CN110587984A - Novel micro-injection pump - Google Patents
Novel micro-injection pump Download PDFInfo
- Publication number
- CN110587984A CN110587984A CN201910900093.6A CN201910900093A CN110587984A CN 110587984 A CN110587984 A CN 110587984A CN 201910900093 A CN201910900093 A CN 201910900093A CN 110587984 A CN110587984 A CN 110587984A
- Authority
- CN
- China
- Prior art keywords
- fixing seat
- cartridge
- injection
- seat
- buckle
- 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.)
- Pending
Links
- 238000000520 microinjection Methods 0.000 title claims abstract description 12
- 238000002347 injection Methods 0.000 claims abstract description 50
- 239000007924 injection Substances 0.000 claims abstract description 50
- 230000033001 locomotion Effects 0.000 claims abstract description 9
- 239000003814 drug Substances 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 13
- 238000003825 pressing Methods 0.000 claims description 10
- 230000001360 synchronised effect Effects 0.000 claims description 9
- 230000009467 reduction Effects 0.000 claims description 8
- 238000007639 printing Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 11
- 238000006073 displacement reaction Methods 0.000 description 4
- 239000012620 biological material Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010041 electrostatic spinning Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/307—Handling of material to be used in additive manufacturing
- B29C64/321—Feeding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y40/00—Auxiliary operations or equipment, e.g. for material handling
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/0007—Electro-spinning
- D01D5/0061—Electro-spinning characterised by the electro-spinning apparatus
- D01D5/0069—Electro-spinning characterised by the electro-spinning apparatus characterised by the spinning section, e.g. capillary tube, protrusion or pin
Abstract
The invention provides a novel micro-injection pump, which comprises an injection cartridge, an injection piston, a lead screw device and a motor, wherein the motor drives the lead screw device to push the injection piston to do linear motion in the injection cartridge; the cartridge case fixing seat and the front end fixing seat are fixedly connected through a quick fixing buckle. The novel micro-injection pump adopts a multi-direction positioning mode, has the advantages of convenience and rapidness in installation, stability, firmness and the like, can realize the function of rapidly replacing the needle cylinder by rapidly fixing the buckle, avoids tools, can replace the needle cylinder, and ensures the continuity and consistency of three-d printing to the utmost extent.
Description
Technical Field
The invention relates to the technical field of electrostatic spinning and electrostatic biomaterial 3D printing, in particular to a novel micro-injection pump.
Background
With the popularization of 3d printing technology for biological materials, higher requirements are made on printing precision, which means that the medicine injection pump also needs to improve the supply precision. The existing injection pump basically adopts a motor to directly connect a lead screw, a needle cylinder is pressed on a support, a piston of the needle cylinder is contacted with a lead screw nut, the motor drives the lead screw to rotate, and the lead screw extrudes the piston of the needle cylinder to carry out micro-output on liquid medicine. The controller calculates the flow rate according to the sectional area of the syringe and the movement amount of the piston in unit time, and only the movement speed of the piston needs to be set on the controller to set the flow rate speed.
The micro-injection pump is mainly applied to raw material supply of an electrostatic spinning machine, the conventional micro-injection pump is simple in structure, coarse ores do not avoid factors influencing injection precision, the outer wall of a syringe cylinder of the injector is directly pressed for fixing, so that the compression part of the syringe cylinder is deformed, the injection flow is not matched with the set flow after a piston reaches the compression part, and errors are caused.
Disclosure of Invention
The invention aims to provide a novel micro-injection pump which has the advantages of convenience in installation, stability and firmness, and avoids the deformation of a pressed part of a syringe of an injector and the inconsistency of the actual liquid outlet flow and the set flow caused by the shaking of the syringe in the injection process.
In order to solve the technical problems, the invention provides a novel micro-injection pump which comprises an injection cartridge, an injection piston, a lead screw device and a motor, wherein the injection piston is slidably inserted into the injection cartridge, the motor drives the lead screw device to push the injection piston to do linear motion in the injection cartridge, the lead screw device comprises a front end fixing seat, the injection cartridge is pressed into the cartridge fixing seat to be fixed, two Y-direction positioning beams and one X-direction positioning beam are respectively arranged on two sides of the bottom of the cartridge fixing seat, and the cartridge fixing seat is connected with the front end fixing seat in a clamping manner by embedding the two Y-direction positioning beams and the X-direction positioning beam into corresponding grooves of the front end fixing seat; the cartridge case fixing seat and the front end fixing seat are fixedly connected through a quick fixing buckle.
The contact surface of the cartridge holder and the injection cartridge is an encircling arc surface.
The cartridge case fixing seat is provided with a clamping groove, and a cartridge case flange of the injection cartridge case is embedded into the clamping groove for fixing.
The length directions of the two Y-direction positioning beams are the radial directions of the cartridge holder fixing seats; the length direction of the X-direction positioning beam is the axial direction of the cartridge holder; the two side faces of the cartridge fixing seat are provided with Z-direction fixing buckle mounting holes, and the hole depth direction of the Z-direction fixing buckle mounting holes is the radial direction of the cartridge fixing seat.
The quick fixing buckle comprises an upper buckle seat and a lower buckle seat, the upper buckle seat is fixedly connected to the cartridge fixing seat through a screw and a Z-direction fixing buckle mounting hole close to one side of the Y-direction positioning beam, the upper buckle seat is provided with a hook, the lower buckle seat is connected to the front end fixing seat through a screw, the lower buckle seat is axially connected with a pressing handle, the pressing handle is rotatably connected with a U-shaped hook, the U-shaped hook is sleeved on the hook, and the U-shaped hook is tensioned through the pressing handle; the fastening direction of the quick fixing buckle is vertical to the length direction of the Y-direction positioning beam.
The motor is in driving connection with the screw device through a synchronous belt wheel with a reduction ratio.
The screw rod device further comprises a rear end fixing seat, a base, a screw rod, a moving block, a sliding rod fixing seat and a pushing block; the moving block is sleeved on the lead screw and the sliding rod; two ends of the screw rod are respectively connected to the rear end fixing seat and the front end fixing seat; two ends of the sliding rod are respectively connected to the rear end fixing seat and the sliding rod fixing seat; the rear end fixing seat is connected to one end of the base through a screw, and the front end fixing seat and the sliding rod fixing seat are connected to the other end of the base through screws; the pushing block is connected to the moving block through screws and is in contact with a handle of the injection piston.
The synchronous belt wheel comprises a driving wheel, a transmission belt and a driven wheel; the driving wheel is connected with a rotating shaft of the motor, the motor is connected to a motor base, and the motor base is connected to the rear end fixing base; the driven wheel is in transmission connection with the driving wheel through the transmission belt, and the driven wheel is connected with the screw rod.
Compared with the prior art, the novel micro-injection pump has the following beneficial effects:
1. the invention has the advantages of convenient and fast installation, stability, firmness and the like because the cartridge fixing seat adopts the multi-directional positioning mode of the fast fixing buckle, the X-direction positioning beam and the Y-direction positioning beam, and the fast fixing buckle can realize the function of fast replacing the syringe, thereby not only replacing the syringe without tools, but also ensuring the continuity and consistency of three-d printing to the utmost extent.
2. According to the invention, as the contact surface of the cartridge holder and the injection cartridge is set to be the encircling arc surface, the cartridge holder adopts the integral encircling syringe design, so that the whole stress of the syringe is uniform, the motion sectional area of the piston cannot be changed under any condition, and the stable liquid medicine output is always ensured; and the needle cylinder is more tightly fixed, so that displacement in any direction is avoided, and the liquid medicine output precision is also ensured.
3. The invention adopts a precise synchronous pulley system with a reduction ratio to carry out reduction transmission between the motor and the lead screw, so that the structure has the advantages of improving the resolution ratio and reducing the control error caused by losing the pulse number.
Drawings
The novel micro syringe pump of the present invention is described in further detail below with reference to the accompanying drawings and the detailed description.
Fig. 1 is a schematic front view of the present invention.
Fig. 2 is a schematic bottom view of the present invention.
Fig. 3 is a right-view structural diagram of the present invention.
Fig. 4 is a schematic perspective view of the present invention.
Fig. 5 is another perspective view of the present invention.
Fig. 6 is a front view of the cartridge holder of the present invention.
The reference numerals are explained below.
An injection cartridge 1, a cartridge flange 1-1, an injection piston 2, a handle 2-1, a lead screw 3, a front end fixing seat 3-1, a rear end fixing seat 3-2, a base 3-3, a lead screw 3-4, a moving block 3-5, a slide bar 3-6, a slide bar fixing seat 3-7, a pushing block 3-8, a motor 4, a rotating shaft 4-1, a motor seat 4-2, a cartridge fixing seat 5, a surrounding arc surface 5-1, a Z-direction fixing buckle mounting hole 5-2, a Y-direction positioning beam 5-3, an X-direction positioning beam 5-4, a clamping groove 5-5, a quick fixing buckle 6, an upper buckle seat 6-1, a lower buckle seat 6-2, a hook 6-3, a U-shaped hook 6-4, a pressing handle 6-5, a synchronous belt wheel 7, a driving wheel 7-1, a driving wheel 7-, A transmission belt 7-2 and a driven wheel 7-3.
Detailed Description
As shown in fig. 1-6, the present invention provides a novel micro syringe pump, which comprises a syringe cartridge 1, a syringe piston 2, a lead screw device 3 and a motor 4, the injection piston 2 is slidably inserted into the injection cartridge 1, the motor 4 drives the lead screw device 3 to push the injection piston 2 to make a linear motion in the injection cartridge 1, the screw device 3 comprises a front end fixing seat 3-1, the injection cartridge 1 is pressed into the cartridge fixing seat 5 for fixing, two Y-direction positioning beams 5-3 and an X-direction positioning beam 5-4 are respectively arranged at two sides of the bottom of the cartridge holder 5, the cartridge holder 5 is formed by embedding two Y-direction positioning beams 5-3 and one X-direction positioning beam 5-4 into corresponding grooves of the front end holder 3-1 and tightly clamping and connecting the front end holder 3-1; the cartridge holder 5 and the front end holder 3-1 are fixedly connected through a quick fixing buckle 6. The contact surface of the cartridge fixing seat 5 and the injection cartridge 1 is an encircling arc surface 5-1; the cartridge fixing seat 5 is provided with a clamping groove 5-5, and a cartridge flange 1-1 of the injection cartridge 1 is embedded into the clamping groove 5-5 for fixing.
This embodiment has redesigned injection cartridge case 1's mounting fixture according to the shape of injection cartridge case 1, the contact surface of cartridge case fixing base 5 and injection cartridge case 1 is embracing formula cambered surface 5-1, embrace formula cambered surface 5-1 and injection cartridge case 1 and just laminate, the cylinder is plastics, it can slightly warp to press into cartridge case fixing base 5, but there is not other big influence, adopt the design of wholly embracing the cylinder, make injection cartridge case 1 whole atress even, no matter injection piston 2's motion sectional area can not change under any circumstance, guarantee stable liquid medicine output all the time, adopted the design of wholly embracing simultaneously, injection cartridge case 1's fixed is inseparabler, can not have the displacement of any direction, liquid medicine output accuracy has also been guaranteed. The cartridge holder 5 is detachably fixed on the front end holder 3-1 of the screw device 3 through the quick fixing buckle 6, and has the function of quickly replacing the syringe, so that tools are not needed, and the syringe can be replaced. And the continuity and consistency of three-d printing are ensured to the utmost extent. The two Y-direction positioning beams 5-3 and the X-direction positioning beam 5-4 arranged at the bottom of the cartridge fixing seat 5 are combined to form multidirectional positioning, and finally, the final positioning is carried out by using the quick fixing buckle.
Various modifications of the present embodiment will be described in detail below.
As shown in fig. 6, the length directions of two Y-direction positioning beams 5-3 at the bottom of the cartridge holder 5 are the radial directions of the cartridge holder 5, the length direction of the X-direction positioning beam 5-4 is the axial direction of the cartridge holder 5, and the two Y-direction positioning beams 5-3 and the X-direction positioning beam 5-4 are square bodies.
In the embodiment, when the syringe is embedded into a corresponding groove on the front-end fixing seat 3-1, the two Y-direction positioning beams 5-3 can prevent the cartridge fixing seat 5 from shaking along the axial direction, and the X-direction positioning beam 5-4 can prevent the cartridge fixing seat 5 from shaking along the radial direction, so that the cartridge fixing seat 5 is clamped in the X direction and the Y direction, displacement in the X direction and the Y direction is avoided, the liquid medicine output precision is ensured, and the phenomenon that the actual liquid outlet flow is inconsistent with the set flow due to the shaking of the syringe is avoided.
As shown in fig. 1 to 6, Z-direction fixing buckle mounting holes 5-2 are formed in two side surfaces of the cartridge holder 5, and a hole depth direction of the Z-direction fixing buckle mounting holes 5-2 is a radial direction of the cartridge holder 5; the quick fixing buckle 6 comprises an upper buckle seat 6-1 and a lower buckle seat 6-2, the upper buckle seat 6-1 is fixedly connected to the cartridge holder 5 through a screw and a Z-direction fixing buckle mounting hole 5-2 close to one side of the Y-direction positioning beam 5-3, the upper buckle seat 6-1 is provided with a hook 6-3, the lower buckle seat 6-2 is connected to the front end holder 3-1 through a screw, the lower buckle seat 6-2 is axially connected with a pressing handle 6-5, the pressing handle 6-5 is rotatably connected with a U-shaped hook 6-4, the U-shaped hook 6-4 is sleeved on the hook 6-3, and the U-shaped hook 6-4 is tensioned through the pressing handle 6-5; the fastening direction of the quick fixing buckle 6 is vertical to the length direction of the Y-direction positioning beam 5-3.
According to the embodiment, the quick fixing buckle 6 and the Z-direction fixing buckle mounting hole 5-2 are used for fixing the medicine cartridge fixing seat 5 on the front end fixing seat 3-1 and clamping the medicine cartridge fixing seat 5 in the Z direction, so that displacement in the Z direction is avoided, the output accuracy of liquid medicine is ensured, and the phenomenon that the actual liquid outlet flow rate is inconsistent with the set flow rate due to the fact that the needle cylinder shakes is avoided.
As shown in fig. 1, 4 and 5, the motor 4 is drivingly connected to the screw shaft 3 via a timing pulley 7 having a reduction ratio.
The embodiment performs speed reduction transmission between the motor and the screw rod through the precise synchronous belt wheel with the speed reduction ratio, and the structure has the advantages of improving resolution and reducing control errors caused by loss of pulse number.
Specifically, the screw rod device 3 further comprises a rear end fixing seat 3-2, a base 3-3, a screw rod 3-4, a moving block 3-5, a sliding rod 3-6, a sliding rod fixing seat 3-7 and a pushing block 3-8; the moving block 3-5 is sleeved on the screw rod 3-4 and the slide rod 3-6; two ends of the screw rod 3-4 are respectively connected to the rear end fixing seat 3-2 and the front end fixing seat 3-1; two ends of the slide bar 3-6 are respectively connected to the rear end fixing seat 3-2 and the slide bar fixing seat 3-7; the rear end fixed seat 3-2 is connected with one end of the base 3-1 through a screw, and the front end fixed seat 3-1 and the sliding rod fixed seat 3-7 are connected with the other end of the base 3-1 through screws; the pushing block 3-8 is connected to the moving block 3-5 through screws, and the pushing block 3-8 is in contact with the handle 2-1 of the injection piston 2.
In the embodiment, the synchronous belt pulley 7 drives the screw rod 3-4 to rotate, the lead screw nut is arranged in the moving block 3-5 and is connected with the screw rod 3-4, the moving block 3-5 does linear motion, and the pushing block 3-8 connected to the moving block 3-5 pushes the handle 2-1 of the injection piston 2 to push out the liquid medicine in the injection medicine cylinder 1.
The synchronous belt wheel 7 comprises a driving wheel 7-1, a transmission belt 7-2 and a driven wheel 7-3; the driving wheel 7-1 is connected with a rotating shaft 4-1 of the motor 4, the motor 4 is connected to a motor base 4-2, and the motor base 4-2 is connected to the rear end fixing base 3-2; the driven wheel 7-3 is in transmission connection with the driving wheel 7-1 through the transmission belt 7-2, and the driven wheel 7-3 is connected with the screw rod 3-4.
The precise synchronous belt wheel with the speed reduction ratio is composed of the driving wheel, the transmission belt and the driven wheel, and is simple in structure and easy to manufacture.
It should be noted that the above summary and the detailed description are intended to demonstrate the practical application of the technical solutions provided by the present invention, and should not be construed as limiting the scope of the present invention. Various modifications, equivalent substitutions, or improvements may be made by those skilled in the art within the spirit and principles of the invention. The scope of the invention is to be determined by the appended claims.
Claims (6)
1. A novel micro-injection pump comprises an injection cartridge (1), an injection piston (2), a lead screw device (3) and a motor (4), wherein the injection piston (2) is slidably inserted into the injection cartridge (1), the motor (4) drives the lead screw device (3) to push the injection piston (2) to do linear motion in the injection cartridge (1), the lead screw device (3) comprises a front end fixing seat (3-1), and the micro-injection pump is characterized in that,
the injection cartridge (1) is pressed into the cartridge fixing seat (5) for fixing, two Y-direction positioning beams (5-3) and one X-direction positioning beam (5-4) are respectively arranged on two sides of the bottom of the cartridge fixing seat (5), and the cartridge fixing seat (5) is tightly connected with the front end fixing seat (3-1) by embedding the two Y-direction positioning beams (5-3) and the X-direction positioning beam (5-4) into corresponding grooves of the front end fixing seat (3-1); the cartridge fixing seat (5) is fixedly connected with the front end fixing seat (3-1) through a quick fixing buckle (6).
2. The novel micro syringe pump of claim 1,
the contact surface of the cartridge fixing seat (5) and the injection cartridge (1) is an encircling arc surface (5-1);
the injection medicine cartridge is characterized in that a clamping groove (5-5) is formed in the medicine cartridge fixing seat (5), and a medicine cartridge flange (1-1) of the injection medicine cartridge (1) is embedded into the clamping groove (5-5) and fixed.
3. The novel micro syringe pump of claim 1,
the length directions of the two Y-direction positioning beams (5-3) are the radial directions of the cartridge fixing seats (5);
the length direction of the X-direction positioning beam (5-4) is the axial direction of the cartridge fixing seat (5);
two side surfaces of the medicine cylinder fixing seat (5) are provided with Z-direction fixing buckle mounting holes (5-2), and the hole depth direction of the Z-direction fixing buckle mounting holes (5-2) is the radial direction of the medicine cylinder fixing seat (5);
the quick fixing buckle (6) comprises an upper buckle seat (6-1) and a lower buckle seat (6-2), the upper buckle seat (6-1) is fixedly connected to the cartridge fixing seat (5) through a screw and a Z-direction fixing buckle mounting hole (5-2) close to one side of the Y-direction positioning beam (5-3), a hook (6-3) is arranged on the upper buckle seat (6-1), the lower buckle seat (6-2) is connected to the front end fixing seat (3-1) through a screw, a pressing handle (6-5) is axially connected to the lower buckle seat (6-2), a U-shaped hook (6-4) is rotatably connected to the pressing handle (6-5), the U-shaped hook (6-4) is sleeved on the hook (6-3), and the U-shaped hook (6-4) is tightened through the pressing handle (6-5);
the fastening direction of the quick fixing buckle (6) is vertical to the length direction of the Y-direction positioning beam (5-3).
4. A novel micro-syringe pump according to claim 3, characterized in that the motor (4) is drivingly connected to the screw device (3) via a timing pulley (7) with a reduction ratio.
5. The novel micro syringe pump of claim 4,
the screw rod device (3) further comprises a rear end fixing seat (3-2), a base (3-3), a screw rod (3-4), a moving block (3-5), a sliding rod (3-6), a sliding rod fixing seat (3-7) and a pushing block (3-8);
the moving block (3-5) is sleeved on the screw rod (3-4) and the sliding rod (3-6);
two ends of the screw rod (3-4) are respectively connected to the rear end fixing seat (3-2) and the front end fixing seat (3-1);
two ends of the slide bar (3-6) are respectively connected to the rear end fixing seat (3-2) and the slide bar fixing seat (3-7);
the rear end fixing seat (3-2) is connected to one end of the base (3-1) through a screw, and the front end fixing seat (3-1) and the sliding rod fixing seat (3-7) are connected to the other end of the base (3-1) through screws;
the pushing block (3-8) is connected to the moving block (3-5) through screws, and the pushing block (3-8) is in contact with a handle (2-1) of the injection piston (2).
6. The novel micro syringe pump of claim 5,
the synchronous belt wheel (7) comprises a driving wheel (7-1), a transmission belt (7-2) and a driven wheel (7-3);
the driving wheel (7-1) is connected with a rotating shaft (4-1) of the motor (4), the motor (4) is connected to a motor base (4-2), and the motor base (4-2) is connected to the rear end fixing base (3-2);
the driven wheel (7-3) is in transmission connection with the driving wheel (7-1) through the transmission belt (7-2), and the driven wheel (7-3) is connected with the screw rod (3-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910900093.6A CN110587984A (en) | 2019-09-23 | 2019-09-23 | Novel micro-injection pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910900093.6A CN110587984A (en) | 2019-09-23 | 2019-09-23 | Novel micro-injection pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110587984A true CN110587984A (en) | 2019-12-20 |
Family
ID=68862495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910900093.6A Pending CN110587984A (en) | 2019-09-23 | 2019-09-23 | Novel micro-injection pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110587984A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4767306A (en) * | 1985-04-16 | 1988-08-30 | Ube Industries, Ltd. | Injection apparatus |
| CN1827181A (en) * | 2000-02-10 | 2006-09-06 | 株式会社根本杏林堂 | Syringe barrel and cylinder holder |
| CN106807580A (en) * | 2015-11-28 | 2017-06-09 | 青岛世纪云帆实业有限公司 | The dismantled and assembled handle fabrication and installation technique that is locked |
| CN207696993U (en) * | 2017-12-13 | 2018-08-07 | 仁兴机械（佛山）有限公司 | A kind of electronic single-cylinder injection device of injection molding machine |
| CN108836562A (en) * | 2018-07-04 | 2018-11-20 | 岑瑜 | A kind of dedicated syringe injection device of herding and application method |
| CN108891027A (en) * | 2018-08-27 | 2018-11-27 | 河南理工大学 | Modularization Quick universal 3D printing tool heads |
| CN110042480A (en) * | 2019-05-08 | 2019-07-23 | 广东工业大学 | A kind of electrostatic spinning injecting systems |
| CN210590600U (en) * | 2019-09-23 | 2020-05-22 | 天津勒燕封胥科技有限公司 | Novel micro-injection pump |
-
2019
- 2019-09-23 CN CN201910900093.6A patent/CN110587984A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4767306A (en) * | 1985-04-16 | 1988-08-30 | Ube Industries, Ltd. | Injection apparatus |
| CN1827181A (en) * | 2000-02-10 | 2006-09-06 | 株式会社根本杏林堂 | Syringe barrel and cylinder holder |
| CN106807580A (en) * | 2015-11-28 | 2017-06-09 | 青岛世纪云帆实业有限公司 | The dismantled and assembled handle fabrication and installation technique that is locked |
| CN207696993U (en) * | 2017-12-13 | 2018-08-07 | 仁兴机械（佛山）有限公司 | A kind of electronic single-cylinder injection device of injection molding machine |
| CN108836562A (en) * | 2018-07-04 | 2018-11-20 | 岑瑜 | A kind of dedicated syringe injection device of herding and application method |
| CN108891027A (en) * | 2018-08-27 | 2018-11-27 | 河南理工大学 | Modularization Quick universal 3D printing tool heads |
| CN110042480A (en) * | 2019-05-08 | 2019-07-23 | 广东工业大学 | A kind of electrostatic spinning injecting systems |
| CN210590600U (en) * | 2019-09-23 | 2020-05-22 | 天津勒燕封胥科技有限公司 | Novel micro-injection pump |
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