CN218983180U

CN218983180U - Main machine structure of powder forming machine

Info

Publication number: CN218983180U
Application number: CN202223294138.6U
Authority: CN
Inventors: 颜国义; 吴良伟; 李天娇; 陈建蒲; 陈进峰; 张志杰
Original assignee: Nantong Guoyi Forging Machine Tool Co ltd
Current assignee: Nantong Guoyi Forging Machine Tool Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-05-09
Anticipated expiration: 2032-12-09

Abstract

The utility model relates to a main machine structure of a powder forming machine, which comprises an upper cross beam, a workbench, an upright post, an upper sliding plate, a main cylinder and a guide mechanism, wherein the guide mechanism comprises a guide rod, the top end of the guide rod is arranged at the side end of the upright post through an upper fixing seat, the bottom end of the guide rod is fixed at the side end of the upright post through a lower supporting plate, and a guide hole for allowing the guide rod to pass through and slide up and down is formed in the upper sliding plate; the guide rod is in transitional connection with the lower supporting plate through an adjusting seat, the adjusting seat comprises an adjusting bottom plate and an adjusting side plate, and an adjusting bolt for propping up the upper sliding plate is arranged on the adjusting side plate. The utility model has the advantages that: the upper and lower guide of the upper sliding plate is realized by adopting the matching of the guide rod and the guide hole on the upper sliding plate, the guide precision is high, and the guide can be realized by only needing at least two guide mechanisms, so that the parts required by the guide are greatly reduced, and the structure is simplified.

Description

Main machine structure of powder forming machine

Technical Field

The present disclosure relates to powder molding machines, and particularly to a main machine structure of a powder molding machine.

Background

With the rapid development of the domestic powder technology, many metal materials adopt the powder forming technology, namely, metal powder is pressed into a cake shape through a powder forming press, and then a metal product is prepared through sintering. When the feeding device of the powder forming hydraulic press works, the feeding plate is arranged on the female die plate, and the feeding box is driven to move back and forth by the feeding cylinder arranged at the tail end of the feeding plate, so that powder in the feeding box falls into the female die below.

The powder product forming machine mainly comprises a main cylinder, an upper cross beam, an upper sliding plate, a female die plate, a central cylinder, a top cylinder, a workbench, stand columns, a core rod and a hydraulic system, wherein the upper cross beam and the workbench are connected through four stand columns to form a main machine structure, the female die plate is arranged on the workbench, the upper sliding plate is driven by the main cylinder arranged on the upper cross beam to lift up and down to be close to or far away from the female die plate, and a guide mechanism is arranged between the upper sliding plate and the stand columns in order to ensure the stability of the up-down lifting track of the upper sliding plate.

The traditional guiding mechanism is characterized in that the guide rail is arranged on the upright posts, the sliding blocks matched with the guide rail are arranged at the side ends of the upper sliding plate, the upper sliding plate is guided by utilizing the matching of the sliding blocks and the guide rail, in order to improve the guiding precision, the guide rail is arranged on both sides of each upright post, and simultaneously, two sliding blocks are arranged at the four edges of the upper sliding plate to be matched with the guide rail, so that the upper sliding plate is guided by the matching of eight guide rails and eight sliding blocks, and the precision requirement of the upper sliding plate on the up-down running track is ensured.

In the above structure, although the high-precision operation requirement is realized, certain defects exist in the practical application: the guide rail is directly arranged on the upright post, the upright post of the powder hydraulic machine is used for supporting components such as an upper cross beam, an upper sliding plate and a hydraulic system, and the added weight of the components is relatively heavy, so that when the upright post is used for supporting, the upright post is easy to deform, the guide rail is correspondingly deformed, the up-and-down operation precision of the upper sliding plate is affected, the upper sliding plate cannot be smoothly lifted when serious, the whole upright post needs to be replaced, and the operation is very troublesome; in addition, the guide rail is directly arranged on the upright post, even if the guide rail is required before use, the use time is prolonged, and the guide rail is inevitably offset to a certain extent due to deformation of the upright post or other reasons, so that the guide rail is required to be detached and reinstalled to ensure the accuracy requirement of the guide rail, and the guide rail is very troublesome.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a main machine structure of a powder forming machine, which has high guiding precision and is convenient to adjust.

In order to solve the technical problems, the technical scheme of the utility model is as follows: a main machine structure of a powder forming machine is characterized in that: comprises an upper cross beam, a workbench, an upright post, an upper sliding plate, a main cylinder and a guide mechanism;

the upper cross beam and the workbench are distributed up and down, the upper cross beam and the workbench are connected through the upright post to form a whole, the upper sliding plate is driven by a main cylinder arranged on the upper cross beam to lift up and down, and at least one pair of guide mechanisms are arranged between the upper sliding plate and the upright post;

the guide mechanism comprises a guide rod which is vertically arranged, the top end of the guide rod is arranged at the side end of the upright post through an upper fixing seat, the guide rod is directly fixed with the upper fixing seat, the bottom end of the guide rod is fixed at the side end of the upright post through a lower supporting plate, and a guide hole which is used for allowing the guide rod to pass through and slide up and down is formed in the upper sliding plate;

the guide rod is connected with the lower supporting plate in a transitional manner through an adjusting seat, the adjusting seat comprises an adjusting bottom plate and an adjusting side plate, the adjusting side plate is annular, the adjusting side plate and the adjusting bottom plate are matched together to form an adjusting cavity for accommodating the guide rod to be inserted, the guide rod is fixed with the adjusting bottom plate through a bolt after being inserted into the adjusting cavity, the adjusting bottom plate is arranged on the lower supporting plate, the adjusting side plate is fixed on the lower supporting plate through the bolt, a plurality of adjusting holes distributed along the circumferential direction of the adjusting side plate are formed in the adjusting side plate, an adjusting bolt is horizontally arranged in the adjusting holes in a threaded manner, and the adjusting bolt horizontally passes through the adjusting holes from outside to inside and then is propped against the outer wall of the guide rod.

Further, the lower support plate comprises a horizontal plate, a vertical plate and a reinforcing plate, wherein the horizontal plate is connected with the vertical plate in a 7-shaped mode, the vertical plate is fixed with the upright column, the reinforcing plate is connected between the horizontal plate and the vertical plate, and the reinforcing plate is a triangular plate.

Furthermore, a guide sleeve is respectively arranged on the upper side and the lower side of the through hole on the upper sliding plate, and the guide sleeve is sleeved on the outer wall of the guide rod.

Further, the four guide mechanisms are respectively in one-to-one correspondence with the four upright posts.

The utility model has the advantages that: in the utility model, the upper slide plate is guided up and down by adopting the matching of the guide rod and the guide hole on the upper slide plate, the guide precision is high, and the guide can be realized by only needing at least two guide mechanisms, so that the parts required by the guide are greatly reduced, and the structure is simplified.

To the fixed of guide bar, adopt upper end direct fixation, the bottom adopts the mode of adjusting seat transitional coupling, utilizes the cooperation of adjusting curb plate and adjusting bolt to adjust the position of guide bar to when the skew appears in the guide bar, can play a fine setting's effect to the position of guide bar, realize rectifying to the guide bar position, guarantee the direction precision.

The lower support plate adopts the combined design of horizontal plate, vertical plate, reinforcing plate, on the basis of guaranteeing lower support plate structure intensity, can alleviate the weight of lower support plate.

The guide sleeves designed on the upper side and the lower side of the upper sliding plate are matched with the guide rods, so that the guide rods are more stable when sliding relative to the guide holes.

The four guide mechanisms are adopted, so that the upper slide plate is guided from four different positions, the guide precision is higher, and the guide is more stable.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic diagram of a main frame of a powder forming machine according to the present utility model.

Fig. 2 is an enlarged schematic view of a portion a of fig. 1.

Fig. 3 is a top view of an adjustment side plate in accordance with the present utility model.

Fig. 4 is a front view of an adjustment side plate in the present utility model.

Fig. 5 is a schematic view of the lower support plate of the present utility model.

Detailed Description

The following examples will provide those skilled in the art with a more complete understanding of the present utility model and are not intended to limit the utility model to the embodiments described.

The main machine structure of the powder forming machine, as shown in fig. 1-5, comprises an upper cross beam 3, a workbench 2, a stand column 1, an upper sliding plate 4, a main cylinder 5 and a guide mechanism.

The upper cross beam 3 and the workbench 2 are vertically distributed, a gap is reserved between the upper cross beam 3 and the workbench 2, the upper cross beam 3 and the workbench 2 are connected through the upright posts 1 to form a whole, the number of the upright posts 1 is four, the upright posts 1 and the workbench 2 are directly fixed, the upper sliding plate 4 is driven by the main cylinder 5 arranged on the upper cross beam 3 to vertically lift, four guide mechanisms are arranged between the upper sliding plate 4 and the upright posts 1, and the four guide mechanisms are distributed in a rectangular shape and respectively correspond to the four upright posts 1 one by one. The four guide mechanisms are adopted to realize the guide of the upper slide plate 4 from four different positions, so that the guide precision is higher and the guide is more stable.

The guiding mechanism comprises a guiding rod 6 which is vertically arranged, the top end of the guiding rod 6 is arranged at the side end of the upright 1 through an upper fixing seat 7, the guiding rod 6 is directly fixed with the upper fixing seat 7, the upper fixing seat 7 is fixed at the side end of the upright 1, a groove for accommodating the top end of the guiding rod 6 is formed in the bottom end of the upper fixing seat 7, and the top end of the guiding rod 6 extends into the groove of the upper fixing seat 7 and is welded and fixed.

The bottom of guide bar 6 passes through the lower backup pad to be fixed at the side of stand 1, the lower backup pad includes horizontal plate 13, vertical plate 14, reinforcing plate 15, wherein, horizontal plate 13 is 7 font with vertical plate 14 and is connected, vertical plate 14 is fixed mutually with stand 1 through the cooperation of a plurality of bolts, the bolt is the position distribution about, open simultaneously on vertical plate 14 has the through-hole that holds the bolt and pass, open on stand 1 have with bolt matched with screw thread blind hole, reinforcing plate 15 connects between horizontal plate 13 and vertical plate 14, reinforcing plate 15 is a triangle-shaped board, the top of reinforcing plate 15 is fixed with the bottom surface of horizontal plate 13, the side of reinforcing plate 15 is fixed mutually with the side of vertical plate 14. The lower support plate adopts the combined design of horizontal plate 13, vertical plate 14, reinforcing plate 15, on the basis of guaranteeing lower support plate overall structure intensity, can alleviate the weight of lower support plate.

The guide rod 6 and the lower supporting plate are in transitional connection through an adjusting seat, the adjusting seat comprises an adjusting bottom plate 9 and an adjusting side plate 10, the adjusting bottom plate 9 is arranged on a horizontal plate 13 of the lower supporting plate, the adjusting bottom plate 9 is a circular plate, the adjusting side plate 10 is in a ring shape, and the adjusting side plate 10 is arranged on the upper end face of the adjusting bottom plate 9, so that the adjusting side plate 10 and the adjusting bottom plate 9 are matched together to form an adjusting cavity for accommodating the insertion of the bottom end of the guide rod 6, the guide rod 6 is fixed with the adjusting bottom plate 9 through a first bolt after being inserted into the adjusting cavity, through holes for accommodating the first bolt pass through the horizontal plate 13 and the adjusting bottom plate 9, threaded blind holes matched with the first bolt are formed in the bottom end of the guide rod 6, and after the guide rod 6 is inserted into the adjusting cavity, the first bolt sequentially passes through the through holes in the horizontal plate 13 and the through holes in the adjusting bottom plate 9, and is in threaded connection with the threaded blind holes in the bottom end of the guide rod 6.

The adjusting side plate 10 is fixed on the lower supporting plate through the matching of a plurality of second bolts, a plurality of through holes 11 for allowing the second bolts to pass up and down are formed in the adjusting side plate 10, a plurality of through holes for allowing the second bolts to pass up and down are also formed in the adjusting bottom plate 9, threaded blind holes matched with the second bolts are formed in the horizontal plate 13, and when the adjusting side plate is installed, the adjusting side plate 10 sequentially passes through the through holes 11 in the adjusting side plate 10 and the through holes in the adjusting bottom plate 9 through the second bolts and then is in threaded fixation with the threaded blind holes in the horizontal plate 13, so that the fixing among the adjusting side plate 10, the adjusting bottom plate 9 and the horizontal plate 13 is realized.

The adjusting side plate 10 is provided with a plurality of adjusting holes 12 distributed along the circumferential direction of the adjusting side plate 10, adjusting bolts horizontally arranged in the adjusting holes 12 are connected with adjusting bolts in a threaded manner, and the adjusting bolts horizontally penetrate through the adjusting holes 12 from outside to inside and then are abutted against the outer wall of the guide rod 6, and the guide rod 6 is realized through the joint matching of the adjusting bolts. To the fixed of guide bar, adopt upper end direct fixation, the bottom adopts the mode of adjusting seat transitional coupling, utilizes the cooperation of adjusting curb plate 10 and adjusting bolt to adjust the position of guide bar 6 to when guide bar 6 appears the skew, can play a fine setting's effect to the position of guide bar 6, realize rectifying to the position of guide bar 6, guarantee the direction precision.

When adjusting, the top of guide bar 6 is direct welded fastening, and the bottom is fixed through the bolt activity, through rotating different adjusting bolt, adjusts the size that different adjusting bolt stretched into to adjusting the cavity, utilizes adjusting bolt to promote guide bar 6 bottom and realizes the forced change of guide bar 6 position, realizes the fine setting of guide bar 6 position.

The four edges of the upper slide plate 4 are also provided with guide holes for allowing the guide rods 6 to pass through and slide up and down, the upper side and the lower side of the upper slide plate 4, which are positioned on the through holes, are respectively provided with a guide sleeve 8, the guide sleeves 8 are T-shaped, one side of each guide sleeve 8 is embedded into the guide hole on the upper slide plate 4, the two sides of each guide sleeve 8 are fixed with the upper slide plate 4 through bolts, and the guide sleeves 8 are sleeved on the outer wall of the guide rods 6. The guide sleeves designed on the upper side and the lower side of the upper sliding plate are matched with the guide rods 6, so that when the guide rods 6 slide relative to the guide holes, gaps between the guide rods 6 and the guide holes can be eliminated, and the guide rods 6 are more stable when lifted up and down.

It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A powder forming machine host structure is characterized in that: comprises an upper cross beam, a workbench, an upright post, an upper sliding plate, a main cylinder and a guide mechanism;

2. The powder molding machine host structure of claim 1, wherein: the lower support plate comprises a horizontal plate, a vertical plate and a reinforcing plate, wherein the horizontal plate is connected with the vertical plate in a 7 shape, the vertical plate is fixed with the upright post, the reinforcing plate is connected between the horizontal plate and the vertical plate, and the reinforcing plate is a triangular plate.

3. The powder molding machine host structure of claim 1, wherein: and the upper sliding plate is provided with a guide sleeve on the upper side and the lower side of the through hole, and the guide sleeve is sleeved on the outer wall of the guide rod.

4. The powder molding machine host structure of claim 1, wherein: the guide mechanisms are four and are respectively in one-to-one correspondence with the four upright posts.