CN211757935U

CN211757935U - Punching die for rolling boss of refrigerator sliding rail

Info

Publication number: CN211757935U
Application number: CN201922392622.4U
Authority: CN
Inventors: 蒋业华; 黄方勇
Original assignee: Wuxi Shuyang Mould Co ltd
Current assignee: Wuxi Shuyang Mould Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-10-27
Anticipated expiration: 2029-12-27

Abstract

The utility model relates to a mould, refrigerator slide rail roll extrusion boss cut-out press specifically says so. It is characterized by comprising a lower die seat and an upper die seat. There is the backing plate at the top of die holder, the backing plate coats and is stamped the lower bolster, there is central through-hole on the lower bolster, the symmetry is provided with the level and leads to the groove on the lower bolster of central through-hole both sides, there is the piece in the central through-hole, there is the blanking through-hole on going into the piece, all there is the blanking passageway on die holder and the backing plate, there is the pit on the backing plate, there is the guide way on the last face of backing plate, all there is the slider in going into the guide way of piece both sides, there is the bolt on the upper die base, there is the through-hole of stepping down on the lower bolster, slider and reset mechanism all between the guide way, it has the cope match-plate to go into the piece top, the cope match-plate links to each other with the template through vertical spacer pin compression. The die has the advantages of less manpower consumption, higher working efficiency and capability of avoiding potential safety hazards.

Description

Punching die for rolling boss of refrigerator sliding rail

Technical Field

The utility model relates to a mould, refrigerator slide rail roll extrusion boss cut-out press that is used for punching a hole to the roll extrusion boss of refrigerator slide rail specifically says so.

Background

As is well known, a refrigerator has drawers for holding articles in a cabinet, and the drawers are connected to the cabinet by a slide rail of the refrigerator. In the machining process of the refrigerator sliding rail, the rolling boss on the refrigerator sliding rail needs to be punched. At present, a manual punching method is adopted in the industry to punch a hole on a rolling boss, namely, a worker firstly utilizes a body to fix a refrigerator sliding rail and then drills the rolling boss of the refrigerator sliding rail by means of a percussion drill. The processing mode is all manual operation, more manpower is consumed, and the working efficiency is lower. Moreover, the impact drill is required to be held by a worker in the machining process, and potential safety hazards of personnel injury exist.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a refrigerator slide rail roll extrusion boss cut-out press, the manpower that adopts this mould to consume is less, and work efficiency is higher, can avoid the potential safety hazard.

In order to solve the problems, the following technical scheme is provided:

the utility model discloses a refrigerator slide rail roll extrusion boss cut-out press's characteristics are including die holder and upper die base. The top of the lower die base is provided with a horizontally arranged base plate, and a lower die plate is covered on the base plate. The lower template is provided with a central through hole, and horizontal through grooves are symmetrically formed in the upper plate surface of the lower template on two sides of the central through hole. An inlet block is arranged in the central through hole, the inlet block is in sliding fit with the central through hole, the inlet block is provided with vertically arranged blanking through holes, and blanking channels are arranged on the lower die base and the backing plate corresponding to the blanking through holes; the base plate corresponding to the inlet block is provided with a pit, and the lower part of the inlet block is positioned in the pit. The upper plate surface of the base plate is provided with a guide groove which is vertical to the horizontal through groove, the depth of the guide groove is larger than that of the pit, and the guide groove penetrates through the pit. All there is the slider in the guide way of income piece both sides, and the slider upper surface is higher than the pit bottom of pit, and the upper portion of two terminal surfaces of slider all is the inclined plane transition, and the lower part that the piece lateral wall was all be the inclined plane transition to that group that the guide way corresponds, all has the bolt on the upper die base of the outer terminal surface top of slider, and the lower part of bolt medial surface is the inclined plane transition, having the through-hole of stepping down on the lower bolster of bolt below, all having canceling release mechanical system between slider and guide way. An upper die plate is arranged above the insert, the upper die plate is connected with the upper die base through a vertical limiting pin, the upper end of the vertical limiting pin is fixedly connected with the upper die base, the upper die plate is in sliding fit with the vertical limiting pin, and a compression spring is arranged between the upper die plate and the upper die base. The upper die plate is characterized in that a depression used for accommodating a rolling boss of a refrigerator slide rail is formed in the lower plate surface of the upper die plate corresponding to the blanking through hole, a vertical through hole is formed between the bottom of the depression and the upper plate surface of the upper die plate, a punch is arranged in the vertical through hole and concentric with the blanking through hole, the upper end of the punch is fixed on the upper die base, and the punch and the vertical through hole are in up-down sliding fit.

The reset mechanism comprises a reset spring, a baffle is arranged in a guide groove on the outer side of the sliding block, horizontal through holes arranged along the guide groove are formed in the baffle, connecting rods are arranged between the sliding block and the horizontal through holes, one end of each connecting rod is fixed on the sliding block, the other end of each connecting rod penetrates through the corresponding horizontal through hole and extends out of the baffle, the connecting rods and the horizontal through holes are in sliding fit, a spring seat is arranged at the extending end of each connecting rod, and the reset spring is sleeved on the section of the connecting rod between the spring seat and the lower baffle. The bottom of the bolt above the connecting rod is provided with a notch.

By adopting the scheme, the method has the following advantages:

because the utility model discloses a refrigerator slide rail roll extrusion boss cut-out press's top has the backing plate, the backing plate coats and is stamped the lower bolster, there is central through-hole on the lower bolster, the symmetry is provided with horizontal through-groove on the lower bolster of central through-hole both sides, there is the income piece in the central through-hole, there is the blanking through-hole of vertical arrangement on the income piece, all there is the blanking passageway on the lower bolster that the blanking through-hole corresponds and the backing plate, there is the pit on the backing plate that the income piece corresponds, there is the guide way on the upper plate face of backing plate, the guide way runs through the pit, all there is the slider in the guide way of income piece both sides, all there is the bolt on the upper die base above the outer terminal surface of slider, there is the through-hole of stepping down on the lower bolster below the bolt, all there is canceling release mechanism between slider and the guide way, there is the upper die plate above the income piece, the upper die plate links to, the upper template is provided with a vertical through hole, and a punch is arranged in the vertical through hole. In use, the die is mounted on a punch. When the refrigerator sliding rail rolling device works, the refrigerator sliding rail is firstly inserted into one end of the horizontal through groove, so that the refrigerator sliding rail rolling boss is positioned on the insert block, and the refrigerator sliding rail rolling boss is positioned below the recess; then, starting the punch press to drive the lower die holder to move downwards, enabling the plug pin to penetrate through the abdicating hole to be in contact with the sliding block, pushing the sliding block to move towards one side close to the inlet block, and pushing the upper shape of the inlet block to prop against a sliding rail of the refrigerator; then, the lower die base continues to move downwards, the upper die plate abuts against the lower die plate, the rolling boss of the refrigerator slide rail enters the recess, and the compression spring is compressed; then, the punch is abutted against a rolling boss of the refrigerator slide rail, and a through hole is punched in the rolling boss of the refrigerator slide rail; and finally, the press drives the upper die base to move upwards, the upper die plate resets under the action of the compression spring, the slide block resets under the action of the resetting mechanism, and the blanking falls out of the die through the blanking through hole and the blanking channel. The punching die for the refrigerator sliding rail rolling boss can automatically punch the refrigerator sliding rail rolling boss without manual operation, almost does not consume manpower, and greatly improves the working efficiency. Moreover, during punching, workers can be far away from the punch and the die, so that potential safety hazards are avoided.

Drawings

FIG. 1 is a schematic structural view of a refrigerator slide rail rolling boss punching die of the present invention;

FIG. 2 is a schematic view of the refrigerator slide rail rolling boss punching die of the present invention in a die closing state;

FIG. 3 is a schematic perspective view of the refrigerator slide rail rolling boss punching die of the present invention;

fig. 4 is a schematic perspective view of the refrigerator slide rail rolling boss punching die after the upper die plate and the insert are omitted.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-4, the utility model discloses a refrigerator slide rail roll extrusion boss cut-out press includes die holder 1 and upper die base 7. The top of the lower die holder 1 is provided with a backing plate 2 which is horizontally arranged, and the backing plate 2 is covered with a lower template 3. The lower template 3 is provided with a central through hole, and horizontal through grooves 22 are symmetrically arranged on the upper plate surface of the lower template 3 at two sides of the central through hole. An inlet block 12 is arranged in the central through hole, the inlet block 12 is in sliding fit with the central through hole, a vertically arranged blanking through hole 25 is arranged on the inlet block 12, and a blanking channel 19 is arranged on the lower die base 1 and the backing plate 2 corresponding to the blanking through hole 25; the corresponding backing plate 2 of the inlet block 12 is provided with a concave pit 24, and the lower part of the inlet block 12 is positioned in the concave pit 24. The upper plate surface of the backing plate 2 is provided with a guide groove 18, the guide groove 18 is vertical to the horizontal through groove 22, the depth of the guide groove 18 is greater than that of the concave pit 24, and the guide groove 18 penetrates through the concave pit 24. All there is slider 13 in the guide way 18 of income piece 12 both sides, and the slider 13 upper surface is higher than the pit bottom of pit 24, and the upper portion of two terminal surfaces of slider 13 all is the inclined plane transition, and the lower part that the piece 12 lateral wall was all be the inclined plane transition that the guide way 18 corresponds into to that the group, all has bolt 5 on the upper die base 7 of slider 13 outer terminal surface top, and the lower part of the 5 medial surfaces of bolt is the inclined plane transition, having the through-hole 4 of stepping down on the lower bolster 3 of bolt 5 below, all having canceling release mechanical system between slider 13 and guide way 18. Go into 12 tops of piece and have cope match-plate pattern 6, cope match-plate pattern 6 links to each other with upper die base 7 through vertical spacer pin 23, and the upper end and the upper die base 7 of vertical spacer pin 23 are fixed connection, are the sliding fit between cope match-plate pattern 6 and vertical spacer pin 23, have compression spring 8 between cope match-plate pattern 6 and upper die base 7. The upper die plate 6 lower plate surface corresponding to the blanking through hole 25 is provided with a recess 11 for accommodating a rolling boss of a refrigerator slide rail, a vertical through hole 10 is arranged between the bottom of the recess 11 and the upper plate surface of the upper die plate 6, a punch 9 is arranged in the vertical through hole 10, the punch 9 is concentric with the blanking through hole 25, the upper end of the punch 9 is fixed on the upper die base 7, and the punch 9 is in upper and lower sliding fit with the vertical through hole 10.

The reset mechanism comprises a reset spring 15, a baffle 14 is arranged in a guide groove 18 on the outer side of the sliding block 13, horizontal through holes arranged along the guide groove 18 are formed in the baffle 14, connecting rods 16 are arranged between the sliding block 13 and the horizontal through holes, one end of each connecting rod 16 is fixed on the sliding block 13, the other end of each connecting rod 16 penetrates through the corresponding horizontal through hole and extends out of the baffle 14, the connecting rods 16 are in sliding fit with the horizontal through holes, a spring seat 17 is arranged at the extending end of each connecting rod 16, and the reset spring 15 is sleeved on the section of each connecting rod 16 between the spring seat 17 and the lower baffle 14. The bottom of the bolt 5 above the connecting rod 16 is provided with a notch 21.

In use, the die is mounted on a punch. When the refrigerator sliding rail rolling device works, the refrigerator sliding rail 20 penetrates through one end of the horizontal through groove 22, so that the rolling boss of the refrigerator sliding rail 20 is positioned on the inlet block 12, and the rolling boss of the refrigerator sliding rail 20 is positioned below the recess 11. And then, the punch press is started to drive the lower die holder 1 to move downwards, the plug pin 5 passes through the abdicating hole to be in contact with the sliding block 13, the sliding block 13 is pushed to move towards one side close to the inlet block 12, the return spring 15 is compressed, and the upper shape of the inlet block 12 is pushed to prop against the sliding rail 20 of the refrigerator. Then, the lower die holder 1 continues to move downwards, the upper die plate 6 abuts against the lower die plate 3, the rolling boss of the refrigerator slide rail 20 enters the recess 11, and the compression spring 8 is compressed. And then, the punch 9 is abutted against the rolling boss of the refrigerator slide rail 22, and a through hole is punched on the rolling boss of the refrigerator slide rail 22. And finally, the press drives the upper die base 7 to move upwards, the upper die plate 6 is reset under the action of the compression spring 8, the slide block 13 is reset under the action of the reset spring 15, and the blanking falls out of the die through the blanking through hole 25 and the blanking channel 19.

Claims

1. The punching die for the rolling boss of the refrigerator sliding rail is characterized by comprising a lower die holder (1) and an upper die holder (7); the top of the lower die base (1) is provided with a horizontally arranged base plate (2), and the base plate (2) is covered with a lower die plate (3); a central through hole is formed in the lower template (3), and horizontal through grooves (22) are symmetrically formed in the upper plate surface of the lower template (3) on the two sides of the central through hole; an inlet block (12) is arranged in the central through hole, the inlet block (12) is in sliding fit with the central through hole, blanking through holes (25) which are vertically arranged are formed in the inlet block (12), and blanking channels (19) are formed in the lower die base (1) and the base plate (2) corresponding to the blanking through holes (25); a pit (24) is arranged on the backing plate (2) corresponding to the inlet block (12), and the lower part of the inlet block (12) is positioned in the pit (24); the upper plate surface of the backing plate (2) is provided with a guide groove (18), the guide groove (18) is vertical to the horizontal through groove (22), the depth of the guide groove (18) is greater than that of the concave pit (24), and the guide groove (18) penetrates through the concave pit (24); the upper parts of two end faces of the sliding block (13) are in inclined surface transition, the lower parts of the side walls of the group of the insert blocks (12) corresponding to the guide grooves (18) are in inclined surface transition, the upper die base (7) above the outer end face of the sliding block (13) is provided with a bolt (5), the lower part of the inner side face of the bolt (5) is in inclined surface transition, a yielding through hole (4) is formed in the lower die plate (3) below the bolt (5), and a reset mechanism is arranged between the sliding block (13) and the guide grooves (18); an upper template (6) is arranged above the inlet block (12), the upper template (6) is connected with an upper die holder (7) through a vertical limiting pin (23), the upper end of the vertical limiting pin (23) is fixedly connected with the upper die holder (7), the upper template (6) is matched with the vertical limiting pin (23) in a sliding manner, and a compression spring (8) is arranged between the upper template (6) and the upper die holder (7); have on cope match-plate pattern (6) that blanking through-hole (25) correspond down sunken (11) that are used for holding refrigerator slide rail roll extrusion boss, sunken (11) bottom and cope match-plate pattern (6) are gone up between the face and have vertical through-hole (10), have drift (9) in vertical through-hole (10), drift (9) with blanking through-hole (25) are concentric, and the upper end of drift (9) is fixed on upper die base (7), is upper and lower slip form cooperation between drift (9) and vertical through-hole (10).

2. The refrigerator sliding rail rolling boss punching die as claimed in claim 1, characterized in that the return mechanism comprises a return spring (15), a baffle (14) is arranged in a guide groove (18) at the outer side of the slider (13), horizontal through holes arranged along the guide groove (18) are formed in the baffle (14), connecting rods (16) are arranged between the slider (13) and the horizontal through holes, one ends of the connecting rods (16) are fixed on the slider (13), the other ends of the connecting rods (16) penetrate through the corresponding horizontal through holes and extend out of the baffle (14), the connecting rods (16) are in sliding fit with the horizontal through holes, a spring seat (17) is arranged at the extending end of the connecting rods (16), and the return spring (15) is sleeved on the connecting rod (16) between the spring seat (17) and the lower baffle (14); the bottom of the bolt (5) above the connecting rod (16) is provided with a notch (21).