CN211941423U

CN211941423U - Cement pipe internal mold with built-in vibration device

Info

Publication number: CN211941423U
Application number: CN202020433579.1U
Authority: CN
Inventors: 姚雯彬; 赵传荣
Original assignee: Gaotang Dingli Construction Machinery Co ltd
Current assignee: Gaotang Dingli Construction Machinery Co ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2020-11-17
Anticipated expiration: 2030-03-30

Abstract

The utility model provides a built-in vibrating device's cement pipe centre form, includes the centre form body, and elevating gear is installed to centre form bottom, the centre form passes through elevating gear and goes up and down in the centre form, install on the centre form top surface and dial the material device, it is rotatory under drive arrangement's drive to dial the material device, dial and install vibrating device in the centre form of material device below, vibrating device is located the upper portion of centre form, vibrating device shakes at the promotion in-process of centre form, the utility model provides a abandon the mandrel fixed knot structure that prior art adopted, possess the function of going upward through making the mandrel to set up vibrations mechanism on mandrel upper portion, make cement thick liquids can be through the vibrating mechanism on mandrel upper portion at the injection in-process and go upward the in-process vibrations closely knit cement, very big increase the closely knit degree of cement to very big increase preparation efficiency.

Description

Cement pipe internal mold with built-in vibration device

Technical Field

The utility model relates to a built-in vibrating device's cement pipe centre form, concrete cement pipe preparation equipment field.

Background

The cement pipe is a component required by basic building facilities, the application range is wide, the cement pipe is mostly prepared by adopting a mould, because the size and the weight of the cement pipe are larger, large-scale mechanical equipment is generally adopted to be combined with the cement pipe mould, in the prior art, in order to increase the compactness and the compactness uniformity of cement in the cement pipe mould in the forming stage, an extrusion device is mostly adopted to extrude the cement, the compactness of the cement is increased, for example, a cement extruder adopted by Chinese patent CN 105666680A adopts a core mould to fix an outer mould, and the demoulding efficiency is increased.

Chinese patent CN 108453886 a also discloses a three-station single-power cement pipe making machine, which also adopts a structure of core mold fixing, wherein a rotary table 33 is arranged, a mold 24 is arranged on a mold base 26 on the rotary table 33, the mold 24 is moved to the position below a power head box 4 and above a bell mouth 55 by the rotation of the rotary table 33, the bell mouth 55 is driven to move upwards by a bell mouth hydraulic cylinder 70, a vibration tray 52 is abutted against a tray 40, a vibration intermediate cylinder 49 is rotated by a rotary drive reducer 48, and a vibrator 50 vibrates to act on the vibration tray 52 together, so that a net rack 41 built in the mold 24 vibrates in the rotation process, in order to solve the problems of cement compactness and uniformity, the power head box 4 is adopted to move downwards and upwards, so that an extrusion sleeve 69 and an extrusion outer cylinder 16 rotate forwards and backwards, so that a small pressure head 63 and an upper small pressure head 64 rotate forwards and backwards, thereby extruding cement, the compactness is enhanced (see China patent CN 208812291U in the same technology in detail), and no matter how much the manufacturing effect and efficiency of the technology are, after reading a comparison document, the structure is extremely complex, a large number of easily damaged parts are used, and as cement pipes are all large-sized keys, the service life and the maintenance are greatly influenced when the cement pipe is particularly suitable for ultra-large pipe fittings.

Disclosure of Invention

For solving the defect that prior art exists, the utility model provides a built-in vibrating device's cement pipe centre form, its mandrel fixed knot who abandons prior art and adopt constructs, possesses the function of going upward through making the mandrel to set up vibration mechanism on mandrel upper portion, make cement thick liquids can be in going upward the in-process closely knit cement of vibrations through the vibration mechanism on mandrel upper portion at the injection in-process, very big increase the closely knit degree of cement, and very big increase preparation efficiency.

In order to achieve the purpose, the invention adopts the following technical scheme:

a cement pipe internal mold with a built-in vibration device comprises an internal mold body, wherein a lifting device is installed at the bottom of the internal mold, the internal mold is lifted in an external mold through the lifting device, a material stirring device is installed on the top surface of the internal mold and is driven by a driving device to rotate, a vibration device is installed in the internal mold below the material stirring device and is located at the upper part of the internal mold, and the vibration device vibrates in the lifting process of the internal mold; the beneficial effects of this technical scheme lie in: the inner die is lifted, the outer die can be in a fixed state relative to the inner die, and the vibrating device is arranged above the inner die and performs high-frequency vibration, so that cement slurry can be added when the inner die initially enters the bottom of the outer die, cement at the bottom of the cement pipe is vibrated compactly in the vibration state of the inner die and is gradually lifted upwards and continuously fed with the inner die, and therefore the inner die can be vibrated and formed in the lifting process, so that the additional cement slurry compacting operation (such as a pressure kneader, an extruder and the like) through an external force mechanism is avoided; the external mold is main bearing body under cement pipe forming state, and the mode that prior art adopted the external mold to go up and down more makes the centre form break away from shaping cement pipe, but cement pipe weight is big (several tons up to) needs extremely many extra force and supplementary hoisting part, causes the equipment loss serious, the structure redundancy is complicated, heavy, and the utility model provides a structure makes non-cement pipe bearing centre form go up and down, makes the structure more compact, simple to break away from effectually, because the centre form adds the thick liquids and can lead to the thick liquids to pile up when promoting, makes the speed that the thick liquids got into in the shaping cavity through the vibration mechanism effect of shaking only slower, consequently, the utility model discloses the setting is dialled the material device, and the cooperation vibrating device makes the thick liquids get into the shaping cavity with higher speed in the inner mold hoisting process, increases the preparation efficiency.

Preferably, a fixed plate is arranged at the upper part of the inner die, a vibration device is arranged on the fixed plate, and the vibration device is a vibrating rod or a vibrating motor; according to the technical scheme, the vibrating device can be fixed on the upper part of the inner mold, so that the top vibrating effect of the inner mold during ascending is improved, and the cement material is compacted by vibrating while ascending; as the vibration mechanism, since the vibrating rod is expensive, a high-frequency vibration motor can be used for cost.

Preferably, dial the material device and include apron, drive shaft and two at least group material teeth, two at least group material teeth regular spread are on the apron top surface to it is rotatory on the apron top surface, apron fixed mounting is at the centre form top, the radial installation of drive shaft is on the apron, and the upper end of drive shaft is connected with group material tooth, and the lower extreme and the drive arrangement of drive shaft are connected, and this technical scheme's beneficial effect lies in: the inner die is lifted, and simultaneously slurry is added, so that the slurry is accumulated, the speed of the slurry entering the forming cavity is low under the vibration action of the vibration mechanism, and the plurality of material shifting teeth are regularly arranged on the top surface of the cover plate to rotate, so that the slurry is accelerated to enter the forming cavity in the lifting process of the inner die by effectively matching with the vibration device, and the manufacturing efficiency is improved; the drive means is preferably a drive motor as already used in the prior art.

Preferably, the cover plate is provided with a boss corresponding to the boss, the material shifting teeth are L-shaped, and the material shifting teeth rotate along the boss.

Preferably, the material shifting device further comprises a shaft sleeve, the shaft sleeve is fixedly sleeved at the top end of the driving shaft, and the material shifting teeth are fixedly arranged on the shaft sleeve; the technical scheme effectively increases the convenience of subsequent maintenance.

Preferably, the material shifting teeth comprise material shifting toothed sheets and material shifting toothed sheet fixing seats, and the material shifting fins are fixedly arranged at the side ends of the material shifting fin fixing seats; this technical scheme effectively increases the convenience of follow-up maintenance, makes the material tooth piece of dialling regard as the vulnerable surface of contact with the cement material, and very big reduction later stage is to dialling the whole maintenance change of material device.

Preferably, the lifting device comprises a lifting table, a lifting driving device and an inner mold fastening seat, the inner mold fastening seat is fixedly installed on the lifting table, the inner mold is placed on the inner mold fastening seat, the inner mold fastening seat comprises at least three sliding rails, a locking seat is slidably installed on the sliding rails, and in a locking state, the locking seat abuts against the inner mold and fixes the inner mold on the inner mold fastening seat; the technical scheme is provided with the sliding rail type locking seat, so that the lifting device is suitable for internal molds with different outer diameters, the application range of the lifting device is enlarged, cement components with different sizes are manufactured, and the lifting driving device can adopt the existing modes in the prior art, such as: gear lifting, hydraulic cylinder lifting, etc.

Preferably, the bottom of the inner mold is provided with an inner mold extending wing, a fastening seat is arranged below the inner mold extending wing, the fastening seat is fixedly installed at the bottom of the inner mold or on the top surface of the inner mold fastening seat, and the locking seat abuts against the inner mold extending wing and is fixed on the fastening seat; the technical scheme further increases the effectiveness of fixing the internal mold.

Preferably, the lifting platform is provided with a clamping fixed seat which is clamped with the slide rail and fixes the inner die fastening seat on the lifting platform; this technical scheme further increases the convenience of later maintenance.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the inner mold structure.

Fig. 3 is a schematic cross-sectional view of fig. 2.

Fig. 4 is a partial enlarged view of the setting device of fig. 3.

Fig. 5 is a partial enlarged view of the setting device of fig. 2.

Fig. 6 is a schematic structural view of the inner mold fastening seat.

In the figure: 1 inner mold body, 11 fixing plate, 12 inner mold extending wing, 13 fastening seat; 2, a lifting device, 21 a lifting platform, 22 a lifting driving device, 23 an inner die fastening seat, 231 a sliding rail, 232 a locking seat, 24 a clamping and fixing seat, 241 a bottom plate, 242 an upright post, 243 a clamping plate and 244 a gasket; 3, a material shifting device, a 31 cover plate, a 32 driving shaft, 33 material shifting teeth, a 311 boss, a 34 shaft sleeve, 331 material shifting toothed sheet and 332 material shifting toothed sheet fixing seats; 4 a driving device; 5 vibrating means.

Detailed Description

As shown in fig. 1-6, a cement pipe internal mold with a built-in vibration device comprises an internal mold body 1, wherein a lifting device 2 is installed at the bottom of the internal mold body 1, the internal mold body 1 is lifted in the external mold through the lifting device 2, a material stirring device 3 is installed on the top surface of the internal mold body 1, the material stirring device 3 is driven by a driving device 4 to rotate, a vibration device 5 is installed in the internal mold body 1 below the material stirring device 3, the vibration device 5 is located on the upper portion of the internal mold body 1, and the vibration device 5 vibrates in the lifting process of the internal mold body 1.

Preferably, the upper part of the inner die body 1 is provided with a fixed plate 11, and the fixed plate 11 is provided with a vibrating device 5.

Preferably, the vibration device 5 is a vibrating rod or a vibrating motor.

Preferably, the material stirring device 3 comprises a cover plate 31, a driving shaft 32 and at least two material stirring teeth 33, the at least two material stirring teeth 33 are regularly arranged on the top surface of the cover plate 31 and rotate on the top surface of the cover plate 31, the cover plate 31 is fixedly installed on the top of the inner die body 1, the driving shaft 32 is radially installed on the cover plate 31, the upper end of the driving shaft 32 is connected with the material stirring teeth 33, and the lower end of the driving shaft 32 is connected with the driving device 4.

Preferably, a boss 311 is arranged on the cover plate 31, and correspondingly, the material shifting teeth 33 are L-shaped, and the material shifting teeth 33 rotate along the boss 311.

Preferably, the material stirring device 3 further comprises a shaft sleeve 34, the shaft sleeve 34 is sleeved and fixed at the top end of the driving shaft 32, and the material stirring teeth 33 are fixedly installed on the shaft sleeve 34.

Preferably, the material shifting teeth 33 comprise a material shifting toothed sheet 331 and a material shifting toothed sheet fixing seat 332, and the material shifting toothed sheet 331 is fixedly installed at the side end of the material shifting toothed sheet fixing seat 332.

Preferably, the lifting device 2 includes a lifting table 21, a lifting driving device 22 and an inner mold fastening seat 23, the inner mold fastening seat 23 is fixedly installed on the lifting table 21, the inner mold body 1 is placed on the inner mold fastening seat 23, the inner mold fastening seat 23 includes at least three sliding rails 231, a locking seat 232 is slidably installed on the sliding rails 231, and in a locking state, the locking seat 232 abuts against the inner mold body 1 and fixes the inner mold body 1 on the inner mold fastening seat 23.

Preferably, the bottom of the inner mold body 1 is provided with an inner mold extending wing 12, a fastening seat 13 is arranged below the inner mold extending wing 12, the fastening seat 13 is fixedly installed at the bottom of the inner mold body 1 or on the top surface of the inner mold fastening seat 23, and the locking seat 232 abuts against the inner mold extending wing 12 and is fixed on the fastening seat 13.

Preferably, the lifting platform 21 is provided with a fixed engaging seat 24, the fixed engaging seat 24 is engaged with the slide rail 231 and fixes the inner mold fastening seat 23 on the lifting platform 21, in this embodiment, the fixed engaging seat 24 includes a bottom plate 241 fixedly installed on the lifting platform 21, the bottom plate 241 is provided with a pillar 242, the top of the pillar 242 is provided with a clamping plate 243 having a lateral extension, the lateral extension of the clamping plate 243 is clamped on the slide rail 231, the clamping plate 243 fixes the slide rail 231 and the lifting platform 21 through a bolt fixing lateral extension, and in addition, in this embodiment, a gasket 244 is further provided between the bottom plate 241 and the slide rail 231.

It should be apparent that the above-described embodiment is merely an example of the present invention, and any simple modification of the structure or principle provided by the present invention is within the protection scope of the present invention.

Claims

1. The utility model provides a built-in vibrating device's cement pipe centre form, includes the centre form body, and elevating gear is installed to its characterized in that centre form bottom, the centre form passes through elevating gear and goes up and down in the centre form, install on the centre form top surface and dial the material device, it is rotatory under drive arrangement's drive to dial the material device, dial and install vibrating device in the centre form of material device below, vibrating device is located the upper portion of centre form, vibrating device shakes at the promotion in-process of centre form.

2. The cement pipe internal mold with the built-in vibration device as claimed in claim 1, wherein a fixed plate is provided on the upper part of the internal mold, and the vibration device is mounted on the fixed plate.

3. The cement pipe internal mold with the built-in vibration device as claimed in claim 1 or 2, wherein the vibration device is a vibrating rod or a vibrating motor.

4. The cement pipe inner mold with the built-in vibration device as claimed in claim 1, wherein the material-pulling device comprises a cover plate, a driving shaft and at least two material-pulling teeth, the at least two material-pulling teeth are regularly arranged on the top surface of the cover plate and rotate on the top surface of the cover plate, the cover plate is fixedly mounted on the top of the inner mold, the driving shaft is radially mounted on the cover plate, the upper end of the driving shaft is connected with the material-pulling teeth, and the lower end of the driving shaft is connected with the driving device.

5. The cement pipe inner mold with the built-in vibration device as claimed in claim 4, wherein the cover plate is provided with a boss, and the material-pulling teeth are L-like and rotate along the boss.

6. The cement pipe internal mold with the built-in vibration device as claimed in claim 4, wherein the material shifting device further comprises a shaft sleeve, the shaft sleeve is sleeved and fixed on the top end of the driving shaft, and the material shifting teeth are fixedly arranged on the shaft sleeve.

7. The cement pipe internal mold with the built-in vibration device as claimed in claim 4 or 5, wherein the material-shifting teeth comprise material-shifting tooth sheets and material-shifting tooth sheet fixing seats, and the material-shifting fins are fixedly installed at the side ends of the material-shifting fin fixing seats.

8. The cement pipe internal mold with the built-in vibration device as claimed in claim 1, wherein the lifting device comprises a lifting table, a lifting driving device and an internal mold fastening seat, the internal mold fastening seat is fixedly installed on the lifting table, the internal mold is placed on the internal mold fastening seat, the internal mold fastening seat comprises at least three sliding rails, a locking seat is slidably installed on the sliding rails, and in a locking state, the locking seat abuts against the internal mold and fixes the internal mold on the internal mold fastening seat.

9. The cement pipe inner mold with the built-in vibration device as claimed in claim 8, wherein the inner mold bottom is provided with an inner mold extension wing, a fastening seat is arranged below the inner mold extension wing, the fastening seat is fixedly installed at the inner mold bottom or on the top surface of the inner mold fastening seat, and the fastening seat abuts against the inner mold extension wing and is fixed on the fastening seat.

10. The cement pipe internal mold with the built-in vibration device as claimed in claim 8, wherein the lifting platform is provided with a fastening seat, the fastening seat is fastened with the slide rail and fixes the internal mold fastening seat on the lifting platform.