CN210877543U

CN210877543U - Powder forming machine

Info

Publication number: CN210877543U
Application number: CN201921127941.6U
Authority: CN
Inventors: 冯财
Original assignee: Dongguan Hongkang Machinery Co ltd
Current assignee: Dongguan Hongkang Machinery Co ltd
Priority date: 2019-07-17
Filing date: 2019-07-17
Publication date: 2020-06-30
Anticipated expiration: 2029-07-17

Abstract

The utility model belongs to the technical field of powder forming equipment, especially, relate to a powder forming machine, including frame, former die carrier mechanism, feeding mechanism and row material mechanism, former die carrier mechanism locates on the frame, former die carrier mechanism includes the mould frame, goes up mould assembly and lower mould subassembly, go up mould assembly with lower mould subassembly symmetry sets up in the mould frame, lower mould subassembly is equipped with the shaping cavity, go up the mould subassembly and be used for the extrusion to pile up the powder in the shaping cavity so that the powder takes shape to predetermineeing the shape; the feeding mechanism is used for conveying powder into the forming cavity; arrange material mechanism and be used for exporting the shaping product, the beneficial effects of the utility model reside in that: the powder forming machine can realize automatic powder forming, greatly improves the production efficiency and simultaneously ensures the quality of products.

Description

Powder forming machine

Technical Field

The utility model belongs to the technical field of the powder forming equipment, especially, relate to a powder forming machine.

Background

Powder metallurgical forming is one of the basic processes in powder metallurgical production, with the aim of making loose powders into semi-finished or finished products of predetermined geometry, size, density and strength. Among them, the most common way of powder molding is powder extrusion molding, which generally refers to a powder molding method of extruding metal powder in a die into a compact bar or part through an extrusion die having the same size and shape as the cross section of the product thereof by means of the pressure of a punch.

Generally, the powder in the die is extruded and formed by manually operating the oil press die in the prior art, but the filling amount of powder cannot be accurately controlled by manual operation, so that the product specification difference is large, the product quality is influenced, unqualified products need to be sent back for processing, the production cost is increased in vain, and the development of enterprises is not facilitated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a powder forming machine aims at solving the manual operation hydraulic press among the prior art and has the production efficiency low with powder extrusion's production mode, the general technical problem of product quality.

In order to achieve the above object, an embodiment of the present invention provides a powder forming machine, which includes a machine base, a forming machine die carrier mechanism, a feeding mechanism and a discharging mechanism, wherein the forming machine die carrier mechanism is disposed on the machine base, the forming machine die carrier mechanism includes a die frame, an upper die assembly and a lower die assembly, the die frame is connected to the machine base, the upper die assembly and the lower die assembly are symmetrically disposed in the die frame, the lower die assembly is provided with a forming cavity for accommodating powder, and the upper die assembly is used for extruding the powder accumulated in the forming cavity to form the powder into a predetermined shape; the feeding mechanism is arranged on the base, the output end of the feeding mechanism is connected with the lower die assembly, and the feeding mechanism is used for conveying powder into the forming cavity; the discharging mechanism is arranged on the base, the input end of the discharging mechanism is connected with the lower die assembly, and the discharging mechanism is used for outputting a formed product.

Optionally, the lower die assembly includes a movable plate, a fixed seat, a movable seat, an ejector pin assembly, a sleeve assembly mounted on the movable seat, a first driving source for driving the movable plate to move, and a second driving source for driving the movable seat to move, the fixed seat is fixedly connected with the die frame, the movable plate is provided with a through hole, the ejector pin assembly is connected with the fixed seat, the end of the ejector pin assembly extends into the through hole, the sleeve assembly is sleeved on the ejector pin assembly, and the end of the ejector pin assembly extends into the through hole and is respectively matched with the through hole and the ejector pin assembly in a sliding manner.

Optionally, the thimble assembly includes a mounting sleeve mounted on the fixing seat and a thimble body mounted on the mounting sleeve, and an end of the thimble body extends into the through hole; the thimble assembly is located including the cover first sleeve pipe on the installation sleeve is with install second sleeve pipe on the first sleeve pipe, first sleeve pipe with remove seat fixed connection, the second sleeve pipe is located on the thimble body and with thimble body sliding fit.

Optionally, the removal seat is equipped with first unthreaded hole, the fixing base is equipped with the second unthreaded hole, lower mould subassembly still includes first connecting axle and second connecting axle, first connecting axle with the second connecting axle respectively with first unthreaded hole with second unthreaded hole sliding fit, first connecting axle passes first unthreaded hole and with movable plate fixed connection, the second connecting axle passes the second unthreaded hole and with remove seat fixed connection, first driving source with the second driving source respectively through drive mechanism with first connecting axle with second connecting axle drive connection.

Optionally, the lower die assembly comprises a connecting plate, a fixed seat, a movable seat, a first sleeve assembly installed on the fixed seat, a movable plate installed on the connecting plate, an ejector pin assembly installed on the connecting plate, a second sleeve installed on the movable seat, a first driving source used for driving the connecting plate to move, and a second driving source used for driving the movable seat, wherein the movable plate is provided with a through hole, the end of the first sleeve assembly extends into the through hole, the end of the second sleeve assembly extends into the inner hole of the first sleeve assembly and is respectively matched with the through hole and the first sleeve assembly in a sliding manner, and the end of the ejector pin assembly extends into the through hole and is matched with the end face of the movable plate in a sliding manner.

Optionally, first sleeve subassembly is located including perpendicular branch on the fixing base, locating installation piece on the branch, and install first sleeve body on the installation piece, the tip of first sleeve body extends to in the perforation, remove the seat be equipped with branch sliding fit's guide hole can pass through guide hole sliding connection is in on the branch, second sheathed tube tip extend to in the hole of first sleeve body and with first sleeve body sliding fit.

Optionally, the thimble assembly includes a mounting sleeve mounted on the connecting plate, and a thimble body mounted on the mounting sleeve, and an end of the thimble body extends into the inner hole of the second sleeve and is in sliding fit with the second sleeve.

Optionally, the fixing base is equipped with first unthreaded hole, it is equipped with the second unthreaded hole to remove the seat, lower mould subassembly still includes first connecting axle and second connecting axle, first connecting axle respectively with first unthreaded hole with second unthreaded hole sliding fit just first connecting axle passes first unthreaded hole with second unthreaded hole with movable plate fixed connection, the second connecting axle with first unthreaded hole sliding fit just the second connecting axle passes the second unthreaded hole with remove seat fixed connection, first driving source with the second driving source respectively through drive mechanism with first connecting axle with second connecting axle drive connection.

Optionally, be equipped with vertical guide bar on the lower mould subassembly, it includes sliding connection at slide on the guide bar, locate on the slide and be used for the extrusion to stack and be in powder in the perforation is in order to make the fashioned depression bar of powder, and be used for the drive the slide is followed the guide bar removes so that the depression bar stretches into in the perforation and the third driving source of extrusion powder.

Optionally, feeding mechanism includes support, powder box, extension support, swing arm and pushing mechanism, the support is located on the frame, pushing mechanism locates on the support, the one end of swing arm with pushing mechanism's flexible end pin joint, the powder box with the other end pin joint of swing arm, and the powder box with lower module's upper end butt, the one end of extension support with the frame pin joint, the other end of extension support with the intermediate position pin joint of swing arm.

Optionally, the discharging mechanism comprises a support frame and a direct vibration feeder arranged on the support frame, the support frame is fixedly connected with the base, and the input end of the direct vibration feeder is connected with the lower die assembly.

The embodiment of the utility model provides an above-mentioned one or more technical scheme in the powder forming machine have one of following technological effect at least: feeding mechanism carries the powder to the shaping cavity of lower mould subassembly in, goes up the mould subassembly extrusion and piles up the powder in the shaping cavity so that the powder takes shape for predetermineeing the shape, and row material mechanism is with the output of shaping product, and mode through artifical moulding-die realizes that the powder shaping has the production efficiency low in comparing prior art, the general technical problem of product quality, the utility model provides a powder forming machine can realize automatic powder shaping, has greatly improved production efficiency, guarantees the quality of product simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced 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 inventive labor.

Fig. 1 is a schematic structural diagram of a powder forming machine according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a molding machine mold frame mechanism according to an embodiment of the present invention.

Fig. 3 is a side view of the mold carrier mechanism of the molding machine of fig. 2.

Fig. 4 is a sectional view taken along line a-a in fig. 3.

Fig. 5 is an enlarged view of a in fig. 4.

Fig. 6 is a schematic structural diagram of a feeding mechanism according to an embodiment of the present invention.

Fig. 7 is a front view of a molding machine mold frame mechanism provided in the second embodiment of the present invention.

Fig. 8 is a side view of the former die frame mechanism of fig. 7.

Fig. 9 is a sectional view taken along line B-B in fig. 8.

Fig. 10 is an enlarged view of B in fig. 9.

Wherein, in the figures, the respective reference numerals:

10-engine base 20-feeding mechanism 30-discharging mechanism

40-die carrier mechanism 40 a-die frame 40 b-upper die assembly of forming machine

40 c-lower die assembly 400-moving plate 401-fixed seat

402-moving seat 403-ejector pin assembly 404-sleeve assembly

405-first drive source 406-second drive source 403 a-mounting sleeve

403 b-thimble body 404 a-first sleeve 404 b-second sleeve

407-first connecting shaft 408-second connecting shaft 400 a-guide rod

409-slide 410-press rod 411-third driving source

200-support 201-powder box 202-extension frame

203-swing arm 204-pushing mechanism 300-support frame

301-direct vibration feeder 412-connecting plate 413-first sleeve component

414-third sleeve 413 a-support 413 b-mounting block

413 c-first sleeve body

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to fig. 1-10 are exemplary and intended to be used to illustrate embodiments of the present invention, and should not be construed as limiting the invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

Example one

As shown in fig. 1 to 6, the present embodiment provides a powder forming machine, which includes a base 10, and a feeding mechanism 20, a discharging mechanism 30 and a forming machine die set mechanism 40 which are arranged on the base 10, wherein the forming machine die set mechanism 40 includes a die frame 40a, an upper die assembly 40b and a lower die assembly 40c, and the upper die assembly 40b is arranged in the die frame 40a and is used for pressing powder to form the powder into a preset shape; the lower die assembly 40c is arranged in the die frame 40a and is symmetrically arranged with the upper die assembly 40b, the lower die assembly 40c comprises a moving plate 400, a fixed seat 401, a moving seat 402, an ejector pin assembly 403 installed on the fixed seat 401, a sleeve assembly 404 installed on the moving seat 402, a first driving source 405 used for driving the moving plate 400 to move, and a second driving source 406 used for driving the moving seat 402 to move, the fixed seat 401 is fixedly connected with the die frame 40a, the moving plate 400 is provided with a through hole, the end of the ejector pin assembly 403 extends into the through hole, the sleeve assembly 404 is sleeved on the ejector pin assembly 403, and the end of the sleeve assembly 404 extends into the through hole and is respectively in sliding fit with the through hole and the ejector pin assembly 403.

Specifically, in this embodiment, when the powder molding machine works, the first driving source 405 and the second driving source 406 respectively drive the moving plate 400 and the moving seat 402 to move, so that the thimble assembly 403 and the thimble assembly 404 extend into the end surface of the through hole to be dislocated and are matched with the inner wall of the through hole to form a molding cavity with a preset shape and used for containing powder, the feeding mechanism 20 conveys the powder into the molding cavity, the upper mold assembly 40b presses the powder stacked in the molding cavity to mold the powder, the first driving source 405 and the second driving source 406 drive the moving plate 400 and the moving seat 402 to reset, so that the molded product is discharged and is discharged through the discharging mechanism 30, compared with the mold frame mechanism in the powder molding equipment in the prior art, the powder molding machine has a molding cavity with only a fixed shape or height, which results in general flexibility and affects production efficiency, the powder molding machine provided by the present invention can adjust the shape of the molding cavity according to product specification to reduce downtime, thereby improving the production efficiency.

In this embodiment, as shown in fig. 5, the thimble assembly 403 includes a mounting sleeve 403a mounted on the fixing base 401 and a thimble body 403b mounted on the mounting sleeve 403a, and an end of the thimble body 403b extends into the through hole; the sleeve assembly 404 includes a first sleeve 404a sleeved on the mounting sleeve 403a and a second sleeve 404b mounted on the first sleeve 404a, the mounting sleeve 403a is in sliding fit or clearance fit with the first sleeve 404a, the first sleeve 404a is fixedly connected with the moving seat 402, and the second sleeve 404b is sleeved on the thimble body 403b and is in sliding fit with the thimble body 403 b.

In this embodiment, as shown in fig. 2 to 4, the movable base 402 is provided with a plurality of first light holes, the fixed base 401 is provided with a plurality of second light holes, the lower mold assembly 40c further includes a first connecting shaft 407 and a second connecting shaft 408, the first connecting shaft 407 is slidably engaged with the first light holes and the second light holes, respectively, the second connecting shaft 408 is slidably engaged with the second light holes, the first connecting shaft 407 passes through the first light holes and the second light holes to be fixedly connected with the movable plate 400, the second connecting shaft 408 passes through the second light holes to be fixedly connected with the movable base 402, the first driving source 405 and the second driving source 406 are respectively connected with the first connecting shaft 407 and the second connecting shaft 408 through a transmission mechanism, in this embodiment, the first driving source 405 and the second driving source 406 are both motor-screw pair transmission mechanisms, the transmission mechanism can be a piston transmission mechanism, and the motor-screw pair transmission mechanism and the piston transmission mechanism are both mature in technology and formed in technology, and are not described in detail in this embodiment, and will be used as power sources for pushing the first connecting shaft 407 and the second connecting shaft 408 to move.

In this embodiment, as shown in fig. 4, a vertical guide rod 400a is disposed on the moving plate 400, the upper mold assembly 40b includes a slide seat 409 slidably connected to the guide rod 400a, a pressing rod 410 disposed on the slide seat 409 and used for pressing the powder stacked in the through hole to form the powder, and a third driving source 411 for driving the slide seat 409 to move along the guide rod 400a, the upper mold assembly 40b further includes a mounting frame, the third driving source 411 is disposed on the mounting frame, the third driving source 411 is drivingly connected to the slide seat 409 through a transmission mechanism, the third driving source 411 drives the slide seat 409 to move so that the pressing rod 410 extends into the through hole to press the powder, the third driving source 411 in this embodiment is a motor-screw pair transmission mechanism, and the transmission mechanism may be a piston transmission mechanism, the motor-screw pair transmission mechanism and the piston transmission mechanism are both of mature technology and technology-formed structure, and the details are not repeated in this embodiment, and will be used as power sources for pushing the first connecting shaft 407 and the second connecting shaft 408 to move.

In this embodiment, as shown in fig. 6, the feeding mechanism 20 includes a support 200, a powder box 201, an extension frame 202, a swing arm 203 and a pushing mechanism 204, the support 200 is fixedly disposed on the base 10, the pushing mechanism 204 is mounted on the support 200, one end of the swing arm 203 is connected to a telescopic end of the pushing mechanism 204, the powder box 201 is connected to the other end of the swing arm 203, the powder box 201 abuts against an upper end of the moving plate 400, one end of the extension frame 202 is pivotally connected to the base 10, and the other end of the extension frame 202 is pivotally connected to a middle position of the swing arm 203, specifically, the pushing mechanism 204 pushes the powder box 201 to move onto the through hole through the swing arm 203, so that powder in the powder box 201 can smoothly enter the through hole, and a filler is realized; after the mold pressing is finished, the pushing mechanism 204 pushes the powder box 201 to continue filling, and meanwhile pushes the formed product to the input end of the discharging mechanism 30; the pushing mechanism 204 may be a motor-screw pair transmission mechanism, which is a structure with mature technology and formed technology, and is not described in detail in this embodiment and serves as a pushing source of the swing arm 203.

In this embodiment, as shown in fig. 1, the discharging mechanism 30 includes a supporting frame 300 and a direct vibration feeder 301 disposed on the supporting frame 300, the supporting frame 300 is fixedly connected to the base 10, the direct vibration feeder 301 is a structure formed by a technology and mature technology, and is not described again, and this embodiment is used to guide a formed product to leave the moving plate 400, so as to collect the product.

Example two

As shown in fig. 1 to 10, the present embodiment provides a powder molding machine, which includes a base 10, and a feeding mechanism 20, a discharging mechanism 30 and a molding machine frame mechanism 40 which are arranged on the base 10, wherein the molding machine frame mechanism 40 includes a mold frame 40a, an upper mold assembly 40b and a lower mold assembly 40 c; the upper die assembly 40b is arranged in the die frame 40a and is used for extruding powder to form the powder into a preset shape; the lower die assembly 40c is arranged in the die frame 40a and symmetrically arranged with the upper die assembly 40b, the lower die assembly 40c comprises a connecting plate 412, a fixed seat 401, a moving seat 402, a first sleeve assembly 413 installed on the fixed seat 401, a moving plate 400 installed on the connecting plate 412, a thimble assembly 403 installed on the connecting plate 412, a third sleeve 414 installed on the moving seat 402, a first driving source 405 used for driving the connecting plate 412 to move, and a second driving source 406 used for driving the moving seat 402, wherein the moving plate 400 is provided with a through hole, the end of the first sleeve assembly 413 extends into the through hole, the end of the third sleeve 414 extends into the inner hole of the first sleeve assembly 413 and is respectively in sliding fit with the through hole and the first sleeve assembly 413, and the end of the thimble assembly 403 extends into the inner hole of the third sleeve 414 and is in sliding fit with the third sleeve 414 In this embodiment, the end surface of the thimble assembly 403 may be always flush with the end surface of the moving plate 400, so that the thimble assembly 403 can abut against the upper die assembly 40b, thereby realizing the molding of the product with the hole.

Specifically, in this embodiment, when the powder forming machine works, the first driving source 405 and the second driving source 406 respectively drive the connecting plate 412 and the moving seat 402 to move, so that the ejector pin assembly 403, the first bushing assembly 413 and the third bushing assembly 414 extend into the end surface of the through hole to be dislocated and cooperate with the inner wall of the through hole to form a forming cavity with a preset shape and used for containing powder, the feeding mechanism 20 conveys the powder into the forming cavity, the upper mold assembly 40b extrudes the powder stacked in the forming cavity to form the powder, the first driving source 405 and the second driving source 406 drive the connecting plate 412 and the moving seat 402 to reset, so that the formed product is discharged and is output through the discharging mechanism 30, compared with the mold frame mechanism in the powder molding equipment in the prior art, the forming cavity with only a fixed shape or height exists, which results in general flexibility and affects production efficiency, the powder forming machine provided by the present invention can adjust the forming cavity according to product specification to reduce the technical problem of shutdown And the production efficiency is improved.

In this embodiment, as shown in fig. 7 to 10, the first sleeve assembly 413 includes a supporting rod 413a vertically disposed on the fixing seat 401, a mounting block 413b disposed on the supporting rod 413a, and a first sleeve body 413c mounted on the mounting block 413b, an end of the first sleeve body 413c extends into the through hole, the moving seat 402 is provided with a guide hole slidably engaged with the supporting rod 413a and is slidably connected to the supporting rod 413a through the guide hole, and an end of the third sleeve 414 extends into an inner hole of the first sleeve body 413c and is slidably engaged with the first sleeve body 413 c.

In this embodiment, as shown in fig. 10, the thimble assembly 403 includes a mounting sleeve 403a mounted on the connecting plate 412, and a thimble body 403b mounted on the mounting sleeve 403a, wherein an end of the thimble body 403b extends into an inner hole of the third sleeve 414 and is slidably engaged with the third sleeve 414.

In this embodiment, as shown in fig. 8 and 9, the fixed seat 401 is provided with a first unthreaded hole, the movable seat 402 is provided with a second unthreaded hole, the lower die assembly 40c further includes a first connecting shaft 407 and a second connecting shaft 408, the first connecting shaft 407 is slidably fitted with the first unthreaded hole and the second unthreaded hole respectively, the first connecting shaft 407 passes through the first unthreaded hole and the second unthreaded hole and is fixedly connected with the movable plate 400, the other end of the first connecting shaft 407 is fixedly connected with the connecting plate 412, the second connecting shaft 408 is slidably fitted with the first unthreaded hole and the second connecting shaft 408 passes through the second unthreaded hole and is fixedly connected with the movable seat 402, and the first driving source 405 and the second driving source 406 are respectively connected with the first connecting shaft 407 and the connecting plate 412 through a transmission mechanism; in this embodiment, the first driving source 405 and the second driving source 406 are both motor-screw pair transmission mechanisms, the transmission mechanism may be a piston transmission mechanism, and the motor-screw pair transmission mechanisms and the piston transmission mechanisms are both mature and formed in technology.

The rest of this embodiment is the same as the first embodiment, and the unexplained features in this embodiment are explained by the first embodiment, which is not described herein again.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A powder forming machine is characterized by comprising

A machine base;

the forming machine die carrier mechanism is arranged on the base and comprises a die frame, an upper die assembly and a lower die assembly, the die frame is connected with the base, the upper die assembly and the lower die assembly are symmetrically arranged in the die frame, the lower die assembly is provided with a forming cavity for containing powder, and the upper die assembly is used for extruding the powder accumulated in the forming cavity so as to enable the powder to be formed into a preset shape;

the feeding mechanism is arranged on the base, the output end of the feeding mechanism is connected with the lower die assembly, and the feeding mechanism is used for conveying powder into the forming cavity;

the discharging mechanism is arranged on the base, the input end of the discharging mechanism is connected with the lower die assembly, and the discharging mechanism is used for outputting a formed product.

2. The powder molding machine according to claim 1, wherein: lower mould subassembly includes movable plate, fixing base, removes seat, thimble assembly, installs thimble assembly on removing the seat, be used for the drive the first driving source that the movable plate removed, and be used for the drive the second driving source that removes the seat and remove, the fixing base with mould frame fixed connection, the movable plate is equipped with the perforation, thimble assembly with the fixing base is connected and thimble assembly's tip extends to in the perforation, thimble assembly cover is located on the thimble assembly and its tip extends to in the perforation and respectively with thimble assembly sliding fit.

3. The powder molding machine according to claim 2, wherein: the thimble assembly comprises a mounting sleeve mounted on the fixing seat and a thimble body mounted on the mounting sleeve, and the end part of the thimble body extends into the through hole; the thimble assembly is located including the cover first sleeve pipe on the installation sleeve is with install second sleeve pipe on the first sleeve pipe, first sleeve pipe with remove seat fixed connection, the second sleeve pipe is located on the thimble body and with thimble body sliding fit.

4. The powder molding machine according to claim 3, wherein: remove the seat and be equipped with first unthreaded hole, the fixing base is equipped with the second unthreaded hole, lower module still includes first connecting axle and second connecting axle, first connecting axle with the second connecting axle respectively with first unthreaded hole with second unthreaded hole sliding fit, first connecting axle passes first unthreaded hole and with movable plate fixed connection, the second connecting axle passes the second unthreaded hole and with remove seat fixed connection, first driving source with the second driving source respectively through drive mechanism with first connecting axle with the drive of second connecting axle is connected.

5. The powder molding machine according to claim 1, wherein: lower mould subassembly includes connecting plate, fixing base, removes the seat, install in first sleeve subassembly on the fixing base, install in movable plate on the connecting plate, install in thimble assembly on the connecting plate, install in remove second sleeve pipe on the seat, be used for the drive the first driving source that the connecting plate removed, and be used for the drive second driving source on the removal seat, the movable plate is equipped with the perforation, the tip of first sleeve subassembly extends to in the perforation, the sheathed tube tip of second extend to in the hole of first sleeve subassembly and respectively with perforation with first sleeve subassembly sliding fit, thimble assembly's tip extend to in the perforation and with the terminal surface of movable plate height just with second sleeve pipe sliding fit.

6. The powder molding machine according to claim 5, wherein: first sleeve subassembly is located including locating perpendicularly branch on the fixing base, locating installation piece on the branch, and install first sleeve body on the installation piece, the tip of first sleeve body extends to in the perforation, remove the seat be equipped with branch sliding fit's guide hole can pass through guide hole sliding connection is in on the branch, second sheathed tube tip extends to in the hole of first sleeve body and with first sleeve body sliding fit.

7. The powder molding machine according to claim 6, wherein: the thimble assembly comprises an installation sleeve arranged on the connecting plate and a thimble body arranged on the installation sleeve, and the end part of the thimble body extends into the inner hole of the second sleeve and is in sliding fit with the second sleeve.

8. The powder molding machine according to claim 7, wherein: the fixing base is equipped with first unthreaded hole, it is equipped with the second unthreaded hole to remove the seat, lower module still includes first connecting axle and second connecting axle, first connecting axle respectively with first unthreaded hole with second unthreaded hole sliding fit just first connecting axle passes first unthreaded hole with the second unthreaded hole with movable plate fixed connection, the second connecting axle with first unthreaded hole sliding fit just the second connecting axle passes the second unthreaded hole with remove seat fixed connection, first driving source with the second driving source respectively through drive mechanism with first connecting axle with second connecting axle drive connection.

9. The powder molding machine according to any one of claims 2 to 8, wherein: be equipped with vertical guide bar on the lower mould subassembly, it includes sliding connection at to go up the mould subassembly slide on the guide bar, locate just be used for the extrusion to stack on the slide powder in the perforation is in order to make the fashioned depression bar of powder, and is used for the drive the slide is followed the guide bar removes so that the depression bar stretches into in the perforation and the third driving source of extrusion powder.

10. The powder molding machine according to claim 9, wherein: feeding mechanism includes support, powder box, extension support, swing arm and pushing mechanism, the support is located on the frame, pushing mechanism locates on the support, the one end of swing arm with pushing mechanism's flexible end pin joint, the powder box with the other end pin joint of swing arm, and the powder box with the upper end butt of lower mould subassembly, the one end of extending the support with the frame pin joint, the other end of extending the support with the intermediate position pin joint of swing arm.