CN209598136U - A kind of lower core device - Google Patents

Abstract

The utility model discloses a kind of lower core devices, including upper plate and lower plate, positioning sleeve is provided with by bolt at left and right sides of upper plate bottom surface, positioning column corresponding with positioning sleeve is provided with by bolt at left and right sides of the plate top surface of bottom, lower fixed bracket is equipped with by bolt on lower plate, limiting bracket for installing sand core is installed on lower fixed bracket, air cylinder fixed plate and upper fixed bracket are equipped with by bolt on upper plate, air cylinder fixed plate lower part side is equipped with cylinder, cylinder passes through air cylinder fixed plate and is connected with connecting rod, turntable is provided with below connecting rod, connecting rod is flexibly connected with turntable by turntable connecting shaft, dragging connecting shaft is provided among upper fixed frame bottom, the other end of dragging connecting shaft is connect with turntable, several set handgrips are provided on turntable, compared with prior art, it can place, it grabs Sand core is preferably protected during taking and transporting, keeps sand core more complete, keeps the process of crawl more convenient, reduces human cost.

Description

A kind of lower core device

Technical field

The utility model relates to lower core fields, and in particular to a kind of lower core device.

Background technique

Product sand core is heavier, and all in casting sand mo(u)ld, production product process is artificial lower core, large labor intensity work effect Rate is low.

Summary of the invention

To solve the deficiencies in the prior art, the purpose of this utility model is to provide one kind can reduce employee's labour by force Degree saves the laborsaving lower core device of production cost and resource.

In order to achieve the above objectives, the utility model adopts the following technical solutions:

A kind of lower core device, including upper plate and lower plate, it is fixed that the upper plate bottom surface left and right sides is provided with by bolt Position set, the bottom plate top surface left and right sides are provided with positioning column corresponding with positioning sleeve by bolt, pass through spiral shell on lower plate Bolt is equipped with lower fixed bracket, and the limiting bracket for installing sand core is equipped on lower fixed bracket, passes through bolt on upper plate Air cylinder fixed plate and upper fixed bracket are installed, air cylinder fixed plate lower part side is equipped with cylinder, and cylinder passes through air cylinder fixed plate It is connected with connecting rod, is provided with turntable below connecting rod, connecting rod is flexibly connected with turntable by turntable connecting shaft, upper fixed branch Frame bottom is provided with limited block, is provided with dragging connecting shaft among upper fixed frame bottom, drags the other end of connecting shaft and turns Disk connects, and is provided with several set handgrips on turntable.

Preferably, both of the aforesaid positioning sleeve is diagonally arranged, and positioning sleeve is located at maximum distance on upper plate, guarantees upper plate Cooperation can be preferably balanced when cooperating with lower plate, prevent from misplacing.

More preferably, aforementioned lower fixed bracket is four-jaw type or three-pawl type, support bracket fastened stability, Ke Yigeng under guarantee Good fixes sand core.

It is highly preferred that aforementioned limiting bracket is equipped with flexible wall close to sand core side, the shape of limiting bracket and sand core Shape is corresponding, and flexible wall avoids damage sand core, guarantees the integrality of sand core, and the shape of limiting bracket is according to the shape system of sand core Make, fixation that can be more stable by sand core prevents sand core from falling, and can also receive damage when fixed to avoid sand core.

It is further preferred that aforementioned fixed bracket includes two for upper fixed bracket to be fixed on consolidating on upper plate Fixed board, the support plate for being set to fixed plate side and for connecting support plate and being set to the bottom plate of the support plate other end, bottom plate Several reinforcing ribs are provided between support plate, the sum of two horizontally adjacent length of reinforcing rib is less than the length of bottom plate, on Fixed bracket installs handgrip, needs very high stabilized soil pavement, and intensity can be increased by increasing reinforcing rib, reduces sand core and is transporting Rocking in the process.

Specifically, aforementioned dragging connecting shaft is fixedly installed on upper fixed bracket by nut, increases the stabilization of connecting shaft Property.

More preferably, aforementioned handgrip is provided with three sets, avoids sand core too big, fails to grip with, and prevents sand core from falling when transporting.

It is highly preferred that being equipped with anticreep preventing damage sheet rubber on the inside of aforementioned handgrip, the integrality of sand core is protected.

A kind of core setter skill of lower core device, comprising the following steps: (one), by sand core be placed on the limiting bracket of lower plate On, limiting bracket cooperates with the shape with sand core shape；(2), upper plate is moved down and passes through the positioning on upper and lower bottom plate with lower plate Column, positioning sleeve location fit, cylinder carry out closed action simultaneously under the action of compressed air, and cylinder drives connecting rod, connection Bar drives the turntable being connect with upper fixed bracket by turntable connecting shaft by dragging connecting shaft, make to be fixed on the handgrip of turntable with It is grabbed and is put down with the closed pair sand core of cylinder；(3), compressed air sustainable supply cylinder power makes handgrip clamp sand Core, equipment dragging upper plate are moved to above sand core placement location, transport sand core；(4), equipment dragging upper plate moves down, upper bottom Plate positioning column and the cooperation of equipment positioning mechanism position, and sand core positioned beneath is in design position；Compressed air is discharged to cylinder simultaneously Relieving movement is carried out, it is intracavitary that sand core is placed in type；(5), equipment actuator upper plate work repetition work one in equipment arrives Four.

Having the beneficial effect that through lower fixed bracket for the utility model, places sand core, guarantees that sand core is complete before transport It is whole, stablize, by the cooperation of upper plate and lower plate, handgrip more easily clamps sand core, by increasing handgrip, can grab Large-scale sand core, it is more convenient to make to transport, and stablizes, and guarantees that sand core does not fall out during transport, is damaged.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the partial enlargement of A in Fig. 1.

The meaning of appended drawing reference in figure: 1, upper plate, 2, lower plate, 3, positioning column, 4, positioning sleeve, 5, cylinder, 6, connection Bar, 7, turntable connecting shaft, 8, turntable, 9, dragging connecting shaft, 10, limited block, 11, sand core, 12, lower fixed bracket, 13, upper fixation Bracket, 14, handgrip, 15, air cylinder fixed plate, 16, limiting bracket.

Specific embodiment

Specific introduce is made to the utility model below in conjunction with the drawings and specific embodiments.

A kind of lower core device, including upper plate 1 and lower plate 2,1 bottom surface of the upper plate left and right sides are provided with by bolt Positioning sleeve 4,2 top surface of the lower plate left and right sides are provided with positioning column 3 corresponding with positioning sleeve 4, two positioning by bolt Set 4 is diagonally arranged, and positioning sleeve 4 is located at maximum distance on upper plate 1, guarantees that upper plate 1 can be more when cooperating with lower plate 2 Good balance cooperation, prevents from misplacing.

Lower fixed bracket 12 is equipped with by bolt on lower plate 2, lower fixed bracket 12 is four-jaw type or three-pawl type, is guaranteed The stability of lower fixed bracket 12, can preferably fix sand core, be equipped on lower fixed bracket 12 for installing sand core Limiting bracket 16, limiting bracket 16 are equipped with flexible wall, the shape and the shape phase of sand core of limiting bracket 16 close to sand core side Corresponding, flexible wall avoids damage sand core, guarantees that the integrality of sand core, the shape of limiting bracket 16 make according to the shape of sand core, Fixation that can be more stable by sand core, prevents sand core from falling, and can also receive damage when fixed to avoid sand core.

Air cylinder fixed plate 15 and upper fixed bracket 13 are equipped with by bolt on upper plate 1, upper fixed bracket 13 includes two It is a for by fixed plate that upper fixed bracket 13 is fixed on upper plate 1, the support plate for being set to fixed plate side and the company of being used for It connects support plate and is set to the bottom plate of the support plate other end, several reinforcing ribs, two levels are provided between bottom plate and support plate The sum of adjacent length of reinforcing rib is less than the length of bottom plate, and upper fixed bracket 13 installs handgrip, needs very high intensity and steady Qualitative, intensity can be increased by increasing reinforcing rib, reduce sand core rocking during transport.

15 lower part side of air cylinder fixed plate is equipped with cylinder 5, and cylinder 5 passes through air cylinder fixed plate 15 and is connected with connecting rod 6, even Turntable 8 is provided with below extension bar 6, connecting rod 6 is flexibly connected with turntable 8 by turntable connecting shaft 9, and upper fixed 13 bottom of bracket is set It is equipped with limited block 10, dragging connecting shaft 7 is provided among upper fixed 13 bottom of bracket, dragging connecting shaft 7 is pacified by the way that nut is fixed Loaded on the stability of connecting shaft on upper fixed bracket 13, is increased, the other end of dragging connecting shaft 7 is connect with turntable 8, on turntable 8 Several set handgrips 14 are provided with, handgrip 14 is provided with three sets, avoids sand core too big, fails to grip with, and prevents sand core from falling when transporting It falls, anticreep preventing damage sheet rubber is installed on the inside of handgrip 14, protects the integrality of sand core.

A kind of core setter skill of lower core device, comprising the following steps: (one), by sand core 11 be placed on the limit of lower plate 2 On bracket 16, limiting bracket 16 cooperates with the shape with 11 shape of sand core；(2), upper plate 1 is moved down and is passed through above and below with lower plate 2 Positioning column 3,4 location fit of positioning sleeve on bottom plate 2, cylinder 5 carry out closed action, cylinder simultaneously under the action of compressed air 5 drive connecting rod 6, and connecting rod 6 is driven by dragging connecting shaft 7 to be turned by what turntable connecting shaft 9 was connect with upper fixed bracket 13 Disk 8, the closed pair sand core 11 for making the handgrip for being fixed on turntable 8 14 follow cylinder 5 are grabbed and are put down；(3), compressed air 5 power of sustainable supply cylinder makes handgrip 14 clamp sand core 11, and equipment dragging upper plate 1 is moved to above 11 placement location of sand core, Transport sand core 11；(4), equipment dragging upper plate 1 moves down, and 1 positioning column 3 of upper plate is positioned with the cooperation of equipment positioning mechanism, sand core 11 positioned beneaths are in design position；Compressed air release carries out relieving movement simultaneously to cylinder 5, and sand core 11 is placed in type chamber It is interior；(5), the work in equipment of equipment actuator upper plate 1 repeats to make one to four.

Having the beneficial effect that through lower fixed bracket for the utility model, places sand core 11, guarantees sand core 11 before transport It is complete, stablize, by the cooperation of upper plate 1 and lower plate 2, the more convenient and fast clamping sand core 11 of handgrip 14 is grabbed by increase Hand 14 can grab large-scale sand core 11, and it is more convenient to make to transport, and stablizes, guarantee sand core 11 do not fall out during transport, It is damaged.

The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry It should be appreciated that above-described embodiment does not limit the utility model in any form, it is all by the way of equivalent substitution or equivalent transformation Technical solution obtained, all falls in the protection scope of the utility model.

Claims (8)

1. a kind of lower core device, including upper plate and lower plate, the upper plate bottom surface left and right sides is provided with by bolt Positioning sleeve, the bottom plate top surface left and right sides are provided with positioning column corresponding with positioning sleeve by bolt, and feature exists In being equipped with lower fixed bracket by bolt on the lower plate, be equipped on the lower fixed bracket for installing sand core Limiting bracket is equipped with air cylinder fixed plate and upper fixed bracket, the air cylinder fixed plate lower part by bolt on the upper plate Side is equipped with cylinder, and the cylinder passes through air cylinder fixed plate and is connected with connecting rod, is provided with turntable below the connecting rod, institute It states connecting rod and is flexibly connected with turntable by turntable connecting shaft, fixed frame bottom is provided with limited block, described solid Dragging connecting shaft is provided among fixed rack bottom, the other end of the dragging connecting shaft connect with turntable, sets on the turntable It is equipped with several set handgrips.

2. a kind of lower core device according to claim 1, which is characterized in that two positioning sleeves are diagonally arranged.

3. a kind of lower core device according to claim 1, which is characterized in that the lower fixed bracket is four-jaw type or three-jaw Formula.

4. a kind of lower core device according to claim 1, which is characterized in that the limiting bracket is installed close to sand core side Flexible wall, the shape of the limiting bracket and the shape of sand core are corresponding.

5. a kind of lower core device according to claim 1, which is characterized in that fixed bracket is used for including two will Fixed plate that upper fixed bracket is fixed on upper plate is set to the support plate of fixed plate side and for connecting support plate and setting It is placed in the bottom plate of the support plate other end, several reinforcing ribs, two horizontally adjacent institutes are provided between the bottom plate and support plate State the length that the sum of length of reinforcing rib is less than bottom plate.

6. a kind of lower core device according to claim 1, which is characterized in that the dragging connecting shaft is pacified by the way that nut is fixed Loaded on upper fixed bracket.

7. a kind of lower core device according to claim 1, which is characterized in that the handgrip is provided with three sets.

8. a kind of lower core device according to claim 1, which is characterized in that be equipped with anticreep preventing damage on the inside of the handgrip Sheet rubber.