CN212356241U

CN212356241U - Quick clamping lifting appliance suitable for hydraulic valve body

Info

Publication number: CN212356241U
Application number: CN202021055354.3U
Authority: CN
Inventors: 申晓武; 荆兴亚; 徐�明; 孙坚
Original assignee: Xuzhou Amakai Hydraulic Technology Co ltd
Current assignee: Xuzhou Amakai Hydraulic Technology Co ltd
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-01-15
Anticipated expiration: 2030-06-10

Abstract

The utility model discloses a quick clamping hoist suitable for hydraulic valve body belongs to hydraulic valve body and transports the technique. The base comprises a vertical rod, a transverse rod and a vertical rod which are vertically crossed; the middle parts of the longitudinal rod and the transverse rod are connected with a lifting hook; the middle part of the vertical rod is connected with two mechanical interface boards which respectively correspond to the longitudinal rod and the transverse rod up and down; each mechanical interface board is connected with a quick clamp. The utility model discloses not only improve hydraulic valve body greatly and lift by crane transportation efficiency, effectively reduce the purchasing cost of hydraulic valve body hoist, avoided rings to lift by crane the required link of beating the screw hole on hydraulic valve body surface moreover to reduce hydraulic valve body machining process, effectively promote the productivity of enterprise. This novel quick clamp of hydraulic valve body hoist all has better suitability to most of hydraulic valve bodies, has certain reference meaning to the hydrovalve manufacturing peer enterprise.

Description

Quick clamping lifting appliance suitable for hydraulic valve body

Technical Field

The utility model relates to a hydraulic valve body transports technique specifically is a quick clamping hoist suitable for hydraulic valve body.

Background

The lifting of the hydraulic valve body is frequently used in each link of hydraulic valve processing and manufacturing, and is one of the time-consuming steps. At present, two common hydraulic valve body hoisting and transferring modes are available at home and abroad, one mode is electromagnet hoisting, the performance output is unstable, the magnetic attraction position needs to be confirmed for many times, certain potential safety hazard exists, and the price is high; the other method is hoisting of the hoisting ring, namely, at the beginning of the production and manufacturing design of a product, the threaded hole of the hoisting ring is processed in advance, so that the production and manufacturing time of the hydraulic valve body is increased, and the surface processing quality of the hydraulic valve body is possibly influenced. Therefore, the hoisting technology for casting the hydraulic valve body is researched, and the hoisting technology has a positive promoting effect on improving the machining quality of the cast valve body, improving the machining efficiency and reducing the manufacturing cost.

The hydraulic multi-way valve is a core control element of a hydraulic system of engineering machinery, a valve body is a core part, and a cast structure is mostly adopted at present. The processing flow of the hydraulic valve body comprises a plurality of processes, and each process flow needs to use a specific hoisting tool. The hydraulic casting valve body has multiple types, complex structure and high precision, and a general hoisting method has unstable performance transmission and certain potential safety hazard; or a lifting process hole is needed to be added, the processing links are increased, the processing cost is increased, and the integral processing quality of the hydraulic valve body is influenced to a certain extent.

For example, chinese patent discloses a large irregular weight hoisting tool (CN 208747471U), which is composed of a longitudinal member, a claw hook connecting member, 3 claw hooks, 3 claw hook pull rods, and a bolt shaft. The claw hook connecting members slide on the longitudinal members, and the longitudinal members are connected with the claw hook pull rods, the claw hook pull rods are connected with the claw hooks, and the claw hooks are connected with the claw hook connecting members through hinges. After the structure is adopted, the claw hook connecting component slides on the longitudinal component, the claw hooks can be outwards unfolded according to the outer diameter of an object to be lifted, when the lifting ring is lifted upwards, the claw hooks are closed, the bottom of the claw hook grasps the object to be lifted, and the object to be lifted can be lifted.

When the technology is applied to valve body hoisting, the following defects exist:

1. the lower end of a claw hook used in a large irregular weight hoisting tool is made into an inner hook, the hook is in point contact with the surface of a hydraulic valve body, and the surface quality of the valve body can be damaged while potential safety hazards exist;

2. the lifting tool for large irregular heavy objects described in the patent is only suitable for simple lifting, and is not beneficial to clamping on a machine tool workbench clamp when a workpiece is lifted.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a quick clamping hoist suitable for hydraulic valve body.

The utility model discloses a following technical scheme realizes: a quick clamping hanger suitable for a hydraulic valve body comprises a base, wherein the base comprises a longitudinal rod, a transverse rod and a vertical rod which are vertically intersected; the middle parts of the longitudinal rod and the transverse rod are connected with a lifting hook; the middle part of the vertical rod is connected with two mechanical interface boards which respectively correspond to the longitudinal rod and the transverse rod up and down; each mechanical interface board is connected with a quick clamp.

It further comprises the following steps: the quick clamp comprises a base plate connected with the mechanical interface plate, one end of the base plate is hinged with a rocker, and the other end of the base plate is hinged with a first connecting rod; one end of the rocker, which is close to the substrate, is hinged with a second connecting rod; the first connecting rod and the second connecting rod are hinged with a handle through the same hinge shaft; and one end of the rocker, which is far away from the base plate, is connected with a clamping bolt.

The end part of the rocker is provided with a long groove, and one end of the clamping bolt is slidably sleeved in the long groove; the end part of the clamping bolt is fastened with the long groove of the rocker through two fastening bolts.

The longitudinal rod, the transverse rod and the vertical rod are welded; the two mechanical interface boards are respectively welded on two sides of the vertical rod.

The mechanical interface board is provided with 4 riveting holes, and the substrate in the rapid clamp is connected with the riveting holes of the mechanical interface board through rivets.

Longitudinal rod, horizontal pole and vertical pole adopt the shaping angle steel in the base, and the welding has the boss between longitudinal rod, horizontal pole and the vertical pole.

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

1. reliable clamping and quick hoisting are effectual: according to the rapid clamping and hoisting requirements of the hydraulic valve body, the lifting appliance base is combined with the rapid clamp, and the reliable clamping and rapid hoisting effects are achieved by reasonably arranging the mechanical interface position of the rapid clamp; according to the structural characteristics of the hydraulic valve body, a lifting hook suitable for a bridge crane to lift is welded on a lifting appliance base, so that the integral gravity center of the valve body and the lifting appliance is ensured to be in the same vertical direction with the equivalent stress point of the lifting hook in the lifting process, and the safe and stable lifting effect is achieved;

2. simple structure is firm: angle steel made of carbon structural steel is selected for welding the base of the lifting appliance, and meanwhile, in order to enhance the load bearing strength of the lifting appliance, a reinforcing block (steel plate) is welded on the base to form a triangle, so that the effect of stable support is achieved; the quick clamp can be firmly connected with the lifting appliance base only through the rivet, so that the effect of simple and firm structure is achieved;

3. the hanger is low in cost: the lifting appliance base is formed by welding formed angle steel and is assembled with the quick clamp through rivets, the used materials are common and cheap in the market, and the overall manufacturing cost is far lower than that of lifting appliances of the same type;

4. the universality is wide: the effective contact area of the quick clamping lifting appliance and the hydraulic valve body is small, and the quick clamping lifting appliance is concentrated on the edge of the valve body, so that the requirement on the external shape of the hydraulic casting valve body is not high, and the quick clamping lifting appliance is suitable for most types of casting valve bodies; the link that a threaded hole needs to be drilled in the surface of the hydraulic valve body in a lifting mode of the lifting ring is avoided, so that machining procedures of the hydraulic valve body are reduced, and the production capacity of enterprises is effectively improved; in addition, the clamping bolt of the quick clamp can be adjusted to a certain degree, so that the casting valve bodies of different types are effectively clamped, and the lifting appliance has certain reference significance for hydraulic valve manufacturing enterprises in the same industry.

Drawings

FIG. 1 is a front view of an embodiment of the present invention;

fig. 2 is a right side view of an embodiment of the present invention;

fig. 3 is a top view of an embodiment of the present invention;

in the figure: 1. a base; 1-1, longitudinal bar; 1-2, a transverse rod; 1-3, vertical rods; 2. a reinforcing block; 3. a hook; 4. a mechanical interface board; 5. quick clamping; 5-1, a substrate; 5-2, a rocker; 5-21, an elongated slot; 5-3, a second connecting rod; 5-4, a handle; 5-5, clamping bolts; 5-6 and a first connecting rod.

Detailed Description

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.

As shown in fig. 1 to 3, a quick clamping hanger suitable for hydraulic valve bodies, a base 1 comprises a vertical rod 1-1, a transverse rod 1-2 and a vertical rod 1-3 which are vertically intersected. A longitudinal rod 1-1, a transverse rod 1-2 and a vertical rod 1-3 in a base 1 are made of formed angle steel, and reinforcing blocks 2 are welded among the longitudinal rod 1-1, the transverse rod 1-2 and the vertical rod 1-3. The base 1 is welded by angle steel made of carbon structural steel with carbon content less than 0.18 and alloying element content more than 3; meanwhile, in order to enhance the load bearing strength of the lifting appliance, the base reinforcing block 2 is welded on the base, and a triangular supporting structure is constructed, so that the effect of stable support is achieved.

The middle parts of the longitudinal rod 1-1 and the transverse rod 1-2 are respectively connected with a lifting hook 3 suitable for a bridge crane to lift. The whole gravity center of the valve body and the lifting appliance and the equivalent stress point of the lifting hook are ensured to be in the same vertical direction, and the safe and stable lifting effect is achieved.

Two mechanical interface boards 4 are welded in the middle of the vertical rod 1-3, and the two mechanical interface boards 4 respectively correspond to the vertical rod 1-1 and the transverse rod 1-2 up and down. Each mechanical interface board 4 is connected to a quick clamp 5. The mechanical interface board 4 is provided with 4 riveting holes, and the substrate 5-1 in the rapid clamp 5 is connected with the riveting holes of the mechanical interface board 4 through rivets.

The rapid clamp 5 comprises a substrate 5-1 connected with the mechanical interface board 4, one end of the substrate 5-1 is hinged with a rocker 5-2, and the other end of the substrate 5-1 is hinged with a first connecting rod 5-6; one end of the rocker 5-2 close to the base plate 5-1 is hinged with a second connecting rod 5-3; the first connecting rod 5-6 and the second connecting rod 5-3 are hinged with a handle 5-4 by adopting the same hinge shaft. One end of the rocker 5-2, which is far away from the base plate 5-1, is connected with a clamping bolt 5-5. The components form a connecting rod structure with a mechanical dead point, so that the purposes of quickly clamping and ensuring the clamping force of a lifting appliance are achieved. The effective contact area of the quick clamping lifting appliance and the hydraulic valve body is small, and the quick clamping lifting appliance is concentrated on the edge of the valve body, so that the requirement on the external shape of the hydraulic casting valve body is not high, and the quick clamping lifting appliance is suitable for most types of casting valve bodies. The end part of the rocker 5-2 is provided with an elongated slot 5-21, and one end of the clamping bolt 5-5 is slidably sleeved in the elongated slot 5-21; the end of the clamping bolt 5-5 is fastened with the long groove 5-21 of the rocker 5-2 through two fastening bolts. The clamping bolt of the quick clamp can be adjusted to a certain degree, so that the valve bodies cast in different types can be effectively clamped.

According to the embodiment, the lifting appliance base and the quick clamp are combined according to the quick clamping and lifting requirements of the hydraulic valve body, and the reliable clamping and quick lifting effects are achieved by reasonably arranging the mechanical interface position of the quick clamp; according to the structural characteristics of the hydraulic valve body, a lifting hook suitable for a bridge crane to lift is welded on a lifting appliance base, so that the integral gravity center of the valve body and the lifting appliance is ensured to be in the same vertical direction with the equivalent stress point of the lifting hook in the lifting process, and the safe and stable lifting effect is achieved;

the effective contact area of the quick clamping lifting appliance and the hydraulic valve body is small, and the quick clamping lifting appliance is concentrated on the edge of the valve body, so that the requirement on the external shape of the hydraulic casting valve body is not high, and the quick clamping lifting appliance is suitable for most types of casting valve bodies; in addition, the clamping bolt of the quick clamp can be adjusted to a certain degree, so that the casting valve bodies of different types are effectively clamped, and the lifting appliance has certain reference significance for hydraulic valve manufacturing enterprises in the same industry.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a quick clamping hoist suitable for hydraulic valve body which characterized in that: comprises a base (1), wherein the base (1) comprises a vertical rod (1-1), a transverse rod (1-2) and a vertical rod (1-3) which are vertically crossed; the middle parts of the longitudinal rod (1-1) and the transverse rod (1-2) are connected with a lifting hook (3); the middle part of the vertical rod (1-3) is connected with two mechanical interface boards (4), and the two mechanical interface boards (4) respectively correspond to the vertical rod (1-1) and the transverse rod (1-2) up and down; each mechanical interface board (4) is connected with a quick clamp (5).

2. The quick clamping hanger suitable for the hydraulic valve body according to claim 1, wherein: the rapid clamp (5) comprises a base plate (5-1) connected with the mechanical interface plate (4), one end of the base plate (5-1) is hinged with a rocker (5-2), and the other end of the base plate (5-1) is hinged with a first connecting rod (5-6); one end of the rocker (5-2) close to the base plate (5-1) is hinged with a second connecting rod (5-3); the first connecting rod (5-6) and the second connecting rod (5-3) are hinged with a handle (5-4) by adopting the same hinge shaft;

one end of the rocker (5-2), which is far away from the base plate (5-1), is connected with a clamping bolt (5-5).

3. The quick clamping hanger suitable for hydraulic valve bodies according to claim 2, wherein: the end part of the rocker (5-2) is provided with a long groove (5-21), and one end of the clamping bolt (5-5) is slidably sleeved in the long groove (5-21); the end part of the clamping bolt (5-5) is fastened with the long groove (5-21) of the rocker (5-2) through two fastening bolts.

4. The quick clamping hanger suitable for the hydraulic valve body according to claim 1, wherein: the longitudinal rods (1-1), the transverse rods (1-2) and the vertical rods (1-3) are welded; the two mechanical interface boards (4) are respectively welded on the two sides of the vertical rods (1-3).

5. The quick clamping hanger suitable for hydraulic valve bodies according to claim 2, wherein: the mechanical interface board (4) is provided with 4 riveting holes, and the substrate (5-1) in the rapid clamp (5) is connected with the riveting holes of the mechanical interface board (4) through rivets.

6. The quick clamping hanger suitable for the hydraulic valve body according to claim 1, wherein: longitudinal rods (1-1), transverse rods (1-2) and vertical rods (1-3) in the base (1) are made of formed angle steel, and reinforcing blocks (2) are welded among the longitudinal rods (1-1), the transverse rods (1-2) and the vertical rods (1-3).