CN210435350U

CN210435350U - Clamping device for reverse mold casting of oil pump body

Info

Publication number: CN210435350U
Application number: CN201921545998.8U
Authority: CN
Inventors: 杨林常
Original assignee: Anhui Lujiang Shenglin Machinery Co ltd
Current assignee: Anhui Lujiang Shenglin Machinery Co ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-05-01
Anticipated expiration: 2029-09-18

Abstract

The utility model discloses a clamping device is used in casting of oil pump body reverse mould, which comprises a frame, a plurality of bracing pieces of top lower extreme fixedly connected with of frame, the quantity of bracing piece is 3, and the bracing piece is triangle-shaped and arranges, and is a plurality of one side fixedly connected with pinch-off blades that the bracing piece is close to each other, the one end fixedly connected with connecting block of bracing piece is kept away from to the pinch-off blade, the pinch-off blade includes punch holder, lower plate and extension spring, the inside wall sliding connection of bracing piece has the punch holder, the bottom inboard of bracing piece is fixed and is provided with the lower plate, and fixed extension spring that is provided with between punch holder and the lower plate, two the connecting block keeps away from the one end fixed connection of bracing piece with punch holder and lower plate respectively, and is located the connecting block tilt up setting of top, the connecting block downward sloping setting that is located the below, the utility model provides .

Description

Clamping device for reverse mold casting of oil pump body

Technical Field

The utility model relates to an oil pump body reverse mould casting technical field specifically is an oil pump body clamping device for reverse mould casting.

Background

The oil pump is a light and compact pump, and has three major types, i.e., an in-line type, a distribution type and a single type. The oil pump will have the power supply just can operate, the camshaft of its lower part is driven by engine crankshaft gear, the oil pump divide into cold oil pump and hot oil pump again usually, along with the use of oil pump is more and more extensive, how to improve the production efficiency of oil pump also becomes more and more eager, and the pump body of oil pump is usually got through casting usually, generally with metal in the inner chamber that pours into the back die after high temperature melting into liquid into, after the shaping, with the back die back-off, take out fashioned pump body from its inner chamber, this process needs to fix the back die, but prior art produces rotation and not hard up when fixing the back die easily, make the back die have the possibility of landing, and then injure the staff by a crashing object, damage equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil pump body clamping device for reverse mould casting to thereby solve the reverse mould that proposes among the above-mentioned background art and produce rotatory and not hard up problem because fixed effect is not good at the during operation.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides an oil pump body is clamping device for reverse mould casting, includes the frame, a plurality of bracing pieces of top lower extreme fixedly connected with of frame, it is a plurality of one side fixedly connected with pinch-off blades that the bracing piece is close to each other, the one end fixedly connected with connecting block of bracing piece is kept away from to the pinch-off blade.

Preferably, the number of the support rods is 3, and the support rods are arranged in a triangular shape.

Preferably, the clamp plate includes punch holder, lower plate and extension spring, the inside wall sliding connection of bracing piece has the punch holder, the bottom inboard of bracing piece is fixed and is provided with the lower plate, and fixedly between punch holder and the lower plate being provided with extension spring, two the connecting block keeps away from the one end fixed connection of bracing piece with punch holder and lower plate respectively, and is located the connecting block tilt up setting of top, the connecting block downward sloping setting that is located the below.

Preferably, a T-shaped sliding groove is formed in the inner side wall of the supporting rod, a T-shaped sliding block is connected in the T-shaped sliding groove in a sliding mode, and the T-shaped sliding block is fixedly connected with one end, close to the supporting rod, of the upper clamping plate.

Preferably, the clamping plate is fixedly connected with two limiting blocks inside one side far away from the extension spring, and the two limiting blocks are fixedly connected with the upper clamping plate and the lower clamping plate respectively.

Preferably, the bottom end of the limiting block positioned above is provided with a groove for clamping the limiting block below.

Preferably, the size of the limiting block positioned below is the same as that of the groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses, through setting up the frame, the bracing piece, the punch holder, lower plate and extension spring, can realize the effectual fixed of reverse mould, the bracing piece is provided with 3 simultaneously, make the all directions atress of reverse mould even, it produces rotatoryly to prevent reverse mould in the course of the work, influence work efficiency, through setting up stopper and recess, can prevent that the clamp plate from pressing from both sides when pressing from both sides tight reverse mould, reverse mould extrusion extension spring, thereby cause extension spring's damage, thereby can adjust the distance between two stoppers according to the width of reverse mould simultaneously, make stopper and recess joint of below, it is too big to prevent the distance between punch holder and the lower plate, be unfavorable for pressing from both sides tightly to the reverse mould.

2. Through setting up the connecting block, can make things convenient for the reverse mould to pass through the extrusion connecting block to drive the punch holder upward movement, thereby open the pinch-off blades, through setting up T type spout and T type slider, can prevent that the punch holder from breaking away from with the bracing piece when sliding from top to bottom.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic structural view of a portion a of the present invention;

fig. 3 is a schematic sectional top view of the T-shaped chute of the present invention.

In the figure: 1. a frame; 2. a support bar; 3. a clamping plate; 31. an upper splint; 32. a lower splint; 33. an extension spring; 34. a limiting block; 35. a groove; 4. connecting blocks; 5. a T-shaped chute; 6. t-shaped sliding blocks.

Detailed Description

In order to solve and supply many people to use simultaneously, reduce oil pump body clamping device's for reverse mould casting occupation space's problem, the embodiment of the utility model provides an oil pump body is clamping device for reverse mould casting. The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Please refer to fig. 1-3, the embodiment provides a clamping device for reverse mold casting of an oil pump body, which includes a frame 1, a plurality of support rods 2 fixedly connected to the lower end of the top of the frame 1, the number of the support rods 2 is 3, the support rods 2 are arranged in a triangle, a clamping plate 3 is fixedly connected to one side of the plurality of support rods 2 close to each other, a connecting block 4 is fixedly connected to one end of the clamping plate 3 far away from the support rods 2, and the connecting block 4 is squeezed by a reverse mold to open the clamping plate 3, thereby clamping the reverse mold.

In this embodiment, the clamping plate 3 includes an upper clamping plate 31, a lower clamping plate 32 and an extension spring 33, the inner side wall of the supporting rod 2 is slidably connected with the upper clamping plate 31, the lower clamping plate 32 is fixedly arranged at the inner side of the bottom end of the supporting rod 2, the extension spring 33 is fixedly arranged between the upper clamping plate 31 and the lower clamping plate 32, the two connecting blocks 4 are respectively fixedly connected with the ends of the upper clamping plate 31 and the lower clamping plate 32 far away from the supporting rod, the connecting block 4 positioned above is arranged in an upward inclined manner, the connecting block 4 positioned below is arranged in a downward inclined manner, the inner side wall of the supporting rod 2 is provided with a T-shaped sliding groove 5, a T-shaped sliding block 6 is slidably connected in the T-shaped sliding groove 5, the T-shaped sliding block 6 is fixedly connected with the end of the upper clamping plate 31 near the supporting rod 2, when the reverse mold is clamped, and meanwhile, the extension spring 33 is pulled, so that the distance between the upper clamping plate 31 and the lower clamping plate 32 is increased, when the reverse mold completely enters between the upper clamping plate 31 and the lower clamping plate 32, the pressure of the reverse mold on the connecting block 4 disappears, and the extension spring 33 contracts to drive the upper clamping plate 31 to move downwards to clamp the reverse mold.

Example 2

Referring to fig. 1-2, a further improvement is made on the basis of embodiment 1: two stopper 34 of the inside fixedly connected with in one side that extension spring 33 was kept away from to clamp plate 3, two stopper 34 respectively with upper plate 31 and lower plate 32 fixed connection, can prevent that upper plate 31 and lower plate 32 from pressing from both sides tightly the time to the reverse mould, the reverse mould extrudes extension spring 33 to influence extension spring 33's life.

Wherein, the recess 35 that is used for the stopper 34 of joint below is offered to the bottom of the stopper 34 that is located the top, and the stopper 34's that is located the below size is the same with the size of recess 35, and extension spring 33 when contracting, drives punch holder 31 downstream to make stopper 34 and the recess 35 joint of below, prevent that the distance between punch holder 31 and the lower plate 32 is too big, be unfavorable for the clamp to falling the mould tightly.

In the description of the present application, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an oil pump body clamping device for reverse mold casting, includes frame (1), its characterized in that: the utility model discloses a frame, including frame (1), a plurality of bracing pieces of top lower extreme fixedly connected with (2), it is a plurality of bracing piece (2) are close to each other one side fixedly connected with pinch-off blades (3) of bracing piece (2), two connecting blocks (4) of one end fixedly connected with of bracing piece (2) are kept away from in pinch-off blades (3).

2. The clamping device for the reverse mold casting of the oil pump body according to claim 1, characterized in that: the number of the support rods (2) is 3, and the support rods (2) are arranged in a triangular shape.

3. The clamping device for the reverse mold casting of the oil pump body according to claim 1, characterized in that: the utility model discloses a bracing piece, including mounting plate (31), lower plate (32) and extension spring (33), the inside wall sliding connection of bracing piece (2) has mounting plate (31), the bottom inboard of bracing piece (2) is fixed and is provided with lower plate (32), and fixes between mounting plate (31) and lower plate (32) and be provided with extension spring (33), two connecting block (4) keep away from the one end fixed connection of bracing piece with mounting plate (31) and lower plate (32) respectively, and be located connecting block (4) tilt up setting of top, connecting block (4) downward sloping setting that is located the below.

4. The clamping device for the reverse mold casting of the oil pump body according to claim 3, characterized in that: t type spout (5) have been seted up to the inside wall of bracing piece (2), sliding connection has T type slider (6) in T type spout (5), T type slider (6) and punch holder (31) are close to the one end fixed connection of bracing piece (2).

5. The clamping device for the reverse mold casting of the oil pump body according to claim 3, characterized in that: two limiting blocks (34) are fixedly connected to the inner portion of one side, far away from the extension spring (33), of the clamping plate (3), and the two limiting blocks (34) are fixedly connected with the upper clamping plate (31) and the lower clamping plate (32) respectively.

6. The clamping device for the reverse mold casting of the oil pump body according to claim 5, characterized in that: the bottom end of the limiting block (34) positioned above is provided with a groove (35) used for clamping the limiting block (34) below.

7. The clamping device for the reverse mold casting of the oil pump body according to claim 5, characterized in that: the size of the limiting block (34) positioned below is the same as that of the groove (35).