CN217397759U - Wear-resistant alloy coulter of coal plough of coal conveying system - Google Patents
Wear-resistant alloy coulter of coal plough of coal conveying system Download PDFInfo
- Publication number
- CN217397759U CN217397759U CN202220485411.4U CN202220485411U CN217397759U CN 217397759 U CN217397759 U CN 217397759U CN 202220485411 U CN202220485411 U CN 202220485411U CN 217397759 U CN217397759 U CN 217397759U
- Authority
- CN
- China
- Prior art keywords
- wear
- coal
- piece
- coulter
- resistant alloy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model discloses a wear-resistant alloy coulter of a coal plough of a coal conveying system, which comprises a working component, a knife rest arranged on one side of the knife rest, a reinforcing piece arranged on one side of the knife rest, an empennage arranged on one end of the knife rest, a wear-resistant piece arranged on the bottom of the knife rest, and an installation piece arranged in the inner cavity of the knife rest; the first connecting assembly comprises a fixing piece arranged on one side of the cutter head. The device can have after having solved current coal plough for ware wear-resisting rubber coulter through setting up the work subassembly and spilling the coal phenomenon because of wearing and tearing to different extent, and this not only causes very big work passively for overhaul of the equipments and operation personnel, has polluted site environment's problem more, installs through setting up first coupling assembling and second coupling assembling easy user scene, and the commonality is strong, but convenient and fast ground installs the scene.
Description
Technical Field
The utility model relates to a thermal power field, especially a coal conveying system coal plough ware wear-resisting alloy coulter.
Background
In the coal conveying system of the thermal power plant, the coal plough has the function of safely, environmentally and efficiently discharging coal flow on the coal conveying belt machine into a raw coal bin of a boiler, so that the safe operation of the coal plough on the belt machine is guaranteed to be vital, the LK-type coal plough is mostly used for the coal conveying system of the thermal power plant at present, a wear-resistant rubber coulter is arranged on the LK-type coal plough, and except for non-standard factors of installation, the coal scattering phenomenon can occur to different degrees due to abrasion after the plough is used for a period of time, so that great work passivity is caused to equipment maintenance and operators, and the site environment is further polluted.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.
The utility model is provided in view of the problems existing in the wear-resistant alloy coulter of the coal plough of the existing coal conveying system and/or the existing coal plough.
Therefore, the utility model aims to solve the problem that how to solve the problem that the existing wear-resistant rubber coulter for the coal plough device can scatter coal to different degrees due to abrasion after being used for a period of time.
In order to solve the technical problem, the utility model provides a following technical scheme: a wear-resistant alloy coulter of a coal plough of a coal conveying system comprises a working assembly, a cutter frame, a reinforcing piece, a tail wing, a wear-resistant piece and an installation piece, wherein the cutter frame is arranged on one side of the cutter frame; the first connecting assembly (200) comprises a fixing piece arranged on one side of the cutter head, and a first guide piece and a second guide piece which are arranged at one end of the fixing piece; and the second connecting assembly comprises a connecting piece arranged at one end of the tail wing, a clamping piece arranged in an inner cavity of the connecting piece, and an auxiliary piece arranged outside the connecting piece.
As an optimized scheme of the wear-resistant alloy coulter of the coal plough of the coal conveying system, wherein: the reinforcing piece comprises a reinforcing block arranged on the inner wall of the tool rest and a reinforcing rod arranged on one side of the reinforcing block.
As an optimized scheme of the wear-resistant alloy coulter of the coal plough of the coal conveying system, wherein: the wear-resistant part comprises a high-strength wear-resistant alloy strip arranged at the bottom of the tool rest and a chamfer surface arranged on the outer side of the high-strength wear-resistant alloy strip.
As an optimized scheme of the wear-resistant alloy coulter of the coal plough of the coal conveying system, wherein: the installed part including set up in the mounting hole of knife rest inner chamber, and set up in the internal thread of mounting hole inner wall.
As a preferred scheme of the wear-resisting alloy coulter of the coal plough of the coal conveying system, wherein: the fixing piece comprises a fixing plate arranged on one side of the cutter head and a fixing bolt arranged in an inner cavity of the fixing plate.
As a preferred scheme of the wear-resisting alloy coulter of the coal plough of the coal conveying system, wherein: the first guide piece comprises a first guide block arranged on one side of the fixing plate and a first guide groove arranged at one end of the tool rest.
As an optimized scheme of the wear-resistant alloy coulter of the coal plough of the coal conveying system, wherein: the second guide piece comprises a second guide block arranged on one side of the fixing plate and a second guide groove arranged at one end of the tool rest.
As an optimized scheme of the wear-resistant alloy coulter of the coal plough of the coal conveying system, wherein: the connecting piece including set up in the connecting block of fin one end, and set up in the spread groove of knife rest one side.
As an optimized scheme of the wear-resistant alloy coulter of the coal plough of the coal conveying system, wherein: the chucking spare including set up in the chucking of connecting block inner chamber is tied, and set up in the chucking hole of spread groove inner chamber.
As an optimized scheme of the wear-resistant alloy coulter of the coal plough of the coal conveying system, wherein: the auxiliary member including set up in the auxiliary block of connecting block top and bottom, and set up in the auxiliary groove of spread groove inner chamber.
The utility model discloses beneficial effect does: the utility model discloses a tool bit plays the effect of reposition of redundant personnel coal flow, can improve the stability of knife rest through setting up the reinforcement, through setting up the wearing parts, the wearability of this device has been improved greatly, and then the life of this device has been improved, production cost is reduced, through setting up the mounting, easily the user is on-the-spot to the tool bit installation or dismantlement, the commonality is strong, can install on-the-spot convenient and fast ground, and then work efficiency has been improved, the stability of mounting has been improved through setting up first guide and second guide, and then the stability of tool bit has been improved, dismantle the fin or install through setting up connecting piece and chucking spare person of facilitating the use, through setting up the auxiliary member, the stability of fin in the use has been improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor. Wherein:
FIG. 1 is a structural diagram of a wear-resistant alloy coulter of a coal plough of a coal conveying system.
FIG. 2 is an enlarged schematic view of the abrasion-resistant alloy coulter at the position B of the coal plough of the coal conveying system.
FIG. 3 is an enlarged schematic view of the wear-resistant alloy coulter at the position A of the coal plough of the coal conveying system.
FIG. 4 is a top sectional view of the tool holder of the wear-resistant alloy coulter of the coal plough of the coal conveying system.
FIG. 5 is a partial structural view of a wear-resistant part of the wear-resistant alloy coulter of the coal plough of the coal conveying system.
FIG. 6 is a schematic view of a second connection assembly of the wear-resistant alloy coulter of the coal plough of the coal conveying system.
Reference numerals
100. A working assembly; 101. a cutter head; 102. a reinforcement; 103. a tool holder; 104. a tail fin; 105. a wear part; 106. a mounting member; 200. a first connection assembly; 201. a fixing member; 202. a first guide member; 203. a second guide member; 300. a second connection assembly; 301. a connecting member; 302. a retainer; 303. an auxiliary member; 102a, a reinforcing block; 102b, a stiffener; 105a, high-strength wear-resistant alloy strips; 105b, chamfering; 106a, mounting holes; 106b, internal threads; 201a, a fixing plate; 201b, fixing bolts; 202a, a first guide block; 202b, a first guide groove; 203a and a second guide block; 203b, a second guide groove; 301a, connecting block; 301b, connecting grooves; 302a, a clamping bolt; 302b, a clamping hole; 303a, an auxiliary block; 303b, auxiliary grooves.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, other ways of implementing the invention may be devised different from those described herein, and it will be apparent to those skilled in the art that the invention can be practiced without departing from the spirit and scope of the invention.
Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1, 2, 3, 4, 5 and 6, in accordance with a first embodiment of the present invention, there is provided a wear-resistant alloy plow blade for a coal handling system coal plough, which comprises a working assembly 100, a first connecting assembly 200 and a second connecting assembly 300. The coal scattering phenomenon can be caused to different degrees due to abrasion after the existing wear-resistant rubber coulter for the coal plough is used for a period of time by arranging the working assembly 100, the problem that the field environment is polluted by great work passivity caused by equipment maintenance and operation personnel is solved, the field installation is easy to use by arranging the first connecting assembly 200 and the second connecting assembly 300, the universality is strong, and the field installation can be conveniently and quickly carried out.
Specifically, the working assembly 100 comprises a tool bit 101, a tool holder 103 arranged on one side of the tool bit 101, a reinforcing part 102 arranged on one side of the tool holder 103, an empennage 104 arranged on one end of the tool holder 103, a wear-resistant part 105 arranged at the bottom of the tool holder 103, and a mounting part 106 arranged in an inner cavity of the tool holder 103. The material of tool bit 101 is Mn13 high strength wear-resisting alloy board, and the head is the horn shape, and its angle is between 75 to 90, plays the effect of reposition of redundant personnel coal flow, can improve knife rest 103's stability through setting up reinforcement 102, through setting up wearing parts 105, has improved the wearability of this device greatly, and then has improved the life of this device, has reduced manufacturing cost.
Preferably, the first connection assembly 200 includes a fixing member 201 disposed at one side of the cutter head 101, and a first guide member 202 and a second guide member 203 disposed at one end of the fixing member. Through setting up mounting 201, easily the user is on-spot to tool bit 101 install or dismantle, and the commonality is strong, but convenient and fast ground installs the scene, and then has improved work efficiency, has improved tool bit 101's stability through setting up first guide 202 and second guide 203.
Preferably, the second connecting assembly 300 includes a connecting member 301 disposed at one end of the tail wing 104, a clamping member 302 disposed in an inner cavity of the connecting member 301, and an auxiliary member 303 disposed outside the connecting member 301. The connecting piece 301 and the clamping piece 302 are arranged to facilitate the user to detach or install the tail wing 104, and the auxiliary piece 303 is arranged to improve the stability of the tail wing 104 in the using process.
When in use, the cutter head 101 is made of Mn13 high-strength wear-resistant alloy plate, the head part is in an angle shape, the angle is 75-90 degrees, the coal flow diversion function is achieved, the stability of the cutter frame 103 can be improved by arranging the reinforcing part 102, the wear resistance of the device is greatly improved by arranging the wear-resistant part 105, thereby prolonging the service life of the device, reducing the production cost, being easy for a user to mount or dismount the cutter head 101 on site by arranging the fixing piece 201, having strong universality, being convenient and fast to mount on site, and thus the work efficiency, the stability of the tool holder 103 is improved by providing the first guide 202 and the second guide 203, thereby improving the stability of the cutter head 101, facilitating the detachment or installation of the tail wing 104 by a user through the arrangement of the connecting piece 301 and the clamping piece 302, by providing the auxiliary member 303, the stability of the rear wing 104 during use is improved.
Example 2
Referring to fig. 1, 3, 4 and 5, the present embodiment is based on the previous embodiment, which is a second embodiment of the present invention.
Specifically, the wear-resistant part 105 includes a high-strength wear-resistant alloy strip 105a disposed at the bottom of the tool holder 103, and a chamfered surface 105b disposed at the outer side of the high-strength wear-resistant alloy strip 105 a. Except that the bottom of the tool rest 103 is provided with a high-strength wear-resistant alloy strip 105a, the bottom of the empennage 104 and the tool bit 101 are also provided with high-strength wear-resistant alloy strips 105a, the high-strength wear-resistant alloy strips 105a are made of Mn13 high-strength wear-resistant alloy plates and are fixed at the bottom of the tool rest 103, the tool bit 101 and the empennage 104 in a section welding mode, the length of the high-strength wear-resistant alloy strips 105a is equal to that of the tool rest 103, the tool bit 101 and the empennage 104, a chamfer surface 105b is arranged at the contact position of the high-strength wear-resistant alloy strips 105a and the belt to prevent the belt from being scratched, and when the coal plough is located at the arm falling position, the high-strength wear-resistant alloy strips 105a are tightly attached to the belt.
Preferably, the mounting member 106 includes a mounting hole 106a provided in the inner cavity of the tool holder 103, and an internal thread 106b provided on the inner wall of the mounting hole 106 a. Besides the mounting hole 106a and the internal thread 106b arranged at the tool rest 103, the mounting hole 106a and the internal thread 106b are also arranged at the tool bit 101 and the tail wing 104, so that a user can conveniently mount the device on the plough head of the coal plough.
Preferably, the fixing member 201 includes a fixing plate 201a disposed on one side of the cutting head 101, and a fixing pin 201b disposed in an inner cavity of the fixing plate 201 a. When the tool bit 101 is mounted, the fixing plate 201a is inserted into the recess at one end of the tool holder 103, and then the fixing pin 201b is screwed into the fixing plate 201 a.
The second guide member 203 includes a second guide block 203a provided at one side of the tool bit 101, and a second guide groove 203b provided at one end of the tool holder 103. When the fixing plate 201a is moved to the recess at one end of the tool holder 103, the second guide block 203a can be snapped into the second guide groove 203b, thereby improving the stability of the tool tip 101.
The connecting member 301 includes a connecting piece 301a provided at one end of the tail wing 104, and a connecting groove 301b provided at one side of the tool holder 103. When the tail wing 104 is installed, the connecting block 301a is only required to be clamped into the connecting groove 301b and then fixed by the clamping piece 302.
The clamping member 302 includes a clamping bolt 302a disposed in the inner cavity of the connecting block 301a, and a clamping hole 302b disposed in the inner cavity of the connecting groove 301 b. After the connecting piece 301a is snapped into the connecting groove 301b, the fastening bolt 302a can be screwed into the fastening hole 302b to complete the fixing of the connecting piece 301a, and thus the tail 104 is fixed.
When in use, except that the bottom of the tool rest 103 is provided with a high-strength wear-resistant alloy strip 105a, the bottom of the empennage 104 and the tool bit 101 is also provided with a high-strength wear-resistant alloy strip 105a, the high-strength wear-resistant alloy strip 105a is made of Mn13 high-strength wear-resistant alloy plates and is fixed at the bottom of the tool rest 103, the tool bit 101 and the empennage 104 in a section welding mode, the length of the high-strength wear-resistant alloy strip 105a is equal to that of the tool rest 103, the contact part of the high-strength wear-resistant alloy strip 105a and the belt is provided with a chamfered surface 105b to prevent the belt from being scratched, when the coal plough is in the arm falling position, the high-strength wear-resistant alloy strip 105b is ensured to be tightly attached to the belt, except for the installation hole 106a and the internal thread 106b arranged at the tool rest 103, the positions of the tool bit 101 and the empennage 104 are also provided with an installation hole 106a and an internal thread 106b, so that a user can install the coal plough head 101, after inserting fixed plate 201a into the recess of knife rest 103 one end, turn round in fixed plate 201a with gim peg 201b can, when installing fin 104, only need to block in connecting block 301a card spread groove 301b, then fix through chucking spare 302 can, the coefficient of dynamic friction between current wear-resisting rubber and the coal conveying belt is more than 0.8, the coefficient of dynamic friction between wear-resisting alloy strip 105a that excels in this device and the coal conveying belt is between 0.3-0.5, consequently, has more the wearability.
Example 3
Referring to fig. 2, 5 and 6, a third embodiment of the present invention is shown, which is based on the first two embodiments.
Specifically, the reinforcing member 102 includes a reinforcing block 102a provided on the inner wall of the tool holder 103, and a reinforcing rod 102b provided on the reinforcing block 102a side. By providing the reinforcing block 102a and the reinforcing rod 102b, the overall structural strength of the cutter head 101 is improved, and the stability of the cutter head 101 in use is further improved.
Preferably, the first guide member 202 includes a first guide block 202a provided at one side of the tool head 101, and a first guide groove 202b provided at one end of the tool holder 103. By providing the first guide block 202a and the first guide groove 202b, the user can conveniently move the cutter head 101 to one end of the cutter holder 103 for fixing.
Preferably, the auxiliary member 303 includes auxiliary blocks 303a disposed at the top and bottom of the connection block 301a, and auxiliary grooves 303b disposed in the inner cavity of the connection block 301 b. The connection block 301a can be limited by arranging the fixing block 303a and the auxiliary groove 303b, so that the stability of the connection block 301a is improved.
When the coal plough is used, except that the bottom of the tool rest 103 is provided with the high-strength wear-resistant alloy strip 105a, the bottoms of the tail wing 104 and the tool bit 101 are also provided with the high-strength wear-resistant alloy strips 105a, the high-strength wear-resistant alloy strips 105a are made of Mn13 high-strength wear-resistant alloy plates and are fixed at the bottoms of the tool rest 103, the tool bit 101 and the tail wing 104 in a section welding mode, the lengths of the high-strength wear-resistant alloy strips 105a are equal to the lengths of the tool rest 103, the tool bit 101 and the tail wing 104, the contact part of the high-strength wear-resistant alloy strips 105a and the belt is provided with the chamfered surface 105b to prevent the belt from being scratched, when the coal plough is in an arm falling position, the high-strength wear-resistant alloy strips 105b are tightly attached to the belt, except for the installation hole 106a and the internal thread 106b which are arranged at the tool rest 103, the positions of the tool bit 101 and the tail wing 104 are also provided with the installation hole 106a and an internal thread 106b, insert the recess of knife rest 103 one end with fixed plate 201a after, turn round into in the fixed plate 201a with gim peg 201b can, when installing fin 104, only need to go into connecting block 301a card in connecting groove 301b, then fixed through chucking spare 302 can, can carry on spacingly to connecting block 301a through setting up fixed block 303a and supplementary groove 303b to connecting block 301 a's stability has been improved.
It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a coal conveying system coal plough ware wear-resisting alloy coulter which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,
the working assembly (100) comprises a cutter head (101), a cutter rest (103) arranged on one side of the cutter head (101), a reinforcing piece (102) arranged on one side of the cutter rest (103), a tail wing (104) arranged at one end of the cutter rest (103), a wear-resistant piece (105) arranged at the bottom of the cutter rest (103), and a mounting piece (106) arranged in an inner cavity of the cutter rest (103);
the first connecting assembly (200) comprises a fixing piece (201) arranged on one side of the cutter head (101), and a first guide piece (202) and a second guide piece (203) which are arranged at one end of the fixing piece (201); and the number of the first and second groups,
the second connecting assembly (300) comprises a connecting piece (301) arranged at one end of the tail wing (104), a clamping piece (302) arranged in an inner cavity of the connecting piece (301), and an auxiliary piece (303) arranged outside the connecting piece (301).
2. The wear-resistant alloy coulter for a coal plough of a coal conveying system as claimed in claim 1, wherein: the reinforcing piece (102) comprises a reinforcing block (102a) arranged on the inner wall of the tool rest (103), and a reinforcing rod (102b) arranged on one side of the reinforcing block (102 a).
3. The wear-resistant alloy coulter for a coal plough of a coal conveying system as claimed in claim 1, wherein: the wear-resistant part (105) comprises a high-strength wear-resistant alloy strip (105a) arranged at the bottom of the tool rest (103) and a chamfer surface (105b) arranged on the outer side of the high-strength wear-resistant alloy strip (105 a).
4. The wear-resistant alloy coulter for a coal plough of a coal conveying system as claimed in claim 1, wherein: the mounting piece (106) comprises a mounting hole (106a) arranged in the inner cavity of the tool holder (103), and an internal thread (106b) arranged on the inner wall of the mounting hole (106 a).
5. The wear-resistant alloy coulter for a coal plough of a coal conveying system as claimed in claim 1, wherein: the fixing piece (201) comprises a fixing plate (201a) arranged on one side of the cutter head (101) and a fixing bolt (201b) arranged in an inner cavity of the fixing plate (201 a).
6. The wear-resistant alloy coulter for a coal conveyor system coal plough of claim 5, wherein: the first guide member (202) includes a first guide block (202a) provided on one side of the fixing plate (201a), and a first guide groove (202b) provided at one end of the tool holder (103).
7. The wear-resistant alloy coulter for a coal conveyor system coal plough of claim 5, wherein: the second guide member (203) includes a second guide block (203a) provided on one side of the fixing plate (201a), and a second guide groove (203b) provided at one end of the tool holder (103).
8. The wear-resistant alloy coulter for a coal plough of a coal conveying system as claimed in claim 1, wherein: the connecting piece (301) comprises a connecting block (301a) arranged at one end of the tail wing (104) and a connecting groove (301b) arranged at one side of the tool rest (103).
9. The wear-resistant alloy coulter for a coal conveyor system coal plough of claim 8, wherein: the clamping piece (302) comprises a clamping bolt (302a) arranged in the inner cavity of the connecting block (301a), and a clamping hole (302b) arranged in the inner cavity of the connecting groove (301 b).
10. The wear-resistant alloy coulter for a coal conveyor system coal plough of claim 8, wherein: the auxiliary member (303) comprises auxiliary blocks (303a) arranged at the top and the bottom of the connecting block (301a), and auxiliary grooves (303b) arranged in the inner cavity of the connecting groove (301 b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220485411.4U CN217397759U (en) | 2022-03-07 | 2022-03-07 | Wear-resistant alloy coulter of coal plough of coal conveying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220485411.4U CN217397759U (en) | 2022-03-07 | 2022-03-07 | Wear-resistant alloy coulter of coal plough of coal conveying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217397759U true CN217397759U (en) | 2022-09-09 |
Family
ID=83137906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220485411.4U Active CN217397759U (en) | 2022-03-07 | 2022-03-07 | Wear-resistant alloy coulter of coal plough of coal conveying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217397759U (en) |
-
2022
- 2022-03-07 CN CN202220485411.4U patent/CN217397759U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100532785C (en) | Cutting tool | |
| CN217397759U (en) | Wear-resistant alloy coulter of coal plough of coal conveying system | |
| CN213257450U (en) | Energy-saving and environment-friendly device for aluminum material distance cutting | |
| CN113198586A (en) | Novel crushing tooth | |
| CN215632837U (en) | Bore bit clamping device and medium-length hole trolley | |
| CN214518021U (en) | Single-edge trapezoidal thread milling cutter for machining aircraft engine | |
| CN213052938U (en) | Double-tooth tungsten steel milling cutter with TiAlN protective coating | |
| CN210705377U (en) | Combined diamond saw blade | |
| CN210633880U (en) | Diamond cutter for chain arm saw | |
| CN210125761U (en) | Composite milling cutter | |
| CN220955576U (en) | Novel coal mining pick | |
| CN217582135U (en) | Scraper blade seat and tunnel boring machine cutter head | |
| CN219703542U (en) | Handle structure capable of realizing reutilization of waste blades | |
| CN221108482U (en) | Mechanical tooth used on pulverizer and waste treatment machine | |
| CN210702877U (en) | Embedded add and hold firm diamond saw bit | |
| CN219966476U (en) | Inner hole hook knife capable of being clamped repeatedly | |
| CN218396116U (en) | Spiral milling cutter with CVD nanometer multilayer superhard coating | |
| CN215046376U (en) | Feeding and plate placing machine | |
| CN219541811U (en) | Blade back radial surface cutter | |
| CN218965808U (en) | Diamond saw blade with multiple mounting modes | |
| CN218775754U (en) | Changeable PCD milling cutter | |
| CN216381375U (en) | Composite cutting pick for coal mining machine | |
| CN214351152U (en) | Automatic feeding jig of full-automatic production line | |
| CN211614864U (en) | Auxiliary feeding device for mounting automobile door hinge | |
| CN214697851U (en) | Compound stratum shield tunnel blade disc structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |