CN215099540U

CN215099540U - Carbide shaping material feeding unit

Info

Publication number: CN215099540U
Application number: CN202120493202.XU
Authority: CN
Inventors: 李望梅; 何国安
Original assignee: Heyuan Puyi Cemented Carbide Plant Co ltd
Current assignee: Heyuan Puyi Cemented Carbide Plant Co ltd
Priority date: 2021-03-09
Filing date: 2021-03-09
Publication date: 2021-12-10
Anticipated expiration: 2031-03-09

Abstract

The utility model provides a pair of carbide shaping material feeding unit, including the bottom plate, the bottom plate upside passes through support column fixed connection pay-off case, and the pay-off case upside is equipped with the pay-off mouth, is equipped with in the pay-off case and scrapes the device, and the pay-off bottom of the case portion is equipped with the guide mouth, and guide mouth downside is equipped with the closure plate, and the pay-off case downside is equipped with the delivery sheet that the slope set up, and the delivery sheet corresponds the setting with the guide mouth, two risers of bottom plate upside fixed connection, rotate through the pivot between two risers and connect the delivery sheet, and the bottom plate upside is equipped with agitating unit. The utility model provides a hard alloy forming and feeding device, which is used by matching the scraping device with the smashing device, can smash and uniformly mix the alloy powder in the feeding box while scraping the alloy powder attached to the inner wall of the feeding box; and through the shifting device, the alloy powder on the feeding plate can be continuously shifted to the direction of the rotating shaft in the conveying process.

Description

Carbide shaping material feeding unit

Technical Field

The utility model relates to a carbide shaping technical field especially relates to a carbide shaping material feeding unit.

Background

Cemented carbide is manufactured from a hard compound of refractory metals and a binder metal by a powder metallurgy process, where pressing is one of the main processes, and the purpose of which is to press the cemented carbide powder with a certain pressure in a mould to form a semi-finished product of a certain size and shape. The alloy powder is very important for the filling process of a pressing die cavity in the hard alloy pressing and forming process, and the grain size of the alloy powder and the uniformity of powder mixing in the process have important influence on a pressed semi-finished product. In the process of conveying the alloy powder, the residual of the previous alloy powder is often remained on the inner wall of the feeding box, and if the alloy powder is directly mixed with the newly added alloy powder for conveying, the new and old alloy powders cannot be uniformly mixed, so that the overall quality of the conveyed alloy powder is reduced; and if the alloy powder in the feeding box is agglomerated, the overall quality of the conveyed alloy powder is also reduced, so that the quality of the pressed semi-finished hard alloy is reduced.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem that exists among the background art, the utility model discloses the technical scheme who takes is:

the utility model provides a carbide shaping material feeding unit, includes the bottom plate, four support columns of bottom plate upside fixed connection, four the common fixed connection pay-off case in support column upper end, the pay-off case upside is equipped with the pay-off mouth, the pay-off incasement is equipped with the device of sweeping that is used for clean pay-off incasement wall, the pay-off bottom of the case portion is equipped with the guide mouth, guide mouth downside is equipped with the closure plate, the pay-off case downside is equipped with the delivery sheet that the slope set up, the delivery sheet corresponds the setting with the guide mouth, two parallel arrangement's of bottom plate upside fixed connection riser, two the relative one side of riser all is equipped with rotates the hole, every it all rotates the connection pivot in the rotation hole, delivery sheet fixed connection is between two pivots, the bottom plate upside is equipped with the reciprocal striking gear that stirs of control delivery sheet use pivot as the benchmark.

Preferably, scrape and sweep the device and include first motor, first motor fixed connection is at the delivery box upside, first motor spindle stretches into the fixed connection dwang in the delivery box, the pole setting of two vertical settings of dwang downside fixed connection, one of them the first doctor-bar of the vertical setting of pole setting one side fixed connection, first doctor-bar can paste on the inner wall of delivery box, two the common fixed connection second doctor-bar of pole setting lower extreme, the second doctor-bar can paste in the inner wall bottom side of delivery box, two be equipped with between the pole setting and smash the device.

Preferably, smash the device and include the round roller that a plurality of intervals set up, every the round roller all rotates through the round bar and connects between two pole settings, every the equal fixed connection of round roller outer wall is a plurality of toper pieces.

Preferably, the blocking plate is an electromagnetic valve, the bottom of the feeding box is fixedly connected with a material guide hopper, an opening is formed in the lower side of the material guide hopper, and the opening and the material guide opening are coaxially arranged.

Preferably, the shifting device comprises a supporting plate, the supporting plate is fixedly connected to the upper side of the bottom plate, one side of the supporting plate is fixedly connected with a second motor, a main shaft of the second motor is fixedly connected with a cam, and a convex surface of the cam is abutted to the lower side of the feeding plate.

Preferably, the upper side of the feeding plate is provided with two baffles which are arranged in parallel.

The utility model has the advantages that: the utility model provides a hard alloy shaping material feeding unit uses through scraping the device and smashing the cooperation of device, when striking off the adnexed alloy powder of conveying box inner wall, can also smash and the misce bene to the alloy powder in the conveying box, avoids the alloy powder caking in the conveying box and the inhomogeneous of mixture, and leads to the quality reduction of the alloy powder of carrying, causes the quality after the alloy shaping to descend. Alloy powder in the feeding box falls behind the feeding plate, and through the shifting device, alloy powder on the feeding plate can be continuously shifted to the rotating shaft direction in the conveying process, so that when the feeding plate is accelerated to convey the alloy powder, the alloy powder can be further mixed, and the overall quality of conveying the alloy powder is improved.

Drawings

The invention and its features, aspects and advantages will become more apparent from a reading of the following detailed description of non-limiting embodiments with reference to the attached drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not intended to be drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.

Fig. 1 is a schematic diagram of the basic structure of the present invention;

FIG. 2 is an enlarged view of portion E of FIG. 1;

FIG. 3 is a schematic view showing a connection structure of the round roller and the stand bar;

fig. 4 is a schematic diagram of the basic structure of the toggle device.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and specific examples, which should not be construed as limiting the invention.

Example 1

As shown in fig. 1-4, the utility model provides a hard alloy shaping material feeding unit, including bottom plate 1, four support columns 11 of 1 upside fixed connection of bottom plate, the circular shape pay-off case 2 of the common fixed connection in four support columns 11 upper ends, four support columns 11 are the even setting of annular array at pay-off case 2 downside to play the fixed effect of support to pay-off case 2. A feed port 21 is provided on the upper side of the feed box 2, and alloy powder can be introduced into the feed box 2 through the feed port 21. Be equipped with in feed box 2 and be used for the scraping of 2 inner walls of clean feed box and sweep the device, scrape and sweep the device and include

first motor

6, 6 fixed connection of first motor is at 2 upsides of feed box, 6 main shafts of first motor stretch into 2 internal fixed connection dwang 61 of feed box, the pole setting 62 of two vertical settings of dwang 61 downside fixed connection, the vertical first doctor-bar 621 that sets up of 62 one side fixed connection of one of them pole setting, first doctor-bar 621 can paste on the inner wall of feed box 2, the common fixed connection second doctor-bar 622 of two 62 lower extremes of pole setting, second doctor-bar 622 can paste the inner wall bottom side at feed box 2. Starting the first motor 6, rotating the rotating rod 61 in the feeding box 2 by taking the main shaft of the first motor 6 as a reference, so that the first scraping blade 621 can continuously scrape the inner wall of the feeding box 2, and the alloy powder attached to the inner wall of the feeding box 2 is scraped; meanwhile, the second scraping blade 622 can also rotate in the feeding box 2 by taking the main shaft of the first motor 6 as a reference, and the second scraping blade 622 can continuously scrape the bottom side of the inner wall of the feeding box 2, so that the alloy powder attached to the bottom side of the inner wall of the feeding box 2 is scraped, and the conveying quality of the alloy powder is not reduced due to the fact that excessive alloy powder is attached to the inner wall of the feeding box 2. Be equipped with between two pole settings 62 and smash the device, smash the device and include the round roller 7 that a plurality of intervals set up, every round roller 7 all rotates through the round bar to be connected between two pole settings 62, and the equal fixed connection of every round roller 7 outer wall is a plurality of toper pieces 71. In the process that the rotating rod 61 rotates in the feeding box 2 by taking the main shaft of the first motor 6 as a reference, the round rollers 7 can be continuously contacted with the alloy powder in the feeding box 2, the alloy powder can penetrate through the interval between two adjacent round rollers 7 and drive the round rollers 7 to rotate between two vertical rods 62; when alloy powder passes through the interval between two adjacent round rollers 7, the round rollers 7 can be driven to rotate between the two vertical rods 62, so that the alloy powder is smashed and uniformly mixed in the process that the conical blocks 71 on the outer walls of the two adjacent round rollers 7 rotate along with the round rollers 7, and the phenomenon that the alloy powder is agglomerated and uniformly mixed in the feeding box 2 to cause the quality reduction of the conveyed alloy powder and the quality reduction of the formed alloy powder is avoided.

The bottom of the feeding box 2 is provided with a material guiding opening 3, the lower side of the material guiding opening 3 is provided with a blocking plate 31, and the blocking plate 31 is an electromagnetic valve. The alloy powder in the feeding box 2 can be controlled to be led out from the material guiding opening 3 through the electromagnetic valve. The feeding plate 4 that the downward sloping set up was equipped with to 2 downside of pay-off case, and the inclination between feeding plate 4 and the bottom plate 1 is 30, and feeding plate 4 corresponds the setting with

guide mouth

3, and 2 bottom fixed connection guide hoppers 22 of pay-off case, guide hopper 22 downside are equipped with the opening, and the opening sets up with guide mouth 3 is coaxial. After the electromagnetic valve is opened, the alloy powder is introduced into the material guide hopper 22 from the material guide port 3, and then falls onto the feeding plate 4 below from the opening of the material guide hopper 22 to be conveyed. Two baffle plates 9 which are arranged in parallel are arranged on the upper side of the feeding plate 4, and the baffle plates 9 can prevent alloy powder from sliding down from two sides in the process of conveying on the feeding plate 4. 1 upside fixed connection of bottom plate 1 two parallel arrangement's riser 5, two relative one sides of riser 5 all are equipped with the rotation hole, and every rotates downthehole all to rotate and connects pivot 51, and 4 fixed connection of delivery sheet are between two

pivot

51, and 1 upside of bottom plate is equipped with the toggle gear that reciprocal stirring of control delivery sheet 4 use pivot 51 as the benchmark. The shifting device comprises a supporting plate 8, the supporting plate 8 is fixedly connected to the upper side of the bottom plate 1, one side of the supporting plate 8 is fixedly connected with a second motor 81, a main shaft of the second motor 81 is fixedly connected with a cam 82, and a convex surface of the cam 82 is abutted to the lower side of the feeding plate 4. In the free state, the cam 82 supports the obliquely downward feeding plate 4 together with the two vertical plates 5. Start second motor 81 and drive cam 82 and use second motor 81 main shaft as the benchmark rotation, the convex surface of cam 82 can be continuous and the downside contact of delivery sheet 4, delivery sheet 4 can be constantly stirred by cam 82 when carrying alloy powder, make delivery sheet 4 use pivot 51 as the benchmark along with the rotation of cam 82, move down, thereby make alloy powder on the delivery sheet 4 can be constantly stirred to pivot 51 direction at the in-process of carrying, when having accelerated delivery sheet 4's the transport alloy powder speed, can also make alloy powder by further mixing, improve the whole quality of carrying alloy powder.

When the alloy powder scraping device is used, alloy powder is guided into the feeding box 2 through the feeding port 21, the first motor 6, the first scraping blade 621 and the second scraping blade 622 can continuously scrape the inner wall of the feeding box 2, so that the alloy powder attached to the inner wall of the feeding box 2 is scraped, and the conveying quality of the alloy powder cannot be reduced due to excessive alloy powder residue attached to the inner wall of the feeding box 2; when the first scraping blade 621 and the second scraping blade 622 scrape off alloy powder attached to the inner wall of the feeding box 2, the round rollers 7 between the two vertical rods 62 are also in contact with the alloy powder and rotate, so that the alloy powder passing between the two adjacent round rollers 7 is smashed and uniformly mixed, and the phenomenon that the alloy powder is agglomerated and uniformly mixed in the feeding box 2, so that the quality of the conveyed alloy powder is reduced, and the quality of the alloy powder after forming is reduced is avoided. After the electromagnetic valve is opened, the alloy powder which is uniformly mixed and smashed falls to the feeding plate 4, then the second motor 81 is started, so that the alloy powder on the feeding plate 4 can be continuously stirred to the direction of the rotating shaft 51 in the conveying process, the alloy powder conveying speed of the feeding plate 4 is accelerated, the alloy powder can be further mixed, and the overall quality of conveying the alloy powder is improved.

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

1. The utility model provides a carbide shaping material feeding unit, includes bottom plate (1), its characterized in that: the upper side of the bottom plate (1) is fixedly connected with four supporting columns (11), the upper ends of the four supporting columns (11) are jointly and fixedly connected with a feeding box (2), the upper side of the feeding box (2) is provided with a feeding port (21), a scraping and sweeping device for cleaning the inner wall of the feeding box (2) is arranged in the feeding box (2), the bottom of the feeding box (2) is provided with a material guiding port (3), the lower side of the material guiding port (3) is provided with a blocking plate (31), the lower side of the feeding box (2) is provided with a feeding plate (4) which is obliquely arranged, the feeding plate (4) is arranged corresponding to the material guiding port (3), the upper side of the bottom plate (1) is fixedly connected with two vertical plates (5) which are arranged in parallel, one opposite side of the two vertical plates (5) is provided with a rotating hole, each rotating hole is rotatably connected with a rotating shaft (51), and the feeding plate (4) is fixedly connected between the two rotating shafts (51), and a shifting device for controlling the feed plate (4) to shift in a reciprocating manner by taking the rotating shaft (51) as a reference is arranged on the upper side of the bottom plate (1).

2. The hard alloy forming and feeding device according to claim 1, wherein: scrape and sweep device and include first motor (6), first motor (6) fixed connection is on delivery box (2) upside, first motor (6) main shaft stretches into fixed connection dwang (61) in delivery box (2), pole setting (62) of two vertical settings of dwang (61) downside fixed connection, one of them first doctor-bar (621) of the vertical setting of pole setting (62) one side fixed connection, first doctor-bar (621) can paste on the inner wall of delivery box (2), two the common fixed connection second doctor-bar (622) of pole setting (62) lower extreme, second doctor-bar (622) can paste in the inner wall bottom side of delivery box (2), two be equipped with between pole setting (62) and smash the device.

3. The hard alloy forming and feeding device as claimed in claim 2, wherein: smash device includes circle roller (7) that a plurality of intervals set up, every circle roller (7) all rotate through the round bar and connect between two pole settings (62), every a plurality of toper pieces of the equal fixed connection of circle roller (7) outer wall (71).

4. The hard alloy forming and feeding device according to claim 1, wherein: the plug plate (31) is an electromagnetic valve, the bottom of the feeding box (2) is fixedly connected with a material guide hopper (22), an opening is formed in the lower side of the material guide hopper (22), and the opening and the material guide opening (3) are coaxially arranged.

5. The hard alloy forming and feeding device according to claim 1, wherein: the toggle device comprises a supporting plate (8), the supporting plate (8) is fixedly connected to the upper side of the bottom plate (1), one side of the supporting plate (8) is fixedly connected with a second motor (81), a main shaft of the second motor (81) is fixedly connected with a cam (82), and a convex surface of the cam (82) is abutted to the lower side of the feeding plate (4).

6. The hard alloy forming and feeding device according to claim 1, wherein: two baffles (9) which are arranged in parallel are arranged on the upper side of the feeding plate (4).