CN212655035U - Valve guide pipe drilling material loading conveyer - Google Patents
Valve guide pipe drilling material loading conveyer Download PDFInfo
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- CN212655035U CN212655035U CN202020950243.2U CN202020950243U CN212655035U CN 212655035 U CN212655035 U CN 212655035U CN 202020950243 U CN202020950243 U CN 202020950243U CN 212655035 U CN212655035 U CN 212655035U
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Abstract
The utility model discloses a valve guide drilling, feeding and conveying device, which relates to the technical field of valve guides and comprises a material box, a feeding unit and a conveying unit, wherein the feeding unit is positioned on one side of the material box; the conveying unit comprises a conveying plate, a conveying belt and a first baffle, the conveying plate is positioned at the top end of the box body, the conveying belt is positioned below the conveying plate, the first baffle is positioned on the top wall of the conveying plate, and a channel for conveying the air door guide pipe is enclosed among the side wall of the first baffle, the side wall of the conveying plate and the conveying belt; the feeding unit moves up and down, so that the valve guide pipes are sequentially fed from the bottom of the material box to the top end of the material box and then are conveyed to the conveying belt from the conveying plate. The beneficial effects of the utility model reside in that: through the utility model provides a valve guide drilling material loading conveyer can make the valve guide directly carry after the material conveying, and through the size of adjustment passageway, the messenger only can directly realize carrying in order through a valve guide simultaneously to drill to the valve guide after the convenient conveying.
Description
Technical Field
The utility model relates to a valve guide technical field, concretely relates to valve guide drilling material loading conveyer.
Background
The valve guide pipe is a guide device of an automobile engine valve, the valve guide pipe plays a role in guiding the valve and enables heat on a valve rod to be transmitted to a cylinder cover through the valve guide pipe, the valve guide pipe is required to be conveyed to a drilling device before drilling so as to carry out drilling, for example, the patent application of the publication No. CN110170677A discloses a cylinder cover valve guide pipe hole processing device, the existing valve guide pipe feeding device is easy to cause disordered arrangement of the valve guide pipe in the conveying process, the conveyed valve guide pipe is required to be rearranged to form a row, and the operation efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that current valve pipe loading attachment easily causes valve pipe to arrange the confusion in transportation process, needs to rearrange the valve pipe of carrying and forms one row, influences operating efficiency.
The utility model discloses a following technical means realizes solving above-mentioned technical problem:
the utility model provides a valve guide drilling, feeding and conveying device, which comprises a material box, a feeding unit and a conveying unit, wherein the feeding unit is positioned at one side of the material box;
the conveying unit comprises a conveying plate, a conveying belt and a first baffle, the conveying plate is positioned at the top end of the box body, the conveying belt is positioned below the conveying plate, the first baffle is positioned on the top wall of the conveying plate, and a channel for conveying the air door guide pipe is enclosed among the side wall of the first baffle, the side wall of the conveying plate and the conveying belt;
the feeding unit moves up and down, so that the valve guide pipes are sequentially fed from the bottom of the material box to the top end of the material box and then are conveyed to the conveying belt from the conveying plate.
The working principle is as follows: the valve guide pipe is conveyed through the conveying unit, the valve guide pipe is fed to the top end of the material box from the bottom of the material box and then enters the conveying belt through the conveying plate, and the distance between the side wall of the first baffle plate and the side wall of the conveying plate is adjusted to enable the distance to only pass through one valve guide pipe, namely, the conveying belt can only pass through one valve guide pipe along the radial direction of the conveying belt and is conveyed through a channel which is formed by the first baffle plate side wall, the side wall of the conveying plate and the conveying belt in an enclosing mode and used for.
Has the advantages that: through the utility model provides a valve guide drilling material loading conveyer can make the valve guide directly carry after the material conveying, and through the size of adjustment passageway, the messenger only can realize carrying in order through a valve guide simultaneously to drill to valve guide after the convenient conveying.
Preferably, the box body is internally provided with a plurality of positioning plates; the feeding unit comprises a plurality of feeding plates and driving devices, the positioning plates are arranged at intervals and are positioned between the adjacent feeding plates, and the driving devices are used for driving the feeding plates to ascend or descend so that the top walls of the feeding plates are coplanar with the top walls of the adjacent positioning plates.
Preferably, the top wall of the feeding plate is obliquely arranged, and the top wall of the positioning plate is obliquely arranged.
Preferably, the driving device comprises an air cylinder, a connecting rod and a connecting plate, the connecting rod is arranged at the bottom end of the feeding plate, one end of the connecting rod is connected with the bottom end of the feeding plate, the other end of the connecting rod is connected with the top wall of the connecting plate, and the telescopic end of the air cylinder is connected with the bottom wall of the connecting plate.
The working principle is as follows: the cylinder stretches out and draws back and drives the connecting plate and reciprocate with the connecting rod to the flitch reciprocates in the synchronous drive.
Preferably, one end of the positioning plate is connected with the bottom end of the box body, a containing groove for containing the valve guide pipe is formed in the box body, the bottom wall of the containing groove is arranged in an inclined mode, a feeding plate is arranged on one side of the containing groove, the lower side of the bottom wall of the containing groove is close to the feeding plate, and the driving device drives the feeding plate to descend so that the valve guide pipe moves to the top wall of the feeding plate from the bottom wall of the containing groove.
Preferably, a partition plate is arranged in the accommodating groove, and the length direction of the partition plate is arranged along the moving direction of the valve guide pipe.
Has the advantages that: the partition plates are arranged in the accommodating groove and divide the accommodating groove into a plurality of parts, so that the valve guide pipe can be separately loaded, and the subsequent operation is convenient.
Preferably, both sides of the top end of the box body are provided with second baffles, and the feeding unit is located between the two second baffles.
Has the advantages that: the valve guide can be prevented from being removed from both sides of the loading unit.
Preferably, the conveying unit further comprises a rotating plate, the two ends of the conveying plate are respectively provided with the rotating plate, one end of the rotating plate is fixedly connected with the end part of the conveying plate, and the other end of the rotating plate is detachably connected with the second baffle.
Has the advantages that: because the other end and the second baffle of rotor plate can be dismantled and be connected, dismantle the rotor plate back, the inclination of adjustment rotor plate makes things convenient for the conveying of valve guide, then installs the rotor plate on the second baffle.
Preferably, the conveying unit further comprises a fixed rod, a moving block, a moving rod, a fixed block and a positioning piece, wherein the fixed rod, the moving block, the moving rod, the fixed block and the positioning piece are arranged on one side of the first baffle; the fixed block is connected with the side wall of the conveyor belt, a through groove is formed in the side wall of the fixed block, one end of the fixed rod is connected with the moving block, the other end of the fixed rod is connected with the side wall of the first baffle, one end of the moving rod penetrates through the through grooves of the moving block and the fixed block in sequence, a positioning piece is arranged at the end part of the moving rod, and the other end of the moving rod extends out of the top wall of the moving block.
Preferably, the setting element includes nut and locking plate, the locking plate roof is passed to the tip of carriage release lever, carriage release lever and locking plate fixed connection, the locking plate is located between fixed block roof and the movable block diapire, the screw thread is seted up to the lateral wall of carriage release lever, the tip of carriage release lever is equipped with the nut.
Has the advantages that: when the interval between first baffle lateral wall and the conveying board lateral wall is adjusted to needs, rotate the nut, remove the movable block to remove first baffle, remove suitable position back when first baffle, with the nut revolve the tip at the carriage release lever, with the fixed carriage release lever of locking plate together, prevent that the carriage release lever from removing.
The utility model discloses a theory of operation: the valve guide pipe is conveyed through the conveying unit, the valve guide pipe is fed to the top end of the material box from the bottom of the material box and then enters the conveying belt through the conveying plate, and the distance between the side wall of the first baffle plate and the side wall of the conveying plate is adjusted to enable the distance to only pass through one valve guide pipe, namely, the conveying belt can only pass through one valve guide pipe along the radial direction of the conveying belt and is conveyed through a channel which is formed by the first baffle plate side wall, the side wall of the conveying plate and the conveying belt in an enclosing mode and used for.
The utility model has the advantages that: through the utility model provides a valve guide drilling material loading conveyer can make the valve guide directly carry after the material conveying, and through the size of adjustment passageway, the messenger only can be through a valve guide simultaneously, makes the valve guide of carrying arrange into a line, realizes carrying in order to drill the valve guide after the convenient conveying.
Drawings
Fig. 1 is a schematic structural view of a valve guide pipe drilling, feeding and conveying device in an embodiment of the present invention;
fig. 2 is a schematic structural view of another view angle of the valve guide drilling, feeding and conveying device in the implementation of the present invention;
FIG. 3 is a schematic structural view of a feeding unit in the practice of the present invention;
FIG. 4 is a schematic cross-sectional structure view of the positioning plate and the feeding plate in the embodiment of the present invention;
in the figure: a work bin 11; a housing tank 12; a partition plate 13; a positioning plate 14; a first positioning plate 141; the second positioning plate 142; a third positioning plate 143; the fourth positioning plate 144; a second shutter 15; a feeding plate 21; a first upper material plate 211; a second feeding plate 212; a third feeding plate 213; a fourth feeding plate 214; a drive device 3; a cylinder 31; a connecting rod 32; a connecting plate 33; a transfer plate 41; a conveyor belt 42; a first baffle 434; a rotating plate 44; a fixing lever 45; a moving block 46; a moving rod 47; a fixed block 48; a positioning member 49; a nut 491; the locking tab 492.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
A valve guide drilling, loading and conveying device is shown in figures 1-4 and comprises a bin 11, a loading unit, a conveying unit and a positioning plate 14.
As shown in fig. 1 and 2, the top end of the bin 11 is open, the shape of the bin 11 is set according to actual needs, and the bin 11 in this embodiment is rectangular or square.
One side of workbin 11 sets up the material loading unit, sets up the holding tank 12 that holds the valve pipe between the opposite side of workbin 11 and the material loading unit to ground is the horizontal plane and as the reference thing, and the diapire slope of holding tank 12 sets up, and the lower one side of holding tank 12 diapire is close to the material loading unit setting, makes the valve pipe remove to the material loading unit from holding tank 12 easily.
Diapire fixed mounting baffle 13 of holding tank 12, the moving direction setting of baffle 13's length direction along valve pipe, and the number of baffle 13 is two in this embodiment, and baffle 13 separates into the triplex with holding tank 12, makes the valve pipe can separate the material loading, makes things convenient for subsequent operation.
Fixed mounting locating plate 14 in the box, the one end and the box inner bottom wall fixed connection of locating plate 14, the number of locating plate 14 is a plurality of, and the number of locating plate 14 is four in this embodiment, is first locating plate 141, second locating plate 142, third locating plate 143 and fourth locating plate 144 respectively to holding tank 12 is the initiating end, and the height of four locating plates 14 risees in proper order, and four locating plates 14 interval sets up, and the roof slope of locating plate 14 sets up.
As shown in fig. 1 to 4, the feeding unit includes feeding plates 21 and a driving device 3, the number of the feeding plates 21 is several, the number of the feeding plates 21 in this embodiment is four, and the feeding plates are respectively a first feeding plate 211, a second feeding plate 212, a third feeding plate 213 and a fourth feeding plate 214, the positioning plate 14 is located between the adjacent feeding plates 21, the height of the four feeding plates 21 is sequentially increased by using the accommodating groove 12 as a start end, the first feeding plate 211 is close to the accommodating groove 12, and the top wall of the feeding plate 21 is inclined.
When loading is required, the driving device 3 is started to make the first feeding plate 211 descend, the top wall of the first feeding plate 211 is coplanar with the bottom wall of the accommodating groove 12, the valve guide pipe moves from the accommodating groove 12 to the top wall of the first feeding plate 211, the side wall of the first feeding plate 211 contacts with the side wall of the first positioning plate 141, at this time, the height of the top wall of the first positioning plate 141 is higher than that of the top wall of the first feeding plate 211, then the first feeding plate 211 is lifted to the original position through the driving device 3, the valve guide pipe moves from the top wall of the first feeding plate 211 to the top wall of the first positioning plate 141, at this time, the height of the top wall of the first positioning plate 141 is smaller than that of the top wall of the second feeding plate 212, then the second feeding plate 212 descends through the driving device 3, the valve guide pipe moves to the top wall of the second feeding plate 212, and the operations are repeated in sequence, and finally the.
The driving device 3 comprises a cylinder 31, a connecting rod 32 and a connecting plate 33, the connecting rod 32 is installed at the center of the bottom wall of the feeding plate 21, one end of the connecting rod 32 is fixedly connected with the center of the bottom wall of the feeding plate 21, the fixed connection mode is the prior art, the other end of the connecting rod 32 is fixedly connected with the center of the top wall of the connecting rod 32, the telescopic end of the cylinder 31 is fixedly connected with the center of the bottom wall of the connecting plate 33, and the cylinder 31 is driven to stretch and retract to enable the feeding plate 21.
In this embodiment, the height of the highest feeding plate 21 and the highest positioning plate 14 is higher than that of the box body, and in order to prevent the valve guide from moving out from the two sides of the feeding unit, the two sides of the top end of the box body are fixedly provided with the second baffles 15.
As shown in fig. 1 and 2, the transfer unit includes a transfer plate 41, a transfer belt 42, and a first blocking plate 43, one side of the transfer plate 41 is fixedly installed on the two second blocking plates 15, the transfer plate 41 is disposed adjacent to the fourth positioning plate 144, and the valve guide is transferred to the fourth positioning plate 144 and then moved from the fourth positioning plate 144 to the transfer plate 41. The conveyor belt 42 is positioned below the conveying plate 41, and in order to reduce the influence of the conveying plate 41 on the conveying process of the conveyor belt 42, a gap is reserved between the bottom wall of the conveying plate 41 and the conveyor belt 42, and the size of the gap is smaller than that of the valve guide, so that the valve guide is prevented from moving out of the gap. The conveyor belt 42 in this embodiment comprises a conveyor belt, a support and a drive means 3, the conveyor belt 42 in this embodiment being of prior art.
The first baffle 43 is arranged on the top wall of the conveying plate 41, and in order to reduce the influence of the first baffle 43 on the conveying process of the conveying belt 42, a gap is reserved between the bottom wall of the first baffle 43 and the conveying belt 42, and the size of the gap is smaller than that of the valve guide, so that the valve guide is prevented from moving out of the gap. The side wall of the first baffle 43, the side wall of the conveying plate 41 and the conveying belt 42 form a channel for conveying the air valve guide, the side wall of the first baffle 43 and the side wall of the conveying plate 41 and the conveying belt 42 form a channel for conveying the air valve guide, namely, the conveying belt 42 can only pass through one air valve guide along the radial direction of the conveying direction.
In order to adjust the conveying angle of the conveying plate 41, the conveying unit further includes two rotating plates 44, the number of the rotating plates 44 in this embodiment is two, the two rotating plates 44 are respectively located at two ends of the conveying plate 41, one end of the rotating plate 44 is fixedly connected with the end of the conveying plate 41, the other end of the rotating plate 44 is detachably connected with the side wall of the second baffle 15, and the detachable connection mode can adopt the following mode: the side wall of the rotating plate 44 is provided with a threaded hole, the side wall of the second baffle 15 is provided with a corresponding threaded hole, and a bolt (not shown) is arranged in the threaded hole, so that the rotating plate 44 is fixed through the bolt and a nut 491 (not shown). When the conveying angle of the conveying plate 41 needs to be adjusted, after the rotating plate 44 is detached, the inclination angle of the rotating plate 44 is adjusted to facilitate the conveying of the valve guide, and then the rotating plate 44 is mounted on the second baffle 15.
As shown in fig. 2, in order to conveniently adjust the distance between the sidewall of the first baffle plate 43 and the sidewall of the conveying plate 41, the conveying unit further includes a fixing rod 45, a moving block 46, a moving rod 47, a fixing block 48 and a positioning member 49, wherein the fixing rod 45, the moving block 46, the moving rod 47, the fixing block 48 and the positioning member 49 are all located on one side of the first baffle plate 43, the fixing block 48 is fixedly connected to the sidewall of the support in the conveying belt 42, the fixing block 48 is provided with a through groove along the length direction thereof, one end of the fixing rod 45 is fixedly connected to the center of the sidewall of the moving block 46, the other end of the fixing rod 45 is fixedly connected to the center of the sidewall of the first baffle plate 43, one end of the moving rod 47 sequentially passes through the through grooves of the moving block 46 and the fixing block 48, the positioning member 49 is installed on the end of the moving rod, the locking piece 492 is located between the top wall of the fixed block 48 and the bottom wall of the moving block 46, the side wall of the moving rod 47 is provided with threads, and the end of the moving rod 47 is provided with a nut 491.
The working principle of the embodiment is as follows: when loading is required, the driving device 3 is started to make the first feeding plate 211 descend, the top wall of the first feeding plate 211 is coplanar with the bottom wall of the accommodating groove 12, the valve guide pipe moves from the accommodating groove 12 to the top wall of the first feeding plate 211, the side wall of the first feeding plate 211 contacts with the side wall of the first positioning plate 141, at this time, the height of the top wall of the first positioning plate 141 is higher than that of the top wall of the first feeding plate 211, then the first feeding plate 211 is lifted to the original position through the driving device 3, the valve guide pipe moves from the top wall of the first feeding plate 211 to the top wall of the first positioning plate 141, at this time, the height of the top wall of the first positioning plate 141 is smaller than that of the top wall of the second feeding plate 212, then the second feeding plate 212 descends through the driving device 3, the valve guide pipe moves to the top wall of the second feeding plate 212, and the operations are repeated in sequence, and finally the.
The valve guide passes through the transfer plate 41 from the fourth positioning plate 144 and then enters the conveyor belt 42, and the distance between the side wall of the first baffle 43 and the side wall of the transfer plate 41 is adjusted so that the distance can be transferred through only one valve guide, that is, the conveyor belt 42 can radially pass through only one valve guide in the transfer direction thereof, through the passage surrounded by the side wall of the first baffle 43, the side wall of the transfer plate 41 and the conveyor belt 42 and transferred by the valve guide.
The beneficial effects of this embodiment: through the utility model provides a valve guide drilling material loading conveyer can make the valve guide directly carry after the material conveying, and through the size of adjustment passageway, the messenger only can be through a valve guide simultaneously, makes the valve guide of carrying arrange into a line, realizes carrying in order to drill the valve guide after the convenient conveying.
The partition plates 13 are arranged in the accommodating groove 12 to divide the accommodating groove 12 into a plurality of parts, so that the valve guide pipe can be separately fed, and the subsequent operation is convenient.
When the distance between the side wall of the first baffle plate 43 and the side wall of the transmission plate 41 needs to be adjusted, the nut 491 is rotated, the moving block 46 is moved, so that the first baffle plate 43 is moved, after the first baffle plate 43 is moved to a proper position, the nut 491 is screwed on the end part of the moving rod 47, the moving rod 47 is fixed together with the locking piece 492, and the moving rod 47 is prevented from moving.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. The utility model provides a valve guide drilling material loading conveyer which characterized in that: the automatic feeding device comprises a material box, a feeding unit and a conveying unit, wherein the feeding unit is positioned on one side of the material box;
the conveying unit comprises a conveying plate, a conveying belt and a first baffle, the conveying plate is positioned at the top end of the box body, the conveying belt is positioned below the conveying plate, the first baffle is positioned on the top wall of the conveying plate, and a channel for conveying the air door guide pipe is enclosed among the side wall of the first baffle, the side wall of the conveying plate and the conveying belt;
the feeding unit moves up and down, so that the valve guide pipes are sequentially fed from the bottom of the material box to the top end of the material box and then are conveyed to the conveying belt from the conveying plate.
2. The valve guide drill feed conveyor of claim 1, wherein: the box body is internally provided with a plurality of positioning plates; the feeding unit comprises a plurality of feeding plates and driving devices, the positioning plates are arranged at intervals and are positioned between the adjacent feeding plates, and the driving devices are used for driving the feeding plates to ascend or descend so that the top walls of the feeding plates are coplanar with the top walls of the adjacent positioning plates.
3. The valve guide drill feed conveyor of claim 2, wherein: the top wall of the feeding plate is arranged in an inclined mode, and the top wall of the positioning plate is arranged in an inclined mode.
4. The valve guide drill feed conveyor of claim 2, wherein: the driving device comprises an air cylinder, a connecting rod and a connecting plate, the connecting rod is arranged at the bottom end of the feeding plate, one end of the connecting rod is connected with the bottom end of the feeding plate, the other end of the connecting rod is connected with the top wall of the connecting plate, and the telescopic end of the air cylinder is connected with the bottom wall of the connecting plate.
5. The valve guide drill feed conveyor of claim 2, wherein: one end of the positioning plate is connected with the bottom end of the box body, a containing groove for containing the valve guide pipe is arranged in the box body, the bottom wall of the containing groove is inclined, a feeding plate is arranged on one side of the containing groove, the lower side of the bottom wall of the containing groove is close to the feeding plate, and the driving device drives the feeding plate to descend so that the valve guide pipe moves to the top wall of the feeding plate from the bottom wall of the containing groove.
6. The valve guide drill feed conveyor of claim 5, wherein: the holding tank is internally provided with a partition plate, and the length direction of the partition plate is arranged along the moving direction of the valve guide pipe.
7. The valve guide drill feed conveyor of claim 1, wherein: and second baffles are arranged on two sides of the top end of the box body, and the feeding unit is positioned between the two second baffles.
8. The valve guide drill feed conveyor of claim 1, wherein: the conveying unit further comprises a rotating plate, the two ends of the conveying plate are respectively provided with the rotating plate, one end of the rotating plate is fixedly connected with the end portion of the conveying plate, and the other end of the rotating plate is detachably connected with the second baffle.
9. The valve guide drill feed conveyor of claim 8, wherein: the conveying unit further comprises a fixed rod, a movable block, a movable rod, a fixed block and a positioning piece, wherein the fixed rod, the movable block, the movable rod, the fixed block and the positioning piece are arranged on one side of the first baffle; the fixed block is connected with the side wall of the conveyor belt, a through groove is formed in the side wall of the fixed block, one end of the fixed rod is connected with the moving block, the other end of the fixed rod is connected with the side wall of the first baffle, one end of the moving rod penetrates through the through grooves of the moving block and the fixed block in sequence, a positioning piece is arranged at the end part of the moving rod, and the other end of the moving rod extends out of the top wall of the moving block.
10. The valve guide drill feed conveyor of claim 9, wherein: the setting element includes nut and locking plate, the tip of carriage release lever passes the locking plate roof, carriage release lever and locking plate fixed connection, the locking plate is located between fixed block roof and the movable block diapire, the screw thread is seted up to the lateral wall of carriage release lever, the tip of carriage release lever is equipped with the nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020950243.2U CN212655035U (en) | 2020-05-29 | 2020-05-29 | Valve guide pipe drilling material loading conveyer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020950243.2U CN212655035U (en) | 2020-05-29 | 2020-05-29 | Valve guide pipe drilling material loading conveyer |
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| Publication Number | Publication Date |
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| CN212655035U true CN212655035U (en) | 2021-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020950243.2U Active CN212655035U (en) | 2020-05-29 | 2020-05-29 | Valve guide pipe drilling material loading conveyer |
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| CN (1) | CN212655035U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114249097A (en) * | 2021-11-24 | 2022-03-29 | 刘博超 | Irregular step short shaft feeding mechanism for assembling gearbox |
-
2020
- 2020-05-29 CN CN202020950243.2U patent/CN212655035U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114249097A (en) * | 2021-11-24 | 2022-03-29 | 刘博超 | Irregular step short shaft feeding mechanism for assembling gearbox |
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