CN116329489A

CN116329489A - Sand core box closing system of connected cylinder cover and preparation method

Info

Publication number: CN116329489A
Application number: CN202310303802.9A
Authority: CN
Inventors: 李明; 刘超; 孟祥飞; 陈海东; 廉贞松; 李菲
Original assignee: Weichai Weifang Material Forming Manufacturing Center Co ltd; Weichai Power Co Ltd
Current assignee: Weichai Weifang Material Forming Manufacturing Center Co ltd; Weichai Power Co Ltd
Priority date: 2023-03-22
Filing date: 2023-03-22
Publication date: 2023-06-27

Abstract

The application provides a sand core box closing system of a conjoined cylinder cover and a preparation method. The sand core box assembling system comprises a core group feeding mechanism, a box assembling robot, a sand core blowing mechanism, a connecting mechanism and a rotary table mechanism, wherein the box assembling robot is provided with a box assembling clamp, the box assembling clamp is configured to place a first core group on the core group feeding mechanism on the rotary table mechanism, and the box assembling clamp is configured to place a second core group on the core group feeding mechanism on the first core group; the sand core cleaning and blowing mechanism is configured to remove the scattered sand of the first core group and the second core group clamped by the box assembling clamp; the connection mechanism is configured to connect the first core set and the second core set to form a pre-fixed sand core set, the pre-fixed sand core set being connected by a connector to form a sand core set. The integrated cylinder cover has the effects of automatically, efficiently and high-quality production.

Description

Sand core box closing system of connected cylinder cover and preparation method

Technical Field

The application relates to the technical field of cylinder cover casting, in particular to a sand core box assembling system of a connected cylinder cover and a preparation method.

Background

The conjoined cylinder cover is used for being arranged on the cylinder body, sealing the cylinder from the upper part and forming a combustion chamber.

The conjoined cylinder cover is usually formed by casting two pieces together, two sets of sand cores are required to be combined into a set of core groups, and a special fixture is manually used for assembling a box, so that the process flow is as follows: 1. lifting the first group of sand cores by using a clamp, and turning over for 180 degrees; 2. combining the first group of sand cores into a second group of sand cores to form a set of core groups; 3. lifting the whole core group and assembling the core group by bolts; 4. and hoisting the assembled product to a vertical warehouse roller way to finish the process.

Because the manual operation is needed in the production process, the sand core can be knocked, and the production quality of the conjoined cylinder cover is affected.

Disclosure of Invention

The sand core box closing system for the conjoined cylinder cover and the preparation method have the effects of automatically, efficiently and high-quality producing conjoined cylinder covers.

The utility model provides a disjunctor cylinder cap psammitolite mould assembling system, including core group feed mechanism, mould assembling robot, psammitolite clear mechanism of blowing, coupling mechanism and revolving stage mechanism, the mould assembling robot has mould assembling anchor clamps, the mould assembling anchor clamps are configured to place the first core group on the core group feed mechanism on the revolving stage mechanism, the mould assembling anchor clamps are configured to place the second core group on the core group feed mechanism on the first core group;

The sand core cleaning and blowing mechanism is configured to remove the scattered sand of the first core group and the second core group clamped by the box closing clamp;

the connection mechanism is configured to connect the first core set and the second core set to form a pre-fixed sand core set, the pre-fixed sand core set being connected by a connection to form a sand core set.

Optionally, the device further comprises a supporting seat, wherein the supporting seat is provided with a first transmission line, the turntable mechanism is provided with at least two second transmission lines, the turntable mechanism is configured to rotate relative to the supporting seat, so that any second transmission line is communicated with the first transmission line, the pre-fixed sand core group on the second transmission line is transmitted to the supporting seat, and the sand core group on the supporting seat is transmitted to the second transmission line.

Optionally, the system further comprises a transfer robot having an integral core transfer jig configured to transfer the sand core group on the second transfer line to the labeling mechanism, a labeling mechanism, and a transfer mechanism;

the labeling mechanism is configured to paste an information code on the sand core group;

The transmission mechanism is configured to transmit the set of sand cores with the information code.

Optionally, the box closing clamp comprises,

the mounting parts are provided with two mounting parts which are respectively connected with the box closing robot;

the clamping parts are respectively connected with the two mounting parts, one clamping part is fixedly connected with the mounting parts, and the other clamping part is in sliding connection with the mounting parts;

a driving cylinder mounted on the mounting portion and configured to drive one of the clamping portions toward or away from the other clamping portion;

and the two rotating parts are respectively connected with the two mounting parts and are respectively configured to drive the two clamping parts to rotate.

Optionally, the mounting portion includes,

the mounting box is connected with the box closing robot;

the connecting box is provided with two connecting boxes, is respectively connected with the mounting boxes and is used for respectively mounting the two clamping parts;

wherein the connecting box in one installation part is fixedly connected with the installation box, and the connecting box in the other installation part is in sliding connection with the installation box;

and a driving guide rail is fixed on the mounting box, and one connecting box is in sliding connection with the driving guide rail.

Optionally, the clamping portion comprises a clamping portion,

the clamping seat is connected with the connecting box;

the two support plates are symmetrically connected to the lower side of the clamping seat in a rotating way;

the compressing plate is arranged on the upper side of the clamping seat in a sliding manner;

the compression cylinder is arranged on the clamping seat, and the telescopic end of the compression cylinder is connected with the compression plate so as to enable the compression plate to reciprocate on the clamping seat;

a compression block fixed on the compression plate and configured to cooperate with a process hole provided on the core pack;

the fixed end of the linear bearing is connected with the clamping seat, and the movable end of the linear bearing is connected with the compacting plate.

Optionally, the rotating part comprises,

the rotary box body is arranged on one side of the connecting box, which is away from the clamping part;

the rotary cylinder is arranged in the rotary box body;

and the rotary connecting shaft is rotatably arranged in the rotary box body, one end of the rotary connecting shaft is connected with the rotating end of the rotary cylinder, and the other end of the rotary connecting shaft is fixedly connected with one side of the clamping seat.

Optionally, the turntable mechanism comprises,

a mounting base;

the driving motor is arranged on the mounting base;

a turntable connected with an output shaft of the driving motor and configured to mount at least two second transmission lines;

The rotating platform is at least provided with two and is respectively connected with any one of the second transmission lines in a sliding way;

the core assembling tables are at least provided with two, are respectively arranged on any rotating platform and are used for respectively placing the sand core groups and the pre-fixed sand core groups;

a linear guide configured to communicate the first transmission line and the second transmission line to transmit the pre-fixed sand core group on the second transmission line onto the support base, and to transmit the sand core group on the support base onto the second transmission line;

a displacement cylinder mounted on the mounting base and configured to drive the rotary platform to reciprocate along the first transmission line, the second transmission line and the linear guide rail;

a connection assembly disposed between the displacement cylinder and at least two of the rotary platforms and configured to connect the displacement cylinder and the rotary platforms;

the buffer components are at least two and are respectively arranged at one side of any turntable, which is away from the connecting component;

and the locking assembly is arranged on one side of the turntable, which is close to the linear guide rail, and is configured to abut any rotating platform against the buffer assembly.

Optionally, the connection assembly comprises,

the connecting seat is arranged at the telescopic end of the displacement cylinder;

the connecting shafts are at least provided with two connecting shafts and are respectively arranged on any rotating platform;

the connecting seat is provided with a track groove, and the connecting shaft passes through the track groove in the rotation process of following the rotating platform.

Optionally, the locking assembly comprises,

the locking seat is arranged on one side of the turntable, which is close to the linear guide rail;

the locking movable rod is rotatably arranged on the upper side of the locking seat;

the locking fixed rod is fixedly arranged on the upper side of the locking movable rod and is used for abutting against the rotary platform;

the rotating shaft rod is rotatably arranged on the lower side of the locking seat;

the middle part of the rotating force application rod is rotationally connected with the rotating shaft rod, and the top of the rotating force application rod is rotationally connected with the locking movable rod;

the driving piece is arranged on the mounting base and used for driving the rotary force application rod to rotate forward and backward.

Optionally, the driving member includes,

the locking cylinder is arranged on the mounting base, the telescopic end of the locking cylinder is abutted with the rotary force application rod so as to drive the rotary force application rod to rotate, and the locking fixed rod is used for abutting the rotary platform to the buffer assembly;

And the unlocking cylinder is arranged on the mounting seat, and the telescopic end of the unlocking cylinder is abutted against the rotary force application rod so as to drive the rotary force application rod to rotate, so that the locking fixed rod is moved away from the rotary platform.

Optionally, the integral core transport fixture comprises,

the clamp frame is connected with the transfer robot;

the two fixing clamping plates are symmetrically arranged on one side of the clamp frame respectively;

the movable clamping plates are symmetrically and slidingly arranged on the other side of the clamp frame respectively;

the clamping cylinders are provided with two clamping cylinders which are respectively installed in the clamp frame, and the telescopic ends of the clamping cylinders are respectively connected with the two movable clamping plates so as to drive the two movable clamping plates to be close to or far from the fixed clamping plates;

the positioning blocks are provided with a plurality of positioning blocks, are respectively fixed on one side opposite to the fixed clamping plate and the movable clamping plate, and are configured to be matched with the process holes on the core group.

The application also provides a preparation method of the conjoined cylinder cover sand core box combination, which adopts any conjoined cylinder cover sand core box combination system in the technical scheme, wherein the conjoined cylinder cover sand core box combination system comprises a core group feeding mechanism, a box combination robot, a sand core blowing mechanism, a connecting mechanism and a turntable mechanism;

The preparation method of the sand core box of the conjoined cylinder cover comprises the following steps:

the core group feeding mechanism sequentially conveys a first core group and a second core group;

the mould assembling clamp of the mould assembling robot places the first core group in the core group feeding mechanism on the rotary table mechanism, and the sand core blowing mechanism cleans the shakeout of the first core group clamped by the mould assembling clamp;

the mold closing clamp clamps the second core group on the core group feeding mechanism, and the sand core blowing mechanism cleans the scattered sand of the second core group clamped by the mold closing clamp;

the box clamp places the second core set onto the first core set;

the connecting mechanism connects the first core group and the second core group to form a pre-fixed sand core group;

the pre-fixed sand core groups are connected through connecting pieces to form the sand core groups.

The sand core box assembling system comprises a core group feeding mechanism, a box assembling robot, a sand core blowing mechanism, a connecting mechanism and a rotary table mechanism, wherein the box assembling robot is provided with a box assembling clamp, the box assembling clamp is configured to place a first core group on the core group feeding mechanism on the rotary table mechanism, and the box assembling clamp is configured to place a second core group on the core group feeding mechanism on the first core group;

The integrated cylinder cover has the effects of automatically, efficiently and high-quality production.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and together with the description, serve to explain the principles of the application.

Fig. 1 is a structural block diagram of a sand core box closing system of a conjoined cylinder cover provided in an embodiment of the present application;

fig. 2 is a schematic structural diagram of a box closing clamp in a sand core box closing system of a conjoined cylinder cover according to an embodiment of the present application;

fig. 3 is a schematic structural diagram of a clamping part in a sand core box assembling system of a conjoined cylinder cover according to an embodiment of the present application;

fig. 4 is a schematic structural diagram of a rotating part in a sand core box assembling system of a conjoined cylinder cover according to an embodiment of the present application;

fig. 5 is a schematic structural diagram of a turntable mechanism in a sand core box closing system of a conjoined cylinder cover according to an embodiment of the present application;

Fig. 6 is a schematic structural diagram of a connection assembly in the sand core box assembly system of the conjoined cylinder cover according to the embodiment of the present application;

fig. 7 is a schematic structural diagram of a buffer assembly in a sand core box assembly system of a conjoined cylinder cover according to an embodiment of the present application;

fig. 8 is a schematic structural diagram of a locking assembly in a sand core box assembly system of a conjoined cylinder cover according to an embodiment of the present application;

fig. 9 is a schematic structural diagram of an integral core transferring clamp in a sand core box assembling system of a conjoined cylinder cover according to an embodiment of the application.

Reference numerals illustrate:

100-a core group feeding mechanism; 110-a first core group; 120-a second core group; 130-pre-securing the sand core set;

200-a box-closing robot; 210-box closing clamp; 211-mounting part; 211 a-mounting a box; 211 b-connection box; 211 c-drive rails; 212-a clamping part; 212 a-a clamping seat; 212 b-a support plate; 212 c-a hold-down plate; 212 d-compressing the cylinder; 212 e-pressing the stop; 212 f-linear bearings; 213-driving a cylinder; 214-a rotating part; 214 a-rotating the box; 214 b-a rotary cylinder; 214 c-rotating the connecting shaft;

300-sand core cleaning and blowing mechanism;

400-connecting mechanism;

500-a turntable mechanism; 510-a second transmission line; 520-mounting a base; 530-driving a motor; 540-a turntable; 550-rotating the platform; 560-core stage assembly; 570-linear guide rail; 580-displacement cylinder; 590-a connection component; 590 a-a connection base; 590 b-a connecting shaft; 590 c-track grooves; 511-a cushioning assembly; 511 a-a buffer seat; 511 b-a buffer rod; 512-locking assembly; 512 a-locking seat; 512 b-locking the movable rod; 512 c-locking the fixed rod; 512 d-rotating shaft; 512 e-rotating the force application rod; 512 f-locking cylinder; 512 g-unlock cylinder;

600-supporting seat; 610-a first transmission line;

700-a transfer robot; 710—integral core transfer jig; 711-clamp frame; 712-fixing the splint; 713-moving the splint; 714—a clamping cylinder; 715-positioning blocks;

800-labelling mechanism;

900-a transmission mechanism; 910-sand core group.

Specific embodiments thereof have been shown by way of example in the drawings and will herein be described in more detail. These drawings and the written description are not intended to limit the scope of the inventive concepts in any way, but to illustrate the concepts of the present application to those skilled in the art by reference to specific embodiments.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the present application more apparent, the technical solutions in the present application will be clearly and completely described below with reference to the drawings in the present application, and it is apparent that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

The terms "first," "second," "third," "fourth" and the like in the description and in the claims of this application and in the above-described figures, if any, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be capable of being practiced otherwise than as specifically illustrated and described herein. In the embodiments of the present application, words such as "exemplary" or "such as" are used to mean examples, illustrations, or descriptions. Any embodiment or design described herein as "exemplary" or "for example" should not be construed as preferred or advantageous over other embodiments or designs. Rather, the use of words such as "exemplary" or "such as" is intended to present related concepts in a concrete fashion.

The terms referred to in this application are explained first:

a connected cylinder cover; the cylinder head is mounted on the upper surface of the cylinder body, seals the cylinder from the upper portion and constitutes a combustion chamber. It is often in contact with high temperature, high pressure gas and is therefore subjected to significant thermal and mechanical loads. A cooling water jacket is arranged in a cylinder cover of the water-cooled engine, and a cooling water hole on the lower end face of the cylinder cover is communicated with a cooling water hole of a cylinder body. The circulating water is used to cool the high temperature parts such as the combustion chamber.

A sand core; the sand core is a material used for manufacturing the core in casting production and consists of casting sand, molding sand binder and the like.

Because in the process of production, the manual operation is needed, the sand core can be collided, the production quality of the conjoined cylinder cover is affected, the production efficiency can not meet the requirement of a production line, and the manual operation has relatively large potential safety hazard.

In order to solve the technical problem, the application provides a sand core box assembling system of a conjoined cylinder cover, which comprises a core group feeding mechanism, a box assembling robot, a sand core blowing mechanism, a connecting mechanism and a rotary table mechanism, wherein the box assembling robot is provided with a box assembling clamp, the box assembling clamp is configured to place a first core group on the core group feeding mechanism on the rotary table mechanism, and the box assembling clamp is configured to place a second core group on the core group feeding mechanism on the first core group;

the sand core cleaning and blowing mechanism is configured to remove the scattered sand of the first core group and the second core group clamped by the box assembling clamp;

the connection mechanism is configured to connect the first core set and the second core set to form a pre-fixed sand core set, the pre-fixed sand core set being connected by a connector to form a sand core set.

The following describes the technical solutions of the present application and how the technical solutions of the present application solve the above technical problems in detail with specific embodiments. The following embodiments may be combined with each other, and the same or similar concepts or processes may not be described in detail in some embodiments. Embodiments of the present application will be described below with reference to the accompanying drawings.

The embodiment of the application discloses disjunctor cylinder cap psammitolite mould assembling system, combine fig. 1, including core group feed mechanism 100, mould assembling robot 200, psammitolite blowing mechanism 300, coupling mechanism 400 and revolving stage mechanism 500, mould assembling robot 200 has mould assembling anchor clamps 210, mould assembling anchor clamps 210 are configured to place first core group 110 on the core group feed mechanism 100 on revolving stage mechanism 500, mould assembling anchor clamps 210 are configured to place second core group 120 on the core group feed mechanism 100 on first core group 110.

The sand core cleaning mechanism 300 is configured to clean out the shakeout of the first core group 110 and the second core group 120 clamped by the box clamp 210;

the connection mechanism 400 is configured to connect the first core set 110 and the second core set 120 to form a pre-fixed sand core set 130, the pre-fixed sand core set 130 being connected by a connector to form a sand core set 910.

The core group feeding mechanism 100 may be a feeding roller conveyor belt, and is configured to continuously convey the first core group 110 and the second core group 120.

The sand core cleaning and blowing mechanism 300 can be an automatic cleaning and blowing machine, and the automatic cleaning and blowing machine can blow out the purified compressed air with the pressure of 0.6 kilopascals to eliminate the sand scattering on the surface of the core group, so that the defect of air holes formed in the casting process is avoided as much as possible.

The connection mechanism 400 includes a glue robot that applies glue to the first core group 110.

The mold closing jig 210 in the mold closing robot 200 carries the first core group 110 to glue in a 0-degree posture and is placed on the turntable mechanism 500 in a 0-degree posture, the mold closing jig 210 carries the second core group 120 to be placed on the first core group 110 in a 180-degree posture, and the adhesive glue smeared on the first core group 110 is brought into contact with the second core group 120 at this time to form the pre-fixed sand core group 130.

The connector may be 1-8 core bolts, and the first core set 110 and the second core set 120 may be manually fastened to eliminate the fit gap between the pre-fixed sand core sets 130 to form the sand core set 910.

In some embodiments, referring to fig. 2-4, the conjoined cylinder head sand core box assembly system further comprises a support base 600, the support base 600 having a first transmission line 610 thereon, the turntable mechanism 500 having two second transmission lines 510 thereon, the turntable mechanism 500 being configured to rotate relative to the support base 600 such that either of the second transmission lines 510 is in communication with the first transmission line 610 to transfer the pre-fixed sand core set 130 on the second transmission line 510 onto the support base 600, and to transfer the sand core set 910 on the support base 600 onto the second transmission line 510.

The support base 600 is used as a workbench for manually fastening the pre-fixed sand core set 130.

The arrangement of the two second transmission lines 510 on the turntable mechanism 500 enables the turntable mechanism 500 to simultaneously place the pre-fixed sand core group 130 and the sand core group 910, enables the turntable mechanism 500 to synchronously perform the assembly process of the pre-fixed sand core group 130 and the sand core group 910, and improves the working efficiency of the conjoined cylinder cover sand core box assembling system.

In some embodiments, the conjoined cylinder head sand core box assembly system further comprises a transfer robot 700, a labeling mechanism 800, and a transfer mechanism 900, the transfer robot 700 having an integral core transfer jig 710, the integral core transfer jig 710 configured to transfer the sand core set 910 on the second transfer line 510 to the labeling mechanism 800;

labeling mechanism 800 is configured to paste an information code on core pack 910;

the transmission mechanism 900 is configured to transmit a sand core set 910 having an information code.

The labeling mechanism 800 may be an automatic labeling machine, and the automatic labeling machine may automatically paste the information code onto the sand core set 910, so as to implement traceability of the process information, thereby implementing traceability of the product information, and facilitating post-process product information processing.

The transfer mechanism 900 may be a blanking roller conveyor belt for receiving and conveying the sand core set 910 with information codes.

The whole core transferring clamp 710 in the transferring robot 700 clamps the sand core set 910 and conveys the sand core set 910 to the labeling mechanism 800, the labeling mechanism 800 pastes information codes on the sand core set 910, and the whole core transferring clamp 710 transfers the sand core set 910 with the information codes to the transmission mechanism 900, so that traceable management of the information of the sand core set 910 is realized.

In some embodiments, the box clamp 210 includes a mounting portion 211, a clamping portion 212, a drive cylinder 213, and a rotating portion 214.

The two mounting portions 211 are connected to the box closing robot 200.

The two clamping portions 212 are respectively connected with the two mounting portions 211, one clamping portion 212 is fixedly connected with the mounting portion 211, and the other clamping portion 212 is slidably connected with the mounting portion 211.

A driving cylinder 213 is mounted on the mounting portion 211 and configured to drive one of the clamping portions 212 toward or away from the other clamping portion 212.

The rotation portions 214 are provided in two, are connected to the two mounting portions 211, respectively, and are configured to drive the two clamping portions 212 to rotate, respectively.

The box assembling robot 200 drives the box assembling clamp 210 to integrally move through the mounting part 211, so that the two clamping parts 212 are respectively positioned on two sides of the core group, the driving cylinder 213 is started, the driving cylinder 213 drives one clamping part 212 to be close to the other clamping part 212, the two clamping parts 212 clamp the core group, and the rotating part 214 can drive the two clamping parts 212 to rotate, so that the posture (0-degree posture or 180-degree posture) of the core group is adjusted.

In some embodiments, the mounting portion 211 includes a mounting box 211a and a connection box 211b.

The mounting box 211a is connected to the box closing robot 200.

The connecting boxes 211b are provided with two, are respectively connected with the mounting boxes 211a, and are used for respectively mounting the two clamping parts 212;

wherein the connection box 211b in one mounting portion 211 is fixedly connected with the mounting box 211a, and the connection box 211b in the other mounting portion 211 is slidably connected with the mounting box 211 a.

The arrangement of the mounting box 211a and the connection box 211b facilitates the mounting of the mounting portion 211 to the box-closing robot 200.

In some embodiments, a drive rail 211c is secured to the mounting box 211a, with one of the connector boxes 211b slidably coupled to the drive rail 211 c.

The provision of the drive rail 211c improves the stability of the sliding connection of the connection box 211b with the installation box 211 a.

In some embodiments, the clamp portion 212 includes a clamp seat 212a, a support plate 212b, a pinch plate 212c, a pinch cylinder 212d, and a pinch stop 212e.

The holder 212a is connected to the connection box 211b.

The two support plates 212b are symmetrically rotatably connected to the lower side of the clamping seat 212 a.

The pressing plate 212c is slidably disposed on the upper side of the holder 212 a.

The compressing cylinder 212d is mounted on the clamping seat 212a, and the telescopic end of the compressing cylinder is connected with the compressing plate 212c, so that the compressing plate 212c moves reciprocally on the clamping seat 212 a;

A hold down stop 212e is secured to hold down plate 212c and is configured to mate with a tooling hole provided in the core assembly.

The core group comprises an upper cover core group and a bottom plate core group, the upper cover core group is covered above the bottom plate core group, and the upper cover core group is provided with a process hole.

Two backup pads 212b of grip slipper 212a downside contact with one side of core group to two backup pads 212b rotate with grip slipper 212a to make two backup pads 212b can follow the shape of chassis core group one side and rotate, improve backup pad 212b and chassis core group and contact compactness, improve the stability of two clamping parts 212 to the centre gripping of chassis core group in the core group.

The pressing stop block 212e can be inserted into a process hole of the upper cover core set, and the pressing cylinder 212d can drive the pressing plate 212c to slide, so that the pressing block and the upper cover core set are driven to slide together, the upper cover core set is tightly covered on the chassis core set, and falling of the upper cover core set and the chassis core set during adjustment of the posture of the core set is avoided.

In some embodiments, the clamping portion 212 further includes a linear bearing 212f, wherein a fixed end of the linear bearing 212f is connected to the clamping seat 212a, and a movable end of the linear bearing 212f is connected to the pressing plate 212 c.

The arrangement of the linear bearing 212f improves the stability of the sliding of the pressing plate 212c on the holder 212 a.

In some embodiments, the rotating portion 214 includes a rotating housing 214a, a rotating cylinder 214b, and a rotating connection shaft 214c.

The rotary case 214a is fixedly installed at a side of the connection case 211b facing away from the clamping portion 212.

A rotary cylinder 214b is mounted within the rotary case 214 a.

The rotary connecting shaft 214c is rotatably installed in the rotary case 214a, and one end thereof is connected to the rotary end of the rotary cylinder 214b and the other end thereof is fixedly connected to one side of the clamping seat 212 a.

The rotary air cylinder 214b is started to drive the rotary connecting shaft 214c to rotate, and the rotary connecting shaft 214c drives the clamping seat 212a to rotate, so that the clamping part 212 is driven to rotate, and the forward and reverse rotation of the clamping part 212 is realized through the forward and reverse rotation of the rotary air cylinder 214b, so that the adjustment of the gesture of the core group is realized.

In some embodiments, referring to fig. 5-8, turntable mechanism 500 includes mounting base 520, drive motor 530, turntable 540, rotary platform 550, core stack 560, linear guide 570, displacement cylinder 580, and connection assembly 590.

The mounting base 520 serves as a carrier for the turntable mechanism 500.

A driving motor 530 mounted on the mounting base 520.

The turntable 540 is connected to an output shaft of the driving motor 530 and is configured to mount two second transmission lines 510.

The rotary table 550 is provided with two and slidably connected to the two second transmission lines 510, respectively.

The core block 560 is provided with two, respectively mounted on the two rotary tables 550 for respectively placing the core block 910 and the pre-fixed core block 130.

The linear guide 570 is configured to communicate the first transmission line 610 and the second transmission line 510 to transfer the pre-fixed sand core set 130 on the second transmission line 510 onto the support base 600 and to transfer the sand core set 910 on the support base 600 onto the second transmission line 510.

The displacement cylinder 580 is mounted on the mounting base 520 and is configured to drive the rotary stage 550 to reciprocate along the first transmission line 610, the second transmission line 510, and the linear guide 570.

The connection assembly 590 is disposed between the displacement cylinder 580 and the two rotary tables 550, and is configured to connect the displacement cylinder 580 and the rotary tables 550.

The driving motor 530 is started to drive the turntable 540 to rotate continuously along one direction, the turntable 540 drives the rotating platform 550 to rotate, so that one of the two second transmission lines 510 is communicated with the linear guide rail 570, and the pre-fixed sand core group 130 on the second transmission line 510 can be transmitted to the supporting seat 600, and the sand core group 910 on the supporting seat 600 can be transmitted to the second transmission line 510, and the displacement cylinder 580 is connected with the two rotating platforms 550 through the connecting component 590, so that the two rotating platforms 550 are driven to reciprocate on the first transmission line 610, the second transmission line 510 and the linear guide rail 570.

In some embodiments, the connection assembly 590 includes a connection seat 590a and a connection shaft 590b.

The connection seat 590a is fixedly installed at the telescopic end of the displacement cylinder 580.

The connection shaft 590b is provided in two, and is mounted on the two rotation platforms 550, respectively.

The connection seat 590a has a track groove 590c, and the connection shaft 590b passes through the track groove 590c during rotation of the rotation platform 550.

When the connecting shaft 590b is located in the track groove 590c, the displacement cylinder 580 forms a connection relationship with the rotary platform 550 through the connecting shaft 590b and the connecting seat 590a, so that the rotary platform 550 can be driven to move by activating the displacement cylinder 580.

The connection assembly 590 is provided to allow the rotary table 550 to be connected to the displacement cylinder 580 during rotation of the turntable 540, thereby driving the rotary table 550 to move on the first transmission line 610, the second transmission line 510, and the linear guide 570.

In some embodiments, turntable mechanism 500 further includes a buffer assembly 511 and a lock assembly 512.

The buffer assemblies 511 are provided in two, respectively provided at sides of the two turn tables 540 facing away from the connection assembly 590.

The locking assembly 512 is disposed on a side of the turntable 540 adjacent to the linear guide 570 and is configured to abut either of the two rotational platforms 550 against the buffer assembly 511.

The arrangement of the buffer assembly 511 and the lock assembly 512 may secure the rotary table 550 to the turntable 540 to assemble the pre-fixed sand core set 130 on the rotary table 550.

In some embodiments, cushioning assembly 511 includes cushioning base 511a and cushioning stem 511b.

The buffer seat 511a is mounted on a side of the turntable 540 facing away from the connection assembly 590.

The buffer lever 511b is mounted on the buffer seat 511a for abutting against the rotary table 550.

The arrangement of the buffer seat 511a and the buffer lever 511b can define the position of the rotation stage 550 on the turntable 540.

In some embodiments, the locking assembly 512 includes a locking seat 512a, a locking movable rod 512b, a locking fixed rod 512c, a rotating shaft 512d, a rotating force rod 512e, and a driver.

The locking seat 512a is installed at one side of the turntable 540 near the linear guide rail 570.

The locking movable lever 512b is rotatably installed at an upper side of the locking seat 512 a.

The locking fixed rod 512c is fixedly installed on the upper side of the locking movable rod 512b, and is used for abutting against the rotating platform 550.

The rotation shaft 512d is rotatably installed at the lower side of the locking seat 512 a.

The middle part of the rotation force applying rod 512e is rotatably connected with the rotation shaft lever 512d, and the top part of the rotation force applying rod 512e is rotatably connected with the locking movable rod 512 b.

The driving member is mounted on the mounting base 520 for driving the rotary force applying rod 512e to rotate forward and backward.

The driving piece rotates with the rotary force application rod 512e, and the rotary force application rod 512e drives the locking movable rod 512b to rotate under the action of the rotary shaft rod 512d, so that the locking fixed rod 512c rotates towards or away from the rotary platform 550, and locking or unlocking of the rotary platform 550 is realized.

In addition, a supporting rod is fixed at the lower end of the rotary force application rod 512e, a rotating sleeve is rotatably connected to the supporting rod, the output end of the driving member is abutted against the rotating sleeve, and the stability of force application of the driving member on the rotary force application rod 512e is improved.

In some embodiments, the driver includes a lock cylinder 512f and an unlock cylinder 512g.

The locking cylinder 512f is mounted on the mounting base 520, and its telescopic end abuts against the lower end of the rotary force applying rod 512e, so as to drive the rotary force applying rod 512e to rotate, so that the locking rod 512c abuts the rotary platform 550 against the buffer assembly 511.

The unlocking cylinder 512g is mounted on the mounting base, and its telescopic end abuts against the rotary force applying rod 512e to drive the rotary force applying rod 512e to rotate, so that the locking fixed rod 512c moves away from the rotary platform 550.

The arrangement of the locking cylinder 512f and the unlocking cylinder 512g realizes automatic adjustment of the state of the locking assembly 512.

In some embodiments, in conjunction with fig. 9, the monolithic core transport clamp 710 includes a clamp frame 711, a fixed clamp plate 712, a movable clamp plate 713, a clamping cylinder 714, and a locating block 715.

The jig frame 711 is fixedly connected to the transfer robot 700.

The fixing clip 712 is provided in two, symmetrically mounted to one side of the clip frame 711, respectively.

The movable clamp plate 713 is provided with two, respectively symmetrically slidably provided at the other side of the clamp frame 711.

The clamping cylinder 714 is provided with two, respectively, installed into the clamp frame 711, and telescopic ends thereof are respectively connected to the two moving clamping plates 713 to drive the two moving clamping plates 713 to approach or separate from the fixed clamping plate 712.

The positioning block 715 is provided in plurality, is fixed to opposite sides of the fixed clamping plate 712 and the movable clamping plate 713, respectively, and is configured to be fitted with a process hole provided on the core pack.

When the integral core transfer clamp 710 is required to clamp the core pack 910, the transfer robot 700 moves the clamp frame 711 to position the core pack 910 between the fixed clamp plate 712 and the movable clamp plate 713, and then activates the clamping cylinder 714, and the clamping cylinder 714 drives the movable clamp plate 713 to move in a direction close to the fixed clamp plate 712 until the movable clamp plate 713 and the fixed clamp plate 712 clamp the core pack 910.

The positioning blocks 715 are arranged to facilitate positioning of the sand core set 910 on the fixed clamping plate 712 and the movable clamping plate 713.

In this embodiment, a sand core box assembling system with a conjoined cylinder cover comprises a core group feeding mechanism 100, a box assembling robot 200, a sand core blowing mechanism 300, a connecting mechanism 400 and a rotary table mechanism 500, wherein the box assembling robot 200 is provided with a box assembling clamp 210, the box assembling clamp 210 is configured to place a first core group 110 on the core group feeding mechanism 100 on the rotary table mechanism 500, and the box assembling clamp 210 is configured to place a second core group 120 on the core group feeding mechanism 100 on the first core group 110;

The embodiment of the application also discloses a preparation method of the conjoined cylinder cover sand core box, which adopts any conjoined cylinder cover sand core box system in the technical scheme, and the conjoined cylinder cover sand core box system comprises a core group feeding mechanism 100, a box assembling robot 200, a sand core blowing mechanism 300, a connecting mechanism 400 and a turntable mechanism 500.

the core pack loading mechanism 100 sequentially conveys the first core pack 110 and the second core pack 120.

The mold closing jig 210 of the mold closing robot 200 places the first core group 110 in the core group feeding mechanism 100 on the turntable mechanism 500, and the sand core blowing mechanism 300 clears the shakeout of the first core group 110 gripped by the mold closing jig 210.

The mold close jig 210 clamps the second core group 120 on the core group feeding mechanism 100, and the sand core blowing mechanism 300 clears the shakeout of the second core group 120 clamped by the mold close jig 210.

The box clamp 210 places the second core set 120 onto the first core set 110.

The connection mechanism 400 connects the first core set 110 and the second core set 120 to form the pre-set sand core set 130.

The pre-fixed sand core sets 130 are connected by connectors to form sand core sets 910.

In this specification, each embodiment or implementation is described in a progressive manner, and each embodiment focuses on a difference from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Furthermore, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

Generally, terms should be understood at least in part by use in the context. For example, the term "one or more" as used herein may be used to describe any feature, structure, or characteristic in a singular sense, or may be used to describe a combination of features, structures, or characteristics in a plural sense, at least in part depending on the context. Similarly, terms such as "a" or "an" may also be understood to convey a singular usage or a plural usage, depending at least in part on the context.

It should be readily understood that the terms "on … …", "above … …" and "above … …" in this disclosure should be interpreted in the broadest sense such that "on … …" means not only "directly on something", but also includes "on something" with intermediate features or layers therebetween, and "above … …" or "above … …" includes not only the meaning "on something" or "above" but also the meaning "above something" or "above" without intermediate features or layers therebetween (i.e., directly on something).

Further, spatially relative terms, such as "below," "beneath," "above," "over," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations), and the spatially relative descriptors used herein interpreted accordingly.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.

Claims

1. The sand core box assembling system for the conjoined cylinder cover is characterized by comprising a core group feeding mechanism, a box assembling robot, a sand core cleaning and blowing mechanism, a connecting mechanism and a rotary table mechanism, wherein the box assembling robot is provided with a box assembling clamp, the box assembling clamp is configured to place a first core group on the core group feeding mechanism on the rotary table mechanism, and the box assembling clamp is configured to place a second core group on the core group feeding mechanism on the first core group;

2. The integrated cylinder head sand core box assembly system of claim 1, further comprising a support having a first transmission line thereon, the turntable mechanism having at least two second transmission lines thereon, the turntable mechanism configured to rotate relative to the support so that either of the second transmission lines communicates with the first transmission line to transfer the pre-fixed sand core set on the second transmission line onto the support, and to transfer the sand core set on the support onto the second transmission line.

3. The integrated cylinder head sand core box assembly system of claim 2, further comprising a transfer robot having an integral core transfer jig configured to transfer the sand core set on the second transfer line to the labeling mechanism;

4. A connected cylinder head sand core box assembly system as claimed in any one of claims 1-3, wherein the box assembly fixture comprises,

5. The integrated cylinder head sand core box assembly system of claim 4, wherein the mounting portion comprises,

the mounting box is connected with the box closing robot;

6. The integrated cylinder head sand core box assembly system of claim 5, wherein the clamping part comprises,

the clamping seat is connected with the connecting box;

7. The integrated cylinder head sand core box assembly system of claim 5, wherein the rotating part comprises,

the rotary cylinder is arranged in the rotary box body;

8. A conjoined cylinder head sand core box assembly system as claimed in any one of claims 2 to 3, wherein the turntable mechanism comprises,

A mounting base;

the driving motor is arranged on the mounting base;

9. The integrated cylinder head sand core box assembly system of claim 8, wherein the connecting assembly comprises,

10. The integrated cylinder head sand core box assembly system of claim 8, wherein the locking assembly comprises,

11. The integrated cylinder head sand core box assembly system of claim 10, wherein the driving member comprises,

12. The integrated cylinder head sand core box assembly system of any one of claims 1-3, wherein the integral core transfer fixture comprises,

the clamp frame is connected with the transfer robot;

13. The preparation method of the conjoined cylinder cover sand core box is characterized by adopting the conjoined cylinder cover sand core box system as claimed in any one of claims 1-12, wherein the conjoined cylinder cover sand core box system comprises a core group feeding mechanism, a box assembling robot, a sand core blowing mechanism, a connecting mechanism and a turntable mechanism;

the box clamp places the second core set onto the first core set;

the connecting mechanism connects the first core group and the second core group to form a pre-fixed sand core, and the pre-fixed sand core groups are connected through connecting pieces to form a sand core group.