CN204018473U - A kind of fin forming machine balance sysmte structure - Google Patents
A kind of fin forming machine balance sysmte structure Download PDFInfo
- Publication number
- CN204018473U CN204018473U CN201420435926.9U CN201420435926U CN204018473U CN 204018473 U CN204018473 U CN 204018473U CN 201420435926 U CN201420435926 U CN 201420435926U CN 204018473 U CN204018473 U CN 204018473U
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- plate
- machine plate
- guide spiro
- spiro rod
- cope match
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Abstract
The utility model relates to a kind of balance sysmte structure of fin forming machine, comprising: frame, is comprised of upper machine plate, lower machine plate and guide pillar; Cope match-plate pattern; Lower bolster; It is characterized in that: many upper guide spiro rods, be separately positioned on four edges of cope match-plate pattern, on each, guide spiro rod is movable through fixing with cope match-plate pattern after the counterbore on upper machine plate, on one, balancing spring one head is supported in the counterbore on machine plate, and other end is compressed by the upper adjusting nut that is threaded in upper guide spiro rod upper end; Many lower guide spiro rods, be separately positioned on four edges of lower bolster, each time guide spiro rod is movable through fixing with lower machine plate after the counterbore on lower bolster, once balancing spring one head is supported in the counterbore on lower bolster, and other end is compressed by the lower adjusting nut that is threaded in lower guide spiro rod upper end.It has removed original master reset spring, the reply of cope match-plate pattern and the demoulding is separated with reply and the demoulding of lower bolster, very easily the size of each self-regulation restoring force and knockout press.
Description
Technical field
The utility model relates to a kind of fin forming machine of manufacturing plate-fin heat exchanger fin, relates in particular to a kind of fin forming machine balance sysmte structure.
Background technology
Plate-fin heat exchanger is the heat exchanger of all kinds of gas separation equipments, is widely used in the fields such as petrochemical industry, Aero-Space, and plate-fin heat exchanger has compact conformation, lightweight, and the advantage of heat exchange efficiency, especially heat exchange efficiency are higher by 30% than other heat exchangers.Fin is the critical component of plate-fin heat exchanger, accounts for the more than 80% of whole heat exchanger volume, the heat exchange efficiency of the accuracy affects plate-fin heat exchanger of fin and reliable, security performance.
Also have in the market specially in to produce the forming machine of fin, the Chinese utility model patent < < bending stamper > > that is 200720114255.6 (notification number is CN201077154Y) as the patent No. has disclosed a kind of fin molding machine.
Because drive motors is fixed on a side of upper base plate (upper machine plate), the discontinuity of upper base plate, therefore after long-time, upper base plate opposite side easily produces inclination upwards, cause being arranged between overhead cam between upper base plate and cope match-plate pattern and bottom roller and do not reach position, closing precision is opened in impact, the upper base plate balance adjusting structure > > that it is the Chinese utility model patent < < forming machine for fin of plate-fin heat of 201120451986.6 (notification number is CN202316719U) that the applicant also applies for just like the patent No. has disclosed upper base plate (also calling machine plate) balance adjusting structure, upper base plate left side is fixed with upper mounted plate, the left side of lower seat board is fixed with bottom plate, on bottom plate, be fixed with upwardly extending column, this column is upwards movable through upper mounted plate, be positioned on the column of upper mounted plate top and be arranged with the spring that makes upper mounted plate keep the trend that moves down.Effect by column and spring couples together upper base plate and lower seat board, spring has downward pretightning force to upper base plate, balance the weight of the reducing motor that is fixed on the upper base plate left side, guaranteed the balance of upper base plate, thereby guaranteed the stable of fin formed precision.But this adjusts structure, need extra side to protrude frame setting, cause forming machine overall volume to strengthen, extra mechanism arranges the cost that increases forming machine.
Along with the upgrading of plate-fin heat exchanger industry, the pressure of heat exchanger and heat transfer rate propose higher requirement, and this all must rely on the formed precision that improves plate-fin heat exchanger fin to guarantee.For this reason, the applicant has also applied for the fin forming machine that a kind of structure more improves as disclosed in Chinese utility model patent < < SERVO CONTROL fin forming machine > > that the patent No. is ZL201320419852.5 (notification number is CN203356473U).
So, existing fin forming machine all has such general character, the motion of the bolster of fin forming machine is realized by cam mechanism and master reset spring, master reset spring between bolster, the knockout press when restoring force of bolster motion and mould die sinking are provided.In order to make lathe meet all kinds fin forming requirements, master reset spring is according to the safe knockout press design of maximum.And in actual production, the knockout press in most of fin moulding is much smaller than design load, thereby bring noise and the problem such as cam wear is fast, need to design a kind ofly for different moulds, knockout press facilitates adjustable structure.
Summary of the invention
Technical problem to be solved in the utility model is that the easily fin forming machine balance sysmte structure of each self-regulation restoring force and knockout press size of a kind of cope match-plate pattern and lower bolster is provided for above-mentioned prior art present situation.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of balance sysmte structure of fin forming machine, comprise: frame, its by upper machine plate, lower machine plate and be arranged on upper machine plate and lower machine plate between guide pillar form, described upper machine plate relatively guide pillar moves up and down, and described guide pillar is provided with upper machine plate is carried out to spacing position limiting structure; Main transmission structure, is located at frame one side; Cope match-plate pattern, being located at frame internal upper part also can be along the upper and lower slippage of guide pillar; Lower bolster, being located at bottom in frame also can be along the upper and lower slippage of guide pillar; By main transmission structure, driven the overhead cam transmission mechanism of its action, it is located between cope match-plate pattern and upper machine plate to drive cope match-plate pattern to move down along guide pillar; By main transmission structure, driven the lower cam drive of its action, it is located between lower bolster and lower machine plate to drive lower bolster to move up along guide pillar; It is characterized in that: also comprise many upper guide spiro rods, be separately positioned on four edges of cope match-plate pattern, on each, guide spiro rod is movable through fixing with cope match-plate pattern after the counterbore on upper machine plate, upper guide spiro rod can be gone up the upper and lower slippage of machine plate relatively, on one, balancing spring one head is supported in the counterbore on machine plate, and the other end of upper balancing spring is compressed by a upper adjusting nut that is threaded in upper guide spiro rod upper end; Many lower guide spiro rods, be separately positioned on four edges of lower bolster, each time guide spiro rod is movable through fixing with lower machine plate after the counterbore on lower bolster, the upper and lower slippage of lower bolster relatively of lower guide spiro rod, once balancing spring one head is supported in the counterbore on lower bolster, and the other end of lower balancing spring is compressed by a lower adjusting nut that is threaded in lower guide spiro rod upper end.
As improvement, above-mentioned position limiting structure comprises position-limited wheel, is threaded on the guide pillar that is positioned at machine plate top, and directly or indirectly the upper machine plate of restriction moves upward this position-limited wheel with the upper surface conflict of upper machine plate, and the periphery of each position-limited wheel is fixed with driven sprocket; Chain, it is closed circular with each drive sprocket engagement successively; Servomotor, is arranged on described upper machine plate, on the output shaft of motor, drive sprocket is installed, and drive sprocket and the engagement of described chain are moved with chain drive-belt; Balance set, is threaded on the guide pillar that is positioned at machine plate below; Balancing spring, is supported between balance set and upper machine plate.
Upper machine plate moves down by the balancing spring upper machine plate of jack-up restriction that makes progress, and upper machine plate top is limited on upper machine plate and moved by stopping of position-limited wheel; In the time will regulating wing high (being the shut height between bolster), machine operation, synchronously drives by chain and sprocket wheel, makes the rotation of each position-limited wheel, under the drive of screw thread transmission, position-limited wheel move down or on move; Position-limited wheel moves down, and the support force that in promotion, machine plate overcomes balancing spring moves down, and the height that wing is high reduces (be shut height reduce) between bolster; On position-limited wheel, move, upper machine plate and cope match-plate pattern move on the elastic force of balancing spring, the height rising that wing is high (being the shut height increasing between bolster); Balancing spring plays the effect of bumper and absorbing shock in addition, prevents the impaired of overhead cam transmission mechanism between upper machine plate and cope match-plate pattern; Compare with the high governor motion of existing wing, it saves four oil cylinders and related Control System, and cost reduces greatly, and adjustment process only needs machine operation in addition, and the high adjustment structure of this wing also can regulate under open state, and operating efficiency is high; By turn, be positioned at the balance set on the guide pillar of main drive gear one side in addition, allow the balancing spring compression degree on it be greater than away from the balancing spring on the guide pillar of main drive gear one side, make the upper machine plate that is positioned at main drive gear one side be subject to larger the upwarding pressure of balancing spring, balance the weight of the main drive gear that is fixed on machine plate one side, guarantee the balance of upper machine plate, thereby guaranteed the stable of fin formed precision.
The support force upper machine plate being applied upwards due to balancing spring is larger, make the thrust between position-limited wheel and upper machine plate larger, therefore wanting rotary spacing wheel need to compared with high pulling torque, conflict by the upper surface of plane bearing and upper machine plate for overcoming the above-mentioned position-limited wheel of this problem.Between position-limited wheel and upper machine plate, by planar friction, become rolling friction like this, relatively easily drive position-limited wheel rotation, can adopt relatively low power motor to drive, lower motor cost.
For convenience of rotary spacing wheel and balance set, on the outer peripheral face of above-mentioned position-limited wheel, have a plurality of the first jacks that plug for spanner, on the outer peripheral face of described balance set, have a plurality of the second jacks that plug for spanner.
For making upper guide spiro rod and cope match-plate pattern fixed, above-mentioned upper guide spiro rod is fixed on cope match-plate pattern by screw thread and upper locking nut.
On above-mentioned lower machine plate, be fixed with base support plate, described lower guide spiro rod and described base support plate are fixed.Base support plate is set, the spacing between base support plate and lower bolster is shortened, adopt shorter lower guide spiro rod just can realize the relative connection between lower bolster and base support plate, because base support plate is fixed on lower machine plate, can regard a part for lower machine plate as.
For making lower guide spiro rod and base support plate fixed, above-mentioned lower guide spiro rod is fixed on base support plate by screw thread and lower locking nut.
Above-mentioned upper guide spiro rod has eight, and edge all around four angles is symmetrical arranged, and each angle is provided with two described upper guide spiro rods.The radical of upper guide spiro rod is more, by upper guide spiro rod, can more firm cope match-plate pattern be hung and be located at upper machine plate below.
Compared with prior art, the utility model has the advantage of: cope match-plate pattern is driven and moved up and down by overhead cam drive mechanism, and provide restoring force and knockout press by upper balancing spring, and lower bolster is driven by lower cam drive structure and moves up and down, and provide restoring force and knockout press by lower balancing spring, the balance sysmte structure of this version has been removed the master reset spring in original patent structure, the reply of cope match-plate pattern and the demoulding are separated with reply and the demoulding of lower bolster, and the size of each self-regulation restoring force and knockout press very easily, during adjusting, only need rotate adjusting nut, make equipment can better more preferably adapt to the moulding of variety classes fin.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the A place enlarged drawing of Fig. 1;
Fig. 3 is the B place enlarged drawing of Fig. 1;
The specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
As shown in Figures 1 to 3, be a preferred embodiment of the present utility model.
A kind of balance sysmte structure of fin forming machine, comprise: frame 1, its by upper machine plate 11, lower machine plate 12 and be arranged on upper machine plate 11 and lower machine plate 23 between guide pillar 13 form, upper machine plate 11 relatively guide pillar 13 moves up and down, guide pillar 13 is provided with upper machine plate 11 is carried out to spacing position limiting structure.
Main transmission structure 10, is located at frame one side;
Cope match-plate pattern 2, being located at frame 1 internal upper part also can be along guide pillar slippage Shang Xia 13, and the below of cope match-plate pattern 2 is provided with mold.
Lower bolster 3, being located at the interior bottom of frame 1 also can be along guide pillar slippage Shang Xia 13, and the below of lower bolster 3 is provided with bed die.
By main transmission structure 14, driven the overhead cam transmission mechanism 4a of its action, it is located between cope match-plate pattern 1 and upper machine plate 11 to drive cope match-plate pattern 1 to move down along guide pillar 13.
By main transmission structure 14, driven the lower cam drive 4b of its action, it is located between lower bolster 2 and lower machine plate 12 to drive lower bolster 2 to move up along guide pillar 13.
Many upper guide spiro rod 5a, be separately positioned on four edges of cope match-plate pattern 2, on each, guide spiro rod 5a is movable through fixing with cope match-plate pattern 2 after the counterbore 111 on upper machine plate 11, upper guide spiro rod 5a is fixed on cope match-plate pattern 2 by screw thread and upper locking nut 17a, upper guide spiro rod 5a can go up the slippage Shang Xia 11 of machine plate relatively, on one, balancing spring 6a one head is supported in the counterbore 111 on machine plate, and the other end of upper balancing spring 6a is compressed by a upper adjusting nut 7a who is threaded in upper guide spiro rod 5a upper end.Upper guide spiro rod 5a has eight, and edge all around four angles is symmetrical arranged, and each angle is provided with two described upper guide spiro rod 5a.
Many lower guide spiro rod 5b, be separately positioned on four edges of lower bolster 3, each time guide spiro rod 5b is movable rear directly or indirectly fixing with lower machine plate 12 through the counterbore 31 on lower bolster 3, in the present embodiment, be indirectly fixing, on lower machine plate 12, be fixed with base support plate 18, lower guide spiro rod 5b is fixed on base support plate 18 by screw thread and lower locking nut 17b.Lower guide spiro rod 5b lower bolster slippage Shang Xia 3 relatively, once balancing spring 7b one head is supported in the counterbore 31 on lower bolster, and the other end of lower balancing spring 6b is compressed by a lower adjusting nut 7b who is threaded in lower guide spiro rod 5b upper end.
Position limiting structure comprises position-limited wheel 8, be threaded on the guide pillar 13 that is positioned at machine plate 11 tops, directly or indirectly the upper machine plate 11 of restriction moves upward this position-limited wheel 8 with the upper surface conflict of upper machine plate 11, position-limited wheel 8 is conflicted by plane bearing 16 and the upper surface of upper machine plate 11, the periphery of each position-limited wheel 8 is fixed with driven sprocket 81, has a plurality of the first jacks 83 that plug for spanner on the outer peripheral face of position-limited wheel 8.
Chain 82, it is closed circular with each drive sprocket 81 engagements successively.
Servomotor 9, is arranged on machine plate 11, and drive sprocket 91 is installed on the output shaft of motor 9, and this drive sprocket 91 moves with chain drive-belt with described chain 82 engagements.
Balance set 10, is threaded on the guide pillar 13 that is positioned at machine plate 11 belows.On the outer peripheral face of balance set 10, have a plurality of the second jacks 101 that plug for spanner.
Balancing spring 15, is supported between balance set 10 and upper machine plate 11.
Cope match-plate pattern 2 is driven and is moved up and down by overhead cam drive mechanism 4a, and provide restoring force and knockout press by upper balancing spring 6a, and lower bolster 3 is driven by lower cam drive structure 4b and moves up and down, and provide restoring force and knockout press by lower balancing spring 6b, this version has been removed the master reset spring in original patent structure, the reply of cope match-plate pattern 2 and the demoulding are separated with reply and the demoulding of lower bolster 3, and the size of each self-regulation restoring force and knockout press very easily, during adjusting, only need rotate adjusting nut 7a, 7b, make equipment can better more preferably adapt to the moulding of variety classes fin.
Claims (8)
1. a balance sysmte structure for fin forming machine, comprising:
Frame (1), its by upper machine plate (11), lower machine plate (12) and be arranged on upper machine plate and lower machine plate between guide pillar (13) form, described upper machine plate (11) relatively guide pillar (13) moves up and down, and described guide pillar (13) is provided with upper machine plate (11) is carried out to spacing position limiting structure;
Main transmission structure (10), is located at frame one side;
Cope match-plate pattern (2), being located at frame (1) internal upper part also can be along the upper and lower slippage of guide pillar (13);
Lower bolster (3), being located at the interior bottom of frame (1) also can be along the upper and lower slippage of guide pillar (13);
By main transmission structure (14), driven the overhead cam transmission mechanism (4a) of its action, it is located between cope match-plate pattern (1) and upper machine plate (11) to drive cope match-plate pattern (1) to move down along guide pillar (13);
By main transmission structure (14), driven the lower cam drive (4b) of its action, it is located between lower bolster (2) and lower machine plate (12) to drive lower bolster (2) to move up along guide pillar (13);
It is characterized in that: also comprise
Many upper guide spiro rods (5a), be separately positioned on four edges of cope match-plate pattern (2), guide spiro rod on each (5a) is movable through fixing with cope match-plate pattern (2) after the counterbore (111) on upper machine plate (11), upper guide spiro rod (5a) can be gone up the upper and lower slippage of machine plate (11) relatively, balancing spring on one (6a) one head is supported in the counterbore (111) on machine plate, and the other end of upper balancing spring (6a) is compressed by a upper adjusting nut (7a) that is threaded in upper guide spiro rod (5a) upper end;
Many lower guide spiro rods (5b), be separately positioned on four edges of lower bolster (3), each time guide spiro rod (5b) is movable through fixing with lower machine plate (12) after the counterbore (31) on lower bolster (3), lower guide spiro rod (5b) the upper and lower slippage of lower bolster (3) relatively, once balancing spring (7b) one head is supported in the counterbore (31) on lower bolster, and the other end of lower balancing spring (6b) is compressed by a lower adjusting nut (7b) that is threaded in lower guide spiro rod (5b) upper end.
2. the balance sysmte structure of fin forming machine according to claim 1, is characterized in that: described position limiting structure comprises
Position-limited wheel (8), be threaded on the guide pillar (13) that is positioned at machine plate (11) top, directly or indirectly the upper machine plate (11) of restriction moves upward this position-limited wheel (8) with the upper surface conflict of upper machine plate (11), and the periphery of each position-limited wheel (8) is fixed with driven sprocket (81);
Chain (82), it is closed circular with each drive sprocket (81) engagement successively;
Servomotor (9), is arranged on described upper machine plate (11) upper, and drive sprocket (91) is installed on the output shaft of motor (9), and this drive sprocket (91) moves with chain drive-belt with described chain (82) engagement;
Balance set (10), is threaded on the guide pillar (13) that is positioned at machine plate (11) below;
Balancing spring (15), is supported between balance set (10) and upper machine plate (11).
3. the balance sysmte structure of fin forming machine according to claim 2, is characterized in that: described position-limited wheel (8) is conflicted by plane bearing (16) and the upper surface of upper machine plate (11).
4. the balance sysmte structure of fin forming machine according to claim 3, it is characterized in that: on the outer peripheral face of described position-limited wheel (8), have a plurality of the first jacks (83) that plug for spanner, on the outer peripheral face of described balance set (10), have a plurality of the second jacks (101) that plug for spanner.
5. the balance sysmte structure of fin forming machine according to claim 1, is characterized in that: described upper guide spiro rod (5a) is fixed on cope match-plate pattern (2) by screw thread and upper locking nut (17a).
6. the balance sysmte structure of fin forming machine according to claim 1, is characterized in that: on described lower machine plate (12), be fixed with base support plate (18), described lower guide spiro rod (5b) is fixing with described base support plate (18).
7. the balance sysmte structure of fin forming machine according to claim 1, is characterized in that: described lower guide spiro rod (5b) is fixed on base support plate (18) by screw thread and lower locking nut (17b).
8. the balance sysmte structure of fin forming machine according to claim 1, is characterized in that: described upper guide spiro rod (5a) has eight, and edge all around four angles is symmetrical arranged, and each angle is provided with two described upper guide spiro rods (5a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420435926.9U CN204018473U (en) | 2014-08-04 | 2014-08-04 | A kind of fin forming machine balance sysmte structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420435926.9U CN204018473U (en) | 2014-08-04 | 2014-08-04 | A kind of fin forming machine balance sysmte structure |
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| Publication Number | Publication Date |
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| CN204018473U true CN204018473U (en) | 2014-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420435926.9U Expired - Fee Related CN204018473U (en) | 2014-08-04 | 2014-08-04 | A kind of fin forming machine balance sysmte structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104128412A (en) * | 2014-08-04 | 2014-11-05 | 宁波荣智自动化科技有限公司 | Balanced system structure of fin forming machine |
-
2014
- 2014-08-04 CN CN201420435926.9U patent/CN204018473U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104128412A (en) * | 2014-08-04 | 2014-11-05 | 宁波荣智自动化科技有限公司 | Balanced system structure of fin forming machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20160804 |