CN110813808A - Cleaning and protecting device for cement anti-bending testing machine - Google Patents
Cleaning and protecting device for cement anti-bending testing machine Download PDFInfo
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- CN110813808A CN110813808A CN201911135784.8A CN201911135784A CN110813808A CN 110813808 A CN110813808 A CN 110813808A CN 201911135784 A CN201911135784 A CN 201911135784A CN 110813808 A CN110813808 A CN 110813808A
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- 238000012360 testing method Methods 0.000 title claims abstract description 22
- 238000005452 bending Methods 0.000 title claims abstract description 20
- 239000004568 cement Substances 0.000 title claims abstract description 20
- 238000004140 cleaning Methods 0.000 title claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 230000001680 brushing effect Effects 0.000 claims description 18
- 230000001012 protector Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 239000011449 brick Substances 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- NMFHJNAPXOMSRX-PUPDPRJKSA-N [(1r)-3-(3,4-dimethoxyphenyl)-1-[3-(2-morpholin-4-ylethoxy)phenyl]propyl] (2s)-1-[(2s)-2-(3,4,5-trimethoxyphenyl)butanoyl]piperidine-2-carboxylate Chemical compound C([C@@H](OC(=O)[C@@H]1CCCCN1C(=O)[C@@H](CC)C=1C=C(OC)C(OC)=C(OC)C=1)C=1C=C(OCCN2CCOCC2)C=CC=1)CC1=CC=C(OC)C(OC)=C1 NMFHJNAPXOMSRX-PUPDPRJKSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- RSMUVYRMZCOLBH-UHFFFAOYSA-N metsulfuron methyl Chemical compound COC(=O)C1=CC=CC=C1S(=O)(=O)NC(=O)NC1=NC(C)=NC(OC)=N1 RSMUVYRMZCOLBH-UHFFFAOYSA-N 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/02—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area using chambers or hoods covering the area
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0023—Bending
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Cleaning In General (AREA)
Abstract
The invention relates to the technical field of cement test equipment, in particular to a cleaning and protecting device for a cement bending test machine. Starting a main motor to enable a main lead screw to rotate, driving a sliding weight to move and enable a driving roller to rotate, rotating a driven roller and enabling a traction rope to be gradually embedded into a spiral groove, pulling a sealing plate to rotate and seal an opening through the traction rope, and blocking scraps generated by a workpiece; then the main screw rod and the driving roller rotate and fall down, the belt loosens, and the first elastic piece drives the sealing plate to rotate so that the opening is exposed. The invention reduces the potential safety hazard and is convenient for cleaning and collecting the scraps.
Description
Technical Field
The invention relates to the technical field of cement test equipment, in particular to a cleaning and protecting device for a cement anti-bending test machine.
Background
The bending resistance tester is mainly used for the bending resistance test of test pieces such as concrete, refractory materials, bricks and the like and the pressure intensity test of building materials such as cement, mortar, refractory materials, bricks and the like.
Through retrieval, the Chinese patent publication No. CN206192788U discloses an anti-bending testing machine, which comprises a main lever, an auxiliary lever, a base, an upright post, a cross beam and an anti-bending clamp, wherein the base is provided with a first mounting station and a second mounting station for mounting the anti-bending clamp; a sliding groove is arranged between the first mounting station and the second mounting station, a sliding seat is connected in the sliding groove in a sliding manner, and a mounting hole for mounting an anti-bending clamp is formed in the sliding seat; the upper side of the sliding chute is provided with a limiting part which is abutted against the upper end surface of the sliding seat; the device further comprises a screw rod mechanism for driving the sliding seat to move between the first installation station and the second installation station, and the screw rod mechanism is connected with a motor. The invention is more convenient for switching measuring range and has the characteristics of convenient operation and labor saving.
The above prior art solutions have the following drawbacks: after cement is broken, the condition that cement sweeps splashes can appear, if the sweeps splashes to the human body, then there is certain potential safety hazard, if add the one deck protection casing outside the testing machine, though blockked splashing of sweeps effectively, still need dismantle the protection casing when the sweeps need be cleared up, the operation is inconvenient, consequently needs to improve.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a cleaning and protecting device for a cement anti-bending testing machine, which reduces the potential safety hazard and is convenient for cleaning and collecting scraps.
The technical purpose of the invention is realized by the following technical scheme: the utility model provides a clearance protector for cement bending test machine, including installing the protection casing on the base, the top of protection casing is equipped with the groove of wearing to establish that supplies first holder to wear to establish, one side of protection casing is equipped with the opening of being convenient for the work piece to get and puts and seals in the open-ended closing plate, the closing plate rotates to be connected in open-ended mouth wall, thereby the opening part is equipped with the first elastic component that drives the closing plate rotation and make the opening expose, be fixed with the support that is located main lead screw downside on the base, be equipped with driven voller and haulage rope on the support, the driven voller rotates to be connected in the support, fixed connection is respectively in driven voller and closing plate in the both ends of haulage rope, be equipped with on the lateral wall of driven voller and supply the haulage rope to inlay the helicla flute of establishing, the helic.
By adopting the technical scheme, when the opening is exposed, the first elastic piece is in a natural state, and the traction rope is tensioned by the closing plate; after the main screw rod is adjusted to be in a horizontal state and a workpiece is installed and clamped, the main motor is started to enable the main screw rod to rotate, and the main screw rod drives the sliding weight to move towards the right side and drives the driving roller to rotate; under the linkage action on the belt, the driven roller is driven to rotate, so that the traction rope is gradually embedded into the spiral groove, and the traction rope pulls the sealing plate to rotate and drives the first elastic part to be in a deformation state; when the closing plate rotates to close the opening, the traction rope is filled in the spiral groove, and at the moment, the traction rope cannot be wound on the driven roller continuously, so that the traction rope is twisted at one end of the driven roller, and the closing plate is in a static state and is tightly propped against the wall of the opening; because the haulage rope has certain elasticity, even if the driven roller still is in the pivoted condition, the closing plate can not take place to damage because of the pulling force is too big.
When the sliding weight continues to slide to break the workpiece, the scraps generated by the workpiece are blocked by the protective cover and the sealing plate, and the scraps are not easy to splash onto a human body, so that potential safety hazards are reduced; then one end of the main screw rod and the driving roller, which are far away from the main motor, rotate and fall down, the main screw rod collides with the touch switch, the main motor is turned off, and the main screw rod and the driving roller stop rotating; the drive roll will make the belt lax after rotating to fall down, the driven voller will be can the free rotation this moment, first elastic component will reply gradually to natural state and drive the closing plate and rotate, the haulage rope will break away from and reverse torsion resets from the helicla flute gradually, the driven voller will be rotated by the haulage rope pulling, the opening will expose this moment, so that the installation of clearance collection and the work piece of sweeps, need not workman manually operation and extra driving source and can realize stopping of sweeps and collect convenient operation.
The invention is further configured to: the inner wall of protection casing slides on and is connected with the brush that contradicts in the base upper surface and removes the subassembly, and the brush is removed and is equipped with the breach that supplies the screw rod to wear to establish on the subassembly, and the collection bits groove that is used for holding the sweeps is seted up to the upper surface of base.
Through adopting above-mentioned technical scheme, the slip brush removes the subassembly and can brush the sweeps on the base into collection bits inslot, and the clearance of the sweeps of being convenient for is collected, and the screw rod can pass from the breach to avoided the brush to remove and produced the space between subassembly and the screw rod and interfere.
The invention is further configured to: the brushing component and the sealing plate are connected with the same connecting rod in a rotating mode, and the two sides of the brushing component are arranged on the base in two groups and are respectively arranged in the chip collecting grooves.
By adopting the technical scheme, in the process that the opening is exposed by the rotation of the closing plate, the connecting rod rotates in a driven manner and drives the brushing assembly to slide along the horizontal direction, and the brushing assembly brushes the scraps on the base into one scrap collecting groove, so that the scraps can be cleaned and collected without manual operation and additional driving sources, and the operation is convenient; when the closing plate rotates and is closed in the opening process, the connecting rod rotates in a driven mode and enables the brushing assembly to slide along the horizontal direction, at the moment, the brushing assembly brushes the scraps on the base into another scrap collecting groove, and the scraps on the upper surface of the base are cleaned again.
The invention is further configured to: the brush removes the subassembly and includes two sets of first brushes and two sets of fixed connection in the scraper of brush that extend along the horizontal direction, and two sets of first brushes and scraper all contradict in the upper surface of base, and two sets of first brush relative one end has enclosed into the breach, and the one end that two sets of first brushes kept away from each other all slides and connects in the protection casing inner wall.
Through adopting above-mentioned technical scheme, removing the slip in-process of subassembly at the brush, the scraper will strike off the sweeps on the base earlier for the sweeps is difficult for the adhesion on the base, then first brush will be removed remaining sweeps on the base with the brush, has improved the clearance effect of sweeps.
The invention is further configured to: the brushing component also comprises a second brush, a second elastic piece and a driving piece, wherein the second brush is connected to one first brush in a sliding mode along the extending direction of the first brush, the second elastic piece drives the second brush to slide and seal the notch, and the driving piece drives the second brush to slide so as to enable the notch to be exposed.
By adopting the technical scheme, the first brush cannot be cleaned to all areas in the protective cover due to the arrangement of the notch; in the sliding process of the first brush, the second elastic piece can urge the second brush to be closed in the notch, so that the brushing assembly can clean all areas in the protective cover; when the second brush moves to the screw rod, the driving piece drives the second brush to slide so that the notch is exposed, and therefore the arrangement of the second brush ensures that the brushing assembly does not generate space interference with the screw rod, and the cleaning effect of the sweeps in the protective cover is improved.
The invention is further configured to: the driving piece is a guide surface which is arranged at one end of the second brush close to the other first brush, and the guide surface inclines towards the screw rod.
Through adopting above-mentioned technical scheme, when the second brush moved to screw rod department, the spigot surface will support tightly in the screw rod, and along with the slip of first brush, the spigot surface will make the second brush slip make the breach expose to guarantee that the second brush does not produce the space with the screw rod and interfere, and need not workman manually operation and extra driving source and can realize the regulation of second brush position, convenient operation.
The invention is further configured to: the lateral wall of the base is provided with an inserting groove communicated with the chip collecting groove, the chip collecting box is inserted in the inserting groove, and the opening of the chip collecting box faces upwards and corresponds to the chip collecting groove.
Through adopting above-mentioned technical scheme, the sweeps that is brushed the subassembly brush and removes will fall into in the collection bits box through the chip groove, after the full sweeps of collection in the collection bits box, will collect bits box roll-off from the inserting groove and can clear up convenient operation to the sweeps.
The invention is further configured to: and embedding grooves for embedding the belt are formed in the side walls of the driven roller and the driving roller.
Through adopting above-mentioned technical scheme, because of the belt inlays to be established in inlaying the groove, so the belt will be difficult for breaking away from drive roll and driven voller.
In conclusion, the invention has the following beneficial effects:
1. the arrangement of the protective cover, the sealing plate, the first elastic piece, the driving roller, the driven roller and the traction rope can realize the blocking and collection of the scraps without manual operation of workers and additional driving sources, and the operation is convenient;
2. due to the arrangement of the brushing assembly and the connecting rod, the cleaning and collection of the scraps can be realized without manual operation and additional driving sources, and the operation is convenient;
3. the setting of second brush, second elastic component and spigot surface is guaranteeing to brush and is removing the subassembly and not producing under the condition that the space interferes with the screw rod, has improved the clearance effect of sweeps in the protection casing.
Drawings
FIG. 1 is a schematic view of the overall structure in an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a brushing assembly according to an embodiment of the present disclosure;
fig. 3 is a schematic view illustrating the structure of the first brush and the second brush according to the embodiment of the present invention.
In the figure: 1. a protective cover; 11. a groove is arranged in a penetrating way; 12. an opening; 13. a closing plate; 14. a torsion spring; 15. connecting columns; 2. a support; 21. a driven roller; 22. a hauling rope; 23. a helical groove; 3. a main motor; 31. a main screw rod; 32. a drive roll; 33. embedding a groove; 34. a belt; 35. a touch switch; 36. a screw; 4. brushing off the assembly; 41. a first brush; 411. a first dovetail block; 412. a first dovetail groove; 42. a notch; 43. a scraper; 44. a connecting rod; 45. a second brush; 451. a second dovetail block; 452. a second dovetail groove; 453. a guide surface; 46. a spring; 5. a base; 51. a chip collecting groove; 52. inserting grooves; 53. a scrap collecting box.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in figure 1, a clearance protector for cement bending test machine, including installing protection casing 1 on base 5, the top of protection casing 1 is equipped with the groove 11 that wears to establish that supplies first holder, and one side of protection casing 1 is equipped with opening 12 and closing plate 13, and closing plate 13 is "L" shape setting and rotates the mouth wall of connecting in opening 12.
As shown in fig. 1, a bracket 2 located on the lower side of a main screw rod 31 is fixed on a base 5, a driven roller 21 and a hauling rope 22 are arranged on the bracket 2, the driven roller 21 is rotatably connected to the bracket 2, the hauling rope 22 has certain elasticity, a spiral groove 23 for embedding the hauling rope 22 is arranged on the side wall of the driven roller 21, the spiral groove 23 penetrates through one end of the driven roller 21, one end of the hauling rope 22 is fixed on the groove wall of the spiral groove 23, and the other end of the hauling rope 22 is fixedly connected to a sealing plate 13 through a connecting column 15.
As shown in fig. 1, a driving roller 32 is fixed at an end of the main screw rod 31, the side walls of the driven roller 21 and the driving roller 32 are both provided with an embedded groove 33 arranged in a ring shape, and the same belt 34 is arranged in the two groups of embedded grooves 33.
After the main screw rod 31 is adjusted to be in a horizontal state and a workpiece is installed and clamped tightly, the main motor 3 is started to enable the main screw rod 31 to rotate, the main screw rod 31 drives the sliding weight to move and enables the driving roller 32 to rotate, the driven roller 21 is driven to rotate and enables the traction rope 22 to be gradually embedded into the spiral groove 23, the traction rope 22 pulls the sealing plate 13 to rotate and seal the opening 12, the spiral groove 23 is filled with the traction rope 22 at the moment, the traction rope 22 cannot be wound on the driven roller 21 continuously, and therefore the sealing plate 13 is in a static state; when the sliding weight continues to slide to break the workpiece, the scraps generated by the workpiece are blocked by the protective cover 1 and the closing plate 13, and the scraps are not easy to splash onto a human body.
Then, one end of the main screw rod 31 and one end of the driving roller 32, which are far away from the main motor 3, rotate and fall down, the main screw rod 31 collides with the touch switch 35, the main motor 3 is turned off, and the main screw rod 31 and the driving roller 32 stop rotating; the drive roller 32 will allow the belt 34 to slacken after it has been rotatably dropped, at which time the driven roller 21 will be able to rotate freely.
As shown in fig. 1, a first elastic member is disposed at the opening 12, the first elastic member is a torsion spring 14, and two ends of the torsion spring 14 are respectively fixedly connected to the opening wall of the opening 12 and the closing plate 13. When the main wire rod 31 collides with the touch switch 35 and causes the belt 34 to be loosened, the torsion spring 14 will gradually return to the natural state and drive the closing plate 13 to rotate, the traction rope 22 will gradually disengage from the spiral groove 23 and reversely twist and return, the driven roller 21 will be pulled by the traction rope 22 to rotate, and the opening 12 will be exposed, so that the waste scraps can be cleaned and collected and the workpiece can be installed.
As shown in fig. 2 and 3, the inner wall of the protecting cover 1 is connected with a brushing assembly 4 in a sliding manner, the brushing assembly 4 includes two sets of first brushes 41 extending along the horizontal direction, and opposite ends of the two sets of first brushes 41 define a gap 42 for the screw 36 to pass through; the scrapers 43 are fixed to both sets of the first fur brushes 41.
As shown in fig. 2, two sets of first brushes 41 and scrapers 43 both abut against the upper surface of the base 5, a first dovetail block 411 is fixed at one end of each of the two sets of first brushes 41 away from each other, first dovetail grooves 412 extending in the horizontal direction are formed in the inner walls of two opposite sides of the protection cover 1, and the first dovetail blocks 411 are embedded in the first dovetail grooves 412 in a sliding manner, so that the first brushes 41 and the scrapers 43 can clean up the scraps on the base 5.
As shown in fig. 1 and 2, two sets of chip collecting grooves 51 are formed in the upper surface of the base 5 and are arranged on two sides of the brushing assembly 4, inserting grooves 52 communicated with the corresponding chip collecting grooves 51 are formed in the side walls of two opposite sides of the base 5, chip collecting boxes 53 are inserted into the two sets of inserting grooves 52, and openings 12 of the two sets of chip collecting boxes 53 face upwards and correspond to the chip collecting grooves 51. The scraps brushed away by the first brush 41 and the scraper 43 will fall through the scrap collecting groove 51 into the scrap collecting box 53.
As shown in fig. 2, two sets of first brushes 41 are rotatably connected to connecting rods 44, and two sets of connecting rods 44 are rotatably connected to the closing plate 13. During the process that the closing plate 13 rotates to expose the opening 12, the connecting rod 44 will be driven to rotate and cause the first brush 41 and the scraper 43 to brush the scraps on the base 5 into a scrap collecting groove 51 thereof; during the rotation of the closing plate 13 to close the opening 12, the connecting rod 44 will be driven to rotate and cause the first brush 41 and the scraper 43 to brush the waste bits on the base 5 into the other chip collecting groove 51.
As shown in fig. 2 and 3, a first brush 41 is provided with a second brush 45 and a second elastic member, the second brush 45 is fixed with a second dovetail block 451, the first brush 41 is provided with a second dovetail groove 452, the extending direction of the second dovetail groove 452 is the same as the extending direction of the first brush 41, and the second dovetail block 451 is slidably embedded in the dovetail groove; the second elastic member is a spring 46, and two ends of the spring 46 are respectively and fixedly connected to the first brush 41 and the second brush 45. The spring 46 will urge the second brush 45 to close the gap 42 so that the brush assembly 4 can be cleaned to all areas within the shield 1.
As shown in fig. 3, the second brush 45 is provided with a driving member, the driving member is a guide surface 453 provided at one end of the second brush 45 close to the other first brush 41, two sets of the guide surfaces 453 are provided at two opposite sides of the second brush 45, and the guide surfaces 453 are inclined toward the screw 36. When the second brush 45 moves to the screw 36, the guiding surface 453 abuts against the screw 36, and along with the sliding of the first brush 41, the guiding surface 453 urges the second brush 45 to slide so as to expose the notch 42, thereby ensuring that the second brush 45 does not generate spatial interference with the screw 36.
The implementation principle of the embodiment is as follows: when the opening 12 is exposed, the torsion spring 14 is in a natural state, and the traction rope 22 is tensioned by the closing plate 13; after the main screw rod 31 is adjusted to be in a horizontal state and a workpiece is installed and clamped, the main motor 3 is started to enable the main screw rod 31 to rotate, and the main screw rod 31 drives the sliding weight to move towards the right side and enables the driving roller 32 to rotate; under the action of the linkage on the belt 34, the driven roller 21 is driven to rotate and the traction rope 22 is gradually inserted into the spiral groove 23, and the traction rope 22 pulls the closing plate 13 to rotate and urges the torsion spring 14 to be in a deformed state.
The connecting rod 44 will rotate and drive the first brush 41, the second brush 45 and the scraper 43 to brush off the upper surface of the base 5, after the guiding surface 453 abuts against the screw rod 36, the guiding surface 453 drives the second brush 45 to slide so as to expose the notch 42, so as to ensure that the second brush 45 does not generate spatial interference with the screw rod 36, and the first brush 41, the second brush 45 and the scraper 43 can brush the waste on the upper surface of the base 5 into the waste collecting box 53 thereof.
When the closing plate 13 rotates to close the opening 12, the pulling rope 22 fills the spiral groove 23, and at this time, the pulling rope 22 cannot be wound on the driven roller 21, so that the pulling rope 22 is twisted at one end of the driven roller 21, and the closing plate 13 is in a static state and abuts against the opening wall of the opening 12; when the sliding weight continues to slide to break the workpiece, the scraps generated by the workpiece are blocked by the protective cover 1 and the closing plate 13, the scraps are not easy to splash onto a human body, and the potential safety hazard is reduced.
Then, one end of the main screw rod 31 and one end of the driving roller 32, which are far away from the main motor 3, rotate and fall down, the main screw rod 31 collides with the touch switch 35, the main motor 3 is turned off, and the main screw rod 31 and the driving roller 32 stop rotating; the drive roller 32 will let the belt 34 slacken after falling off by rotation, at which time the driven roller 21 will be able to rotate freely; the torsion spring 14 will gradually return to the natural state and drive the closing plate 13 to rotate, the pulling rope 22 will gradually disengage from the spiral groove 23 and reverse twist and return, the driven roller 21 will be pulled by the pulling rope 22 to rotate, and the opening 12 will be exposed for the installation of the workpiece.
In the process that the torsion spring 14 returns to the natural state and drives the closing plate 13 to rotate, the connecting rod 44 will rotate in a driven manner and urge the first brush 41, the second brush 45 and the scraper 43 to brush the upper surface of the base 5 in the opposite direction; after the guiding surface 453 abuts against the screw 36, the guiding surface 453 enables the second brush 45 to slide to expose the notch 42, so as to ensure that the second brush 45 does not generate spatial interference with the screw 36, and the first brush 41, the second brush 45 and the scraper 43 can brush the scraps on the upper surface of the base 5 into the other scrap collecting box 53, thereby realizing automatic cleaning of the scraps.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (8)
1. The utility model provides a clearance protector for anti testing machine of rolling over of cement which characterized in that: including installing protection casing (1) on base (5), the top of protection casing (1) is equipped with the wearing groove (11) that supplies first holder to wear to establish, one side of protection casing (1) is equipped with opening (12) and the closing plate (13) of sealing in opening (12) that are convenient for the work piece to get and put, closing plate (13) rotate and connect in the oral wall of opening (12), opening (12) department is equipped with and drives closing plate (13) and rotate thereby make the first elastic component that opening (12) expose, be fixed with support (2) that are located main lead screw (31) downside on base (5), be equipped with driven voller (21) and haulage rope (22) on support (2), driven voller (21) rotates and connects in support (2), the both ends of haulage rope (22) are fixed connection respectively in driven voller (21) and closing plate (13), be equipped with on the lateral wall of driven voller (21) and supply haulage rope (22) to inlay spiral groove, the spiral groove (23) penetrates through one end of the driven roller (21), a driving roller (32) is fixed at the end part of the main screw rod (31), and the same belt (34) is tightly wound on the driving roller (32) and the driven roller (21).
2. The cleaning and protecting device for the cement bending test machine according to claim 1, is characterized in that: the inner wall of protection casing (1) slides on and is connected with the brush that contradicts in base (5) upper surface and removes subassembly (4), and the brush is removed and is equipped with breach (42) that supply screw rod (36) to wear to establish on subassembly (4), and collection bits groove (51) that are used for holding the sweeps are seted up to the upper surface of base (5).
3. The cleaning and protecting device for the cement bending test machine according to claim 2, is characterized in that: the brushing component (4) and the closing plate (13) are connected with the same connecting rod (44) in a rotating mode, and the two groups of the chip collecting grooves (51) are arranged on the base (5) and are respectively arranged on two sides of the brushing component (4).
4. The cleaning and protecting device for the cement bending test machine according to claim 2, is characterized in that: the brush removes subassembly (4) and includes two sets of first brush (41) and two sets of fixed connection in the scraper (43) of brush that extend along the horizontal direction, and two sets of first brush (41) and scraper (43) have all been contradicted in the upper surface of base (5), and breach (42) have been enclosed into to two sets of first brush (41) relative one end, and the one end of keeping away from each other of two sets of first brush (41) all slides and connects in protection casing (1) inner wall.
5. The cleaning and protecting device for the cement bending test machine according to claim 4, is characterized in that: the brushing component (4) further comprises a second brush (45) connected to the first brush (41) in a sliding manner along the extending direction of the first brush (41), a second elastic piece driving the second brush (45) to slide and seal the notch (42), and a driving piece driving the second brush (45) to slide so as to enable the notch (42) to be exposed.
6. The cleaning and protecting device for the cement bending test machine according to claim 5, is characterized in that: the driving piece is a guide surface (453) arranged at one end, close to the other first brush (41), of the second brush (45), and the guide surface (453) inclines towards the screw rod (36).
7. The cleaning and protecting device for the cement bending test machine according to claim 2, is characterized in that: the side wall of the base (5) is provided with an inserting groove (52) communicated with the chip collecting groove (51), a chip collecting box (53) is inserted in the inserting groove (52), and an opening (12) of the chip collecting box (53) faces upwards and corresponds to the chip collecting groove (51).
8. The cleaning and protecting device for the cement bending test machine according to claim 1, is characterized in that: and embedding grooves (33) for embedding the belt (34) are formed in the side walls of the driven roller (21) and the driving roller (32).
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