CN209940283U - Grinding machine maintenance moving portal frame - Google Patents
Grinding machine maintenance moving portal frame Download PDFInfo
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- CN209940283U CN209940283U CN201920338300.9U CN201920338300U CN209940283U CN 209940283 U CN209940283 U CN 209940283U CN 201920338300 U CN201920338300 U CN 201920338300U CN 209940283 U CN209940283 U CN 209940283U
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- upright post
- supporting leg
- cross beam
- grinder
- stand
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Abstract
The utility model discloses a grind quick-witted maintenance and remove portal frame, including first stand subassembly, second stand subassembly and the crossbeam subassembly of setting on first stand subassembly and second stand subassembly, second stand subassembly detachable installs the one end at second stand subassembly, first stand subassembly and crossbeam subassembly are beta structure, can directly expand the portal frame on grinding the machine during use, use the completion back, fold the portal frame and accomodate, remove conveniently, just the utility model discloses in, second stand subassembly can the snap-on in the frame of grinding the machine, convenient to use, stability is high.
Description
Technical Field
The utility model relates to a steel ball grinds production facility field, especially a grind quick-witted maintenance and remove portal frame.
Background
The steel ball grinding machine adopts a grinding mode, the grinding precision of the steel balls can be influenced by the abrasion of the grinding disc, so that the steel ball grinding machine needs to be maintained and replaced frequently, and a special travelling crane needs to be configured in a factory at present or a forklift needs to move the grinding machine to the lower part of a fixed portal frame, so that the maintenance operation is very troublesome even if a movable portal frame is used.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a can make things convenient for steel ball to grind removal portal frame of machine maintenance.
The utility model provides a technical scheme that its technical problem adopted is:
grind quick-witted maintenance and remove portal frame, including first stand subassembly, second stand subassembly and the crossbeam subassembly of setting on first stand subassembly and second stand subassembly, second stand subassembly detachable installs the one end at second stand subassembly, first stand subassembly and crossbeam subassembly are beta structure.
The first stand column assembly comprises an upper stand column and a lower stand column which are hinged to each other, and a stand column positioning device capable of positioning the relative positions of the upper stand column and the lower stand column is arranged between the upper stand column and the lower stand column.
The stand positioner includes a stand location bolt, is provided with a stand and rotates the seat in stand upper end down, go up the stand lower extreme and rotate the seat at this stand, rotate the seat skew and go up the stand and rotate the position of tie point and be provided with the plug-in mounting hole that corresponds with stand location bolt at the stand, stand location bolt plug-in mounting forms the spacing space that can restrict the stand and be unfolding the state when the plug-in mounting hole and stand rotate between the seat.
The unfolding driving mechanism is arranged and can drive the upper stand column and the lower stand column to rotate relatively.
The unfolding driving mechanism is a hydraulic cylinder, a cylinder body of the hydraulic cylinder is rotatably arranged on the lower upright post, and the end part of a mandril of the hydraulic cylinder is rotatably arranged on the beam assembly.
The beam assembly comprises a first beam and a second beam, one end of the first beam is fixedly arranged at the upper end of the first upright post assembly, the other end of the first beam is hinged with one end of the second beam, and the second upright post assembly is arranged at the other end of the second beam.
The hinge point of the first cross beam and the second cross beam is located on the lower side of the joint of the first cross beam and the second cross beam, and when the first cross beam and the second cross beam are unfolded, the upper sides of the ends of the first cross beam and the second cross beam are mutually abutted to form a limiting structure.
The lower end of the first upright post component is provided with a base, and the base is provided with a foldable supporting leg component.
The foldable supporting leg assembly comprises supporting legs rotatably arranged on a base, and a supporting and positioning device capable of limiting the rotating positions of the supporting legs is arranged on the base.
The supporting and positioning device comprises a supporting leg positioning bolt, a supporting leg rotating seat is arranged on the base, the end part of the supporting leg is rotatably arranged on the supporting leg rotating seat, a bolt hole corresponding to the supporting leg positioning bolt is arranged at a position deviated from a supporting leg rotating connection point of the supporting leg rotating seat, and the supporting leg positioning bolt is inserted in the bolt hole and forms a limiting space capable of limiting the supporting leg in an unfolding state with the supporting leg rotating seat.
The utility model has the advantages that: grind quick-witted maintenance and remove portal frame, including first stand subassembly, second stand subassembly and the crossbeam subassembly of setting on first stand subassembly and second stand subassembly, second stand subassembly detachable installs the one end at second stand subassembly, first stand subassembly and crossbeam subassembly are beta structure, can directly expand the portal frame on grinding the machine during use, use the completion back, fold the portal frame and accomodate, and it is convenient to remove, just is in the utility model discloses in, but second stand subassembly snap-on is in the frame of grinding the machine, convenient to use, and stability is high.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic view of the present invention in its expanded configuration;
fig. 2 is a schematic structural view of the utility model when folded.
Detailed Description
Referring to fig. 1 and 2, fig. 1 and 2 are schematic structural diagrams of a specific embodiment of the present invention, as shown, the gantry is moved in the maintenance of the grinding machine, including the first column assembly, the second column assembly 2 and the beam assembly disposed on the first column assembly and the second column assembly 2, the second column assembly 2 is detachably mounted at one end of the second column assembly 2, the first column assembly and the beam assembly are foldable structures, so that the gantry can be directly unfolded on the grinding machine during use, and after the use, the gantry is folded and stored, so that the movement is convenient.
Further, the utility model discloses in, the lower extreme of second stand subassembly 2 is provided with installation department 21 that can the snap-on in the frame of grinding machine 9, convenient to use, and stability is high.
In this embodiment, the mounting portion 21 is an inverted U-shaped clamping structure, which can be clamped to the edge of the frame of the grinding machine 9 to support the gantry.
As shown in the figures, the first upright post assembly comprises an upper upright post 11 and a lower upright post 12 which are hinged to each other, and an upright post positioning device capable of positioning the relative positions of the upper upright post 11 and the lower upright post 12 is arranged between the upper upright post 11 and the lower upright post 12 so as to ensure the unfolding or folding state.
As shown in the figure, the column positioning device includes a column positioning pin 13, a column rotating base 121 is disposed at the upper end of the lower column 12, the lower end of the upper column 11 is rotatably disposed on the column rotating base 121, an insertion hole corresponding to the column positioning pin 13 is disposed at a position where the column rotating base 121 deviates from the rotation connection point of the upper column 11, the column positioning pin 13 is inserted into the insertion hole and forms a limiting space capable of limiting the upper column 11 in the unfolding state with the column rotating base 121, so as to maintain the stability of the first column assembly in the unfolding state, in this embodiment, after the column positioning pin 13 is removed, the upper column 11 can turn over by the dead weight and fall down, and the folding device is maintained by the dead weight.
Of course, in the implementation process, the pillar positioning latch 13 may be directly inserted between the upper pillar 11 and the pillar rotating seat 121 to form a positioning structure, which is not described in detail herein, and in addition, the positioning may be achieved by using a bolt locking manner, which is not described in detail herein.
For convenience, in this embodiment, the unfolding driving mechanism is further included, the unfolding driving mechanism is arranged to drive the upper column 11 and the lower column 12 to rotate relatively, and since the gantry needs to hoist large parts, the structural strength requirement is high, the weight of the gantry is large, if the gantry is unfolded manually, the working efficiency is low, and the unfolding driving mechanism is configured to improve the unfolding efficiency in this embodiment.
Preferably, the unfolding driving mechanism is a hydraulic cylinder 5, the cylinder body of the hydraulic cylinder 5 is rotatably arranged on the lower upright post 12, the end part of a mandril of the hydraulic cylinder is rotatably arranged on the cross beam assembly, and the unfolding and folding of the first upright post assembly can be realized by pushing out or withdrawing the mandril.
Preferably, the cross beam assembly comprises a first cross beam 31 and a second cross beam 32, one end of the first cross beam 31 is fixedly arranged at the upper end of the first upright post assembly, the other end of the first cross beam 31 is hinged with one end of the second cross beam 32, the second upright post assembly 2 is arranged at the other end of the second cross beam 32, in this embodiment, a through hole through which the second upright post assembly 2 can pass is arranged at the end of the second cross beam 32, and the second upright post assembly 2 is inserted into the through hole and can be fixed through a bolt or a bolt.
As shown in the figure, the hinge point of the first cross beam 31 and the second cross beam 32 is located at the lower side of the joint of the first cross beam 31 and the second cross beam 32, when the first cross beam 31 and the second cross beam 32 are unfolded, the upper sides of the ends of the first cross beam 31 and the second cross beam 32 abut against each other to form a limiting structure, in this embodiment, a portal frame is formed after being unfolded, and when the first cross beam 31 and the second cross beam 32 hoist an article, the pulling force is downward, so that self-stability can be formed through the above structure, and a positioning structure does not need to be configured additionally, of course, a positioning device can be configured as the first column assembly, which is not described in detail herein.
In this embodiment, the first pillar component and the beam component both adopt a folding structure of one folding (one folding), so that the structural stability is good, the unfolding and the use are convenient, and certainly, in the specific implementation process, in order to further reduce the folding volume, a two-folding or three-folding structure can be provided, which is not described in detail herein.
As shown in the figure, first stand subassembly lower extreme disposes a base 4, the utility model discloses still dispose electric hoist lifting device, set up lifting hook 91 on the beam assembly, set up motor element 92 at base 4, motor element 92 is connected through a plurality of gyro wheels and cable with lifting hook 91 is direct, conveniently hoists the part.
As shown in the figure, be provided with collapsible supporting legs subassembly on base 4, collapsible supporting legs subassembly is including rotating supporting legs 6 that set up on base 4, be provided with the support positioner that can restrict supporting legs 6's rotational position on base 4, when the portal frame uses, the supporting legs can expand, improves the stability of portal frame.
Further, the supporting and positioning device comprises a supporting leg positioning bolt 61, a supporting leg rotating seat 62 is arranged on the base 4, the end of the supporting leg 6 is rotated and arranged on the supporting leg rotating seat 62, a bolt hole corresponding to the supporting leg positioning bolt 61 is arranged at the position deviated from the rotating connection point of the supporting leg 6 on the supporting leg rotating seat 62, the supporting leg positioning bolt 61 is inserted in the bolt hole and forms a limit space capable of limiting the supporting leg 6 in an unfolding state with the supporting leg rotating seat 62, and the supporting stability is guaranteed.
Preferably, in this embodiment, the supporting feet 6 extend along the direction of the second pillar assembly 2 when being unfolded, so as to ensure the supporting effect.
In this embodiment, 6 tip of supporting legs still are provided with the gyro wheel, when needs temporary adjustment portal frame position, can insert 4 bottoms of base and lifting with fork truck, because the portal frame expandes or when folding, still has certain volume, length, and fork truck is difficult to prop up completely, and at this moment, usable gyro wheel auxiliary stay conveniently drags
Of course, in the specific implementation process, the supporting leg positioning latch 61 may be directly inserted between the supporting leg 6 and the supporting leg rotating seat 62 to form a positioning structure, which is not described in detail herein, and in addition, the positioning may be realized by using a bolt locking and fixing manner, which is not described in detail herein.
The above description specifically describes the preferred embodiment of the present invention, but of course, the present invention can also adopt different forms from the above embodiments, and equivalent changes or corresponding modifications made by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope of the present invention.
Claims (10)
1. Grind quick-witted maintenance and remove portal frame, its characterized in that includes first stand subassembly, second stand subassembly (2) and sets up the beam assembly on first stand subassembly and second stand subassembly (2), the one end at second stand subassembly (2) is installed to second stand subassembly (2) detachable, first stand subassembly and beam assembly are beta structure.
2. A grinder servicing mobile gantry according to claim 1, characterized in that: the first upright post assembly comprises an upper upright post (11) and a lower upright post (12) which are hinged to each other, and an upright post positioning device capable of positioning the relative positions of the upper upright post (11) and the lower upright post (12) is arranged between the upper upright post (11) and the lower upright post (12).
3. A grinder servicing mobile gantry according to claim 2, characterised in that: the upright post positioning device comprises an upright post positioning bolt (13), an upright post rotating seat (121) is arranged at the upper end of an upright post (12) under the upright post, the lower end of an upper upright post (11) is rotatably arranged on the upright post rotating seat (121), an insertion hole corresponding to the upright post positioning bolt (13) is formed in the position, deviating from the upper upright post (11) rotating connection point, of the upright post rotating seat (121), and the upright post positioning bolt (13) is inserted into the insertion hole to form a limiting space capable of limiting the upper upright post (11) in an unfolding state with the upright post rotating seat (121).
4. A grinder servicing mobile gantry according to claim 2, characterised in that: the unfolding driving mechanism is arranged and can drive the upper upright post (11) and the lower upright post (12) to rotate relatively.
5. A grinder maintenance mobile portal frame according to claim 4, characterized in that: the unfolding driving mechanism is a hydraulic cylinder (5), the cylinder body of the hydraulic cylinder (5) is rotatably arranged on the lower upright post (12), and the end part of the mandril is rotatably arranged on the cross beam assembly.
6. A grinder servicing mobile gantry according to claim 1, characterized in that: the beam assembly comprises a first beam (31) and a second beam (32), one end of the first beam (31) is fixedly arranged at the upper end of the first upright post assembly, the other end of the first beam is hinged with one end of the second beam (32), and the second upright post assembly (2) is arranged at the other end of the second beam (32).
7. A grinder maintenance mobile portal frame as claimed in claim 6, characterized in that: the hinge point of the first cross beam (31) and the second cross beam (32) is located at the lower side of the joint of the first cross beam (31) and the second cross beam (32), and when the first cross beam (31) and the second cross beam (32) are unfolded, the upper sides of the ends of the first cross beam (31) and the second cross beam (32) are abutted to form a limiting structure.
8. A grinder servicing mobile gantry according to claim 1, characterized in that: the lower end of the first upright post component is provided with a base (4), and the base (4) is provided with a foldable supporting leg component.
9. A grinder servicing mobile gantry according to claim 8, characterised in that: the foldable supporting leg assembly comprises supporting legs (6) rotatably arranged on a base (4), and a supporting and positioning device capable of limiting the rotating positions of the supporting legs (6) is arranged on the base (4).
10. A grinder servicing mobile gantry according to claim 9, characterised in that: the supporting and positioning device comprises a supporting leg positioning bolt (61), a supporting leg rotating seat (62) is arranged on the base (4), the end part of the supporting leg (6) is rotated and arranged on the supporting leg rotating seat (62), a bolt hole corresponding to the supporting leg positioning bolt (61) is arranged at the position deviated from the supporting leg (6) rotating connection point of the supporting leg rotating seat (62), and the supporting leg positioning bolt (61) is inserted into the bolt hole and forms a limiting space capable of limiting the supporting leg (6) in an unfolding state with the supporting leg rotating seat (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920338300.9U CN209940283U (en) | 2019-03-15 | 2019-03-15 | Grinding machine maintenance moving portal frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920338300.9U CN209940283U (en) | 2019-03-15 | 2019-03-15 | Grinding machine maintenance moving portal frame |
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| Publication Number | Publication Date |
|---|---|
| CN209940283U true CN209940283U (en) | 2020-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920338300.9U Active CN209940283U (en) | 2019-03-15 | 2019-03-15 | Grinding machine maintenance moving portal frame |
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| CN (1) | CN209940283U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117735387A (en) * | 2024-02-21 | 2024-03-22 | 四川公路桥梁建设集团有限公司 | Lifting equipment and method for bridge construction |
-
2019
- 2019-03-15 CN CN201920338300.9U patent/CN209940283U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117735387A (en) * | 2024-02-21 | 2024-03-22 | 四川公路桥梁建设集团有限公司 | Lifting equipment and method for bridge construction |
| CN117735387B (en) * | 2024-02-21 | 2024-04-30 | 四川公路桥梁建设集团有限公司 | Lifting equipment and method for bridge construction |
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