CN110340312B - Adjustable fixing device based on sand box in foundry - Google Patents
Adjustable fixing device based on sand box in foundry Download PDFInfo
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- CN110340312B CN110340312B CN201910791848.3A CN201910791848A CN110340312B CN 110340312 B CN110340312 B CN 110340312B CN 201910791848 A CN201910791848 A CN 201910791848A CN 110340312 B CN110340312 B CN 110340312B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C21/00—Flasks; Accessories therefor
- B22C21/12—Accessories
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Abstract
The invention provides an adjustable fixing device based on a sand box in a foundry, which comprises a rectangular bearing plate, and is characterized in that: the left end and the right end of the rectangular bearing plate are both connected with a group of fastening mechanisms in a sliding manner; the driving mechanism is limited and locked through the threads of the two fastening screws. In order to ensure the stability of the lower box during the box separation operation of the sand box, the driving mechanism can be rotated, the driving gear is meshed with the driven gear in the driving and fixing installation mechanism to drive the rectangular bottom plate to perform angle adjustment operation, so that the two U-shaped installation open ends in the rectangular bottom plate in an overlooking state are rotationally extended out of the position covered by the rectangular bearing plate, and the U-shaped installation open ends can be ensured to correspond to the installation holes of the workbench through angle adjustment because the angle adjustment operation is not limited, and then the U-shaped installation open ends are locked and fixed through bolts, so that the lower box of the sand box is stabilized through the adjustable fixing device designed by the invention and cannot be driven by the upper box of the sand box during.
Description
Technical Field
The invention belongs to the technical field of casting sand boxes, and particularly relates to an adjustable fixing device based on a sand box in a foundry.
Background
In a casting and molding automatic line, in the process of separating an upper sand box and a lower sand box by a box separator, when the upper box is lifted, the lower box can be lifted together, and the main reason of the situation is that the lower box is not well fixed, so that the upper box is lifted, the lower box is driven, and because the molding sand used in the molding per se has high viscosity, the molding sand remains in the sand box, and the pins which can fix the upper sand box and the lower sand box are not completely separated, the situation of driving the lower box can bring many disadvantages, such as damage to equipment, and certain loss is caused; meanwhile, the normal operation procedure is disturbed, and the working efficiency is reduced.
For example, application No.: CN200920232022.5 the utility model relates to a sand box fixing device, including an hydro-cylinder and location hydro-cylinder seat, the piston rod head of hydro-cylinder articulates on a rocker support through a revolute pair, the base is passed through to rocker support's one end fixed, and the other end is equipped with the joint box hook. The device is driven by a piston rod driven by an oil cylinder, a rocker bracket rotates along a base to drive a box clamping hook and a lower box locking position, so that the lower box is fixed and locked, and the problem that the lower box can be lifted up when the upper and lower sand boxes are separated by the box divider is solved. Based on the search of this patent to and combine the equipment discovery among the prior art, above-mentioned equipment when using, its limitation is great, after the preparation production, can only be applicable to the sand box of single specification, can not satisfy the application of multiple specification sand box.
Disclosure of Invention
In order to solve the technical problems, the invention provides an adjustable fixing device based on a sand box in a foundry, which aims to solve the problems that a lower box of the sand box is easily taken up by an upper box of the sand box, so that equipment is easily damaged and the like in the conventional sand box separating operation.
The invention relates to an adjustable fixing device based on a sand box in a foundry, which is realized by the following specific technical means:
the utility model provides an adjustable fixing device based on sand box in foundry, includes the rectangle loading board, its characterized in that: the left end and the right end of the rectangular bearing plate are both connected with a group of fastening mechanisms in a sliding manner; the bottom end face of the rectangular bearing plate is connected with a group of fixed mounting mechanisms in a meshing driving mode through the driving mechanism; the driving mechanism is limited and locked through the threads of the two fastening screws.
Further, the rectangle loading board is still including isosceles trapezoid sliding tray, strip slip opening, universal castor, calabash form protruding piece, circular rotation through-hole, calabash form recess, be the symmetry form between rectangle loading board left end face and the right-hand member face and seted up two the isosceles trapezoid sliding tray altogether, rectangle loading board top face front and back both sides edge position has all seted up one and has located the strip slip opening, one is all installed at rectangle loading board bottom face left and right sides edge position universal castor, rectangle loading board bottom face is provided with one calabash form protruding piece, and a circular structure end of calabash form protruding piece with rectangle loading board bottom end face center part is in same axis, calabash form protruding piece with seted up one between the rectangle loading board bottom end face and located the calabash form recess that links to each other, and two circular structure end axle center positions of calabash form protruding piece bottom end face all seted up one and the calabash form recess links to each other The circular rotating through hole is communicated with the circular rotating through hole;
furthermore, the fastening mechanism also comprises a fastening sliding mechanism, a fastening locking mechanism and a locking nut, the fastening locking mechanism is in threaded sliding connection with the fastening sliding mechanism, and the locking nut is in threaded connection with the fastening sliding mechanism;
furthermore, the fixed mounting mechanism further comprises a rectangular bottom plate, a U-shaped mounting opening, a first rotating shaft and a driven gear, wherein the axis position of the top end face of the rectangular bottom plate is connected with one driven gear through one first rotating shaft in a welding mode, the driven gear is positioned in the gourd-shaped groove of the round structure end which is positioned in the same axis with the center position of the bottom end face of the rectangular bearing plate, the first rotating shaft is rotatably connected in the round rotating through hole corresponding to the first rotating shaft, the U-shaped mounting opening is formed in each of the left side and the right side of the rectangular bottom plate, and the bottom end face of the rectangular bottom plate and the bottom faces of the two universal casters are positioned on the same horizontal plane;
furthermore, the driving mechanism further comprises a driving gear, a second rotating shaft, a round block and a first threaded through hole, wherein the axis position of the top end face of the round block is welded and connected with the driving gear through one second rotating shaft, the driving gear is positioned in the gourd-shaped groove and is in meshed transmission with the driven gear, the second rotating shaft is rotatably connected in the corresponding round rotating through hole, the top end face of the round block is attached to the bottom end face of the gourd-shaped protruding block, the bottom end face of the round block is in an annular array shape and is provided with two first threaded through holes, the two first threaded through holes are internally and respectively in threaded connection with one fastening screw, and the length of the stud end of each fastening screw is greater than the thickness of the round block;
further, the fastening sliding mechanism also comprises a concave block, a T-shaped sliding groove, a U-shaped block, a stud, isosceles trapezoid sliding blocks, balls and a second threaded through hole, wherein the center part of the top end surface of the concave block is provided with one second threaded through hole, the left side and the right side of the bottom end surface of the concave block are respectively provided with one isosceles trapezoid sliding block, the two isosceles trapezoid sliding blocks are respectively and slidably connected in the two isosceles trapezoid sliding grooves, the bottom end surfaces and the two side end surfaces of the two isosceles trapezoid sliding blocks are symmetrically and respectively embedded and rotatably connected with two balls, when the isosceles trapezoid sliding blocks are slidably connected in the isosceles trapezoid sliding grooves, the balls are in sliding contact with the inner end surfaces of the isosceles trapezoid sliding grooves, the left side and the right side of the concave end in the concave block are provided with one T-shaped sliding groove, and the left side and the right side of the concave block are respectively provided with one U-shaped block, the two studs are respectively welded at the axis parts of the bottom end surfaces of the two U-shaped blocks, are respectively connected in the two strip-shaped sliding openings in a sliding manner, and are respectively connected with one locking nut in a threaded manner;
furthermore, the fastening and locking mechanism also comprises a fastening block, an isosceles trapezoid structure, T-shaped sliding blocks, a bearing and a screw rod, wherein the front end of the fastening block adopts the isosceles trapezoid structure, the left end and the right end of the fastening block are respectively provided with one T-shaped sliding block, the two T-shaped sliding blocks are connected into two T-shaped sliding grooves in a sliding manner, the top end face of the fastening block is rotatably connected with one screw rod through the bearing, and the screw rod is in threaded connection with the second threaded through hole;
compared with the prior art, the invention has the following beneficial effects:
when the adjustable fixing device is fixedly installed, more than two groups of adjustable fixing devices can be selected, the lower box of the sand box is placed on the top end face of the rectangular bearing plate in the two groups of adjustable fixing devices, then the two groups of fastening mechanisms in each group of adjustable fixing devices slide along the isosceles trapezoid sliding grooves and the strip-shaped sliding openings, the two groups of fastening mechanisms are close to the side end face of the lower box of the sand box, the screw rod in the fastening mechanism is twisted by a tool, the screw rod rotates downwards along the second threaded through hole in a threaded manner, the bearing converts the rotary motion of the screw rod into linear motion to drive the fastening block to downwards slide along the two T-shaped sliding grooves, and accordingly the isosceles trapezoid structure of the fastening block is limited and locked with the convex edges on the side end face of the lower box of the sand box, and the fixed installation operation of the lower box of the sand.
In order to ensure the stability of the lower box during the box separation operation of the sand box, the driving mechanism can be rotated, the driving gear is meshed with the driven gear in the driving and fixing installation mechanism to drive the rectangular bottom plate to perform angle adjustment operation, so that the two U-shaped installation open ends in the rectangular bottom plate in an overlooking state are rotationally extended out of the position covered by the rectangular bearing plate, and the U-shaped installation open ends can be ensured to correspond to the installation holes of the workbench through angle adjustment because the angle adjustment operation is not limited, and then the U-shaped installation open ends are locked and fixed through bolts, so that the lower box of the sand box is stabilized through the adjustable fixing device designed by the invention and cannot be driven by the upper box of the sand box during.
Drawings
Fig. 1 is a schematic top end axial view of the present invention.
Fig. 2 is a bottom end axial view structure schematic diagram of the invention.
Fig. 3 is a schematic front view of the present invention.
FIG. 4 is a schematic cross-sectional view A-A of FIG. 3 according to the present invention.
Fig. 5 is a side view schematic of the present invention.
Fig. 6 is a schematic top axial view of the rectangular carrier plate of the present invention.
Fig. 7 is a bottom axial view of the rectangular bearing plate of the present invention.
Fig. 8 is a schematic view of the internal cross-sectional structure of the gourd-shaped bump of the present invention.
Fig. 9 is a front view of the driving mechanism of the present invention.
Fig. 10 is a schematic axial view of the driving mechanism of the present invention.
FIG. 11 is an axial view of the fixed mounting mechanism of the present invention.
Fig. 12 is a schematic axial view of the fastening mechanism of the present invention.
Fig. 13 is a schematic axial view of the fastening slide mechanism of the present invention.
Fig. 14 is an axial view of the fastening and locking mechanism of the present invention.
Fig. 15 is a front view schematically showing the fastening slide mechanism of the present invention.
FIG. 16 is a schematic view of the fixed mounting mechanism of the present invention in a rotationally adjusted state.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a rectangular bearing plate; 101. an isosceles trapezoid sliding groove; 102. a strip-shaped sliding opening; 103. a universal caster; 104. a gourd-shaped convex block; 105. a circular rotation through hole; 106. a gourd-shaped groove; 2. a fastening mechanism; 3. a fixed mounting mechanism; 301. a rectangular bottom plate; 302. a U-shaped mounting opening; 303. a first rotating shaft; 304. a driven gear; 4. a drive mechanism; 401. a driving gear; 402. a second rotating shaft; 403. a round block; 404. a first threaded through hole; 5. fastening screws; 6. a fastening sliding mechanism; 601. A concave block; 602. a T-shaped chute; 603. a U-shaped block; 604. a stud; 605. an isosceles trapezoid sliding block; 606. a ball bearing; 607. A second threaded through hole; 7. fastening a locking mechanism; 701. a fastening block; 702. an isosceles trapezoid structure; 703. a T-shaped slider; 704. A bearing; 705. a screw; 8. locking the nut;
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 16:
the invention provides an adjustable fixing device based on a sand box in a foundry, which comprises: rectangle loading board 1, its characterized in that: the left end and the right end of the rectangular bearing plate 1 are both connected with a group of fastening mechanisms 2 in a sliding manner; the bottom end face of the rectangular bearing plate 1 is connected with a group of fixed mounting mechanisms 3 in a meshing driving mode through a driving mechanism 4; the driving mechanism 4 is limited and locked by two fastening screws 5.
Wherein, the rectangular bearing plate 1 further comprises an isosceles trapezoid sliding groove 101, a strip-shaped sliding opening 102, a universal caster 103, a gourd-shaped convex block 104, a circular rotating through hole 105, and a gourd-shaped groove 106, wherein two isosceles trapezoid sliding grooves 101 are symmetrically formed between the left end surface and the right end surface of the rectangular bearing plate 1, one strip-shaped sliding opening 102 is formed at each of the front and rear side edge portions of the top end surface of the rectangular bearing plate 1, one universal caster 103 is mounted at each of the left and right side edge portions of the bottom end surface of the rectangular bearing plate 1, one gourd-shaped convex block 104 is arranged at the bottom end surface of the rectangular bearing plate 1, a circular structure end of the gourd-shaped convex block 104 and the center portion of the bottom end surface of the rectangular bearing plate 1 are in the same axis, one gourd-shaped groove 106 is formed between the gourd-shaped convex block 104 and the bottom end surface of the rectangular bearing plate 1, and a circular rotating through hole communicated with the gourd-shaped groove 106 is formed at each 105.
The fastening mechanism 2 further comprises a fastening sliding mechanism 6, a fastening locking mechanism 7 and a locking nut 8, the fastening locking mechanism 7 is in threaded sliding connection with the fastening sliding mechanism 6, and the locking nut 8 is in threaded connection with the fastening sliding mechanism 6.
Wherein, fixed installation mechanism 3 is still including rectangle bottom plate 301, U type installation opening 302, first pivot 303, driven gear 304, rectangle bottom plate 301 top end face axle center part has welded a driven gear 304 through a first pivot 303, driven gear 304 is located and is in the calabash form recess 106 of the circular structure end of same axis with rectangle loading board 1 bottom end face central part, and first pivot 303 rotates and connects in rather than corresponding circular rotation through-hole 105, a U type installation opening 302 has all been seted up to the rectangle bottom plate 301 left and right sides, and rectangle bottom plate 301 bottom end face is in same horizontal plane with two universal caster 103's truckle bottom surface.
The driving mechanism 4 further comprises a driving gear 401, a second rotating shaft 402, a round block 403 and a first threaded through hole 404, the axis position of the top end face of the round block 403 is connected with the driving gear 401 through the second rotating shaft 402 in a welding mode, the driving gear 401 is located in the gourd-shaped groove 106 and is in meshed transmission with the driven gear 304, the second rotating shaft 402 is rotatably connected in the corresponding round rotating through hole 105, the top end face of the round block 403 is attached to the bottom end face of the gourd-shaped protruding block 104, two first threaded through holes 404 are formed in the bottom end face of the round block 403 in an annular array mode, a fastening screw 5 is in threaded connection with the two first threaded through holes 404, and the length of the stud end of the fastening screw 5 is larger than the thickness of the round block 403.
Wherein, the fastening sliding mechanism 6 further comprises a concave block 601, a T-shaped sliding groove 602, a U-shaped block 603, a stud 604, an isosceles trapezoid sliding block 605, a ball 606, and a second threaded through hole 607, the center of the top end surface of the concave block 601 is provided with a second threaded through hole 607, the left and right sides of the bottom end surface of the concave block 601 are provided with an isosceles trapezoid sliding block 605, the two isosceles trapezoid sliding blocks 605 are respectively connected in the isosceles trapezoid sliding grooves 101 in a sliding manner, the bottom end surfaces and the two side end surfaces of the two isosceles trapezoid sliding blocks 605 are symmetrically embedded and rotatably connected with two balls 606, when the isosceles trapezoid sliding blocks 605 are connected in the isosceles trapezoid sliding grooves 101 in a sliding manner, the ball 606 is in sliding contact with the inner end surface of the isosceles trapezoid sliding groove 101, the left and right sides of the concave end of the concave block 601 are provided with a T-shaped sliding groove 602, the left and right sides of, and the axle center parts of the bottom end surfaces of the two U-shaped blocks 603 are respectively welded with a stud 604, the two studs 604 are respectively connected in the two strip-shaped sliding openings 102 in a sliding manner, and the two studs 604 are respectively connected with a locking nut 8 in a threaded manner.
The fastening and locking mechanism 7 further comprises a fastening block 701, an isosceles trapezoid structure 702, T-shaped sliding blocks 703, a bearing 704 and a screw 705, the isosceles trapezoid structure 702 is adopted at the front end of the fastening block 701, the T-shaped sliding blocks 703 are arranged at the left end and the right end of the fastening block 701, the two T-shaped sliding blocks 703 are slidably connected with the two T-shaped sliding grooves 602 in two positions, the top end face of the fastening block 701 is rotatably connected with the screw 705 through the bearing 704, and the screw 705 is in threaded connection with the second threaded through hole 607.
When in use:
when the adjustable fixing device is fixedly installed, firstly, more than two groups of adjustable fixing devices designed by the invention are selected, a lower sand box is placed on the top end face of a rectangular bearing plate 1 in the two groups of adjustable fixing devices, then two groups of fastening mechanisms 2 in each group of adjustable fixing devices slide along an isosceles trapezoid sliding groove 101 and a strip-shaped sliding opening 102, so that the two groups of fastening mechanisms 2 are close to the side end face of the lower sand box, then a screw 705 in the fastening mechanism 2 is twisted by a tool, so that the screw 705 rotates downwards along a second thread through hole 607 in a threaded manner, the bearing 704 converts the rotary motion of the screw 705 into linear motion to drive a fastening block 701 to downwards slide along two T-shaped sliding grooves 602, so that the isosceles trapezoid structures 702 of the fastening block 701 and the convex edges on the side end face of the lower sand box of the sand box are locked in a limiting manner, and;
in order to ensure the stability of the lower box during the box separation operation of the sand box, the driving mechanism 4 can be rotated, the driving gear 401 is meshed with the driven gear 304 in the driving and fixing installation mechanism 3 to drive the rectangular bottom plate 301 to perform angle adjustment operation, so that the two ends of the U-shaped installation opening 302 in the rectangular bottom plate 301 in the overlooking state are rotated and extended out of the lower part covered by the rectangular bearing plate 1, and the U-shaped installation opening 302 can be ensured to correspond to the installation hole position of the workbench through angle adjustment because the angle adjustment operation is not limited, and then the locking and the fixing are performed through the bolt, so that the lower box of the sand box is stabilized through the adjustable fixing device designed by the invention and cannot be driven by the upper box of the sand box during the;
according to the adjustable fixing device, the universal casters 103 are respectively arranged on the edge parts of the left side and the right side of the bottom end face of the rectangular bearing plate 1, and the sand box can be conveniently moved after being fixedly arranged through the arrangement of the universal casters 103, so that the sand box is free from being carried and is more labor-saving.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (2)
1. The utility model provides an adjustable fixing device based on sand box in foundry, includes rectangle loading board (1), its characterized in that: the left end and the right end of the rectangular bearing plate (1) are both connected with a group of fastening mechanisms (2) in a sliding manner; the bottom end face of the rectangular bearing plate (1) is in meshing drive connection with a group of fixed mounting mechanisms (3) through a driving mechanism (4); the driving mechanism (4) is limited and locked by two fastening screws (5) through threads; the fastening mechanism (2) further comprises a fastening sliding mechanism (6), a fastening locking mechanism (7) and a locking nut (8), the fastening locking mechanism (7) is in threaded sliding connection with the fastening sliding mechanism (6), and the locking nut (8) is in threaded connection with the fastening sliding mechanism (6); the fixed mounting mechanism (3) further comprises a rectangular bottom plate (301), a U-shaped mounting opening (302), a first rotating shaft (303) and a driven gear (304), the axis center part of the top end face of the rectangular bottom plate (301) is connected with the driven gear (304) in a welding mode through the first rotating shaft (303), the driven gear (304) is located in a gourd-shaped groove (106) of a circular structure end, the center part of the bottom end face of the rectangular bearing plate (1) is located on the same axis, the first rotating shaft (303) is rotatably connected in a circular rotating through hole (105) corresponding to the first rotating shaft, the U-shaped mounting opening (302) is formed in each of the left side and the right side of the rectangular bottom plate (301), and the bottom end face of the rectangular bottom plate (301) and the bottom faces of two universal casters (103) are located on the same horizontal plane; the driving mechanism (4) also comprises a driving gear (401), a second rotating shaft (402), a round block (403) and a first threaded through hole (404), the axle center part of the top end surface of the round block (403) is welded and connected with the driving gear (401) through the second rotating shaft (402), the driving gear (401) is positioned in the gourd-shaped groove (106), and is in meshed transmission with the driven gear (304), the second rotating shaft (402) is rotatably connected in the corresponding circular rotating through hole (105), the top end surface of the round block (403) is attached to the bottom end surface of the gourd-shaped convex block (104), the bottom end surface of the round block (403) is provided with two first threaded through holes (404) in an annular array, the two first threaded through holes (404) are internally and respectively in threaded connection with one fastening screw (5), the length of the stud end of the fastening screw (5) is greater than the thickness of the round block (403); the fastening sliding mechanism (6) further comprises a concave block (601), a T-shaped sliding groove (602), a U-shaped block (603), a stud (604), isosceles trapezoid sliding blocks (605), balls (606) and a second threaded through hole (607), wherein the second threaded through hole (607) is formed in the center of the top end face of the concave block (601), the isosceles trapezoid sliding blocks (605) are arranged on the left side and the right side of the bottom end face of the concave block (601), the two isosceles trapezoid sliding blocks (605) are respectively connected in the two isosceles trapezoid sliding grooves (101) in a sliding manner, the two balls (606) are respectively embedded and rotatably connected in the bottom end faces and the two side end faces of the two isosceles trapezoid sliding blocks (605) in a symmetrical manner, and when the isosceles trapezoid sliding blocks (605) are connected in the isosceles trapezoid sliding grooves (101), the balls (606) are in sliding contact with the inner end faces of the isosceles trapezoid sliding grooves (101), the left side and the right side of the concave end of the concave block (601) are respectively provided with the T-shaped sliding groove (602), the left side and the right side of the concave block (601) are respectively provided with the U-shaped block (603), the axle center part of the bottom end surface of each U-shaped block (603) is welded with one stud (604), the two studs (604) are respectively connected in the two strip-shaped sliding openings (102) in a sliding mode, and the two studs (604) are respectively connected with one locking nut (8) in a threaded mode; fastening locking mechanism (7) still including fastening block (701), isosceles trapezoid structure (702), T type slider (703), bearing (704), screw rod (705), fastening block (701) front end adopts isosceles trapezoid structure (702), both ends all are provided with one about fastening block (701) T type slider (703), and two in T type slider (703) sliding connection two places T type spout (602), fastening block (701) top end face passes through bearing (704) rotates and is connected with one screw rod (705), just screw rod (705) are connected with second screw thread through-hole (607) screw thread.
2. An adjustable fixing device based on a sand box in a foundry, according to claim 1, characterized in that: the rectangular bearing plate (1) further comprises an isosceles trapezoid sliding groove (101), a strip-shaped sliding opening (102), universal casters (103), a gourd-shaped convex block (104), a circular rotating through hole (105) and a gourd-shaped groove (106), wherein two isosceles trapezoid sliding grooves (101) are symmetrically arranged between the left end surface and the right end surface of the rectangular bearing plate (1), the strip-shaped sliding opening (102) is respectively arranged at the edge parts of the front side and the rear side of the top end surface of the rectangular bearing plate (1), one universal caster (103) is respectively arranged at the edge parts of the left side and the right side of the bottom end surface of the rectangular bearing plate (1), one gourd-shaped convex block (104) is arranged on the bottom end surface of the rectangular bearing plate (1), and one circular structure end of the gourd-shaped convex block (104) and the center part of the bottom end surface of the rectangular bearing plate (1) are positioned on the same axis, the calabash-shaped convex block (104) and the rectangular bearing plate (1) are provided with a calabash-shaped groove (106) between the bottom end surfaces, and the axle center parts of two circular structure ends of the bottom end surfaces of the calabash-shaped convex block (104) are provided with a circular rotating through hole (105) communicated with the calabash-shaped groove (106).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910791848.3A CN110340312B (en) | 2019-08-26 | 2019-08-26 | Adjustable fixing device based on sand box in foundry |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910791848.3A CN110340312B (en) | 2019-08-26 | 2019-08-26 | Adjustable fixing device based on sand box in foundry |
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| CN110340312A CN110340312A (en) | 2019-10-18 |
| CN110340312B true CN110340312B (en) | 2020-09-22 |
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| CN209095053U (en) * | 2018-12-11 | 2019-07-12 | 五莲县华盛工贸有限公司 | Efficient milling machine workpiece clamping device |
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| KR20020082707A (en) * | 2001-04-25 | 2002-10-31 | 현대자동차주식회사 | Molding block for casting |
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| CN209095053U (en) * | 2018-12-11 | 2019-07-12 | 五莲县华盛工贸有限公司 | Efficient milling machine workpiece clamping device |
| CN109676084A (en) * | 2019-01-03 | 2019-04-26 | 山西中条山机电设备有限公司 | A kind of cold core sand casting device and casting technique |
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| CN110340312A (en) | 2019-10-18 |
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