CN103252917A - Elastic lifting device for small and medium size table hydraulic machine and moving method thereof - Google Patents

Elastic lifting device for small and medium size table hydraulic machine and moving method thereof Download PDF

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Publication number
CN103252917A
CN103252917A CN201310190215XA CN201310190215A CN103252917A CN 103252917 A CN103252917 A CN 103252917A CN 201310190215X A CN201310190215X A CN 201310190215XA CN 201310190215 A CN201310190215 A CN 201310190215A CN 103252917 A CN103252917 A CN 103252917A
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China
Prior art keywords
sill
spring
size
small
travelling table
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CN201310190215XA
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CN103252917B (en
Inventor
袁隆秀
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HEFEI HAIDE HYDRAULIC PRESS CO Ltd
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HEFEI HAIDE HYDRAULIC PRESS CO Ltd
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Abstract

The invention relates to an elastic lifting device for a small and medium size table hydraulic machine and a moving method of the elastic lifting device. Compared with the prior art, the elastic lifting device for the small and medium size table hydraulic machine solves the problems that a device is high in cost, complex in operation and inconvenient to move. The elastic lifting device for the small and medium size table hydraulic machine comprises a lower beam (5) and a guide rail (6) connected with the lower beam (5) and further comprises a moving workbench (7). Pulley sets (2) are arranged on the lower portion of the moving workbench (7) and matched with the guide rail (6). A push-and-pull oil cylinder (4) is installed on the side portion of the moving workbench (7) through a towing hook (3). The elastic lifting device for the small and medium size table hydraulic machine is simple in structure, low in device cost and capable of reducing device cost and production cost of the device of the small and medium size table hydraulic machine.

Description

The elasticity lifting device and the moving method thereof that are used for middle-size and small-size table top hydraulic press
 
Technical field
The present invention relates to middle-size and small-size table top hydraulic press field, is elasticity lifting device and the moving method thereof for middle-size and small-size table top hydraulic press specifically.
 
Background technology
In various middle-size and small-size table top hydraulic presses, each parts is mounted on the workbench irremovable at present.When more must making during mold exchange movable workbench rise, needs break away from sill, and the travelling table employing is to be controlled by the floating guide rail of HYDRAULIC CONTROL SYSTEM, this hydraulic control complex structure, floor space is big, the equipment cost height, more suitable for large-scale table top hydraulic press, but then increased equipment cost virtually at middle-size and small-size table top hydraulic press.And middle-size and small-size table top hydraulic press requires renewal part frequently when reality is used, it is very inconvenient that existing hydraulic control structure operation is got up.How to develop a kind of middle-size and small-size table top hydraulic press, simple in structure, easy to operate elasticity lifting device of being applicable to and become urgent problem.
 
Summary of the invention
The objective of the invention is for solve equipment cost height in the prior art, complicated operation, the inconvenient defective that moves moulds, the elasticity lifting device and the moving method thereof that are provided for middle-size and small-size table top hydraulic press solve the problems referred to above.
To achieve these goals, technical scheme of the present invention is as follows:
The elasticity lifting device that is used for middle-size and small-size table top hydraulic press, comprise sill and the guide rail that links to each other with sill, also comprise travelling table, assembly pulley is equipped with in described travelling table bottom, described assembly pulley matches with guide rail, and described travelling table sidepiece is installed with push cylinder by draw hook.
Described assembly pulley comprises cushion block and the rolling wheel support that is installed in the cushion block, and described cushion block is installed on the gland, and described rolling wheel support top is equipped with spring, and bearing is housed in the rolling wheel support, and the bearing bottom is equipped with bearing pin, suit roller on the bearing pin.
Described spring is disk spring, and the spring force of described disk spring is greater than the weight summation of travelling table and mould.
Be used for the moving method of middle-size and small-size table top hydraulic press, its step is as follows:
At first, the action of push cylinder piston rod, draw hook promotes travelling table rolls it in the elongate slots of sill, shift out main frame and carry out material loading to guide rail, and its position is controlled by the mechanical limit switch on the guide rail;
Secondly, the material loading push cylinder backhaul that finishes, draw hook promotion travelling table moves on the sill under the driving of piston rod, under the spring force effect of spring, the lower plane of travelling table keeps certain clearance with the last plane of sill all the time, having only roller is to contact with sill elongate slots bottom, controls by the mechanical limit switch on the sill in the position of sill;
At last, after moving to the appropriate location, the work of main frame slide block, at the further pressurized of its pressure lower spring, the compression spring will make the last plane contact of lower plane and the sill of travelling table, so that bigger pressure is delivered to sill, slide block backhaul after hours, travelling table returns to the position of leaving sill again under the spring force effect of spring.
 
Beneficial effect
Elasticity lifting device for middle-size and small-size table top hydraulic press of the present invention, compared with prior art utilize spring force that travelling table is risen in the process that moves in and out and disengage face, with the power of reducing friction, reach travelling table and can conveniently frequently move in and out the effect of loading and unloading part up and down and carrying out die change.Simple in structure, equipment cost is low, aims at middle-size and small-size table top hydraulic press and designs, and has reduced equipment cost and the production cost of middle-size and small-size table top hydraulic press.
 
Description of drawings
Fig. 1 is structural front view of the present invention
Wherein, 1-main frame slide block, 2-assembly pulley, 3-draw hook, 4-push cylinder, 5-sill, 6-guide rail, 7-travelling table.
Fig. 2 is the texture edge figure of middle pulley group of the present invention
Wherein, 21-cushion block, 22-spring, 23-bearing, 24-rolling wheel support, 25-bearing pin, 26-gland, 27-roller
Fig. 3 is the vertical view of the present invention when hydraulic press uses
Wherein, 1-main frame slide block, 3-draw hook, 4-push cylinder, 5-sill, 6-guide rail, 7-travelling table.
 
The specific embodiment
Further understand and understanding for making architectural feature of the present invention and the effect reached had, cooperate detailed explanation in order to preferred embodiment and accompanying drawing, be described as follows:
As shown in figures 1 and 3, a kind of elasticity lifting device for middle-size and small-size table top hydraulic press of the present invention, comprise sill 5 and the guide rail 6 that links to each other with sill 5, sill 5 is installed on the table top hydraulic press, and be installed on the below of table top hydraulic press main frame slide block 1, also comprise travelling table 7, assembly pulley 2 is equipped with in described travelling table 7 bottoms, described assembly pulley 2 matches with guide rail 6, assembly pulley 2 is to play the slip effect, described assembly pulley 2 can have four or six, and quantity is determined to cooperate different weight requirements according to the weight of travelling table and mould.Described travelling table 7 sidepieces are installed with push cylinder 4 by draw hook 3, and push cylinder 4 is controlled travelling table 7 and moved along the direction of guide rail 6.
As shown in Figure 2, described assembly pulley 2 comprises cushion block 21 and the rolling wheel support 24 that is installed in the cushion block 21, and the mode of installation is the installing hole that is designed to step shape in the cushion block 21, and rolling wheel support 24 is installed in installing hole.Described cushion block 21 is installed on the gland 26, and described rolling wheel support 24 tops are equipped with spring 22, and bearing 23 is housed in the rolling wheel support 24, and bearing 23 bottoms are equipped with bearing pin 25, suit roller 27 on the bearing pin 25.In rolling wheel support 24, can also be provided with the elongate slots corresponding with roller 13, the power of can better reducing friction so in use.Described spring 22 is disk spring, and the spring force of disk spring 22 is the weight greater than travelling table and mould when press is not worked.
A kind of moving method for middle-size and small-size table top hydraulic press, its step is as follows:
At first, the action of push cylinder 4 piston rods, draw hook 3 promotes travelling table 7 rolls it in the elongate slots of sill 5, shift out main frame and to guide rail 6, carry out material loading, its position is by the control of the mechanical limit switch on the guide rail, and can carry out the operations such as replacing of mould this moment at travelling table 7.
Secondly, material loading push cylinder 4 backhauls that finish, promoting travelling table 7 at draw hook under the driving of piston rod 3 moves on the sill 5, under the spring force effect of spring 22, the lower plane of travelling table 7 keeps certain clearance with the last plane of sill 5 all the time, having only roller 27 is to contact with sill 5 elongate slots bottom, position at sill 5 is controlled by the mechanical limit switch on the sill 5, because the lower plane that the arranging of spring 22 can make travelling table 7 keeps certain clearance with the last plane of sill 5 all the time, so also can not damage this elasticity lifting device in the replacing of carrying out mould of medium and small hydraulic press upper frequency.
At last, move to the appropriate location after, main frame slide block 1 work, at its pressure lower spring 22 further pressurizeds, compression spring 22 will make the last plane contact of lower plane and the sill 5 of travelling table 7, bigger pressure is delivered to sill 5, slide block backhaul after hours.Because the spring force of disk spring is greater than the weight summation of travelling table 7 and mould, but under the pressure of work, firmly contact with sill 5 by the lower plane of spring 22 with travelling table 7, pressure concentrates on the sill 5, thereby has guaranteed the stability requirement of mould in the hydraulic pressure process.After work was finished, travelling table 7 returned to the position of leaving sill 5 again under the spring force effect of spring 22, can be user-friendly for the more demand of mold exchange again.
More than show and described basic principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and the specification is principle of the present invention; the present invention also has various changes and modifications without departing from the spirit and scope of the present invention, and these changes and improvements all fall in the claimed scope of the present invention.The protection domain that the present invention requires is defined by appending claims and equivalent thereof.

Claims (4)

1. the elasticity lifting device that is used for middle-size and small-size table top hydraulic press, comprise sill (5) and the guide rail (6) that links to each other with sill (5), it is characterized in that: also comprise travelling table (7), assembly pulley (2) is equipped with in described travelling table (7) bottom, described assembly pulley (2) matches with guide rail (6), and described travelling table (7) sidepiece is installed with push cylinder (4) by draw hook (3).
2. the elasticity lifting device for middle-size and small-size table top hydraulic press according to claim 1, it is characterized in that: described assembly pulley (2) comprises cushion block (21) and is installed on the interior rolling wheel support (24) of cushion block (21), described cushion block (21) is installed on the gland (26), described rolling wheel support (24) top is equipped with spring (22), bearing (23) is housed in the rolling wheel support (24), bearing (23) bottom is equipped with bearing pin (25), and bearing pin (25) is gone up suit roller (27).
3. the elasticity lifting device for middle-size and small-size table top hydraulic press according to claim 2, it is characterized in that: described spring (22) is disk spring, and the spring force of described disk spring is greater than the weight summation of travelling table (7) and mould.
4. be used for the moving method of middle-size and small-size table top hydraulic press, its step is as follows:
At first, the action of push cylinder (4) piston rod, draw hook (3) promotes travelling table (7) rolls it in the elongate slots of sill (5), shift out main frame and carry out material loading to guide rail (6), and its position is controlled by the mechanical limit switch on the guide rail;
Secondly, material loading push cylinder (4) backhaul that finishes, promoting travelling table (7) at draw hook (3) under the driving of piston rod moves on the sill (5), under the spring force effect of spring (22), the lower plane of travelling table (7) keeps certain clearance with the last plane of sill (5) all the time, having only roller (27) is to contact with sill (5) elongate slots bottom, controls by the mechanical limit switch on the sill (5) in the position of sill (5);
At last, after moving to the appropriate location, main frame slide block (1) work, at the further pressurized of its pressure lower spring (22), compression spring (22) will make the last plane contact of lower plane and the sill (5) of travelling table (7), bigger pressure being delivered to sill (5), slide block backhaul after hours, travelling table (7) returns to the position of leaving sill (5) again under the spring force effect of spring (22).
CN201310190215.XA 2013-05-22 2013-05-22 Elastic lifting device for small and medium size table hydraulic machine and moving method thereof Active CN103252917B (en)

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CN103252917B CN103252917B (en) 2015-04-22

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103568355A (en) * 2013-11-01 2014-02-12 南通皋液液压机有限公司 Movable workbench clamping method and special clamping device thereof for hydraulic press
CN107186090A (en) * 2017-06-19 2017-09-22 江西昌河汽车有限责任公司 Mould changing device
CN110670416A (en) * 2019-09-09 2020-01-10 永发(江苏)模塑包装科技有限公司 Paper pulp molding equipment with spring ball type mold lifting device
CN113878046A (en) * 2021-12-06 2022-01-04 沈阳华天航空机械有限公司 Oversized titanium alloy thermal forming furnace

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4867924A (en) * 1988-04-22 1989-09-19 The Budd Company Method and apparatus for compression molding under vacuum
CN102166830A (en) * 2011-01-17 2011-08-31 合肥合锻机床股份有限公司 Improved die-changing dolly
CN102173089A (en) * 2011-03-10 2011-09-07 合肥合锻机床股份有限公司 Medium and small-sized hydraulic machine and die change device thereof
CN202640813U (en) * 2012-06-13 2013-01-02 南通虹波机械有限公司 Oil press worktable lifting moving mechanism
CN202895745U (en) * 2012-08-29 2013-04-24 合肥海德数控液压设备有限公司 MBC type working platform routing device
CN203293577U (en) * 2013-05-22 2013-11-20 合肥海德数控液压设备有限公司 Elastic lifting device for small and medium size table hydraulic machine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4867924A (en) * 1988-04-22 1989-09-19 The Budd Company Method and apparatus for compression molding under vacuum
CN102166830A (en) * 2011-01-17 2011-08-31 合肥合锻机床股份有限公司 Improved die-changing dolly
CN102173089A (en) * 2011-03-10 2011-09-07 合肥合锻机床股份有限公司 Medium and small-sized hydraulic machine and die change device thereof
CN202640813U (en) * 2012-06-13 2013-01-02 南通虹波机械有限公司 Oil press worktable lifting moving mechanism
CN202895745U (en) * 2012-08-29 2013-04-24 合肥海德数控液压设备有限公司 MBC type working platform routing device
CN203293577U (en) * 2013-05-22 2013-11-20 合肥海德数控液压设备有限公司 Elastic lifting device for small and medium size table hydraulic machine

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103568355A (en) * 2013-11-01 2014-02-12 南通皋液液压机有限公司 Movable workbench clamping method and special clamping device thereof for hydraulic press
CN103568355B (en) * 2013-11-01 2015-09-23 南通皋液液压机有限公司 A kind of hydraulic press movable table clamping means and Special clamping device thereof
CN107186090A (en) * 2017-06-19 2017-09-22 江西昌河汽车有限责任公司 Mould changing device
CN107186090B (en) * 2017-06-19 2019-11-01 江西昌河汽车有限责任公司 Mould changing device
CN110670416A (en) * 2019-09-09 2020-01-10 永发(江苏)模塑包装科技有限公司 Paper pulp molding equipment with spring ball type mold lifting device
CN113878046A (en) * 2021-12-06 2022-01-04 沈阳华天航空机械有限公司 Oversized titanium alloy thermal forming furnace
CN113878046B (en) * 2021-12-06 2022-03-11 沈阳华天航空机械有限公司 Oversized titanium alloy thermal forming furnace

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Inventor after: Pan Xinqiang

Inventor before: Yuan Longxiu

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