CN105642511B - Liquid extrusion device - Google Patents
Liquid extrusion device Download PDFInfo
- Publication number
- CN105642511B CN105642511B CN201510013152.XA CN201510013152A CN105642511B CN 105642511 B CN105642511 B CN 105642511B CN 201510013152 A CN201510013152 A CN 201510013152A CN 105642511 B CN105642511 B CN 105642511B
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- CN
- China
- Prior art keywords
- liquid
- shell
- stroke guide
- liquid extrusion
- pair
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- 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.)
- Expired - Fee Related
Links
- 239000007788 liquid Substances 0.000 title claims abstract description 85
- 238000001125 extrusion Methods 0.000 title claims abstract description 45
- 238000006073 displacement reaction Methods 0.000 claims description 27
- 238000001727 in vivo Methods 0.000 abstract 1
- 235000019219 chocolate Nutrition 0.000 description 2
- 239000006071 cream Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The present invention relates to a kind of liquid extrusion device, including：Housing,It is installed on the in vivo liquid line of the shell,The liquid being positioned in the liquid line,It is installed in the liquid line and can be in the piston of the liquid line slides forwards,The motor that the piston is driven to move forward,The screw putter of the piston is connected to through the motor and extending in the liquid line,Two pairs of stroke guide rails that the liquid extrusion device is further included in the housing and is correspondingly arranged up and down and the displacer for being installed on the screw putter rear end,Stroke guide rail is mutually parallel described in each pair,Two pairs of stroke guide rails are connected in the up-down direction on the displacer,The displacer moves in a straight line in the longitudinal direction along the stroke guide rail,Liquid extrusion device limits the rotary motion of screw putter using stroke guide rail,The convert rotational motion of screw putter is in line movement,So as to which screw putter drives displacer to move in a straight line,Compact structure is simple.
Description
Technical Field
The invention relates to a liquid extrusion device, in particular to a liquid extrusion device of handheld equipment.
Background
At present, liquid extrusion devices on the market, such as a glue extrusion device, a cream-based extrusion device, a chocolate extrusion device and the like, have large structural volume and are inconvenient to operate.
Therefore, it is necessary to provide a new liquid extruding apparatus to solve the above problems.
Disclosure of Invention
The invention aims to provide a liquid extrusion device with a small and simple structure.
The technical scheme for realizing the purpose of the invention is as follows: a liquid extrusion apparatus, comprising: the liquid extrusion device comprises a shell, a liquid pipe arranged in the shell, liquid arranged in the liquid pipe, a piston arranged in the liquid pipe and capable of sliding forwards in the liquid pipe, a motor driving the piston to move forwards, a threaded push rod penetrating through the motor and extending into the liquid pipe to abut against the piston, and the liquid extrusion device further comprises two pairs of stroke guide rails which are arranged in the shell and are arranged correspondingly up and down, and a displacement slide block arranged at the rear end of the threaded push rod, wherein each pair of stroke guide rails are parallel to each other, the two pairs of stroke guide rails abut against the displacement slide block in the up-down direction, and the displacement slide block moves linearly in the front-back direction along the stroke guide rails.
As a preferable mode of the present invention, one pair of the stroke guide rails is formed by projecting upward from the inner surface of the housing, and the other pair of the forming guide rails is formed by projecting downward from the inner surface of the housing.
As an optimized scheme of the invention, two pairs of the travel guide rails are arranged in the shell.
As an optimized solution of the present invention, the displacement slider is provided with a main body portion and a pair of wing portions extending outward from the main body portion, the pair of wing portions extend downward and outward from the main body portion, the pair of wing portions are provided with step portions located on upper surfaces of the wing portions and recessed grooves located on lower surfaces of the wing portions, and the stroke guide rail moves linearly along the recessed grooves.
As an optimized scheme of the invention, the main body part is provided with a concave hole which extends along the longitudinal direction of the main body part, the concave hole does not penetrate through the main body part, and the threaded push rod is fixed in the concave hole.
As an optimized scheme of the invention, the liquid extrusion device further comprises a main control board arranged at the rear end of the shell, the main control board is provided with photoelectric switches positioned at the front end and the rear end of the main control board, the main body part is provided with a protruding part formed by upwards protruding the main body part, when the protruding part of the displacement slide block meets the photoelectric switch, the motor stops operating, the displacement slide block stops doing linear motion, and the photoelectric switch is in an inverted concave shape.
As an optimized solution of the present invention, the liquid extrusion apparatus further includes a battery mounted between the pair of stroke rails and a battery cover mounted on the battery.
As an optimized scheme of the invention, the liquid extrusion device further comprises an upper cover arranged at the top end of the shell, a lower cover arranged at the bottom end of the shell, the upper cover is provided with an opening, the liquid extrusion device further comprises a pen point arranged at the front end of the liquid pipe, and the pen point penetrates through the opening and extends out of the upper cover.
In a preferred embodiment of the present invention, the pen tip is hollow, and the liquid is squeezed out of the pen tip.
As an optimized scheme of the present invention, the housing is provided with a first housing and a second housing located at the front end of the liquid extrusion device, and a third housing and a fourth housing located at the rear end of the liquid extrusion device, the fourth housing is provided with two semicircular clamping parts located at the front end of the fourth housing and arranged along the front-back direction, and an accommodating cavity located between the two clamping parts, the third housing is provided with a clamping part and an accommodating cavity corresponding to the fourth housing, and the motor is installed in the accommodating cavity of the third housing and the accommodating cavity of the fourth housing.
Compared with the prior art, the liquid extrusion device at least has the following advantages: the liquid extrusion device utilizes the stroke guide rail to limit the rotary motion of the threaded push rod and converts the rotary motion of the threaded push rod into linear motion, so that the threaded push rod drives the displacement slide block to do linear motion, and the liquid extrusion device is small and exquisite in structure, simple and easy to operate.
Drawings
In order that the present invention may be more readily and clearly understood, reference is now made to the following detailed description of the invention taken in conjunction with the accompanying drawings, in which:
fig. 1 is a perspective view of a liquid extruding apparatus of the present invention.
Fig. 2 is an exploded view of the liquid extruding apparatus shown in fig. 1.
Fig. 3 is a rear view of the liquid extruding apparatus with the rear cap removed.
Fig. 4 is a perspective view of the displacer.
Fig. 5 is a perspective view of the main control board.
Fig. 6 is a perspective view of the third housing.
Detailed Description
The present invention is a liquid extruding device, and the working mechanism of the present invention is further explained below with reference to the accompanying drawings.
As shown in fig. 1 and 6, the liquid extruding apparatus is a pen-shaped one, and includes a housing 1, an upper cap 2 attached to a top end of the housing 1, a lower cap 3 attached to a bottom end of the housing 1, a liquid tube 4 attached to the housing 1, a liquid (not shown) placed in the liquid tube 4, a piston 5 attached to the liquid tube 4 and capable of sliding forward in the liquid tube 4, a motor 6 for driving the piston 5 to move forward, a screw push rod 7 penetrating the motor 6 and extending into the liquid tube 4 to abut against the piston 5, a battery 8 attached to a rear end of the housing 1, and a main control panel 9.
The casing 1 comprises a first casing 11 and a second casing 12 which are arranged at the front end of the liquid extruding device, a third casing 13 and a fourth casing 14 which are arranged at the rear end of the liquid extruding device, the liquid pipe 4 further comprises a pen point 41 which is arranged at the front end of the liquid pipe 4 and extends out of the upper cover 2, the pen point 41 is hollow, the first casing 11 is provided with a button 110 which is electrically connected with the main control board 9, the button 110 controls the running state of the motor 6, the liquid pipe 4 is arranged in the first casing 11 and the second casing 12, the fourth casing 14 is provided with two semicircular clamping parts 141 and 142 which are arranged at the front end of the fourth casing 14 along the front-back direction, a containing cavity 143 which is arranged between the clamping parts 141 and 142, a pair of stroke guide rails 144 which are arranged at the left side and the right side of the fourth casing 14, the pair of stroke guide rails 144 are arranged in parallel, both the left stroke guide rail 144 and the right stroke guide, the notches 1441 of the left stroke guide rail 144 and the right stroke guide rail 144 are laterally staggered, the third housing 13 is provided with two semicircular clamping parts 131 and 132 arranged in the front-back direction at the front end of the third housing 13 and corresponding to the fourth housing 14, a containing cavity 133 between the clamping parts 131 and 132, a pair of stroke guide rails 134 positioned at the left and right sides of the third housing 13, and a plurality of fixing holes 135 for fixing the main control board 9, the stroke guide rail 134 is formed by downward protruding of the inner surface of the third housing 13, the stroke guide rail 144 is formed by upward protruding of the inner surface of the fourth housing 14, in other embodiments, the stroke guide rails 134 and 144 are installed on the third housing 13 and the fourth housing 14, the stroke guide rail 134 of the third housing 13 is vertically corresponding to the stroke guide rail 144 of the fourth housing 14, the two pairs of stroke guide rails 134 and 144 abut against the displacement slider 71 in the vertical direction, and the displacement slider 71 is arranged along the stroke guide rails 134, 144 in the front-rear direction.
The upper cap 2 is provided with an opening 21, and the pen tip 41 passes through the opening 21 and extends out of the upper cap 2.
The liquid extruding device further comprises a displacement slider 71 arranged at the rear end of the threaded push rod, the displacement slider 71 is provided with a main body 711, a pair of wings 712 extending outwards from the main body 711, and a protruding part 713 formed by upward protruding of the main body 711, the pair of wings 712 extends downwards and outwards from the main body 711, the pair of wings 712 are provided with a step 7121 positioned on the upper surface of the wings 712 and a concave groove 7122 positioned on the lower surface of the wings, the main body 711 is provided with a concave hole 7110 extending along the longitudinal direction of the main body 711, and the concave hole 7110 does not penetrate through the main body 711.
The battery 8 is installed in the fourth housing 14, the liquid extrusion apparatus further includes a battery cover 81, a plurality of clamping pieces 810 are disposed on two sides of the battery cover 81, the battery 8 is installed between the pair of stroke guide rails 144, the battery cover 81 is installed on the battery 8, and the clamping pieces 810 on the battery cover 81 are clamped in the rectangular hole 1440, so that the battery 8 is fixed between the pair of stroke guide rails 144.
The main control board 9 is provided with a plurality of electronic components (not shown), photoelectric switches 91 located at the front and rear ends of the main control board, and a plurality of through holes 92 corresponding to the fixing holes 135, wherein the photoelectric switches 91 are inverted concave.
The liquid pipe 4 is installed in the first housing 11, the upper cover 21 is sleeved on the pen point 41, the second housing 12 is installed on the first housing 11, the battery 8 is installed in the fourth housing 1, the battery cover 81 is installed on the battery 8, the clamping piece 810 on the battery cover 81 is clamped in the rectangular hole 1440, so that the battery 8 is fixed in the fourth housing 14, the motor 6 is installed in the containing cavity 133 of the third housing 13 and the containing cavity 143 of the fourth housing 14, the threaded push rod 7 penetrates through the motor 6 and abuts against the piston 5, the displacement slider 71 is fixed at the rear end of the threaded push rod 7, the stroke guide rail 144 of the fourth housing 14 is installed in the concave groove 7122 of the displacement slider 71, the stroke guide 134 of the third casing 13 abuts on the step portion 7121 of the shift slider 71, the recessed groove 7122 moves linearly along the stroke guide 144 of the fourth casing 41, the main control board 9 is installed in the third casing 13, and finally the lower cover 3 is installed at the bottom end of the casing 1. The motor 6 drives the threaded push rod 7 to rotate, the displacement slider 71 is mounted at the rear end of the threaded push rod 7, the threaded push rod 7 drives the displacement slider 71 to rotate, but because the displacement slider 71 is fixed between the stroke guide rails 134 and 144, the stroke guide rails 134 and 144 limit the rotation of the displacement slider 71 and the threaded push rod 7, the displacement slider 71 can only do linear motion along the stroke guide rails 144, the threaded push rod 7 pushes the piston 5 to do linear motion forwards, the piston 5 moves forwards to extrude the liquid in the liquid pipe 4, the liquid is extruded from the pen tip 41, when the protrusion 713 of the displacement slider 71 meets the photoelectric switch 91 on the main control board 9, the motor 6 stops operating, when the protrusion 713 meets the photoelectric switch 91 at the front end of the main control board 9, the maximum distance of the linear motion of the displacement slider 71 is limited, when the protrusion 713 meets the photoelectric switch 91 at the rear end of the main control board 9, the motor 6 stops operating, limiting the maximum distance the displacer 71 can move linearly backwards.
The liquid extrusion device uses the stroke guide rails 134 and 144 to limit the rotational movement of the threaded push rod 7 and converts the rotational motion of the threaded push rod 7 into linear motion, so that the threaded push rod 7 drives the displacement slider 71 to move linearly. The structure is small and simple. The operation is simple. The liquid extrusion device in the present invention is used for liquid extrusion devices, such as glue extrusion devices, chocolate extrusion devices, cream extrusion devices, 3D printing pen extrusion devices, and the like.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A liquid extrusion apparatus, comprising: the liquid tube that installs in the casing, place in the liquid tube, install in the liquid tube and can be in the intraductal piston that slides forward of liquid, drive the motor that the piston moved forward, run through the motor and extend to in the liquid tube the screw thread push rod of butt in the piston, its characterized in that: the liquid extrusion device also comprises two pairs of stroke guide rails which are positioned in the shell and are correspondingly arranged up and down and a displacement slide block which is arranged at the rear end of the threaded push rod, wherein each pair of stroke guide rails are parallel to each other, the two pairs of stroke guide rails are abutted against the displacement slide block in the up-down direction, and the displacement slide block linearly moves along the stroke guide rails in the front-back direction;
the displacement slide block is provided with a main body part and a pair of wing parts extending outwards from the main body part, the pair of wing parts extend downwards from the main body part to the outside, the pair of wing parts are provided with step parts positioned on the upper surfaces of the wing parts and recessed grooves positioned on the lower surfaces of the wing parts, and the travel guide rail moves linearly along the recessed grooves;
the liquid extrusion device is characterized by further comprising a main control board arranged at the rear end of the shell, the main control board is provided with photoelectric switches located at the front end and the rear end of the main control board, the main body is provided with protruding portions formed by the main body protruding upwards, when the protruding portions of the displacement sliding blocks meet the photoelectric switches, the motor stops operating, the displacement sliding blocks stop doing linear motion, and the photoelectric switches are inverted concave.
2. Liquid extrusion apparatus according to claim 1, wherein: one pair of the travel rails is formed by an inner surface of the housing projecting upward, and the other pair of the travel rails is formed by an inner surface of the housing projecting downward.
3. Liquid extrusion apparatus according to claim 1, wherein: two pairs of the travel guide rails are mounted in the housing.
4. Liquid extrusion apparatus according to claim 1, wherein: the main part is equipped with along the shrinkage pool of main part longitudinal extension, the shrinkage pool does not run through the main part, the screw thread push rod is fixed in the shrinkage pool.
5. Liquid extrusion apparatus according to claim 1, wherein: the liquid extrusion device further comprises a battery arranged between the pair of stroke guide rails and a battery cover arranged on the battery.
6. Liquid extrusion apparatus according to claim 1, wherein: the liquid extrusion device further comprises an upper cover arranged at the top end of the shell and a lower cover arranged at the bottom end of the shell, the upper cover is provided with an opening, the liquid extrusion device further comprises a pen point arranged at the front end of the liquid pipe, and the pen point penetrates through the opening and extends out of the upper cover.
7. Liquid extrusion apparatus according to claim 6, wherein: the nib is hollow and the liquid is squeezed out of the nib.
8. Liquid extrusion apparatus according to claim 1, wherein: the liquid extruding device comprises a shell, a liquid extruding device and a motor, wherein the shell is provided with a first shell and a second shell which are positioned at the front end of the liquid extruding device, and a third shell and a fourth shell which are positioned at the rear end of the liquid extruding device, the fourth shell is provided with two semicircular clamping parts which are positioned at the front end of the fourth shell and are arranged along the front-back direction, and an accommodating cavity which is positioned between the two clamping parts, the third shell is provided with a clamping part and an accommodating cavity which are arranged corresponding to the fourth shell, and the motor is arranged in the accommodating cavity of the third shell and the accommodating cavity of the fourth shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2015/000060 WO2016090703A1 (en) | 2014-12-08 | 2015-01-29 | Liquid extrusion device |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420765036 | 2014-12-08 | ||
| CN2014207650364 | 2014-12-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105642511A CN105642511A (en) | 2016-06-08 |
| CN105642511B true CN105642511B (en) | 2018-05-29 |
Family
ID=56481549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510013152.XA Expired - Fee Related CN105642511B (en) | 2014-12-08 | 2015-01-09 | Liquid extrusion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105642511B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110466897A (en) * | 2019-08-27 | 2019-11-19 | 广东金力变速科技股份有限公司 | Automatic extruder |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8230921U1 (en) * | 1982-11-04 | 1983-03-24 | ESPE Fabrik pharmazeutischer Präparate GmbH, 8031 Seefeld | Device for the dosed application of dental materials |
| US5762239A (en) * | 1996-06-14 | 1998-06-09 | Cossette; Andre | Hand held scellant applicator |
| US20070045337A1 (en) * | 2005-06-24 | 2007-03-01 | Hornsby James R | Dispensing device |
| CN1951797A (en) * | 2005-09-29 | 2007-04-25 | 诺信公司 | Pneumatic dispensing system with linear actuation and method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61227868A (en) * | 1985-04-02 | 1986-10-09 | Tokai Kikai Seisakusho:Kk | Machine for filling filler such as joint mortar |
| JPH11235546A (en) * | 1998-02-23 | 1999-08-31 | Seiko Precision Inc | Hand held type small-sized dispenser |
-
2015
- 2015-01-09 CN CN201510013152.XA patent/CN105642511B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE8230921U1 (en) * | 1982-11-04 | 1983-03-24 | ESPE Fabrik pharmazeutischer Präparate GmbH, 8031 Seefeld | Device for the dosed application of dental materials |
| US5762239A (en) * | 1996-06-14 | 1998-06-09 | Cossette; Andre | Hand held scellant applicator |
| US20070045337A1 (en) * | 2005-06-24 | 2007-03-01 | Hornsby James R | Dispensing device |
| CN1951797A (en) * | 2005-09-29 | 2007-04-25 | 诺信公司 | Pneumatic dispensing system with linear actuation and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105642511A (en) | 2016-06-08 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180529 |