveying plate 211, and is used for adjusting the overall operation height of the self-checking mechanism. The inclined plate 303 is coupled to an end of the inclined rod 302 close to the transfer plate 211, and can rotate around a connection point with the inclined rod 302, so as to perform a turning adjustment operation on the fed workpiece 4 at a later stage. Mould board 304 with hang plate 303 is close to the one side joint of conveying board 211, just mould working surface be equipped with will carry out the material loading work piece 4 the dysmorphism face looks adaptation the recess and with conveying board 211 operation elevation level, and with conveying board 211 pastes mutually for carry out the self-checking towards the work piece 4 operation face orientation that carries out the material loading, and can carry out the correspondence according to different work piece 4 in the later stage operation process mould board 304's adjustment and change.

In a further preferred embodiment, the auxiliary mechanism comprises three parts, namely a bracket 311, a positioning plate 312 and a sliding rod 313. The bracket 311 is disposed at a side of the supporting plate 301 away from the transferring plate 211 for supporting and positioning the auxiliary mechanism as a whole, and the bracket 311 is at the same working height as the mold plate 304 and is attached to the mold plate 304. The positioning plate 312 is connected with the bracket 311 and is provided with an open through hole, and the positioning plate 312 is arranged at the horizontal side of the bracket 311 and the conveying plate 211 in the working direction. The sliding rod 313 penetrates through the open through hole of the positioning plate 312, and the working position is adjusted and fixed by the retaining ring 314. The auxiliary operation of the adjustment of the feeding working face can be completed through the sliding adjustment of the sliding rod 313 in the later operation process. The bracket 311 has a predetermined flexibility, and can be adjusted in a flexible manner in a later operation process according to actual requirements, and can be adjusted in a flexible manner in a direction perpendicular to the conveying plate 211.

In a further preferred embodiment, the inner wall of the concave position-fixing hole of the position-fixing plate 104 is provided with a telescopic push plate 105, which can perform telescopic operation along the horizontal direction of the working direction of the conveying plate 211, and the inner wall of the concave position-fixing hole of the position-fixing plate 104 is provided with an infrared sensing device. In the later operation process, when the infrared sensing device at the concave clamping hole of the clamping plate 104 does not sense the workpiece 4 within the preset time, a corresponding wireless signal is sent to the material clamping mechanism. And a weight sensing device is arranged inside the inclined plate 303 and can sense the weight change of the die plate 304.

Based on the embodiment, the working process of the self-checking feeding device for the numerical control machine tool is as follows:

firstly, pouring a workpiece 4 to be loaded into a hollow cavity of the stacking barrel 102, wherein the workpiece 4 flows into a containing through hole of the rotating plate 103 along the material guiding platform 106; then the rotating plate 103 rotates around the connection point with the clamping plate 104, when the accommodating through hole of the rotating plate 103 rotates to the concave clamping hole of the clamping plate 104, the workpiece 4 flows out to the concave clamping hole of the clamping plate 104 along the accommodating through hole of the rotating plate 103; when the infrared sensing device in the concave clamping hole of the clamping plate 104 senses that the workpiece 4 falls off, a wireless signal is sent to the telescopic push plate 105; after receiving the corresponding wireless signal, the retractable push plate 105 extends in a direction close to the conveying plate 211 to push out the workpiece 4, and then the workpiece 4 is conveyed through the conveying plate 211.

When the workpiece 4 is transferred to the die plate 304, if the working face of the workpiece 4 is oriented correctly, the subsequent transfer operation can be smoothly performed through the die plate 304; if the working surface of the workpiece 4 is not oriented correctly, the workpiece 4 will fall into the recess of the die plate 304; when the inclined plate 303 senses the weight change of the mold plate 304, the inclined rod 302 extends in a direction perpendicular to the conveying plate 211 to push up the inclined plate 303 and the mold plate 304; the sliding rods 313 slide along the open through holes of the positioning plate 312, and stop sliding when the sliding rods 313 sliding to the two sides of the bracket 311 contact; then the inclined plate 303 rotates around a connection point with the inclined plate 303 and inclines towards a direction close to the bracket 311; when the inclined plate 303 is inclined to a predetermined angle, the workpiece 4 falls from the groove of the die plate 304, and the workpiece 4 is turned over under the auxiliary blocking of the sliding rod 313, so that the orientation of the working surface of the workpiece 4 is adjusted.

When the infrared sensing device in the concave clamping hole of the clamping plate 104 does not sense the falling of the workpiece 4 within the preset time, the infrared sensing device sends a wireless signal to the rotating plate 103 to perform corresponding rotating operation again until the falling of the workpiece 4 is sensed again, and then the steps are sequentially repeated to perform feeding operation on the workpiece 4 until all the workpieces 4 to be subjected to the feeding operation are completely fed.

As noted above, while the present invention has been shown and described with reference to certain preferred embodiments, it is not to be construed as limited thereto. Various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a self-checking loading attachment for digit control machine tool, characterized by includes:

a windrow assembly including a base for integral support; the stacking barrel is arranged on the surface of the working surface of the base and has preset accommodation performance; the material clamping mechanism is arranged in the accommodating cavity of the material stacking barrel;

the material control assembly comprises a conveying mechanism connected with the stacking barrel; the material control mechanism is erected on one side of the conveying mechanism;

the self-checking assembly comprises a self-checking mechanism attached to one end of the conveying mechanism; and the auxiliary mechanism is erected at one end of the self-checking mechanism.

2. The self-checking feeding device for the numerical control machine tool according to claim 1, characterized in that:

the stacking barrel is hollow, and is provided with a material guiding platform with a preset inclination angle; the stacking barrel is close to a discharging through hole for discharging is formed in the side wall of one end of the base, and the conveying mechanism extends to a preset distance in the cavity of the stacking barrel through the discharging through hole.

3. The self-checking feeding device for the numerical control machine tool according to claim 2, wherein the material clamping mechanism comprises:

the clamping plate is arranged at the bottom end of the hollow cavity of the stacking barrel in the working direction; the clamping plate is provided with a concave clamping hole;

the rotating plate is in shaft connection with the working surface of the clamping plate and can rotate around a connection point with the clamping plate in all directions.

4. The self-checking feeding device for the numerical control machine tool according to claim 3, characterized in that:

the rotating plate is matched with the clamping plate in size, a plurality of through holes are formed in the rotating plate, and each through hole has preset accommodation performance; and a preset height difference exists between the integral operation height of the material clamping mechanism and the operation height of the material guiding platform of the material stacking barrel.

5. The self-checking feeding device for the numerical control machine tool as claimed in claim 3, wherein the conveying mechanism comprises:

the conveying plate extends to a position with a preset distance in the hollow cavity of the stacking barrel through the discharging through hole, and the surface of the working surface is covered with a conveying crawler belt;

the telescopic plates are arranged on two sides of the conveying plate and can perform reciprocating telescopic operation along the direction vertical to the working direction of the conveying plate;

the baffle is connected with the expansion plate, has preset flexibility, can stretch in the direction perpendicular to the expansion plate, and is used for separating the workpiece conveyed by the conveying plate.

6. The self-checking feeding device for the numerical control machine tool as claimed in claim 5, wherein the feeding control mechanism comprises:

the positioning column is erected at one side of the conveying plate and used for limiting the integral operation position of the material control mechanism;

the adjusting column is connected with one end, which is arranged above the working direction of the conveying plate, of the positioning column and has preset flexibility;

the connecting column is connected with the adjusting column and can adjust the operation position along with the expansion and contraction of the connecting column;

the telescopic column is connected with one end, close to the conveying plate, of the connecting column and can perform telescopic adjustment operation along the horizontal direction of the connecting column;

and the material control plate is connected with one end, close to the conveying plate, of the telescopic column and can adjust the corresponding operation position along with the telescopic adjustment of the telescopic column.

7. The self-checking feeding device for the numerical control machine tool according to claim 5, characterized in that:

the concave clamping hole of the clamping plate is abutted against one end of the conveying plate, which extends into the cavity chamber of the stacking barrel through the discharge through hole, and the working horizontal plane of the conveying plate is horizontal to the bottom surface of the clamping plate;

the screens board with cavity working direction bottom is the joint in the windrow bucket.

8. The self-checking feeding device for the numerical control machine tool as claimed in claim 5, wherein the self-checking mechanism comprises:

the supporting plate is erected at one end, far away from the stacking barrel, of the conveying plate and is used for integral supporting and position limiting of the self-checking mechanism;

the inclined rod is connected with the supporting plate, has preset retractility and can perform preset retractility operation along the direction vertical to the conveying plate;

the inclined plate is coupled with one end of the inclined rod close to the conveying plate in a shaft mode and can rotate around a connection point of the inclined plate and the inclined rod;

the mould board, with the hang plate is close to the one side joint of conveying board, just mould board working surface is equipped with the recess with the dysmorphism face looks adaptation that will carry out the material loading work piece.

9. The self-checking feeding device for the numerical control machine tool according to claim 8, wherein the auxiliary mechanism comprises:

the bracket is arranged at one side of the supporting plate far away from the conveying plate and used for integrally supporting and positioning the auxiliary mechanism;

the positioning plate is connected with the bracket and provided with an open through hole, and the positioning plate is arranged on the bracket and the horizontal side surface of the conveying plate in the working direction;

and the sliding rod penetrates through the open through hole of the positioning plate and adjusts and fixes the operation position through the clamping ring.

10. The self-checking feeding device for the numerical control machine tool according to claim 5, characterized in that:

the concave type screens hole inner wall of screens board is equipped with flexible push pedal, can follow with conveying board working direction horizontal direction carries out flexible operation, just the concave type screens hole inner wall of screens board is equipped with infrared induction system.