CN220782002U - Pulling type inclined wedge mechanism and stamping die unit - Google Patents

Abstract

The utility model discloses a pulling type inclined wedge mechanism and a punching die unit, which comprise a pulley, an upper die driving block, a loading and unloading slot hole arranged on the side edge of the upper die driving block, wherein an I-shaped plate is inserted in the loading and unloading slot hole, a clamping protrusion and a rotating rod are arranged in the loading and unloading slot hole, and an axe block is movably arranged on the rotating rod. According to the pull-type inclined wedge mechanism and the stamping die unit, the I-shaped plate is assembled by sliding the side edge of the upper die driving block, so that a larger space is provided for mounting and operating the I-shaped plate, the I-shaped plate is fully inserted into the mounting and dismounting slot hole, the axe block and the clamping protrusion are used for diagonally locking the I-shaped plate, the rotating rod is rotated, the axe block and the clamping protrusion are used for unlocking the I-shaped plate in sequence, the I-shaped plate is convenient to mount and dismount, the I-shaped plate has better stability, the I-shaped plate is not easy to separate when in contact operation, and the efficiency of the I-shaped plate when in replacement is increased.

Description

Pulling type inclined wedge mechanism and stamping die unit

Technical Field

The utility model relates to the technical field of stamping die set inclined wedge mechanisms, in particular to a pull-type inclined wedge mechanism and a stamping die set.

Background

In the preparation process of the automobile die, when the stamping direction of part of the automobile die is in a process form of pointing from the inner side of the part to the outer side of the part, a pull-type wedge mechanism is needed for processing the situation.

According to publication (bulletin) No.: CN116117002a, publication (date): 2023-05-16 discloses a pulling type wedge mechanism for a stamping die, and the scheme has the advantages that the pulling type wedge mechanism can greatly reduce the space occupied by a pulley in the die, greatly improve the strength of a lower die insert and the pulley, save the production cost and prolong the service life of the die.

In the prior art comprising the above patent, because the upper die driving block is in continuous extrusion contact with the upper part of the pulley, the guide plates on the upper die driving block and the upper die driving block need to be repeatedly contacted and separated, so that the part is inevitably worn in the long-time extrusion contact process, in the prior art, when the part is subjected to wear-resisting treatment, the wear-resisting plate is welded or fixed by bolts, and when the plate is worn, the plate with serious wear is directly replaced, and the traditional replacement mode needs to be deep into the inclined wedge mechanism to be operated so as to take down the plate, and the operation is difficult along with potential danger, so that the cost for replacing the plate is reduced, and the die production efficiency is reduced.

Disclosure of Invention

The utility model aims to provide a pull-type wedge mechanism and a stamping die unit, which solve the problems of complex operation and potential danger in the process of replacing a wear-resistant plate on the wedge mechanism.

In order to achieve the above object, the present utility model provides the following technical solutions: the pull-type inclined wedge mechanism comprises a pulley, an upper die driving block, a loading and unloading slot hole arranged on the side edge of the upper die driving block, and an I-shaped plate member is inserted in the loading and unloading slot hole;

the loading and unloading slot hole is internally provided with a clamp protrusion and a rotating rod, the rotating rod is movably provided with an axe block, and the clamp protrusion is matched with the axe block to be used for diagonally locking the I-shaped plate.

Preferably, the I-shaped plate is divided into a touch plate and a plate, and a transverse groove and a longitudinal groove which are communicated are formed in the plate, wherein:

the touch plate is abutted against the upper die driving block;

the axe block slides in the longitudinal groove and is arranged in the transverse groove so as to lock the plate.

Preferably, a plurality of first elastic pieces are fixedly arranged in the loading and unloading slot holes, a pressing plate is fixedly arranged on the first elastic pieces, the plate slides on the pressing plate, and after the plate is locked, the first elastic pieces deform.

Preferably, the axe block is provided with symmetrically arranged arc grooves, and the arc grooves are provided with driven blocks in a sliding manner;

the driven block is fixedly provided with a driving rod and a locking rod, the plate is provided with symmetrically arranged lock holes, and the axe blocks are arranged in the transverse grooves so that the locking rod is inserted into the lock holes.

Preferably, the axe block is provided with symmetrically arranged fan-shaped protrusions, and inclined arcs are arranged on the fan-shaped protrusions;

the axe block rotates for a preset number of turns so that the fan-shaped protrusion slides in the longitudinal groove.

Preferably, the driving rod is fixedly provided with a plurality of second elastic pieces, and the driven block slides in the inclined arc so as to unlock the locking rod from the loading plate and deform the second elastic pieces.

Preferably, a connecting rod is fixedly arranged between the driving rod and the clamping convex, and the locking rod is in an unlocking plate-loading state so that the clamping convex slides to be separated from the plate.

Preferably, a storage cavity is communicated in the loading and unloading slot hole, and the clamp is convexly slid in the storage cavity.

In the technical scheme, the pull-type inclined wedge mechanism and the stamping die unit provided by the utility model have the following beneficial effects: through with the smooth plug-in assembly of I-shaped plate from last mould drive piece side to bigger space when providing I-shaped plate installation operation makes I-shaped plate insert in the loading and unloading slotted hole completely again, so that axe piece and card are protruding carries out diagonal locking to I-shaped plate, and rotate the bull stick, and make axe piece and card protruding unlock to I-shaped plate in proper order, in order to realize I-shaped plate easy dismounting, and have better steadiness, make I-shaped plate be difficult to appear breaking away from when carrying out the contact work, efficiency when increasing I-shaped plate and changing.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic view of a cam mechanism according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of a part of a horizontal arrangement of an upper die driving block according to an embodiment of the present utility model;

FIG. 3 is a schematic front-rear section view of a part of an upper driving block according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of a left side cross section of a portion of an upper driving block according to an embodiment of the present utility model;

fig. 5 is a schematic diagram of an explosion structure of an upper module driving block, an i-shaped plate and a rotating rod according to an embodiment of the present utility model.

Reference numerals illustrate:

1. a pulley; 2. an upper die driving block; 3. an I-shaped plate; 30. loading and unloading slot holes; 31. a touch panel; 32. a plate is arranged; 321. a transverse groove; 322. a longitudinal groove; 323. a rod groove; 33. a pressing plate; 331. a first elastic member; 34. a clamping protrusion; 341. a clamping hole; 342. a guide block; 343. a guide chute; 344. a storage chamber; 35. a rotating rod; 351. inclined holes; 36. an axe block; 361. an arc groove; 362. a fan-shaped protrusion; 363. oblique arc; 37. a driven block; 371. a driving rod; 372. a lock lever; 373. a lock hole; 374. a second elastic member; 375. a storage hole; 38. and a connecting rod.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

As shown in fig. 1-5, a pull-type wedge mechanism and a stamping die unit comprise a pulley 1, an upper die driving block 2, and further comprise a loading and unloading slot hole 30 arranged on the side edge of the upper die driving block 2, wherein a work-shaped plate 3 is inserted into the loading and unloading slot hole 30;

a clamp protrusion 34 and a rotating rod 35 are arranged in the loading and unloading slot hole 30, an axe block 36 is movably arranged on the rotating rod 35, and the clamp protrusion 34 is matched with the axe block 36 to be used for diagonally locking the work-shaped plate 3.

Specifically, as shown in fig. 1, 2, 4 and 5, the cross section of the axe block 36 is in a double-head axe shape, the rotating rod 35 is hinged to the bottom of the loading and unloading slot 30, a torsion spring is arranged at the hinged position, so that the rotating rod 35 in a default state is horizontal, a knob is fixedly arranged at the end part of the rotating rod 35, the axe block 36 is arranged at the port position of the close loading and unloading slot 30, the clamping protrusion 34 is arranged at the bottom of the close loading and unloading slot 30, so that the axe block 36 and the clamping protrusion 34 are in a diagonal state when locking the i-shaped plate 3, and the clamping protrusion 34 is symmetrically arranged in the loading and unloading slot 30; the upper end of the pulley 1 and the lower end of the upper die driving block 2 are provided with loading and unloading slotted holes 30.

Through with the assembly of working plate 3 follow last mould drive piece 2 side slip to the bigger space when providing working plate 3 installation operation, make working plate 3 insert in loading and unloading slotted hole 30 completely again, so that axe's piece 36 and card protruding 34 carry out diagonal locking to working plate 3, and rotate bull stick 35, and make axe's piece 36 and card protruding 34 unlock to working plate 3 in proper order, in order to realize working plate 3 easy dismounting, and have better steadiness, make working plate 3 be difficult for appearing breaking away from when carrying out the contact work, efficiency when increasing working plate 3 and changing.

As an embodiment of the present utility model, the i-shaped plate 3 is divided into a touch plate 31 and a plate 32, and a transverse slot 321 and a longitudinal slot 322 are formed in the plate 32, which are communicated with each other, wherein:

the touch plate 31 is abutted against the upper die driving block 2;

the hatchet block 36 slides within the longitudinal slot 322 and is disposed within the transverse slot 321 to lock the deck 32.

Specifically, as shown in fig. 2, 3, 4 and 5, the end surfaces of the contact plate 31 and the plate 32 close to each other are inner end surfaces, and the inner end surfaces of the contact plate 31 after the insertion assembly are abutted against the bottom of the upper die driving block 2, so that the upper die driving block 2 does not cause the deviation of the work-shaped plate 3 during working.

Further, a rod groove 323 is formed in the longitudinal groove 322, the rotating rod 35 is embedded in the rod groove 323 in a default state, and the depth of the transverse groove 321 is larger than that of the longitudinal groove 322; an inclined hole 351 is formed in the loading and unloading slot 30 so that the rotating rod 35 slides in the inclined hole 351.

When the I-shaped plate 3 is inserted into the loading and unloading slot 30, the axe block 36 slides in the longitudinal slot 322 first and deforms the torsion spring at the hinging position of the rotating rod 35, so that the rotating rod 35 is inclined and positioned in the inclined hole 351, and when the axe block 36 reaches the transverse slot 321, the axe block 36 is clamped into the transverse slot 321 and the rotating rod 35 is embedded into the rod slot 323, so that the rotating rod 35 is in a horizontal state again, and the axe block 36 finishes the longitudinal locking of the I-shaped plate 3.

As a further embodiment of the present utility model, a plurality of first elastic members 331 are fixedly mounted in the loading slot 30, the pressing plate 33 is fixedly mounted on the first elastic members 331, the plate 32 slides on the pressing plate 33, and after the plate 32 is locked, the first elastic members 331 deform.

Specifically, as shown in fig. 4 and fig. 5, the clamping protrusion 34 is close to the first elastic member 331 at the bottom of the loading slot 30, the first elastic member 331 is specifically a spring, and the first elastic member 331 closes the inner wall of the loading slot 30 in a default state; the inner end surface of the plate 32 is provided with a clamping hole 341, and the clamping hole 341 is communicated with the loading and unloading slot hole 30.

When the I-shaped plate 3 is inserted into the loading and unloading slot 30, the first elastic piece 331 deforms to enable the pressing plate 33 to abut against the inner end face of the plate 32, so that stable plug-in installation of the I-shaped plate 3 is realized, and when the plate 32 reaches the position of the clamping protrusion 34, the first elastic piece 331 close to the clamping protrusion 34 continues to deform, so that the clamping protrusion 34 keeps sliding along the inner end face of the plate 32 and is clamped in when reaching the clamping hole 341, and the clamping protrusion 34 is used for longitudinally locking the I-shaped plate 3 again.

As another embodiment provided further in the present utility model, the axe block 36 is provided with symmetrically arranged arc grooves 361, and the arc grooves 361 are slidably equipped with the driven block 37;

the driven block 37 is fixedly provided with a driving rod 371 and a locking rod 372, the plate 32 is provided with symmetrically arranged locking holes 373, and the axe block 36 arranged in the transverse groove 321 is used for enabling the locking rod 372 to be inserted into the locking holes 373.

Specifically, as shown in fig. 4 and 5, the end of the driving rod 371 is bent to form a locking rod 372, so that the driving rod 371 and the locking rod 372 keep the stress in the same direction, and the loss of the force is reduced; the angled lever 35 keeps the hatchet block 36 connected to the driven block 37.

When the H-shaped plate 3 is inserted into the loading and unloading slot hole 30 and the rotating rod 35 is inclined, the axe block 36 slides the two driven blocks 37 in the arc grooves 361 in the process of being far away from the plate 32, and under the action of gradually increasing the distance between the arc grooves 361, the two driven blocks 37 separate the two lock rods 372 from each other under the action of the driving rod 371, so that the H-shaped plate 3 is convenient to insert and install; and when axe block 36 block is in transverse slot 321, bull stick 35 resumes the horizontality, simultaneously accompanies two driven piece 37 and draws close each other to make two locking lever 372 insert in lockhole 373, thereby realize the horizontal locking to worker's shaped plate 3, so far with accomplishing the work of totally locking to worker's shaped plate 3, make worker's shaped plate 3 more firm at the during operation.

As a further embodiment of the present utility model, the axe block 36 is provided with symmetrically arranged fan-shaped protrusions 362, and the fan-shaped protrusions 362 are provided with oblique arcs 363;

the hatchet block 36 rotates a predetermined number of times to slide the fan blade 362 within the longitudinal slot 322.

Specifically, as shown in fig. 4 and 5, the fan-shaped protrusion 362 is a blade surface on the axe block 36 in the shape of a double-ended axe, and the inclined arcs 363 on the fan-shaped protrusion 362 are circumferentially arranged with the rotating rod 35 as an axis; the rotating rod 35 can rotate on the hinged position, a torsion spring is also arranged at the rotating position, so that the axe block 36 in a default state enables the fan-shaped boss 362 on the axe block to be perpendicular to the I-shaped plate 3, the inclined arc 363 is provided with a high position and a low position, the axe block 36 firstly reaches the high position from the low position and then returns to the low position from the high position in the rotating process, and a rubber pad is fixedly arranged in the inclined arc 363 so as to increase the rotation damping of the rotating rod 35 and keep the rotating rod slowly.

The rotating rod 35 is rotated by 90 degrees by rotating the knob, the axe block 36 clamped in the transverse groove 321 horizontally slides the fan boss 362 in the longitudinal groove 322, the axe block 36 can unlock the plate 32 longitudinally at the moment, the work plate 3 is conveniently pulled out of the loading and unloading slot 30, the knob on the rotating rod 35 is not required to be supported for a long time, and one-hand operation can be realized to pull out the work plate 3.

As still another embodiment of the present utility model, the driving rod 371 is fixedly provided with a plurality of second elastic members 374, and the driven block 37 slides in the inclined arc 363 to unlock the locking rod 372 from the plate 32 and deform the second elastic members 374.

Specifically, as shown in fig. 3, 4 and 5, the loading slot 30 is provided with a storage hole 375, the second elastic member 374 is fixedly installed in the Chu Kong 375, and the second elastic member 374 is specifically a spring, so that the second elastic member 374 makes the lock rod 372 face the lock hole 373 in a default state.

After the rotating rod 35 rotates, the driven blocks 37 reach the inclined arcs 363 from the arc grooves 361, so that the two driven blocks 37 are far away again, and the driving rod 371 drives the locking rod 372 to be separated from the locking hole 373, so that the plate 32 is transversely unlocked, and the I-shaped plate 3 is conveniently pulled out of the loading and unloading slotted hole 30; meanwhile, the length of the fan-shaped protrusion 362 near the rotating rod 35 is far longer than that of the arc groove 361 near the rotating rod 35, so that the lock rod 372 can move for a longer distance when the fan-shaped protrusion 362 and the driven block 37 are in abutting fit.

As still another embodiment of the present utility model, a connecting rod 38 is fixedly installed between the driving rod 371 and the locking protrusion 34, and the locking rod 372 is in a state of unlocking the plate 32, so that the locking protrusion 34 is slidably separated from the plate 32.

Specifically, as shown in fig. 3, 4 and 5, the connecting rod 38 slides in the opening of the Chu Kong 375.

After the axe block 36 rotates, the lock rod 372 has a further displacement, at this time, the driving rod 371 drives the clamping protrusion 34 to slide under the action of the connecting rod 38, and the clamping protrusion 34 slides out of the clamping hole 341 transversely, so that the clamping protrusion 34 is separated from the plate 32 and unlocked longitudinally, and the I-shaped plate 3 is conveniently pulled out of the loading and unloading slot 30 for replacement.

As yet another further embodiment of the present utility model, the loading slot 30 is internally and continuously provided with a storage chamber 344, and the clamping protrusion 34 slides in the storage chamber 344.

Specifically, as shown in fig. 3, 4 and 5, the storage chamber 344 is connected to the duct, the pressing plate 33 and the storage chamber 344 are provided with guide grooves 343, the bottom of the card protrusion 34 is fixedly provided with guide blocks 342, the cross section of the guide blocks 342 is T-shaped, so that the guide blocks 342 have guiding and limiting effects during the process of sliding the card protrusion 34 from the card hole 341 into the storage chamber 344 for storage, so that the card protrusion 34 can keep stably sliding.

In the process of pulling the clamping protrusion 34 to slide in the clamping hole 341 through the connecting rod 38, the clamping protrusion 34 reaches the storage cavity 344 from the clamping hole 341 to be stored, so that when the I-shaped plate 3 is pulled out of the loading and unloading slot 30, the interference of the clamping protrusion 34 is avoided, the driven block 37 at the moment reaches the high position from the low position of the inclined arc 363, and when the I-shaped plate 3 is completely pulled out of the loading and unloading slot 30, the torsion spring on the rotating rod 35 is restored to deform, so that the driven block 37 returns to the low position from the high position, the axe block 36 is rotated 90 degrees, and the driven block 37 reaches the arc slot 361 again, so that the loading and unloading slot 30 is convenient for the next installation work of the I-shaped plate 3.

Working principle: by sliding and inserting the I-shaped plate 3 from the side edge of the upper die driving block 2, a larger space is provided when the I-shaped plate 3 is installed and operated, when the I-shaped plate 3 is inserted into the loading and unloading slot hole 30, the axe block 36 slides in the longitudinal slot 322 first, and the torsion spring at the hinging position of the rotating rod 35 is deformed, so that the rotating rod 35 is kept inclined and positioned in the inclined hole 351, and when the axe block 36 reaches the position of the transverse slot 321, the axe block 36 is clamped into the transverse slot 321, and the axe block 36 completes the longitudinal locking of the I-shaped plate 3; when the plate 32 reaches the position of the clamping convex 34, the first elastic piece 331 close to the clamping convex 34 is deformed continuously, so that the clamping convex 34 keeps sliding along the inner end surface of the plate 32 and is clamped when reaching the clamping hole 341, and the clamping convex 34 locks the work-shaped plate 3 longitudinally again; when the rotating rod 35 inclines, the axe block 36 slides the two driven blocks 37 in the arc grooves 361 in the process of being away from the plate 32, and under the action of gradually increasing the distance between the arc grooves 361, the two driven blocks 37 separate the two lock rods 372 from each other under the action of the driving rod 371, so that the I-shaped plate 3 is convenient to plug and mount; and when axe block 36 block is in transverse slot 321, bull stick 35 resumes the horizontality, simultaneously accompanies two driven piece 37 and draws close each other to make two locking lever 372 insert in lockhole 373, thereby realize the horizontal locking to worker's shaped plate 3, so far with accomplishing the work of totally locking to worker's shaped plate 3, make worker's shaped plate 3 more firm at the during operation.

Secondly, when the H-shaped plate 3 is unlocked and replaced, the knob is rotated to enable the rotating rod 35 to rotate 90 degrees, so that the axe block 36 clamped in the transverse groove 321 horizontally enables the fan boss 362 to be positioned in the H-shaped plate 3, and the fan boss 362 horizontally slides in the longitudinal groove 322, and at the moment, the axe block 36 can unlock the plate 32 longitudinally; simultaneously, after the rotating rod 35 rotates, the driven blocks 37 reach the inclined arc 363 from the arc groove 361, so that the two driven blocks 37 are far away again, and the driving rod 371 drives the locking rod 372 to be separated from the locking hole 373, so that the lateral unlocking of the plate 32 is realized; after the axe block 36 rotates, the lock rod 372 has a further displacement, and at this time, the driving rod 371 drives the clamping protrusion 34 to slide under the action of the connecting rod 38, and the clamping protrusion 34 slides out of the clamping hole 341 transversely, so that the clamping protrusion 34 is separated from the plate 32 and unlocked longitudinally, and the I-shaped plate 3 is conveniently pulled out of the loading and unloading slot 30 for replacement.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims (8)

1. The utility model provides a pulling type slide wedge mechanism and stamping die unit, includes coaster (1) and last mould drive block (2), its characterized in that still includes and opens loading and unloading slotted hole (30) that go up mould drive block (2) side, loading and unloading slotted hole (30) interpolation is provided with I shape plate (3);

a clamp protrusion (34) and a rotating rod (35) are arranged in the loading and unloading slot hole (30), an axe block (36) is movably arranged on the rotating rod (35), and the clamp protrusion (34) is matched with the axe block (36) to be used for diagonally locking the work-shaped plate (3).

2. The pull-type wedge mechanism and the stamping die unit according to claim 1, wherein the i-shaped plate (3) is divided into a touch plate (31) and a plate (32), and a transverse groove (321) and a longitudinal groove (322) which are communicated are formed in the plate (32), wherein:

the contact plate (31) is abutted against the upper die driving block (2);

the axe block (36) slides in the longitudinal groove (322) and is arranged in the transverse groove (321) so as to lock the plate (32).

3. The pull-type cam mechanism and the stamping die unit according to claim 2, wherein a plurality of first elastic members (331) are fixedly installed in the loading and unloading slot (30), a pressing plate (33) is fixedly installed on the first elastic members (331), the plate (32) slides on the pressing plate (33), and after the plate (32) is locked, the first elastic members (331) deform.

4. The pull-type wedge mechanism and the stamping die set according to claim 2, wherein the axe block (36) is provided with symmetrically arranged arc grooves (361), and the arc grooves (361) are provided with driven blocks (37) in a sliding manner;

the driven block (37) is fixedly provided with a driving rod (371) and a locking rod (372), the plate (32) is provided with symmetrically arranged lock holes (373), and the axe block (36) arranged in the transverse groove (321) is inserted into the lock holes (373) so that the locking rod (372) is inserted into the lock holes (373).

5. The pull-type wedge mechanism and the stamping die set according to claim 4, wherein the axe block (36) is provided with symmetrically arranged fan-shaped protrusions (362), and inclined arcs (363) are formed on the fan-shaped protrusions (362);

the axe block (36) rotates a predetermined number of turns to slide the fan boss (362) within the longitudinal slot (322).

6. The pulling wedge mechanism and the stamping die set as claimed in claim 5, wherein a plurality of second elastic members (374) are fixedly mounted on the driving rod (371), and the driven block (37) slides in the inclined arc (363) to enable the locking rod (372) to unlock the plate (32) and enable the second elastic members (374) to deform.

7. The pull-type wedge mechanism and the stamping die unit according to claim 6, wherein a connecting rod (38) is fixedly arranged between the driving rod (371) and the clamping protrusion (34), and the locking rod (372) is in a state of unlocking the plate (32) so as to enable the clamping protrusion (34) to slide away from the plate (32).

8. The pull-type cam mechanism and press die assembly as recited in claim 7, wherein a reservoir (344) is disposed within said loading and unloading slot (30), and said cam (34) slides within said reservoir (344).