CN215879882U - Connecting and fastening tool for 100T forming press - Google Patents

Abstract

The utility model discloses a connecting and fastening tool for a 100T forming press, which comprises an upper punch press cover, wherein the upper punch press cover is connected to an upper punch seat of the forming press through screws, the middle part of the upper end surface of a middle die table on a die set of the forming press is connected with a middle die press cover through screws, the upper end surface of the middle die press cover is connected to a middle die table panel through screws, the middle part of the upper end surface of a lower die table on the die set of the forming press is connected with a lower punch backing plate through screws, and the upper end surface of the lower punch backing plate is connected with a lower punch press cover through screws. The utility model ensures that the 100T forming machine can continuously and stably press the valve guide pipe in the one-to-four powder metallurgy production, has reasonable structure, easy disassembly and assembly and stronger universality, can realize the highest product forming speed of 10spm (50 Hz), can realize the production of the valve guide pipe with the diameter not more than 19mm and the length not more than 80mm, has higher tool strength and reliability, can ensure the maintenance and replacement free in a longer time, and simultaneously ensures higher production precision.

Description

Connecting and fastening tool for 100T forming press

Technical Field

The utility model relates to the technical field of mechanical forming press tools, in particular to a connecting and fastening tool for a 100T forming press.

Background

The valve guide pipe is a guide device of an automobile engine valve, the valve guide pipe plays a role in guiding the valve and enables heat on a valve rod to be transmitted to a cylinder cover through the valve guide pipe, a forming press is important equipment for producing the valve guide pipe, the valve guide pipe produced by presses with different tonnage has different sizes, for example, a 60T forming press can only produce guide pipe products with the diameter smaller than 13.5mm and the length smaller than 50mm, but with the market demands, a product with the diameter reaching phi 19mm and the length 80mm needs to be produced by research and development, the size needs to be completed through a 100T forming press, and therefore, a 100T forming press connecting and fastening tool needs to be designed to ensure stable and effective production.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problems in the related art, the utility model provides a connecting and fastening tool for a 100T forming press, which can solve the problems.

In order to achieve the technical purpose, the technical scheme of the utility model is realized as follows:

a connecting and fastening tool for a 100T forming press comprises upper punch glands, wherein the four upper punch glands are connected with an upper punch seat of the forming press through screws, the middle part of the upper end face of a middle die table on a die set of the forming press is connected with a middle die gland through screws, the upper end face of the middle die gland is connected with a middle die table panel through screws, the middle part of the upper end face of a lower die table on the die set of the forming press is connected with a lower punch backing plate through screws, the upper end face of the lower punch backing plate is connected with a lower punch gland through screws, four first through holes are symmetrically distributed in the middle of the lower punch backing plate, a lower punch conversion sleeve is arranged in each first through hole, a core rod cylinder of the forming press is connected with a core rod locking plate through screws, four first threaded through holes are symmetrically distributed in the middle of the core rod locking plate, each threaded through hole is in threaded connection with the tail end of a core rod connecting rod, and the head ends of the core rod connecting rods are in threaded connection with the tail ends of core rod locking nuts, the head end of the core rod locking nut is connected with a core rod of the forming press, a core rod connecting rod locking nut is arranged on the upper end face of the core rod locking plate, and the core rod connecting rod locking nut is in threaded connection with the core rod connecting rod.

Furthermore, the number of the upper punch covers is 4, a T-shaped through hole I is formed in the middle of each upper punch cover, four through holes II are symmetrically distributed in the annular surface of each upper punch cover, the T-shaped through holes I are matched with the base of the upper punch pressing die of the forming press, and the through holes II are matched with the corresponding threaded holes in the upper punch base of the forming press.

Furthermore, four through holes III are uniformly distributed in the middle of one end of the middle die table panel, 6 through holes IV are symmetrically formed in two sides of each through hole III, the through holes III are matched with the T-shaped through holes two phases on the middle die pressing cover, the through holes IV are matched with the threaded holes I on the middle die pressing cover, 10 through holes V are symmetrically distributed in two sides of the middle die pressing cover, the through holes V are matched with the corresponding threaded holes on the middle die table on the die frame of the forming press, and a cavity formed by the through holes III and the T-shaped through holes II is matched with the middle die of the forming press.

Furthermore, four threaded holes II are symmetrically formed in the peripheries of the four through holes I, 8 through holes VII are evenly distributed on two sides of the lower punch base plate, the through holes I are matched with the T-shaped through holes in the lower punch cover in a three-phase mode, the threaded holes II are matched with the through holes VIII in the lower punch cover in a eight-phase mode, and the through holes VII are matched with the corresponding threaded holes in the lower die table in the die frame of the forming press.

Furthermore, a through hole nine is formed in the middle of the lower punch conversion sleeve, and a core rod of the forming press penetrates through the through hole nine.

Furthermore, one end of the core rod locking nut is provided with a T-shaped through hole IV, the other end of the core rod locking nut is provided with a threaded through hole II, and the T-shaped through hole IV is matched with the bottom end of the core rod.

Furthermore, the head end and the tail end of the core rod connecting rod are both in a screw rod structure, and the head end of the core rod connecting rod is matched with the threaded through hole.

Furthermore, two through holes ten are symmetrically arranged on two sides of the first threaded through hole, positioning grooves are respectively formed in the front arm and the rear arm of the mandrel locking plate, the first threaded through hole is matched with the tail end of the mandrel connecting rod, and the ten through holes are matched with corresponding threaded holes in a mandrel cylinder of the forming press.

Furthermore, the middle part of the mandrel connecting rod nut is provided with a fourth threaded through hole, the tail end of the mandrel connecting rod penetrates through the fourth threaded through hole, an opening is formed in one side of the fourth threaded through hole, and a fifth threaded through hole is formed in the opening end of the fourth threaded through hole.

The utility model has the beneficial effects that: the utility model ensures that the 100T forming machine can continuously and stably press the valve guide pipe in the one-to-four powder metallurgy production, has reasonable structure, easy disassembly and assembly and stronger universality, can realize the highest product forming speed of 10spm (50 Hz), can realize the production of the valve guide pipe with the diameter not more than 19mm and the length not more than 80mm, has higher tool strength and reliability, can ensure the maintenance and replacement free in a longer time, and simultaneously ensures higher production precision.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described 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 creative efforts.

FIG. 1 is a schematic view of the installation and connection of a fastening tool for a 100T forming press according to an embodiment of the present invention;

FIG. 2 is an enlarged view of A in FIG. 1;

FIG. 3 is an enlarged view of B in FIG. 1;

FIG. 4 is an enlarged view of C in FIG. 1;

FIG. 5 is an enlarged view of D in FIG. 1;

FIG. 6 is a top view of an upper punch cover for a connection fastening tooling of a 100T forming press according to an embodiment of the present invention;

FIG. 7 is a cross-sectional view of an upper punch cover for a connection fastening tooling of a 100T forming press according to an embodiment of the present invention;

FIG. 8 is a top view of an intermediate die table panel of a connecting and fastening tool for a 100T forming press according to an embodiment of the present invention;

FIG. 9 is a cross-sectional view of an intermediate die table panel of a connecting and fastening tool for a 100T forming press according to an embodiment of the utility model;

FIG. 10 is a top view of a middle die press cover of a connecting and fastening tool for a 100T forming press according to an embodiment of the utility model;

FIG. 11 is a cross-sectional view of a middle die press cover of a connecting and fastening tool for a 100T forming press according to an embodiment of the utility model;

FIG. 12 is a top view of a lower punch cover for a connecting fastening tooling of a 100T forming press according to an embodiment of the present invention;

FIG. 13 is a cross-sectional view of a lower punch cover for a connecting fastening tooling of a 100T forming press according to an embodiment of the present invention;

FIG. 14 is a top view of a lower punch transition sleeve for a connecting fastening tooling for a 100T forming press according to an embodiment of the present invention;

FIG. 15 is a cross-sectional view of a lower punch transition sleeve for a connecting fastening tool of a 100T forming press according to an embodiment of the present invention;

FIG. 16 is a top view of a lower punch plate for a connecting and fastening tool of a 100T forming press according to an embodiment of the present invention;

FIG. 17 is a cross-sectional view of a lower punch plate of a connecting and fastening tool for a 100T forming press according to an embodiment of the present invention;

FIG. 18 is a top view of a mandrel locker of an attachment fastening tooling for a 100T forming press according to an embodiment of the utility model;

FIG. 19 is a cross-sectional view of a mandrel locker of an attachment fastening tooling for a 100T forming press according to an embodiment of the utility model;

FIG. 20 is a top view of a core rod extension bar connecting a fastening tool for a 100T forming press according to an embodiment of the present invention;

FIG. 21 is a top view of a mandrel extension bar locknut for a connecting fastening tooling of a 100T forming press according to an embodiment of the present invention;

FIG. 22 is a front view of a mandrel extension bar locknut for a connection fastening tooling of a 100T forming press according to an embodiment of the present invention;

FIG. 23 is an elevation view of a mandrel locking plate for use in a connecting and tightening tool of a 100T forming press according to an embodiment of the present invention;

FIG. 24 is a left side view of a mandrel locking plate for use in connection with a fastening tool of a 100T forming press according to an embodiment of the present invention.

In the figure: 1. punching a gland on the die; 1-1, a first T-shaped through hole; 1-2, a second through hole; 2. a middle mold table panel; 2-1, a third through hole; 2-2, a through hole IV; 3. a middle die pressing cover; 3-1, a T-shaped through hole II; 3-2, a first threaded hole; 3-3, a through hole five; 4. punching the gland downwards; 4-1, a third T-shaped through hole; 4-2, eight through holes; 5. a lower punch conversion sleeve; 5-1, nine through holes; 6. a lower punch backing plate; 6-1, a first through hole; 6-2, a second threaded hole; 6-3, a seventh through hole; 7. locking a core rod; 7-1, and a T-shaped through hole IV; 7-2, a threaded through hole II; 8. a core rod connecting rod; 9. a core rod and a connecting rod locking nut; 9-1, a threaded through hole IV; 9-2, a threaded through hole five; 9-3, opening; 10. a core rod locking plate; 10-1, a first threaded through hole; 10-2, ten through holes; 10-3 and a positioning groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.

As shown in fig. 1-5, a connecting and fastening tool for a 100T forming press comprises four upper punch press covers 1, wherein the upper punch press covers 1 are connected to form an upper punch seat of the forming press through screws, the middle part of the upper end surface of a middle die table on a die set of the forming press is connected with a middle die press cover 3 through screws, the upper end surface of the middle die press cover 3 is connected with a middle die table panel 2 through screws, the middle part of the upper end surface of a lower die table on the die set of the forming press is connected with a lower punch backing plate 6 through screws, the upper end surface of the lower punch backing plate 6 is connected with a lower punch press cover 4 through screws, four through holes one 6-1 are symmetrically distributed in the middle part of the lower punch backing plate 6, a lower punch conversion sleeve 5 is arranged in the through hole one 6-1, a core rod cylinder of the forming press is connected with a core rod locking plate 10 through screws, and four threaded through holes one 10-1 are symmetrically distributed in the middle part of the core rod locking plate 10, the first threaded through hole 10-1 is in threaded connection with the tail end of a mandrel connecting rod 8, the head end of the mandrel connecting rod 8 is in threaded connection with the tail end of a mandrel nut 7, the head end of the mandrel nut 7 is connected with a mandrel of the forming press, a mandrel connecting rod nut 9 is arranged on the upper end face of the mandrel locking plate 10, and the mandrel connecting rod nut 9 is in threaded connection with the mandrel connecting rod 8.

In an embodiment of the present invention, as shown in fig. 6 to 7, the upper punch cover 1 is made into a single independent type to facilitate disassembly and assembly, the middle part of the outer diameter of the upper punch cover is provided with an upper end 32+0.5/+0.2mm step depth 10mm-0.2/-0.1mm in the middle part of the outer diameter of the upper punch cover 54mm, a first T-shaped through hole 1-1 of the lower end 22mm step depth 6mm in the middle part is used for fixing the upper punch, the whole thickness is 16mm, 4 second through holes 1-2 of the upper part 6.6 are uniformly distributed on the circumference of the front part 42mm and the rear part for connecting the upper punch seat with the M6 bolt, and the functions are: the pressing upper punch is fixed on the upper punch seat, and the pressing upper punch belongs to a fastening tool.

As shown in fig. 8-9, the whole length of the middle die table panel 2 is 520mm, the width is 300mm, the thickness is 8mm, 4 symmetrically distributed through holes three 2-1 extending 45mm and 60mm of hole distance are used for passing through the middle die, and the chute with the side edge oblique angle of 15.5 degrees is used for smooth blanking of products and has the functions of: the powder feeding shoe carries out reciprocating powder feeding operation on the upper end face of the powder feeding shoe, and the hard chromium is plated on the surface of the powder feeding shoe to improve the surface hardness and the wear resistance, so that the service life of the tool is greatly prolonged.

As shown in fig. 10-11, the whole length of middle mould pressing cover 3 is 360mm, the width is 220mm, the thickness is 27mm, 4 upper ends of symmetric distribution are in the middle of 55mm step depth 13.5mm, the lower end is in the middle of 23mm step depth 13.5 mm's two 3-1 hole distance 60mm of T type through-hole are used for fixing the middle mould, each screw hole site is according to the screw hole site design of the middle mould platform on the 100T make-up machine die carrier, its effect is: the pressing middle die is fixed in a die cavity of a die table in a die frame, and belongs to a fastening tool.

As shown in fig. 12-13, lower punch cover 4 is designed into two halves formula and makes things convenient for dismouting mould, whole length design 243mm, width 60mm, 4 upper ends of symmetric distribution are in the side of 32.5+0.2/0mm step depth 8mm, the lower extreme is in 23.5+0.2/0mm step depth 7 mm's three 4-1 hole distance 60mm of T type through-hole is used for fixed lower punching, whole thickness design 8mm, its effect is: the lower punch is fixed on the upper end face of the lower punch backing plate 6, and belongs to a fastening tool.

As shown in fig. 14-15, the design of the outer diameter of the lower punch conversion sleeve 5 is 30mm in the inner diameter, 12mm in the inner diameter is used for the core rod via hole, the whole thickness is 15mm, the lower punch plate 6 is embedded into the inner side of the lower punch conversion sleeve 6 in the 30mm through hole 6-1 during use, after deformation is generated by long-term pressing, only the lower punch conversion sleeve 5 needs to be replaced, the production cost can be saved, and the effect is as follows: the lower punch base is in contact with the upper end face of the lower punch base, and belongs to a bearing tool.

As shown in fig. 16-17, the lower punch pad plate 6 has an overall length of 243mm, a width of 165mm and a thickness of 15mm, and 4 symmetrically distributed through holes 6-1 extending in 30mm and having a hole pitch of 60mm are used for embedding the lower punch conversion sleeve 5, and have the functions of: fixed lower punching shift cover 5 and bear down the punching die, belong to and bear the frock.

As shown in fig. 18 to 19, the overall length of the mandrel locking nut 7 is designed to be 34mm, the head lower end is extended to 16.5+0.1/0mm step depth 10mm, the upper end is extended to 11.1+0.2/0mm step depth 5mm T-shaped through hole four 7-1 for the upper end of the mandrel to pass through, the tail M18 + 1.5 threaded through hole two 7-2 is used for connecting the mandrel extension rod 8, and the function is as follows: fix the plug in the plug connects the pole, prevent its off-position, belong to fastening frock.

As shown in fig. 20, the overall length of the mandrel extension rod 8 is 215mm, the head M18 × 1.5 is connected with the mandrel locking nut, the middle part is provided with a wrench groove, and the tail M20 × 1.5 (thread structure) is connected with the mandrel extension rod locking nut 9, which has the functions of: the upper end is connected with the plug, and the lower end is fixed on the plug locking plate 10, and belongs to a connecting tool.

As shown in fig. 21-22, the overall length of the mandrel extension rod locking nut 9 is designed to be 46mm, the width thereof is 36mm, and the thickness thereof is 15mm, the middle M20 is 1.5 of four threaded through holes 9-1 is used for connecting the tail end of the mandrel extension rod 8, and 1M 6 of five threaded through holes 9-2 is designed at a position 16mm away from the center position, so that the mandrel extension rod 8 can be locked by using M6 standard bolts to prevent the mandrel extension rod from moving up and down, and the function thereof is: the fixed core rod connects pole 8, prevents that it from producing the rotation, belongs to the fastening frock.

As shown in fig. 23-24, the whole length of plug locking plate 10 designs 300mm, the width is 240mm, thickness is 30mm, 4M 20 of symmetric distribution are used for connecting the plug and connect the M20 of pole tail end 1.5 screw rod apart from 60mm in a 10-1 pitch of screw through hole of 1.5, transversely apart from the 264mm symmetric equipartition of central line 2 and even in 35mm through hole ten 10-2 are used for passing plug cylinder head screw rod, both sides horizontal position respectively designs 1 and respectively divides 11 mm's constant head tank 10-3, its effect is: a kind of frock of fixed plug extension bar 8 belongs to the fastening frock.

In summary, the upper punch gland 1 fixes the upper punch of the forming press on the upper punch seat of the forming press, the middle die table panel 2 and the middle die gland 3 fix the middle die of the forming press at the middle die table cavity position of the forming press, the lower punch gland 4, the lower punch conversion table 5 and the lower punch backing plate complete the bearing and fixing of the lower punch of the forming press, and the core rod locknut 7, the core rod extension rod 8, the core rod extension rod nut 9 and the core rod locking plate 10 complete the locking and fixing of the core rod of the forming press and the connection of the core rod and the core rod cylinder.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (9)

1. A connecting and fastening tool for a 100T forming press is characterized by comprising four upper punch covers (1), the upper punch covers (1) are connected to form an upper punch seat of the forming press through screws, the middle of the upper end face of a middle die table on a die set of the forming press is connected with a middle die cover (3) through screws, the upper end face of the middle die cover (3) is connected with a middle die table panel (2) through screws, the middle of the upper end face of a lower die table on the die set of the forming press is connected with a lower punch backing plate (6) through screws, the upper end face of the lower punch backing plate (6) is connected with a lower punch cover (4) through screws, four first through holes (6-1) are symmetrically distributed in the middle of the lower punch backing plate (6), a lower punch conversion sleeve (5) is arranged in each through hole (6-1), a core rod cylinder of the forming press is connected with a core rod locking plate (10) through screws, four threaded through holes I (10-1) are symmetrically distributed in the middle of the core rod locking plate (10), the threaded through holes I (10-1) are in threaded connection with the tail end of a core rod connecting rod (8), the head end of the core rod connecting rod (8) is in threaded connection with the tail end of a core rod locking nut (7), the head end of the core rod locking nut (7) is connected with a core rod of the forming press, a core rod connecting rod locking nut (9) is arranged on the upper end face of the core rod locking plate (10), and the core rod connecting rod locking nut (9) is in threaded connection with the core rod connecting rod (8).

2. The connecting and fastening tool for the 100T forming press according to claim 1, wherein the number of the upper punch covers (1) is 4, a T-shaped through hole I (1-1) is formed in the middle of each upper punch cover (1), four through holes II (1-2) are symmetrically distributed on the circular ring surface of each upper punch cover (1), the T-shaped through holes I (1-1) are matched with a base of a pressing upper punch die of the forming press, and the through holes II (1-2) are matched with corresponding threaded holes in an upper punch seat of the forming press.

3. The connecting and fastening tool for the 100T forming press as claimed in claim 1, wherein four through holes three (2-1) are uniformly distributed in the middle of one end of the middle die table panel (2), 6 through holes four (2-2) are symmetrically arranged on two sides of the through holes three (2-1), the through holes three (2-1) are matched with T-shaped through holes two (3-1) on the middle die pressing cover (3), the through holes four (2-2) are matched with threaded holes one (3-2) on the middle die pressing cover (3), 10 through holes five (3-3) are symmetrically distributed on two sides of the middle die pressing cover (3), the through holes five (3-3) are matched with corresponding threaded holes on the middle die table on the forming press die frame, and a die cavity formed by the through holes three (2-1) and the T-shaped through holes two (3-1) is matched with the middle die of the forming press .

4. The connecting and fastening tool for the 100T forming press as claimed in claim 1, wherein four threaded holes two (6-2) are symmetrically formed in the periphery of each of the four first through holes (6-1), 8 through holes seven (6-3) are uniformly distributed on two sides of the lower punch pad (6), the first through holes (6-1) are matched with T-shaped through holes three (4-1) in the lower punch cover (4), the second threaded holes (6-2) are matched with through holes eight (4-2) in the lower punch cover (4), and the seventh through holes (6-3) are matched with corresponding threaded holes in a lower die table in a die frame of the forming press.

5. The connecting and fastening tool for the 100T forming press according to claim 4, wherein a through hole nine (5-1) is formed in the middle of the lower punch converting sleeve (5), and a core rod of the forming press penetrates through the through hole nine (5-1).

6. The connecting and fastening tool for the 100T forming press as recited in claim 1, wherein one end of the core rod locking nut (7) is provided with a T-shaped through hole four (7-1), the other end of the core rod locking nut (7) is provided with a threaded through hole two (7-2), and the T-shaped through hole four (7-1) is matched with the bottom end of the core rod.

7. The connecting and fastening tool for the 100T forming press as recited in claim 6, wherein the head end and the tail end of the core rod connecting rod (8) are both in a screw structure, and the head end of the core rod connecting rod (8) is matched with the second threaded through hole (7-2).

8. The connecting and fastening tool for the 100T forming press is characterized in that two through holes ten (10-2) are symmetrically arranged on two sides of the first threaded through hole (10-1), a positioning groove (10-3) is respectively arranged on the front arm and the rear arm of the mandrel locking plate (10), the first threaded through hole (10-1) is matched with the tail end of the mandrel connecting rod (8), and the through holes ten (10-2) are matched with corresponding threaded holes in a mandrel cylinder of the forming press.

9. The connecting and fastening tool for the 100T forming press as recited in claim 8, wherein a threaded through hole IV (9-1) is formed in the middle of the core rod connecting rod locknut (9), the tail end of the core rod connecting rod (8) penetrates through the threaded through hole IV (9-1), an opening (9-3) is formed in one side of the threaded through hole IV (9-1), and a threaded through hole V (9-2) is formed in the opening end of the threaded through hole IV (9-1).

Images