CN111744996A - U type hardware preparation facilities - Google Patents

U type hardware preparation facilities Download PDF

Info

Publication number
CN111744996A
CN111744996A CN202010623500.6A CN202010623500A CN111744996A CN 111744996 A CN111744996 A CN 111744996A CN 202010623500 A CN202010623500 A CN 202010623500A CN 111744996 A CN111744996 A CN 111744996A
Authority
CN
China
Prior art keywords
shaped
base
groove
block
fixed
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202010623500.6A
Other languages
Chinese (zh)
Inventor
谢浔
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Chuangzhilian Environmental Protection Equipment Co ltd
Original Assignee
Shenzhen Chuangzhilian Environmental Protection Equipment Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenzhen Chuangzhilian Environmental Protection Equipment Co ltd filed Critical Shenzhen Chuangzhilian Environmental Protection Equipment Co ltd
Priority to CN202010623500.6A priority Critical patent/CN111744996A/en
Publication of CN111744996A publication Critical patent/CN111744996A/en
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D7/00—Bending rods, profiles, or tubes
    • B21D7/06—Bending rods, profiles, or tubes in press brakes or between rams and anvils or abutments; Pliers with forming dies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
    • B21D43/003—Positioning devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D45/00—Ejecting or stripping-off devices arranged in machines or tools dealt with in this subclass
    • B21D45/02—Ejecting devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D7/00—Bending rods, profiles, or tubes
    • B21D7/16—Auxiliary equipment, e.g. for heating or cooling of bends

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)

Abstract

The invention discloses a U-shaped hardware preparation device which comprises a base, wherein a U-shaped groove with an opening at the upper side is formed in the base, a U-shaped block matched with the U-shaped groove is arranged above the U-shaped groove, and a stamping mechanism for driving the U-shaped block to move up and down is arranged on the base; the inner wall of the U-shaped groove and the upper end face of the U-shaped groove are provided with inverted U-shaped limiting grooves, and the cross sections of the limiting grooves are semicircular; two workpiece positioning devices are fixed on the base and are respectively arranged on the left side and the right side of the limiting groove; the workpiece positioning device comprises a screw rod fixedly connected with the base and arranged in the left and right directions, two nuts arranged in the left and right directions are connected to the screw rod in a threaded mode, a limiting plate is arranged between the two nuts, and the limiting plate is connected to the screw rod in a sleeved mode. The invention can position the end part of the straight rod before bending through the two workpiece positioning devices, thereby accurately controlling the lengths of the two pins of the U-shaped hardware.

Description

U type hardware preparation facilities
Technical Field
The invention relates to the technical field of hardware processing, in particular to a U-shaped hardware preparation device.
Background
The hardware products refer to auxiliary and accessory finished products used in daily life and industrial production, and are made of metal materials such as gold, silver, copper, iron, tin and the like in early days, so the hardware products are famous, are also widely made of non-metal materials such as plastics, glass fibers and the like besides various metal materials, and play an important role in the survival and development processes of human beings. In daily life, U type five metals can be used in many places, is generally carrying out the punching press to the middle part of a straight-bar at present when making U type five metals, and two pin length discrepancy of the U type five metals that make are uneven. However, the length requirement or the length difference requirement of two pins of some U-shaped buckles is higher, and the existing equipment cannot control the lengths of the two pins of the manufactured U-shaped hardware, so that the production requirement cannot be met.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a U-shaped hardware product preparation device, which can position the end part of a straight rod before bending through two workpiece positioning devices so as to accurately control the lengths of two pins of U-shaped hardware.
The scheme for solving the technical problems is as follows:
a U-shaped hardware preparation device comprises a base, wherein a U-shaped groove with an opening at the upper side is formed in the base, a U-shaped block matched with the U-shaped groove is arranged above the U-shaped groove, and a stamping mechanism for driving the U-shaped block to move up and down is arranged on the base;
the inner wall of the U-shaped groove and the upper end face of the U-shaped groove are provided with inverted U-shaped limiting grooves, and the cross sections of the limiting grooves are semicircular; two workpiece positioning devices are fixed on the base and are respectively arranged on the left side and the right side of the limiting groove; the workpiece positioning device comprises a screw rod fixedly connected with the base and arranged in the left and right directions, two nuts arranged in the left and right directions are connected to the screw rod in a threaded mode, a limiting plate is arranged between the two nuts, and the limiting plate is connected to the screw rod in a sleeved mode.
A rectangular long groove is formed in the outer wall of the screw, a guide block is formed on the limiting plate, and the guide block is inserted in the rectangular long groove.
And a spring is clamped between the limiting plate and the nut on the outer side and is sleeved on the screw rod.
A U-shaped groove with a semicircular cross section is formed in the outer wall of the U-shaped block, and the U-shaped groove is opposite to the limiting groove.
An upper ejection mechanism is arranged on the U-shaped block;
the U-shaped block is formed with two through holes which are arranged left and right and run through in the vertical direction, the upper ejection mechanism comprises two upper ejector pins which are respectively sleeved in the corresponding through holes, the lower ends of the upper ejector pins extend out of the lower portion of the U-shaped block, the upper ejector pins penetrate through the upper extension ends of the U-shaped block and are fixed on the support plate, and the support plate is fixedly connected with the base.
A lower ejection device is arranged in the base;
the base is internally provided with two vertically-arranged thimble holes communicated with the limiting groove, the lower ejection device comprises two lower thimbles respectively sleeved in the corresponding thimble holes, the lower ends of the two lower thimbles are fixed at two ends of the connecting plate, the middle part of the connecting plate is fixed on a piston rod of the cylinder, and the cylinder is fixed in the base.
The stamping mechanism comprises an oil cylinder fixed on the base, the upper end of a piston rod of the oil cylinder is fixedly connected with a lug formed on the rear side wall of the U-shaped block, two vertically arranged guide rods are fixed on the lug, and the guide rods are inserted in guide holes of the base.
And a cavity is formed in the middle of the U-shaped block.
The invention has the following outstanding effects: compared with the prior art, the device can position the end part of the straight rod before bending through the two workpiece positioning devices, so that the lengths of the two pins of the U-shaped hardware are accurately controlled.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view, in half section, of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2;
FIG. 4 is a cross-sectional view of FIG. 3 taken about B-B;
FIG. 5 is a rear view of the present invention;
FIG. 6 is a schematic structural diagram of a U-shaped hardware product prepared by the invention.
Detailed Description
In the embodiment, as shown in fig. 1 to 6, a U-shaped hardware preparation device includes a base 1, a U-shaped groove 11 with an open upper side is formed on the base 1, a U-shaped block 2 matched with the U-shaped groove 11 is arranged above the U-shaped groove 11, and a stamping mechanism 3 for driving the U-shaped block 2 to move up and down is arranged on the base 1;
an inverted U-shaped limiting groove 12 is formed in the inner wall of the U-shaped groove 11 and the upper end face of the U-shaped groove 11, and the cross section of the limiting groove 12 is semicircular; two workpiece positioning devices 4 are fixed on the base 1, and the two workpiece positioning devices 4 are respectively arranged on the left side and the right side of the limiting groove 12; the workpiece positioning device 4 comprises a screw rod 41 fixedly connected with the base 1 and arranged in the left-right direction, two nuts 42 arranged in the left-right direction are screwed on the screw rod 41, a limiting plate 43 is arranged between the two nuts 42, and the limiting plate 43 is sleeved on the screw rod 41.
Furthermore, a rectangular long groove 411 is formed on the outer wall of the screw rod 41, a guide block 431 is formed on the limit plate 43, and the guide block 431 is inserted in the rectangular long groove 411.
Furthermore, a spring 44 is clamped between the limiting plate 43 and the outer nut 42, and the spring 44 is sleeved on the screw rod 41.
Furthermore, a U-shaped groove 21 with a semicircular section is formed in the outer wall of the U-shaped block 2, the U-shaped groove 21 is opposite to the limiting groove 12, and the U-shaped groove 21 can position the thin rod 9 during bending to prevent the thin rod from sliding out.
Furthermore, an upper ejection mechanism 5 is arranged on the U-shaped block 2;
the U-shaped block 2 is formed with two through holes 22 which are arranged left and right and run through in the vertical direction, the upper ejection mechanism 5 comprises two upper ejector pins 51 which are respectively sleeved in the corresponding through holes 22, the lower ends of the upper ejector pins 51 extend out of the lower portion of the U-shaped block 2, the upper ejector pins 51 penetrate through the upper extending ends of the U-shaped block 2 and are fixed on the support plate 52, and the support plate 52 is fixedly connected with the base 1.
Furthermore, a lower ejection device 6 is arranged in the base 1;
two vertically-arranged thimble holes 13 communicated with the limiting groove 12 are formed in the base 1, the lower ejection device 6 comprises two lower thimbles 51 respectively sleeved in the corresponding thimble holes 13, the lower ends of the two lower thimbles 51 are fixed at two ends of a connecting plate 52, the middle of the connecting plate 52 is fixed on a piston rod of an air cylinder 53, and the air cylinder 53 is fixed in the base 1.
Furthermore, the stamping mechanism 3 comprises an oil cylinder 31 fixed on the base 1, the upper end of a piston rod of the oil cylinder 31 is fixedly connected with a projection 22 formed on the rear side wall of the U-shaped block 2, two vertically arranged guide rods 32 are fixed on the projection 22, and the guide rods 32 are inserted and sleeved in the guide holes 14 of the base 1.
Furthermore, a cavity 23 is formed in the middle of the U-shaped block 2, and the cavity 23 can save materials and reduce weight.
The working principle is as follows: firstly, a straight rod 9 is placed at the upper end of a limiting groove 12 of a base 1, and then the two ends of the slender rod 9 are positioned by adjusting the positions of two limiting plates 43;
secondly, a piston rod of the oil cylinder 31 contracts and drives the U-shaped block 2 to move downwards through the convex block 22, the middle part of the straight rod 9 is pressed downwards and pressed into the U-shaped groove 11 through the U-shaped block 2, and therefore the straight rod 9 is bent to form a U-shaped hardware product;
thirdly, a piston rod of the oil cylinder 31 extends to drive the U-shaped block 2 to move upwards and reset, if the manufactured U-shaped hardware is attached to the U-shaped block 2, the upper ejector pin 51 ejects the U-shaped hardware away from the U-shaped block 2 along with the upward movement of the U-shaped block 2;
fourthly, if the U-shaped hardware is attached to the U-shaped groove 11 of the base 1, the piston rod of the cylinder 53 contracts to drive the connecting plate to move upwards, and the connecting plate 52 drives the lower ejector pin 51 to move upwards, so that the U-shaped hardware is ejected upwards.
Finally, the above embodiments are only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.

Claims (8)

1. The utility model provides a U type hardware preparation facilities, includes base (1), its characterized in that: a U-shaped groove (11) with an opening at the upper side is formed on the base (1), a U-shaped block (2) matched with the U-shaped groove is arranged above the U-shaped groove (11), and a stamping mechanism (3) driving the U-shaped block (2) to move up and down is arranged on the base (1);
an inverted U-shaped limiting groove (12) is formed in the inner wall of the U-shaped groove (11) and the upper end face of the U-shaped groove (11), and the cross section of the limiting groove (12) is semicircular; two workpiece positioning devices (4) are fixed on the base (1), and the two workpiece positioning devices (4) are respectively arranged on the left side and the right side of the limiting groove (12); the workpiece positioning device (4) comprises a screw rod (41) fixedly connected with the base (1) in the left-right direction, two nuts (42) arranged left and right are connected to the screw rod (41) in a threaded mode, a limiting plate (43) is arranged between the two nuts (42), and the limiting plate (43) is connected to the screw rod (41) in a sleeved mode.
2. The U-shaped hardware preparation device of claim 1, wherein: a rectangular long groove (411) is formed in the outer wall of the screw (41), a guide block (431) is formed in the limiting plate (43), and the guide block (431) is inserted in the rectangular long groove (411).
3. The U-shaped hardware preparation device of claim 2, wherein: and a spring (44) is clamped between the limiting plate (43) and the nut (42) at the outer side, and the spring (44) is sleeved on the screw rod (41).
4. The U-shaped hardware preparation device of claim 1, wherein: and a U-shaped groove (21) with a semicircular section is formed in the outer wall of the U-shaped block (2), and the U-shaped groove (21) is opposite to the limiting groove (12).
5. The U-shaped hardware preparation device of claim 1, wherein: an upper ejection mechanism (5) is arranged on the U-shaped block (2);
the U-shaped block (2) is formed with two through holes (22) which are arranged left and right and run through in the vertical direction, the upper ejection mechanism (5) comprises two upper ejector pins (51) which are respectively sleeved in the corresponding through holes (22), the lower ends of the upper ejector pins (51) extend out of the lower portion of the U-shaped block (2), the upper ejector pins (51) penetrate through the upper extending ends of the U-shaped block (2) and are fixed on the support plate (52), and the support plate (52) is fixedly connected with the base (1).
6. The U-shaped hardware preparation device of claim 1, wherein: a lower ejection device (6) is arranged in the base (1);
the forming has two vertical settings in base (1) and communicating thimble hole (13) with spacing groove (12), ejecting device (6) down is including cup jointing two thimble (51) down in thimble hole (13) that correspond respectively, and the lower extreme of two thimble (51) is fixed at the both ends of connecting plate (52) down, and the middle part of connecting plate (52) is fixed on the piston rod of cylinder (53), and the inside at base (1) is fixed in cylinder (53).
7. The U-shaped hardware preparation device of claim 1, wherein: the stamping mechanism (3) comprises an oil cylinder (31) fixed on the base (1), the upper end of a piston rod of the oil cylinder (31) is fixedly connected with a convex block (22) formed on the rear side wall of the U-shaped block (2), two vertically arranged guide rods (32) are fixed on the convex block (22), and the guide rods (32) are inserted in guide holes (14) of the base (1).
8. A U-shaped hardware preparation facilities of claim 7 characterized in that: and a cavity (23) is formed in the middle of the U-shaped block (2).
CN202010623500.6A 2020-07-01 2020-07-01 U type hardware preparation facilities Withdrawn CN111744996A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010623500.6A CN111744996A (en) 2020-07-01 2020-07-01 U type hardware preparation facilities

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010623500.6A CN111744996A (en) 2020-07-01 2020-07-01 U type hardware preparation facilities

Publications (1)

Publication Number Publication Date
CN111744996A true CN111744996A (en) 2020-10-09

Family

ID=72680332

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010623500.6A Withdrawn CN111744996A (en) 2020-07-01 2020-07-01 U type hardware preparation facilities

Country Status (1)

Country Link
CN (1) CN111744996A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113523048A (en) * 2021-07-22 2021-10-22 张东 U-shaped bolt fastener cold roll forming device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113523048A (en) * 2021-07-22 2021-10-22 张东 U-shaped bolt fastener cold roll forming device

Similar Documents

Publication Publication Date Title
CN212664687U (en) Stamping die based on demoulding component
CN111744996A (en) U type hardware preparation facilities
CN217941509U (en) A ammunition device for hardware punching press for precision finishing
CN208067043U (en) A kind of adjustable bending mould of bending angle
CN209998282U (en) accurate mould positioning device
CN214022750U (en) Bending mechanism for stainless steel product production
CN109774231A (en) A kind of mold of fast demoulding
CN207642100U (en) A kind of side board of railroad car iron clad molding blanking die
CN102615745A (en) Slide-block inverted fastener releasing device of plastic-rubber mould
CN110899515A (en) Press-down bending die device with function of preventing position deviation
CN204398091U (en) A kind of revolving body ceramic member particular manufacturing craft with degree of depth blind hole
CN216027647U (en) Automatic guiding device for punch material plate
CN210412200U (en) Guiding and limiting mechanism for die floating strip
CN215544237U (en) Thin material tablet time delay takes off material structure
CN221434682U (en) Stamping die with accurate direction
CN209288109U (en) A kind of wooden house wall connector processing mold
CN217252342U (en) Stamping die
CN208178249U (en) A kind of antiwear hardware dies
CN219169438U (en) Automatic get a formula fine blanking metal mold
CN215394992U (en) Novel structure of manual press
CN213378842U (en) Automatic forming and manufacturing device for annular parts
CN221231390U (en) Deep drawing forming progressive die
CN214111225U (en) Quick mould of X type syringe needle
CN218260787U (en) Material grabbing, pushing and pressing mechanism
CN210358827U (en) Combined hardware stamping die

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20201009