Shearing type die for motor shell

Abstract

The utility model discloses a motor shell shearing type die which comprises a supporting frame, a hydraulic cylinder is fixedly installed on the outer wall of the top of the supporting frame, the output end of the hydraulic cylinder is detachably connected with an upper die through a bolt, a lower die is fixedly installed on the inner wall of the bottom of the supporting frame, and the lower die and the upper die are provided with the same blanking assembly. The blanking assembly comprises a mounting groove formed in the outer wall of the top of the lower die, a lower cutter is fixedly sleeved with the mounting groove, an upper cutter is fixedly connected to the inner wall of the top of the upper die, the upper cutter surrounds the outer portion of the contact part of the upper die and is matched with the lower cutter, and a temporary storage groove is formed in the outer wall of the top of the lower die. According to the utility model, through the arrangement of the blanking assembly, the edge of a finished product can be trimmed in time after the material is formed, so that a processing procedure can be omitted, and the processing efficiency is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to motor production technical field, concretely is a motor shell shearing die. BACKGROUND

[0002] With the rapid development of emerging industries such as electric vehicles, the demand for motor machines is rising, which rotates the starter rotor by the force of the energized coil in the magnetic field, and the small gear on the rotor drives the engine flywheel to rotate.

[0003] Through the search, the utility model of patent announcement number CN212370981U discloses a motor shell punch forming die, including base, the inner side of base is provided with bottom top hole, the upper end surface of base is installed with die holder, the inner wall of die holder is installed with clamping die, the both sides of die holder are installed with fixed pin, one end of base is provided with supporting plate, the side of supporting plate upper end is installed with main support, the upper end surface of main support is installed with two hydraulic cylinders.

[0004] The above-mentioned device will often leave some excess material on the edge of the finished product after completing processing, which will be sheared again by other equipment, and the operation process is more, which needs to consume more time, and then will increase the production cost, and there is room for improvement. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a motor shell shearing die to solve the problems in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme: a motor shell shearing die, including support frame, the outer wall of support frame top is fixedly installed with hydraulic cylinder, the output end of hydraulic cylinder is connected with upper die through bolt dismounting, the inner wall of support frame bottom is fixedly installed with lower die, the same punching assembly is installed to lower die and upper die, the installation groove is set in the outer wall of lower die top, the lower cutter is fixedly sleeved in the inside of installation groove, the upper cutter is fixedly connected to the inner wall of upper die top, the upper cutter is surrounded outside the contact part of upper die, the upper cutter is matched with lower cutter, the temporary storage groove is set in the outer wall of lower die top, and the inner wall of temporary storage groove bottom is provided as an inclined surface.

[0007] The edge of the finished product can be trimmed in time after the material is completed, so that a processing procedure can be saved, and the processing efficiency is greatly improved, when the upper die and the lower die are about to be closed, the upper cutter will also be in contact with the raw material, and the trimming of the edge of the finished product can be completed by the upper cutter cooperating with the lower cutter as the upper die continues to move, and the edge corners trimmed will fall into the temporary storage groove and then slide out along the slope.

[0008] As a further preferred aspect of the present technical solution, the lower mold is externally provided with a discharging assembly, the discharging assembly comprises two support plates fixedly connected to one corner of the lower mold, the support plates are internally rotatably connected with a pushing plate through bearings, the pushing plate is arranged at the top of the lower mold, one end of the pushing plate is coaxially fixed with a gear, the lower mold is externally fixedly connected with a limiting frame arranged horizontally, the limiting frame is internally slidably connected with a rack engaged with the gear.

[0009] As a further preferred aspect of the present technical solution, the upper mold is externally fixedly connected with a driving strip at one end through bolts, the driving strip is provided with an inclined plate at one end of the bottom, the inclined plate is in contact with the protruding part of the rack, and the limiting frame is fixedly connected with a spring two between the inner wall on one side and the rack.

[0010] When the upper mold moves downward, the extrusion column on the outer side of the upper mold will first abut against the contact column, then the pulling force of the spring one applied to the moving frame will be overcome, the moving frame and the pushing plate will move downward along with the downward movement of the upper mold, so that the pushing plate does not hinder the forming work, and finally the pushing plate can also enter the corresponding accommodating groove in the lower mold, so that the finished product is effectively prevented from being flawed, and when the upper mold and the lower mold are separated, the spring one can push the finished product to the top of the lower mold.

[0011] As a further preferred aspect of the present technical solution, the lower mold is internally provided with a pushing assembly, the pushing assembly comprises a moving frame slidably connected to the outer wall of the bottom of the upper mold, the moving frame is fixedly connected with a horizontally arranged pushing plate at the top, the pushing plate extends out of the forming groove in the lower mold, the bottom inner wall of the lower mold is provided with an accommodating groove matched with the pushing plate, and the moving frame is externally sleeved with more than one spring one, and the two ends of the spring one are fixedly connected with the lower mold and the bottom inner wall of the moving frame, respectively.

[0012] As a further preferred aspect of the present technical solution, the bottom inner wall of the moving frame is fixedly connected with a vertically arranged contact column on both sides, the outer wall of the upper mold is fixedly connected with a vertically arranged extrusion column on both sides, and the two extrusion columns are respectively located directly above the two contact columns.

[0013] As a further preferred aspect of the present technical solution, the outer wall of the lower mold is fixedly connected with a support sleeve on both sides, and the two contact columns are slidably connected in the two support sleeves, respectively.

[0014] As a further preferred aspect of the present technical solution, the pushing plate is provided with a rubber gasket on the side wall close to the lower mold.

[0015] The utility model provides a motor shell shearing type mould has the following beneficial effects:

[0016] (1)The utility model discloses a punching assembly can be in material after forming, timely to the edge of finished product prunes to can save a processing procedure, and then make processing efficiency greatly improve, when the upper die and lower die are about to close, the upper tool also will be contacted with raw material, along with the upper die continues to move, the upper tool cooperates lower tool and can complete the pruning of finished product edge, and the corner material of pruning will fall into the temporary storage groove, and then slide along its slope and fall out.

[0017] (2)The utility model discloses a discharging assembly, when the upper die is moving downward, the extrusion column of its outside will first abut with contact column, and then the pulling force that spring one applies to moving frame will be overcome, and moving frame and material pushing plate will move down along with the lower movement of upper die, thereby avoiding that material pushing plate hinders the formation work to carry out, finally material pushing plate can also enter the accommodating groove in the inside of lower die, effectively avoid the finished product to produce the flaw, when the upper die and lower die separate, spring one can push finished product to the top position of lower die. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the whole first visual angle structure schematic diagram of the utility model;

[0019] Figure 2 It is the whole second visual angle structure schematic diagram of the utility model;

[0020] Figure 3 It is the local section view amplification structure schematic diagram of the utility model;

[0021] Figure 4 It is the Figure 1 Amplification structure schematic diagram of A place in the utility model;

[0022] In the drawing: 1, support frame;2, hydraulic cylinder;3, lower die;4, upper die;5, punching assembly;6, discharging assembly;7, material pushing assembly;501, installation groove;502, lower tool;503, upper tool;504, temporary storage groove;601, support plate;602, material pushing plate;603, limit frame;604, rack;605, gear;606, drive bar;607, rubber gasket;701, moving frame;702, material pushing plate;703, spring one;704, support sleeve;705, contact column. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model.

[0024] The utility model provides technical scheme: as Figure 1 , Figure 2 And Figure 3As shown, in this embodiment, a motor shell shearing die includes a support frame 1, a hydraulic cylinder 2 is fixedly installed on the top outer wall of the support frame 1, an upper die 4 is detachably connected to the output end of the hydraulic cylinder 2 through bolts, a lower die 3 is fixedly installed on the bottom inner wall of the support frame 1, the lower die 3 and the upper die 4 are provided with the same blanking assembly 5, the blanking assembly 5 includes a mounting groove 501 formed in the top outer wall of the lower die 3, a lower cutter 502 is fixedly sleeved in the mounting groove 501, an upper cutter 503 is fixedly connected to the top inner wall of the upper die 4, the upper cutter 503 surrounds the outer portion of the contact portion of the upper die 4, the upper cutter 503 is matched with the lower cutter 502, and a temporary storage groove 504 is formed in the top outer wall of the lower die 3.

[0025] When the upper die 4 and the lower die 3 are about to be closed, the upper cutter 503 will also be in contact with the raw material, and as the upper die 4 continues to move, the upper cutter 503 cooperates with the lower cutter 502 to complete the trimming of the edges of the finished product, and the trimmed corners will fall into the temporary storage groove 504 and then slide out along the slope.

[0026] As shown in Figure 2 and Figure 3 , the lower die 3 is internally provided with a material ejection assembly 7, the material ejection assembly 7 includes a moving frame 701 which is slidingly inserted into the bottom outer wall of the upper die 4, a horizontal material ejection plate 702 is fixedly connected to the top outer wall of the moving frame 701, the material ejection plate 702 extends out of the forming groove inside the lower die 3, and the bottom inner wall of the lower die 3 is provided with a containing groove which is matched with the material ejection plate 702, and more than one spring 1 703 is sleeved outside the sliding column of the moving frame 701, and the two ends of the spring 1 703 are respectively fixedly connected to the bottom inner wall of the lower die 3 and the moving frame 701.

[0027] The bottom inner wall of the moving frame 701 is fixedly connected with two vertically arranged contact columns 705 on both sides, the outer wall of the upper die 4 is fixedly connected with two vertically arranged extrusion columns on both sides, and the two extrusion columns are respectively located directly above the two contact columns 705.

[0028] When the upper die 4 moves downward, the extrusion column outside the upper die 4 will first abut against the contact column 705, and then the pulling force of the spring 1 703 applied to the moving frame 701 will be overcome, and the moving frame 701 and the material ejection plate 702 will move downward with the lower movement of the upper die 4, so as to avoid that the material ejection plate 702 hinders the forming work, and finally the material ejection plate 702 can also enter the corresponding containing groove inside the lower die 3, thereby effectively avoiding that the finished product has defects, and when the upper die 4 and the lower die 3 are separated, the spring 1 703 can push the finished product to the top position of the lower die 3.

[0029] As shown in Figure 3 and Figure 4As shown, the lower die 3 is externally mounted with a discharging assembly 6, the discharging assembly 6 comprises two support plates 601 fixedly connected with one corner of the lower die 3, the support plates 601 are internally rotationally connected with a pushing plate 602 through bearings, the upper half of the pushing plate 602 is located at the top of the lower die 3, a gear 605 is coaxially fixed at one end of the bottom of the pushing plate 602, a limiting frame 603 is fixedly connected with the outer wall of one end of the lower die 3 and is horizontally arranged, a rack 604 engaged with the gear 605 is slidingly inserted into the limiting frame 603.

[0030] One end of the outer wall of the upper die 4 is detachably connected with a driving strip 606 through bolts, the driving strip 606 is provided with an inclined plate at one end of the bottom, the inclined plate is in contact with the protruding part of the rack 604, a spring two is fixedly connected between the inner wall of one side of the limiting frame 603 and the rack 604.

[0031] When the upper die 4 continues to move upwards, the inclined part of the externally fixed driving strip 606 will be in close contact with the contact end of the rack 604, the rack 604 will be pushed by the driving strip 606 and move towards the pushing plate 602, the rack 604 drives the gear 605 engaged therewith to rotate, and then the pushing plate 602 will also rotate, and the end at the top thereof can push the finished product to move from the gap of the supporting frame 1 to the outside, when the driving strip 606 resumes downward movement, the spring two in the limiting frame 603 will drive the rack 604 to return to the original position.

[0032] As shown in the figure, Figure 2 The outer walls of the two sides of the lower die 3 are fixedly connected with a support sleeve 704, and two contact columns 705 are slidingly inserted into the two support sleeves 704, which is beneficial to increase the stability of the positions of the contact columns 705 and further ensure that the butt joint of the contact columns 705 with the extrusion columns can be smoothly performed.

[0033] As shown in the figure, Figure 3 The side wall near the lower die 3 of the pushing plate 602 is provided with a rubber gasket 607, which can be used to increase the friction between the pushing plate 602 and the finished product and prevent the finished product from slipping or being damaged during the pushing process.

[0034] The utility model provides a motor shell shearing type mould, and the specific working principle is as follows:

[0035] When the device works, the material is placed on the top of the lower die 3, then the hydraulic cylinder 2 at the top of the support frame 1 is started, the output end drives the upper die 4 to move downward, and is ready to form with the lower die 3, when the upper die 4 and the lower die 3 are about to close, the upper cutter 503 also contacts the raw material, with the continuous movement of the upper die 4, the upper cutter 503 cooperates with the lower cutter 502 to complete the trimming of the edge of the finished product, and the trimmed corners fall into the temporary groove 504, and then slide out along the slope, if the corners are complete annular, the pincers are needed to cut, when the upper die 4 moves downward, the extrusion column on the outside will first abut against the contact column 705, then the pulling force of the spring 1 703 applied to the moving frame 701 will be overcome, the moving frame 701 and the material pushing plate 702 will move downward with the lower die 4, so that the material pushing plate 702 avoids hindering the forming work, finally the material pushing plate 702 also enters the corresponding accommodating groove in the lower die 3, which effectively avoids the defects of the finished product, when the upper die 4 and the lower die 3 are separated, the spring 1 703 can push the finished product to the top of the lower die 3, when the upper die 4 continues to move upward, the inclined part of the fixed driving bar 606 on the outside will be in contact with the end of the rack 604, the rack 604 will be pushed by the driving bar 606 to move to the direction of the pushing plate 602, the rack 604 drives the gear 605 engaged with it to rotate, then the pushing plate 602 also rotates, and the end at the top can push the finished product to move from the gap of the support frame 1 to the outside, when the driving bar 606 resumes to move downward, the spring 2 in the limiting frame 603 drives the rack 604 to return to the original position, the conveying belt for receiving materials can be arranged outside the support frame 1 to realize the conveying of the materials, so as to be processed subsequently.

[0036] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A die for cutting a motor housing, comprising a support frame (1), characterised in that: The support frame (1) top outer wall is fixedly installed with a hydraulic cylinder (2), the output end of the hydraulic cylinder (2) is detachably connected with an upper die (4) through bolts, the support frame (1) bottom inner wall is fixedly installed with a lower die (3), the lower die (3) and the upper die (4) are installed with the same blanking assembly (5), the blanking assembly (5) comprises an installation groove (501) formed in the top outer wall of the lower die (3), a lower cutter (502) is fixedly sleeved in the installation groove (501), an upper cutter (503) is fixedly connected to the top inner wall of the upper die (4), the upper cutter (503) surrounds the outer portion of the contact portion of the upper die (4), the upper cutter (503) is matched with the lower cutter (502), a temporary storage groove (504) is formed in the top outer wall of the lower die (3), and the bottom inner wall of the temporary storage groove (504) is provided as an inclined surface.

2. A die for cutting a motor housing according to claim 1, wherein: The lower die (3) is externally provided with a discharging assembly (6), the discharging assembly (6) comprises two support plates (601) fixedly connected to one corner of the lower die (3), a pushing plate (602) is rotatably connected to the inside of the support plate (601) through a bearing, the upper half of the pushing plate (602) is located at the top of the lower die (3), a gear (605) is fixedly and coaxially arranged at one end of the bottom of the pushing plate (602), a limiting frame (603) horizontally arranged is fixedly connected to the outer wall of one end of the lower die (3), and a rack (604) engaged with the gear (605) is slidingly inserted into the limiting frame (603).

3. A die for cutting a motor housing according to claim 2, wherein: One end of the outer wall of the upper die (4) is detachably connected with a driving strip (606) through bolts, the bottom end of the driving strip (606) is provided with an inclined plate, the inclined plate is in contact with the protruding part of the rack (604), and a spring two is fixedly connected between the inner wall of one side of the limiting frame (603) and the rack (604).

4. A shear die for a motor housing according to claim 1, wherein: A material pushing assembly (7) is installed in the lower die (3), the material pushing assembly (7) comprises a moving frame (701) slidingly inserted into the outer wall of the bottom of the upper die (4), a horizontally arranged material pushing plate (702) is fixedly connected to the top outer wall of the moving frame (701), the material pushing plate (702) extends out of the forming groove in the inside of the lower die (3), the bottom inner wall of the lower die (3) is provided with a containing groove matched with the material pushing plate (702), and more than one spring one (703) is sleeved outside the sliding column of the moving frame (701), and the two ends of the spring one (703) are fixedly connected with the bottom inner wall of the lower die (3) and the moving frame (701) respectively.

5. A die for cutting a motor housing according to claim 4, wherein: The bottom inner wall of the moving frame (701) is fixedly connected with a vertical contact column (705) on both sides, and the outer wall of the upper die (4) is fixedly connected with a vertical extrusion column on both sides.

6. A shear die for a motor housing according to claim 5 wherein: The outer wall of the lower die (3) is fixedly connected with a support sleeve (704) on both sides, and the two contact columns (705) are slidingly inserted into the inside of the two support sleeves (704) respectively.

7. A shear die for a motor housing according to claim 2, wherein: The outer wall of the pushing plate (602) close to the lower die (3) is provided with a rubber gasket (607).

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