CN110271128A - A kind of brake block compacting automatic weighing feeding technique - Google Patents
A kind of brake block compacting automatic weighing feeding technique Download PDFInfo
- Publication number
- CN110271128A CN110271128A CN201910645816.2A CN201910645816A CN110271128A CN 110271128 A CN110271128 A CN 110271128A CN 201910645816 A CN201910645816 A CN 201910645816A CN 110271128 A CN110271128 A CN 110271128A
- Authority
- CN
- China
- Prior art keywords
- automatic weighing
- cast hopper
- brake block
- feeds intake
- feeding
- 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.)
- Granted
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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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/34—Feeding the material to the mould or the compression means
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/58—Measuring, controlling or regulating
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/34—Feeding the material to the mould or the compression means
- B29C2043/3405—Feeding the material to the mould or the compression means using carrying means
- B29C2043/3427—Feeding the material to the mould or the compression means using carrying means hopper, vessel, chute, tube, conveying screw, for material in discrete form, e.g. particles or powder or fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/16—Frictional elements, e.g. brake or clutch linings
Abstract
The present invention provides a kind of brake blocks to suppress automatic weighing feeding technique, belongs to brake block production technical field.It solves the problems, such as that the existing trapezoidal brake block precision that feeds intake is lower.This brake block suppresses automatic weighing feeding technique, which is characterized in that comprises the steps of: step a, automatic weighing transmits: carrying out accurate feeding by automatic weighing mechanism, raw material needed for the compacting of brake block single is sent to cast hopper from feeding barrel；Step b, it feeds intake for the first time: adjusting the center that feeds intake of cast hopper, and the raw material in cast hopper is thrown in mold for the first time；Step c, it feeds intake for the second time: adjusting the center that feeds intake of cast hopper, and the raw material in cast hopper is thrown in mold for the second time.It is fed intake by setting adjustable center cast hopper and two-step method, can fully ensure that the planarization of the material in die cavity.
Description
Technical field
The invention belongs to brake block production technical fields, are related to a kind of brake block compacting automatic weighing feeding technique.
Background technique
Brake block is the key safety par of automobile brake system, and brake block uses NAO (no asbestos using the material country more
Organic matter) or semimetal, mainly by mixtures such as fiber, resin, filler material, friction modifier, adhesives, in the mould of mold
The compression moulding on press after the intracavitary powdered premix for placing predetermined weight.In process, raw material supply amount needs
It is accurate, can neither excessively can not be very few, after compression moulding, need the brake block that will be suppressed to exit, entrance is next
Pressing process, existing feed, compacting, the material returned are all autonomous systems, are depend heavilyed on manually, so that large labor intensity, work
Make low efficiency, product yield is not also high, is unfavorable for large batch of fining production.Chinese patent [application publication number:
CN108943822A] a kind of multistation formula brake block automatic pressing machine is disclosed, including rack, the rack are provided with feeding system
System, compact system, material returning system；If the compact system includes press machine, upper mold, mould cylinder, dry plate lower die, the mould cylinder setting
There are the compacting channel of vertical direction, the material returned channel of horizontal direction；The feed system is provided with the material investment after weighing
The cast hopper in the compacting channel；The material returning system includes that brake block by the lower die and thereon is pushed away along the material returned channel
Gripper, brake block conveyer belt, the material returned platform of push rod, the clamping lower die and brake block out, the gripper pass through movement
Mechanism is connect with the rack.Although the press can be realized automatic operation, but its precision when feeding intake is lower,
Especially easily cause the yield rate of product lower due to feeding intake uneven when producing trapezoidal brake flake products.
Summary of the invention
The purpose of the present invention is there is the above problem in view of the prior art, a kind of brake block compacting automatic weighing is proposed
Feeding technique, how it is the technical problem to be solved is that improve the uniformity that feeds intake, so that the brake flake products tool of production
There are uniformity and consistency.
Object of the invention can be realized by the following technical scheme: a kind of brake block compacting automatic weighing feeding technique,
It is characterized in that, comprising the steps of:
Step a, automatic weighing transmits: accurate feeding is carried out by automatic weighing mechanism, it will be needed for the compacting of brake block single
Raw material be sent to cast hopper from feeding barrel；
Step b, it feeds intake for the first time: adjusting the center that feeds intake of cast hopper, and the raw material in cast hopper is thrown to for the first time
In mold；
Step c, it feeds intake for the second time: adjusting the center that feeds intake of cast hopper, and the raw material in cast hopper is thrown to for the second time
In mold.
In above-mentioned brake block compacting automatic weighing feeding technique, in step b in the feed intake center and step c of cast hopper
The center of feeding intake of cast hopper 5 is located at the two sides at cast hopper center.
In above-mentioned brake block compacting automatic weighing feeding technique, the feeding barrel is located at the top of cast hopper, described
Automatic weighing mechanism includes cored screw, and one end of the cored screw has a feed end, and the other end has a discharge end, it is described into
Material end is located at the lower section of feeding barrel and is connected with feeding barrel, and the discharge end is located at the top of cast hopper.
In above-mentioned brake block compacting automatic weighing feeding technique, the cast hopper includes bucket body, the bottom of the bucket body
Portion, which is hinged with, opens and closes relatively and is formed the bucket-shaped plate one that feeds intake with the plate two that feeds intake, and described feed intake is additionally provided between plate two and bucket body
Adjusting cylinder for driving the plate two that feeds intake to slide relative to bucket body.
In above-mentioned brake block compacting automatic weighing feeding technique machine, the side of the bottom of the bucket body is provided with hingedly
Seat one, the other side is provided with hinged seat two, and the actuator one for controlling the folding of plate one that feeds intake is provided on the hinged seat one,
The actuator two for controlling the folding of plate two that feeds intake is provided on the hinged seat two, the plate two that feeds intake is slidably connected at hingedly
On seat two, the adjusting cylinder is connected on hinged seat two.
In above-mentioned brake block compacting automatic weighing feeding technique, it is provided on the hinged seat one in cast hopper
The top surface for the plate one that feeds intake is forced to be resisted against the locating part for two bottom end of plate that feeds intake always under closed state.
In above-mentioned brake block compacting automatic weighing feeding technique, the bucket body be provided with for limit feed intake plate two to
The limited block of interior rotational angle.
In above-mentioned brake block compacting automatic weighing feeding technique, the actuator one and actuator two are motor or electricity
Magnet valve.
In above-mentioned brake block compacting automatic weighing feeding technique, it is provided in the cast hopper close to switch.
In above-mentioned brake block compacting automatic weighing feeding technique, scraping for uniform rotation is provided in the feeding barrel
Plate.
Compared with prior art, the present invention has the advantage that
1, the cast hopper of this brake block press uses adjustable center, can adjust the distribution of material on demand, solves
Trapezoidal product feeds intake irregular difficult point；
2, this brake block press can be fully ensured that in die cavity using two-step method feeding mode by natural trickling
The planarization of material, it is not necessary that manually material is shakeout.
Detailed description of the invention
Fig. 1 is that have brake block compacting and structural schematic diagram of the invention.
Fig. 2 is feeding barrel structural schematic diagram of the invention.
Fig. 3 is the state diagram of cast hopper of the invention when feeding intake for the first time.
Fig. 4 is present invention feed states figure in the rear mold that feeds intake for the first time.
Fig. 5 is the state diagram of cast hopper of the invention when feeding intake for the first time.
Fig. 6 is present invention feed states figure in the rear mold that feeds intake for the second time.
In figure, 1, charging device；2, pressure setting；3, discharging device；4, feeding barrel；5, cast hopper；6, bucket body；7, it feeds intake
Plate one；8, feed intake plate two；9, cylinder is adjusted；10, hinged seat one；11, hinged seat two；12, locating part；13, limited block；14, empty
Heart screw rod；15, close to switch；16, scraper plate；17, mold.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
Referring to Fig.1, the present embodiment is a kind of brake block compacting automatic weighing feeding work applied on brake block press
Skill comprises the steps of:
Step a, automatic weighing transmits: accurate feeding is carried out by automatic weighing mechanism, it will be needed for the compacting of brake block single
Raw material be sent to cast hopper 5 from feeding barrel 4；
Step b, it feeds intake for the first time: adjusting the center that feeds intake of cast hopper 5, and the raw material in cast hopper 5 is launched for the first time
Into mold 17；
Step c, it feeds intake for the second time: adjusting the center that feeds intake of cast hopper 5, and second of the raw material in cast hopper 5 is launched
Into mold 17.
Specifically, brake block press includes charging device 1, pressure setting 2 and discharging device 3, charging device 1 includes throwing
Charging basket 4 and cast hopper 5, feeding barrel 4 are located at the top of cast hopper 5, are provided with automatic weighing machine between feeding barrel 4 and cast hopper 5
Structure, automatic weighing mechanism include two be set side by side and carry out jointly weigh transmission cored screws 14, the one of cored screw 14
End has feed end, and the other end has discharge end, and feed end is located at the lower section of feeding barrel 4 and is connected with feeding barrel 4, discharge end position
In the top of cast hopper 5.Weigh feeding style use cored screw rotation mode, solve screw deadlocking problem, feeding process without
Noise, feeding is smooth, and precision is high.
In conjunction with Fig. 2, several scraper plates 16 are provided in feeding barrel 4.Each progress of scraper plate 16 is stirred at a slow speed and ceaselessly, is guaranteed
Material is uniform in feeding barrel 4, and scraper plate revolving speed is 5 turns/min, to guarantee to feed two cored screws during automatic weighing
Material velocity is consistent in 14 screw rods.
In conjunction with Fig. 3-Fig. 6, cast hopper 5 includes bucket body 6, and the bottom of bucket body 6, which is hinged with, to be opened and closed relatively and form bucket-shaped throwing
Flitch 1 and the plate 28 that feeds intake feed intake and are additionally provided between plate 28 and bucket body 6 for driving the plate 28 that feeds intake sliding relative to bucket body 6
Dynamic adjusting cylinder 9.
Further, the side of the bottom of bucket body 6 is provided with hinged seat 1, and the other side is provided with hinged seat 2 11, hinge
It is provided with the actuator one for controlling the folding of plate 1 that feeds intake on joint chair 1, is provided on hinged seat 2 11 and is thrown for controlling
The actuator two that flitch 28 opens and closes, the plate 28 that feeds intake are slidably connected on hinged seat 2 11, are adjusted cylinder 9 and are connected in hinged seat two
On 11.
Further, the top surface for forcing the plate 1 that feeds intake under 5 closed state of cast hopper is provided on hinged seat 1
Always it is resisted against the locating part 12 for 28 bottom end of plate that feeds intake.
Further, bucket body 6 is provided with the limited block 13 for limiting the inside rotational angle of plate 28 that feeds intake.
Further, actuator one and actuator two are motor or solenoid valve, and feeding intake for 6 bottom of bucket body and feeds intake at plate 1
The open-close ways of plate 28 are the prior art.
Further, it is provided with several in cast hopper 5 close to switch 15, is uniformly arranged on throwing in a ring close to switch 15
In hopper 5, when raw material height is more than close switch 15, automatic weighing mechanism is mutually only to two under the manipulation of electric control gear
Vertical cored screw 14 is transmitted the adjustment of rate, can further realize accurate feeding.
The present embodiment when feeding intake for the first time, the side of the relatively close hinged seat 2 11 in the center that feeds intake of cast hopper 5, when
After once feeding intake, the raw material top surface obtained after feeding intake is heeling condition, as shown in Figure 4；When feeding intake for the second time, feed intake plate
One 7 extend downwardly under the action of adjusting cylinder 9 relative to hinged seat 2 11, so that the center that feeds intake is to hinged seat 1
Side is moved, and after feeding intake for the second time, the raw material top surface obtained after feeding intake is flat state, as shown in Figure 6.
The present invention has the advantage that
1, the rotation of 4 inside strake 15 of feeding barrel, ensure that the material in feeding barrel 4 is uniform, no layering；Simultaneously because feeding intake
Accurate feeding is carried out by automatic weighing mechanism between bucket 4 and cast hopper, biggish preparation amount, work can be prepared in feeding barrel 4
People's charging times are few, and working strength is low；
2, it weighs feeding style and uses cored screw rotation mode, solve screw deadlocking problem, feeding process is noiseless, send
Expect smooth, precision height, while the design of cored screw 14 guarantees that Weighting and Controlling error is reduced within 2 grams；
3, it is reordered a dual fail-safe mode using twin-screw synchronous belt, guarantees the speed and accuracy of automatic charging
4, cast hopper 5 uses adjustable center, can adjust the distribution of material on demand, solve trapezoidal product and feed intake not
Even difficult point；
5, using two-step method feeding mode, to guarantee that the planarization of the intracavitary material of mold 18 is less than 0.3mm, without manually handle
Material shakeouts.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (10)
1. a kind of brake block suppresses automatic weighing feeding technique, which is characterized in that comprise the steps of:
Step a, automatic weighing transmits: accurate feeding is carried out by automatic weighing mechanism, by original needed for the compacting of brake block single
Material is sent to cast hopper (5) from feeding barrel (4)；
Step b, it feeds intake for the first time: adjusting the center that feeds intake of cast hopper (5), and the raw material in cast hopper (5) is launched for the first time
Into mold (17)；
Step c, it feeds intake for the second time: adjusting the center that feeds intake of cast hopper (5), and second of the raw material in cast hopper (5) is launched
Into mold (17).
2. brake block according to claim 1 suppresses automatic weighing feeding technique, which is characterized in that cast hopper in step b
(5) center of feeding intake of cast hopper (5) is located at the two sides at cast hopper (5) center in feed intake center and step c.
3. brake block according to claim 1 or 2 suppresses automatic weighing feeding technique, which is characterized in that the feeding barrel
(4) it is located at the top of cast hopper (5), the automatic weighing mechanism includes cored screw (14), and the one of the cored screw (14)
End has feed end, and the other end has discharge end, and the feed end is located at the lower section of feeding barrel (4) and is connected with feeding barrel (4),
The discharge end is located at the top of cast hopper (5).
4. brake block according to claim 1 or claim 2 suppresses automatic weighing feeding technique, which is characterized in that the cast hopper (5)
Including bucket body (6), the bottom of the bucket body (6), which is hinged with, to be opened and closed relatively and forms bucket-shaped feed intake plate one (7) and the plate two that feeds intake
(8), described feed intake is additionally provided with for driving the plate two (8) that feeds intake to slide relative to bucket body (6) between plate two (8) and bucket body (6)
Adjusting cylinder (9).
5. brake block suppresses automatic weighing feeding technique according to claim 4, which is characterized in that the bottom of the bucket body (6)
The side in portion is provided with hinged seat one (10), and the other side is provided with hinged seat two (11), is provided on the hinged seat one (10)
For controlling the actuator one for plate one (7) folding that feeds intake, it is provided on the hinged seat two (11) for controlling the plate two (8) that feeds intake
The actuator two of folding, the plate two (8) that feeds intake are slidably connected on hinged seat two (11), and the adjusting cylinder (9) is connected in
On hinged seat two (11).
6. brake block suppresses automatic weighing feeding technique according to claim 5, which is characterized in that the hinged seat one (10)
On be provided with for forcing the top surface for the plate one (7) that feeds intake to be resisted against plate two (8) bottom that feeds intake always under cast hopper (5) closed state
The locating part (12) at end.
7. brake block suppresses automatic weighing feeding technique according to claim 6, which is characterized in that bucket body (6) setting
There is the limited block (13) for limiting the inside rotational angle of the plate two (8) that feeds intake.
8. brake block suppresses automatic weighing feeding technique according to claim 5, which is characterized in that the actuator one and drive
Moving part two is motor or solenoid valve.
9. brake block according to claim 1 or claim 2 suppresses automatic weighing feeding technique, which is characterized in that the cast hopper (5)
It is inside provided with close to switch (15).
10. brake block according to claim 1 or claim 2 suppresses automatic weighing feeding technique, which is characterized in that the feeding barrel
(4) scraper plate (16) of uniform rotation is provided in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910645816.2A CN110271128B (en) | 2019-07-17 | 2019-07-17 | Automatic weighing and feeding process for brake pad pressing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910645816.2A CN110271128B (en) | 2019-07-17 | 2019-07-17 | Automatic weighing and feeding process for brake pad pressing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110271128A true CN110271128A (en) | 2019-09-24 |
| CN110271128B CN110271128B (en) | 2023-06-23 |
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ID=67964603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910645816.2A Active CN110271128B (en) | 2019-07-17 | 2019-07-17 | Automatic weighing and feeding process for brake pad pressing |
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| CN (1) | CN110271128B (en) |
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| CN110271128B (en) | 2023-06-23 |
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