CN218407438U - Roadheader cutting head convenient to quick replacement - Google Patents
Roadheader cutting head convenient to quick replacement Download PDFInfo
- Publication number
- CN218407438U CN218407438U CN202222117412.6U CN202222117412U CN218407438U CN 218407438 U CN218407438 U CN 218407438U CN 202222117412 U CN202222117412 U CN 202222117412U CN 218407438 U CN218407438 U CN 218407438U
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- Prior art keywords
- cutting head
- roadheader
- arm
- connecting block
- quick replacement
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- 230000002457 bidirectional effect Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 abstract description 12
- 230000006978 adaptation Effects 0.000 abstract description 3
- 125000003003 spiro group Chemical group 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a roadheader cutting head convenient for quick replacement, which relates to the technical field of cutting heads, and provides the following scheme, comprising a cutting head body and a roadheader arm, wherein the cutting head body and the roadheader arm are connected through a connecting mechanism; coupling mechanism includes the connecting block on cutterhead body top, combines the bottom of digging quick-witted horn to offer the installation slot with connecting block looks adaptation, and two-way threaded rod is installed through the bearing in installation slot's bottom both sides, and the equal spiro union in both ends of two-way threaded rod has the carriage release lever, the top of two carriage release levers and installation slot's top sliding contact. The utility model discloses in, through inserting the connecting block in the installation slot, then utilize the spanner to drive turning block and two-way threaded rod and rotate for two carriage release levers are close to each other, make then during two fixture blocks blocked respectively into two fixed slots, during the stopper was pegged graft to the spacing groove simultaneously, during the locating pin inserted the jack, can realize installing the cutterhead body and combine on the excavator arm, convenient and fast.
Description
Technical Field
The utility model relates to a cutterhead technical field especially relates to a combine and dig machine cutterhead convenient to quick replacement.
Background
The heading machine is a machine for cutting a roadway, and is divided into a general machine and a tunnel heading machine according to an operation object, and the heading machine performs a heading work through a cutting head mounted on a heading machine body.
The cutting head on the existing heading machine is usually connected with the main machine spindle through a spline, the spline is fixedly connected on the main spindle, and the cutting head on the heading machine is welded on the spline in a non-detachable mode. The cutting head with the structure is very inconvenient in the assembling process no matter the cutting head is assembled or the cutting head is replaced underground, and the assembling efficiency is influenced by consuming time, so that the roadheader cutting head convenient to replace quickly is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a roadheader cutting head convenient to replace quickly.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a roadheader cutting head convenient for quick replacement comprises a cutting head body and a roadheader arm, wherein the cutting head body is connected with the roadheader arm through a connecting mechanism;
the connecting mechanism comprises a connecting block on the top end of the cutting head body, an installing clamping groove matched with the connecting block is formed in the bottom end of the roadheader arm, a bidirectional threaded rod is installed on two sides of the bottom of the installing clamping groove through bearings, moving rods are screwed at two ends of the bidirectional threaded rod, the top ends of the two moving rods are in sliding contact with the top end of the installing clamping groove, clamping blocks are welded on one sides of the two moving rods opposite to each other, slots are symmetrically formed in the top end of the connecting block, fixing grooves matched with the clamping blocks are formed in one sides of the two slots respectively, and one end of the bidirectional threaded rod is connected with a rotating block.
Preferably, the top end of the mounting clamping groove is provided with a jack, and the top end of the connecting block is provided with a positioning pin matched with the jack.
Preferably, the jacks are arranged in two and are symmetrically distributed, and the positioning pins are arranged in two and are symmetrically distributed.
Preferably, the two travel bars are the same size.
Preferably, two limiting grooves are symmetrically formed in the bottom end of the inner wall of the mounting clamping groove, two limiting blocks are symmetrically mounted on the outer wall of the connecting block, and the two limiting blocks are respectively inserted into the two limiting grooves.
Preferably, the outer wall of the fully-mechanized excavating machine arm is provided with an embedded hole, the rotating block is positioned in the embedded hole, and one side of the rotating block is provided with an inner hexagonal groove.
The utility model has the advantages that:
1. through inserting the connecting block in the installation slot, then utilize the spanner to drive turning block and two-way threaded rod and rotate for two carriage release levers are close to each other, make then during two fixture blocks blocked respectively into two fixed slots, during the stopper grafting to the spacing groove simultaneously, during the locating pin inserted the jack, can realize installing the cutterhead body to combine to dig the quick-witted arm on, convenient and fast.
2. Through the grafting cooperation of stopper and spacing groove, guarantee the stability that the connecting block is connected with the machine arm of digging a fully-mechanized roadheader, avoid during operation cutterhead body and the machine arm of digging a fully-mechanized roadheader to take place the dislocation.
Drawings
Fig. 1 is the utility model provides a three-dimensional structure schematic diagram of roadheader cutterhead convenient to quick replacement.
Fig. 2 is the utility model provides a combine the main sectional structure sketch map of digging machine cutterhead convenient to quick replacement.
Fig. 3 is an enlarged schematic structural diagram of a position a in fig. 2 of the roadheader cutting head convenient for quick replacement provided by the utility model.
Fig. 4 is an enlarged schematic structural diagram of a part B in fig. 2 of the roadheader cutting head convenient for quick replacement provided by the utility model.
In the figure: 1. a cutting head body; 2. a fully-mechanized excavating machine arm; 3. connecting blocks; 4. a slot; 5. positioning pins; 6. installing a clamping groove; 7. a travel bar; 8. a limiting groove; 9. a clamping block; 10. a jack; 11. a bidirectional threaded rod; 12. embedding a mounting hole; 13. rotating the block; 14. an inner hexagonal groove; 15. fixing grooves; 16. and a limiting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Embodiment 1, referring to fig. 1 to 4, a roadheader cutting head convenient for quick replacement includes a cutting head body 1 and a roadheader arm 2, the cutting head body 1 and the roadheader arm 2 are connected by a connecting mechanism;
connecting mechanism includes connecting block 3 on 1 top of cutterhead body, combine the bottom of digging quick-witted arm 2 and offer the installation draw-in groove 6 with 3 looks adaptations of connecting block, two-way threaded rod 11 is installed through the bearing in the bottom both sides of installation draw-in groove 6, the equal spiro union in both ends of two-way threaded rod 11 has carriage release lever 7, the top of two carriage release levers 7 and the top sliding contact of installation draw-in groove 6, fixture block 9 has all been welded to the relative one side in bottom of two carriage release levers 7, slot 4 has been seted up to the top symmetry of connecting block 3, fixed slot 15 with fixture block 9 looks adaptations is seted up respectively to one side of two slot 4, the one end of two-way threaded rod 11 is connected with turning block 13, the size of two carriage release levers 7 is the same.
Through inserting connecting block 3 in installation slot 6, then utilize the spanner to drive turning block 13 and two-way threaded rod 11 and rotate for two carriage release levers 7 are close to each other, then make two fixture blocks 9 block respectively into two fixed slots 15 in, can realize installing cutting head body 1 to combine dig on quick-witted horn 2 convenient and fast.
two jacks 10 have been seted up on the symmetry top of installation draw-in groove 6, and two jacks 10 symmetric distribution, and locating pin 5 is installed on the top of two connecting blocks 3, and two locating pins 5 symmetric distribution, conveniently aim at cutterhead body 1 with combine quick-witted arm 2 of digging fast, improve the installation effectiveness.
Embodiment 4, this embodiment is optimized on the basis of embodiment 1, and specifically includes: an embedded hole 12 is formed in the outer wall of the fully-mechanized excavating machine arm 2, a rotating block 13 is located in the embedded hole 12, the outer wall of the fully-mechanized excavating machine arm 2 is kept flat, an inner hexagonal groove 14 is formed in one side of the rotating block 13, and the rotating block 13 can be pulled to rotate by inserting an inner hexagonal wrench into the inner hexagonal groove 14.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A roadheader cutting head convenient for quick replacement comprises a cutting head body (1) and a roadheader arm (2), and is characterized in that the cutting head body (1) and the roadheader arm (2) are connected through a connecting mechanism;
the connecting mechanism comprises a connecting block (3) on the top end of a cutting head body (1), an installing clamping groove (6) matched with the connecting block (3) is formed in the bottom end of a roadheader arm (2), a bidirectional threaded rod (11) is installed on two sides of the bottom of the installing clamping groove (6) through a bearing, moving rods (7) are screwed at two ends of the bidirectional threaded rod (11), the top ends of the two moving rods (7) are in sliding contact with the top end of the installing clamping groove (6), clamping blocks (9) are welded on one side of the two moving rods (7) opposite to the bottom, slots (4) are symmetrically formed in the top end of the connecting block (3), fixing grooves (15) matched with the clamping blocks (9) are formed in one side of the two slots (4), and one end of the bidirectional threaded rod (11) is connected with a rotating block (13).
2. The roadheader cutting head convenient for quick replacement as claimed in claim 1, wherein the top end of the mounting slot (6) is provided with a jack (10), and the top end of the connecting block (3) is provided with a positioning pin (5) matched with the jack (10).
3. The roadheader cutting head convenient for quick replacement as claimed in claim 2, characterized in that two jacks (10) are provided, and two jacks (10) are symmetrically distributed, and two positioning pins (5) are provided, and two positioning pins (5) are symmetrically distributed.
4. Roadheader cutting head facilitating quick replacement according to claim 1, characterized in that the two moving bars (7) are of the same size.
5. The roadheader cutting head convenient for quick replacement as claimed in claim 1, wherein two limiting grooves (8) are symmetrically formed at the bottom end of the inner wall of the mounting slot (6), two limiting blocks (16) are symmetrically mounted on the outer wall of the connecting block (3), and the two limiting blocks (16) are respectively inserted into the two limiting grooves (8).
6. The roadheader cutting head convenient for quick replacement as claimed in claim 1, characterized in that the outer wall of the roadheader arm (2) is provided with an embedded hole (12), the rotating block (13) is positioned in the embedded hole (12), and one side of the rotating block (13) is provided with an inner hexagonal groove (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222117412.6U CN218407438U (en) | 2022-08-12 | 2022-08-12 | Roadheader cutting head convenient to quick replacement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222117412.6U CN218407438U (en) | 2022-08-12 | 2022-08-12 | Roadheader cutting head convenient to quick replacement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218407438U true CN218407438U (en) | 2023-01-31 |
Family
ID=85025612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222117412.6U Active CN218407438U (en) | 2022-08-12 | 2022-08-12 | Roadheader cutting head convenient to quick replacement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218407438U (en) |
-
2022
- 2022-08-12 CN CN202222117412.6U patent/CN218407438U/en active Active
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