CN113509981A

CN113509981A - A pulverizer for production of commodity concrete

Info

Publication number: CN113509981A
Application number: CN202110841115.3A
Authority: CN
Inventors: 孙明
Original assignee: Jiangsu Quanwang Building Materials Technology Co ltd
Current assignee: Jiangsu Quanwang Building Materials Technology Co ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2021-10-19

Abstract

The invention discloses a pulverizer for producing commercial concrete, which belongs to the technical field of concrete processing and comprises a case, wherein a grinding barrel is connected in the case in a sliding manner, a grinding and screening mechanism is connected between the grinding barrel and the case, a plurality of uniformly distributed sieve holes are formed in the inner bottom wall of the grinding barrel, and a herringbone distributing hopper fixed on the inner wall of the case is arranged between the grinding barrel and a collecting barrel; through the setting of grinding screening mechanism, when needs carry out the grinding to the commodity concrete, then can drive the abrasive disc through the motor, the cam rotates, thereby can realize that the cam rotates the position change of top-moving grinding barrel, make the bottom laminating of diapire and abrasive disc in the grinding barrel, make the commodity concrete of large-scale granule carry out abundant breakage like this, thereby effectual crushing effect has been improved, wherein seted up the sieve material hole on the interior diapire of grinding barrel, make the powder of smashing pass through cam reciprocating motion whereabouts, and large-scale granule then can carry out the regrinding.

Description

A pulverizer for production of commodity concrete

Technical Field

The invention belongs to the technical field of concrete processing, and particularly relates to a pulverizer for producing commercial concrete.

Background

The process of changing large-particle materials into small-particle materials by external force is called crushing, the used machinery is called crusher, the process of changing small-particle materials into powder materials by external force is called crushing or grinding, grinding for short, the pulverizer is widely applied to industries of chemical industry, mine, coal and the like, and is mainly used for grinding processing of thousands of materials such as cement, coal, granite, marble, ceramics, glass and the like.

At present, current concrete pulverizer all crushes through two crushing rollers when using to can lead to the concrete to produce great granule when broken, these large-scale granules need subsequent processing again, make the grinding process loaded down with trivial details like this, and crushing quality is not high, consequently has certain limitation when using.

Disclosure of Invention

The invention aims to provide a pulverizer for producing commercial concrete, which solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a pulverizer for producing commercial concrete comprises a case, wherein a grinding barrel is slidably connected in the case, a grinding and screening mechanism is connected between the grinding barrel and the case, a plurality of uniformly distributed screening holes are formed in the inner bottom wall of the grinding barrel, a herringbone distributing hopper fixed on the inner wall of the case is arranged between the grinding barrel and a collecting barrel, two symmetrical second guide plates are fixedly connected at a feed inlet at the top end of the herringbone distributing hopper, the other ends of the two second guide plates are connected with the inner wall of the case, a material cutting mechanism is arranged in the herringbone distributing hopper, the material cutting mechanism comprises a rotating rod which is rotatably connected in the herringbone distributing hopper, a material cutting plate with a triangular vertical section is fixed on the outer side of the rotating rod, one end of the rotating rod extends to the outer side of the herringbone distributing hopper, a screwing head is fixedly connected, and a retention nut which is spirally connected with the outer side of the rotating rod is arranged between the screwing head and the herringbone distributing hopper.

In some preferred embodiments, all be fixed with the sliding block on the both sides wall of grinding barrel, all set up the sliding tray with corresponding sliding block matched with on the both sides inner wall of quick-witted case, all be fixed with the locating lever in two sliding trays, two sliding block homoflexible sleeves are established on the locating lever that corresponds, and the bottom of two sliding blocks all is connected with the spring with between the bottom wall in the sliding tray that corresponds, and the spring homoflexible sleeve is established on the locating lever that corresponds.

In some preferred embodiments, the grinding and screening mechanism includes a motor fixed at the top end of the chassis, an output shaft of the motor extends into the chassis and is fixedly connected with a transmission shaft, a grinding disc is fixed at the bottom end of the transmission shaft, a first bevel gear fixedly connected to the outer side of the transmission shaft is arranged between the grinding disc and the top wall of the chassis, a second bevel gear is meshed and connected to the outer side of the first bevel gear, a first connecting shaft is fixedly connected to the inside of a mounting hole of the second bevel gear, the first connecting shaft is rotatably connected to the chassis, a first belt pulley is fixed to the other end of the first connecting shaft, and a connecting shaft B is rotatably connected to the chassis.

In some preferred embodiments, two cams with the same size are fixed on the outer side of the connecting shaft B, a second belt pulley is fixedly connected to the other end of the connecting shaft B, and a transmission belt is in transmission connection between the second belt pulley and the first belt pulley.

In some preferred embodiments, the bottom of the chassis is fixedly connected with a chassis around, the inner bottom wall of the chassis is connected with two material collecting barrels with the same size in a sliding manner, and the bottom ends of the two material collecting barrels are fixed with moving blocks.

In some preferred embodiments, a feeding hopper is fixedly connected to the feeding port at the top end of the case, a first material guiding plate is mounted below the feeding hopper, and one end of the first material guiding plate is obliquely fixed to the inner wall of one side of the case.

Compared with the prior art, the pulverizer for producing commercial concrete provided by the invention at least comprises the following beneficial effects:

(1) through the arrangement of the grinding and screening mechanism, when the commercial concrete is required to be ground, the grinding disc and the cam can be driven to rotate through the motor, so that the position of the grinding barrel can be changed by the rotation of the cam, the bottom wall in the grinding barrel is attached to the bottom end of the grinding disc, the commercial concrete of large particles can be sufficiently crushed, the crushing effect is effectively improved, the material screening holes are formed in the inner bottom wall of the grinding barrel, the crushed powder falls down through the reciprocating motion of the cam, and the large particles can be secondarily crushed;

(2) through the setting of cutting mechanism, when the powder of smashing falls, then concentrate the feeding through the second stock guide, thereby can realize that the powder falls into chevron shape and divide the hopper, wherein install two collecting vessel in the quick-witted case, when one is filled with needs to be changed, then can twist the head and move, make the material cutting plate rotate and block an export, another export is carried out the ejection of compact, thereby realize the device when broken operation, need not shut down and take the material, thereby reach the operation of not shutting down, then the effectual grinding efficiency that has accelerated.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic view of the internal cross-sectional structure of the present invention;

FIG. 3 is a schematic structural view of the grinding and screening mechanism of the present invention;

FIG. 4 is a schematic view of the cross-sectional structure of the chevron-shaped distributing hopper of the present invention;

FIG. 5 is an enlarged view of the structure of the present invention at A.

In the figure: 1. a chassis; 2. a chassis; 3. a collecting barrel; 31. a moving block; 4. a feeding hopper; 41. a first material guide plate; 5. a grinding barrel; 51. a slider; 52. positioning a rod; 53. a spring; 6. a grinding and screening mechanism; 601. a motor; 602. a drive shaft; 603. a grinding disk; 604. a first bevel gear; 605. a second bevel gear; 606. a first connecting shaft; 607. a first pulley; 608. a drive belt; 609. a second pulley; 610. a connecting shaft B; 611. a cam; 7. a herringbone distributing hopper; 71. a second material guide plate; 8. a material cutting mechanism; 801. rotating the rod; 802. a material stopping plate; 803. screwing the head; 804. a retaining nut.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. The conditions in the embodiments can be further adjusted according to specific conditions, and simple modifications of the method of the present invention based on the concept of the present invention are within the scope of the claimed invention.

Referring to fig. 1-5, the present invention provides a pulverizer for commercial concrete production, comprising a chassis 1, a chassis 2, a collecting barrel 3, a moving block 31, a feeding hopper 4, a first material guiding plate 41, a grinding barrel 5, a sliding block 51, a positioning rod 52, a spring 53, a grinding and screening mechanism 6, a motor 601, a transmission shaft 602, a grinding disc 603, a first bevel gear 604, a second bevel gear 605, a first connecting shaft 606, a first belt pulley 607, a transmission belt 608, a second belt pulley 609, a connecting shaft B610, a cam 611, a herringbone material distributing hopper 7, a second material guiding plate 71, a material intercepting mechanism 8, a rotating rod 801, a material intercepting plate 802, a screw head 803 and a retaining nut 804, wherein the grinding barrel 5 is slidably connected in the chassis 1, the grinding and screening mechanism 6 is connected between the grinding barrel 5 and the chassis 1, a plurality of uniformly distributed sieve holes are formed in the inner bottom wall of the grinding barrel 5, the herringbone material distributing hopper 7 fixed on the inner wall of the chassis 1 is arranged between the grinding barrel 5 and the collecting barrel 3, the top end feeding port of the herringbone distributing hopper 7 is fixedly connected with two symmetrical second guide plates 71, the other ends of the two second guide plates 71 are connected with the inner wall of the case 1, the inside of the herringbone distributing hopper 7 is provided with the material cutting mechanism 8, the material cutting mechanism 8 comprises a rotating rod 801 which is rotatably connected in the herringbone distributing hopper 7, the outer side of the rotating rod 801 is fixedly provided with a material cutting plate 802 with a triangular vertical section, one end of the rotating rod 801 extends to the outer side of the herringbone distributing hopper 7 and is fixedly connected with a twisting head 803, a retaining nut 804 (shown in figures 1 to 5) which is spirally connected to the outer side of the rotating rod 801 is arranged between the twisting head 803 and the herringbone distributing hopper 7, when the material cutting plate 802 rotates for a certain position through the herringbone distributing hopper 7, one outlet of the herringbone distributing hopper 7 can be closed, one outlet can be discharged, and the device can be crushed, the material is taken without stopping the machine, so that the operation without stopping the machine is achieved, the grinding efficiency is effectively accelerated, the crushed powder falls through the reciprocating motion of the cam 611 through the material sieving holes, and the large particles can be secondarily crushed.

All be fixed with sliding block 51 on grinding vessel 5's the both sides wall, all set up the sliding tray with corresponding sliding block 51 matched with on quick-witted case 1's the both sides inner wall, all be fixed with locating lever 52 in two sliding trays, two sliding block 51 all movable sleeve establish on corresponding locating lever 52, two sliding block 51's bottom all with be connected with spring 53 between the sliding tray bottom wall that corresponds, spring 53 all movable sleeve establish on corresponding locating lever 52 (see fig. 2, fig. 3 and fig. 5), through sliding block 51, make grinding vessel 5 can effectually replace, through spring 53, when making grinding vessel 5 descend, can effectually carry out the cushioning effect.

The grinding and screening mechanism 6 comprises a motor 601 fixed at the top end of the case 1, an output shaft of the motor 601 extends into the case 1, a transmission shaft 602 is fixedly connected, a grinding disc 603 is fixed at the bottom end of the transmission shaft 602, a first bevel gear 604 fixedly connected to the outer side of the transmission shaft 602 is arranged between the grinding disc 603 and the inner top wall of the case 1, a second bevel gear 605 is engaged and connected to the outer side of the first bevel gear 604, a first connecting shaft 606 is fixedly connected in a mounting shaft hole of the second bevel gear 605, the first connecting shaft 606 is rotatably connected to the case 1, a first belt pulley 607 is fixed at the other end of the first connecting shaft 606, a connecting shaft B610 (see figures 2 and 3) is rotatably connected to the case 1, and the grinding disc 603, the concrete inside the grinding barrel 5 can be effectively ground and crushed, and the concrete is ground and crushed by the first bevel gear 604, when the transmission shaft 602 is caused to rotate, the first pulley 607 is caused to rotate via the first connecting shaft 606.

Two cams 611 with the same size are fixed on the outer side of the connecting shaft B610, a second belt pulley 609 is fixedly connected to the other end of the connecting shaft B610, a transmission belt 608 (see fig. 2 and 3) is connected between the second belt pulley 609 and the first belt pulley 607 in a transmission manner, and when the first belt pulley 607 rotates, the second belt pulley 609 is enabled to be synchronously linked through the transmission belt 608, so that the cams 611 effectively rotate.

Chassis 2 is all fixedly connected to the bottom of machine case 1 all around, and sliding connection has two collecting bucket 3 of the same size on the bottom wall in machine case 1, and the bottom of two collecting bucket 3 all is fixed with movable block 31 (see fig. 1, fig. 2), through movable block 31, makes two collecting bucket 3 can and machine case 1 between slide to make two collecting bucket 3 can take fast for work efficiency.

A feeding hopper 4 is fixedly connected to a feeding port at the top end of the case 1, a first material guide plate 41 is installed below the feeding hopper 4, one end of the first material guide plate 41 is obliquely fixed to the inner wall of one side of the case 1 (see fig. 1 and 2), and commercial concrete is fed into the feeding hopper 4 through the first material guide plate 41, so that the commercial concrete falls into the grinding barrel 5 through the first material guide plate 41.

When the grinding machine is used, when the commercial concrete needs to be ground, the commercial concrete can be put into the feeding hopper 4, the commercial concrete can fall into the grinding barrel 5 through the first material guide plate 41, after the feeding is finished, the motor 601 can be started, the grinding disc 603 can be rotated, the commercial concrete in the grinding barrel 5 can be ground, when the motor 601 is started, the first belt pulley 607 is rotated to drive the transmission belt 608 and the second belt pulley 609 to rotate, the cam 611 on the connecting shaft B610 starts to rotate, the position of the grinding barrel 5 pushed by the rotation of the cam 611 is changed, when the grinding barrel 5 moves up and down, the bottom wall in the grinding barrel 5 is attached to the bottom end of the grinding disc 603, the large-sized commercial concrete is sufficiently crushed, the crushing effect is effectively improved, wherein the bottom end of the grinding barrel 5 is provided with a material sieving hole, make the powder of smashing pass through cam 611 reciprocating motion whereabouts, and large-scale granule then can carry out the regrinding, when the powder of smashing falls, then concentrate the feeding through second stock guide 71, thereby make the powder fall into chevron shape and divide hopper 7 in, wherein install two collecting barrel 3 in quick-witted case 1, when one is filled up needs to be changed, then can twist twisting head 803, make material stopping plate 802 rotate and block an export, another export is discharged, thereby realize the device when broken operation, need not shut down the material of taking, thereby reach the operation of not shutting down, then effectual grinding efficiency of having accelerated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A pulverizer for commercial concrete production, comprising a machine case (1), characterized in that: the grinding and screening device is characterized in that a grinding barrel (5) is connected in the case (1) in a sliding manner, a grinding and screening mechanism (6) is connected between the grinding barrel (5) and the case (1), a plurality of uniformly distributed screening holes are formed in the inner bottom wall of the grinding barrel (5), a herringbone distributing hopper (7) fixed on the inner wall of the case (1) is arranged between the grinding barrel (5) and the collecting barrel (3), two symmetrical second guide plates (71) are fixedly connected to a top end feeding port of the herringbone distributing hopper (7), the other ends of the two second guide plates (71) are connected with the inner wall of the case (1), a material intercepting mechanism (8) is installed inside the herringbone distributing hopper (7), the material intercepting mechanism (8) comprises a rotating rod (801) rotatably connected in the herringbone distributing hopper (7), a material intercepting plate (802) with a triangular vertical cross section is fixed on the outer side of the rotating rod (801), one end of the rotating rod (801) extends to the outer side of the herringbone distributing hopper (7), a screwing head (803) is fixedly connected, and a retention nut (804) which is spirally connected with the outer side of the rotating rod (801) is arranged between the screwing head (803) and the herringbone distributing hopper (7).

2. A pulverizer for commercial concrete production according to claim 1, wherein: all be fixed with sliding block (51) on the both sides wall of grinding barrel (5), all set up on the both sides inner wall of quick-witted case (1) with corresponding sliding block (51) matched with sliding tray, all be fixed with locating lever (52) in two sliding trays, two sliding block (51) equal movable sleeve establish on corresponding locating lever (52), the bottom of two sliding block (51) all with be connected with spring (53) between the sliding tray inner wall that corresponds, spring (53) equal movable sleeve establish on corresponding locating lever (52).

3. A pulverizer for commercial concrete production according to claim 1, wherein: grinding screening mechanism (6) are including at fixed motor (601) in quick-witted case (1) top, the output shaft of motor (601) extends to in quick-witted case (1), and the rigid coupling has transmission shaft (602), the bottom mounting of transmission shaft (602) has abrasive disc (603), be equipped with first bevel gear (604) of rigid coupling in the transmission shaft (602) outside between abrasive disc (603) and quick-witted case (1) interior roof, the outside meshing of first bevel gear (604) is connected with second bevel gear (605), the downthehole rigid coupling of installation of second bevel gear (605) has first connecting axle (606), first connecting axle (606) rotate to be connected on quick-witted case (1), the other end of first connecting axle (606) is fixed with first belt pulley (607), it is connected with connecting axle B (610) to rotate on quick-witted case (1).

4. A pulverizer for commercial concrete production according to claim 3, wherein: two cams (611) with the same size are fixed on the outer side of the connecting shaft B (610), a second belt pulley (609) is fixedly connected to the other end of the connecting shaft B (610), and a transmission belt (608) is in transmission connection between the second belt pulley (609) and the first belt pulley (607).

5. A pulverizer for commercial concrete production according to claim 1, wherein: the bottom of machine case (1) all is all the rigid coupling all around has chassis (2), and sliding connection has two collecting vessel (3) of the same size on the bottom wall in machine case (1), and the bottom of two collecting vessel (3) all is fixed with movable block (31).

6. A pulverizer for commercial concrete production according to claim 1, wherein: a feeding hopper (4) is fixedly connected to a feeding port at the top end of the case (1), a first material guide plate (41) is installed below the feeding hopper (4), and one end of the first material guide plate (41) is obliquely fixed to the inner wall of one side of the case (1).