CN215657702U

CN215657702U - Shell mould air-drying device

Info

Publication number: CN215657702U
Application number: CN202122053405.XU
Authority: CN
Inventors: 蒋小勇
Original assignee: Changli Xinjia Precision Casting Co ltd
Current assignee: Changli Xinjia Precision Casting Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-01-28
Anticipated expiration: 2031-08-27

Abstract

The utility model provides a shell type air drying device, which belongs to the technical field of air drying devices and comprises a support, two hanging chains, a plurality of hanging rods, a plurality of fans and two tensioning mechanisms, wherein the hanging chains form a plurality of hanging layers, and each tensioning mechanism comprises a tensioning chain wheel, a sliding part, a positioning rod and a compression nut. The sliding piece is connected with the tensioning chain wheel and is in sliding connection with the support, the sliding direction of the sliding piece is perpendicular to the rotating axis of the tensioning chain wheel, and the sliding piece drives the tensioning chain wheel to slide so that the hanging chain at the position can be in a loose or tensioning state. The locating rod is arranged along the sliding direction of the sliding piece, one end of the locating rod is connected with the support, the other end of the locating rod penetrates through the sliding piece in a sliding mode, and the locating rod is provided with external threads. The gland nut is sleeved on the positioning rod and is in threaded connection with the external thread. The shell type air drying device provided by the utility model can avoid the problem that the two hanging chains are difficult to disassemble and assemble.

Description

Shell mould air-drying device

Technical Field

The utility model belongs to the technical field of air drying devices, and particularly relates to a shell type air drying device.

Background

In investment casting, a meltable wax pattern is generally formed using a wax material, and then the wax pattern is coated with a slurry and sanded to form a shell, and then the shell is air-dried. Present shell mould air-dries device includes the support, follows vertical bisection plane symmetry in the support and is equipped with two chains that hang, and every chain that hangs all forms a plurality of and hangs the layer of putting, hangs for two and is equipped with a plurality of the hanging rod that are used for hanging the shell mould between the chain, hangs the both ends of pole respectively with two chains fixed connection that hang, the bottom surface and the middle part of support are equipped with the fan that a plurality of bloied upwards. Because two hang the chain and all with a plurality of suspension rod fixed connection, so two dismantlement and the installation that hang the chain are comparatively difficult to the maintenance that has brought the difficulty for the later stage hangs the chain.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a shell type air drying device, and aims to solve the problem that two hanging chains are difficult to detach and install.

In order to achieve the purpose, the utility model adopts the technical scheme that: the utility model provides a shell type air-dries device, include the support, locate two in the support hang the chain, with two hang a plurality of roots of chain fixed connection and hang the pole and locate a plurality of fan on the support, hang the chain and form a plurality of layers and hang and put the layer, still include two straining device, two straining device locates two respectively and hangs chain department, straining device includes tensioning sprocket, slider, locating lever and gland nut. The tensioning chain wheel is arranged in the hanging chain at the position and supports the hanging chain at the position. The sliding piece is connected with the tensioning chain wheel and is in sliding connection with the support, the sliding direction of the sliding piece is perpendicular to the rotating axis of the tensioning chain wheel, and the sliding piece drives the tensioning chain wheel to slide so that the hanging chain at the position can be in a loose or tensioning state. The positioning rod is arranged along the sliding direction of the sliding piece, one end of the positioning rod is connected with the support, the other end of the positioning rod penetrates through the sliding piece in a sliding mode, and the positioning rod is provided with external threads. The compression nut is sleeved on the positioning rod and is in threaded connection with the external thread, and the compression nut is used for extruding the sliding piece so as to enable the hanging chain at the position to be kept in a tensioning state.

In a possible implementation, the number of the tension sprockets in each tension mechanism is two, and the same two tension sprockets in the tension mechanism are arranged at intervals in the vertical direction, so that the suspension chain forms a suspension layer at the corresponding two tension sprockets, and the sliding member slides in the horizontal direction.

In a possible implementation manner, the sliding part includes a vertically arranged sliding rod connected with the tension sprocket, the support is provided with two sliding grooves at two positions of the sliding rod, the sliding grooves are arranged along the sliding direction of the sliding part, and the two sliding grooves at the same position are respectively sleeved at two ends of the sliding rod in a sliding manner.

In a possible implementation manner, the sliding member further includes a fixing plate fixedly disposed on the sliding rod, the positioning rod slidably penetrates through the fixing plate, and the compression nut is used for pressing the fixing plate.

In one possible implementation, the tensioning mechanism further comprises a connecting plate and a tensioning nut. The connecting plate is slidably sleeved on the positioning rod and is fixedly connected with the bracket. The tensioning nut is sleeved on the positioning rod and is in threaded connection with the external thread, the tensioning nut is used for extruding the connecting plate, and the direction of the connecting plate is extruded by the tensioning nut and the direction of the fixing plate is opposite to the direction of the pressing nut.

In a possible implementation manner, the positioning rod, the connecting plate, the fixing plate, the compression nut and the tensioning nut are combined into tensioning units, and two tensioning units are arranged at each sliding rod.

In a possible implementation, each of the fans is located on a side of any one of the suspension chains remote from the suspension bar, and the fan is capable of blowing air towards the suspension bar.

In a possible implementation manner, all the fans are divided into two groups, and one side of each suspension chain, which is far away from the suspension rod, is provided with one group of fans.

In one possible implementation, two sets of the fans are spaced apart in the vertical direction.

In one possible implementation, the shell type air drying device further comprises a transmission shaft, a driving chain and a driving motor. The transmission shaft is two, with tensioning sprocket's rotation axis is parallel and with the support rotates and is connected, the both ends of transmission shaft are coaxial fixed with drive sprocket and drive sprocket respectively, and two drive sprocket locates respectively hang in the chain and support the place respectively hang the chain. The driving shaft is parallel to the transmission shaft and is rotationally connected with the support, and two driving chain wheels are coaxially fixed at two ends of the driving shaft respectively. The two driving chains are respectively sleeved on the two driving chain wheels, and the two driving chains are respectively sleeved on the two transmission chain wheels. The driving motor is fixedly connected with the support, and an output shaft of the driving motor is connected with the driving shaft.

In the embodiment of the application, when two hanging chains need to be disassembled, the two compression nuts are taken down to drive the two sliding parts to drive the corresponding tensioning chain wheels to slide, so that the two hanging chains are in a loose state, and the two hanging chains are convenient to take down together with a plurality of hanging rods; during installation, the two hanging chains drive the hanging rods to be installed and sleeved on the corresponding tensioning chain wheels, the two hanging chains are in a loose state, difficulty during installation is low, then the two sliding pieces are driven to drive the corresponding tensioning chain wheels to slide, the two hanging chains are in a tensioned state, and finally the two compression nuts are installed, so that the two hanging chains are kept in a tensioned state. So this shell mould air-dries device can avoid two comparatively difficult problems of dismantlement and installation that hang the chain.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic axial structure diagram of a shell-type air drying device according to an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of a portion A of FIG. 1;

fig. 3 is a schematic axial sectional view of the shell air drying device according to an embodiment of the present invention;

fig. 4 is a schematic axial view of the shell type air drying device according to the embodiment of the present invention, wherein the transmission shaft, the driving sprocket and the transmission sprocket are connected.

In the figure: 1. a support; 11. a chute; 2. hanging a chain; 21. hanging the layer; 3. a suspension rod; 4. a fan; 5. a tensioning mechanism; 51. a tension sprocket; 52. a slider; 521. a slide bar; 522. a fixing plate; 53. positioning a rod; 54. a compression nut; 55. a connecting plate; 56. tightening the nut; 6. a drive shaft; 61. a drive sprocket; 62. a drive sprocket; 7. a drive shaft; 71. a drive sprocket; 8. a drive chain; 9. a drive motor; 10. connecting a chain wheel; 110. and connecting the chains.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in 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 utility model and are not intended to limit the utility model.

Referring to fig. 1 to 3, the shell-type air drying apparatus provided by the present invention will now be described. The shell type air drying device comprises a support 1, two hanging chains 2 arranged in the support 1, a plurality of hanging rods 3 fixedly connected with the two hanging chains 2, and a plurality of fans 4 arranged on the support 1, wherein the hanging chains 2 form a plurality of hanging layers 21, the shell type air drying device further comprises two tensioning mechanisms 5, the two tensioning mechanisms 5 are respectively arranged at the two hanging chains 2, and each tensioning mechanism 5 comprises a tensioning chain wheel 51, a sliding piece 52, a positioning rod 53 and a compression nut 54. The tension sprocket 51 is provided in the suspension chain 2 and supports the suspension chain 2. The sliding part 52 is connected with the tension sprocket 51 and is connected with the bracket 1 in a sliding manner, the sliding direction of the sliding part 52 is perpendicular to the rotation axis of the tension sprocket 51, and the sliding part 52 drives the tension sprocket 51 to slide so as to enable the suspension chain 2 at the position to be in a loose or tensioned state. The positioning rod 53 is arranged along the sliding direction of the sliding part 52, one end of the positioning rod 53 is connected with the bracket 1, the other end of the positioning rod 53 penetrates through the sliding part 52 in a sliding mode, and the positioning rod 53 is provided with external threads. The compression nut 54 is sleeved on the positioning rod 53 and is in threaded connection with the external thread, and the compression nut 54 is used for extruding the sliding part 52 so as to keep the suspension chain 2 in a tensioning state.

Compared with the prior art, the shell type air drying device provided by the utility model has the advantages that when two hanging chains 2 need to be disassembled, the two compression nuts 54 are taken down to drive the two sliding pieces 52 to drive the corresponding tensioning chain wheels 51 to slide, so that the two hanging chains 2 are in a loose state, and the two hanging chains 2 are convenient to take down together with a plurality of hanging rods 3; during installation, the two suspension chains 2 with the plurality of suspension rods 3 are installed and sleeved on the corresponding tensioning chain wheels 51, at the moment, the two suspension chains 2 are in a loose state, so the difficulty during installation is low, then the two sliding pieces 52 are driven to drive the corresponding tensioning chain wheels 51 to slide, the two suspension chains 2 are in a tensioned state, and finally the two compression nuts 54 are installed, so that the two suspension chains 2 are kept in a tensioned state. So this shell mould air-dries device can avoid two comparatively difficult problems of dismantlement and installation that hang chain 2.

In some embodiments, referring to fig. 2 and 3, the number of the tension sprockets 51 in each tension mechanism 5 is two, and the two tension sprockets 51 in the same tension mechanism 5 are spaced apart in the vertical direction, so that the hanging chain 2 forms the hanging layer 21 at the corresponding two tension sprockets 51, and the sliding member 52 slides in the horizontal direction. When the two sliding parts 52 drive the two tensioning sprockets 51 to slide, so that the two suspension chains 2 are in a loose state, the two suspension chains 2 are loosened by a large amount, and the two suspension chains 2 can be taken down more conveniently.

In some embodiments, in order to realize the sliding connection between the sliding member 52 and the bracket 1, the sliding member 52 may adopt a structure as shown in fig. 2 to 3. Referring to fig. 2 to 3, the sliding member 52 includes two sliding rods 521 vertically arranged and connected to the tension sprocket 51, two sliding grooves 11 are fixedly arranged at the two sliding rods 521 of the bracket 1, the sliding grooves 11 are arranged along the sliding direction of the sliding member 52, and the two sliding grooves 11 at the same position are respectively slidably sleeved at two ends of the corresponding sliding rods 521, which is relatively simple in connection form.

In some embodiments, to achieve sliding penetration of the positioning rod 53 through the sliding member 52, the sliding member 52 may be configured as shown in FIG. 2. Referring to fig. 2, the slider 52 further includes a fixing plate 522 fixedly installed on the sliding rod 521, the positioning rod 53 slidably penetrates the fixing plate 522 and the compression nut 54 serves to press the fixing plate 522.

In this embodiment, the tension sprocket 51 and the fixing plate 522 may be respectively disposed at both sides of the sliding rod 521, and the fixing plate 522 is disposed at an outer side of the sliding rod 521 with respect to the bracket 1, so that the positioning rod 53 and the compression nut 54 can be conveniently operated.

In some embodiments, the tensioning mechanism 5 of the character described above may be configured as shown in fig. 2. Referring to fig. 2, the tensioning mechanism 5 further comprises a coupling plate 55 and a tensioning nut 56. The connecting plate 55 is slidably sleeved on the positioning rod 53 and is fixedly connected with the bracket 1. The tightening nut 56 is sleeved on the positioning rod 53 and is in threaded connection with the external thread, the tightening nut 56 is used for extruding the connecting plate 55, and the direction of extruding the connecting plate 55 by the tightening nut 56 is opposite to the direction of extruding the fixing plate 522 by the pressing nut 54. When the positioning rod 53 needs to be replaced, the tightening nut 56 and the compression nut 54 may be removed, and then the positioning rod 53 may be replaced after being drawn out from the fixing plate 522 and the connecting plate 55, which is relatively simple to operate.

In the present embodiment, if the slider 52 is slid toward the attachment plate 55, where the suspension chain 2 is tensioned, the tightening nut 56 and the compression nut 54 are respectively located on the side of the attachment plate 55 away from the attachment plate 522 and on the side of the attachment plate 522 away from the attachment plate 55, and if the slider 52 is slid toward the attachment plate 55, where the suspension chain 2 is loosened, the tightening nut 56 and the compression nut 54 are respectively located on the side of the attachment plate 55 close to the attachment plate 522 and on the side of the attachment plate 522 close to the attachment plate 55.

The positioning rod 53 may be integrally provided with an external thread. The external thread may further include two segments respectively located at both ends of the positioning rod 53, such that the tightening nut 56 and the compression nut 54 are respectively sleeved at the two segments of the external thread.

In some embodiments, referring to fig. 2 and 3, the positioning rod 53, the connecting plate 55, the fixing plate 522, the compression nut 54 and the tightening nut 56 are combined into a tightening unit, and two tightening units are provided at each sliding rod 521. In the use process of the device, the compression nut 54 and the tensioning nut 56 are likely to be loosened, and the arrangement of the two tensioning units can ensure the reliability of the tension state of the suspension chain 2.

In some embodiments, each fan 4 is located on the side of any one of the suspension chains 2 remote from the suspension bar 3, see fig. 1, the fan 4 being able to blow air towards the suspension bar 3. The prior art fan 4 is positioned in the rack 1 and blows air upward, so that sand particles on the shell mold may fall into the fan 4 after falling, and the fan 4 may be damaged after a long time. This arrangement of the present embodiment prevents sand particles from the shell from falling into the fan 4.

In the present embodiment, at least one fan 4 is correspondingly disposed on each hanging layer 21.

Because sand grain on the shell mould can only be cleaned in the back operating personnel on the ground to support 1, it is very inconvenient, so can also set up the ascending holding box of opening on the support 1, hold the case and be located the below of hanging chain 2 and with support 1 along horizontal direction sliding connection, hold the case and can be used for holding the sand grain that drops on the shell mould, when holding the sand grain in the case more, can clean holding case roll-off support 1, it is more convenient like this.

In some embodiments, referring to fig. 2, all the fans 4 are divided into two groups, and one group of fans 4 is provided on the side of each suspension chain 2 far away from the suspension rod 3, so that the problem that the shell type cannot be blown by the wind generated by the fans 4 can be avoided.

In some embodiments, referring to fig. 1, the two sets of fans 4 are spaced apart in the vertical direction to avoid the wind generated by the two sets of fans 4 from affecting each other.

In some embodiments, the present device may be configured as shown in fig. 1 and 3. Referring to fig. 1 and 3, the shell type air drying device further comprises a transmission shaft 6, a driving shaft 7, a driving chain 8 and a driving motor 9. The number of the transmission shafts 6 is two, the transmission shafts are parallel to the rotation axis of the tension chain wheel 51 and are rotatably connected with the support 1, the two ends of the transmission shafts 6 are respectively and coaxially fixed with a driving chain wheel 61 and a transmission chain wheel 62, and the two driving chain wheels 61 are respectively arranged in the two suspension chains 2 and respectively support the suspension chains 2 at the positions. The driving shaft 7 is parallel to the transmission shaft 6 and is rotatably connected with the bracket 1, and two driving chain wheels 71 are coaxially fixed at two ends of the driving shaft 7 respectively. The number of the driving chains 8 is two, the two driving sprockets 71 are respectively sleeved on the two driving sprockets 71, and the two driving chains 8 are respectively sleeved on the two transmission sprockets 62. The driving motor 9 is fixedly connected with the bracket 1, and an output shaft of the driving motor 9 is connected with the driving shaft 7. The driving motor 9 drives the driving shaft 7 to rotate, and the two driving sprockets 71 transmit the rotation to the two driving sprockets 62 through the two driving chains 8, so that the rotation of the two driving sprockets 61 is realized, and the synchronous rotation of the two suspension chains 2 can be realized.

In this embodiment, the driving motor 9 and the driving shaft 7 are connected in many ways, for example, a connecting sprocket 10 is respectively disposed on the output shaft of the driving motor 9 and the driving shaft 7, and a connecting chain 110 is sleeved on the two connecting sprockets 10.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. Shell mould air-dries device, include the support, locate two in the support hang the chain, be located two hang between the chain and with two hang a plurality of roots that chain fixed connection hang the pole, locate a plurality of fan on the support, hang the chain and form a plurality of layers and hang and put the layer, its characterized in that still includes two straining device, two straining device locates two respectively and hangs chain department, straining device includes:

the tensioning chain wheel is arranged in the suspension chain at the position and supports the suspension chain at the position;

the sliding part is connected with the tensioning chain wheel and is connected with the bracket in a sliding manner, the sliding direction of the sliding part is vertical to the rotating axis of the tensioning chain wheel, and the sliding part drives the tensioning chain wheel to slide so that the suspension chain at the position can be in a loose or tensioned state;

the positioning rod is arranged along the sliding direction of the sliding piece, one end of the positioning rod is connected with the support, the other end of the positioning rod penetrates through the sliding piece in a sliding mode, and the positioning rod is provided with an external thread; and

and the compression nut is sleeved on the positioning rod and is in threaded connection with the external thread, and the compression nut is used for extruding the sliding part so as to keep the suspension chain at the position in a tensioning state.

2. The shell seasoning apparatus of claim 1 wherein the number of tensioning sprockets in each of the tensioning mechanisms is two and the two tensioning sprockets in the same tensioning mechanism are spaced apart vertically so that the hanging chain forms a hanging layer at the corresponding two tensioning sprockets and the slide slides horizontally.

3. The shell type air drying device of claim 2, wherein the sliding member comprises vertically arranged sliding rods connected with the tension sprocket, the bracket is fixedly provided with two sliding grooves at two of the sliding rods, the sliding grooves are arranged along the sliding direction of the sliding member, and the two sliding grooves at the same position are respectively slidably sleeved at two ends of the corresponding sliding rods.

4. The shell seasoning apparatus of claim 3 wherein the slide further comprises a retaining plate secured to the slide rod, the retaining rod slidably penetrating the retaining plate and the compression nut compressing the retaining plate.

5. The shell seasoning apparatus of claim 4 wherein the tensioning mechanism further comprises:

the connecting plate is sleeved on the positioning rod in a sliding manner and is fixedly connected with the bracket;

the tensioning nut is sleeved on the positioning rod and connected with the external thread in a threaded manner, the tensioning nut is used for extruding the connecting plate, and the direction of the connecting plate is extruded by the tensioning nut and the direction of the fixing plate is opposite to that of the pressing nut.

6. A shell type air drying device as defined in claim 5, wherein said positioning rods, said connecting plates, said fixing plates, said compression nuts and said tension nuts are combined into tension units, and two tension units are provided at each of said sliding rods.

7. The shell seasoning apparatus of claim 1 wherein each of the fans is located on a side of any one of the suspension chains remote from the suspension bar, the fans being capable of blowing air towards the suspension bar.

8. The shell seasoning apparatus of claim 7 wherein all of the fans are in two groups, and wherein one group of fans is provided on each of the suspension chains on a side thereof remote from the suspension bar.

9. The shell seasoning apparatus of claim 8 wherein two of the sets of fans are vertically spaced apart.

10. The shell air drying apparatus of claim 1, further comprising:

the two transmission shafts are parallel to the rotation axis of the tensioning chain wheel and are in rotating connection with the bracket, a driving chain wheel and a transmission chain wheel are coaxially fixed at two ends of each transmission shaft respectively, and the two driving chain wheels are arranged in the two suspension chains respectively and support the suspension chains at the positions of the two driving chain wheels;

the driving shaft is parallel to the transmission shaft and is rotationally connected with the bracket, and two driving chain wheels are coaxially fixed at two ends of the driving shaft respectively;

the two driving chain wheels are respectively sleeved on the two driving chain wheels, and the two driving chains are respectively sleeved on the two transmission chain wheels;

and the driving motor is fixedly connected with the support, and an output shaft of the driving motor is connected with the driving shaft.