CN204817151U - Tension and relaxation screening segmentation shifting beam amplitude adjusting device - Google Patents
Tension and relaxation screening segmentation shifting beam amplitude adjusting device Download PDFInfo
- Publication number
- CN204817151U CN204817151U CN201520528254.0U CN201520528254U CN204817151U CN 204817151 U CN204817151 U CN 204817151U CN 201520528254 U CN201520528254 U CN 201520528254U CN 204817151 U CN204817151 U CN 204817151U
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- connecting plate
- rubber
- support seat
- pretightning force
- dynamic beam
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Abstract
The utility model discloses a tension and relaxation screening segmentation shifting beam amplitude adjusting device, include last supporting seat, under bracing seat, rubber subassembly, move roof beam even board and pretightning force regulator. It is connected with sieve case curb plate through looping rivet to go up supporting seat and under bracing seat, the rubber subassembly includes the upper junction plate, shears rubber, connecting plate and wear -resisting nestification down, and the upper junction plate contacts with the pretightning force regulator, the upper junction plate, down the connecting plate all link firmly mutually through powerful glue between the rubber with shearing, lower connecting plate with move liang lianban and be connected, wear -resisting nestification and connecting plate link firmly, the pretightning force regulator comprises fixed stopper, locking bullet pad and lock nut, and fixed stopper is in between last supporting seat, under bracing seat and the connecting plate, and lock nut is in the locking bullet side of stacking up. The utility model discloses a pretightning force regulator can carry out independently adjust to the pretightning force of cuting rubber, the utility model discloses can increase the amplitude range of shifting beam motion, have strong adaptability, adjust characteristics such as simple, simple to operate.
Description
Technical field
The utility model relates to vibrosieve apparatus field, and particularly relate to a kind of flip flop screen segmented walking beam amplitude regulating device, the segmented that can realize walking beam amplitude on flip flop screen independently regulates.
Background technology
Flip flop screen is a kind of sieving machine tool developed from traditional circular shale shaker early 1980s.Screen cloth is made up of the urethane rubber materials that can stretch, and operationally, screen cloth is alternately strained and relaxed, and makes material produce advance bounce motion, material can be avoided to stick screen cloth and block sieve aperture.Meanwhile, owing to have employed flexible sieve plate, make impelling acceleration reach the 30-50 of acceleration of gravity doubly, sieve plate peak swing can reach 40mm, and therefore sieve aperture not only not easily blocks, and screening efficiency improves, and treating capacity is large, and dynamic load is little, and power consumption is few, and noise is low.By resonance, a driving provides two vibrations.Dynamic sieve plate obtains very high acceleration by tensioning with lax.Two masss of vibration, with identical frequency Relative Vibration, make sieve plate produce tensioning and relaxation exercise.The relative linear movement of two masss of vibration is adjustable, runs with optimized device.According to the difference of screening materials carrying, the parameter that adjustable is necessary.Flip flop screen adopts the dual-vibration principle of fundamental vibration and extraneous vibration, and basic vibration rotates by rotating eccentricity block the circular vibration produced, and additional vibration is that fundamental vibration drives the elliptic vibration produced.
At present, flip flop screen on domestic market is mostly import equipment, be mainly the Bert profit of the U.S., Austrian guest obtains and the Li Weier flip flop screen of Germany, the flip-flow screening machine of the domestic existing CZS type flip flop screen produced with Anshan mining machinery plant and Ao Rui (Tianjin) Co., Ltd is for representative.The walking beam that the existing patent of China it is also proposed some flip flop screens connects design, Chinese patent as application number 97235985.0 proposes a kind of hanging two-side driving flip-flow screening machine, it is all and is rigidly connected except screen cloth, be unfavorable for the service life extending flip flop screen, outer screen frame and inside casing are all global design, and requiring that outer screen frame is equal with inside casing quality, slot size is arranged by thoroughly sieving probabilistic law, higher to the requirement of the accuracy of manufacture, application number be 201310574957.2 Chinese patent disclose a kind of tension and relaxation vibratory sieve, the face that combines between the higher and lower levels between polyurethane screen and resonance framework is separately installed with uniform shearing, there is no clear and definite installation and adjusting device, under exciting device is placed on screen frame by it, occupy larger working space, and exciting center differs comparatively large with the position of barycenter, be unfavorable for the stability of work, application number is respectively 201220392205.5, 201220390817.0, 201220390809.6 Chinese patent propose respectively Ao Rui (Tianjin) Technology Co., Ltd. design individual layer, bilayer and three layers of flip flop screen, application number is respectively 201320019829.7, 201320019702.5, 201320019852.6, the Chinese patent of 201320019957.1 proposes the individual layer of Qinhuangdao yogurt agate Industrial Technology Co., Ltd design and double-deck banana screen and flip flop screen, the main part of these designs is similar, and on original individual layer basis, all add the number of plies of polyurethane screen, but adopt monoblock type to move beam connecting plate between walking beam to be rigidly connected, all walking beams integrally can only produce forced vibration, and the pretightning force shearing rubber is non-adjustable.Therefore, the amplitude that existing tension and relaxation sieves beam not only cannot need to realize segmented adjustment according to actual condition, and adjustable range is less, and can not meet the demand of screening actual condition, adaptability is poor.To sum up, walking beams all in existing flip flop screen is connected as a whole, runs power consumption larger; The pretightning force of shearing rubber is unadjustable and dismounting inconvenient, and can not adapt to the demand compared with multi-state and the many amplitudes of segmented, amplitude adjustable range is less.
A kind of flip flop screen segmented walking beam amplitude regulating device that the utility model relates to, independent adjustment can be carried out to the amplitude of the walking beam of flip flop screen, various operating modes in reality screening are tackled flexibly, and the amplitude adjustable range of the walking beam of flip flop screen can be increased, the technological deficiency of existing flip-flow screening machine equipment can be overcome, be more suitable for popularization.
Utility model content
The purpose of this utility model is for the deficiencies in the prior art, a kind of flip flop screen segmented walking beam amplitude regulating device is provided, each section of dynamic beam group particularly can be made to realize amplitude independently regulate, the technological deficiency of existing flip flop screen equipment can be overcome, improve screening efficiency, reduce the manufacturing cost of equipment simultaneously and run power consumption.
Technical problem to be solved in the utility model realizes by the following technical solutions.
A kind of flip flop screen segmented walking beam amplitude regulating device, comprises upper support seat, lower support seat, rubber assembly, dynamic beam connecting plate and pretightning force adjuster.Wherein, described upper support seat, lower support seat are identical with the quantity of dynamic beam connecting plate, upper support seat and lower support seat are arranged symmetrically in the both sides up and down of dynamic beam connecting plate, for supporting, installing dynamic beam connecting plate, and be connected with the sieve box side plate of flip flop screen both sides respectively by ring-grooved rivet, and on upper support seat and lower support seat, be equipped with boss, for installation pretightening force adjuster; Described upper support seat is connected by pretightning force adjuster with rubber assembly, and lower support seat is connected by pretightning force adjuster with rubber assembly.
Described rubber assembly comprises upper junction plate, it is nested with wear-resisting to shear rubber, lower connecting plate.Wherein, described upper junction plate, to be all connected by seccotine aqueous phase between lower connecting plate and shearing rubber, described shearing rubber plays multiple degrees of freedom back-moving spring; The upper junction plate of the rubber assembly above dynamic beam connecting plate is connected by pretightning force adjuster with between upper support seat, and the lower connecting plate of the rubber assembly above dynamic beam connecting plate is connected by bolt with between dynamic beam connecting plate; The upper junction plate of the rubber assembly below dynamic beam connecting plate is connected by bolt with between dynamic beam connecting plate, and the lower connecting plate of the rubber assembly below dynamic beam connecting plate is connected by pretightning force adjuster with between lower support seat; Described wear-resisting to be nestedly fixed on connecting plate.
Described pretightning force adjuster, for regulating in rubber assembly the pretightning force shearing rubber, is made up of fixing stop, locking bullet pad and locking nut.Wherein, the upper end of described fixing stop is provided with external screw thread, interior hexagonal adjustment hole is provided with at its top, for regulating the upper-lower position of fixing stop, spacing shoulder is provided with at the middle part of fixing stop, the connecting plate position of rubber assembly is limited, is provided with the short pin in location in the bottom of fixing stop, makes the connecting plate position of rubber assembly lateral shift can not occur; Described locking bullet cushion cover is in the upper end of fixing stop, and described locking nut is positioned at the top of locking bullet pad, prevent fixing stop from loosening in the course of the work, and locking nut is connected by screw thread with fixing stop.
Described dynamic beam connecting plate only installs two walking beams, is provided with Connection Block at the two ends of described dynamic beam connecting plate, the Connection Block that can be bolted both sides makes beam connecting plate become as a whole; The spacing of 5-10mm is retained to ensure the working space of dynamic beam connecting plate between two adjacent dynamic beam connecting plates.
The upper junction plate of described rubber group or lower connecting plate are provided with wear-resisting nested, described wear-resisting nested and upper junction plate or lower connecting plate are connected by the mode of welding, and on described wear-resisting nested inner surface, be provided with CNB anti-abrasive coatings, for increasing the contact area of the short pin in location and connecting plate and reducing frictional dissipation.
Described bracket assembly is made up of front support stand, rear support stand and vibrator bracing frame, and described front support stand, the quantity of rear support stand are two, and are arranged symmetrically in the both sides of screen box, and described vibrator bracing frame is positioned at a middle side part of screen box.Walking beam and built-in beam interval are arranged in the bottom of screen box, and built-in beam and screen box use high-strength bolt to be connected with the fixing hole on screen box by the fixing hole on built-in beam; Described screen box is connected with front support stand, rear support stand by vibration isolation rubber, screen box two side plates and between be provided with the tube connector beam that quantity is no less than three; Dynamic beam Connecting groups is by moving beam connecting plate with dynamic beam contiguous block forms, and the two ends of walking beam use high-strength bolt to be connected with dynamic beam connecting plate by bolt hole by dynamic beam Connecting groups, moves the dynamic beam movable span that beam Connecting groups passes on sieve box side plate and carries out activity;
During use, can be regulated by the interior position of hexagonal adjustment hole to fixing stop according to actual conditions, thus change the pretightning force shearing rubber.When the position of fixing stop moves up and down, the position of upper junction plate can moving up and down and change with spacing shoulder, and shear the size that pressure size suffered on rubber determines its pretightning force, therefore the amplitude of walking beam can regulate.Apply different pretightning forces according to the rubber assembly of actual condition to different demand and carry out independent adjustment; Two sections or multistage can be moved beam connecting plate by bolt and be connected by the Connection Block on dynamic beam connecting plate, make the amplitude regulative mode of the walking beam of flip flop screen more flexible.
The beneficial effects of the utility model are, compared with prior art, the independence that the utility model can realize each section of the walking beam amplitude of flip flop screen regulates, various operating modes in reality screening are tackled flexibly, and amplitude adjustable range can be increased, the technological deficiency of existing flip-flow screening machine equipment can be overcome, be more suitable for popularization; Walking beam grouping is connected and installed mode makes walking beam motion flexibility ratio improve, and advantageously in saturating sieve that is moist and fine granularity material, effectively can avoid the generation of material plug-hole phenomenon.In addition, the utility model can also realize carrying out independent adjustment to the pretightning force of each section of flip flop screen, and regulative mode is simple, can increase the motional amplitude amplitude of the walking beam of flip flop screen, have strong adaptability, regulates the features such as simple, easy for installation.
Accompanying drawing explanation
Fig. 1 is general structure schematic diagram of the present utility model;
Fig. 2 is the assembling schematic diagram of amplitude adjusting part of the present utility model;
Fig. 3 is the mounting structure schematic diagram of built-in beam of the present utility model and walking beam;
Fig. 4 is the structural representation of fixing stop of the present utility model;
Fig. 5 is the mounting structure schematic diagram of dynamic beam connecting plate of the present utility model;
Fig. 6 is the working state schematic representation of the utility model on flip flop screen.
Detailed description of the invention
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with specific embodiment and diagram, setting forth the utility model further.
As shown in Figure 1, Figure 2 with shown in Fig. 5, a kind of flip flop screen segmented walking beam amplitude regulating device, comprises upper support seat 1, lower support seat 2, rubber assembly 3, dynamic beam connecting plate 4 and pretightning force adjuster 5.Wherein, described upper support seat 1, lower support seat 2 are identical with the quantity of dynamic beam connecting plate 4, upper support seat 1 and lower support seat 2 are arranged symmetrically in the both sides up and down of dynamic beam connecting plate 4, for supporting, installing dynamic beam connecting plate 4, and be connected with sieve box side plate 6 by ring-grooved rivet 12, and on upper support seat 1 and lower support seat 2, be equipped with the boss 13 of installation pretightening force adjuster 5, for installation pretightening force adjuster 5; Upper support seat 1 is connected by pretightning force adjuster 5 with rubber assembly 3, and lower support seat 2 is connected by pretightning force adjuster 5 with rubber assembly 4.
As shown in Figure 1, Figure 2 with shown in Fig. 5, described rubber assembly 3 comprises upper junction plate 31, shears rubber 32 and lower connecting plate 33 and wear-resisting nested 34, described upper junction plate 31, lower connecting plate 33 and shearing between rubber 32 is all connected by seccotine aqueous phase, and described shearing rubber 32 plays multiple degrees of freedom back-moving spring; The upper junction plate 31 of the rubber assembly 3 above dynamic beam connecting plate 4 is connected by pretightning force adjuster 5 with between upper support seat 1, and the lower connecting plate 33 of the rubber assembly 3 above dynamic beam connecting plate 4 is connected by bolt 43 with between dynamic beam connecting plate 4; The upper junction plate 31 of the rubber assembly 3 below dynamic beam connecting plate 4 is connected by bolt 43 with between dynamic beam connecting plate 4, and the lower connecting plate 33 of the rubber assembly 3 below dynamic beam connecting plate 4 is connected by pretightning force adjuster 5 with between lower support seat 2; Described wear-resisting nested 34 are fixed on connecting plate.
As Fig. 1, Fig. 2, shown in Fig. 4 and Fig. 5, described pretightning force adjuster 5 is for regulating the pretightning force shearing rubber 32 in rubber assembly 3, by fixing stop 51, locking bullet pad 52 and locking nut 53 form, the upper end of described fixing stop 51 is provided with external screw thread 512, interior hexagonal adjustment hole 511 is provided with at its top, for regulating the upper-lower position of fixing stop 51, spacing shoulder 513 is provided with at the middle part of fixing stop 51, the connecting plate position of rubber assembly 3 is limited, the short pin 514 in location is provided with in the bottom of fixing stop 51, make the connecting plate position of rubber assembly 3 lateral shift can not occur, described locking bullet cushion cover 52 is in the upper end of fixing stop 51, and prevent fixing stop 51 from occurring in the course of the work to loosen, described locking nut 53 is positioned at the top of locking bullet pad 52, and locking nut 53 is connected by screw thread 512 with fixing stop 51.
As shown in Fig. 1, Fig. 5 and Fig. 6, described dynamic beam connecting plate 4 only installs two walking beams 8, be provided with Connection Block 41 at the two ends of described dynamic beam connecting plate 4, the Connection Block 41 that can connect both sides by bolt 44 makes beam connecting plate 4 one-tenth as a whole; The spacing of 5-10mm is retained to ensure the working space of dynamic beam connecting plate 4 between two adjacent dynamic beam connecting plates 4.
As shown in Figure 1, Figure 2 with shown in Fig. 5, the upper junction plate 31 of described rubber group 3 or lower connecting plate 33 are provided with wear-resisting nested 34, described wear-resisting nested 34 are connected by the mode of welding with upper junction plate 31 or lower connecting plate 33, and on the inner surface of described wear-resisting nested 34, be provided with CNB anti-abrasive coatings, for increasing the contact area of the short pin 514 in location and connecting plate and reducing frictional dissipation.
As shown in Fig. 1, Fig. 3 and Fig. 6, described bracket assembly 10 is made up of front support stand 101, rear support stand 102 and vibrator bracing frame 103, described front support stand 101, the quantity of rear support stand 102 are two, and being arranged symmetrically in the both sides of screen box 6, described vibrator bracing frame 103 is positioned at a middle side part of screen box 6; Described screen box 6 is connected with front support stand 101, rear support stand 102 by vibration isolation rubber 104, between two side plates 61 and 62 of screen box 6, be provided with the tube connector beam that quantity is no less than three; Walking beam 8 and built-in beam 7 interval are arranged in the bottom of screen box 6, and built-in beam 7 and screen box 6 use high-strength bolt 11 to be connected with the fixing hole 611 on screen box by the fixing hole 71 on built-in beam; Dynamic beam Connecting groups 9 is made up of with dynamic beam contiguous block 92 dynamic beam connecting plate 91, the two ends of dynamic beam Connecting groups 9 just walking beam 8 use high-strength bolt 42 to be connected with dynamic beam connecting plate 4 by walking beam bolt hole 81, dynamic beam connecting plate bolt hole 911, dynamic beam contiguous block bolt hole 921 with dynamic beam connecting plate bolt hole 45, and the dynamic beam Connecting groups 9 dynamic beam movable span 613 passed on sieve box side plate 61 carries out activity;
During use, can be regulated by the position of interior hexagonal adjustment hole 511 to fixing stop 51 according to actual conditions, thus change the pretightning force shearing rubber 32.When the position of fixing stop 51 moves up and down, the position of upper junction plate 31 can moving up and down and change with spacing shoulder 513, and shear the size that pressure size suffered on rubber 32 determines its pretightning force, therefore the amplitude of walking beam 8 can regulate.Apply different pretightning forces according to the rubber assembly 3 of actual condition to different demand and carry out independent adjustment; Two sections or multistage can be moved beam connecting plate 4 by bolt 44 and be connected by the Connection Block 41 on dynamic beam connecting plate 4, make the amplitude regulative mode of the walking beam 8 of flip flop screen more flexible.
More than show and describe general principle of the present utility model, principal character and advantage.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (4)
1. a flip flop screen segmented walking beam amplitude regulating device, comprise upper support seat, lower support seat and rubber assembly, it is characterized in that: also comprise pretightning force adjuster and dynamic beam connecting plate, described upper support seat, lower support seat are identical with the quantity of dynamic beam connecting plate, upper support seat and lower support seat are arranged symmetrically in the both sides up and down of dynamic beam connecting plate, and be connected with sieve box side plate by ring-grooved rivet, and be equipped with the boss of installation pretightening force adjuster on upper support seat and lower support seat; Described upper support seat is connected by pretightning force adjuster with rubber assembly; Described lower support seat is connected by pretightning force adjuster with rubber assembly; Described rubber assembly is connected by bolt with dynamic beam connecting plate;
Described rubber assembly comprises upper junction plate, it is nested with wear-resisting to shear rubber, lower connecting plate, described upper junction plate, is all connected by seccotine aqueous phase between lower connecting plate and shearing rubber; The upper junction plate of the rubber assembly above dynamic beam connecting plate is connected by pretightning force adjuster with between upper support seat, and the lower connecting plate of the rubber assembly above dynamic beam connecting plate is connected by bolt with between dynamic beam connecting plate; The upper junction plate of the rubber assembly below dynamic beam connecting plate is connected by bolt with between dynamic beam connecting plate, and the lower connecting plate of the rubber assembly below dynamic beam connecting plate is connected by pretightning force adjuster with between lower support seat; Described wear-resisting to be nestedly fixed on connecting plate.
2. a kind of flip flop screen segmented walking beam amplitude regulating device according to claim 1, it is characterized in that: described pretightning force adjuster forms by fixing stop, locking bullet pad and locking nut, the upper end of described fixing stop is provided with external screw thread, interior hexagonal adjustment hole is provided with at its top, be provided with spacing shoulder at the middle part of fixing stop, be provided with the short pin in location in the bottom of fixing stop; Described locking bullet cushion cover is in the upper end of fixing stop, and described locking nut is positioned at the top of locking bullet pad, and locking nut is connected by screw thread with fixing stop.
3. a kind of flip flop screen segmented walking beam amplitude regulating device according to claim 1, is characterized in that: the two ends of described dynamic beam connecting plate are provided with Connection Block; Retain the spacing of 5-10mm between two adjacent dynamic beam connecting plates, and every root moves on beam connecting plate and only installs two walking beams.
4. a kind of flip flop screen segmented walking beam amplitude regulating device according to claim 1, it is characterized in that: the upper junction plate of described rubber group or lower connecting plate are provided with wear-resisting nested, described wear-resisting nested and upper junction plate or lower connecting plate are connected by the mode of welding, and are provided with CNB anti-abrasive coatings on described wear-resisting nested inner surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520528254.0U CN204817151U (en) | 2015-07-20 | 2015-07-20 | Tension and relaxation screening segmentation shifting beam amplitude adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520528254.0U CN204817151U (en) | 2015-07-20 | 2015-07-20 | Tension and relaxation screening segmentation shifting beam amplitude adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204817151U true CN204817151U (en) | 2015-12-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520528254.0U Withdrawn - After Issue CN204817151U (en) | 2015-07-20 | 2015-07-20 | Tension and relaxation screening segmentation shifting beam amplitude adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204817151U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104959305A (en) * | 2015-07-20 | 2015-10-07 | 安徽理工大学 | Amplitude adjusting device of flip-flow screen sectional type walking beam |
| CN107127149A (en) * | 2017-07-07 | 2017-09-05 | 中国矿业大学 | A kind of totally-enclosed circular vibration flip flop screen of modularization |
| CN110064583A (en) * | 2019-04-26 | 2019-07-30 | 中国矿业大学(北京) | A kind of Non-Linear Vibration flip flop screen |
-
2015
- 2015-07-20 CN CN201520528254.0U patent/CN204817151U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104959305A (en) * | 2015-07-20 | 2015-10-07 | 安徽理工大学 | Amplitude adjusting device of flip-flow screen sectional type walking beam |
| CN107127149A (en) * | 2017-07-07 | 2017-09-05 | 中国矿业大学 | A kind of totally-enclosed circular vibration flip flop screen of modularization |
| CN110064583A (en) * | 2019-04-26 | 2019-07-30 | 中国矿业大学(北京) | A kind of Non-Linear Vibration flip flop screen |
| CN110064583B (en) * | 2019-04-26 | 2020-08-04 | 中国矿业大学(北京) | Nonlinear vibration relaxation sieve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151202 Effective date of abandoning: 20160824 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |