CN219851718U - Wear-resistant hardware die - Google Patents

Abstract

The utility model discloses an anti-abrasion hardware die which comprises a base and a buffering anti-abrasion device. According to the utility model, the buffering anti-wear device is arranged, the impact energy dissipation and wear resistance of the pressing down can be improved under the buffer bearing cooperation of the first bearing strip and the first wear-resistant pad, the wear resistance between the lower die holder and the upper die holder is reduced, the buffering effect can be further improved under the cooperation of the pressure spring and the damper, the advantages of further enhancing the buffer anti-wear effect of the male die and the impact energy dissipation are achieved, the second bearing strip and the second wear-resistant pad are arranged on the outer side of the first bearing strip, the auxiliary bearing use is achieved, the stop, the disassembly and the replacement are not needed, the stamping smoothness is ensured, and the intermittent plugging and locking of the ratchet wheel, the first pawl and the second pawl are matched, the firmness of the change and the bearing use is ensured, and the occurrence of the reverse rotation phenomenon is reduced, so that the auxiliary change and the bearing use is achieved, and the stop, the disassembly and the replacement are not needed.

Description

Wear-resistant hardware die

Technical Field

The utility model relates to the field of hardware dies, in particular to an anti-abrasion hardware die.

Background

In industrial production, the hardware mould is to use various presses and special tools mounted on the presses to manufacture parts or products with required shapes by pressure, the special tools are commonly called hardware moulds, various tools and products used in daily production and life are large to the base of a machine tool, the shell of a machine body, as small as an embryo screw, a button and the shell of various household appliances, the shape of the mould determines the appearance of the products, the processing quality and precision of the mould also determine the quality of the products because of the different materials, appearances, specifications and purposes of the various products, and the mould is divided into non-plastic moulds such as casting moulds, forging moulds, compression moulds, stamping moulds and the like and plastic moulds;

the utility model provides a wear-resistant hardware mould of present application number CN202022319089.1, includes mould body and base, the base is installed in the lower extreme of mould body, the mould body includes buffer block, die cavity, design piece, spring storehouse and wear-resistant board, the die cavity is installed in the upper end of mould body, the inside at the die cavity is installed to the design piece, the buffer block is installed in the upper end of mould body to be located the edge of die cavity, be equipped with first wear-resistant layer and slider on the buffer block, first wear-resistant layer is installed in the upper end of buffer block, the inside of mould body is equipped with the spout, the slider is installed in the lower extreme of buffer block to be located the inside of spout, through being equipped with the buffer block, reduced the impact that the mould body received in the use, the wear-resistant board is installed in the side of die cavity, through being equipped with the wear-resistant board, has reduced the mould body when using directly;

according to the existing hardware die, the first wear-resistant layer is arranged, so that the direct wear of the buffer block in use is reduced, and the buffer block can move up and down by arranging the first spring connection, the sliding groove and the sliding groove, so that the impact force born by the die body in the use process is reduced, and the wear resistance of the die body is further improved;

however, after the first wear-resistant layer of the hardware die is installed, the first wear-resistant layer is difficult to disassemble, so that the first wear-resistant layer is difficult to disassemble and replace after being worn for a long time, and secondly, is influenced by continuous stamping activities, if the machine is stopped to replace the first wear-resistant layer, more time is required, and the overall stamping efficiency is greatly reduced.

Disclosure of Invention

Therefore, in order to solve the above-mentioned shortcomings, the present utility model provides a wear-resistant hardware mold.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a wear-resistant hardware mould, includes the base, base upper end fixedly connected with die holder, and die holder upper end middle part is equipped with the die, die holder upper end four sides are provided with connecting axle and buffer spring respectively, and connecting axle and buffer spring upper end all meet with last membrane seat, go up the terrace die has set firmly in the middle part of membrane seat lower extreme, and go up membrane seat upper end middle part and meet have the punching press axle, still including locating the buffering wear-resistant device of die holder upper end front and back both sides, buffering wear-resistant device includes grafting in the support frame of both sides inside around the die holder upper end, meets in the first strip of accepting of support frame upper end, places in first wear pad of first strip of accepting inside, peg graft relatively in the guide arm of support frame bottom, locate the pressure spring in the guide arm outside, fasten in the backup pad of guide arm bottom, meet in the attenuator of backup pad lower extreme and install the interchangeable wear-resisting assembly in the first strip outside relatively.

Preferably, the replaceable wear-resistant component comprises a second supporting strip connected to the outer side of the first supporting strip, a second wear-resistant pad arranged in the second supporting strip, and an adjusting and locking structure connected to the right side of the second supporting strip and connected to the upper end of the right side of the supporting frame.

Preferably, the adjusting and locking structure comprises a shell arranged at the upper end of the supporting frame, a ratchet wheel arranged in the shell, a first pawl and a second pawl which are clamped at the left side and the right side of the upper end of the ratchet wheel, and a first spring piece and a second spring piece which respectively prop against the outer sides of the first pawl and the second pawl, wherein the first pawl and the second pawl are rotationally connected with the inside of the shell, and the left side of the middle part of the ratchet wheel is spliced with a first receiving strip and a second receiving strip.

Preferably, the support frame, the first supporting strip, the first wear-resisting pad, the guide rod, the pressure spring, the support plate, the damper and the replaceable wear-resisting component are symmetrically arranged along the upper end of the lower die holder in a front-back mode, and the first supporting strip is integrally arranged in an L-shaped strip mode.

Preferably, the first wear pad is provided with a shape consistent with that of the first bearing strip, and the first wear pad is fastened and connected with the internal screw of the first bearing strip through a screw.

Preferably, the guide rod, the pressure spring and the damper are symmetrically arranged along the front and the back of the supporting plate, and the guide rods arranged at the two sides are correspondingly and vertically inserted into the front and the back of the supporting frame.

Preferably, the overall shape and structure of the second supporting strip and the second wear-resistant pad are consistent with those of the first supporting strip and the first wear-resistant pad, and the second supporting strip and the first supporting strip are combined to form a Z shape.

Preferably, the ratchet outside equidistance is offered and is not less than the sawtooth recess of twelve departments, and the ratchet is through seting up sawtooth recess looks joint with first pawl and second pawl end department respectively.

The utility model has the beneficial effects that:

advantage 1: according to the utility model, the buffering anti-wear device is arranged, so that the impact energy dissipation and wear resistance of the downward pressing can be improved under the buffering and bearing cooperation of the first bearing strip and the first wear-resisting pad, the abrasion between the lower die holder and the upper die holder is reduced, and the buffering effect can be further improved under the cooperation of the pressure spring and the damper, so that the advantages of further enhancing the buffering anti-wear effect and the impact energy dissipation of the male die are achieved.

Advantage 2: the second bearing strip and the second wear-resistant pad are arranged on the outer side of the first bearing strip, so that auxiliary bearing is realized, shutdown is not needed, disassembly and replacement are not needed, stamping smoothness is guaranteed, and secondly, the intermittent plug-in locking of the ratchet wheel, the first pawl and the second pawl is matched, the firmness of bearing exchange is guaranteed, the occurrence of reverse rotation is reduced, and therefore the advantages of auxiliary bearing exchange and use are achieved, and shutdown, disassembly and replacement are not needed.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a right side view of the present utility model;

FIG. 3 is a right side view of the buffer wear prevention device of the present utility model;

FIG. 4 is a schematic perspective view of the replaceable wear assembly of the present utility model;

FIG. 5 is a right side internal schematic view of the adjustment locking mechanism of the present utility model;

fig. 6 is a schematic perspective view of the adjustment locking structure of the present utility model.

Wherein: the anti-abrasion device comprises a base-1, a lower die holder-2, a female die-3, a connecting shaft-4, a buffer spring-5, an upper film seat-6, a male die-7, a stamping shaft-8, a buffer anti-abrasion device-9, a supporting frame-91, a first receiving bar-92, a first abrasion-resistant pad-93, a guide rod-94, a pressure spring-95, a supporting plate-96, a damper-97, an exchangeable abrasion-resistant component-98, a second receiving bar-981, a second abrasion-resistant pad-982, an adjusting and locking structure-9 a, a shell-9 a1, a ratchet wheel-9 a2, a first pawl-9 a3, a second pawl-9 a4, a first spring piece-9 a5 and a second spring piece-9 a6.

Detailed Description

In order to further explain the technical scheme of the utility model, the following is explained in detail through specific examples.

Referring to fig. 1-2, the utility model provides an anti-wear hardware mold, which comprises a base 1, wherein the upper end of the base 1 is fixedly connected with a lower mold holder 2, a female mold 3 is arranged in the middle of the upper end of the lower mold holder 2, a connecting shaft 4 and a buffer spring 5 are respectively arranged on four sides of the upper end of the lower mold holder 2, the upper ends of the connecting shaft 4 and the buffer spring 5 are connected with an upper film seat 6, a male mold 7 is fixedly arranged in the middle of the lower end of the upper film seat 6, a punching shaft 8 is connected in the middle of the upper end of the upper film seat 6, and the anti-wear hardware mold further comprises a buffering anti-wear device 9 arranged on the front side and the rear side of the upper end of the lower mold holder 2.

Referring to fig. 3, the buffering anti-wear device 9 in this embodiment includes a support frame 91 vertically inserted in front and rear sides of an upper end of the lower die holder 2, and the support frames 91 disposed in front and rear are arranged in a pair to facilitate efficient supporting and buffering, a first supporting strip 92 connected to an upper end of the support frame 91 for supporting and buffering, a first wear-resistant pad 93 disposed in the first supporting strip 92 for better wear-resistant contact, a guide rod 94 for guiding and matching and inserted in a bottom of the support frame 91 relatively to reduce the occurrence of die wear phenomenon, a pressure spring 95 surrounding the guide rod 94 and abutting against a lower end of the support frame 91, a support plate 96 fixedly connected to a bottom of the guide rod 94 for supporting, a damper 97 symmetrically mounted at a lower end of the support plate 96 for elastic vibration energy dissipation relatively, and a replaceable wear-resistant assembly 98 mounted at an outer side of the first supporting strip 92 for better convenient conversion and use of the wear-resistant pad, and no disassembly and replacement in advance, and punching efficiency are ensured.

The supporting frame 91, the first supporting strip 92, the first wear-resistant pad 93, the guide rod 94, the pressure spring 95, the supporting plate 96, the damper 97 and the replaceable wear-resistant component 98 are symmetrically arranged along the upper end of the lower die holder 2, and the first supporting strip 92 is integrally arranged in an L-shaped strip shape, so that the first supporting strip 92 is ensured to stably realize stable supporting and wear-resistant of the side edge of the upper die holder 6; the shape of the first wear-resistant pad 93 is consistent with that of the first bearing strip 92, and the first wear-resistant pad 93 is fixedly connected with the inner screw of the first bearing strip 92 through a screw, so that the first wear-resistant pad 93 can realize stable wear-resistant bearing, firm installation and use can be realized, and the occurrence of self-loosening phenomenon is reduced; guide rods 94, pressure springs 95 and dampers 97 are symmetrically arranged along the front and back sides of a supporting plate 96, the guide rods 94 arranged on two sides are vertically spliced with the front and back sides of a supporting frame 91 correspondingly, the mutual matching of the two groups of the guide rods 94, the pressure springs 95 and the dampers 97 is ensured, efficient buffering, damping and energy dissipation activities are realized, and the occurrence of impact abrasion phenomena is reduced.

Referring to fig. 4-6, the replaceable wear-resistant component 98 in this embodiment includes a second receiving bar 981 correspondingly connected to the outer side of the first receiving bar 92 for auxiliary exchange and receiving, a second wear-resistant pad 982 internally disposed in the second receiving bar 981 for auxiliary enhancement of wear resistance, and an adjusting locking structure 9a connected to the right side of the second receiving bar 981 and connected to the upper right end of the supporting frame 91, so as to ensure a stable locking state after subsequent conversion and adjustment.

The adjusting locking structure 9a comprises a shell 9a1 which is fastened and connected to the upper end of the supporting frame 91 and is in a cylindrical shape, a ratchet 9a2 which is connected to the inside of the shell 9a1 in an intermittent locking mode is rotatably connected, the left side of the middle of the ratchet 9a2 is connected with the first receiving strip 92 and the second receiving strip 981 in an inserting mode, the first pawl 9a3 and the second pawl 9a4 which are clamped and connected to the left side and the right side of the upper end of the ratchet 9a2 are clamped and connected to the first pawl 9a3 and the second pawl 9a4 in a sawtooth-shaped end, so that efficient intermittent rotation locking is conveniently achieved by being matched with the outer side of the ratchet 9a2, the occurrence of a reverse rotation phenomenon is prevented, the first spring piece 9a5 and the second spring piece 9a6 which are respectively propped against the outer sides of the first pawl 9a3 and the second pawl 9a4 are fastened and inserted to the inside of the shell 9a1, and one side of the first spring piece 9a5 and the second spring piece 9a6 which is far away from the first pawl 9a3 and the second pawl 9a4 are rotatably connected to the inside of the shell 9a 1.

Specifically, the overall shape and structure of the second receiving bar 981 and the second wear pad 982 are consistent with those of the first receiving bar 92 and the first wear pad 93, and the second receiving bar 981 and the first receiving bar 92 are combined to form a zigzag shape, so that the second receiving bar 981 and the first receiving bar 92 are matched with each other to realize stable receiving and replaceable receiving movement; twelve sawtooth grooves are formed in the outer side of the ratchet wheel 9a2 at equal intervals, the ratchet wheel 9a2 is respectively clamped with the ends of the first pawl 9a3 and the second pawl 9a4 through the formed sawtooth grooves, the fact that the ratchet wheel 9a2 is matched with the sawtooth grooves formed in the outer side of the ratchet wheel 9a3, the first pawl 9a3 and the second pawl 9a4 is guaranteed, and stable clamping and locking activities are achieved.

The working principle is as follows:

when the stamping action of hardware is to be performed, a material to be stamped can be placed in the female die 3, then the upper film seat 6 drives the male die 7 to move downwards by pushing of the stamping shaft 8, so that the upper film seat 6 can stably move downwards along the connecting shafts 4 arranged on the four sides of the upper end of the lower die seat 2, the male die 7 is jacked into the female die 3 to realize stamping, and in the process of moving downwards the upper film seat 6, the buffer springs 5 arranged on the four sides of the upper end of the lower die seat 2 can be extruded to realize elastic buffer action, so that the impact is avoided in advance, impact damage is caused to the lower die seat 2 and the female die 3, and after the stamping action is completed, the upper film seat 6 and the male die 7 move upwards and reset, the stamped hardware can be taken out from the interior of the female die 3;

when the upper film seat 6 drives the male die 7 to move downwards, the two sides of the male die 7 are contacted with a first bearing strip 92 and a first wear-resistant pad 93 which are arranged in the buffering wear-resistant device 9 in advance, so that the buffering wear-resistant activity is realized, the impact between the male die and the lower die seat 2 is reduced, the abrasion is caused, the support frame 91 can move downwards along with the lower end, the guide rods 94 arranged on the front side and the rear side of the lower end smoothly move downwards, the compression spring 95 arranged on the outer side of the guide rods 94 is extruded and elastically buffered, the energy dissipation of impact force is further improved, the occurrence of the impact wear phenomenon is reduced, the support plate 96 propped against the bottom is pushed when the compression spring 95 is compressed, the damper 97 arranged at the bottom of the support plate 96 is contracted, the subsequent compression spring 95 is rebounded, the energy dissipation activity is realized, the continuous spring of the compression spring 95 is avoided, the large noise is generated, and the advantages of the buffering wear-resistant effect of the male die 7 and the energy dissipation performance is further improved are achieved;

meanwhile, when the first wear-resistant pad 93 is used for a long time and needs to be replaced, the first wear-resistant pad 93 can be removed firstly to rotate the whole first bearing strip 92, so that the first bearing strip 92 rotates along the upper end of the supporting frame 91, the second bearing strip 981 and the second wear-resistant pad 982 which are connected with the outer side can rotate to the bearing position along with the rotation of the first bearing strip 92 to carry out auxiliary bearing wear-resistant use, the wear-resistant pad is not required to be removed and replaced, the subsequent continuous stamping operation is smooth, meanwhile, the first bearing strip 92 drives the second bearing strip 981 to rotate, the synchronous driving of the ratchet 9a2 arranged inside the adjusting locking structure 9a is realized, the ratchet 9a2 rotates, the first pawl 9a3 and the second pawl 9a4 which are propped against the left side and the right side of the upper end of the ratchet 9a2 are propped against the outer side to be provided with the elastic action of the first spring piece 9a5 and the second spring piece 9a6, the auxiliary bearing groove is formed in the outer side of the ratchet 9a2 for plug-in locking, the auxiliary bearing wear-resistant use is not required to be replaced, the subsequent continuous stamping operation is ensured, the subsequent continuous stamping operation is smooth, meanwhile, the first bearing strip 92 drives the second bearing strip 981 to rotate, the auxiliary wear-resistant pad 981 is required to be replaced, the auxiliary wear-resistant pad is replaced is enabled to be replaced, and the auxiliary wear-resistant pad 981 is required to be replaced, and the intermittent operation is guaranteed to be replaced.

The utility model provides an anti-abrasion hardware die, which is provided with a buffering anti-abrasion device 9, wherein the buffering anti-abrasion device is firstly used for buffering and supporting a first supporting strip 92 and a first wear pad 93, so that the energy dissipation and wear resistance of the downward impact can be improved, the wear resistance between a lower die holder 2 and an upper die holder 6 can be reduced, the buffering effect can be further improved by matching a pressure spring 95 and a damper 97, the advantages of further enhancing the buffering anti-abrasion effect and the energy dissipation of impact force of a male die 7 are achieved, the outer side of the first supporting strip 92 is provided with a second supporting strip 981 and a second wear pad 982, the auxiliary supporting use is realized, the stop, the disassembly and the replacement are not needed, the stamping smoothness is ensured, the intermittent insertion locking of a ratchet 9a2, a first pawl 9a3 and a second pawl 9a4 is matched, the firmness of the supporting use is ensured, and the occurrence of reverse rotation phenomenon is reduced, so that the auxiliary supporting use is achieved, and the advantages of the stop, the disassembly and the replacement are not needed.

The foregoing is merely a preferred example of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (8)

1. The utility model provides a wear-resistant hardware mould, includes base (1), base (1) upper end fastening connection has die holder (2), and die holder (2) upper end middle part is equipped with die (3), die holder (2) upper end four sides are provided with connecting axle (4) and buffer spring (5) respectively, and connecting axle (4) and buffer spring (5) upper end all meet with last membrane seat (6), go up membrane seat (6) lower extreme middle part and set firmly terrace die (7), and go up membrane seat (6) upper end middle part and meet have punching press axle (8);

the method is characterized in that: the anti-abrasion buffer device is characterized by further comprising buffer anti-abrasion devices (9) arranged on the front side and the rear side of the upper end of the lower die holder (2), wherein each buffer anti-abrasion device (9) comprises a support frame (91) inserted into the front side and the rear side of the upper end of the lower die holder (2), a first bearing strip (92) connected to the upper end of the support frame (91), a first wear-resistant pad (93) arranged in the first bearing strip (92), a guide rod (94) inserted into the bottom of the support frame (91) relatively, a pressure spring (95) arranged on the outer side of the guide rod (94), a support plate (96) fastened on the bottom of the guide rod (94), a damper (97) connected to the lower end of the support plate (96) and a replaceable wear-resistant assembly (98) relatively arranged on the outer side of the first bearing strip (92).

2. The wear resistant hardware die of claim 1, wherein: the replaceable wear-resistant assembly (98) comprises a second bearing strip (981) connected to the outer side of the first bearing strip (92), a second wear-resistant pad (982) arranged in the second bearing strip (981), and an adjusting and locking structure (9 a) connected to the right side of the second bearing strip (981) and connected with the upper end of the right side of the supporting frame (91).

3. The wear resistant hardware die of claim 2, wherein: the adjusting and locking structure (9 a) comprises a shell (9 a 1) arranged at the upper end of the supporting frame (91), a ratchet wheel (9 a 2) arranged in the shell (9 a 1), a first pawl (9 a 3) and a second pawl (9 a 4) which are clamped on the left side and the right side of the upper end of the ratchet wheel (9 a 2), a first spring piece (9 a 5) and a second spring piece (9 a 6) which respectively prop against the outer sides of the first pawl (9 a 3) and the second pawl (9 a 4), the first pawl (9 a 3) and the second pawl (9 a 4) are rotationally connected with the inner side of the shell (9 a 1), and the left side of the middle part of the ratchet wheel (9 a 2) is spliced with a first supporting strip (92) and a second supporting strip (981).

4. The wear resistant hardware die of claim 1, wherein: the support frame (91), the first supporting strip (92), the first wear-resisting pad (93), the guide rod (94), the pressure spring (95), the support plate (96), the damper (97) and the replaceable wear-resisting component (98) are symmetrically arranged along the front and the back of the upper end of the lower die holder (2), and the first supporting strip (92) is integrally arranged in an L-shaped strip shape.

5. The wear resistant hardware die of claim 1, wherein: the first wear-resistant pad (93) is identical to the first bearing strip (92) in shape, and the first wear-resistant pad (93) is fixedly connected with the internal screw of the first bearing strip (92) through a screw.

6. The wear resistant hardware die of claim 1, wherein: the guide rods (94), the pressure springs (95) and the dampers (97) are symmetrically arranged along the front and back of the supporting plate (96), and the guide rods (94) arranged on the two sides are vertically spliced with the front and back sides of the supporting frame (91) correspondingly.

7. The wear resistant hardware die of claim 2, wherein: the overall shape and structure of the second bearing strip (981) and the second wear-resisting pad (982) are consistent with those of the first bearing strip (92) and the first wear-resisting pad (93), and the second bearing strip (981) and the first bearing strip (92) are combined to form a Z shape.

8. A wear resistant hardware die in accordance with claim 3, wherein: the ratchet wheel (9 a 2) is provided with at least twelve sawtooth grooves at equal intervals on the outer side, and the ratchet wheel (9 a 2) is respectively clamped with the ends of the first pawl (9 a 3) and the second pawl (9 a 4) through the sawtooth grooves.