Screening device for product granularity in titanium sponge crushing production

Abstract

The utility model discloses a screening device for product granularity in titanium sponge crushing production, which comprises a base, a screening shell, a motor and a drum screen, the drum screen with adjustable screen hole size is arranged in the screening shell, and the motor drives the drum screen to rotate; particularly, an adjusting mechanism is arranged at one end of the screening shell, adjustment of the relative position between a shielding plate and a screening plate on the rotary screen is achieved through cooperation of a tooth block, a tooth sleeve, a push ring and other components, and therefore the size of screening holes is changed, and the screening requirements of different particle sizes are met. Meanwhile, impurities and particles which do not meet the particle size requirement are effectively collected through the design of the slag discharging groove; the vibrating screen is compact in structure and convenient to operate, improves screening efficiency and product purity, and has wide application prospects and remarkable economic benefits.

Description

TECHNICAL FIELD

[0001] The utility model relates to a sponge titanium processing equipment technical field especially relates to a kind of screening device for product granularity in sponge titanium crushing production. BACKGROUND

[0002] In sponge titanium industrial production, the sponge titanium block obtained by reduction distillation needs to be classified by crusher, and the existing conventional vibrating screen or fixed drum screen generally has the following defects:

[0003] Firstly, the existing equipment mostly uses single aperture screen plate, and once the discharge particle size needs to be adjusted, the screen must be replaced, which greatly affects the production efficiency.Secondly, due to the frequent disassembly and installation of the screen, metal chips, rubber gaskets and other foreign matters are easily introduced, thereby affecting the quality of sponge titanium products.Lastly, to meet the multi-stage particle size requirement, multiple conventional vibrating screens or fixed drum screens are often connected in parallel, resulting in large floor area and increased energy consumption.

[0004] Therefore, a new screening device is needed to solve the above problems. UTILITY MODEL CONTENT

[0005] The utility model aims to overcome the above technical deficiencies and provide a screening device for product granularity in sponge titanium crushing production to solve the problems raised in the background art.

[0006] To achieve the above technical purpose, the utility model provides a screening device for product granularity in sponge titanium crushing production, which comprises a base, a screening shell and a motor arranged on the base, a drum screen arranged in the screening shell, the motor driving the drum screen to rotate in the screening shell, a feed hopper arranged at one end of the screening shell, the lower end of the feed hopper extending into the drum screen, a skeleton in the shape of a polygonal prism, a screen plate arranged on the cylindrical surface of the skeleton, a shutter plate arranged above the screen plate, screen holes arranged on the shutter plate and the screen plate, pressure plates arranged on both sides of the screen plate, the pressure plates limiting the shutter plate to slide on the screen plate, and an adjusting mechanism arranged at the other end of the screening shell to push the shutter plate.

[0007] Further, the adjusting mechanism comprises a guide ring and an adjusting ring, the guide ring is fixedly connected with the screening shell, an annular slide groove is arranged on the guide ring in the axial direction, a push ring is arranged in the annular slide groove, a plurality of screw rods are arranged in circumferential array on the disc surface of the push ring, a tooth sleeve threadedly matched with the screw rods is arranged at the bottom of the annular slide groove, a strip-shaped through hole penetrating through the annular slide groove is arranged on the outer ring surface of the guide ring, and the adjusting ring is coaxial with the guide ring and is provided with a tooth block thereon, one end of the tooth sleeve is rotatably connected with the bottom of the annular slide groove, and the tooth block is engaged with the tooth sleeve through the strip-shaped through hole.

[0008] Further, the two ends of the shielding plate are respectively provided with a guide rod and a reset rod penetrating the framework, the reset rod is provided with a tension spring, the two ends of the tension spring are respectively connected with the framework and the reset rod, the guide rod penetrates the framework and is kept in the annular sliding groove and abuts against the push ring, the disc surface of the push ring is provided with a plurality of guide columns, and the bottom of the annular sliding groove is provided with a guide sleeve matched with the guide columns.

[0009] Further, the adjusting handle is provided with a positioning hole, the screening shell is provided with a positioning plate, the positioning plate is provided with a plurality of insertion holes matched with the positioning hole, and the positioning hole is provided with a positioning pin.

[0010] Further, the lower portion of the adjusting mechanism is provided with a residue discharge groove, and the upper end of the residue discharge groove is arranged below the drum screen.

[0011] Compared with the prior art, the beneficial effects of the present application include:

[0012] 1. The cooperation of the tooth block, the tooth sleeve and the push ring and other components in the adjusting mechanism realizes the flexible adjustment of the relative position between the shielding plate and the screen plate, thereby changing the effective size of the screen hole, meeting the screening requirements of different particle size titanium sponge blocks, and simultaneously, the design of the residue discharge groove effectively collects the impurities and the particles not meeting the particle size requirements in the screening process, improving the purity and the screening efficiency of the product.

[0013] 2. The setting of the positioning handle, the positioning hole and the positioning pin and other components in the adjusting mechanism enables the adjusting ring to be firmly fixed at a specific position after adjustment, maintains the stability of the relative position between the shielding plate and the screen plate, and ensures the accuracy and consistency of the screening process. In addition, the design of the prism-shaped framework and the screen plate, the shielding plate and other components of the drum screen not only improves the screening efficiency, but also reduces the wear and failure rate of the equipment, prolongs the service life of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is a schematic view of a screening device for product particle size in the crushing production of titanium sponge provided by the present application;

[0015] Figure 2 is an internal schematic view of a screening device for product particle size in the crushing production of titanium sponge provided by the present application;

[0016] Figure 3 is an exploded view of an adjusting mechanism of a screening device for product particle size in the crushing production of titanium sponge provided by the present application;

[0017] Figure 4This is an exploded view of a drum screen used in the particle size screening device of sponge titanium crushing production, provided by this utility model. Detailed Implementation

[0018] To make the objectives, technical solutions, and advantages of this utility model clearer, the present utility model will be 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 present utility model and are not intended to limit the present utility model.

[0019] Reference Figure 1 , Figure 2 This utility model provides a screening device for product particle size in the crushing production of sponge titanium, including a base 1, a screening shell 2 and a motor 3 on the base 1, a drum screen 5 inside the screening shell 2, the motor 3 driving the drum screen 5 to rotate inside the screening shell 2 through a transmission mechanism, a feed hopper 4 at one end of the screening shell 2, the lower end of the feed hopper 4 extending into the drum screen 5 to feed the sponge titanium blocks to be screened into the drum screen 5, and an adjustment mechanism 6 for changing the screening particle size of the drum screen 5 and a slag discharge trough 7 at the other end of the screening shell 2, the upper end of the slag discharge trough 7 being located below the drum screen 5 to discharge larger particles screened out of the screening shell 2.

[0020] Reference Figure 3 The adjusting mechanism 6 includes a guide ring 601 and an adjusting ring 602. The guide ring 601 is fixedly connected to the screening shell 2. The guide ring 601 is provided with an annular groove 604 along its axial direction. A push ring 603 is provided in the annular groove 604. Several screws 606 and guide posts 605 are arranged in a circular array on the disk surface of the push ring 603. The bottom of the annular groove 604 is provided with a toothed sleeve 607 that is threadedly engaged with the screws 606 and a guide sleeve (not shown) that is adapted to the guide posts 605. One end of the toothed sleeve 607 is rotatably connected to the bottom of the annular groove 604. The outer ring surface of the guide ring 601 is provided with a strip-shaped through hole 608 that extends into the annular groove 604. The adjusting ring 602 is coaxial with the guide ring 601 and is provided with a toothed block 609. The toothed block 609 passes through the strip-shaped through hole 608 and meshes with the toothed sleeve 607.

[0021] Reference Figure 4The drum screen 5 comprises a multi-prism skeleton 501, a screen plate 502 arranged on the cylindrical surface of the skeleton 501, a cover plate 503 arranged above the screen plate 502, screen holes arranged on the cover plate 503 and the screen plate 502, pressing plates 504 arranged on both sides of the screen plate 502, the pressing plates 504 limiting the cover plate 503 to slide on the screen plate 502 so as to adjust the relative position between the cover plate 503 and the screen plate 502 and change the effective size of the screen holes, a guide rod 506 and a reset rod 505 arranged at both ends of the cover plate 503 and penetrating through the skeleton 501, a tension spring 507 arranged on the reset rod 505 and connected with the skeleton 501 and the reset rod 505 at both ends, and the guide rod 506 penetrating through the skeleton 501 and kept in contact with a push ring 603 in an annular sliding groove 604.

[0022] In order to facilitate the understanding of the present application, the following will be described in combination with Figure 1 Figure 4 The working principle of the present application will be described in detail.

[0023] When the screening granularity of the present application needs to be adjusted, the adjusting ring 602 is rotated, the tooth block 609 on the adjusting ring 602 drives the tooth sleeve 607 to rotate, the screw rod 606 drives the push ring 603 to move in the annular sliding groove 604 along the axial direction, the cover plate 503 is pushed by the guide rod 506 to slide on the screen plate 502, the relative position between the cover plate 503 and the screen plate 502 is adjusted, and the cover plate 503 is reset by the tension spring 507, so that the size of the screen holes is adjusted to meet the screening requirements of different granularities.

[0024] In order to improve the convenience of operation of the present application, the adjusting ring 602 is provided with an adjusting handle 610, the adjusting handle 610 is provided with a positioning hole 611, the screen shell 2 is provided with a positioning plate 201, the positioning plate 201 is provided with a plurality of insertion holes matched with the positioning hole 611, the position of the insertion hole is marked to correspond to the screening granularity, and the positioning hole 611 is provided with a positioning pin 612 for fixing the adjusting ring 602 at a specific position after adjustment, so as to keep the relative position between the cover plate 503 and the screen plate 502 stable.

[0025] The specific embodiments of the present application described above do not constitute a limitation on the protection scope of the present application. Any various other corresponding changes and modifications made according to the technical concept of the present application shall be included in the protection scope of the claims of the present application.​

Claims

1. A screening device for product particle size in sponge titanium crushing production, comprising a base, a screening shell and a motor are arranged on the base, a drum screen is arranged in the screening shell, the motor drives the drum screen to rotate in the screening shell, one end of the screening shell is provided with a feeding hopper, the lower end of the feeding hopper extends into the drum screen, characterized in that: The drum screen comprises a prism-shaped framework, a screen plate arranged on the cylindrical surface of the framework, a cover plate arranged above the screen plate, screen holes arranged on the cover plate and the screen plate, pressing plates arranged on both sides of the screen plate, the pressing plates limiting the cover plate to slide on the screen plate, and an adjusting mechanism arranged at the other end of the screen shell to push the cover plate. ​ 2. The screening device for product particle size in the crushing production of titanium sponge according to claim 1, characterized in that: The adjusting mechanism comprises a guide ring and an adjusting ring, the guide ring is fixedly connected with the screen shell, an annular sliding groove is arranged on the guide ring in the axial direction, a push ring is arranged in the annular sliding groove, a plurality of screw rods are arranged in a circumferential array on the disc surface of the push ring, a tooth sleeve threadedly matched with the screw rods is arranged at the bottom of the annular sliding groove, a strip-shaped through hole penetrating through the annular sliding groove is arranged on the outer ring surface of the guide ring, the adjusting ring is coaxial with the guide ring and is provided with a tooth block, one end of the tooth sleeve is rotationally connected with the bottom of the annular sliding groove, and the tooth block is engaged with the tooth sleeve through the strip-shaped through hole.

3. The screening device for the particle size of the product in the crushing production of titanium sponge according to claim 2, characterized in that: Both ends of the cover plate are respectively provided with a guide rod and a reset rod penetrating through the framework, a pull spring is arranged on the reset rod, both ends of the pull spring are connected with the framework and the reset rod respectively, one end of the guide rod penetrating through the framework is retained in the annular sliding groove and is in abutting contact with the push ring, a plurality of guide columns are arranged on the disc surface of the push ring, and a guide sleeve matched with the guide columns is arranged at the bottom of the annular sliding groove.

4. The screening device for product particle size in the crushing production of titanium sponge according to claim 2 or 3, characterized in that: An adjusting handle is arranged on the adjusting ring, a positioning hole is arranged on the adjusting handle, a positioning plate is arranged on the screen shell, a plurality of insertion holes matched with the positioning hole are arranged on the positioning plate, and a positioning pin is arranged in the positioning hole.

5. The screening device for the particle size of the product in the crushing production of titanium sponge according to claim 4, characterized in that: A slag discharge groove is arranged below the adjusting mechanism, and the upper end of the slag discharge groove is arranged below the drum screen.

Images