CN109807290B - Cold core machine - Google Patents
Cold core machine Download PDFInfo
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- CN109807290B CN109807290B CN201910224273.7A CN201910224273A CN109807290B CN 109807290 B CN109807290 B CN 109807290B CN 201910224273 A CN201910224273 A CN 201910224273A CN 109807290 B CN109807290 B CN 109807290B
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Abstract
The invention discloses a cold core machine, which belongs to the field of casting equipment and comprises a rack, wherein a pressure head cylinder, a core box trolley, a transverse sliding rail, a sand shooting rack, a blowing rack, a sand shooting mechanism and a blowing mechanism are arranged on the rack; the sand shooting frame and the air blowing frame are positioned on the transverse slide rail to synchronously move through a movable connecting assembly arranged between the sand shooting frame and the air blowing frame; an installation plate fixedly connected with a piston rod of the pressure head cylinder is arranged above the transverse sliding rail on the rack, and an auxiliary air supply mechanism is arranged on the installation plate; the transverse slide rail comprises a first slide rail, a second slide rail and a third slide rail which are connected end to end, the first slide rail and the third slide rail are fixed with the rack, the mounting plate is fixedly connected with the second slide rail through a support, and the second slide rail sequentially moves synchronously with the sand shooting frame and the air blowing frame along the vertical direction. The invention has the effects of reducing the use of driving parts, simplifying control programs and procedures, improving production efficiency and saving production cost.
Description
Technical Field
The invention relates to the technical field of casting equipment, in particular to a cold core machine.
Background
The cold method core making has the advantages of fast hardening of the sand core, high productivity, high shape and size of the sand core, high surface precision and the like, and is widely applied, and the equipment used for the cold method core making is a cold core machine. The principle is that a chemical reaction method is adopted to match a mould to harden the resin in the resin sand so as to shape the sand.
As shown in the attached figure 6 of the specification, the cold core machine in the prior art comprises a rack 1, wherein a transverse slide rail 3 is arranged on the rack 1, and a core box trolley 2 for transporting a core box 10 is arranged below the transverse slide rail 3. A sand shooting frame 42 and an air blowing frame 52 are arranged on the transverse slide rail 3 in a sliding manner, a sand shooting mechanism 4 comprising a sand shooting barrel 41 is arranged on the sand shooting frame 42, and an air blowing mechanism 5 comprising an air blowing cover 51 is arranged on the air blowing frame 52. When core making is carried out, the sand shooting frame 42 is moved to the upper part of the core box 10, the oil cylinder 53 arranged on the sand shooting frame 42 controls the sand shooting cylinder 41 to descend, the discharge port of the sand shooting cylinder 41 is aligned to the sand injection port of the core box 10 for sand shooting, and the oil cylinder 53 controls the sand shooting cylinder 41 to reset after the sand shooting is finished. And then moving the sand shooting frame 42 to one side, moving the air blowing cover 51 to the upper part of the core box 10, controlling the air blowing cover 51 to descend by the oil cylinder 53 on the air blowing frame 52 at the moment, aligning with an air injection port of the core box 10, blowing triethylamine into the interior of the air blowing cover, and resetting the air blowing cover 51 after the sand shooting frame is completely hardened. And opening the core box 10, and taking out the shaped sand mold.
The above prior art solutions have the following drawbacks: although the sand shooting cylinder and the air blowing cover can be automatically lifted through the oil cylinder simply, in the process of sand shooting and air blowing hardening each time, the sand shooting cylinder and the air blowing cover are controlled by the independent oil cylinder, the number of required driving components is large, the sequential execution of control procedures is complicated, and the production cost is high.
Disclosure of Invention
The invention aims to provide a cold core machine which has the effects of reducing the use of driving elements in the processes of sand shooting and air blowing hardening, simplifying mechanical program control and saving production cost.
The technical purpose of the invention is realized by the following technical scheme:
a cold core machine comprises a rack, wherein a pressure head cylinder is arranged at the top of the rack, a core box trolley is arranged at the bottom of the rack, a transverse sliding rail is arranged on the rack, a sand shooting frame and an air blowing frame which slide are arranged on the transverse sliding rail, a sand shooting mechanism and an air blowing mechanism are respectively arranged on the sand shooting frame and the air blowing frame, and the sand shooting frame and the air blowing frame are positioned on the transverse sliding rail through a movable connecting assembly arranged between the sand shooting frame and the air blowing frame to synchronously move;
an installation plate fixedly connected with a piston rod of the pressure head cylinder is arranged above the transverse sliding rail on the rack, and an auxiliary air supply mechanism is arranged on one side of the installation plate, which faces the core box trolley;
the horizontal slide rail comprises a first slide rail, a second slide rail and a third slide rail which are connected end to end, the first slide rail and the third slide rail are fixed with the frame, the mounting plate is fixedly connected with the second slide rail through a vertically arranged support, and the second slide rail sequentially moves to the core box trolley along the vertical direction with the sand shooting frame and the air blowing frame.
Through adopting above-mentioned technical scheme, both can realize shooting sand mechanism and the horizontal up-and-down simultaneous movement of mechanism of blowing, the aforesaid two can go up and down jointly with the second slide rail alone again simultaneously, the substep is shot sand and the sclerosis process of blowing, and only need be controlled by a pressure head jar at this in-process, program control also only need to the action of pressure head jar manage can, not only reduced required drive components and parts, can also retrench whole shooting simultaneously, the sclerosis process of blowing, production efficiency has been improved, manufacturing cost has been practiced thrift.
The invention is further configured to: the movable connecting assembly comprises two connecting upright columns arranged between the sand shooting frame and the air blowing frame and a connecting support fixedly connected between the two connecting upright columns, sliding grooves are symmetrically formed in the connecting upright columns along the vertical direction, connecting support plates are fixedly connected to the sand shooting frame and the air blowing frame, and connecting sliding blocks connected with the sliding grooves in a sliding mode are fixedly connected to the connecting support plates;
the connecting upright post is fixedly connected with a first limiting plate, a limiting groove is formed in the first limiting plate, and when the upper planes of the first sliding rail, the second sliding rail and the third sliding rail are located in the same plane, the connecting sliding block is inserted into the limiting groove.
By adopting the technical scheme, after the connecting slide block is inserted into the limiting groove, the sand shooting mechanism and the air blowing mechanism can move synchronously, meanwhile, the connecting slide block can be positioned in the sliding groove to move up and down, and the sand shooting mechanism or the air blowing mechanism can independently move towards the core box trolley with the second sliding rail so as to shoot sand or blow air for the core box.
The invention is further configured to: and a second limiting plate is fixedly connected to the connecting upright post, and the second limiting plate is in contact with one side of the connecting slide block, which is far away from the bottom of the limiting groove.
Through adopting above-mentioned technical scheme, the relative position of link block and spout can be restricted to the second limiting plate for link block can be located the spout and steadily slide, and then makes sand shooting mechanism and the skew of the difficult emergence position of the mechanism of blowing of moving in vertical direction.
The invention is further configured to: and the lateral walls of the sand shooting frame, the air blowing frame and the second limiting plate are fixedly connected with transverse rollers, and the transverse rollers are in surface contact with the transverse sliding rails.
By adopting the technical scheme, the bearing force of the first sliding rail, the second sliding rail and the third sliding rail is more uniform, and the sand shooting mechanism, the blowing mechanism and the movable connecting assembly are more stable in movement.
The invention is further configured to: the top lateral wall fixedly connected with installation cantilever of frame, it has the actuating cylinder to articulate on the installation cantilever, the piston rod of actuating cylinder moves along the horizontal direction and is articulated with linking bridge.
By adopting the technical scheme, the piston rod of the driving cylinder can stretch out and draw back and can automatically control the sand shooting mechanism and the air blowing mechanism to be located on the transverse sliding rail and move simultaneously, so that the sand shooting mechanism and the air blowing mechanism do not need to be manually pushed, and the moving and positioning of the sand shooting mechanism and the air blowing mechanism are more accurate after being driven by the driving cylinder.
The invention is further configured to: two fixed slide rail frames are fixedly arranged on the machine frame, the first slide rail and the third slide rail are arranged on the fixed slide rail frames, one end of the support far away from the mounting plate is fixedly connected with a movable slide rail frame, and the second slide rail is arranged on the movable slide rail frame;
positioning strips are fixedly arranged at two ends of the movable slide rail frame in the length direction, one end of the fixed slide rail frame, which faces the movable slide rail frame, is fixedly connected with a positioning block, and a positioning groove is formed in the positioning block;
when the upper planes of the first slide rail, the second slide rail and the third slide rail are in the same plane, the positioning strip is inserted into the positioning groove.
Through adopting above-mentioned technical scheme, when utilizing the cooperation of location strip and constant head tank to make the second slide rail reset, the upper surface of whole horizontal slide rail keeps flushing, plays the positioning action to make sand shooting mechanism and the mechanism of blowing difficult emergence phenomenon of jolting when removing.
The invention is further configured to: one side of the fixed slide rail frame, which faces the support post, is rotatably connected with a longitudinal roller, and the support post is fixedly connected with a longitudinal slide rail which is in surface contact with the longitudinal roller.
By adopting the technical scheme, the auxiliary air supply mechanism is not easy to shift left and right when moving longitudinally by utilizing the guiding effect generated when the longitudinal roller wheel is matched with the longitudinal slide rail.
The invention is further configured to: the auxiliary air supply mechanism comprises an air blowing head and an upper air blowing pipe which are fixedly arranged on one side of the mounting plate, which faces the core box trolley;
an air blowing cover of the air blowing mechanism is fixedly connected with the air blowing frame, and a lower air blowing pipe is communicated with the position, corresponding to the upper air blowing pipe, on the air blowing cover;
and a sand shooting cylinder of the sand shooting mechanism is fixedly connected with the sand shooting frame, and the blowing head and the sand shooting cylinder are coaxially arranged.
By adopting the technical scheme, compressed air is introduced into the blowing head and is sprayed into the sand shooting cylinder, so that a sand blasting procedure can be carried out; after the upper air blowing pipe is in butt joint with the lower air blowing pipe and is abutted against the upper air blowing pipe, triethylamine and other sand core hardening assisting gases can be introduced, meanwhile, a core box on a core box trolley can be tightly pressed, and the stability of the sand core during hardening is improved.
In conclusion, the invention has the following beneficial effects:
1. through the arrangement of the movable connecting assembly, the sand shooting mechanism and the air blowing mechanism only need to be controlled by the pressure head cylinder to carry out related operation, so that the required driving components are reduced, the control program and the operation flow are simplified, the production efficiency is improved, and the production cost is saved;
2. through the matching of the positioning strip and the positioning groove machine, the matching of the longitudinal pulley and the longitudinal slide rail and the arrangement of the first limiting plate, the movement of the mounting plate can be limited and positioned in the horizontal and vertical directions, so that the auxiliary air supply mechanism can be accurately matched with the sand shooting mechanism and the air blowing mechanism, and the requirement of normal production is met;
3. through the setting of the driving cylinder, the sand shooting mechanism and the blowing mechanism can be automatically controlled to move synchronously, and the control is convenient.
Drawings
FIG. 1 is a schematic structural view of the whole cold core machine embodying the present invention;
FIG. 2 is a schematic view of the connection between the auxiliary air supply mechanism and the sand shooting mechanism and the air blowing mechanism according to the present invention;
FIG. 3 is a schematic view of the connection relationship among the sand shooting mechanism, the movable connection assembly and the blowing mechanism according to the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is an enlarged view of portion B of FIG. 2;
fig. 6 is a schematic structural diagram of a cold core machine embodying the whole in the prior art.
In the figure, 1, a frame; 11. a top seat; 111. adding a sand cylinder; 12. supporting the upright post; 2. a core box trolley; 21. a conveying track; 3. a transverse slide rail; 31. a first slide rail; 32. a second slide rail; 33. a third slide rail; 34. a fixed slide rail frame; 341. positioning blocks; 3411. positioning a groove; 342. a longitudinal roller; 35. a movable slide rail frame; 351. a positioning bar; 4. a sand shooting mechanism; 41. shooting a sand cylinder; 42. a sand shooting frame; 43. shooting a sand cover; 44. a connecting rod; 5. a blowing mechanism; 51. a blowing hood; 511. a lower blowing pipe; 52. an air blowing frame; 53. an oil cylinder; 6. an auxiliary air supply mechanism; 61. a blowing head; 62. an upper blowing pipe; 63. air bags; 7. a movable connection assembly; 71. connecting the upright posts; 711. a chute; 72. connecting a bracket; 73. connecting the support plate; 74. connecting the sliding block; 75. a first limit plate; 751. a limiting groove; 752. a transverse roller; 76. a second limiting plate; 8. a pushing mechanism; 81. mounting a cantilever; 82. a drive cylinder; 91. a head pressing cylinder; 92. mounting a plate; 93. a pillar; 931. a longitudinal slide rail; 10. a core box.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): as shown in fig. 1, the core cooling machine disclosed by the present invention comprises a frame 1, wherein the frame 1 is composed of a top seat 11 and four supporting columns 12 fixedly connected with the top seat 11. A conveying rail 21 is arranged below the rack 1, a slidable core box trolley 2 is arranged on the conveying rail 21, and a core box 10 which is covered up and down is arranged on the core box trolley 2; the two supporting upright posts 12 positioned at the same side are both provided with a transverse slide rail 3, and the transverse slide rail 3 is provided with a slidable sand shooting mechanism 4 and a blowing mechanism 5.
As shown in fig. 1 and 2, the sand shooting mechanism 4 comprises a sand shooting frame 42 and a sand shooting barrel 41, a sand shooting cover 43 used in cooperation with the core box 10 is communicated below the sand shooting barrel 41, and the sand shooting cover 43 is fixedly connected below the sand shooting frame 42 through a connecting rod 44; the blowing mechanism 5 comprises a blowing frame 52 and a blowing cover 51, the blowing cover 51 is also fixed with the blowing frame 52 through a connecting rod 44, and a lower blowing pipe 511 is arranged on the upper side of the blowing cover 51 and at four corners of the blowing cover in a communicating manner. The side walls of the sand shooting frame 42 and the air blowing frame 52 are rotatably provided with transverse rollers 752, and the sand shooting frame 42 and the air blowing frame 52 are connected through a movable connecting assembly 7. The frame 1 is also provided with a pushing mechanism 8, and the pushing mechanism 8 can control the sand shooting frame 42 and the air blowing frame 52 to synchronously roll on the transverse slide rail 3.
As shown in fig. 4, the movable connecting assembly 7 includes a connecting bracket 72, a connecting support plate 73 and two connecting columns 71. The connecting upright columns 71 are oppositely arranged between the sand shooting frame 42 and the air blowing frame 52, and the connecting bracket 72 is fixedly connected between the two connecting upright columns 71; the connecting support plate 73 is fixedly arranged at one end of the sand shooting frame 42 close to the air blowing frame 52, the connecting upright column 71 is symmetrically provided with sliding grooves 711 (see fig. 3) along the vertical direction, the connecting support plate 73 is fixedly connected with a connecting slide block 74, the connecting support plate 73 and the connecting slide block 74 form a T-shaped structure, and the connecting slide block 74 is connected with the sliding grooves 711 in a sliding manner; a second limit plate 76 is fixedly connected to the connecting upright 71, the second limit plate 76 is in contact with one side of the connecting slide block 74 away from the bottom of the limit groove 751, and a transverse roller 752 is also arranged on the second limit plate 76. A first limiting plate 75 is fixedly connected to the top of the connecting upright 71, and a limiting groove 751 for inserting the connecting slider 74 is formed in the lower side of the first limiting plate 75.
As shown in fig. 1, the pushing mechanism 8 includes a mounting arm 81 and a driving cylinder 82, the mounting arm 81 is fixed to one side of the top base 11, the driving cylinder 82 is hinged to the mounting arm 81, and a piston rod of the driving cylinder 82 is hinged to the connecting bracket 72 (see fig. 3).
As shown in fig. 2 and 4, the transverse slide rail 3 includes a first slide rail 31, a second slide rail 32 and a third slide rail 33 which are connected end to end in sequence. A fixed slide rail frame 34 is fixedly arranged on the supporting upright post 12 (see fig. 1) above the core box trolley 2 (see fig. 1) and on the left side and the right side, and the first slide rail 31 and the third slide rail 33 are fixedly arranged on the fixed slide rail frame 34. A pressure head cylinder 91 is fixedly arranged on the upper side of the top base 11, a piston rod of the pressure head cylinder 91 vertically penetrates through the top base 11 and is fixedly connected with an installation plate 92, supporting columns 93 are fixedly arranged on the lower side of the installation plate 92 and are positioned at four corner points of the installation plate 92, a movable slide rail frame 35 is fixedly connected to the bottom ends of the supporting columns 93, and the second slide rail 32 is fixedly arranged on the movable slide rail frame 35. In the initial state, the upper planes of the first slide rail 31, the second slide rail 32 and the third slide rail 33 are flush, and at this time, the connecting slide block 74 is inserted into the limiting groove 751.
As shown in fig. 2, an auxiliary air supply mechanism 6 used in cooperation with the sand shooting mechanism 4 and the air blowing mechanism 5 is provided on the mounting plate 92, the auxiliary air supply mechanism 6 includes an air blowing head 61 and four upper air blowing pipes 62, the air blowing head 61 corresponds to the installation position of the sand shooting cylinder 41, the upper air blowing pipes 62 correspond to the installation positions of the lower air blowing pipes 511 one by one, and one end of each of the upper air blowing pipes 62 penetrates through the top base 11 (see fig. 1). When the piston rod of the driving cylinder 82 (see fig. 1) extends, the second slide rail 32 is fixed in position, and the connecting slide block 74 (see fig. 4) is inserted into the limiting groove 751, so that the sand shooting rack 42 and the air blowing rack 52 can jointly move horizontally.
When the sand shooting frame 42 moves to the position right above the core box 10, the sand shooting frame 42 is completely arranged on the second slide rail 32, the pressure head cylinder 91 controls the mounting plate 92, the support column 93 and the second slide rail 32 to descend, the connecting slide block 74 fixedly connected with the sand shooting frame 42 is positioned in the slide groove 711 to slide downwards until the sand shooting cover 43 is in butt joint with the core box 10, and at the moment, the blowing head 61 also moves to the position of the sand shooting cylinder 41. An air bag 63 is arranged on the top seat 11, the air bag 63 and the blowing head 61 can be connected through a hose (not shown in the figure), compressed air is filled in the air bag 63, after the compressed air is blown into the sand shooting barrel 41 through the blowing head 61, sand fills the interior of the core box 10, then a piston rod of the pressing head cylinder 91 is contracted, the second slide rail 32 is reset, and the connecting slide block 74 is also inserted into the limit groove 751 again. After the pushing mechanism 8 controls the blowing frame 52 to move to the position right above the core box 10, the blowing frame 52 and the blowing hood 51 are controlled by the ram cylinder 91 to move up and down, which is the same as the operation of the sand shooting frame 42, and the description thereof is omitted. The difference is that after the blow hood 51 is butted against the core box 10, the upper blow pipe 62 and the lower blow pipe 511 are also butted against each other, and hardening gas such as triethylamine is introduced into the core box 10 from the upper blow pipe 62 to perform a blow hardening process.
As shown in fig. 2 and 5, in order to re-engage the second slide rail 32 with the first slide rail 31 and the third slide rail 33 when the second slide rail is reset, a positioning block 341 is further fixedly disposed on the fixed slide rail frame 34 and near the pillar 93, a positioning groove 3411 is disposed on a bottom wall of the positioning block 341, and positioning bars 351 are fixedly disposed on two ends of the movable slide rail frame 35 in the length direction thereof. When the positioning bar 351 moves to abut against the bottom of the positioning groove 3411, the upper surfaces of the first slide rail 31, the second slide rail 32 and the third slide rail 33 are flush, and at this time, the sand shooting mechanism 4 and the blowing mechanism 5 are not prone to bumping when moving on the whole transverse slide rail 3.
As shown in fig. 2 and 5, a longitudinal roller 342 is rotatably connected to an end of the stationary rail bracket 34 facing the pillar 93, and a longitudinal rail 931 in surface contact with the longitudinal roller 342 is fixedly connected to the pillar 93. The guide effect that produces when utilizing the cooperation of longitudinal roller 342 and longitudinal slide rail 931 can be spacing in the horizontal direction, and difficult emergence is controlled when making mounting panel 92 reciprocate squints, and cooperation location strip 351 inserts to constant head tank 3411 in simultaneously, can be spacing in vertical direction, and then makes whole blowing head 61 and last gas blow pipe 62 can carry out accurate butt joint with shooting sand section of thick bamboo 41, lower gas blow pipe 511 respectively.
The implementation principle of the above embodiment is as follows: the core box 10 is placed on the core box trolley 2 in advance, and the core box trolley 2 automatically moves to a position right below the mounting plate 92. In the initial state, the air blowing frame 52 is mounted on the second slide rail 32, and the sand shooting frame 42 is mounted on the first slide rail 31. A sand adding cylinder 111 can be arranged on the top seat 11 and located right above the sand shooting rack 42, the mounting cantilever 81 is fixed to one side of the top seat 11 far away from the sand adding cylinder 111, after the sand in the sand adding cylinder 111 fills the sand shooting cylinder 41, the piston rod of the driving cylinder 82 contracts, so that the sand shooting rack 42 slides to the second slide rail 32, and at the moment, the air blowing rack 52 moves to the third slide rail 33.
The ram cylinder 91 starts to work, the piston rod of the ram cylinder extends downwards to drive the second slide rail 32 and the sand shooting mechanism 4 to move downwards to the position of the core box 10, the sand shooting cover 43 is aligned with the core box 10, the blow head 61 is aligned with the sand shooting cylinder 41, the sand shooting process is started after compressed air is introduced, the piston rod of the ram cylinder 91 is contracted after the completion, and the second slide rail 32 and the sand shooting frame 42 are reset.
The piston rod of the driving cylinder 82 extends out, so that the blowing frame 52 moves onto the second slide rail 32, the pressure head cylinder 91 controls the second slide rail 32 and the blowing mechanism 5 to descend again, the blowing cover 51 is aligned with the core box 10, meanwhile, the upper blowing pipe 62 is aligned with the lower blowing pipe 511, the triethylamine gas is introduced to start the blowing hardening process, and after the process is finished, the second slide rail 32 and the blowing frame 52 reset again. And finally, taking down the core box 10 on the core box trolley 2 for the next cycle.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a cold core machine, includes frame (1), frame (1) top is equipped with pressure head jar (91), frame (1) bottom is provided with core box dolly (2), be equipped with horizontal slide rail (3) on frame (1), be provided with gliding shooting frame (42) and air blowing frame (52) on horizontal slide rail (3), install shooting mechanism (4) and air blowing mechanism (5) on shooting frame (42) and air blowing frame (52) respectively, its characterized in that: the sand shooting frame (42) and the air blowing frame (52) are positioned on the transverse sliding rail (3) to synchronously move through a movable connecting assembly (7) arranged between the sand shooting frame and the air blowing frame;
an installation plate (92) fixedly connected with a piston rod of the pressure head cylinder (91) is arranged above the transverse sliding rail (3) on the rack (1), and an auxiliary air supply mechanism (6) is installed on one side, facing the core box trolley (2), of the installation plate (92);
the horizontal sliding rail (3) comprises a first sliding rail (31), a second sliding rail (32) and a third sliding rail (33) which are connected end to end, the mounting plate (92) is fixedly connected with the second sliding rail (32) through a vertically arranged support column (93), and the second sliding rail (32) and the sand shooting frame (42) and the air blowing frame (52) synchronously move to the core box trolley (2) along the vertical direction in sequence;
two fixed slide rail frames (34) are fixedly arranged on the rack (1), the first slide rail (31) and the third slide rail (33) are arranged on the fixed slide rail frames (34), one end, far away from the mounting plate (92), of the support column (93) is fixedly connected with a movable slide rail frame (35), and the second slide rail (32) is arranged on the movable slide rail frame (35);
positioning strips (351) are fixedly arranged at two ends of the movable slide rail frame (35) in the length direction, a positioning block (341) is fixedly connected to one end, facing the movable slide rail frame (35), of the fixed slide rail frame (34), and a positioning groove (3411) is formed in the positioning block (341);
when the upper planes of the first sliding rail (31), the second sliding rail (32) and the third sliding rail (33) are in the same plane, the positioning strip (351) is inserted into the positioning groove (3411);
the fixed slide rail frame (34) is connected with a longitudinal roller (312) towards one side of a support column (93) in a rotating mode, and a longitudinal slide rail (931) in surface contact with the longitudinal roller (312) is fixedly connected to the support column (93).
2. A cold core machine according to claim 1, wherein: the movable connecting assembly (7) comprises two connecting upright columns (71) arranged between the sand shooting frame (42) and the air blowing frame (52) and a connecting support (72) fixedly connected between the two connecting upright columns (71), sliding grooves (711) are symmetrically formed in the connecting upright columns (71) along the vertical direction, connecting support plates (73) are fixedly connected to the sand shooting frame (42) and the air blowing frame (52), and connecting sliding blocks (74) connected with the sliding grooves (711) in a sliding mode are fixedly connected to the connecting support plates (73);
connect first limiting plate (75) of fixedly connected with on stand (71), spacing groove (751) have been seted up on first limiting plate (75), work as when the last plane of first slide rail (31), second slide rail (32), third slide rail (33) is in the coplanar, link block (74) insert to spacing groove (751).
3. A cold core machine according to claim 2, wherein: the connecting upright post (71) is fixedly connected with a second limiting plate (76), and the second limiting plate (76) is in contact with one side, away from the bottom of the limiting groove (751), of the connecting slide block (74).
4. A cold core machine according to claim 3, wherein: the sand shooting frame (42), the air blowing frame (52) and the side walls of the second limiting plate (76) are fixedly connected with transverse rollers (752), and the transverse rollers (752) are in surface contact with the transverse sliding rails (3).
5. A cold core machine according to any one of claims 2-4, wherein: the top lateral wall fixedly connected with installation cantilever (81) of frame (1), it has actuating cylinder (82) to articulate on installation cantilever (81), the piston rod of actuating cylinder (82) moves along the horizontal direction and articulates with linking bridge (72).
6. A cold core machine according to claim 1, wherein: the auxiliary air feeding mechanism (6) comprises an upper blowing pipe (62) and a blowing head (61) fixedly arranged on one side of the mounting plate (92) facing the core box trolley (2);
a blowing cover (51) of the blowing mechanism (5) is fixedly connected with the blowing frame (52), and a lower blowing pipe (511) is communicated with the position, corresponding to the upper blowing pipe (62), on the blowing cover (51);
and a sand shooting cylinder (41) of the sand shooting mechanism (4) is fixedly connected with the sand shooting frame (42), and the blowing head (61) and the sand shooting cylinder (41) are coaxially arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910224273.7A CN109807290B (en) | 2019-03-22 | 2019-03-22 | Cold core machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910224273.7A CN109807290B (en) | 2019-03-22 | 2019-03-22 | Cold core machine |
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| CN109807290A CN109807290A (en) | 2019-05-28 |
| CN109807290B true CN109807290B (en) | 2020-10-16 |
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| CN201910224273.7A Active CN109807290B (en) | 2019-03-22 | 2019-03-22 | Cold core machine |
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| CN110202099A (en) * | 2019-07-09 | 2019-09-06 | 繁昌县速诚智能设备科技有限公司 | A kind of vertical-parting cold core and film-covering sand hot corebox produce special purpose machine tool automatically |
| CN111468684B (en) * | 2020-05-29 | 2021-09-21 | 苏州三信机器制造有限公司 | Special cold core machine for cast tube bell mouth sand core |
| CN113020548B (en) * | 2021-03-01 | 2023-01-03 | 苏州三信机器制造有限公司 | Cold core machine with non-lifting structure of upper core box |
| CN114453565B (en) * | 2022-02-10 | 2023-07-21 | 苏州明志科技股份有限公司 | Die loading and transferring device of core making machine |
| CN114406206B (en) * | 2022-02-10 | 2023-07-21 | 苏州明志科技股份有限公司 | Compact core shooter |
| CN114734003B (en) * | 2022-04-15 | 2023-07-21 | 苏州明志科技股份有限公司 | Ultra-large core making device |
| CN115026246B (en) * | 2022-06-16 | 2023-11-10 | 苏州三信机器制造有限公司 | High-precision core cooling machine |
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