Cylinder head post-processing equipment

Abstract

The utility model provides cylinder head post-processing equipment, which is characterized in that a front-order robot device and a rear-order robot device are respectively provided with a multi-shaft driving arm and a profiling gripper, and gripper moving coverage areas of the front-order robot device and the rear-order robot device are limited to be a front-order operation space and a rear-order operation space respectively; the grinding head comprises a front-sequence grinding head and a rear-sequence grinding head, the sand shaking machine, the disk saw and the front-sequence grinding head are arranged in a front-sequence operation space, and the front-sequence robot device can clamp the cylinder head to be sequentially placed in an operation area of the sand shaking machine, the disk saw and the front-sequence grinding head; the air cylinder head post-processing control system controls the sand shaking machine, the disk saw and the front-sequence grinding head to work, the belt sander and the rear-sequence grinding head are arranged in the rear-sequence work space, and the rear-sequence robot device can clamp the air cylinder head completing the front-sequence work and sequentially place the air cylinder head in the work area of the belt sander and the rear-sequence grinding head. The air cylinder head post-processing control system controls the belt sander and the follow-up grinding head to work.

Description

TECHNICAL FIELD

[0001] The utility model belongs to cylinder head processing technical field especially relates to a cylinder head aftertreatment equipment. BACKGROUND

[0002] The cylinder head blank is integrally formed by sand casting or die casting, sand cores are used in the sand casting process to form the cylinder head cavity or complex internal cavity structure, and the die casting process is to inject molten metal into a specific metal mold under high pressure, and the metal mold is usually composed of two halves, so the cylinder head blank is usually left with sand cores inside, and the cylinder head blank has parting lines and pouring gates on the outside, which affects the subsequent production operation and the quality of the final product, so the cylinder head blank must be subjected to an aftertreatment process to remove the sand cores inside the cylinder head blank and the parting lines and pouring gates on the outside.

[0003] In the prior art, the cylinder head blank is usually removed manually, and since the cylinder head is a mass-produced product, the manual sand vibration sawing and polishing operation is low in efficiency, a large number of workers are needed to match the mass production of the cylinder head, and a large amount of labor is required, which is high in cost, and the workers are prone to fatigue due to long-term repetitive mechanical work, and the removal quality is uneven due to the work experience and attitude of the workers, and some burrs on the corner piece are not removed, causing the cylinder head to be reworked, or the burrs are not completely removed, causing poor consistency of the quality of the finished cylinder head, affecting the subsequent machining process, and in addition, the manual operation of the disc saw and the sand vibrating machine has certain safety hazards. UTILITY MODEL CONTENTS

[0004] The utility model provides a cylinder head aftertreatment equipment to solve the technical problems of low efficiency of manual operation, poor consistency of the quality of the finished cylinder head, and poor safety in the prior art.

[0005] To solve the above problems, the technical scheme of the utility model is as follows: a cylinder head aftertreatment equipment, comprising: a robot device, a sand vibrating machine, a disc saw, a sand belt machine, a polishing head, and a cylinder head aftertreatment control system.

[0006] The robot device comprises a presequence robot device and a postsequence robot device, the presequence robot device and the postsequence robot device are respectively provided with a multi-axis driving arm and a profiling gripper, the profiling gripper is adapted to the top or bottom shape structure of the cylinder head, and the presequence robot device and the postsequence robot device are configured such that the profiling gripper can move circumferentially around the rotation axis of the robot device base under the driving of the multi-axis driving arm; the movement coverage areas of the profiling grippers of the presequence robot device and the postsequence robot device are respectively a presequence operation space and a postsequence operation space.

[0007] The polishing head includes a pre-polishing head and a post-polishing head, the pre-polishing head has a smaller cutting force than the post-polishing head; the sand shaker, the circular saw and the pre-polishing head are arranged in the pre-operation space, the pre-robot device is further configured to place the cylinder head in the working area of the sand shaker, the circular saw and the pre-polishing head in turn, and the cylinder head post-processing control system is used to control the sand shaker, the circular saw and the pre-polishing head respectively; the abrasive belt machine and the post-polishing head are arranged in the post-operation space, the post-robot device is further configured to place the cylinder head after pre-operation in the working area of the abrasive belt machine and the post-polishing head in turn, and the cylinder head post-processing control system is also used to control the abrasive belt machine and the post-polishing head respectively.

[0008] Preferably, an upper feeding table is arranged, the upper feeding table is provided with a horizontal upper feeding platform at the top, which is used for manually placing the cylinder head blank to be processed, one side of the upper feeding platform is located in the pre-operation space, and the other side extends to the outside of the pre-operation space, a servo motor and a rotary support are arranged at the bottom of the upper feeding table, the upper feeding platform is fixedly connected with the rotary support, and the output shaft of the servo motor is in transmission connection with the rotary support, and the upper feeding table is configured so that the servo motor can drive the rotary support to rotate, so that the upper feeding platform rotates in the horizontal direction.

[0009] Preferably, a transfer table is arranged inside the cylinder head post-processing equipment, the transfer table is located at the intersection position of the pre-operation space and the post-operation space, and is used for transferring and placing the cylinder head after pre-operation.

[0010] Preferably, a chain plate type unloading conveying device is arranged, which is used for conveying the cylinder head, the input end of the unloading conveying device is located in the post-operation space, the output end of the unloading conveying device extends to the outside of the post-operation space, and a material collecting device is further arranged at the output end of the unloading conveying device.

[0011] Preferably, the pre-polishing head and the post-polishing head are respectively provided with a flexible power head, the pre-polishing head adopts a pneumatic flexible power head, and the post-polishing head adopts an electric flexible power head.

[0012] Preferably, the pre-polishing head and the post-polishing head are respectively provided with a rigid power head.

[0013] Preferably, a code scanner is further arranged inside the cylinder head post-processing equipment, the code scanner is configured to scan and determine the type of the cylinder head after pre-operation, and the cylinder head post-processing control system adjusts the type selection of the power head of the post-polishing head based on the type of the cylinder head.

[0014] Preferably, the gas cylinder head post-processing equipment is externally provided with an integrated rock wool plate metal house for isolating dust and noise generated in the gas cylinder head post-processing process.

[0015] Preferably, a PLC control cabinet is further provided, which is used for assembling hardware devices of the gas cylinder head post-processing control system, and is electrically connected with the robot device, the sand shaker, the disc saw, the sand belt machine, the polishing head and the code scanner respectively.

[0016] Preferably, the PLC control cabinet is further provided with a human-machine interface, which is used for visually monitoring and controlling the working state of the gas cylinder head post-processing equipment.

[0017] The utility model discloses a gas cylinder head post-processing equipment, which has the following advantages and positive effects compared with the prior art:

[0018] (1) In the gas cylinder head post-processing equipment provided by the utility model, a pre-robot device and a post-robot device are arranged, and a sand shaker, a disc saw, a sand belt machine and a polishing head are arranged in the activity range of the pre-robot device and the post-robot device respectively. Through cooperation of the pre-robot device and the post-robot device, automatic transmission of the gas cylinder head blank is realized, and sanding, sawing and polishing operations are sequentially performed. In the linear post-processing process of the gas cylinder head blank, human intervention is not required, the gas cylinder head post-processing equipment automatically and continuously operates, production efficiency is greatly improved, high-precision control of each component is realized through the gas cylinder head post-processing control system, and the quality consistency of the finished gas cylinder head is effectively guaranteed. Meanwhile, the two sets of robot devices are arranged, so that the gas cylinder head post-processing equipment can perform synchronous operations on multiple gas cylinder head blanks at the same time, and processing efficiency is further improved.

[0019] (2) In the gas cylinder head post-processing equipment provided by the utility model, an integrated rock wool plate metal house is arranged outside the gas cylinder head post-processing equipment, and the loading table structure is improved. One side of the loading table is located inside the gas cylinder head post-processing equipment, and the other side is located outside the gas cylinder head post-processing equipment. The loading table is provided with a rotary support part, which can realize self-rotation in place. That is, during the loading process, the gas cylinder head blank is only needed to be placed on the loading platform outside, and then the rotary support part is rotated to rotate the gas cylinder head blank to the inside of the gas cylinder head post-processing equipment for grabbing by the robot device. Meanwhile, the finished gas cylinder head after the post-processing process is directly transported to the material collecting device outside the gas cylinder head post-processing equipment through the unloading conveying device. Therefore, in the utility model, the internal devices of the gas cylinder head post-processing equipment cannot be directly contacted by the operators during the loading, unloading or gas cylinder head post-processing process, and the operation safety of the operators is greatly guaranteed. BRIEF DESCRIPTION OF DRAWINGS

[0020] Fig. 1 The utility model provides a plane structure schematic drawing of cylinder head post processing equipment,

[0021] Fig. 2 The utility model provides a three -dimensional structure schematic drawing of cylinder head post processing equipment.

[0022] The figure mark is explained: 1: antecedent robot device, 2: posterior robot device, 3: sand shaker, 4: disc saw, 5: sand belt machine, 6: antecedent polishing head, 7: posterior polishing head, 8: loading platform, 9: transfer platform, 10: code scanner, 11: unloading conveying device, 12: pneumatic flexible power head, 13: electric flexible power head, 14: rigid power head, 15: PLC control cabinet. DETAILED DESCRIPTION

[0023] The utility model provides a kind of cylinder head post processing equipment further detailed below in conjunction with drawings and specific embodiment.It will be more clear that the advantages and features of the utility model according to the following description and claims.

[0024] Reference Figs. 1-2 The embodiment provides a kind of cylinder head post processing equipment, main body structure includes robot device, sand shaker 3, disc saw 4, sand belt machine 5 and polishing head, and is equipped with cylinder head post processing control system to control the cooperation of each device Operation, for realizing the automatic post-processing function of cylinder head blank.

[0025] Robot device includes antecedent robot device 1 and posterior robot device 2, is respectively used to realize antecedent operation and posterior operation's cylinder head clamping and carrying work, wherein, antecedent robot device 1 and posterior robot device 2 are equipped with multi-axis drive arm and profiled gripper respectively, cylinder head post processing control system can output control instruction, control multi-axis drive arm with base as rotating and stretching axis, to drive gripper to move freely in three-dimensional space and execute clamping action, wherein, profiled gripper and the shape structure of the top or bottom of cylinder head are adapted, based on the structure characteristics of cylinder head, profiled gripper can realize efficient and stable clamping action, and in the embodiment, multiple conventional types of cylinder head in its top or bottom shape structure is generally more consistent, so that the versatility of profiled gripper is good, simultaneously, profiled gripper and multi-axis drive arm end are detachably fixed connection, namely when profiled gripper and cylinder head are not adapted, profiled gripper can also be quickly disassembled and replaced, so that the cylinder head post processing equipment provided in the embodiment can be used to execute the post-processing procedure of different models of cylinder head.

[0026] In the embodiment, in order to prevent the front robot device 1 and the rear robot device 2 from interfering with each other during movement, the activity ranges of the front robot device 1 and the rear robot device 2 are arranged staggeredly, and the moving coverage areas of the grippers of the front robot device 1 and the rear robot device 2 are defined as the front working space and the rear working space, respectively.

[0027] The sand shaker 3 is the first cleaning process, which can separate the sand core from the cylinder head blank by the vibration force, so as to clean the internal cavity of the cylinder head blank. The disc saw 4 is the second process, which can cut the surface of the cylinder head blank to remove the parting line and the sprue on the surface of the cylinder head blank. The polishing head includes the front polishing head 6 and the rear polishing head 7, which are used for polishing and polishing the surface of the cylinder head blank, respectively. The front polishing head 6 is the third cleaning process, and the rear polishing head 7 is the fifth cleaning process. In the embodiment, the cutting force of the front polishing head 6 is set to be smaller than that of the rear polishing head 7. By setting different cutting forces, the polishing and polishing requirements of different parts of the cylinder head blank are adapted. The sand belt machine 5 is the fourth cleaning process, which uses sand paper to further grind, polish and polish the cylinder head blank.

[0028] The sand shaker 3, the disc saw 4 and the front polishing head 6 are arranged in the front working space, the front robot device 1 can grab the cylinder head blank and place it in the working area of the sand shaker 3, the disc saw 4 and the front polishing head 6 in turn, and then the cylinder head post-processing control system controls the sand shaker 3, the disc saw 4 and the front polishing head 6 to perform corresponding sanding, sawing and polishing operations. The sand belt machine 5 and the rear polishing head 7 are arranged in the rear working space. Similarly, when the cylinder head blank performs the front operation, the rear robot device 2 can further grab the cylinder head that has completed the front operation and place it in the working area of the sand belt machine 5 and the rear polishing head 7 in turn, and then the cylinder head post-processing control system controls the sand belt machine 5 and the rear polishing head 7 to perform corresponding polishing operations.

[0029] In summary, the embodiment provides a cylinder head post-processing device, which is internally provided with various sand saw cutting and polishing devices for removing sand core, parting line and pouring riser of the cylinder head, and is provided with a robot device for transferring the cylinder head between the various sand saw cutting and polishing devices. In the embodiment, the transfer of the cylinder head in the cylinder head post-processing device is automatically realized by the robot device under the control of the cylinder head post-processing control system, without human control, which greatly reduces the labor cost, improves the production efficiency, and through the high-precision unified control of the cylinder head post-processing control system, the quality consistency of the cylinder head blank post-processing process is high, the cylinder head is less likely to be damaged during manual processing, and the cylinder head rework rate is reduced. Further, the robot device includes a preceding robot device 1 and a subsequent robot device 2, the preceding robot device 1 and the subsequent robot device 2 can be independently controlled based on the cylinder head post-processing control system, and the sand shaker 3, the disc saw 4 and the preceding polishing head 6 are arranged within the activity range of the preceding robot device 1, and the abrasive belt machine 5 and the subsequent polishing head 7 are arranged within the activity range of the subsequent robot device 2. In the same time period, the cylinder head post-processing device can perform at least two sets of cylinder head post-processing processes, that is, at least one set of cylinder heads is located in the preceding working space, and at least one set of cylinder heads is located in the subsequent working space, the preceding work and the subsequent work are performed synchronously, thereby improving the overall processing efficiency of the cylinder head post-processing device.

[0030] Preferably, in one embodiment, the cylinder head after-processing equipment is provided with a loading platform 8, and an opening is provided on one side of the preceding working space. The loading platform 8 is located at the opening of the preceding working space and is used to supply cylinder head blanks to the preceding working space. The loading platform 8 has a rectangular structure and a horizontally placed loading platform on its top. One side of the loading platform is located inside the preceding working space, and the other side extends to the outside of the preceding working space. At the same time, a servo motor and a rotary support are provided at the bottom of the loading platform. The rotary support is fixedly connected to the loading platform, and the output shaft of the servo motor is drivenly connected to the rotary support. By starting the servo motor, the rotary support can be driven to rotate around the vertical axis, thereby driving the loading platform to rotate horizontally. The single rotation angle of the rotary support is limited to 180°, that is, after a single rotation of the rotary support, the positions of the loading platform on the side inside the preceding working space and the platform on the side outside the preceding working space are interchanged. A vertically arranged partition is also provided in the middle of the loading platform. When the loading platform 8 stops moving, the extension direction of the partition is consistent with the extension direction of the outer shell of the cylinder head after-processing equipment on that side. That is, the partition is used to isolate the internal space and the external space of the cylinder head after-processing equipment. Therefore, in this embodiment, when loading is required, the cylinder head blank only needs to be placed in the outer holding area of ​​the loading platform. Then, the servo motor is started, and the loading platform rotates 180° in place to transport the cylinder head blank into the cylinder head after-processing equipment for the robot device to grasp. During the loading and after-processing operations, the partition will isolate the operator from contact with the internal devices of the cylinder head after-processing equipment, prevent the operator from accidentally entering the activity range of the robot device, and thus ensure the safety of the operator.

[0031] Preferably, in one embodiment, the cylinder head post-processing equipment is provided with a transfer platform 9. The transfer platform 9 is located at the intersection of the preceding operation space and the following operation space, that is, within the common activity range of the preceding robot device 1 and the following robot device 2. After the cylinder head blank completes the preceding operation, the preceding robot device 1 will grab the cylinder head and place it in the transfer platform 9 for the following robot device 2 to grab. Under the premise that the preceding robot device 1 and the following robot device 2 keep as far as possible from interfering with each other, the transfer and transmission of the cylinder head during the preceding and following operations can be realized.

[0032] Preferably, in an embodiment, the cylinder head post-processing equipment is provided with a chain plate type discharging conveying device 11, and an opening is arranged on one side of the post-processing space. The discharging conveying device 11 is arranged at the opening of the post-processing space, the input end of the discharging conveying device 11 is located in the post-processing space, the output end of the discharging conveying device 11 extends to the outside of the post-processing space, and a material collecting device is further arranged on one side of the output end of the discharging conveying device 11. After the cylinder head blank completes the post-processing operation, the post-robot device 2 grasps the cylinder head product and places it at the input end of the discharging conveying device 11. The cylinder head product is transported to the material collecting device through the chain plate of the discharging conveying device 11. Therefore, during the discharging process, the operator cannot touch the internal devices of the cylinder head post-processing equipment, which prevents the operator from entering the activity range of the robot device, thereby ensuring the safety of the operator.

[0033] Preferably, in an embodiment, the pre-polishing head 6 and the post-polishing head 7 are respectively provided with flexible power heads. The flexible power heads can provide multi-directional movement capability, realize the polishing operation of multiple parts of the cylinder head, and prevent overcutting of the cylinder head due to polishing errors, thereby improving the polishing quality and polishing precision of different cylinder heads. At the same time, the cutting force of the pre-polishing head 6 is set to be smaller than the cutting force of the post-polishing head 7. Therefore, the pre-polishing head 6 adopts a pneumatic flexible power head 12, and the post-polishing head 7 adopts an electric flexible power head 13, thereby improving the cutting force and polishing efficiency of the post-polishing head 7.

[0034] Further, the pre-polishing head 6 and the post-polishing head 7 are respectively provided with rigid power heads 14. Compared with the flexible power heads, the rigid power heads can bear higher torque and radial load, have higher precision and load characteristics, but can only polish in one fixed direction. The arrangement of the rigid power heads 14 and the flexible power heads can improve the adaptability of the polishing heads to different polishing requirements of the cylinder head. At the same time, the pre-polishing head 6 and the post-polishing head 7 are respectively provided with spray devices for cooling and lubrication.

[0035] Further, a code scanner 10 is further arranged in the cylinder head post-processing equipment. The code scanner 10 can scan and determine the type of the cylinder head after the pre-processing operation. In this embodiment, it can be understood that the pre-processing operation is a fixed process, and the post-processing operation is a selective process. The cylinder head post-processing control system can adaptively adjust the type selection of the power head of the post-polishing head 7 and whether the abrasive belt machine 5 needs to be operated based on the type of the cylinder head, thereby improving the flexibility of the post-processing process of the cylinder head post-processing equipment.

[0036] Preferably, in an embodiment, an integrated rock wool board metal plate room and a dust removal machine are arranged on the outside of the cylinder head post-processing equipment, which are used to isolate the dust and noise generated during the cylinder head post-processing process, thereby reducing the noise in the workshop and improving the environment in the workshop.

[0037] Preferably, the cylinder head post-processing equipment is also provided with a PLC control cabinet 15, the inside of the PLC control cabinet 15 is used for assembling hardware equipment of the cylinder head post-processing control system, and the PLC control cabinet 15 is electrically connected with the robot device, the sand shaker 3, the disc saw 4, the sand belt machine 5, the polishing head and the code scanner 10 respectively, thereby realizing data interconnection and autonomous control of each device.

[0038] Further, the PLC control cabinet 15 is also provided with a man-machine interface, the man-machine interface is used for visual monitoring and control of the working state of the cylinder head post-processing equipment, for example, the setting parameters and the running state of each device in the cylinder head post-processing equipment can be checked and modified by means of the man-machine interface, and the work data of the cylinder head post-processing equipment can be checked and exported.

[0039] The embodiments of the utility model are described in detail above in combination with the drawings, but the utility model is not limited to the above-mentioned embodiments. Even if various changes are made to the utility model, provided that the changes belong to the scope of the utility model claims and equivalent technologies, they still fall within the protection scope of the utility model.

Claims

1. A gas cylinder head aftertreatment device, characterized by, Include: Robot device, sand shaker, disc saw, belt sander, polishing head and cylinder head post-processing control system; The robot device includes a pre-robot device and a post-robot device, and the pre-robot device and the post-robot device are respectively provided with a multi-axis driven arm and a profiling gripper, the profiling gripper is matched with the top or bottom structure of the cylinder head, and the pre-robot device and the post-robot device are configured to drive the profiling gripper to rotate around the robot device base as the rotation axis to generate circumferential movement; the profiling gripper movement coverage area of the pre-robot device and the post-robot device is respectively defined as a pre-operation space and a post-operation space; The polishing head includes a pre-polishing head and a post-polishing head, and the pre-polishing head has a smaller cutting force than the post-polishing head; the sand shaker, the disc saw and the pre-polishing head are arranged in the pre-operation space, and the pre-robot device is further configured to clamp and place the cylinder head in the working area of the sand shaker, the disc saw and the pre-polishing head in turn, and the cylinder head post-processing control system is used to control the sand shaker, the disc saw and the pre-polishing head to work respectively; the belt sander and the post-polishing head are arranged in the post-operation space, and the post-robot device is further configured to clamp and place the cylinder head after pre-operation in the working area of the belt sander and the post-polishing head in turn, and the cylinder head post-processing control system is also used to control the belt sander and the post-polishing head to work respectively.

2. The gas cylinder head treatment device of claim 1, wherein, An upper feeding table is provided, the top of the upper feeding table is provided with a horizontally arranged upper feeding platform for manually placing the cylinder head blank to be processed, one side of the upper feeding platform is located in the pre-operation space, and the other side extends to the outside of the pre-operation space, the bottom of the upper feeding table is provided with a servo motor and a rotary support part, the upper feeding platform and the rotary support part are fixedly connected, the output shaft of the servo motor is in transmission connection with the rotary support part, and the upper feeding table is configured so that the servo motor can drive the rotary support part to rotate, so that the upper feeding platform generates horizontal rotation.

3. The gas cylinder head treatment device of claim 1, wherein, A transfer table is arranged inside the cylinder head post-processing equipment, the transfer table is located at the intersection position of the pre-operation space and the post-operation space, and is used for transferring and placing the cylinder head after pre-operation.

4. The gas cylinder head treatment device of claim 1, wherein, A chain plate type unloading conveying device is provided for conveying the cylinder head, the input end of the unloading conveying device is located in the post-operation space, the output end of the unloading conveying device extends to the outside of the post-operation space, and a material collecting device is further arranged at the output end of the unloading conveying device.

5. The gas cylinder head treatment device of claim 1, wherein, The pre-polishing head and the post-polishing head are respectively provided with a flexible power head, and the pre-polishing head adopts a pneumatic flexible power head, and the post-polishing head adopts an electric flexible power head.

6. The gas cylinder head treatment device of claim 5, wherein, The pre-polishing head and the post-polishing head are respectively provided with a rigid power head.

7. The gas cylinder head treatment device of claim 6, wherein, The gas cylinder head post-processing device is internally provided with a code scanner configured to scan and determine the gas cylinder head model after pre-processing, and the gas cylinder head post-processing control system adjusts the power head type selection of the subsequent polishing head based on the gas cylinder head model.

8. The gas cylinder head treatment device of claim 1, wherein, An integrated rock wool board metal house is arranged outside the gas cylinder head post-processing device to isolate dust and noise generated during the gas cylinder head post-processing.

9. The gas cylinder head treatment device of claim 1, wherein, A PLC control cabinet is further arranged, which is used to assemble hardware devices of the gas cylinder head post-processing control system, and is electrically connected with the robot device, the sand shaker, the disc saw, the sand belt machine, the polishing head and the code scanner.

10. The gas cylinder head treatment device of claim 9, wherein, The PLC control cabinet is further provided with a human-machine interface, which is used to visually monitor and control the working state of the gas cylinder head post-processing device.

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