CN111391067A

CN111391067A - Concrete prefabricated component jolt ramming device

Info

Publication number: CN111391067A
Application number: CN202010227217.1A
Authority: CN
Inventors: 肖煜; 唐雪峰
Original assignee: Guangdong Xinlong Concrete Pipe Co ltd
Current assignee: Guangdong Xinlong Concrete Pipe Co ltd
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2020-07-10
Anticipated expiration: 2040-03-27
Also published as: CN111391067B

Abstract

The invention relates to the field of building construction equipment, and discloses a concrete prefabricated part compacting device which comprises a material bearing box, a material bearing barrel, a stirring mechanism, a discharging mechanism and a compacting mechanism, wherein the bottom of the material bearing box is provided with a bottom box communicated with the interior of the material bearing box, the bottom of the bottom box is provided with a bearing support fixedly connected with the bottom box, the material bearing barrel is fixed on the discharging mechanism, the discharging mechanism is arranged in the bottom box, the stirring mechanism is arranged on the inner top of the material bearing box, the bottom of the material bearing barrel is provided with a discharging hole, the bottom of the bottom box is provided with a discharging channel communicated with the discharging hole, and the compacting mechanism is arranged below the bottom box and is butted with the bottom end of the discharging channel. The working efficiency is improved.

Description

Concrete prefabricated component jolt ramming device

Technical Field

The invention relates to the field of building construction equipment, in particular to a concrete prefabricated part compacting device.

Background

Concrete prefabricated parts are known in the field of housing industry as PC parts. Such as prefabricated reinforced concrete column foundation, prefabricated steel structure steel column foundation, street lamp billboard column reinforced concrete foundation and prefabricated floor slab. The corresponding traditional cast-in-place concrete needs site moulding, site pouring and site maintenance. The concrete prefabricated member is widely applied to the fields of buildings, traffic, water conservancy and the like. At present, when concrete prefabricated parts are poured, the existing concrete mixer is usually adopted to mix and stir concrete, but when the existing concrete mixer is used for mixing concrete, the mixing track is single, the concrete mixing effect is easy to be poor, the pouring of the subsequent concrete prefabricated parts is influenced, and when the concrete prefabricated parts are poured, air bubbles in the concrete prefabricated parts must be removed and tamped, so that the concrete is combined compactly, the phenomena of honeycomb pitted surface and the like of the concrete are eliminated, the strength of the concrete prefabricated parts is improved, and the quality of the concrete prefabricated parts is ensured. The traditional mode generally adopts the vibration mode to carry out the vibration compaction to concrete placement, in order to avoid the concrete phenomenons such as bubble, honeycomb pitted surface to appear, but this kind of mode can only the low degree make the concrete closely knit, for the quality of furthest assurance concrete component, still need pat the compaction to the concrete in real time in the vibration, current construction site often adopts the manual work to pat, on the one hand further exhaust air, on the other hand improves the bonding strength of concrete, but this method has improved artifical intensity of labour, work efficiency is reduced, and the condition that concrete prefabricated component degree of compaction differs easily appears takes place, influence its pouring quality. To this end, we propose a concrete precast element tapping device to solve the above problems.

Disclosure of Invention

The invention aims to provide a concrete prefabricated part jolt ramming device, which aims to solve the technical problems that in the prior art, the concrete mixing effect is poor, the pouring quality of a subsequent concrete prefabricated part is influenced, the manual labor intensity is high, the working efficiency is low, and the situation that the compaction degrees of the concrete prefabricated parts are different easily occurs.

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a precast concrete component jolt ramming device, is including bearing the workbin, carrying storage bucket, rabbling mechanism, row's material mechanism and compacting mechanism, the bottom that bears the workbin is equipped with the under casing rather than inside being linked together, and the bottom of under casing is equipped with rather than fixed connection's bearing support, carries the storage bucket to fix on row's material mechanism, arranges the material mechanism and installs in the under casing, and rabbling mechanism installs on the interior top that bears the workbin, the bottom that carries the storage bucket is equipped with the discharge gate, and the bottom of under casing is equipped with the ejection of compact way that is linked together with the discharge gate, and compacting mechanism sets up in the below of under casing and docks mutually with the.

Preferably, rabbling mechanism is including leading case, drive assembly and linkage subassembly, leads the case and fixes at the top of bearing the workbin, and drive assembly installs in the inside of bearing the workbin, and the top of linkage subassembly and the lateral wall sliding fit of leading the case, the middle-end of linkage subassembly is fixed on drive assembly, and the bottom of linkage subassembly extends to and carries the interior setting of storage bucket.

Preferably, the driving assembly comprises a first driving motor, a fixed support plate, a driving gear and a driven gear, the rear end of the fixed support plate is fixedly connected with the inner wall of the bearing box, the first driving motor is horizontally arranged on the side wall of the fixed support plate, the output end of the first driving motor is fixedly connected with the driving gear, the driven gear is rotatably arranged on the side wall of the fixed support plate, and the driven gear is meshed with the driving gear.

Preferably, the linkage subassembly includes guide block and two rotating parts, and the middle-end part of two rotating parts is fixed respectively on driving gear and driven gear, and two rotating parts are the setting of staggering and top portion between them all fixes on the guide block, and guide block slidable mounting is on the lateral wall of guide box, and every rotating part all includes linkage arm, connecting axle and triangle and revolves the frame, and the both ends of linkage arm respectively with the one end fixed connection of guide block and connecting axle, the triangle is revolved the frame and is fixed on the other end of connecting axle.

Preferably, arrange material mechanism and include fluted disc, second driving motor and lead screw, carry the storage bucket to fix on the top of fluted disc, the fluted disc rotates to be installed on the interior diapire of under casing, second driving motor installs on the lateral wall of under casing and the one end fixed connection of its output and lead screw, the lead screw is horizontal rotation and installs in the under casing and with fluted disc transmission cooperation.

Preferably, the compaction mechanism comprises a base platform, a compaction box, a rotating assembly and a pressing assembly, wherein the compaction box is vertically arranged at the top of the base platform, the pressing assembly and the rotating assembly are both arranged on the compaction box, and the rotating assembly is located below the pressing assembly.

Preferably, press the material subassembly to include backup pad, pneumatic cylinder, top board and holding down plate, the backup pad is the level setting and its one side and the inner wall fixed connection of compaction case, and the pneumatic cylinder is vertical to be fixed in the backup pad and its output and top board fixed connection, and top board and holding down plate all are the level setting in the compaction case to be equipped with the pan feeding mouth that docks with the ejection of compact way on the top board.

preferably, the runner assembly includes L template, belt, third driving motor, two axis of rotation and two synchronizing wheels, and the L template is fixed on the lateral wall of compaction case, and third driving motor installs on the L template and its output and an axis of rotation fixed connection, and two axis of rotation are horizontal rotation and install in the compaction case, and two synchronizing wheels are installed respectively on one of two axis of rotation and are served, and the belt cover is established on the outside of two synchronizing wheels, all is equipped with two arc turning blocks in every axis of rotation.

Compared with the prior art, the invention has the beneficial effects that:

(1) The concrete raw materials are poured into the material carrying barrel, the first driving motor drives the driving gear fixedly connected with the output end of the first driving motor to rotate, the driven gear meshed with the driving gear is driven to synchronously rotate, then the two linkage arms arranged on the driven gear and the driving gear are synchronously driven to rotate, the guide block guides the moving tracks of the top ends of the two linkage arms, under the condition that the two linkage arms are arranged in a staggered mode, the moving track ranges of the two connecting shafts fixedly connected with the two linkage arms are respectively increased, the two triangular rotating frames are fixedly connected with the two connecting shafts, the concrete raw material mixing effect in the material carrying barrel is further improved, and the purpose of improving the pouring quality of a subsequent concrete prefabricated component is achieved;

(2) After the concrete is mixed and stirred, the screw rod fixedly connected with the output end of the screw rod is driven to rotate by the second driving motor, so that the fluted disc in transmission fit with the screw rod is driven to rotate, the material carrying barrel on the fluted disc synchronously rotates along with the screw rod, the discharge hole at the bottom of the material carrying barrel is butted with the discharge channel, the automatic blanking step of the concrete to the compaction box is realized, then, the upper pressing plate fixedly connected with the output end of the upper pressing plate is driven to reciprocate in the vertical direction by the hydraulic cylinder, the extrusion process between the upper pressing plate and the lower pressing plate is realized, the automatic compaction operation of the concrete is realized, the compaction degree is uniform, the problem of manually beating the concrete in the prior art is solved, the working efficiency is improved, meanwhile, the third driving motor drives a rotating shaft fixedly connected with the output end of the third driving motor to rotate to drive a synchronous wheel on the rotating shaft to, under the effect of belt, drive another axis of rotation synchronous revolution to make four arc turning blocks in two axes of rotation synchronous revolutions, realize vibrating the lower clamp plate that is located on four arc turning blocks, further improved concrete prefabricated component's pouring quality.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a top view of the present invention;

3 FIG. 3 3 3 is 3 a 3 cross 3- 3 sectional 3 view 3 taken 3 along 3 line 3 A 3- 3 A 3 of 3 FIG. 3 2 3; 3

FIG. 4 is a front view of the present invention;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 4;

FIG. 6 is a partial perspective view of the present invention;

FIG. 7 is a schematic perspective view of the compaction mechanism of the present invention;

Fig. 8 is a cross-sectional view of fig. 7.

The reference numbers in the figures are:

the material carrying box comprises a material carrying box 1, a material carrying barrel 2, a stirring mechanism 3, a guide box 31, a driving assembly 32, a first driving motor 321, a fixed support plate 322, a driving gear 323, a driven gear 324, a linkage assembly 33, a guide block 331, a rotating part 332, a linkage arm 3321, a connecting shaft 3322, a triangular rotating frame 3323, a discharging mechanism 4, a fluted disc 41, a second driving motor 42, a screw rod 43, a compacting mechanism 5, a base table 51, a compacting box 52, a rotating assembly 53, an L-shaped plate 531, a belt 532, a third driving motor 533, a rotating shaft 534, a synchronizing wheel 535, an arc-shaped rotating block 536, a material pressing assembly 54, a support plate, a hydraulic cylinder 542, an upper pressure plate 543, a lower pressure plate 544, a bottom box 6, a bearing support 7, a discharging hole 541 and a.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description of the present invention, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Referring to fig. 1 to 8, the concrete prefabricated part jolt ramming device is disclosed, and the concrete prefabricated part jolt ramming device comprises a material bearing box 1, a material bearing barrel 2, an agitating mechanism 3, a material discharging mechanism 4 and a compacting mechanism 5, wherein the bottom of the material bearing box 1 is provided with a bottom box 6 communicated with the inside of the material bearing box, the bottom of the bottom box 6 is provided with a bearing support 7 fixedly connected with the bottom box, the material bearing barrel 2 is fixed on the material discharging mechanism 4, the material discharging mechanism 4 is installed in the bottom box 6, the agitating mechanism 3 is installed on the inner top of the material bearing box 1, the bottom of the material bearing barrel 2 is provided with a material outlet 8, the bottom of the bottom box 6 is provided with a material outlet channel 9 communicated with the material outlet 8, and the compacting mechanism 5 is arranged below the bottom box 6 and.

Specifically, rabbling mechanism 3 includes guide box 31, drive assembly 32 and linkage assembly 33, guide box 31 is fixed at the top of holding workbin 1, drive assembly 32 installs in the inside of holding workbin 1, the top of linkage assembly 33 and the lateral wall sliding fit of guide box 31, the middle-end of linkage assembly 33 is fixed on drive assembly 32, the bottom of linkage assembly 33 extends to and carries the setting in the storage bucket 2, drive linkage assembly 33 through drive assembly 32 and rotate and accomplish the automatic mixing stirring operation of concrete, wherein, guide box 31 carries on spacingly to the removal orbit at linkage assembly 33 top, utilize linkage assembly 33 can improve the stirring and move the orbit scope, further improved the concrete raw materials mixed effect in carrying storage bucket 2, and then reach the purpose that improves the pouring quality of preface concrete prefabricated component.

Specifically, the driving assembly 32 includes a first driving motor 321, a fixed support plate 322, a driving gear 323 and a driven gear 324, the rear end of the fixed support plate 322 is fixedly connected with the inner wall of the bearing box, the first driving motor 321 is horizontally installed on the side wall of the fixed support plate 322, the output end of the first driving motor 321 is fixedly connected with the driving gear 323, the driven gear 324 is rotatably installed on the side wall of the fixed support plate 322, the driven gear 324 is engaged with the driving gear 323, the driving gear 323 fixedly connected with the output end of the first driving motor 321 is driven to rotate by the first driving motor 321, the driven gear 324 engaged with the driving gear 323 is driven to rotate synchronously, and then the linkage assembly 33 installed on the driven gear 324 and the driving gear 323 is driven to rotate synchronously, so as to complete the automatic mixing operation of concrete.

Specifically, the linkage assembly 33 includes a guide block 331 and two rotation members 332, the middle ends of the two rotation members 332 are respectively fixed to the driving gear 323 and the driven gear 324, the two rotation members 332 are arranged in an interlaced manner, the top ends of the two rotation members 332 are both fixed to the guide block 331, the guide block 331 is slidably mounted on the outer sidewall of the guide box 31, each rotation member 332 includes a linkage arm 3321, a connecting shaft 3322 and a triangular rotation frame 3323, both ends of the linkage arm 3321 are respectively fixedly connected to one end of the guide block 331 and one end of the connecting shaft 3322, the triangular rotation frame 3323 is fixed to the other end of the connecting shaft 3322, the two linkage arms 3321 mounted on the driven gear 324 and the driving gear 323 are driven to rotate by the driving of the first driving motor 321, the guide block 331 guides the top end movement tracks of the two linkage arms 3321, the movement track ranges of the two connecting shafts 3322 fixedly connected to the two linkage arms 3321 are respectively increased by the interlaced arrangement of the two linkage arms 3321, the two triangular rotating frames 3323 are fixedly connected with the two connecting shafts 3322, so that the mixing effect of the concrete raw materials in the material carrying barrel 2 is further improved, and the purpose of improving the pouring quality of subsequent concrete prefabricated parts is achieved.

Specifically, the discharging mechanism 4 includes a fluted disc 41, a second driving motor 42 and a lead screw 43, the material carrying barrel 2 is fixed on the top of the fluted disc 41, the fluted disc 41 is rotatably installed on the inner bottom wall of the bottom box 6, the second driving motor 42 is installed on the outer side wall of the bottom box 6 and the output end of the second driving motor is fixedly connected with one end of the lead screw 43, the lead screw 43 is horizontally rotatably installed in the bottom box 6 and is in transmission fit with the fluted disc 41, after the concrete is mixed and stirred, the lead screw 43 fixedly connected with the output end of the second driving motor 42 is driven to rotate, so as to drive the fluted disc 41 in transmission fit with the lead screw 43 to rotate, the material carrying barrel 2 on the fluted disc 41 rotates synchronously therewith, so that the discharge port 8 on the bottom of the material carrying barrel 2 is butted with the discharge channel 9, and the automatic inward compaction step of the concrete.

Specifically, the compaction mechanism 5 comprises a base platform 51, a compaction box 52, a rotating assembly 53 and a pressing assembly 54, wherein the compaction box 52 is vertically arranged at the top of the base platform 51, the pressing assembly 54 and the rotating assembly 53 are both arranged on the compaction box 52, the rotating assembly 53 is positioned below the pressing assembly 54, the automatic compaction operation is performed on the concrete through the pressing assembly 54, so that the purpose of exhausting air in the concrete is achieved, meanwhile, the concrete is vibrated through the rotating assembly 53, and the pouring quality of the precast concrete component is further improved.

Specifically, press material subassembly 54 to include backup pad 541, pneumatic cylinder 542, top board 543 and holding down plate 544, backup pad 541 is the level setting and its one side and compaction case 52's inner wall fixed connection, pneumatic cylinder 542 is vertical fixing on backup pad 541 and its output and top board 543 fixed connection, top board 543 and holding down plate 544 all are the level setting in compaction case 52, and be equipped with the pan feeding mouth that docks with ejection of compact way 9 on the top board 543, utilize pneumatic cylinder 542 drive and its output fixed connection's top board 543 to reciprocate to move in vertical direction, in order to realize carrying out the automatic extrusion process to the concrete that is located between top board 543 and holding down plate 544, thereby reach and carry out the compaction operation to the concrete automatically, and the compaction degree is even, the problem that the tradition adopted the manual work to pat the concrete has been solved, work efficiency has been improved.

specifically, the rotating assembly 53 includes an L-shaped plate 531, a belt 532, a third driving motor 533, two rotating shafts 534 and two synchronizing wheels 535, the L-shaped plate 531 is fixed on the outer side wall of the compacting box 52, the third driving motor 533 is installed on the L-shaped plate 531, an output end of the third driving motor is fixedly connected to one rotating shaft 534, the two rotating shafts 534 are installed in the compacting box 52 in a horizontal rotating manner, the two synchronizing wheels 535 are installed on one end of each of the two rotating shafts 534, the belt 532 is sleeved on the outer portion of the two synchronizing wheels 535, each rotating shaft 534 is provided with two arc-shaped rotating blocks 536, the third driving motor 533 is used for driving one rotating shaft 534 fixedly connected to an output end of the third driving motor to rotate, one synchronizing wheel 535 on the rotating shaft 534 is driven to rotate, the other rotating shaft 534 is driven to rotate synchronously under the action of the belt 532, so that the four arc-shaped rotating blocks 536 on the two rotating shafts 534 rotate synchronously, vibration of the lower pressing plates 544 on the four arc-shaped rotating blocks.

The working principle of the invention is as follows: the concrete raw materials are poured into the material loading barrel 2, the first driving motor 321 drives the driving gear 323 fixedly connected with the output end of the first driving motor to rotate, the driven gear 324 meshed with the driving gear 323 is driven to synchronously rotate, then the two linkage arms 3321 arranged on the driven gear 324 and the driving gear 323 are synchronously driven to rotate, the guide block 331 guides the top end moving tracks of the two linkage arms 3321, under the staggered arrangement of the two linkage arms 3321, the moving track ranges of the two connecting shafts 3322 fixedly connected with the two linkage arms 3321 are respectively improved, the two triangular rotating frames 3323 are fixedly connected with the two connecting shafts 3322, the mixing effect of the concrete raw materials in the material loading barrel 2 is further improved, and the purpose of improving the pouring quality of subsequent concrete prefabricated components is achieved; after the concrete is mixed and stirred, the second driving motor 42 drives the screw rod 43 fixedly connected with the output end thereof to rotate, so as to drive the fluted disc 41 in transmission fit with the screw rod 43 to rotate, the material carrying barrel 2 positioned on the fluted disc 41 rotates synchronously therewith, so that the discharge port 8 on the bottom of the material carrying barrel 2 is butted with the discharge channel 9, thereby realizing the step of automatically discharging the concrete into the compacting box 52, secondly, the hydraulic cylinder 542 is utilized to drive the upper pressing plate 543 fixedly connected with the output end thereof to move in the vertical direction in a reciprocating manner, thereby realizing the extrusion process between the upper pressing plate 543 and the lower pressing plate 544, further achieving the purpose of automatically compacting the concrete, having uniform compacting degree, solving the problem of manually beating the concrete in the prior art, improving the working efficiency, meanwhile, the third driving motor 533 drives a rotating shaft 534 fixedly connected with the output end thereof to rotate, the synchronous wheel 535 on the rotating shaft 534 is driven to rotate, and the other rotating shaft 534 is driven to synchronously rotate under the action of the belt 532, so that the four arc-shaped rotating blocks 536 on the two rotating shafts 534 synchronously rotate, the lower pressing plates 544 on the four arc-shaped rotating blocks 536 vibrate, and the pouring quality of the concrete prefabricated part is further improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a precast concrete component jolt ramming device which characterized in that: including bearing workbin (1), carrying storage bucket (2), rabbling mechanism (3), arranging material mechanism (4) and compacting mechanism (5), the bottom that bears workbin (1) is equipped with under casing (6) rather than inside being linked together, and the bottom of under casing (6) is equipped with rather than fixed connection's bearing support (7), carries storage bucket (2) to fix on arranging material mechanism (4), arranges material mechanism (4) and installs in under casing (6), and rabbling mechanism (3) are installed on the interior top that bears workbin (1), the bottom that carries storage bucket (2) is equipped with discharge gate (8), and the bottom of under casing (6) is equipped with discharge channel (9) that are linked together with discharge gate (8), and compacting mechanism (5) set up in the below of under casing (6) and dock mutually with the bottom of discharge channel (9).

2. The precast concrete member tapping device according to claim 1, wherein: stirring mechanism (3) are including leading case (31), drive assembly (32) and linkage subassembly (33), lead case (31) and fix at the top of bearing workbin (1), and drive assembly (32) are installed in the inside of bearing workbin (1), the top of linkage subassembly (33) and the lateral wall sliding fit who leads case (31), and the middle-end of linkage subassembly (33) is fixed on drive assembly (32), and the bottom of linkage subassembly (33) extends to and carries and sets up in storage bucket (2).

3. The precast concrete member tapping device according to claim 2, wherein: the driving assembly (32) comprises a first driving motor (321), a fixed support plate (322), a driving gear (323) and a driven gear (324), the rear end of the fixed support plate (322) is fixedly connected with the inner wall of the bearing box, the first driving motor (321) is horizontally mounted on the side wall of the fixed support plate (322), the output end of the first driving motor (321) is fixedly connected with the driving gear (323), the driven gear (324) is rotatably mounted on the side wall of the fixed support plate (322), and the driven gear (324) is meshed with the driving gear (323).

4. A precast concrete member tapping device according to claim 3, wherein: linkage subassembly (33) are including guide block (331) and two rotating parts (332), the middle-end part of two rotating parts (332) is fixed respectively on driving gear (323) and driven gear (324), two rotating parts (332) are the staggered arrangement and the top portion of both all fixes on guide block (331), guide block (331) slidable mounting is on the lateral wall of guide box (31), every rotating part (332) all includes interlock arm (3321), connecting axle (3322) and triangle and revolves frame (3323), the both ends of interlock arm (3321) respectively with the one end fixed connection of guide block (331) and connecting axle (3322), triangle revolves frame (3323) and fixes on the other end of connecting axle (3322).

5. The precast concrete member tapping device according to claim 1, wherein: arrange material mechanism (4) and include fluted disc (41), second driving motor (42) and lead screw (43), carry storage bucket (2) to fix on the top of fluted disc (41), fluted disc (41) rotate to be installed on the interior diapire of under casing (6), second driving motor (42) are installed on the lateral wall of under casing (6) and the one end fixed connection of its output and lead screw (43), lead screw (43) are horizontal rotation and install in under casing (6) and with fluted disc (41) transmission fit.

6. The precast concrete member tapping device according to claim 1, wherein: the compacting mechanism (5) comprises a base platform (51), a compacting box (52), a rotating assembly (53) and a pressing assembly (54), wherein the compacting box (52) is vertically arranged at the top of the base platform (51), the pressing assembly (54) and the rotating assembly (53) are both arranged on the compacting box (52), and the rotating assembly (53) is positioned below the pressing assembly (54).

7. The precast concrete member tapping device according to claim 6, wherein: the material pressing assembly (54) comprises a supporting plate (541), a hydraulic cylinder (542), an upper pressing plate (543) and a lower pressing plate (544), the supporting plate (541) is horizontally arranged, one side of the supporting plate is fixedly connected with the inner wall of the compaction box (52), the hydraulic cylinder (542) is vertically fixed on the supporting plate (541) and the output end of the hydraulic cylinder is fixedly connected with the upper pressing plate (543), the upper pressing plate (543) and the lower pressing plate (544) are both horizontally arranged in the compaction box (52), and a material inlet which is connected with the material outlet channel (9) in a butt joint mode is formed in the upper pressing plate (543).

8. the concrete precast element compaction device according to claim 7, wherein the rotating assembly (53) comprises an L-shaped plate (531), a belt (532), a third driving motor (533), two rotating shafts (534) and two synchronizing wheels (535), the L-shaped plate (531) is fixed on the outer side wall of the compaction box (52), the third driving motor (533) is installed on the L-shaped plate (531), the output end of the third driving motor is fixedly connected with one rotating shaft (534), the two rotating shafts (534) are horizontally and rotatably installed in the compaction box (52), the two synchronizing wheels (535) are respectively installed on one ends of the two rotating shafts (534), the belt (532) is sleeved on the outer portions of the two synchronizing wheels (535), and two arc-shaped rotating blocks (536) are arranged on each rotating shaft (534).