CN209811745U

CN209811745U - Hub inclined sliding block central type clamp

Info

Publication number: CN209811745U
Application number: CN201920200969.1U
Authority: CN
Inventors: 杨金岭; 杨荔; 张洪申; 王震
Original assignee: CITIC Dicastal Co Ltd
Current assignee: CITIC Dicastal Co Ltd
Priority date: 2019-02-15
Filing date: 2019-02-15
Publication date: 2019-12-20
Anticipated expiration: 2029-02-15

Abstract

The utility model belongs to the technical field of machining anchor clamps, concretely relates to oblique slider central type anchor clamps of wheel hub, including anchor clamps connecting plate, guide pin bushing, supporting seat, guide arm, interior clamping jaw, round pin, slider, utilize the cooperation of the spout on the guide arm and slider, the clamping jaw is flexible in the drive, realizes wheel hub's the clamp tightly and unclamps. This anchor clamps can satisfy the machine and add the in-process needs to the centre gripping wheel hub, can reduce the requirement to the anchor clamps material, in addition, the wheel hub diameter scope that makes anchor clamps be suitable for is bigger, more has the commonality, and this application anchor clamps have characteristics such as effect ideal, efficient, work safe and reliable, are more applicable to the machine and add processing.

Description

Hub inclined sliding block central type clamp

Technical Field

The application relates to the technical field of machining fixtures, in particular to a hub inclined sliding block central fixture.

Background

In the machining production process of automobiles and truck wheel erectors, a common clamp clamps a wheel lip through 3 pressing type clamping jaws to carry out 2-pass machining, because the contact area between the clamping jaws and a machined truck wheel is small in the clamping mode, the stress area of the truck wheel is also small, the truck wheel is often damaged by pressing with a clamping surface, and the problem that the machined wheel runs or shakes due to overlarge cutting force in the machining metal cutting process is often caused. The utility model discloses a formula of rising in announced number CN206936898U merry go round machine anchor clamps, including elasticity (holding) chuck, tray, hydraulic pressure pull rod, support the link, the anchor clamps body warp through elasticity (holding) chuck atress, and the outer pitch circle diameter of elasticity (holding) chuck increases, presss from both sides the card wheel blank tightly like this, however, in the actual production, this kind of anchor clamps rely on the elasticity (holding) chuck, has provided higher requirement to the material of elasticity (holding) chuck, and the elasticity scope of elasticity (holding) chuck is limited in addition, and the wheel hub diameter scope that this anchor clamps were suitable for is limited.

Disclosure of Invention

The embodiment of the application provides an oblique slider central type anchor clamps of wheel hub, can reduce the requirement to the anchor clamps material, makes the wheel hub diameter scope that anchor clamps are suitable for simultaneously bigger, has more the commonality.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an oblique slider central mode anchor clamps of wheel hub, includes anchor clamps connecting plate, guide pin bushing, supporting seat, the guide pin bushing of the cylinder that fixed connection both ends link up on the anchor clamps connecting plate, fixed connection supporting seat on the guide pin bushing, the supporting seat is lower extreme opening upper end confined cylindrical structure, its characterized in that: the clamp comprises a clamp connecting plate, a guide rod, a guide sleeve, a supporting seat, a push-pull mechanism, a guide rod, a plurality of guide grooves, a plurality of guide pins and a sliding block, wherein the guide rod is arranged in a cavity defined by the clamp connecting plate, the guide sleeve and the supporting seat; the diameter of the upper end of the guide rod is large, the diameter of the lower end of the guide rod is small, the guide rod slides downwards to drive the sliding block to expand on the pitch circle diameter, the inner clamping jaw expands on the pitch circle diameter, so that the inner clamping jaw compresses the hub, the guide rod slides upwards to drive the sliding block to reduce on the pitch circle diameter, and the inner clamping jaw reduces on the pitch circle diameter, so that the inner clamping jaw loosens the hub.

Preferably, the contact surface of the inner clamping jaw and the hub is in a circular arc shape. Thus, the inner clamping claw is adapted to the inner surface of the hub, so that the fixation is firmer.

Preferably, the sliding groove on the guide rod is T-shaped, the sliding block is also T-shaped, and the sliding block is matched with the sliding groove. Like this, the spout cooperatees with the slider to avoid the slider to break away from the spout.

Preferably, the fixture connecting body is provided with a groove for accommodating the guide rod. Therefore, a larger space is arranged for the movement of the guide rod, the length of the outer extension of the inner clamping jaw is also prolonged, the range of the diameter of the clamping wheel hub of the clamp is expanded, and the universality is improved.

Compared with the prior art, the beneficial effect of this application is:

the application provides an oblique slider central formula anchor clamps of wheel hub utilizes the cooperation of spout on the guide arm and slider, and the gripper is flexible in the drive, realizes wheel hub's the clamp tightly and unclamps, can satisfy the machine and add the in-process to the needs of centre gripping wheel hub, can reduce the requirement to the anchor clamps material, in addition, makes the wheel hub diameter scope that anchor clamps are suitable for bigger, more has the commonality. The clamp has the advantages of ideal effect, high efficiency, safe and reliable work and the like, and is more suitable for machining.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a hub inclined slider center type clamp according to the present application.

FIG. 2 is a schematic view of a sliding groove and a sliding block of a hub inclined sliding block center type clamp according to the present application;

wherein: 1-a first connecting bolt, 2-a clamp connecting plate, 3-a guide rod, 4-a guide sleeve, 5-a second connecting bolt, 6-a support seat, 7-an inner clamping jaw, 8-a pin, 9-a slide block and 10-a wheel blank.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The terms "first," "second," "third," and "fourth," etc. in the description and claims of this application and in the accompanying drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Example 1 of the present application is described below with reference to fig. 1-2:

a hub inclined slide block center type clamp comprises a clamp connecting plate 2, a guide sleeve 4, a supporting seat 6, a guide rod 3, an inner clamping claw 7, a pin 8 and a slide block 9, wherein the clamp connecting plate 2 is fixedly connected with the cylindrical guide sleeve 4 with two through ends through a first connecting bolt 1, the guide sleeve 4 is fixedly connected with the supporting seat 6 through a second connecting bolt 5, the supporting seat 6 is of a cylindrical structure with an opening at the lower end and a closed upper end, a through hole is arranged at the middle position of the clamp connecting plate 2, a groove for accommodating the guide rod 3 is arranged on the clamp connecting body 2, the guide rod 3 is arranged in a cavity defined by the clamp connecting plate 2, the guide sleeve 4 and the supporting seat 6, the lower end of the guide rod 3 penetrates through the through hole to be connected with a push-pull mechanism, a plurality of guide grooves are uniformly arranged on the upper circumference of the guide rod 3, the inner clamping claw, the sliding block 9 is arranged in the guide groove on the guide rod 3, the sliding groove on the guide rod is T-shaped, the sliding block 9 is also T-shaped, and the sliding block 9 is matched with the sliding groove; a radial window is arranged on the guide sleeve 4 at the position corresponding to the inner clamping jaw; the diameter of the upper end of the guide rod 3 is large, the diameter of the lower end of the guide rod is small, the guide rod 3 slides downwards to drive the sliding block 9 to expand on the pitch circle diameter, the inner clamping jaw 7 expands on the pitch circle diameter, therefore, the inner clamping jaw 7 compresses the hub, the guide rod 3 slides upwards to drive the sliding block 9 to reduce on the pitch circle diameter, the inner clamping jaw 7 reduces on the pitch circle diameter, and therefore the inner clamping jaw loosens the hub.

When the wheel blank clamping device is actually used, firstly, the wheel blank 10 is placed on the supporting seat 6, the sliding block 9 is driven to expand on the pitch circle diameter through the lower sliding of the hydraulic guide rod 3, and the inner clamping jaw 7 expands on the pitch circle diameter to clamp the inner wall of the wheel blank 10. After the machining is finished, the sliding block 9 is driven to be reduced in pitch circle diameter through the upper sliding of the hydraulic guide rod 3, the inner clamping jaw 7 is reduced in pitch circle diameter, the wheel blank 10 is loosened, and therefore the machining of one wheel blank is finished.

It is thus clear that this application provides a wheel hub slider central type anchor clamps to one side, utilizes the cooperation of spout on the guide arm and slider, drives the interior clamping jaw and stretches out and draws back, realizes wheel hub's clamp tightly and unclamps, can satisfy the machine and add the in-process to the needs of centre gripping wheel hub, can reduce the requirement to the anchor clamps material, in addition, makes the wheel hub diameter scope that anchor clamps were suitable for bigger, more has the commonality. The clamp has the advantages of ideal effect, high efficiency, safe and reliable work and the like, and is more suitable for machining.

The foregoing detailed description of the embodiments of the present application has been presented to illustrate the principles and implementations of the present application, and the above description of the embodiments is only provided to help understand the method and the core concept of the present application; meanwhile, for a person skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims

1. The utility model provides an oblique slider central mode anchor clamps of wheel hub, includes anchor clamps connecting plate, guide pin bushing, supporting seat, the guide pin bushing of the cylinder that fixed connection both ends link up on the anchor clamps connecting plate, fixed connection supporting seat on the guide pin bushing, the supporting seat is lower extreme opening upper end confined cylindrical structure, its characterized in that: the clamp comprises a clamp connecting plate, a guide rod, a guide sleeve, a supporting seat, a push-pull mechanism, a guide rod, a plurality of guide grooves, a plurality of guide pins and a sliding block, wherein the guide rod is arranged in a cavity defined by the clamp connecting plate, the guide sleeve and the supporting seat; the diameter of the upper end of the guide rod is large, the diameter of the lower end of the guide rod is small, the guide rod slides downwards to drive the sliding block to expand on the pitch circle diameter, the inner clamping jaw expands on the pitch circle diameter, so that the inner clamping jaw compresses the hub, the guide rod slides upwards to drive the sliding block to reduce on the pitch circle diameter, and the inner clamping jaw reduces on the pitch circle diameter, so that the inner clamping jaw loosens the hub.

2. The hub slider center clamp of claim 1, wherein: the contact surface of the inner clamping jaw and the hub is arc-shaped.

3. The hub slider center clamp of claim 1, wherein: the sliding groove on the guide rod is T-shaped, the sliding block is also T-shaped, and the sliding block is matched with the sliding groove.

4. The hub slider center clamp of claim 1, wherein: the upper surface of the clamp connecting body is provided with a groove for accommodating the guide rod.