CN212920463U - Platform transmission device of additive manufacturing equipment - Google Patents

Platform transmission device of additive manufacturing equipment Download PDF

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Publication number
CN212920463U
CN212920463U CN202021669776.XU CN202021669776U CN212920463U CN 212920463 U CN212920463 U CN 212920463U CN 202021669776 U CN202021669776 U CN 202021669776U CN 212920463 U CN212920463 U CN 212920463U
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additive manufacturing
support
base
processing platform
platform
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CN202021669776.XU
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Chinese (zh)
Inventor
张建鹏
付天
刘安
徐坚
赵颖
张展境
邢锐
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Nanjing Institute of Industry Technology
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Nanjing Institute of Industry Technology
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Abstract

The utility model discloses a platform transmission device of additive manufacturing equipment, which comprises a base, a screw motor and a processing platform, wherein two opposite support frames are arranged on the upper side of the base, a plurality of groups of clamping grooves are symmetrically and longitudinally arranged on the inner sides of the support frames, and each clamping groove is elastically and slidably connected with a support plate with an arc-shaped outer side edge; the screw rod motor is fixedly arranged on the base, the screw rod is upward and is positioned in the center of the two support frames; the processing platform is connected to a screw rod of the screw rod motor in a sliding mode through a connecting frame and is connected with the base in a sliding mode from top to bottom, and each group of the limiting assemblies comprises supporting rods which are fixed on the upper side of the base and are hollow. On the premise of ensuring the stability of the support, screw motor control platforms are reduced, and the manufacturing cost is reduced; guarantee that the platform all has supporting mechanism to support lifting to arbitrary height, increase the stability of processing platform, avoid the gravity direct action of processing platform on the lead screw motor.

Description

Platform transmission device of additive manufacturing equipment
Technical Field
The utility model relates to a 3D prints technical field, especially relates to a platform transmission of vibration material disk equipment.
Background
Additive manufacturing is commonly called 3D printing, is different from the traditional processing mode of removing, cutting and assembling raw materials, is a manufacturing method through material accumulation from bottom to top, and has a very wide application range because the manufacturing method is not limited by the complexity of the shape of a part and does not need any tool die.
The printing platform transmission device is often arranged on the back of a rack box body of the printer, printing is carried out on the platform, transmission is carried out through the lead screw control platform, and then the platform is stably moved, and the position of the platform is changed.
The prior art has the following problems:
1. the lifting is controlled by the two groups of screw rod motors, so that the cost is high, the two groups of screw rod motors are synchronously controlled, the procedures are carried out, and the operation process is complex;
2. after the platform is lifted to a certain height, a supporting mechanism is not arranged.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a platform transmission device of additive manufacturing equipment, which reduces a screw motor control platform and reduces the manufacturing cost on the premise of ensuring the stability of support; guarantee that the platform all has supporting mechanism to support lifting to arbitrary height, increase the stability of processing platform, avoid the gravity direct action of processing platform on the lead screw motor.
To achieve the above object, according to an aspect of the present invention, the present invention provides the following technical solutions:
a stage drive of an additive manufacturing apparatus, comprising:
the support device comprises a base, a support frame and a clamping device, wherein two opposite support frames are arranged on the upper side of the base, a plurality of groups of clamping grooves are symmetrically and longitudinally arranged on the inner side of each support frame in an array manner, and a support plate with an arc-shaped lower outer side edge is elastically and slidably connected in each clamping groove;
the screw rod motor is fixedly arranged on the base, the screw rod is upward and is positioned in the center of the two support frames;
processing platform through link sliding connection on lead screw of lead screw motor to through sliding connection about two sets of spacing subassemblies and the base, every group spacing subassembly sets up in the spacing ring of upper end of the support rod including being fixed in the base upside and being hollow bracing piece, and one end is fixed in the processing platform downside, and the other end stretches into the gag lever post in the bracing piece, and the both sides that processing platform pressed close to the support frame are fixed with the lug that can imbed the clearance between the adjacent draw-in groove about two.
As an additive manufacturing equipment's a preferred scheme of platform transmission, wherein, the bracing piece with formula structure as an organic whole between the spacing ring, the middle aperture of spacing ring with the diameter of spacing rod is the same, the spacing rod with constitute sliding construction between the spacing ring.
As an additive manufacturing equipment's platform transmission's an preferred scheme, wherein, the link comprises screw ring and multiunit horizontal pole, the screw ring center pin that sets up on the link with processing platform's center pin coincidence, processing platform passes through the link with lead screw motor constitutes elevation structure.
As an additive manufacturing equipment's platform transmission's an optimal selection scheme, wherein, set up two rows of card slot groups that have the interval on every support frame, the backup pad links to each other with draw-in groove interior side wall through two elastic spring, constitutes extending structure.
As an additive manufacturing equipment's platform transmission's an preferred scheme, wherein, all seted up a logical groove on two support frames's the opposite face, and be provided with control panel between two rows of draw-in groove groups on every support frame, the last fixed telescopic link that is provided with of control panel, the telescopic link runs through logical groove and extends to the support frame outside, every the backup pad is provided with the slider on to control panel's the side, the horizontal spout of multiunit and slider one-to-one matching is seted up to the control panel both sides.
As an additive manufacturing equipment's a preferred scheme of platform transmission, wherein, the draw-in groove equidistance on the support frame is seted up, the width of draw-in groove with the width of backup pad is the same.
As an optimized solution of the platform transmission device of the additive manufacturing apparatus of the present invention, wherein the support rod is formed by a plurality of straight rods in an annular shape.
Compared with the prior art, the utility model discloses the beneficial part who has is: on the premise of ensuring the stability of the support, screw motor control platforms are reduced, and the manufacturing cost is reduced; guarantee that the platform all has supporting mechanism to support lifting to arbitrary height, increase the stability of processing platform, avoid the gravity direct action of processing platform on the lead screw motor.
Drawings
Fig. 1 is a schematic view of an overall structure of a platform transmission device of an additive manufacturing apparatus according to the present invention;
fig. 2 is a schematic top sectional view of a platform transmission device of an additive manufacturing apparatus according to the present invention;
fig. 3 is an exploded view of a supporting mechanism of a platform transmission device of an additive manufacturing apparatus according to the present invention;
fig. 4 is a partial enlarged structural view at a point a in the sectional structural view at the top end of fig. 2.
In the figure:
1-base, 2-support rod, 3-spacing ring, 4-screw motor, 5-processing platform, 6-lug, 7-connecting frame, 8-spacing rod, 9-support frame, 10-clamping groove, 11-support plate, 12-slide block, 13-spring, 14-panel, 15-sliding groove and 16-telescopic rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a platform transmission device of additive manufacturing equipment, which reduces a screw motor control platform and reduces the manufacturing cost on the premise of ensuring the stability of support; guarantee that the platform all has supporting mechanism to support lifting to arbitrary height, increase the stability of processing platform, avoid the gravity direct action of processing platform on the lead screw motor.
Fig. 1 to 4 show an embodiment of a platform transmission device of an additive manufacturing apparatus according to the present invention, please refer to fig. 1 to 4, and a main body of the platform transmission device of the additive manufacturing apparatus of the embodiment includes a base 1, a screw motor 4 and a processing platform 5.
The base 1, its upper side is provided with two relative support frames 9, every two rows of draw-in groove groups that have the interval have been seted up to the inboard symmetry of support frame 9, draw-in groove group is including the equidistant draw-in groove 10 of the multiunit that symmetrical longitudinal array was seted up, every all there is curved backup pad 11 in draw-in groove 10 through two elastic spring 13 telescopic connection downside outside limit, the width of draw-in groove 10 with the width of backup pad 11 is the same.
And the screw rod motor 4 is fixedly arranged on the base, the screw rod is upward, and the screw rod motor is positioned at the centers of the two support frames 9.
Machining platform 5 through link 7 sliding connection on lead screw of lead screw motor 4 to sliding connection about through two sets of spacing subassemblies and base 1, link 7 comprises screw ring and multiunit horizontal pole, the screw ring center pin that sets up on link 7 with machining platform 5's center pin coincidence, machining platform 5 passes through link 7 with lead screw motor 4 constitutes elevation structure. Every group spacing subassembly sets up in 2 upper ends of bracing piece and the spacing ring 3 of its integral type including being fixed in 1 upside of base and being hollow bracing piece 2 to and one end is fixed in the 5 downside of processing platform, and the other end stretches into the gag lever post 8 in the bracing piece 2, spacing ring 3's middle aperture with the diameter of gag lever post 8 is the same, gag lever post 8 with constitute sliding construction between the gag lever post 3. The two sides of the processing platform 5 close to the supporting frame 9 are fixed with convex blocks 6 which can be embedded into the gap between the two adjacent upper and lower clamping grooves 10.
Furthermore, a through groove is formed in each of the opposite surfaces of the two support frames 9, a control panel 14 is arranged between the two rows of clamping groove groups on each support frame 9, a telescopic rod 16 is fixedly arranged on the control panel 14, the telescopic rod 16 penetrates through the through groove and extends to the outer side of each support frame 9, a sliding block 12 is arranged on the side surface, facing the control panel 14, of each support plate 11, and a plurality of groups of transverse sliding grooves 15 matched with the sliding blocks 12 one by one are formed in the two sides of each control panel 14.
Through being provided with link 7 under machining platform 5, make link 7 and lead screw motor 4 connect, go up and down through a set of lead screw motor 4 control link 7, and then control machining platform 5 carries out lift adjustment, machining platform 5 is in the process of rising, the lug 6 that both ends set up promotes backup pad 11 shrink, machining platform 5 rises after a stage, the backup pad 11 upper surface supports the lower surface of lug 6, support machining platform 5 through backup pad 11, avoid machining platform 5's gravity direct action on lead screw motor 4.
Through the assembly and cooperation of the limiting ring 3 and the limiting rod 8, the processing platform 5 can only vertically lift.
The lifting of the processing platform 5 synchronously drives the lug 6 to lift, and meanwhile, the lug 6 is convenient to move above the supporting plate 11 due to the structural arrangement of the lug 6.
The machining platform 5 forms a lifting structure through the connecting frame 7 and the screw rod motor 4, the operation end of the screw rod motor 4 is connected with a threaded ring arranged on the connecting frame 7, the connecting frame 7 is controlled to lift through the rotation of the screw rod motor 4, and then the machining platform 5 is controlled to lift and adjust.
The support frame 9 forms a telescopic structure through the spring 13 and the support plate 11, when the lug 6 rises, one end of the lug 6 pushes the support plate 11 to compress the spring 13 to move in the clamping groove 10, and then the position between the support plate 11 and the lug 6 is changed, and meanwhile, the lug 6 and the support plate 11 are structurally arranged, so that when the lug 6 rises, the position relation between the lug 6 and the support plate 11 is easy to exchange.
The panel 14 is controlled to move through the telescopic rod 16, so that the panel 14 drives the fixture block 12 to move through the sliding groove 15 formed in the side surface, and then the supporting plate 11 is contracted to lose the support of the bump 6, so that the processing platform 5 can descend.
With reference to fig. 1 to 4, a platform transmission device of an additive manufacturing apparatus according to this embodiment is implemented as follows: when 3D printing of a semi-finished product is performed on the processing platform 5, sometimes the processing platform 5 needs to be controlled to ascend and descend, when the processing platform 5 needs to be controlled to ascend, the connecting frame 7 is controlled to ascend through rotation of the lead screw motor 4, the processing platform 5 is further controlled to ascend, the lug 6 is synchronously driven to ascend in the ascending process of the processing platform 5, one end of the lug 6 pushes the support plate 11 to compress the spring 13 to move in the clamping groove 10, meanwhile, the lug 6 and the support plate 11 are structurally arranged, the position relation between the lug 6 and the support plate 11 is easy to exchange in the ascending process, after one ascending stage, the support plate 11 is reset under the action of the spring 13, the lug 6 is supported by the support plate 11, the processing platform 5 is controlled to be at a certain height, when the processing platform 5 needs to be controlled to descend, the panel 14 is controlled to move through the telescopic rod 16, the panel 14 drives the fixture block 12 to move through the sliding groove 15 formed in the side surface, so that the support plate 11 contracts to lose the support of the bump 6, and then the screw rod motor 4 rotates to control the connecting frame 7 to descend, thereby completing the descending of the processing platform 5.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A platform drive of an additive manufacturing apparatus, comprising:
the device comprises a base (1), two opposite support frames (9) are arranged on the upper side of the base, a plurality of groups of clamping grooves (10) are symmetrically and longitudinally arranged on the inner side of each support frame (9), and a support plate (11) with an arc-shaped lower outer side edge is elastically and slidably connected in each clamping groove (10);
the screw rod motor (4) is fixedly arranged on the base, the screw rod is upward and is positioned at the center of the two support frames (9);
processing platform (5), through link (7) sliding connection on the lead screw of lead screw motor (4) to through sliding connection about two sets of spacing subassemblies and base (1), every group spacing subassembly sets up in spacing ring (3) of bracing piece (2) upper end including being fixed in base (1) upside and for hollow bracing piece (2) to and one end is fixed in processing platform (5) downside, and the other end stretches into gag lever post (8) to bracing piece (2) in, and the both sides that support frame (9) were pressed close to in processing platform (5) are fixed with lug (6) that can imbed the clearance between two adjacent draw-in grooves (10) about two.
2. The stage transmission of an additive manufacturing apparatus according to claim 1, wherein: the support rod (2) and the limiting rings (3) are of an integrated structure, the middle aperture of the limiting rings (3) is the same as the diameter of the limiting rod (8), and the limiting rod (8) and the limiting rings (3) form a sliding structure.
3. The stage transmission of an additive manufacturing apparatus according to claim 1, wherein: the connecting frame (7) is composed of a threaded ring and a plurality of groups of cross rods, the central shaft of the threaded ring arranged on the connecting frame (7) coincides with the central shaft of the processing platform (5), and the processing platform (5) is provided with a lifting structure formed by the connecting frame (7) and the screw rod motor (4).
4. The stage transmission of an additive manufacturing apparatus according to claim 1, wherein: two rows of clamping groove groups with intervals are arranged on each supporting frame (9), and the supporting plate (11) is connected with the wall surface of the inner side groove of the clamping groove (10) through two elastic springs (13) to form a telescopic structure.
5. The stage transmission of an additive manufacturing apparatus according to claim 4, wherein: a through groove is formed in the opposite surfaces of the two support frames (9), a control panel (14) is arranged between two rows of clamping groove groups on each support frame (9), a telescopic rod (16) is fixedly arranged on the control panel (14), the telescopic rod (16) penetrates through the through groove and extends to the outer side of each support frame (9), a sliding block (12) is arranged on the side surface, facing the control panel (14), of the support plate (11), and a plurality of groups of transverse sliding grooves (15) matched with the sliding blocks (12) one by one are formed in the two sides of the control panel (14).
6. The stage transmission of an additive manufacturing apparatus according to claim 1, wherein: the clamping grooves (10) on the supporting frame (9) are arranged at equal intervals, and the width of each clamping groove (10) is the same as that of the supporting plate (11).
7. The stage transmission of an additive manufacturing apparatus according to claim 1, wherein: the supporting rod (2) is formed by annularly surrounding a plurality of straight rods.
CN202021669776.XU 2020-08-12 2020-08-12 Platform transmission device of additive manufacturing equipment Active CN212920463U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021669776.XU CN212920463U (en) 2020-08-12 2020-08-12 Platform transmission device of additive manufacturing equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021669776.XU CN212920463U (en) 2020-08-12 2020-08-12 Platform transmission device of additive manufacturing equipment

Publications (1)

Publication Number Publication Date
CN212920463U true CN212920463U (en) 2021-04-09

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ID=75336048

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202021669776.XU Active CN212920463U (en) 2020-08-12 2020-08-12 Platform transmission device of additive manufacturing equipment

Country Status (1)

Country Link
CN (1) CN212920463U (en)

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