Reduction gearbox convenient to install and raise boring machine

Abstract

The utility model discloses a reduction gearbox convenient to install and a raise boring machine, and the reduction gearbox comprises a box body provided with an installation groove; the buckling assembly is mounted on the telescopic oil cylinder; the buckling assembly is provided with a limiting plate, and the limiting plate is installed in the installation groove. The locking assembly is used for connecting the buckling assembly and the box body; the locking assembly comprises a contact block set and an abutting bolt, the contact block set is installed in the installation groove and abuts against the limiting plate, and the abutting bolt is used for pushing the contact block set to abut against the limiting plate; the lug part is connected with the box body into an integral structure; the lug part is provided with a first mounting hole for the guide stand column to penetrate through. According to the reduction gearbox, the lug parts and the box body are arranged to be of the integrated structure, positioning can be carried out through the shapes of the guide stand columns, the distance between the two guide stand columns does not need to be adjusted, the installation efficiency is improved, and the installation difficulty is reduced; the buckling assembly and the box body are connected through the locking assembly, so that the box body can be conveniently adjusted to be in a horizontal state.

Description

TECHNICAL FIELD

[0001] The utility model relates to mine machinery technical field, especially a kind of reduction gearbox and raiseboring machine of convenient installation. BACKGROUND

[0002] As an important raiseboring machine, raiseboring machine has been widely used in mine, tunnel, municipal construction, water conservancy project and various fields. The existing raiseboring machine propulsion support system is mainly two-column two-cylinder type, two-column two-cylinder type raiseboring machine refers to only two columns and two propulsion cylinders, wherein the column is used for anti-torsion and guiding, and the propulsion cylinder is used for driving the reduction gearbox to lift, and the two propulsion cylinders are fixed on both sides of the rotation center of the reduction gearbox by bolts, and the two columns are fixed at the rear of the reduction gearbox by bolts. The existing two-column two-cylinder type raiseboring machine has the following shortcomings:

[0003] 1. The two propulsion cylinders are assembled, and the distance between the two propulsion cylinders needs to be adjusted during assembly to ensure that the box body is in a horizontal state after installation, which is difficult to assemble;

[0004] 2. The distance between the two columns requires high precision, and is also assembled, so the machining precision of the reduction gearbox box body and the column guiding sleeve needs to be ensured, and because of the assembly relationship, the column needs to be disassembled and reassembled after boring with the reduction gearbox box body, which not only has the problem of assembly positioning precision, but also has the problem of low installation efficiency. SUMMARY

[0005] The utility model aims at at least solving one of the technical problems existing in the prior art. To this end, the utility model provides a reduction gearbox convenient to install, which is easy to install and has low assembly difficulty.

[0006] The utility model further provides a raiseboring machine with the above-mentioned reduction gearbox.

[0007] According to the reduction gearbox convenient to install of the first aspect embodiment of the utility model, comprising:

[0008] The box body is provided with a mounting groove;

[0009] The buckle assembly is installed on the telescopic oil cylinder; the buckle assembly is provided with a limiting plate, and the limiting plate is installed in the mounting groove;

[0010] The locking assembly is used for connecting the buckle assembly and the box body; the locking assembly comprises a contact block group and a clamping bolt, the contact block group is installed in the mounting groove and abuts against the limiting plate, and the clamping bolt is used to push the contact block group and the limiting plate;

[0011] The ear is integrally formed with the box body; the ear is provided with a first mounting hole for the guide column to pass through.

[0012] The speed reducer box has at least the following beneficial effects:

[0013] By setting the ear for mounting the guide column as an integral structure connected with the box body, the guide column can be positioned by its own shape, and the distance between the two guide columns does not need to be adjusted, greatly improving the installation efficiency and reducing the installation difficulty; by setting the buckling assembly to be connected with the telescopic oil cylinder first, and then connecting the buckling assembly and the box body by using the locking assembly, compared with directly mounting the telescopic oil cylinder on the box body, the installation difficulty is reduced, the positioning efficiency is higher, and the horizontal state of the box body can be adjusted by the clamping bolt of the locking assembly, and the adjustment mode is more simple and efficient.

[0014] According to some embodiments of the utility model, the buckling assembly includes first buckling plate and second buckling plate, first buckling plate and second buckling plate are connected through fastener, first buckling plate, second buckling plate between being equipped with second mounting hole for telescopic oil cylinder passes through;The limiting plate is arranged on the side of the first buckling plate away from the second buckling plate.

[0015] According to some embodiments of the utility model, the end of the limiting plate is provided with a hook part, the hook part is in abutment with the outer side wall of the contact block group, and the limiting plate is in abututment with the end face of the contact block group.

[0016] According to some embodiments of the utility model, the side wall of the mounting groove is provided with a sliding rail, and the contact block group is slidingly installed on the sliding rail.

[0017] According to some embodiments of the utility model, the contact block group includes a first contact block and a second contact block, and the first contact block is slidingly installed on the second contact block.

[0018] According to some embodiments of the utility model, the locking assembly further includes a cover plate, the clamping bolt is threadedly connected with the cover plate, and the clamping bolt passes through the cover plate to abut against the contact block group.

[0019] According to some embodiments of the utility model, the outer side of the mounting groove is provided with a positioning block, the positioning block is provided with a positioning hole, and the cover plate is partially arranged in the positioning hole to pre-position the cover plate.

[0020] According to some embodiments of the utility model, the length direction of both ends of the cover plate is connected with the box body through a fastener, the middle part of the cover plate is provided with an insertion plate, and the insertion plate is arranged in the positioning hole.

[0021] According to some embodiments of the utility model, the mounting groove is provided with a plurality of mounting grooves, the plurality of mounting grooves are divided into an upper groove group and a lower groove group, and the upper groove group and the lower groove group are mirror symmetrical along a horizontal plane.

[0022] The limiting plate is provided with a plurality of limiting grooves corresponding to the mounting grooves.

[0023] The roof drilling machine according to the second aspect of the present application comprises the above-mentioned speed reducer, and thus has all the beneficial effects of the speed reducer, which will not be repeated here.

[0024] The additional aspects and advantages of the present application will be partially given in the following description, partially become obvious from the following description, or be understood through the practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0025] The present application will be further described below in combination with the drawings and embodiments, in which:

[0026] Figure 1 Fig. 1 is a structural schematic view of the speed reducer according to the first aspect of the present application;

[0027] Figure 2 Fig. 2 is an assembly schematic view of the speed reducer according to the first aspect of the present application;

[0028] Figure 3 Fig. 3 is a sectional view of the speed reducer according to the first aspect of the present application and a local enlarged view thereof; Figure 2

[0029] Figure 4 Fig. 4 is a sectional view of the speed reducer according to the first aspect of the present application and a local enlarged view thereof.

[0030] REFERENCE NUMERALS:

[0031] The box body 100, the mounting groove 110, the sliding rail 111, the accommodating groove 112, the positioning block 120, the positioning hole 121;

[0032] The locking assembly 300, the contact block group 310, the first contact block 311, the second contact block 312, the abutting hole 313, the abutting bolt 320, the cover plate 330, the plug plate 331;

[0033] The locking assembly 300, the contact block group 310, the first contact block 311, the second contact block 312, the abutting hole 313, the abutting bolt 320, the cover plate 330, the plug plate 331;

[0034] The ear part 400, the first mounting hole 410. DETAILED DESCRIPTION

[0035] ​The embodiments of the present application are described below in detail, examples of the embodiments are shown in the drawings, wherein the same or similar notations represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary, only for explaining the present application, and cannot be understood as a limitation of the present application.

[0036] In the description of the present application, it should be understood that the orientation description, such as the orientation or position relationship indicated by up, down, etc. is based on the orientation or position relationship shown in the drawings, only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0037] In the description of the present application, more than two means more than two. If there is a description of first, second, it is only for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.

[0038] In the description of the present application, unless otherwise explicitly limited, the words such as setting, installing, connecting, etc. should be broadly understood, and the person skilled in the art can reasonably determine the specific meaning of the above words in the present application in combination with the specific content of the technical solution.

[0039] The current reduction gearbox usually includes a box body 100, a guide column and a telescopic oil cylinder, the box body 100 is provided with equipment for connecting with a drill rod and driving the drill rod operation, the box body 100 is movably installed on the guide column, the telescopic oil cylinder is connected with the box body 100, and the telescopic oil cylinder is used for driving the box body 100 to vertically ascend along the guide column. The telescopic oil cylinder and the guide column are assembled on the box body 100 through fasteners, and the fasteners are usually bolts. Since the reduction gearbox equipment has a large volume, usually a plurality of bolts are used to connect the guide column and the telescopic oil cylinder, so that the plurality of bolts need to be aligned with a plurality of bolt holes to realize installation when the guide column and the telescopic oil cylinder are installed, and therefore the assembly difficulty is large and the assembly efficiency is low. In order to solve the above technical problems, the present application provides a reduction gearbox convenient to install, which is convenient for installation of the guide column and the telescopic oil cylinder, has low assembly difficulty, and can greatly improve the installation efficiency of the guide column and the telescopic oil cylinder. The following will be described in detail in combination with the drawings. Figures 1 to 4 The reduction gearbox convenient to install of the present embodiment is described in detail.

[0040] Referring to Figures 1 to 4As shown, the easy-to-install speed reducer of the first aspect of the present application also comprises a box body 100, a guide column and a telescopic oil cylinder, but the telescopic oil cylinder and the guide column are not shown in the drawings of the present application, and the guide column and the telescopic oil cylinder in the present application are consistent with the mounting position of a conventional speed reducer. The speed reducer of the present embodiment further comprises a buckling assembly 200, a locking assembly 300 and an ear portion 400, the buckling assembly 200 is mounted on the telescopic oil cylinder, the locking assembly 300 is used to connect the buckling assembly 200 and the buckling assembly 200, thereby connecting the telescopic oil cylinder and the box body 100; the ear portion 400 is provided with a first mounting hole 410 for the guide column to pass through. Specifically, the box body 100 is provided with a mounting groove 110, the buckling assembly 200 is provided with a limiting plate 210, and the limiting plate 210 is mounted in the mounting groove 110; the locking assembly 300 comprises a contact block group 310 and a pressing bolt 320, the contact block group 310 is mounted in the mounting groove 110 and abuts against the limiting plate 210, and the pressing bolt 320 is used to push the contact block group 310 to abut against the limiting plate 210, thereby completing the connection of the buckling assembly 200 and the box body 100, and further realizing the connection of the telescopic oil cylinder and the box body 100; the ear portion 400 is integrally formed with the box body 100, and the ear portion 400 is provided with the first mounting hole 410 for the guide column to pass through; the ear portion 400 and the box body 100 can be integrally formed when pouring. The easy-to-install speed reducer of the present embodiment can utilize the shape of the guide column itself for positioning, and the distance between the two guide columns does not need to be adjusted, which greatly improves the installation efficiency and reduces the installation difficulty; by setting the buckling assembly 200 to be connected with the telescopic oil cylinder first, and then using the locking assembly 300 to connect the buckling assembly 200 and the box body 100, compared with directly mounting the telescopic oil cylinder on the box body 100, the installation difficulty is reduced, the positioning efficiency is higher, and the horizontal state of the box body 100 can be adjusted by the pressing bolt 320 of the locking assembly 300, and the adjustment mode is more simple and efficient.

[0041] In the embodiment of the present application, the buckling assembly 200 comprises a first buckling plate 220 and a second buckling plate 230, the first buckling plate 220 and the second buckling plate 230 are connected through a fastener, and a second mounting hole 240 for the telescopic oil cylinder to pass through is arranged between the first buckling plate 220 and the second buckling plate 230; the limiting plate 210 is arranged on the side of the first buckling plate 220 away from the second buckling plate 230. Specifically, referring to Figure 1 、 Figure 2As shown, the first buckling plate 220 is provided with a semicircular groove on the side facing the second buckling plate 230, and the second buckling plate 230 is also provided with a semicircular groove on the side facing the first buckling plate 220, and the two semicircular grooves are folded to form the second mounting hole 240; the fastener is preferably a bolt. When connecting the telescopic oil cylinder and the box body 100, the buckling assembly 200 is first installed on the telescopic oil cylinder, and then the buckling assembly 200 is connected with the box body 100. Since the volume and weight of the buckling assembly 200 are not large, the difficulty of installing the buckling assembly 200 on the telescopic oil cylinder is not high, and by reducing the connection difficulty of the buckling assembly 200 and the box body 100, the difficulty of connecting the telescopic oil cylinder and the box body 100 can be effectively reduced.

[0042] In the embodiment of the utility model, the end of the limiting plate 210 is provided with a hook part 211, the hook part 211 abuts against the outer side wall of the contact block group 310, and the limiting plate 210 abuts against the end face of the contact block group 310. Specifically, referring to Figure 3 、 Figure 4 As shown, the mounting groove 110 is provided with a containing groove 112 in communication with the mounting groove 110, and when the limiting plate 210 is installed in the mounting groove 110, the hook part 211 will enter the containing groove 112; the hook part 211 abuts against the outer side wall of the contact block group 310, and is used for preventing the limiting plate 210 from being separated from the box body 100; the limiting plate 210 abuts against the end face of the contact block group 310, and the box body 100 can be leveled by adjusting the contact block group 310.

[0043] In the embodiment of the utility model, the mounting groove 110 of the box body 100 is provided with a plurality of mounting grooves 110, and the limiting plate 210 is provided with a plurality of limiting plates 210 corresponding to the mounting groove 110; referring to Figure 1 、 Figure 2 As shown, the box body 100 is provided with the mounting groove 110 on the opposite two sides, and specifically in the embodiment, the box body 100 is provided with four mounting grooves 110 on one side, and the four mounting grooves 110 on one side of the box body 100 are divided into an upper groove group and a lower groove group, the upper groove group includes two mounting grooves 110, and the lower groove group also includes two mounting grooves 110, and the upper groove group and the lower groove group are mirror-symmetric along a horizontal plane. Correspondingly, the side, away from the second buckling plate 230, of the first buckling plate 220 is also provided with four limiting plates 210, and the four limiting plates 210 are also divided into an upper plate group and a lower plate group, the upper plate group includes two limiting plates 210, and the two limiting plates 210 of the upper plate group correspond to the two mounting grooves 110 of the upper groove group one by one; the lower plate group also includes two limiting plates 210, and the two limiting plates 210 of the lower plate group correspond to the two mounting grooves 110 of the lower groove group one by one.

[0044] Further, as shown in Figure 4For example, the hook portion 211 of the limiting plate 210 of the upper plate set faces upward, and the hook portion 211 of the limiting plate 210 of the lower plate set faces downward, so that not only the installation of the locking assembly 300 is facilitated, but also the stability of the connection between the first buckling plate 220 and the box body 100 is ensured.

[0045] In the embodiment of the utility model, the side wall of installation groove 110 is equipped with slide rail 111, and contact block group 310 is slidably installed on slide rail 111. Figure 3 As shown in the figure, it is conceivable that contact block group 310 can be installed in installation groove 110 even if slide rail 111 is not provided, but slide rail 111 is provided to be connected with contact block group 310, so that contact block group 310 can be limited in sliding, and the stability of the connection between contact block group 310 and the box body 100 is ensured, thereby ensuring the stability of the connection between buckling assembly 200 and the box body 100, and further improving the stability of the connection between the telescopic oil cylinder and the box body 100.

[0046] In the embodiment of the utility model, contact block group 310 comprises first contact block 311 and second contact block 312, and first contact block 311 is slidably installed on second contact block 312. Figure 3 As shown in the figure, contact block group 310 is divided into first contact block 311 and second contact block 312, so that it can be adjusted individually, and the contact force between contact block group 310 and limiting plate 210 can be adjusted more finely, thereby facilitating the leveling of the box body 100. When installing, first insert limiting plate 210 into installation groove 110, then install contact block group 310, and finally install locking assembly 300 to fix contact block group 310, so as to complete the connection between buckling assembly 200 and the box body 100; the contact force of limiting plate 210 can be adjusted by locking assembly 300, so as to realize the leveling of the box body 100; since contact block group 310 and limiting plate 210 are in surface contact, the box body 100 is basically leveled after contact block group 310 is pressed by locking assembly 300, so that excessive adjustment is not needed, the installation efficiency is greatly improved, and the assembly difficulty is reduced.

[0047] It is conceivable that contact block group 310 can also be provided as a whole.

[0048] In the embodiment of the utility model, locking assembly 300 further comprises cover plate 330, and pressing bolt 320 is threadedly connected with cover plate 330; pressing bolt 320 penetrates cover plate 330 to abut against contact block group 310. Figure 3As shown, the cover plate 330 is connected with the box body 100, the abutting bolt 320 is threadedly connected with the cover plate 330, and then the end of the abutting bolt 320 abuts against the top of the contact block group 310. The top of the contact block group 310 is provided with an abutting hole 313 for the abutting bolt 320 to insert, and the cover plate 330 is provided with a threaded hole for connecting with the abutting bolt 320, which is aligned with the abutting hole 313 after the cover plate 330 is connected with the box body 100. The abutting hole 313 can effectively prevent the abutting bolt 320 from deviating and causing the abutting bolt 320 to slip, and the abutting hole 313 is also located at the center of the contact block group, so that the force applied by the contact block group to the limiting plate 210 can be more uniform.

[0049] In the embodiment of the utility model, the outer side of the mounting groove 110 is provided with a positioning block 120, the positioning block is provided with a positioning hole 121, and the cover plate 330 is partially arranged in the positioning hole 121 to pre-position the cover plate 330. Specifically, referring to Figure 3 As shown, both ends of the cover plate 330 in the length direction are connected with the box body 100 through fasteners, and the middle part of the cover plate 330 is provided with an insertion plate 331 arranged in the positioning hole 121. Since the cover plate 330 needs to bear the reaction force of the abutting bolt 320 abutting against the contact block group 310, the cover plate 330 needs to be effectively fixed, so the middle part and both ends of the cover plate 330 are limited. The insertion plate 331 and the positioning hole 121 pre-position the cover plate 330, which can effectively improve the installation efficiency of the cover plate 330, and the insertion plate 331 and the positioning hole 121 can also prevent the middle part of the cover plate 330 from arching. In addition, the cover plate 330 needs to have sufficient structural strength and be not easy to deform, and the fastener for connecting the cover plate 330 and the box body 100 can be a bolt or the like.

[0050] The roof drilling machine of the second aspect embodiment of the utility model comprises the above-mentioned mounting convenient speed reducer, and thus has all the beneficial effects of the speed reducer, which will not be repeated here.

[0051] In the description of the present specification, the description of the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the utility model. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in the present specification.

[0052] The utility model embodiment makes the detailed explanation in combination with the drawing, but the utility model is not limited to the above -mentioned embodiment, still can make various changes in the knowledge range that the person skilled in the art has possesses without departing from the utility model's tenet under the precondition that the knowledge range that the person skilled in the art has possesses.

Claims

1. A reduction gearbox that is easy to install, characterized in that: include: The box body is provided with a mounting slot; A buckle assembly is installed on the telescopic oil cylinder; the buckle assembly is provided with a limit plate, and the limit plate is installed in the installation slot; A locking assembly for connecting the snap-fit ​​assembly and the box body; the locking assembly includes a contact block group and a tightening bolt, the contact block group is installed in the installation slot and abuts against the limit plate, and the tightening bolt is used to push the contact block group to tighten against the limit plate; The ear is integrally formed with the box body; the ear is provided with a first mounting hole for the guide column to pass through.

2. The easy-to-install reduction gearbox according to claim 1, characterized in that: The snap-fit ​​assembly includes a first snap-fit ​​plate and a second snap-fit ​​plate, the first snap-fit ​​plate and the second snap-fit ​​plate are connected by fasteners, and a second mounting hole for the telescopic cylinder to pass through is provided between the first snap-fit ​​plate and the second snap-fit ​​plate; the limit plate is provided on the side of the first snap-fit ​​plate facing away from the second snap-fit ​​plate.

3. The easy-to-install reduction gearbox according to claim 1, characterized in that: A hook portion is provided at the end of the limiting plate, the hook portion abuts against the outer side wall of the contact block group, and the limiting plate abuts against the end surface of the contact block group.

4. The easy-to-install reduction gearbox according to claim 1, characterized in that: The side wall of the installation groove is provided with a slide rail, and the contact block group is slidably installed on the slide rail.

5. The speed reducer that is easy to install according to claim 1, characterized in that: The contact block group includes a first contact block and a second contact block, and the first contact block is slidably mounted on the second contact block.

6. The easy-to-install reduction gearbox according to claim 1, characterized in that: The locking assembly further includes a cover plate, and the retaining bolt is threadedly connected to the cover plate; the retaining bolt passes through the cover plate to abut against the contact block group.

7. The easy-to-install reduction gearbox according to claim 6, characterized in that: A positioning block is provided on the outer side of the installation groove, and the positioning block is provided with a positioning hole. The cover plate is partially passed through the positioning hole to pre-position the cover plate.

8. The speed reducer according to claim 7, characterized in that: Both ends of the cover plate in the length direction are connected to the box body through fasteners. An inserting plate is provided in the middle of the cover plate, and the inserting plate is passed through the positioning hole.

9. The easy-to-install reduction gearbox according to claim 1, characterized in that: There are multiple mounting slots, and the multiple mounting slots are divided into an upper slot group and a lower slot group, and the upper slot group and the lower slot group are mirror-symmetrical along a horizontal plane; A plurality of the limiting plates are provided corresponding to the mounting slots.

10. A raise boring machine, characterized in that: A reduction gearbox comprising the reduction gearbox according to any one of claims 1 to 9.

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