CN214187837U

CN214187837U - A feeding weighing system for concrete production

Info

Publication number: CN214187837U
Application number: CN202022980544.2U
Authority: CN
Inventors: 刘志红; 李鹏; 熊刚; 王武卫
Original assignee: Shenzhen Huijitong Concrete Co ltd
Current assignee: Shenzhen Huijitong Concrete Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-09-14
Anticipated expiration: 2030-12-08

Abstract

The application relates to a feeding weighing system for concrete production, including setting up the loading board on the material weighing equipment lateral wall, the loading board is provided with vibrator, vibrator including set up in sliding plate on the loading board, sliding connection has the movable block on the sliding plate, the movable block orientation one side of material weighing equipment is provided with the striker, be connected with the striking head on the striker, be provided with on the sliding plate with movable block matched with elastic component, still be provided with on the sliding plate and be used for driving the drive mechanism that the movable block removed. This application can be convenient for carry out effective shake with the adhesion at the raw materials of material weighing equipment inside wall and fall to reduce the raw materials adhesion and take place in the condition of material weighing equipment's inside wall, thereby make the proportion volume of raw materials more accurate, with the quality that improves recycled concrete, simultaneously, can reduce the waste of raw materials, and then can play energy-concerving and environment-protective effect.

Description

A feeding weighing system for concrete production

Technical Field

The application relates to the technical field of material weighing equipment, in particular to a feeding weighing system for concrete production.

Background

The regenerated concrete is prepared by crushing, cleaning and grading waste concrete blocks, mixing the crushed, cleaned and graded waste concrete blocks with a grading agent according to a certain proportion, partially or completely replacing natural aggregates (mainly coarse aggregates) such as sand stones and the like, and adding cement, water and the like. In the concrete mixing plant, the raw materials of preparation recycled concrete have natural sand and grit respectively etc. in order to carry out accurate the throwing material to natural sand and grit, so need weigh the measurement to natural sand and grit when preparation recycled concrete, and material weighing equipment carries out effective equipment of weighing to natural sand and grit.

In the concrete mixing plant, material weighing equipment is located between material storage storehouse and the material conveyer, when needs preparation recycled concrete, raw materials such as natural sand or grit are unified to be unloaded in material weighing equipment from the discharge opening in material storage storehouse, then material weighing equipment weighs the raw materials, after weighing, the raw materials flows on falling to the conveyer through material weighing equipment, the conveyer is carried the raw materials in the agitator at last, then these a little raw materials and other auxiliary materials carry out the even stirring, thereby can make recycled concrete.

With respect to the related art in the above, the inventors consider that: the raw materials weigh the back at material weighing equipment to the in-process of arranging the conveyer often can appear that a small part of raw materials adheres on material weighing equipment's inside wall, causes discharged raw materials can have certain deviation with the counter weight volume of reality like this easily, thereby can influence the quality of post production recycled concrete.

SUMMERY OF THE UTILITY MODEL

In order to be able to carry out effective shake in the raw materials of material weighing equipment inside wall with the adhesion and fall to improve the proportion volume of raw materials, this application provides a feeding weighing system for concrete production.

The application provides a feeding weighing system for concrete production adopts following technical scheme:

the utility model provides a feeding weighing system for concrete production, is including setting up the loading board on the material weighing equipment lateral wall, the loading board is provided with and is used for right the material weighing equipment carries out the vibrator that shakes, vibrator including set up in sliding plate on the loading board, sliding connection has the movable block on the sliding plate, the movable block orientation one side of material weighing equipment is provided with the striker, be connected with the striking head on the striker, be provided with on the sliding plate with movable block matched with elastic component, still be provided with on the sliding plate and be used for driving the drive mechanism that the movable block removed.

Through adopting above-mentioned technical scheme, can be convenient for effectively shake the raw materials of adhesion at material weighing equipment inside wall and fall to reduce the raw materials adhesion and take place at the condition of material weighing equipment's inside wall, thereby make the proportion volume of raw materials more accurate, and then can improve recycled concrete's quality.

Optionally, a moving groove matched with the moving block is formed in the sliding plate, the elastic assembly comprises a stop block arranged at the bottom of the moving groove, a fixed rod is arranged on the stop block, a second spring is sleeved on the fixed rod, a placing groove is formed in one side, away from the impact rod, of the moving block, and one end, away from the fixed rod, of the second spring is matched with the placing groove.

Through adopting above-mentioned technical scheme, when the movable block extrudees the second spring along the shifting chute, the second spring receives pressure and contracts, when the movable block is no longer extrudeed the second spring, the second spring carries out elasticity and resets to make the movable block drive the striking head on the impact bar strike on material weighing equipment's lateral wall fast, in order to realize carrying out the effect of vibrations to material weighing equipment, and then can be convenient for effectively shake the raw materials of adhesion on the material weighing equipment inside wall and fall.

Optionally, the driving mechanism includes a sliding block slidably connected to the sliding plate, a sliding groove matched with the sliding block is further formed in the sliding plate, a connecting groove is formed in the sliding block, connecting rods are connected to two side groove walls of the connecting groove, a hydraulic cylinder is arranged on the bearing plate, a piston rod of the hydraulic cylinder is connected to a connecting block, the connecting block is connected to the connecting rod, and a moving assembly for sliding the moving block is arranged between the sliding block and the moving block.

Through adopting above-mentioned technical scheme, when starting up pneumatic cylinder, the connecting rod on the slider is drawn to the piston rod of pneumatic cylinder for the slider moves along the spout, and the removal subassembly between slider and the movable block then promotes the movable block and moves along the shifting chute, thereby makes the movable block extrude the second spring, and then makes the second spring contract.

Optionally, the moving assembly includes a sliding block slidably connected to the moving block, a sliding cavity matched with the sliding block is formed in the moving block, a sliding hole communicated with the sliding cavity is formed in the moving block, a sliding rod matched with the sliding hole is connected to one side of the sliding block, one end, far away from the sliding block, of the sliding rod is connected with a round block, a first spring is further sleeved on the sliding rod, a push rod abutted to the sliding block is arranged on one side of the sliding block, and a blocking component abutted to the sliding block is further arranged on the sliding block.

Through adopting above-mentioned technical scheme, when the slider moved under the traction of pneumatic cylinder, push rod on the slider promoted the sliding block, make the movable block slide along the shifting chute, thereby make the movable block carry out extrusion shrinkage to the second spring, block down blocking the part when the sliding block, the sliding block slided into the sliding chamber, in order to extrude shrinkage to the first spring, and at the in-process that the sliding block slided into the sliding chamber, promotion on the slider no longer promotes the sliding block, thereby make the second spring carry out elastic reset, in order to support the top to the movable block, make the movable block drive the striking head on the striking pole strike on the lateral wall of material weighing equipment fast, in order to realize carrying out the effect of vibrations to material weighing equipment.

Optionally, the blocking component includes a blocking rod disposed on the sliding plate through an adjusting member, the blocking rod is provided with a butting block, and the sliding block is provided with a butting column abutted against the butting block.

Through adopting above-mentioned technical scheme, when the push rod on the slider promoted the sliding block on the movable block and removed, make butt post butt on the sliding block on blocking the butt piece on the pole, butt post and the mutual butt in-process of butt piece, the sliding block is received into the slip intracavity, make the push rod on the slider no longer promote the sliding block, in order to continue to remove, at this moment, the sliding block does not receive the thrust of push rod, the second spring then carries out elastic reset, in order to support the movable block, make the movable block drive the striking head on the striking pole and carry out the rapid removal, thereby make the striking head striking on material weighing equipment's lateral wall, and then can realize carrying out the effect of vibrations to material weighing equipment.

Optionally, an adjusting through hole penetrates through the blocking rod, a threaded hole corresponding to the adjusting through hole is formed in the sliding plate, the adjusting piece comprises a screw rod which penetrates through the adjusting through hole and is in threaded connection with the threaded hole, and a quincuncial knob is connected to one end of the screw rod.

Through adopting above-mentioned technical scheme, not only can fasten the installation to blockking the pole to in stablize the location to the butt joint piece, but also can be convenient for adjust the position that blocks the pole, thereby can increase or reduce the removal stroke of movable block, with the compression degree that increases or reduces the second spring, and then make the second spring increase or reduce the elasticity of movable block.

Optionally, a limiting block is arranged on the impact rod, a limiting column is arranged at the bottom of the moving groove, and the limiting column is abutted to the limiting block.

Through adopting above-mentioned technical scheme, can be convenient for play firm spacing effect to the impact pole to can prevent that the movable block roll-off from moving outside the shifting chute.

Optionally, the impact head is sleeved with a rubber sleeve.

Through adopting above-mentioned technical scheme, can be convenient for play the effect of effective protection to material weighing equipment to the condition that the dent appears in material weighing equipment's outer wall can be reduced.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the vibrating device, the raw materials adhered to the inner side wall of the material weighing equipment can be conveniently and effectively shaken off, so that the condition that the raw materials are adhered to the inner side wall of the material weighing equipment is reduced, the proportion of the raw materials is more accurate, and the quality of recycled concrete can be improved;

2. through the arrangement of the structure that the adjusting through hole, the threaded hole, the screw rod and the plum blossom knob are matched with each other, the blocking rod can be fastened and installed so as to be convenient for stably positioning the abutting block, and the position of the blocking rod can be adjusted conveniently, so that the moving stroke of the moving block can be increased or reduced, the compression degree of the second spring is increased or reduced, and the elasticity of the moving block by the second spring is increased or reduced;

3. by arranging the structure that the limiting block and the limiting column are matched with each other, the impact rod can be conveniently stabilized and limited, so that the moving block can be prevented from sliding out of the moving groove; through setting up the rubber sleeve, can be convenient for play the effect of effective protection to material weighing equipment to the condition of indenture appears in the outer wall that can reduce material weighing equipment.

Drawings

FIG. 1 is a schematic diagram of a feed weighing system for concrete production according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of a vibration device according to an embodiment of the present application.

Description of reference numerals: 1. a material weighing device; 2. a carrier plate; 21. a hydraulic cylinder; 22. connecting blocks; 3. a sliding plate; 31. a moving groove; 32. a stopper; 33. fixing the rod; 34. a second spring; 35. a chute; 36. a threaded hole; 37. a limiting column; 4. a moving block; 41. a striker bar; 411. a limiting block; 42. a striking head; 421. a rubber sleeve; 43. a placement groove; 44. a slider; 441. a butting post; 45. a sliding cavity; 46. a slide hole; 47. a slide bar; 471. a round block; 472. a first spring; 5. a slider; 51. connecting grooves; 52. a connecting rod; 53. a push rod; 6. a blocking lever; 61. a butting block; 62. adjusting the through hole; 7. a screw; 71. a quincuncial knob.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a feeding weighing system for concrete production. Referring to fig. 1, the feeding weighing system includes a material weighing device 1, and this material weighing device 1 is used for effectively weighing the raw materials that fall to the material storage bin to guarantee that the proportion of required raw materials is more accurate when making the concrete. However, after the material weighing device 1 weighs the raw materials, in-process to arrange the raw materials into the conveyer and carry out the transport, often the adhesion of a small part of raw materials on the inside wall of the material weighing device 1 can appear, thereby causing the counter weight of the raw materials to have certain deviation, and then can influence the quality of post-production recycled concrete.

Therefore, referring to fig. 1, in order to be able to discharge the raw material adhered to the inner side wall of the material weighing device 1 out of the material weighing device 1, in this embodiment, a bearing plate 2 is fixedly installed on the outer side wall of the material weighing device 1, a vibration device is fixedly installed on the bearing plate 2, the vibration device can be convenient for effectively shaking the raw material adhered to the inner side wall of the material weighing device 1, so as to reduce the occurrence of the condition that the raw material is adhered to the inner side wall of the material weighing device 1, thereby making the proportion of the raw material more accurate, and further improving the quality of the recycled concrete.

Specifically, in the present embodiment, the vibration device includes a sliding plate 3, the sliding plate 3 is fixedly installed on the bearing plate 2, a moving block 4 is slidably connected to the sliding plate 3, a moving groove 31 is formed in the sliding plate 3, and the moving groove 31 and the moving block 4 are matched with each other, so that the moving block 4 slides on the sliding plate 3 along the moving groove 31.

Meanwhile, a striker rod 41 is fixedly connected to one side of the moving block 4 facing the material weighing device 1, and a striker head 42 is fixedly connected to one end, far away from the moving block 4, of the striker rod 41, and when the moving block 4 moves, the striker head 42 on the striker rod 41 abuts against the outer side wall of the material weighing device 1 to perform impact vibration on the material weighing device 1, so that raw materials adhered to the inner side wall of the material weighing device 1 can be effectively shaken down.

Preferably, the rubber sleeve 421 is sleeved on the impact head 42, and when the impact head 42 impacts on the material weighing device 1, the rubber sleeve 421 can be used for conveniently playing an effective protection effect on the material weighing device 1, so that the situation that the dent appears on the outer wall of the material weighing device 1 can be reduced.

Referring to fig. 1, in order to realize the effect of automatic sliding of the moving block 4, the moving block 4 drives the impact head 42 on the impact rod 41 to impact on the outer sidewall of the material weighing device 1 in a reciprocating manner, in this embodiment, an elastic component matched with the moving block 4 is arranged on the sliding plate 3, and a driving mechanism is further arranged on the sliding plate 3, and by arranging a structure in which the driving mechanism and the elastic component are matched with each other, the moving block 4 can be driven to automatically slide on the sliding plate 3, so that the moving block 4 drives the impact head 42 on the impact rod 41 to rapidly move, so as to effectively impact the material weighing device 1.

Specifically, in the present embodiment, the driving assembly includes a sliding block 5, the sliding block 5 is slidably connected to the sliding plate 3, a sliding slot 35 is opened on the sliding plate 3, and the sliding block 5 slides on the sliding plate 3 along the sliding slot 35; and a hydraulic cylinder 21 is fixedly mounted on the bearing plate 2, a piston rod of the hydraulic cylinder 21 is fixedly connected with a connecting block 22, a connecting groove 51 is formed in one side of the slider 5 facing the hydraulic cylinder 21, a connecting rod 52 is fixedly mounted on the groove wall of the connecting groove 51, and the connecting block 22 is fixedly sleeved on the connecting rod 52 so as to fixedly connect the connecting block 22 and the connecting rod 52.

When the hydraulic cylinder 21 is activated, the piston rod of the hydraulic cylinder 21 pulls or pushes the slider 5, so that the slider 5 automatically slides on the slide plate 3 along the slide groove 35.

Meanwhile, referring to fig. 1 and 2, in the present embodiment, a moving component is disposed between the sliding block 5 and the moving block 4, the moving component includes a sliding block 44, the sliding block 44 is slidably connected to a side of the moving block 4 facing the sliding block 5, and a sliding cavity 45 is opened on the moving block 4, the sliding cavity 45 and the sliding block 44 are matched with each other, so that the sliding block 44 can slide in the sliding cavity 45.

A sliding rod 47 is fixedly connected to one side of the sliding block 44 extending into the sliding cavity 45, one end of the sliding rod 47, which is far away from the sliding block 44, penetrates through the outer part of the moving block 4 and extends into the sliding hole 46 communicated with the sliding cavity 45, and the sliding rod 47 and the sliding hole 46 are matched with each other to extend out of the sliding hole 46; and a round block 471 is fixedly connected to one end of the sliding rod 47 extending out of the sliding hole 46, and the round block 471 abuts against one side of the moving block 4 to prevent the sliding block 44 and the sliding rod 47 from sliding out of the sliding cavity 45.

Meanwhile, the sliding rod 47 is further sleeved with a first spring 472, the first spring 472 has elasticity, when the sliding block 44 is pressed, the sliding block 44 slides into the sliding cavity 45, the sliding rod 47 extends out of the moving block 4 along the sliding hole 46, and the sliding block 44 presses the first spring 472 on the sliding rod 47, so that the first spring 472 is contracted; when the sliding block 44 is not pressed, the first spring 472 is reset to push the sliding block 44, so that the sliding block 44 drives the sliding rod 47 to slide along the sliding cavity 45, and one end of the sliding block 44 slides out of the sliding cavity 45.

And a push rod 53 is fixedly installed on one side of the slide block 5 facing the moving block 4, the push rod 53 and one end of the slide block 44 extending out of the slide cavity 45 are abutted with each other, and under the traction of the slide block 5 by the hydraulic cylinder 21, the push rod 53 on the slide block 5 can push the slide block 44, so that the slide block 44 drives the moving block 4 to automatically slide along the moving groove 31.

Meanwhile, referring to fig. 1 and 2, a blocking component is arranged at one end of the sliding plate 3 close to the bearing plate 2, and the blocking component can block the sliding block 44, so that the sliding block 44 can automatically slide into the sliding cavity 45; specifically, the blocking component includes a blocking rod 6, the blocking rod 6 is installed on the sliding plate 3, a contact block 61 is fixedly installed on one side of the blocking rod 6 departing from the sliding plate 3, a contact post 441 is fixedly installed on one side of the sliding block 44 extending out of the sliding cavity 45, and the contact post 441 is matched with the contact block 61.

When the sliding block 5 drives the moving block 4 to move, the sliding block 44 abuts against the blocking rod 6 in the moving process, the abutting column 441 abuts against the abutting block 61, and the side faces of the sliding block 44 corresponding to the abutting block 61 are both inclined faces, so that the abutting column 441 abuts against the inclined face of the abutting block 61, the abutting block 61 abuts against the abutting column 441, the abutting column 441 drives the sliding block 44 to slide into the sliding cavity 45, the sliding block 44 is separated from the push rod 53, and the moving block 4 is stopped at the abutting block 61.

Specifically, referring to fig. 1 and 2, in the present embodiment, the elastic assembly includes a stopper 32, the stopper 32 is fixedly mounted on one side of the sliding plate 3 close to the bearing plate 2, a fixing rod 33 is fixedly mounted on the stopper 32, a second spring 34 is sleeved on the fixing rod 33, a placing groove 43 is opened on one side of the moving block 4 facing the fixing rod 33, and one end of the second spring 34 far away from the fixing rod 33 is fixedly connected in the placing groove 43.

When the moving block 4 is driven by the sliding block 5, the moving block 4 extrudes the second spring 34, so that the second spring 34 contracts; when the butt post 441 on the sliding block 44 is blocked by the butt block 61, the sliding block 44 is separated out of the push rod 53, so that the sliding block 5 repels pushing of the moving block 4, the moving block 4 cannot continue to extrude the second spring 34, so that the second spring 34 resets, so as to generate great thrust to the moving block 4, so that the moving block 4 slides along the direction of the moving groove 31 towards the material weighing device 1, so that the impact head 42 on the impact rod 41 impacts on the inner side wall of the material weighing device 1, and then effective vibration of the material weighing device 1 can be realized, so that raw materials adhered to the inner side wall of the material weighing device 1 are effectively shaken off.

Preferably, referring to fig. 2, in this embodiment, a limiting post 37 is fixedly mounted on one side of the sliding plate 3 close to the material weighing device 1, the limiting post 37 is located on the bottom of the moving groove 31, a limiting block 411 is fixedly mounted on one end of the striking rod 41 close to the moving block 4, and the limiting block 411 and the limiting post 37 are matched with each other, so that the moving block 4 can be prevented from sliding out of the moving groove 31.

Meanwhile, referring to fig. 1 and 2, in order to facilitate the adjustment of the position of the blocking rod 6, in the present embodiment, an adjusting member is disposed between the blocking rod 6 and the sliding plate 3, the adjusting member includes a screw rod 7, the screw rod 7 is disposed on the blocking rod 6 to penetrate the blocking rod 6, an adjusting through hole 62 is penetrated through the blocking rod 6, and the screw rod 7 can penetrate the adjusting through hole 62; and the sliding plate 3 is provided with a threaded hole 36 corresponding to the adjusting through hole 62, and the screw 7 is in threaded connection with the threaded hole 36.

Meanwhile, the plum blossom-shaped knob 71 is fixedly mounted on the screw rod 7, and the screw rod 7 can be conveniently screwed into the threaded hole 36 by rotating the plum blossom-shaped knob 71, so that the plum blossom-shaped knob 71 abuts against the blocking rod 6, and the blocking rod 6 can be conveniently and fixedly mounted on the sliding plate 3.

When the blocking rod 6 needs to be adjusted, the plum blossom-shaped knob 71 is rotated, so that the screw 7 is screwed out of the threaded hole 36, and the position of the blocking rod 6 can be adjusted; when the position of the adjusted abutting block 61 and the position of the abutting column 441 in the natural state are closer, the moving stroke of the moving block 4 driven by the slider 5 is reduced, so that the compression degree of the moving block 4 on the second spring 34 is reduced, the elastic force of the second spring 34 on the moving block 4 is relatively weakened, the force of the impact head 42 impacting the material weighing device 1 is also reduced, and the material weighing device 1 can be effectively protected.

On the contrary, when the position of the adjusted abutting block 61 is farther away from the position of the abutting column 441 in the natural state, the force of the impact head 42 impacting the material weighing device 1 is increased, so that the raw material adhered to the inner side wall of the material weighing device 1 can be more effectively shaken off. Therefore, in practical applications, the positions of the blocking rod 6 and the abutting block 61 need to be adjusted to a required state, so that the material weighing device 1 can be protected, and the raw materials adhered to the inner side wall of the material weighing device 1 can be effectively shaken off.

The implementation principle of a feeding weighing system for concrete production in the embodiment of the application is as follows: when the raw material adhered to the inner side wall of the material weighing device 1 needs to be shaken off, the hydraulic cylinder 21 is started, the piston rod of the hydraulic cylinder 21 pulls the slider 5, so that the slider 5 moves along the sliding groove 35, the push rod 53 on the slider 5 abuts against the sliding block 44 on the moving block 4 to push the moving block 4, so that the moving block 4 slides along the moving groove 31, and the moving block 4 extrudes the second spring 34 in the moving process, so that the second spring 34 contracts.

When the abutting column 441 on the sliding block 44 abuts against the abutting block 61 on the blocking rod 6, the sliding block 44 slides into the sliding cavity 45, so that the sliding block 44 is separated from the push rod 53, the push rod 53 on the sliding block 5 continues to move under the traction of the hydraulic cylinder 21, at this time, the sliding block 44 does not receive the thrust of the push rod 53, under the reset abutting of the first spring 472, the sliding block 44 slides out of the sliding cavity 45, and the second spring 34 also resets to push the moving block 4, so that the moving block 4 moves towards the material weighing device 1, and then the impact head 42 on the impact rod 41 quickly abuts against the outer side wall of the material weighing device 1, so as to effectively vibrate the material weighing device 1, and thus shake down the raw material adhered to the inner side wall of the material weighing device 1.

When the impact needs to be continued, the piston rod of the hydraulic cylinder 21 is used for driving the sliding block 5 to reset, and then the steps are repeated, so that the impact head 42 can impact on the material weighing device 1 again, and the process of vibrating the material weighing device 1 can be completed.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a feeding weighing system for concrete production, includes and sets up loading board (2) on material weighing equipment (1) lateral wall, its characterized in that: the material weighing device comprises a bearing plate (2), and is characterized in that the bearing plate (2) is provided with a vibration device used for vibrating the material weighing device (1), the vibration device comprises a sliding plate (3) arranged on the bearing plate (2), a moving block (4) is connected to the sliding plate (3) in a sliding mode, the moving block (4) faces towards one side of the material weighing device (1) and is provided with an impact rod (41), an impact head (42) is connected to the impact rod (41), the sliding plate (3) is provided with an elastic component matched with the moving block (4), and the sliding plate (3) is further provided with a driving mechanism used for driving the moving block (4) to move.

2. A feed weighing system for concrete production according to claim 1, wherein: the sliding block (3) is provided with a moving groove (31) matched with the moving block (4), the elastic assembly comprises a stop block (32) arranged at the bottom of the moving groove (31), a fixed rod (33) is arranged on the stop block (32), a second spring (34) is sleeved on the fixed rod (33), a placing groove (43) is formed in one side, away from the impact rod (41), of the moving block (4), and one end, away from the fixed rod (33), of the second spring (34) is matched with the placing groove (43).

3. A feed weighing system for concrete production according to claim 1, wherein: the driving mechanism comprises a sliding block (5) connected to the sliding plate (3) in a sliding mode, a sliding groove (35) matched with the sliding block (5) is further formed in the sliding plate (3), a connecting groove (51) is formed in the sliding block (5), connecting rods (52) are connected to the groove walls of the two sides of the connecting groove (51), a hydraulic cylinder (21) is arranged on the bearing plate (2), a piston rod of the hydraulic cylinder (21) is connected with a connecting block (22), the connecting block (22) is connected with the connecting rods (52), and a moving assembly used for sliding the moving block (4) is arranged between the sliding block (5) and the moving block (4).

4. A feed weighing system for concrete production according to claim 3, wherein: the moving assembly comprises a sliding block (44) connected to the moving block (4) in a sliding mode, a sliding cavity (45) matched with the sliding block (44) is formed in the moving block (4), a sliding hole (46) communicated with the sliding cavity (45) penetrates through the moving block (4), a sliding rod (47) matched with the sliding hole (46) is connected to one side of the sliding block (44), a round block (471) is connected to one end, far away from the sliding block (44), of the sliding rod (47), a first spring (472) is further sleeved on the sliding rod (47), a push rod (53) abutted to the sliding block (44) is arranged on one side of the sliding block (5), and a blocking component used for abutting to the sliding block (44) is further arranged on the sliding block (3).

5. A feed weighing system for concrete production according to claim 4, wherein: the blocking component comprises a blocking rod (6) arranged on the sliding plate (3) through an adjusting piece, a butting block (61) is arranged on the blocking rod (6), and a butting column (441) butted with the butting block (61) is arranged on the sliding block (44).

6. A feed weighing system for concrete production according to claim 5, wherein: the stop rod (6) is provided with an adjusting through hole (62) in a penetrating manner, the sliding plate (3) is provided with a threaded hole (36) corresponding to the adjusting through hole (62), the adjusting piece comprises a screw rod (7) which penetrates through the adjusting through hole (62) and is in threaded connection with the threaded hole (36), and one end of the screw rod (7) is connected with a plum blossom knob (71).

7. A feed weighing system for concrete production according to claim 2, wherein: be provided with stopper (411) on striking pole (41), the tank bottom of shifting chute (31) is provided with spacing post (37), spacing post (37) with stopper (411) looks butt.

8. A feed weighing system for concrete production according to claim 1, wherein: the impact head (42) is sleeved with a rubber sleeve (421).