CN217681741U - Shield constructs machine knife case assembly positioner - Google Patents
Shield constructs machine knife case assembly positioner Download PDFInfo
- Publication number
- CN217681741U CN217681741U CN202221289460.7U CN202221289460U CN217681741U CN 217681741 U CN217681741 U CN 217681741U CN 202221289460 U CN202221289460 U CN 202221289460U CN 217681741 U CN217681741 U CN 217681741U
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- guide rail
- supporting
- mounting groove
- plate
- positioning device
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Abstract
The utility model discloses a shield constructs quick-witted knife case positioning device includes support guide rail, first adjusting bolt and first ball; the supporting guide rails are horizontally fixed at the lower edge of the central mounting groove of the cutter head; the upper surface of the supporting guide rail is provided with a plurality of screw holes; a first adjusting bolt is screwed into the screw hole; the upper end part of the first adjusting bolt is embedded with a first ball. The utility model relates to a shield constructs quick-witted toolbox positioning device can make to hang and send to near the toolbox of mounting groove and obtain quick location to make the toolbox pull smoothly in the mounting groove of installing the blade disc.
Description
Technical Field
The utility model belongs to the technical field of the shield constructs the machine, especially, relate to a shield constructs quick-witted knife case assembly positioner.
Background
The shield machine is a tunneling device in the process of tunnel excavation, the shield machine is directly provided with a cutter head for excavating, and the cutter head is worn in the using process, so that a replaceable cutter can be arranged on the cutter head.
As shown in fig. 1, a cutter head schematic diagram includes a cutter head body 1 and cutters, wherein the cutter head body is provided with a mounting groove 3, a cutter box 2 is mounted in the mounting groove, and the hob is arranged in the cutter box. When the cutter is abraded beyond the expected abrasion due to the complexity of the stratum and the error of stratum surveying in the excavation process of the shield tunneling machine and the abrasion of the hob and the cutter box occurs simultaneously, the hob of the cutter box needs to be replaced simultaneously at the moment. The fit clearance between the knife box and the cutter head body is small, the assembly precision is high, and the difficulty coefficient is large in the replacement process of the knife box; the knife box and the hob are very heavy (more than 0.5 ton) and cannot be adjusted by manpower; the working environment is at the face of the underground, and the space is limited.
In view of the above situation, it is urgently needed to design a knife box assembling and positioning device to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a shield constructs quick-witted toolbox positioning device can make through the device to hang and send to near the toolbox of mounting groove and obtain quick location for the toolbox pulls smoothly in the mounting groove of installing the blade disc.
In order to achieve the purpose, the technical scheme of the utility model is to design a shield machine tool box assembling and positioning device, which comprises a support guide rail, a first adjusting bolt and a first ball; the supporting guide rails are horizontally fixed at the lower edge of the central mounting groove of the cutter head; the upper surface of the supporting guide rail is provided with a plurality of screw holes; a first adjusting bolt is screwed into the screw hole; the upper end part of the first adjusting bolt is embedded with a first ball.
There may be a height difference between the upper surface of the support rail and the lower surface of the central mounting groove (i.e., the upper surface of the support rail is positioned on a plane slightly lower than the lower surface of the central mounting groove to form a step), which may cause the knife box to be caught at the step when the knife box is horizontally drawn. Therefore, the height of the first adjusting bolt is adjusted, so that the first ball at the end of the first adjusting bolt is tangent to the plane of the lower surface of the central mounting groove, the steps of the supporting guide rail and the lower surface of the central mounting groove are eliminated, and the knife box can smoothly enter the central mounting groove.
Furthermore, supporting plates used for protecting two sides of the knife box are arranged on supporting guide rails at the leftmost end and the rightmost end of the lower edge of the central mounting groove of the knife disc, a plurality of screw holes are formed in the supporting plates, second adjusting bolts are screwed into the screw holes, and second balls are embedded into the end portions, facing the knife box, of the second adjusting bolts.
Further, the bottom of the supporting plate is connected with a mounting plate; the supporting guide rails at the leftmost end and the rightmost end of the lower edge of the mounting groove in the center of the cutter head are horizontally provided with connecting plates; the mounting plate is horizontally adjusted on the connecting plate in a sliding manner. The position of the supporting plate can be adjusted by adjusting the position of the mounting plate on the connecting plate, so that the knife box can be conveniently placed.
Furthermore, the upper end of the supporting plate is provided with a guide plate which inclines inwards from top to bottom.
Furthermore, the supporting guide rail is composed of a fixed end guide rail and a connecting end guide rail; the fixed end guide rail is positioned at the lower edge of the central mounting groove of the cutter head; the connecting end guide rail is connected with the fixed end guide rail in a detachable mode. After the installation of the knife box is completed, the connecting end guide rail can be detached.
The utility model has the advantages and the beneficial effects that:
1. the utility model adopts the supporting guide rail as the acting point of the lower part of the knife box, and is beneficial to the horizontal traction of the knife box by generating rolling friction between the first ball on the upper part of the first adjusting bolt and the bottom of the knife box; when the height adjustment through first adjusting bolt can ensure that the knife box pulls, knife box lower surface and mounting groove bottom surface are on the coplanar, avoid hindering the pulling of knife box because the step that supporting rail and mounting groove lower limb junction probably exist.
2. The utility model discloses set up a backplate on the support rail of the leftmost end and the rightmost end on edge under blade disc central authorities mounting groove, protect the both sides of knife box through a backplate to make the knife box can get into in the mounting groove smoothly.
3. The utility model discloses set up second adjusting bolt and second ball on a backplate for produce rolling friction between knife case both sides and the supporting plate, avoid the wearing and tearing of supporting plate to the knife case outer wall.
4. The utility model discloses a horizontal direction is adjustable between mounting panel and the connecting plate of backup pad bottom to make the position of a backplate adjustable, can deal with the change of knife box size, can ensure that the knife box passes in and out smoothly between two backplate.
5. The utility model discloses set up the deflector in the supporting plate upper end for the knife box that suspends in midair can arrive at the support rail smoothly under the guide effect of deflector, and the supporting plate protects the knife box both sides simultaneously.
6. The utility model discloses well support guide rail can constitute by stiff end guide rail and link guide rail, after accomplishing the knife case installation or before changing the knife case, can dismantle the link guide rail get off.
Drawings
Fig. 1 is a schematic structural view of a cutter head.
Fig. 2 is a schematic diagram of a hanging state of the knife box.
FIG. 3 is a schematic view of example 1.
FIG. 4 is a schematic view of example 2.
FIG. 5 is a schematic view of example 3.
FIG. 6 is a schematic view of example 4.
Fig. 7 is an enlarged view at a in fig. 2.
The device comprises a cutter head 1, a cutter box 2, a mounting groove 3, a cutter box assembling and positioning device 4, a supporting guide rail 4-1, a fixed end guide rail 4-1-1, a connecting end guide rail 4-1-2, a stud 4-1-3, a first adjusting bolt 4-2, a first ball 4-3, a supporting plate 4-4, a connecting plate 4-5, a mounting plate 4-6, a second adjusting bolt 4-7, a second ball 4-8, a mounting plate connecting bolt 4-9 and a guide plate 5.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Fig. 1 is a schematic structural diagram of a cutter head, and a cutter box 2 is assembled at a central mounting groove of the cutter head 1 shown in fig. 1.
Fig. 2 is a schematic view showing a state where the knife box 2 is hoisted by the hoist to the vicinity of the central mounting groove of the cutter head 1 as shown in fig. 2, and at this time, the knife box 2 needs to be horizontally fitted into the central mounting groove by a horizontal traction force.
Example 1:
a shield machine tool box assembling and positioning device comprises a support guide rail 4-1, a first adjusting bolt 4-2 and a first ball 4-3; the supporting guide rails 4-1 are horizontally fixed on the lower edge of the central mounting groove of the cutter head 1, the upper surface of the supporting guide rail 4-1 is provided with a plurality of screw holes, first adjusting bolts 4-2 are screwed into the screw holes, and first rolling balls 4-3 are embedded at the upper ends of the first adjusting bolts 4-2.
The knife box 2 is lifted to the supporting guide rail 4-1, the bottom of the knife box 2 is contacted with the first ball 4-3, and the knife box 2 is horizontally pulled by a manpower matched traction device, so that the knife box 2 slides along the supporting guide rail 4-1 until the knife box slides into the central mounting groove.
Example 2:
a shield tunneling machine tool box assembling and positioning device comprises a supporting guide rail 4-1, a first adjusting bolt 4-2, a first ball 4-3, a supporting plate 4-4 and a connecting plate 4-5; a plurality of supporting guide rails 4-1 are horizontally fixed at the lower edge of the central mounting groove of the cutter head 1, a plurality of screw holes are formed in the upper surface of each supporting guide rail 4-1, first adjusting bolts 4-2 are screwed into the screw holes, and first rolling balls 4-3 are embedded at the upper ends of the first adjusting bolts 4-2; the support guide rails 4-1 at the leftmost end and the rightmost end are connected with a support plate 4-4 through connecting plates 4-5.
The tool box 2 is lifted to the supporting guide rail 4-1, the bottom of the tool box 2 is contacted with the first ball 4-3, the left side and the right side of the tool box 2 are protected by the supporting plates 4-4, and the tool box 2 is horizontally pulled by a manual matching traction device so that the tool box 2 slides along the supporting guide rail 4-1 until sliding into the central mounting groove.
Example 3:
a shield tunneling machine tool box assembling and positioning device 4 comprises a supporting guide rail 4-1, a first adjusting bolt 4-2, a first ball 4-3, a second adjusting bolt 4-7, a second ball 4-8, a supporting plate 4-4 and a connecting plate 4-5; a plurality of supporting guide rails 4-1 are horizontally fixed at the lower edge of the central mounting groove of the cutter head 1, a plurality of screw holes are formed in the upper surface of each supporting guide rail 4-1, first adjusting bolts 4-2 are screwed into the screw holes, and first rolling balls 4-3 are embedded at the upper ends of the first adjusting bolts 4-2; a supporting and protecting plate 4-4 is connected on the supporting guide rail 4-1 positioned at the leftmost end and the rightmost end through a connecting plate 4-5; a plurality of screw holes are arranged on the supporting and protecting plate 4-4, second adjusting bolts 4-7 are screwed into the screw holes, and second balls 4-8 are embedded at the end parts of the inward ends of the second adjusting bolts 4-7.
The tool box 2 is lifted to the supporting guide rail 4-1, the bottom of the tool box 2 is in contact with the first ball 4-3 on the supporting guide rail 4-1, the left side and the right side of the tool box 2 are protected by the supporting plate 4-4, the second ball 4-8 on the supporting plate 4-4 is in contact with the left side and the right side of the tool box 2, the tool box 2 is horizontally pulled by a manpower matching traction device, and the tool box 2 slides along the supporting guide rail 4-1 until the tool box slides into the central mounting groove.
Example 4:
a shield tunneling machine tool box assembling and positioning device comprises a supporting guide rail 4-1, a first adjusting bolt 4-2, a first ball 4-3, a second adjusting bolt 4-7, a second ball 4-8, a supporting plate 4-4, a connecting plate 4-5, a mounting plate 4-6, a mounting plate connecting bolt 4-9 and a guide plate 5;
a plurality of supporting guide rails 4-1 are horizontally fixed at the lower edge of the central mounting groove of the cutter head 1, a plurality of screw holes are formed in the upper surface of each supporting guide rail 4-1, first adjusting bolts 4-2 are screwed into the screw holes, and first rolling balls 4-3 are embedded at the upper ends of the first adjusting bolts 4-2; the support guide rail 4-1 positioned at the leftmost end and the rightmost end is connected with a connecting plate 4-5, the connecting plate 4-5 is horizontally arranged, the surface of the connecting plate 4-5 is provided with an installation groove, and the installation plate 4-6 is fixed at any position of the installation groove of the connecting plate 4-5 through an installation plate connecting bolt 4-9; a plurality of screw holes are formed in the supporting and protecting plate 4-4, second adjusting bolts 4-7 are screwed into the screw holes, and second balls 4-8 are embedded in the end parts of the inward ends of the second adjusting bolts 4-7; the upper end of the supporting plate 4-4 is provided with a guide plate 5 which is inclined inwards from top to bottom.
When the knife box 2 is hoisted above the supporting guide rail 4-1, two sides of the bottom of the knife box 2 in a hanging state are guided by the guide plate 5, and then the bottom of the knife box 2 contacts with the balls 4-3 on the supporting guide rail 4-1; the relative positions of the mounting plate 4-6 and the connecting plate 4-5 are adjusted, so that the balls 4-3 on the supporting and protecting plate 4-4 are in contact with the two sides of the knife box 2, the knife box 2 is horizontally pulled through a manual matching pulling device, and the knife box 2 slides along the supporting guide rail 4-1 until sliding into the central mounting groove.
Example 5:
on the shield machine tool box assembling and positioning device in the embodiment 1-4, the supporting guide rail 4-1 is composed of a fixed end guide rail 4-1-1 and a connecting end guide rail 4-1-2, and the fixed end guide rail 4-1-1 is positioned at the lower edge of a central mounting groove of the cutter head 1; the outward end surface of the fixed end guide rail 4-1-1 is provided with a stud 4-1-3, and the end surface of one side of the connecting end guide rail 4-1-2 is provided with a screw hole; the stud 4-1-3 of the fixed end guide rail 4-1-1 is screwed into the screw hole of the connecting end guide rail 4-1-2, so that the fixed end guide rail 4-1-1 is connected with the connecting end guide rail 4-1-2.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The utility model provides a shield constructs quick-witted knife case assembly positioner which characterized in that: the device comprises a support guide rail, a first adjusting bolt and a first ball; the supporting guide rails are horizontally fixed at the lower edge of the central mounting groove of the cutter head; the upper surface of the supporting guide rail is provided with a plurality of screw holes; a first adjusting bolt is screwed into the screw hole; and a first ball is embedded at the upper end part of the first adjusting bolt.
2. The assembling and positioning device for the shield tunneling machine tool box according to claim 1, characterized in that: supporting plates used for protecting two sides of the cutter box are arranged on the supporting guide rails at the leftmost end and the rightmost end of the lower edge of the cutter head central mounting groove.
3. The assembling and positioning device for the shield tunneling machine tool box according to claim 2, characterized in that: the supporting and protecting plate is provided with a plurality of screw holes, second adjusting bolts are screwed into the screw holes, and second balls are embedded at the end parts of the adjusting bolts, which face the end parts of the knife box.
4. The assembling and positioning device for the shield tunneling machine tool box according to claim 2, characterized in that: the bottom of the supporting and protecting plate is connected with a mounting plate; connecting plates are horizontally arranged on the supporting guide rails at the leftmost end and the rightmost end of the lower edge of the cutter head central mounting groove; the mounting plate is horizontally adjusted on the connecting plate in a sliding manner.
5. The assembling and positioning device for the shield tunneling machine tool box according to claim 2, characterized in that: the upper end of the supporting plate is provided with a guide plate which inclines inwards from top to bottom.
6. The assembling and positioning device for the shield tunneling machine tool box according to claim 1, characterized in that: the supporting guide rail consists of a fixed end guide rail and a connecting end guide rail; the fixed end guide rail is positioned at the lower edge of the cutter head central mounting groove; the connecting end guide rail is connected with the fixed end guide rail in a detachable mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221289460.7U CN217681741U (en) | 2022-05-27 | 2022-05-27 | Shield constructs machine knife case assembly positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221289460.7U CN217681741U (en) | 2022-05-27 | 2022-05-27 | Shield constructs machine knife case assembly positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217681741U true CN217681741U (en) | 2022-10-28 |
Family
ID=83703460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221289460.7U Active CN217681741U (en) | 2022-05-27 | 2022-05-27 | Shield constructs machine knife case assembly positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217681741U (en) |
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2022
- 2022-05-27 CN CN202221289460.7U patent/CN217681741U/en active Active
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