CN210940543U - Branch pipe mould drawing device of carbon fiber round pipe connection node - Google Patents
Branch pipe mould drawing device of carbon fiber round pipe connection node Download PDFInfo
- Publication number
- CN210940543U CN210940543U CN201921856829.6U CN201921856829U CN210940543U CN 210940543 U CN210940543 U CN 210940543U CN 201921856829 U CN201921856829 U CN 201921856829U CN 210940543 U CN210940543 U CN 210940543U
- Authority
- CN
- China
- Prior art keywords
- branch pipe
- pull rod
- sleeve
- carbon fiber
- connection node
- 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
- Moulding By Coating Moulds (AREA)
Abstract
The utility model discloses a carbon fiber pipe connected node's branch pipe mould draw-off gear, include: the pull rod driving mechanism is connected with the movable pull rod and is used for driving the movable pull rod to move axially. One end of the movable pull rod is detachably connected with a branch pipe of the branch pipe mold; the pull rod driving mechanism comprises a plurality of involute tooth-shaped grooves formed in the outer surface of the movable pull rod, a driving gear suitable for being meshed and connected with the involute tooth-shaped grooves, and a power assembly connected with the driving gear to drive the driving gear to rotate. The utility model discloses a carbon fiber pipe connected node's branch pipe mould draw-off gear can improve the efficiency to branch pipe mould's branch pipe drawing of patterns operation.
Description
Technical Field
The utility model relates to the technical field of mechanical equipment, especially, relate to a carbon fiber pipe connected node's branch pipe mould drawing device.
Background
The carbon fiber round pipe connection node is a double-K or single-K node in a common form, the raw material is carbon fiber prepreg with the thickness of 0.07mm, a layer of carbon fiber prepreg is laid on a round pipe connection node mould (hereinafter referred to as a node mould) in the manufacturing process, after the carbon fiber round pipe connection node is placed into an autoclave for heating and pressurizing, the carbon fiber round pipe connection node is cured and formed, and after a connecting bolt of a branch pipe mould and a main pipe mould is removed, the carbon fiber round pipe connection node inner wall and the branch pipe mould have large friction force, so that the branch pipe (or the main pipe) mould is difficult to manually extract. At present, in order to extract a branch pipe die, a through hole with threads is designed in the center of the branch pipe die, the threads are arranged on the outer end face of the branch pipe die, and because the contact length of a branch pipe of a node and the die is long, 4 kinds of demoulding screw rods with different lengths are designed, and the branch pipe die is ejected out through screwing in the screw rods one by one. The demolding process firstly takes a long time and is high in labor intensity; secondly, in the demoulding process, because the friction force between the inner wall of the connecting joint of the carbon fiber round pipe and the branch pipe mould is large, the ejecting force of the demoulding screw is also large, and after demoulding for a plurality of times, the threads on the inner wall of the branch pipe mould shaft and the threads of the demoulding screw are worn, so that the service life of the mould can be reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a carbon fiber pipe connected node's branch pipe mould draw-off gear to solve the technical problem who improves branch pipe drawing of patterns efficiency and reduce the mould loss.
The utility model discloses a carbon fiber pipe connected node's branch pipe mould draw-off gear is realized like this:
the utility model provides a carbon fiber pipe connected node's branch pipe mould draw-off gear, includes:
one end of the movable pull rod is detachably connected with a branch pipe of the branch pipe mold;
the pull rod driving mechanism comprises a plurality of involute tooth grooves formed in the outer surface of the movable pull rod, a driving gear suitable for being meshed and connected with the involute tooth grooves, and a power assembly connected with the driving gear and used for driving the driving gear to rotate.
In a preferred embodiment of the present invention, the outer surface of the movable pull rod for connecting with one end of the branch pipe mold is provided with a threaded structure.
In a preferred embodiment of the present invention, a rotating handle adapted to rotate the movable pull rod is disposed on the end of the movable pull rod away from the branch pipe for connecting the branch pipe mold.
In a preferred embodiment of the present invention, the power assembly includes a gear shaft fixedly connected to the driving gear, and a driver connected to the gear shaft to drive the gear shaft to rotate the driving gear.
In a preferred embodiment of the present invention, the branch pipe mold drawing device of the carbon fiber round pipe connection node further includes a pull rod accommodating seat;
the gear shaft is accommodated in the pull rod accommodating seat along with the driving gear; and
the movable pull rod penetrates through the pull rod accommodating seat through a sleeve;
the sleeve is provided with a hollow inner cavity, and both axial ends of the sleeve are opening structures communicated with the inner cavity of the sleeve;
the movable pull rod is suitable for penetrating through the inner cavity of the sleeve along the axial direction of the sleeve, and two end parts of the movable pull rod are suitable for being respectively positioned outside two axial ends of the sleeve;
the pipe wall of the sleeve is provided with a notch which runs through the inner cavity of the sleeve, and the involute tooth-shaped grooves are suitable for being meshed and connected with the driving gear through the notch.
In a preferred embodiment of the present invention, the cross section of the notch is an arc structure adapted to fit with the arc side of the driving gear.
In the preferred embodiment of the present invention, the two ends of the gear shaft are respectively connected to the pull rod receiving seats through bearings to form a rotation fit structure.
In a preferred embodiment of the present invention, the branch pipe die drawing device for the carbon fiber round pipe connection node further comprises a branch pipe demolding seat detachably connected to the end portion of the sleeve extending outside the pull rod accommodating seat;
the branch pipe demolding seat is used for being matched and connected with the branch pipe mold; and
the side end face of the branch pipe demoulding seat facing to the connecting sleeve is provided with an opening which is suitable for being communicated with the inner cavity of the connecting sleeve, namely the movable pull rod is suitable for being partially inserted into the branch pipe demoulding seat through the opening.
In a preferred embodiment of the present invention, the end of the sleeve for connecting the branch pipe demolding seat is fixedly connected with a mounting plate; namely, the sleeve is matched and connected with the branch pipe demoulding seat through the mounting plate.
In a preferred embodiment of the present invention, the branch pipe stripping seat comprises a body with a C-shaped structure and a movable bolt adapted to detachably connect the branch pipe mold and the body;
the opening is arranged on the body.
By adopting the technical scheme, the utility model discloses following beneficial effect has: the utility model discloses a carbon fiber pipe connected node's branch pipe mould draw-off gear links to each other with the branch pipe of branch pipe mould through the activity pull rod, and the branch pipe mould then is fixed with branch pipe drawing of patterns seat, so, combine the activity pull rod to realize the drawing of patterns operation between branch pipe and the branch pipe mould along sheathed tube axial removal, the convenient high efficiency of whole operation process, and detachable connected mode between activity pull rod and the branch pipe, along with the axial displacement of activity pull rod, the activity pull rod is difficult impaired.
Drawings
Fig. 1 is a schematic structural diagram of an overall structure of a branch pipe die drawing device of a carbon fiber round pipe connection node according to an embodiment of the present invention at a first viewing angle;
fig. 2 is a schematic structural diagram of the overall structure of the branch pipe die drawing device of the carbon fiber round pipe connection node according to the embodiment of the present invention at a second viewing angle;
fig. 3 is a schematic structural diagram of the overall structure of the branch pipe die drawing device of the carbon fiber round pipe connection node according to the embodiment of the present invention at a third viewing angle;
fig. 4 is a schematic structural diagram of an explosion structure of a branch pipe die drawing device of a carbon fiber round pipe connection node according to an embodiment of the present invention at a first viewing angle;
fig. 5 is a schematic structural diagram of an explosion structure of the branch pipe mold drawing device of the carbon fiber round pipe connection node according to the embodiment of the present invention at the second viewing angle.
In the figure: the device comprises a movable pull rod 1, a rotary handle 2, an involute tooth groove 3, a driving gear 4, a pull rod accommodating seat 7, a needle bearing 8, a speed reducer 9, a motor 11, a cushion block 12, a gear shaft 14, a sleeve 15, a notch 17, a sliding bearing 18, a mounting plate 19, a body 20, a movable bolt 22, an opening 24, a branch pipe mold 25 and a branch pipe 28.
Detailed Description
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.
Referring to fig. 1 to 5, the present embodiment provides a branch pipe mold 25 drawing apparatus for a carbon fiber round pipe connection node, including: the device comprises a movable pull rod 1 and a pull rod driving mechanism which is connected with the movable pull rod 1 and drives the movable pull rod 1 to move axially.
It should be noted that, the device for drawing the branch pipe mold 25 of the carbon fiber round pipe connection node of the present embodiment may be applicable to a special working condition, such as, but not limited to, demolding of the branch pipe 28 of a double-K or single-K node mold, and may also be applicable to a general working condition, such as, for example, pulling out an internal thread taper pin or an internal thread cylindrical pin. In this regard, the present embodiment will be described by taking only the case of demolding the branch pipes 28 of the branch pipe mold 25 as an example.
Specifically, firstly, one end of the movable pull rod 1 is used for detachably mating with the branch pipe 28 of the branch pipe mold 25, and as an alternative embodiment, for example, the movable pull rod 1 is in a cylindrical structure, and the outer surface of the movable pull rod 1, which is used for mating with one end of the branch pipe 28 of the branch pipe mold 25, is provided with a threaded structure, that is, the movable pull rod 1 and the branch pipe 28 of the branch pipe mold 25 are detachably connected by means of threaded fit. Here, in view of the convenience of assembling and disassembling the movable pull rod 1 and the branch pipe 28 of the branch pipe mold 25, the embodiment is provided with a knob 2 adapted to rotate the movable pull rod 1 at the end of the movable pull rod 1 away from the branch pipe 28 for adapting to the branch pipe mold 25, that is, the rotation of the movable pull rod 1 is realized by holding the knob 2 by hand, so as to adapt and disassemble between the movable pull rod 1 and the branch pipe 28 of the branch pipe mold 25.
And the pull rod driving mechanism comprises a plurality of involute tooth grooves 3 arranged on the outer surface of the movable pull rod 1, a driving gear 4 suitable for being meshed and connected with the involute tooth grooves 3, and a power assembly connected with the driving gear 4 to drive the driving gear 4 to rotate. It should be noted here that, for the outer surface of the movable pull rod 1 where the plurality of involute tooth grooves 3 are not fully distributed, only a section of outer surface is arranged on the movable pull rod 1, the driving gear 4 is an involute straight-tooth gear, the inner hole has a key groove hole, and the key groove drives the driving gear 4 to rotate. The involute tooth grooves 3 are matched with the movable pull rod 1 and are meshed and matched with the driving gear 4 to form a worm and worm gear pair structure, under the condition, the axial moving effect of the movable pull rod 1 is achieved through the rotating action of the driving gear 4, and the rotating motion is converted into linear motion.
Referring to the drawings of the present embodiment, the power assembly includes a gear shaft 14 fixedly connected to the driving gear 4, and a driver connected to the gear shaft 14 for driving the gear shaft 14 to rotate the driving gear 4. In an alternative implementation, the gear shaft 14 of the present embodiment is, for example, but not limited to, a stepped shaft, and the gear shaft 14 is provided with an external key for matching with the key slot of the driving gear 4; one end of the gear shaft 14, which is used for being connected with a driver, is milled with a square shape with a circle, and the gear shaft 14 is used for transmitting torque to drive the driving gear 4 to rotate.
In addition, the branch pipe mold 25 drawing device of the carbon fiber round pipe connection node of the embodiment further comprises a pull rod accommodating seat 7; the gear shaft 14 is accommodated in the pull rod accommodating seat 7 along with the driving gear 4, and two ends of the gear shaft 14 are respectively in a rotating fit structure with the pull rod accommodating seat 7 through bearings, such as but not limited to needle roller bearings 8.
For the driver of the present embodiment, in an alternative implementation manner, the driver employs a speed reducer 9 and a motor 11 which are used in cooperation, where the speed reducer 9 is used to reduce a gear ratio, convert a high rotation speed into a low rotation speed, and convert a low torque into a high torque. When the speed reducer 9 and the motor 11 are used for realizing rotation of the gear shaft 14, the speed reducer 9 and the motor 11 are both located outside the pull rod accommodating seat 7, and a cushion block 12 used for isolating the speed reducer 9 from the pull rod accommodating seat 7 is arranged between the speed reducer 9 and the pull rod accommodating seat 7, in detail, the cushion block 12 is a circular shaft sleeve and is sleeved on the gear shaft 14, and a certain gap is formed between the gear shaft 14 and the speed reducer 9.
For the cooperation between the movable pull rod 1 and the pull rod accommodating seat 7, the movable pull rod 1 penetrates through the pull rod accommodating seat 7 through a sleeve 15. Specifically, the sleeve 15 has a hollow inner cavity, and both axial ends of the sleeve 15 are opening structures communicated with the inner cavity of the sleeve 15, the movable pull rod 1 is adapted to penetrate the inner cavity of the sleeve 15 along the axial direction of the sleeve 15, and both end portions of the movable pull rod 1 are adapted to be respectively located outside both axial ends of the sleeve 15, in detail, one end of the pull rod sleeve 15, which is far away from the rotating handle 2, is inserted into the inner cavity of the sleeve 15 through the opening structure at one end of the sleeve 15, and then extends out of the inner cavity of the sleeve 15 from the opening structure at the other end of the sleeve 15. The pipe wall of sleeve pipe 15 is equipped with a breach that link up this sleeve pipe 15 inner chamber, and a plurality of involute tooth form grooves 3 are suitable for and link to each other through the breach and the meshing of driving gear 4, and under the effect of driving gear 4, movable pull rod 1 can carry out linear motion along the axial of sleeve pipe 15. The section of the notch is preferably an arc structure adapted to the arc side end of the driving gear 4, and may be of other shapes, as long as the movable pull rod 1 is exposed out of the multiple involute tooth grooves 3 on the movable pull rod 1 through the notch to realize meshing connection with the driving gear 4, which can meet the use requirement of the embodiment.
It should be noted that, when the movable pull rod 1 is driven by the rotating handle 2 to rotate to realize the threaded connection or the detachment of the movable pull rod 1 and the branch pipe 28 of the branch pipe mold 25, the movable pull rod 1 rotates relative to the inner cavity of the sleeve 15, and at this time, the inner cavity of the sleeve 15 near the end of the rotating handle 2 on the movable pull rod 1 is provided with a sliding bearing 18, so that the movable pull rod 1 can rotate relative to the inner cavity of the sleeve 15 through the sliding bearing 18.
For the demolding operation between the branch pipe mold 25 and the branch pipe 28, during the drawing of the branch pipe 28 relative to the branch pipe mold 25, the branch pipe mold 25 needs to be fixed, that is, by fixing the position of the branch pipe mold 25, the position of the branch pipe 28 relative to the branch pipe mold 25 is changed to realize the demolding effect. Based on the consideration of the above problem, the drawing device for the branch pipe mold 25 of the carbon fiber round pipe connection node of the embodiment further includes a branch pipe 28 demolding seat detachably connected to the end portion of the sleeve 15 extending out of the pull rod accommodating seat 7, and the branch pipe 28 demolding seat is used for being connected with the branch pipe mold 25 in a matching manner. Furthermore, the lateral end face of the stripper seat of the branch pipe 28 facing the side for connecting the bushing 15 is provided with an opening suitable for communicating with the internal cavity of the bushing 15, i.e. the mobile tie rod 1 is suitable for being partially inserted in the stripper seat of the branch pipe 28 through the opening 24. That is, the branch pipe 28 demoulding seat realizes the fixation of the branch pipe mould 25, and the movable pull rod 1 realizes the matching with the branch pipe 28 by partially inserting into the branch pipe 28 demoulding seat, so that the movable pull rod 1 drives the movement of the branch pipe 28 to realize the demoulding effect of the branch pipe 28 and the branch pipe mould 25.
For the connection between the sleeve 15 and the stripper seat of the branch pipe 28, the end of the sleeve 15 for connecting the stripper seat of the branch pipe 28 is fixedly connected with a mounting plate 19; that is, the sleeve 15 is matched with the stripper seat of the branch pipe 28 through the mounting plate 19. The mounting plate 19 and the stripper seat of the branch pipe 28 can be connected by screws for matching.
In an alternative embodiment, the branch pipe 28 stripping seat comprises a body 20 with a C-shaped structure, and a movable bolt 22 adapted to realize the detachable connection between the branch pipe mold 25 and the body 20; the opening 24 is provided in the body 20. In an alternative mode, the body 20 may be formed by welding three steel plates or by machining one steel block, and at least four threaded mounting holes are prepared on a side end surface of the body 20 facing the mounting plate 19 to facilitate screw coupling with the mounting plate 19. It should be noted here that the body 20 of the C-shaped structure has a space that can be partially inserted into the branch pipe mold 25, and for the branch pipe mold 25 inserted into the space, the bolt hole that is suitable for the movable bolt 22 to pass through is formed on the branch pipe mold 25, so that the movable bolt 22 passes through the bolt hole of the branch pipe mold 25, and then is connected and fixed with the stripper seat of the branch pipe 28.
The concrete implementation principle of the branch pipe mold 25 drawing device of the carbon fiber round pipe connection node of the embodiment is as follows:
the branch pipe 28 demoulding base and the branch pipe mold 25 are fixed, the rotary handle 2 is twisted, the threaded structure at one end of the movable pull rod 1 is screwed into the internal thread of the branch pipe 28 of the branch pipe mold 25, therefore, the fixing of the branch pipe 28 demoulding base and the branch pipe mold 25 is completed, the movable pull rod 1 and the branch pipe 28 are connected after matching, the motor 11 is turned, the speed reducer is driven to rotate, the speed reducer drives the gear shaft 14 to rotate, the gear shaft 14 drives the driving gear 4 to rotate, the gear rotates to drive the movable pull rod 1 to move in the linear direction along the axial direction of the sleeve 15, and the branch pipe 28 in the linear movement process of the movable pull rod 1 is pulled through matching of the movable pull rod 1 and the branch pipe 28. After the drawing of the branch pipe 28 is completed, the power supply is turned off, the branch pipe 28 demoulding seat is disassembled, the movable pull rod 1 is pushed forwards to expose the branch pipe mould 25, the branch pipe mould 25 is screwed down manually, and the drawing of the branch pipe mould 25 is completed. When the taper pin or the cylindrical pin with the internal thread is disassembled under the general working condition, the branch pipe 28 demoulding seat is disassembled, the thread at one end of the movable pull rod 1 is directly selected into the internal thread of the taper pin or the cylindrical pin by using the rotary handle, the power supply is switched on, and the taper pin or the cylindrical pin is pulled out.
The above embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above embodiments are only examples of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
In the description of the present invention, it is to be understood that the terms indicating orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the present disclosure, unless otherwise expressly stated or limited, the first feature may comprise both the first and second features directly contacting each other, and also may comprise the first and second features not being directly contacting each other but being in contact with each other by means of further features between them. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.
Claims (10)
1. The utility model provides a carbon fiber pipe connected node's branch pipe mould draw-off gear which characterized in that includes:
one end of the movable pull rod is detachably connected with a branch pipe of the branch pipe mold;
the pull rod driving mechanism comprises a plurality of involute tooth grooves formed in the outer surface of the movable pull rod, a driving gear suitable for being meshed and connected with the involute tooth grooves, and a power assembly connected with the driving gear and used for driving the driving gear to rotate.
2. The carbon fiber round tube connection node branch tube die drawing device as claimed in claim 1, wherein a thread structure is provided on an outer surface of one end of the movable pull rod for coupling with a branch tube of a branch tube die.
3. The carbon fiber round pipe connection node branch pipe die drawing device as claimed in any one of claims 1 or 2, wherein the end of the movable pull rod, which is far away from the branch pipe for matching with the branch pipe die, is provided with a rotating handle suitable for rotating the movable pull rod.
4. The carbon fiber round tube connection node branch tube die drawing device as claimed in claim 1, wherein the power assembly comprises a gear shaft fixedly connected with the driving gear, and a driver connected with the gear shaft to drive the driving gear to rotate.
5. The carbon fiber round tube connection node branch tube die drawing apparatus as claimed in claim 4, wherein the carbon fiber round tube connection node branch tube die drawing apparatus further comprises a draw bar accommodating seat;
the gear shaft is accommodated in the pull rod accommodating seat along with the driving gear; and
the movable pull rod penetrates through the pull rod accommodating seat through a sleeve;
the sleeve is provided with a hollow inner cavity, and both axial ends of the sleeve are opening structures communicated with the inner cavity of the sleeve;
the movable pull rod is suitable for penetrating through the inner cavity of the sleeve along the axial direction of the sleeve, and two end parts of the movable pull rod are suitable for being respectively positioned outside two axial ends of the sleeve;
the pipe wall of the sleeve is provided with a notch which runs through the inner cavity of the sleeve, and the involute tooth-shaped grooves are suitable for being meshed and connected with the driving gear through the notch.
6. The carbon fiber round tube connection node branch tube die drawing device as claimed in claim 5, wherein the cross section of the notch is an arc-shaped structure adapted to the arc-shaped side end of the driving gear.
7. The carbon fiber round pipe connection node branch pipe die drawing device as claimed in claim 6, wherein a rotation fit structure is formed between two ends of the gear shaft and the pull rod accommodating seat through bearings respectively.
8. The carbon fiber round tube connection node branch tube die drawing device as claimed in any one of claims 6 or 7, further comprising a branch tube demolding seat detachably connected to an end portion of the sleeve extending out of the draw bar accommodating seat;
the branch pipe demolding seat is used for being matched and connected with the branch pipe mold; and
the side end face of the branch pipe demoulding seat facing to the connecting sleeve is provided with an opening which is suitable for being communicated with the inner cavity of the connecting sleeve, namely the movable pull rod is suitable for being partially inserted into the branch pipe demoulding seat through the opening.
9. The carbon fiber round tube connection node branch tube die drawing device as claimed in claim 8, wherein an end of the sleeve for connecting the branch tube stripper seat is fixedly connected with a mounting plate; namely, the sleeve is matched and connected with the branch pipe demoulding seat through the mounting plate.
10. The carbon fiber round tube connection node branch tube die drawing device as claimed in claim 8, wherein the branch tube demolding seat comprises a C-shaped body and a movable bolt adapted to achieve detachable connection between the branch tube die and the body;
the opening is arranged on the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921856829.6U CN210940543U (en) | 2019-10-31 | 2019-10-31 | Branch pipe mould drawing device of carbon fiber round pipe connection node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921856829.6U CN210940543U (en) | 2019-10-31 | 2019-10-31 | Branch pipe mould drawing device of carbon fiber round pipe connection node |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210940543U true CN210940543U (en) | 2020-07-07 |
Family
ID=71399256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921856829.6U Active CN210940543U (en) | 2019-10-31 | 2019-10-31 | Branch pipe mould drawing device of carbon fiber round pipe connection node |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210940543U (en) |
-
2019
- 2019-10-31 CN CN201921856829.6U patent/CN210940543U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211990580U (en) | Center tube riveting die | |
| CN210940543U (en) | Branch pipe mould drawing device of carbon fiber round pipe connection node | |
| KR101257474B1 (en) | Jig device for disassembling coupling | |
| CN110714898B (en) | Compressor unit barring device and barring method thereof | |
| CN217529919U (en) | Automatic dismounting machine of automobile transmission shaft | |
| CN102151710B (en) | Pecker replacing device of metal extruder | |
| CN111002695B (en) | Ink scraping device of gravure printing machine | |
| CN210059895U (en) | Variable-pitch rail hole distribution drill | |
| CN211360745U (en) | Plate pipe drilling structure with automatic feeding function | |
| JP5495829B2 (en) | Screw type injection device and disassembly / assembly method thereof | |
| CN213107854U (en) | Clamping device for injection mold | |
| CN216642834U (en) | Expansion sleeve capable of being quickly assembled and disassembled | |
| CN214291800U (en) | Transmission shaft joint steel pressing bowl die | |
| CN201116573Y (en) | Rotary connection device | |
| CN210826958U (en) | Dual-purpose drilling machine for sleeper bolt and nylon sleeve | |
| CN218971800U (en) | Driving gear reduction gearbox | |
| CN218363335U (en) | Multifunctional tool quick-change device | |
| CN213003664U (en) | Screw locking device | |
| CN211274870U (en) | Grinding roller device of surfacing vertical mill | |
| CN218927652U (en) | Pin puller of screw extruder | |
| CN209969659U (en) | Rail hole drill | |
| CN216462887U (en) | Assembling device for synchronous motor bearing | |
| CN111054962B (en) | Milling head for milling inner cavity curve groove | |
| CN210799982U (en) | Gear box | |
| CN210997246U (en) | Frock is fixed to car oil tank |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |