CN212857651U - Semi-automatic psammitolite forming device - Google Patents

Semi-automatic psammitolite forming device Download PDF

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Publication number
CN212857651U
CN212857651U CN202021928553.0U CN202021928553U CN212857651U CN 212857651 U CN212857651 U CN 212857651U CN 202021928553 U CN202021928553 U CN 202021928553U CN 212857651 U CN212857651 U CN 212857651U
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China
Prior art keywords
core
seat
lifting
cylinder
pulling
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CN202021928553.0U
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Chinese (zh)
Inventor
林伟平
吴秋望
吴昌榆
林鸿安
刘裕生
刘华
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Meizhou Weiyou Wear Resistant Material Co ltd
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Meizhou Weiyou Wear Resistant Material Co ltd
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Abstract

The utility model discloses a semi-automatic sand core forming device; belongs to the technical field of sand core forming devices; the sand core forming machine is technically characterized by comprising a frame, wherein a lower core-pulling seat of a sand core to be formed is fixed on the frame, sliding supports are oppositely arranged on two sides of the lower core-pulling seat, mutually matched molds are arranged on the sliding supports, and the sliding supports are respectively connected with a horizontal driving mechanism; an upright post is arranged on the rack at the side of the lower core-pulling seat, a lifting seat is sleeved on the upright post, and the lifting seat is connected with a lifting driving mechanism; a lifting cylinder is arranged on the lifting seat along the vertical direction, and the free end of a piston rod of the lifting cylinder is connected with an upper core-pulling seat opposite to the lower core-pulling seat; the utility model aims to provide a semi-automatic sand core forming device with compact structure, convenient use and higher working efficiency; the method is used for sand core molding.

Description

Semi-automatic psammitolite forming device
Technical Field
The utility model relates to a psammitolite forming device of casting usefulness, more specifically say, especially relate to a semi-automatic psammitolite forming device.
Background
The existing sand core molding is generally completed manually, so that the working efficiency is low, the labor intensity is high, the quality is different, and the production efficiency is influenced. Meanwhile, the existing sand core is formed, a mold of the existing sand core is generally of a wood structure, the wood structure is easy to decay and is easy to expand and deform when meeting water, so that the sand core is deformed, and finally produced products are deformed and scrapped, and the quality of the products is seriously influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to the not enough of above-mentioned prior art, provide a compact structure, convenient to use and the higher semi-automatic psammitolite forming device of work efficiency.
The technical scheme of the utility model is realized like this: a semi-automatic sand core forming device comprises a rack, wherein a lower core-pulling seat of a sand core to be formed is fixed on the rack, sliding supports are oppositely arranged on two sides of the lower core-pulling seat, mutually matched molds are arranged on the sliding supports, and the sliding supports are respectively connected with a horizontal driving mechanism;
an upright post is arranged on the rack at the side of the lower core-pulling seat, a lifting seat is sleeved on the upright post, and the lifting seat is connected with a lifting driving mechanism; the lifting cylinder is arranged on the lifting seat along the vertical direction, and the free end of a piston rod of the lifting cylinder is connected with an upper core-pulling seat opposite to the lower core-pulling seat.
In the semi-automatic sand core forming device, the centers of the lower core pulling seat and the upper core pulling seat are provided with through holes along the axis direction, and the through holes are connected with an external compressed carbon dioxide gas source pipeline through quick connectors.
In the semi-automatic sand core forming device, the sliding support is composed of two guide rails which are arranged in parallel and at intervals along the length direction of the upper end surface of the rack, a mold mounting plate which is arranged on the guide rails in a sliding manner, and an organ protective cover which is movably arranged on the guide rails on the side edges of the mold mounting plate; and semicircular abdicating notches matched with the lower core-pulling seat are arranged on the die mounting plates, and each die is fixed on the abdicating notches on the corresponding die mounting plates.
In the semi-automatic sand core forming device, the horizontal driving mechanism comprises an air cylinder mounting seat fixed on the frame, a horizontal driving air cylinder fixed on the air cylinder mounting seat along the horizontal direction, the free end of a piston rod of the horizontal driving air cylinder is connected with a mould push plate through a connecting block, and each mould is fixed on the corresponding mould push plate.
In the semi-automatic sand core forming device, the upright post is composed of a lower post body fixed on the frame and an upper post body detachably connected with the lower post body; the contact surfaces of the upper cylinder body and the lower cylinder body are respectively provided with a dovetail groove matched with each other and a positioning block matched with the dovetail groove, an inner threaded hole is arranged on the upper cylinder body or the lower cylinder body corresponding to the side wall of the dovetail groove along the horizontal direction, and a first fastening handle matched with the positioning block is connected with an inner thread of the inner threaded hole; the lifting seat is movably sleeved on the upper column body.
In the semi-automatic sand core forming device, the lifting driving mechanism comprises screw rod fixing blocks respectively fixed at the upper end and the lower end of the stand column, an adjusting screw rod rotatably connected between the two screw rod fixing blocks through a bearing, and a crank located at the upper end and linked with the adjusting screw rod fixedly connected with the upper side of the screw rod fixing block, the lifting seat is in threaded connection with the adjusting screw rod, and a second fastening handle opposite to the adjusting screw rod is in threaded connection with the outer wall of the lifting seat along the horizontal direction.
In the semi-automatic sand core forming device, the lower core-pulling seat and/or the upper core-pulling seat are/is detachably connected with a core-pulling mold, and the core-pulling mold is distributed with air holes.
The utility model adopts the above structure after, through setting up the fixed psammitolite of core seat down, through sliding support, horizontal drive mechanism and mould cooperation, realize the automation of mould and open and shut to the time of mould dismouting has been saved. Meanwhile, the die is a metal die, so that the die has the advantage of long service life. Furthermore, the upper core-pulling seat is connected with the lifting cylinder to realize lifting, can be used as a mold for upper core-pulling, and can adjust the position of the lifting cylinder through the lifting driving mechanism when the mold is opened and closed, so that the upper core-pulling seat can compress and fix the sand core, and the demolding is convenient.
Drawings
The present invention will be described in further detail with reference to the following examples, which are not intended to limit the invention.
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a lifting drive mechanism in embodiment 1 of the present invention;
fig. 3 is a schematic structural diagram of embodiment 2 of the present invention.
In the figure: 1. a frame; 2. a lower core-pulling seat; 3. a sliding support; 3a, a guide rail; 3b, mounting a die; 3c, organ protection covers; 3d, abdicating the gap; 4. a mold; 5. a horizontal driving mechanism; 5a, a cylinder mounting seat; 5b, horizontally driving the air cylinder; 5c, connecting blocks; 5d, pushing a plate by a mold; 6. a column; 6a, a lower column body; 6b, an upper column body; 6c, a dovetail groove; 6d, positioning blocks; 6e, a first fastening handle; 7. a lifting seat; 8. a lifting drive mechanism; 8a, a screw rod fixing block; 8b, adjusting a screw rod; 8c, a crank; 8d, a second fastening handle; 9. a lifting cylinder; 10. an upper core-pulling seat; 11. a through hole; 12. provided is a core-pulling mold.
Detailed Description
Example 1
Referring to fig. 1 and 2, the utility model discloses a semi-automatic psammitolite forming device, including frame 1, fixed lower core extraction seat 2 that remains the shaping psammitolite above the frame 1, core extraction seat 2 both sides are provided with sliding support 3 relatively down, are provided with the mould 4 of mutually supporting on each sliding support 3, and the preferred metal mold of mould also can adopt the mould that other materials that are difficult for weing and intensity are higher made certainly. Each of the slide bearings 3 is connected to a horizontal drive mechanism 5.
An upright post 6 is arranged on the frame 1 at the side of the lower core-pulling seat 2, a lifting seat 7 is sleeved on the upright post 6, and the lifting seat 7 is connected with a lifting driving mechanism 8; the lifting seat 7 is provided with a lifting cylinder 9 along the vertical direction, and the free end of a piston rod of the lifting cylinder 9 is connected with an upper core-pulling seat 10 opposite to the lower core-pulling seat 2.
Preferably, in order to improve the degree of automation, through-hole 11 is provided along the axis direction at lower loose core seat 2 and last loose core seat 10 center, through-hole 11 passes through quick-operation joint and external compressed carbon dioxide source pipe connection. After the sand material is filled, carbon dioxide gas is quickly and automatically introduced through the through holes 11, and finally the sand material is fixed and molded. The carbon dioxide gas is not required to be introduced manually.
Preferably, the sliding support 3 is composed of two guide rails 3a arranged in parallel and at intervals along the length direction of the upper end surface of the frame 1, a mold mounting plate 3b arranged on the guide rails 3a in a sliding manner, and an organ protection cover 3c movably arranged on the guide rails 3a at the side edges of the mold mounting plate 3 b; a semicircular abdicating gap 3d matched with the lower core-pulling seat 2 is arranged on the mould mounting plate 3b, and each mould 4 is fixed on the abdicating gap 3d on the corresponding mould mounting plate 3 b. When the mold is installed, the opposite end surfaces of the two molds are respectively level with the opposite end surfaces of the two mold installation plates, so that when the mold is folded, the mold can be folded in place, and the mold installation plates are in a separated state. The organ protection casing is to avoid sand material to fall on the guide rail, influences the smoothness nature that the mould mounting panel removed.
Further preferably, the horizontal driving mechanism 5 includes a cylinder mounting seat 5a fixed on the frame 1, a horizontal driving cylinder 5b fixed on the cylinder mounting seat 5a along the horizontal direction, a die pushing plate 5d connected to the free end of the piston rod of the horizontal driving cylinder 5b through a connecting block 5c, and each die 4 is fixed on the corresponding die pushing plate 5 d. Through the setting of horizontal drive actuating cylinder, realize the automation of mould and open and shut, not only job stabilization but also efficiency improves by a wide margin.
In order to improve the versatility of the device and facilitate replacement, in the present embodiment, the upright 6 is composed of a lower column 6a fixed on the frame 1 and an upper column 6b detachably connected with the lower column 6 a; a dovetail groove 6c and a positioning block 6d matched with the dovetail groove 6c are respectively arranged on the contact surface of the upper column body 6b and the lower column body 6a, an internal thread hole is arranged on the upper column body 6b or the lower column body 6a corresponding to the side wall of the dovetail groove 6c along the horizontal direction, and a first fastening handle 6e matched with the positioning block 6d is connected with the internal thread of the internal thread hole in a threaded manner; the lifting seat 7 is movably sleeved on the upper column body 6 b. In the present embodiment, the dovetail groove is provided on the lower cylinder.
Correspondingly, the lifting driving mechanism 8 comprises screw rod fixing blocks 8a fixed at the upper end and the lower end of the upright post 6 respectively, an adjusting screw rod 8b rotatably connected between the two screw rod fixing blocks 8a through a bearing, and a crank 8c located at the upper end, positioned on the upper side of the screw rod fixing block 8a and linked with the adjusting screw rod 8b in a fixed connection mode, the lifting seat 7 is in threaded connection with the adjusting screw rod 8b, and a second fastening handle 8d opposite to the adjusting screw rod 8b is in threaded connection with the outer wall of the lifting seat 7 along the horizontal direction. The second fastening handle is used for fixing and adjusting the lifting seat in place, and the phenomenon that the precision is influenced by displacement caused by vibration of the air cylinder is avoided.
By adopting the structure, the upper column body can be correspondingly changed into different lengths according to the height of the sand core to be molded, and the lifting driving mechanism is correspondingly adjusted.
The utility model discloses a forming device, electric cabinet fix in the frame, through the action of each cylinder of electric cabinet control, its concrete connection mode and theory of operation are prior art, and the technical point that this application will protect is no longer repeated here.
When the horizontal driving type sand core molding machine is used, a corresponding mold is selected according to a sand core to be produced, the mold is fixed on a mold push plate and a mold mounting plate, and then the horizontal driving cylinder is started through a control switch on the electric cabinet, so that the mold is closed and molded. Then, a worker loads sand materials into the mold and compacts and molds the sand materials, then the upper core-pulling seat is controlled by the lifting cylinder to descend until the upper core-pulling seat is propped against the sand core, and then carbon dioxide gas is introduced to finally fix and mold the sand core. The upper core-pulling seat can be used for introducing carbon dioxide gas, and can also play a role in fixing the sand core, so that the sand core is prevented from moving along with the mold when the mold is opened. And controlling the horizontal driving cylinder to contract to separate the mold, and finally controlling the lifting cylinder to ascend to move out the formed sand core.
Example 2
Referring to fig. 3, the structure of the semi-automatic sand core molding device of the present invention is substantially the same as that of embodiment 1, except that the core of the molded sand core needs to be pulled. Correspondingly, a core-pulling mold 12 is detachably connected to the lower core-pulling seat 2 and/or the upper core-pulling seat 10, and air holes are distributed on the core-pulling mold 12. In this embodiment, the lower core pulling seat 2 and the upper core pulling seat 10 are detachably connected to the core pulling mold 12.
The operation is the same as in example 1, with the only difference that after the core is removed, the lower core mold needs to be manually removed. The core-pulling mould on the upper part automatically separates from the sand core along with the rising of the lifting cylinder.
The above embodiment is the preferred embodiment of the present invention, which is only used to facilitate the explanation of the present invention, it is not right to the present invention, which makes the restriction on any form, and any person who knows commonly in the technical field can use the present invention to make the equivalent embodiment of local change or modification without departing from the technical features of the present invention.

Claims (7)

1. A semi-automatic sand core forming device comprises a frame (1) and is characterized in that a lower core-pulling seat (2) of a sand core to be formed is fixed on the frame (1), sliding supports (3) are oppositely arranged on two sides of the lower core-pulling seat (2), mutually matched dies (4) are arranged on the sliding supports (3), and each sliding support (3) is respectively connected with a horizontal driving mechanism (5);
an upright post (6) is arranged on the frame (1) at the side of the lower core-pulling seat (2), a lifting seat (7) is sleeved on the upright post (6), and the lifting seat (7) is connected with a lifting driving mechanism (8); the lifting seat (7) is provided with a lifting cylinder (9) along the vertical direction, and the free end of a piston rod of the lifting cylinder (9) is connected with an upper core-pulling seat (10) opposite to the lower core-pulling seat (2).
2. The semi-automatic sand core forming device as claimed in claim 1, wherein the centers of the lower core-pulling seat (2) and the upper core-pulling seat (10) are provided with through holes (11) along the axial direction, and the through holes (11) are connected with an external compressed carbon dioxide gas source pipeline through quick connectors.
3. The semi-automatic sand core molding device of claim 1, wherein the sliding support (3) is composed of two guide rails (3a) which are arranged in parallel and at intervals along the length direction of the upper end surface of the frame (1), a mold mounting plate (3b) which is arranged on the guide rails (3a) in a sliding way, and an organ protection cover (3c) which is movably arranged on the guide rails (3a) at the side edges of the mold mounting plate (3 b); a semicircular abdicating notch (3d) matched with the lower loose core seat (2) is arranged on the mould mounting plate (3b), and each mould (4) is fixed on the abdicating notch (3d) on the corresponding mould mounting plate (3 b).
4. The semi-automatic sand core forming device as claimed in claim 1, wherein the horizontal driving mechanism (5) comprises a cylinder mounting seat (5a) fixed on the frame (1), a horizontal driving cylinder (5b) fixed on the cylinder mounting seat (5a) along the horizontal direction, a mold push plate (5d) is connected to the free end of the piston rod of the horizontal driving cylinder (5b) through a connecting block (5c), and each mold (4) is fixed on the corresponding mold push plate (5 d).
5. A semi-automatic sand core molding apparatus as claimed in claim 1, wherein said column (6) is composed of a lower column (6a) fixed to the frame (1) and an upper column (6b) detachably connected to the lower column (6 a); a dovetail groove (6c) and a positioning block (6d) matched with the dovetail groove (6c) are respectively arranged on the contact surface of the upper cylinder body (6b) and the lower cylinder body (6a) and are mutually matched, an internal threaded hole is arranged on the upper cylinder body (6b) or the lower cylinder body (6a) corresponding to the side wall of the dovetail groove (6c) along the horizontal direction, and a first fastening handle (6e) matched with the positioning block (6d) is connected with the internal thread of the internal threaded hole in a threaded manner; the lifting seat (7) is movably sleeved on the upper column body (6 b).
6. The semi-automatic sand core forming device according to claim 1, wherein the lifting driving mechanism (8) comprises screw rod fixing blocks (8a) respectively fixed at the upper end and the lower end of the upright post (6), an adjusting screw rod (8b) rotatably connected between the two screw rod fixing blocks (8a) through a bearing, and a crank (8c) which is located at the upper side of the upper screw rod fixing block (8a) and is fixedly connected and linked with the adjusting screw rod (8b), the lifting seat (7) is in threaded connection with the adjusting screw rod (8b), and a second fastening handle (8d) opposite to the adjusting screw rod (8b) is in threaded connection with the outer wall of the lifting seat (7) along the horizontal direction.
7. The semi-automatic sand core molding device of claim 1, wherein the lower core pulling seat (2) and/or the upper core pulling seat (10) are detachably connected with a core pulling mold (12), and air holes are distributed on the core pulling mold (12).
CN202021928553.0U 2020-09-07 2020-09-07 Semi-automatic psammitolite forming device Active CN212857651U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021928553.0U CN212857651U (en) 2020-09-07 2020-09-07 Semi-automatic psammitolite forming device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021928553.0U CN212857651U (en) 2020-09-07 2020-09-07 Semi-automatic psammitolite forming device

Publications (1)

Publication Number Publication Date
CN212857651U true CN212857651U (en) 2021-04-02

Family

ID=75194375

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021928553.0U Active CN212857651U (en) 2020-09-07 2020-09-07 Semi-automatic psammitolite forming device

Country Status (1)

Country Link
CN (1) CN212857651U (en)

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