CN213353274U - Automatic weighing device of intermittent pre-expander - Google Patents
Automatic weighing device of intermittent pre-expander Download PDFInfo
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- CN213353274U CN213353274U CN202022252653.2U CN202022252653U CN213353274U CN 213353274 U CN213353274 U CN 213353274U CN 202022252653 U CN202022252653 U CN 202022252653U CN 213353274 U CN213353274 U CN 213353274U
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Abstract
The application relates to an automatic weighing device of an intermittent pre-expander, which comprises a rack, a storage hopper, a weighing hopper, a first automatic closing component, a second automatic closing component, a control system and a weight sensor, wherein the storage hopper is arranged on the rack; storage hopper and scale all are fixed in the frame, the bottom of storage hopper is provided with the discharging pipe, first automatic closing subassembly and the automatic closing subassembly of second set up in the bottom of discharging pipe, weighing sensor sets up between frame and scale hopper, first automatic closing subassembly, second automatic closing subassembly and weighing sensor all with control system electric connection, when weighing sensor senses the granule weight in the scale hopper and reaches 90% -95% of default, the first automatic closing subassembly of control system control is in order to close the partial opening of partial discharging pipe, when weighing sensor senses the interior granule weight of scale hopper and reaches the default, control system control second automatic closing subassembly is in order to close all openings of discharging pipe. This application has the accurate effect of weighing the precision.
Description
Technical Field
The application relates to the field of foam production equipment, in particular to an automatic weighing device of an intermittent pre-expander.
Background
Before the EPS product is formed, a prefoaming stage is required so that the volume weight of the molded product can be better controlled in a lower range, and the EPS intermittent prefoaming machine is a machine which is matched with a full-automatic packaging forming machine and can meet the forming condition requirements of the packaging product production process by providing EPS prefoaming material with uniform density and without caking phenomenon.
The Chinese patent with the application number of CN201510773985.6 discloses a full-automatic intermittent pre-expander, which comprises a frame, a metering and weighing device, a negative pressure feeding device, a pre-expander barrel, a steam conveying pipeline, a stirring device, a vulcanization drying device and a control system, wherein the metering and weighing device comprises a storage hopper, a weighing hopper is arranged below the storage hopper, an automatic switch is arranged between the storage hopper and the weighing hopper, a weight sensor is arranged in the weighing hopper, a discharging switch is arranged below the weighing hopper, the automatic switch, the weight sensor and the discharging switch are in signal connection with the control system, when the metering and weighing are carried out, the control system sends a signal to the automatic switch, the automatic switch is turned on, particles enter the weighing hopper from the storage hopper, the weight sensor in the weighing hopper sends a signal to the control system after detecting that the weight is qualified, and the control system sends a signal to turn off the automatic switch.
With respect to the related art among the above, the applicant believes that the following disadvantages exist: the automatic switch is only one, the feed opening of the storage hopper is large under the general condition, the falling amount of particles is large, when the weight sensor gives a closing signal, a certain interval time is provided in the middle of the feed opening of the storage hopper when the automatic switch starts to close, the time is about 0.5 second, at the moment, more redundant particles fall into the weighing hopper, the weighing result is not accurate enough, and the improvement is needed.
SUMMERY OF THE UTILITY MODEL
In order to improve the problem that the weighing result is not accurate enough, this application provides an automatic weighing device of intermittent type formula prefoamer.
The application provides a pair of automatic weighing device of intermittent type formula prefoamer adopts following technical scheme:
an automatic weighing device of an intermittent pre-expander comprises a frame, a storage hopper, a weighing hopper, a first automatic closing component, a second automatic closing component, a control system and a weight sensor;
the storage hopper and the weighing hopper are both fixed on the frame, the storage hopper is positioned right above the weighing hopper, a discharge pipe is arranged at the bottom end of the storage hopper, the first automatic closing assembly and the second automatic closing assembly are arranged at the bottom end of the discharge pipe, the weight sensor is arranged between the frame and the weighing hopper, the first automatic closing component, the second automatic closing component and the weight sensor are all electrically connected with the control system, when the weight sensor senses that the weight of the particles in the weighing hopper reaches 90% -95% of the preset value, the control system controls the first auto-close assembly to close a partial opening of the tapping pipe, when the weight sensor senses that the weight of the particles in the weighing hopper reaches a preset value, the control system controls the second automatic closing assembly to close all openings of the discharge pipe.
By adopting the technical scheme, the storage hopper is used for containing granular materials, when the storage hopper is in an initial state, the first automatic closing component and the second automatic closing component are both in an open state, namely, the first automatic closing component and the second automatic closing component do not seal the opening at the bottom end of the discharge pipe, the materials quickly fall into the weighing hopper from the discharge pipe, the granules falling into the weighing hopper are weighed through the weight sensor, when the weight sensor senses that the granules in the weighing hopper are 90-95% of a preset value, the weight sensor transmits a signal to the control system, the control system controls the first automatic closing component to close part of the opening at the bottom end of the discharge pipe after the first automatic closing component is started, so that the falling flow of the granules is reduced, when the weight of the granules in the weighing hopper reaches a preset weight value, the weight sensor transmits the signal to the control system, and the control system controls the second automatic closing component to seal all the openings of the discharge pipe, and the flow of granule whereabouts is less this moment, in the interval time that control system closed the discharging pipe to the automatic closed subassembly of second is given to weight sensor transmission signal, can not have too many granules to fall into the weighing hopper, the weighing result is more accurate.
Preferably, the first automatic closing assembly comprises a first striker plate and a first cylinder;
first striker plate articulated set up in on the discharging pipe, the blanking hole has been seted up on the first striker plate, first cylinder articulate in on the outer wall of storage hopper, the output of first cylinder is fixed in on the first striker plate, first cylinder electric connection in control system, just first striker plate is ordered about to first cylinder rotates.
Through adopting above-mentioned technical scheme, first cylinder is after the control of control system starts, the output shaft of first cylinder orders about first baffle rotation to the bottom of discharging pipe and seals its opening part completely, and the granule in the storage hopper falls in the blanking hole on the baffle from first this moment, and the blanking hole can obviously restrict the whereabouts volume of granule to when making the automatic closed subassembly of second start close the discharging pipe, can reduce more unnecessary granules and fall into the weighing hopper, weighing result is more accurate.
Preferably, the second automatic closing assembly comprises a second baffle plate and a second cylinder;
the second material baffle is hinged to the discharge pipe and located below the first material baffle, the second air cylinder is hinged to the outer wall of the storage hopper, the output end of the second air cylinder is fixed to the second material baffle, the second air cylinder is electrically connected to the control system, and the second air cylinder drives the second material baffle to rotate.
Through adopting above-mentioned technical scheme, after first striker plate seals the opening of discharging pipe bottom completely, the granule can only fall into the weighing hopper from the blanking hole on the first striker plate, and control system control second cylinder starts the back, the second cylinder orders about the second striker plate and rotates the below to first striker plate and seal the blanking hole, and the blanking hole is little a lot than the opening of discharging pipe bottom, in this section interval time that control system received signal started to the second cylinder again, the whereabouts volume of granule is less, can not have too many unnecessary granules to fall into the weighing hopper when the blanking hole is sealed to the second striker plate, measuring result is more accurate.
Preferably, the baffle plate further comprises a first rotating shaft and a second rotating shaft, and the first baffle plate comprises an inner bottom plate, a first inner side plate and a second inner side plate;
first axis of rotation with the second axis of rotation respectively the horizontal rotation assembly in on two relative lateral walls of discharging pipe, the infrabasal plate is the arc form, the blanking hole is seted up in on the infrabasal plate, first interior plate with second interior plate vertical fixation respectively in infrabasal plate length direction's both ends, first interior plate fixed set up in on the first axis of rotation, the second interior plate rotate the assembly in on the second axis of rotation, be fixed with first connecting rod in the first axis of rotation, the output shaft of first cylinder with first connecting rod is articulated.
Through adopting above-mentioned technical scheme, first axis of rotation and second axis of rotation provide and better mounted position for whole first striker plate, and because first interior plate is fixed connection with first axis of rotation, second interior plate is rotated with the second axis of rotation and is connected, when first cylinder orders about first axis of rotation through first connecting rod and rotates, first axis of rotation just can drive whole first striker plate and rotate, the interior bottom plate rotates behind the bottom of discharging pipe, the blanking hole is better facing to the bottom of discharging pipe, the granule just can fall the weighing hopper from blanking hole department, moreover, the steam generator is simple in structure, and convenient for design.
Preferably, the second baffle plate comprises an outer bottom plate, a first outer side plate and a second outer side plate;
the outer bottom plate is arc-shaped, the first outer side plate and the second outer side plate are respectively and vertically fixed at two ends of the length direction of the outer bottom plate, the first outer side plate is rotatably assembled on the first rotating shaft, the second outer side plate is fixed on the second rotating shaft, a second connecting rod is fixed on the second rotating shaft, and the output end of the second cylinder is hinged to the second connecting rod.
Through adopting above-mentioned technical scheme, first outside board and second axis of rotation are fixed connection, and the second outside board is rotated with first axis of rotation and is connected, and when the second cylinder orders about the second axis of rotation through the second connecting rod and rotates, the second axis of rotation can drive whole second fender board and rotate, and when the outer bottom plate rotated under to the infrabasal plate, the outer bottom plate can seal the blanking hole to thoroughly close the discharging pipe, simple structure, convenient design.
Preferably, the outer side wall of the discharge pipe is detachably provided with a separation baffle, and the separation baffle is located on one side of the discharge pipe departing from the first cylinder or the second cylinder.
Through adopting above-mentioned technical scheme, order about first striker plate when first cylinder, the second cylinder orders about the second striker plate and rotates to the opening part of discharging pipe bottom, first striker plate and second striker plate can contact with the granule that is falling, lead to the granule to be beaten away by first striker plate and second striker plate easily, cause the waste of raw and other materials, the setting separates behind the baffle, the granule of being beaten out by first striker plate and second striker plate can be separated by separating the baffle and block, extravagant raw and other materials, low in production cost.
Preferably, be fixed with the link plate on the lateral wall of discharging pipe, the link plate is the L shape, the top of separating the baffle is fixed with the buckle, the buckle is the shape of falling L, just buckle detachable hang in on the link plate.
Through adopting above-mentioned technical scheme, the link plate on the discharging pipe just can will separate the baffle through the buckle and hang, and convenient dismantlement and installation separate the baffle.
Preferably, the bottom end of the baffle plate extends downwards to the bottom end opening of the discharge pipe.
Through adopting above-mentioned technical scheme, the baffle that separates that the slope was laid has the guide effect to the granule of being beaten out by first striker plate and second striker plate, makes the granule of being beaten out can fall into the weighing hopper fast along separating the baffle, and the design is more reasonable.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the weight sensor transmits a signal to the control system, the control system controls the first automatic closing assembly to seal part of the opening at the bottom end of the discharge pipe, the falling amount of particles is reduced, when the control system controls the second automatic closing assembly to seal the other part of the opening at the bottom end of the discharge pipe, too many redundant particles cannot fall into the weighing hopper, and the weighing result is more accurate;
2. the first air cylinder drives the first material baffle plate to seal an opening at the bottom end of the discharge pipe, particles fall into the weighing hopper from a blanking hole in the first material baffle plate, the second air cylinder drives the second material baffle plate to seal the blanking hole in the first material baffle plate, and the falling amount of the particles at the discharge pipe is obviously larger than that at the blanking hole, so that when the blanking hole is sealed by the second material baffle plate, too many redundant particles cannot fall into the weighing hopper, and the measurement result is more accurate;
3. install on the discharging pipe and separate the baffle, can prevent that first striker plate and second striker plate from directly beating away the granule of whereabouts, extravagant raw and other materials, low in production cost.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present application.
FIG. 2 is an exploded view of a tapping pipe with a first self-closing assembly and a second self-closing in an example of the present application.
Reference numerals: 1. a frame; 2. a storage hopper; 21. a discharge pipe; 211. hanging the plate; 3. a weighing hopper; 4. a first auto-close assembly; 41. a first striker plate; 411. an inner bottom plate; 4111. a blanking hole; 412. a first inner side panel; 413. a second inner side panel; 42. a first cylinder; 5. a second auto-close assembly; 51. a second retainer plate; 511. an outer base plate; 512. a first outer panel; 513. a second exterior plate; 52. a second cylinder; 6. a weight sensor; 7. a first rotating shaft; 71. a first link; 8. a second rotating shaft; 81. a second link; 9. a baffle plate; 91. and (5) buckling the plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses automatic weighing device of intermittent type formula prefoamer. Referring to fig. 1, the automatic weighing device of the intermittent pre-expander comprises a frame 1, a storage hopper 2, a weighing hopper 3, a first automatic closing component 4, a second automatic closing component 5, a control system and a weight sensor 6; frame 1 is made by a base and four angle irons, and four angle irons are vertical to be fixed in the four corners department of base upper surface, and storage hopper 2 welded fastening is on the top of four angle irons, and the upper surface central point of base puts and has seted up the round hole, and the bottom embedding round hole of weighing hopper 3 is downthehole.
The vertical welding of week side outer wall of the upper end of weighing hopper 3 has three bracing pieces of laying along circumference, and three weight sensor 6 is fixed at the upper surface of base, and three weight sensor 6 is corresponding with the position of three bracing pieces, and the bracing piece inserts on the weight sensor 6 to the granule in the weighing hopper 3 is weighed.
Referring to fig. 1 and 2, the lower end of the storage hopper 2 is welded into a conical shape by four inclined plates, a rectangular discharge pipe 21 is welded and fixed to the bottom end of the storage hopper 2, the discharge pipe 21 is communicated with the inside of the storage hopper 2, and the first automatic closing assembly 4 and the second automatic closing assembly 5 are both mounted at the bottom end of the discharge pipe 21.
First self-closing subassembly 4, second self-closing subassembly 5 and weight sensor 6 all with control system electric connection, when weight sensor 6 senses that the granule weight in weighing hopper 3 reaches 90% -95% of default, control system controls first self-closing subassembly 4 in order to close the partial opening of discharging pipe 21, reduce the whereabouts volume of granule at discharging pipe 21 bottom opening part, when weight sensor 6 senses that the interior granule weight of weighing hopper 3 reaches the default, control system controls second self-closing subassembly 5 in order to close all openings of discharging pipe 21, unnecessary granule drops to weighing hopper 3 when reducing second self-closing subassembly 5 and closing discharging pipe 21, improve the precision of weighing.
The first automatic closing assembly 4 comprises a first striker plate 41 and a first air cylinder 42, and the second automatic closing assembly 5 comprises a second striker plate 51 and a second air cylinder 52; four lug plates are welded on one outer side wall of the lower end of the storage hopper 2, the first air cylinder 42 and the second air cylinder 52 are movably hinged on the outer side wall of the storage hopper 2 through the two lug plates respectively, the first air cylinder 42 and the second air cylinder 52 are arranged in parallel, and the first air cylinder 42 and the second air cylinder 52 are both electrically connected with the control system.
The discharging pipe 21 is provided with a first rotating shaft 7 and a second rotating shaft 8 on two opposite side walls respectively in a transverse rotating mode, the first material baffle plate 41 comprises an inner bottom plate 411, a first inner side plate 412 and a second inner side plate 413, the inner bottom plate 411 is arc-shaped, a blanking hole 4111 is formed in the center of the inner bottom plate 411, the first inner side plate 412 and the second inner side plate 413 are respectively and vertically fixed at two ends of the length direction of the inner bottom plate 411, the upper end of the first inner side plate 412 is fixed at one end, far away from the discharging pipe 21, of the first rotating shaft 7, the upper end of the second inner side plate 413 is rotatably assembled at one end, far away from the discharging pipe 21, of the second rotating shaft 8, a first connecting rod 71 is fixed on the first rotating shaft 7, and the output shaft of a first air cylinder 42 is movably hinged with.
The second baffle plate 51 comprises an outer bottom plate 511, a first outer side plate 512 and a second outer side plate 513, the outer bottom plate 511 is also in an arc shape, the first outer side plate 512 and the second outer side plate 513 are vertically welded and fixed at two ends of the outer bottom plate 511 in the length direction, the upper end of the first outer side plate 512 is rotatably connected with the first rotating shaft 7, the upper end of the second outer side plate 513 is fixedly connected with the second rotating shaft 8, the second connecting rod 81 is fixed on the second rotating shaft 8, the output shaft of the second cylinder 52 is movably hinged with one end of the second connecting rod 81 far away from the second rotating shaft 8, the outer bottom plate 511 is larger than the inner bottom plate 411, the first outer side plate 512 and the second outer side plate 513 are larger than the first inner side plate 412 and the second inner side plate, the second striker plate 51 composed of the outer bottom plate 511, the first outer side plate 512 and the second outer side plate 513 completely covers the first striker plate 41 composed of the inner bottom plate 411, the first inner side plate 412 and the second inner side plate 413.
When the weight of granule reaches 90% -95% of default, control system control first cylinder 42 starts, at this moment, the output shaft extension of first cylinder 42 orders about first axis of rotation 7 through first connecting rod 71 and rotates, just can drive first interior plate 412 and rotate when first axis of rotation 7 rotates to drive whole first striker plate 41 and rotate, when interior bottom plate 411 rotates to the bottom that is located discharging pipe 21 and seals its opening, the granule can only fall into in weighing hopper 3 from blanking hole 4111 on interior bottom plate 411.
When the weight of granule reaches the default, control system control second cylinder 52 starts, at this moment, the output shaft extension of second cylinder 52 orders about second axis of rotation 8 through second connecting rod 81 and rotates, just can drive second outside board 513 when second axis of rotation 8 rotates and rotate, thereby drive whole second fender board 51 and rotate, when outer bottom plate 511 rotates to being located infrabasal plate 411 under, blanking hole 4111 just can be sealed by outer bottom plate 511, thereby seal the opening of discharging pipe 21 completely, and the flow of granule in blanking hole 4111 department is obviously less than the flow in discharging pipe 21 department, when second fender board 51 seals blanking hole 4111, can not have too many unnecessary granules to fall into weighing hopper 3, weighing result is more accurate.
In order to prevent the falling particles from being directly thrown out of the weighing hopper 3 when the first striker plate 41 and the second striker plate 51 rotate in the direction away from the first air cylinder 42 or the second air cylinder 52, a separating baffle 9 is detachably mounted on the outer side wall of the discharge pipe 21, and the separating baffle 9 is located on the side of the discharge pipe 21 away from the first air cylinder 42 or the second air cylinder 52.
Wherein, be fixed with the link plate 211 that is the L shape on the lateral wall of discharging pipe 21, it is gapped between the horizontal segment of link plate 211 and the lateral wall of discharging pipe 21, the top integrated into one piece of baffle 9 has the buckle 91 that is the shape of falling L, it also has the clearance to exist between the horizontal segment of buckle 91 and the baffle 9, buckle 91 inserts in the clearance between link plate 211 and discharging pipe 21, link plate 211 inserts in the clearance between buckle 91 and the baffle 9, thereby make buckle 91 detachable hang on link plate 211, and the bottom downward sloping of baffle 9 extends to the bottom opening of discharging pipe 21 and goes out, have the guide effect to the granule of being beaten by first striker plate 41 and second striker plate 51, make the granule of being beaten can fall into weighing hopper 3 along baffle 9 fast.
The implementation principle of the automatic weighing device of the intermittent pre-expander is as follows: the storage hopper 2 is used for holding granular materials, in an initial state, the first automatic closing component 4 and the second automatic closing component 5 are both in an open state, that is, the first striker plate 41 and the second striker plate 51 both rotate to one side of the discharge pipe 21 close to the first air cylinder 42 or the second air cylinder 52, neither of them seals the opening at the bottom end of the discharge pipe 21, the materials quickly fall into the weighing hopper 3 from the discharge pipe 21, the granules falling into the weighing hopper 3 are weighed by the weight sensor 6, when the weight sensor 6 senses that the granules in the weighing hopper 3 are 90% -95% of a preset value, the weight sensor 6 transmits a signal to the control system, the control system controls the first air cylinder 42 to drive the first striker plate 41 to rotate to the bottom end of the discharge pipe 21, the granules fall from the blanking hole 4111 on the inner bottom plate 411, thereby reducing the flow rate of falling granules, when the weight of the granules in the weighing hopper 3 reaches a preset weight value, weight sensor 6 gives control system under with signal transmission again, control system controls second cylinder 52 again and orders about second striker plate 51 and rotates to first striker plate 41, outer bottom plate 511 just can seal blanking hole 4111 on the interior bottom plate 411, and the flow of granule whereabouts this moment is less, give control system in the interval time that automatic closed subassembly 5 of second closed component closed discharging pipe 21 at weight sensor 6 transmission signal, can not have too many granules to fall into in weighing hopper 3, weighing result is more accurate, and install on the discharging pipe 21 and separate baffle 9, can prevent that the granule from being beaten out by first striker plate 41 and second striker plate 51, avoid the waste of raw and other materials, low in production cost.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides an automatic weighing device of intermittent type formula prefoaming machine which characterized in that: the automatic closing device comprises a rack (1), a storage hopper (2), a weighing hopper (3), a first automatic closing component (4), a second automatic closing component (5), a control system and a weight sensor (6);
the storage hopper (2) and the weighing hopper (3) are fixed on the rack (1), the storage hopper (2) is positioned right above the weighing hopper (3), a discharge pipe (21) is arranged at the bottom end of the storage hopper (2), the first automatic closing assembly (4) and the second automatic closing assembly (5) are arranged at the bottom end of the discharge pipe (21), the weight sensor (6) is arranged between the rack (1) and the weighing hopper (3), the first automatic closing assembly (4), the second automatic closing assembly (5) and the weight sensor (6) are electrically connected with the control system, when the weight sensor (6) senses that the weight of particles in the weighing hopper (3) reaches 90-95% of a preset value, the control system controls the first automatic closing assembly (4) to close a partial opening of the discharge pipe (21), when the weight sensor (6) senses that the weight of the particles in the weighing hopper (3) reaches a preset value, the control system controls the second automatic closing assembly (5) to close all openings of the discharge pipe (21).
2. The automatic weighing device of an intermittent pre-expander according to claim 1, wherein: the first automatic closing assembly (4) comprises a first striker plate (41) and a first air cylinder (42);
first striker plate (41) articulated set up in on discharging pipe (21), blanking hole (4111) have been seted up on first striker plate (41), first cylinder (42) articulate in on the outer wall of storage hopper (2), the output of first cylinder (42) is fixed in on first striker plate (41), first cylinder (42) electric connection in control system, just first cylinder (42) orders about first striker plate (41) rotates.
3. The automatic weighing device of an intermittent pre-expander according to claim 2, wherein: the second automatic closing assembly (5) comprises a second shutter plate (51) and a second cylinder (52);
the second material blocking plate (51) is hinged to the discharging pipe (21), the second material blocking plate (51) is located below the first material blocking plate (41), the second air cylinder (52) is hinged to the outer wall of the storage hopper (2), the output end of the second air cylinder (52) is fixed to the second material blocking plate (51), the second air cylinder (52) is electrically connected to the control system, and the second air cylinder (52) drives the second material blocking plate (51) to rotate.
4. The automatic weighing device of an intermittent pre-expander according to claim 3, wherein: the baffle plate structure further comprises a first rotating shaft (7) and a second rotating shaft (8), and the first baffle plate (41) comprises an inner bottom plate (411), a first inner side plate (412) and a second inner side plate (413);
first axis of rotation (7) with second axis of rotation (8) respectively horizontal rotation assembly in on two relative lateral walls of discharging pipe (21), infrabasal plate (411) are the arc form, blanking hole (4111) are seted up on infrabasal plate (411), first interior plate (412) with second interior plate (413) vertical fixation respectively in infrabasal plate (411) length direction's both ends, first interior plate (412) fixed set up in on first axis of rotation (7), second interior plate (413) rotate the assembly in on second axis of rotation (8), be fixed with first connecting rod (71) on first axis of rotation (7), the output shaft of first cylinder (42) with first connecting rod (71) are articulated.
5. The automatic weighing device of an intermittent pre-expander according to claim 4, wherein: the second retainer plate (51) comprises an outer bottom plate (511), a first outer side plate (512) and a second outer side plate (513);
outer bottom plate (511) are the arc form, first outer panel (512) with second outer panel (513) perpendicular fixation respectively in outer bottom plate (511) length direction's both ends, first outer panel (512) rotate the assembly in on first axis of rotation (7), second outer panel (513) are fixed in on second axis of rotation (8), be fixed with second connecting rod (81) on second axis of rotation (8), the output of second cylinder (52) with second connecting rod (81) are articulated.
6. The automatic weighing device of an intermittent pre-expander according to claim 3, wherein: the outer side wall of the discharge pipe (21) is detachably provided with a baffle (9), and the baffle (9) is located on one side, deviating from the first air cylinder (42) or the second air cylinder (52), of the discharge pipe (21).
7. The automatic weighing device of an intermittent pre-expander according to claim 6, wherein: be fixed with link plate (211) on the lateral wall of discharging pipe (21), link plate (211) are the L shape, the top that separates baffle (9) is fixed with buckle (91), buckle (91) are the shape of falling L, just buckle (91) detachable hang in on link plate (211).
8. The automatic weighing device of an intermittent pre-expander according to claim 7, wherein: the bottom end of the baffle plate (9) is inclined downwards and extends to the bottom end opening of the discharge pipe (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202022252653.2U CN213353274U (en) | 2020-10-11 | 2020-10-11 | Automatic weighing device of intermittent pre-expander |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022252653.2U CN213353274U (en) | 2020-10-11 | 2020-10-11 | Automatic weighing device of intermittent pre-expander |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116391891A (en) * | 2023-04-18 | 2023-07-07 | 四川道泉老坛酸菜股份有限公司 | Automatic pickle preparation system and operation method |
| CN116391891B (en) * | 2023-04-18 | 2024-05-31 | 四川道泉老坛酸菜股份有限公司 | Automatic pickle preparation system and operation method |
-
2020
- 2020-10-11 CN CN202022252653.2U patent/CN213353274U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116391891A (en) * | 2023-04-18 | 2023-07-07 | 四川道泉老坛酸菜股份有限公司 | Automatic pickle preparation system and operation method |
| CN116391891B (en) * | 2023-04-18 | 2024-05-31 | 四川道泉老坛酸菜股份有限公司 | Automatic pickle preparation system and operation method |
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