CN214517661U - Internal pulling type composite pressure maintaining clamp for steering knuckle - Google Patents
Internal pulling type composite pressure maintaining clamp for steering knuckle Download PDFInfo
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- CN214517661U CN214517661U CN202120824659.4U CN202120824659U CN214517661U CN 214517661 U CN214517661 U CN 214517661U CN 202120824659 U CN202120824659 U CN 202120824659U CN 214517661 U CN214517661 U CN 214517661U
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Abstract
The utility model discloses an internal pulling type composite pressure maintaining clamp for a steering knuckle, wherein a hydraulic connecting device, a fixing device and an anti-rotation device are all arranged on a bracket, the fixing device and the anti-rotation device are connected with an external hydraulic station through the hydraulic connecting device, and the fixing device and the anti-rotation device are fixed on the steering knuckle through the hydraulic action; the bracket comprises a bottom plate, a mounting plate and a top plate; the fixing device comprises a self-centering internal pulling cylinder and a self-centering internal expanding cylinder, the self-centering internal pulling cylinder is arranged on the mounting plate, and the self-centering internal expanding cylinder is vertically arranged on the top plate; the utility model discloses a set up on the mounting panel from centering internal tension cylinder and set up on the roof from centering internal tension cylinder, through its inside extension spring and the action of the spring that rises, realize fixing the centre gripping to the knuckle that the equidirectional placing, increase anti-rotation device, press from both sides tightly through hydraulic pressure connecting device drive clamping device and anti-rotation device and relax the operation, realize carrying out centering centre gripping operation to the knuckle.
Description
The technical field is as follows:
the utility model relates to the field of machining, especially, relate to a compound pressurize anchor clamps of interior formula of drawing for knuckle.
Background art:
in the manufacturing industry, a tool is often needed to clamp and fix a product, and then the product which is clamped and fixed is processed, a steering knuckle also called a goat's horn is one of important parts in an automobile steering axle, can enable an automobile to stably run and sensitively transmit the running direction, and transmits and bears the front load of the automobile, so that the cast steering knuckle needs to be processed to ensure the quality, and because the steering knuckle is in an irregular shape,
the existing pressure maintaining clamp is processed in a single process, fixed clamping in different directions cannot be completed on a product, and more tools and equipment are required to be input along with the increase of the complexity of the product. Meanwhile, the existing pressure maintaining clamp adopts a high-pressure self-centering hydraulic oil cylinder, a tensioning lever and a tensioning rod to clamp and tension in the axial direction, and personnel are required for the use of the tensioning rod to perform matching operation, so that the labor intensity of the personnel is increased, and the working efficiency is reduced.
The utility model has the following contents:
the utility model discloses the technical problem that will solve is: overcome prior art's not enough, through set up on the mounting panel from centering internal stay jar and set up from centering internal rising jar on the roof, through its inside extension spring with rise the action of spring, realize fixing the centre gripping to the knuckle that the equidirectional placing, increase anti-rotation device, press from both sides tight the operation of relaxing through hydraulic pressure connecting device drive clamping device and anti-rotation device, the realization is to the knuckle carry out the centering centre gripping operation be used for the compound pressurize anchor clamps of interior formula of pulling of knuckle.
The technical scheme of the utility model is that: the utility model provides a compound pressurize anchor clamps of interior formula of drawing for knuckle, includes support, hydraulic pressure connecting device, clamping device and anti-rotation device, characterized by: the hydraulic connecting device, the fixing device and the anti-rotation device are all arranged on the bracket, the fixing device and the anti-rotation device are connected with an external hydraulic station through the hydraulic connecting device, and the fixing device and the anti-rotation device are used for fixing the steering knuckle through the hydraulic action;
the support comprises a bottom plate, a mounting plate and a top plate, wherein the top plate and the bottom plate are respectively arranged on the upper side and the lower side of the mounting plate in a vertical state;
the fixing device comprises a self-centering internal pulling cylinder and a self-centering internal expanding cylinder, the self-centering internal pulling cylinder is arranged on the mounting plate, the axis of the self-centering internal pulling cylinder is perpendicular to the mounting plate, and the self-centering internal expanding cylinder is vertically arranged on the top plate.
The anti-rotation device comprises a first limiting device and a second limiting device, the first limiting device is arranged on the mounting plate on the same side of the self-centering internal pulling cylinder and comprises a single-action pushing cylinder and an angular positioning seat which are matched with each other, the second limiting device comprises at least two angular pins and at least two limiting rods which are arranged on the top plate, and the two limiting rods are arranged on the top plate around the self-centering internal expanding cylinder;
the hydraulic connecting device comprises a connecting plate, an oil inlet, an oil outlet and a valve switch, the connecting plate is vertically arranged on the top plate, the oil inlet, the oil outlet and the valve switch are arranged on the connecting plate, and the connecting plate, the top plate and the mounting plate are communicated with the self-centering internal pulling cylinder, the self-centering internal expanding cylinder and the single-action pushing cylinder through internal deep-hole oil ducts arranged on the connecting plate, the top plate and the mounting plate.
Furthermore, the connecting plate, the fixing device and the anti-rotation device are fixed on the mounting plate and the top plate through bolts, the self-centering internal pulling cylinder and the first limiting device form a first group of fixed clamping devices, and the self-centering internal expanding cylinder and the second limiting device form a second group of fixed clamping devices.
Furthermore, the mounting plate is provided with two parallel supporting plates connected with the bottom plate and the top plate, first reinforcing plates are arranged between the mounting plate and the bottom plate as well as between the mounting plate and the top plate, and the bottom plate is provided with two supporting blocks.
Further, a second reinforcing plate is arranged between the connecting plate and the top plate.
Furthermore, the valve switch comprises a ball valve, an inner cylinder-pulling sequence valve, an inner cylinder-pulling pressure-reducing valve, an inner cylinder-pulling sequence valve and an inner cylinder-pulling pressure-reducing valve, the ball valve is communicated with the oil inlet, the energy accumulator and the deep-hole oil duct in the connecting plate, the inner cylinder-pulling sequence valve and the inner cylinder-pulling pressure-reducing valve are communicated with the deep-hole oil duct in the connecting plate, and the inner cylinder-pulling sequence valve and the inner cylinder-pulling pressure-reducing valve are communicated with the deep-hole oil duct in the connecting plate.
Furthermore, an oil inlet meter is communicated with the oil inlet, an inner expansion meter is communicated with the upper communicating pipe of the inner expansion cylinder pressure reducing valve, and an inner pull meter is communicated with the upper communicating pipe of the inner pull cylinder pressure reducing valve.
Further, lifting rings are arranged on the bottom plate and the top plate.
The utility model has the advantages that:
1. the utility model discloses a set up on the mounting panel from centering internal tension cylinder and set up on the roof from centering internal tension cylinder, through its inside extension spring and the action of the spring that rises, realize fixing the centre gripping to the knuckle that the equidirectional placing, increase anti-rotation device, press from both sides tightly through hydraulic pressure connecting device drive clamping device and anti-rotation device and relax the operation, realize carrying out centering centre gripping operation to the knuckle.
2. The utility model discloses a from the action of the inside extension spring of centering internal tension cylinder, carry out from centering centre gripping fixedly to the dabber of knuckle to take-up along its axial, when having solved among the prior art and having carried out centre gripping and the taut operation in the axis side through taut thick stick and straining rod, the use of straining rod needs personnel to carry out the problem of cooperation operation, reduces personnel's intensity of labour, improves work efficiency.
3. The utility model discloses single-action pushes away jar and angular positioning seat form first stop device set up with on the mounting panel of drawing the jar homonymy in the dead center, carry out the centre gripping to the knuckle through the action of single-action pushing away the jar, prevent that it from rotating to support the knuckle through the backup pad on the bottom plate, realize the stability to the fixed centre gripping of knuckle.
4. The utility model discloses second stop device is two at least including setting up angle round pin and the gag lever post on the roof, and around setting up from centering internal expanding cylinder on the roof, and the knuckle is placed in the space that is enclosed by the gag lever post to fix a position the knuckle through the angle round pin, realize the radial positioning to the knuckle, prevent that it from rotating.
5. The utility model discloses be provided with the reinforcing plate between bottom plate, mounting panel, roof and the connecting plate, joint strength between the increase, simultaneously, be provided with rings on bottom plate and the roof, be convenient for hoist and mount the transportation.
Description of the drawings:
fig. 1 is a front view of an inner pull type composite holding pressure jig for a knuckle.
Fig. 2 is a rear view of an inner pull type composite holding pressure jig for a knuckle.
Fig. 3 is a plan view of an inner pull type composite holding pressure jig for a knuckle.
Fig. 4 is a sectional view of an inner pull type composite holding pressure jig for a knuckle.
Fig. 5 is a perspective view of an inner pull type composite holding pressure jig for a knuckle.
Fig. 6 is a use state diagram of the inner pull type composite pressure maintaining clamp for the knuckle.
The specific implementation mode is as follows:
example (b): referring to figures 1, 2 and 3, FIGS. 4, 5 and 6, wherein 1-bottom plate, 2-mounting plate, 3-top plate, 4-self-centering internal pulling cylinder, 5-self-centering internal expanding cylinder, 6-single-action pushing cylinder, 7-angular positioning seat, 8-angular pin, 9-limiting rod, 10-connecting plate, 11-oil inlet, 12-oil outlet, 13-ball valve, 14-internal pulling cylinder sequence valve, 15-internal pulling cylinder pressure reducing valve, 16-internal expanding cylinder sequence valve, 17-internal expanding cylinder pressure reducing valve, 18-energy accumulator, 19-oil inlet oil meter, 20-internal expanding oil meter, 21-internal expanding oil meter, 22-second reinforcing plate, 23-supporting plate, 24-first reinforcing plate, 25-supporting block and 26-hoisting ring.
An inner-pulling type composite pressure maintaining clamp for a steering knuckle comprises a support, a hydraulic connecting device, a clamping device and an anti-rotation device, wherein the hydraulic connecting device, a fixing device and the anti-rotation device are all arranged on the support, the fixing device and the anti-rotation device are connected with an external hydraulic station through the hydraulic connecting device, and the fixing device and the anti-rotation device are fixed on the steering knuckle through the hydraulic action; the support comprises a bottom plate, a mounting plate and a top plate, wherein the top plate and the bottom plate are respectively arranged on the upper side and the lower side of the mounting plate in a vertical state; the fixing device comprises a self-centering internal pulling cylinder and a self-centering internal expanding cylinder, the self-centering internal pulling cylinder is arranged on the mounting plate, the axis of the self-centering internal pulling cylinder is vertical to the mounting plate, and the self-centering internal expanding cylinder is vertically arranged on the top plate; the anti-rotation device comprises a first limiting device and a second limiting device; through set up on the mounting panel from centering internal tension cylinder and set up on the roof from centering internal expansion cylinder, through the action of its inside extension spring with rise the spring, realize fixing the centre gripping to the knuckle that the equidirectional placing, increase anti-rotation device, press from both sides tight the operation of relaxing through hydraulic pressure connecting device drive clamping device and anti-rotation device, realize carrying out centering centre gripping operation to the knuckle.
The present application will be described in detail below with reference to the drawings and examples.
The implementation benefit is as follows:
the hydraulic connecting device, the fixing device and the anti-rotation device are all arranged on the bracket, the fixing device and the anti-rotation device are connected with an external hydraulic station through the hydraulic connecting device, and the fixing device and the anti-rotation device are used for fixing the steering knuckle through the hydraulic action;
the support comprises a bottom plate 1, a mounting plate 2 and a top plate 3, wherein the top plate 3 and the bottom plate 1 are respectively arranged on the upper side and the lower side of the mounting plate 2 in a vertical state;
the fixing device comprises a self-centering internal pulling cylinder 4 and a self-centering internal expanding cylinder 5, wherein the self-centering internal pulling cylinder 4 is arranged on the mounting plate 2, the axis of the self-centering internal pulling cylinder is perpendicular to the mounting plate, and the self-centering internal expanding cylinder 5 is vertically arranged on the top plate 3.
The anti-rotation device comprises a first limiting device and a second limiting device, the first limiting device is arranged on the mounting plate 2 on the same side of the self-centering internal pulling cylinder 4 and comprises a single-action pushing cylinder 6 and an angular positioning seat 7 which are matched with each other, the second limiting device comprises an angular pin 8 and at least two limiting rods 9 which are arranged on the top plate 3, and the two limiting rods 9 are arranged on the top plate 3 around the self-centering internal pulling cylinder 5;
the hydraulic connecting device comprises a connecting plate 10, an oil inlet 11, an oil outlet 12 and a valve switch, wherein the connecting plate 10 is vertically arranged on a top plate 3, the oil inlet 11, the oil outlet 12 and the valve switch are arranged on the connecting plate 10, and the connecting plate is communicated with a self-centering internal pulling cylinder 4, a self-centering internal expanding cylinder 5 and a single-action pushing cylinder 6 through internal deep-hole oil ducts formed in the connecting plate 10, the top plate 3 and a mounting plate 2.
The connecting plate 10, the fixing device and the anti-rotation device are all fixed on the mounting plate 2 and the top plate 3 through bolts, a first group of fixed clamping devices are formed by the self-centering internal pulling cylinder 4 and the first limiting device, and a second group of fixed clamping devices are formed by the self-centering internal expanding cylinder 5 and the second limiting device.
The valve switch comprises a ball valve 13, an inner cylinder-pulling sequence valve 14, an inner cylinder-pulling pressure-reducing valve 15, an inner cylinder-pulling sequence valve 16 and an inner cylinder-pulling pressure-reducing valve 17, the ball valve 13 is communicated with the oil inlet 11, the energy accumulator 18 and the deep-hole oil duct inside the connecting plate 10, the inner cylinder-pulling sequence valve 14 and the inner cylinder-pulling pressure-reducing valve 15 are communicated with the deep-hole oil duct inside the connecting plate 10, and the inner cylinder-pulling sequence valve 16 and the inner cylinder-pulling pressure-reducing valve 17 are communicated with the deep-hole oil duct inside the connecting plate 10.
An oil inlet meter 19 is communicated with the oil inlet 11, an inner expansion meter 20 is communicated with the upper communicating pipe of the inner expansion cylinder reducing valve 17, and an inner pull meter 21 is communicated with the upper communicating pipe of the inner pull cylinder reducing valve 15.
Example two:
the present embodiment is obtained by adding a technical feature of a stabilizing and hoisting component on the basis of the first embodiment, and the remaining technical features are the same as those of the first embodiment, and the description of the addition of the technical features is not repeated herein, where: a second reinforcing plate 22 is arranged between the connecting plate 10 and the top plate 3; two parallel supporting plates 23 connected with the bottom plate 1 and the top plate 3 are arranged on the mounting plate 2, first reinforcing plates 24 are arranged between the mounting plate 2 and the bottom plate 1 and between the mounting plate 2 and the top plate 3, and two supporting blocks 25 are arranged on the bottom plate 1; lifting rings 26 are arranged on the bottom plate 1 and the top plate 3.
When the hydraulic steering knuckle fixing device is used, the fixing device and the anti-rotation device are connected with an external hydraulic station through the hydraulic connecting device, the spindle of the steering knuckle is arranged on the fixing device, and the fixing device and the anti-rotation device are fixed through the hydraulic effect.
Fixing and clamping processes:
after an oil inlet 11 is communicated with an external hydraulic station, a mandrel of a steering knuckle A extends into a self-centering internal pulling cylinder 4, the steering knuckle A is arranged between a single-action pushing cylinder 6 and an angular positioning seat 7 and is supported by a supporting block 25, then another steering knuckle B is sleeved on a self-centering internal expanding cylinder 5, at the moment, the angular pin 8 and a limiting rod 9 limit the steering knuckle A, a ball valve 13 rotates, the self-centering internal pulling cylinder 4, the self-centering internal expanding cylinder 5 and the single-action pushing cylinder 6 are communicated with the oil inlet 11 and are disconnected from an oil outlet 12 through an internal pulling cylinder sequence valve 14 and an internal expanding cylinder sequence valve 16, a tension spring inside the self-centering internal pulling cylinder 4 acts to clamp and axially tension one steering knuckle A, the single-action pushing cylinder 6 is matched with the angular positioning seat 7 to prevent the rotation of one steering knuckle A, and on the basis that the angular pin 8 and the limiting rod 9 limit the other steering knuckle B, and the other steering knuckle B is tensioned and fixed by the action of a tensioning spring in the centering internal tensioning cylinder 5.
The disassembling process comprises the following steps:
the self-centering internal pulling cylinder 4, the self-centering internal expanding cylinder 5 and the single-action pushing cylinder 6 are communicated with the oil outlet 12 and disconnected from the oil inlet 11 through the internal pulling cylinder sequence valve 14 and the internal expanding cylinder sequence valve 16, hydraulic pressure is cancelled, tension springs in the self-centering internal pulling cylinder 4 act to release clamping and axial tensioning on one steering knuckle A, the single-action pushing cylinder 6 is released from being matched with the angular positioning seat 7 to prevent one steering knuckle A from rotating, tension springs in the self-centering internal expanding cylinder 5 act to release tensioning and fixing on the other steering knuckle B.
During the period, the corresponding pressure can be observed through the oil inlet oil meter 19, the internal expansion oil meter 20 and the internal oil meter 21, and the pressure is adjusted through the internal cylinder stretching pressure reducing valve 15 and the internal cylinder stretching pressure reducing valve 17, so that the fixed clamping under different pressures is realized.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all simple modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments still fall within the scope of the technical solution of the present invention.
Claims (7)
1. The utility model provides a compound pressurize anchor clamps of interior formula of drawing for knuckle, includes support, hydraulic pressure connecting device, clamping device and anti-rotation device, characterized by: the hydraulic connecting device, the fixing device and the anti-rotation device are all arranged on the bracket, the fixing device and the anti-rotation device are connected with an external hydraulic station through the hydraulic connecting device, and the fixing device and the anti-rotation device are used for fixing the steering knuckle through the hydraulic action;
the support comprises a bottom plate, a mounting plate and a top plate, wherein the top plate and the bottom plate are respectively arranged on the upper side and the lower side of the mounting plate in a vertical state;
the fixing device comprises a self-centering internal pulling cylinder and a self-centering internal expanding cylinder, the self-centering internal pulling cylinder is arranged on the mounting plate, the axis of the self-centering internal pulling cylinder is perpendicular to the mounting plate, and the self-centering internal expanding cylinder is vertically arranged on the top plate;
the anti-rotation device comprises a first limiting device and a second limiting device, the first limiting device is arranged on the mounting plate on the same side of the self-centering internal pulling cylinder and comprises a single-action pushing cylinder and an angular positioning seat which are matched with each other, the second limiting device comprises at least two angular pins and at least two limiting rods which are arranged on the top plate, and the two limiting rods are arranged on the top plate around the self-centering internal expanding cylinder;
the hydraulic connecting device comprises a connecting plate, an oil inlet, an oil outlet and a valve switch, the connecting plate is vertically arranged on the top plate, the oil inlet, the oil outlet and the valve switch are arranged on the connecting plate, and the connecting plate, the top plate and the mounting plate are communicated with the self-centering internal pulling cylinder, the self-centering internal expanding cylinder and the single-action pushing cylinder through internal deep-hole oil ducts arranged on the connecting plate, the top plate and the mounting plate.
2. The inner pull type composite pressure maintaining clamp for a steering knuckle according to claim 1, wherein: the connecting plate, the fixing device and the anti-rotation device are all fixed on the mounting plate and the top plate through bolts, the self-centering internal pulling cylinder and the first limiting device form a first group of fixed clamping devices, and the self-centering internal expanding cylinder and the second limiting device form a second group of fixed clamping devices.
3. The inner pull type composite pressure maintaining clamp for a steering knuckle according to claim 1, wherein: the mounting plate is provided with two supporting plates which are parallel to each other and connected with the bottom plate and the top plate, first reinforcing plates are arranged between the mounting plate and the bottom plate and between the mounting plate and the top plate, and two supporting blocks are arranged on the bottom plate.
4. The inner pull type composite pressure maintaining clamp for a steering knuckle according to claim 1, wherein: and a second reinforcing plate is arranged between the connecting plate and the top plate.
5. The inner pull type composite pressure maintaining clamp for a steering knuckle according to claim 1, wherein: the valve switch comprises a ball valve, an inner cylinder-pulling sequence valve, an inner cylinder-pulling pressure-reducing valve, an inner cylinder-pulling sequence valve and an inner cylinder-pulling pressure-reducing valve, the ball valve is communicated with the oil inlet, the energy accumulator and the deep-hole oil duct inside the connecting plate, the inner cylinder-pulling sequence valve and the inner cylinder-pulling pressure-reducing valve are communicated with the deep-hole oil duct inside the connecting plate, and the inner cylinder-pulling sequence valve and the inner cylinder-pulling pressure-reducing valve are communicated with the deep-hole oil duct inside the connecting plate.
6. The inner pull type composite pressure maintaining clamp for a steering knuckle according to claim 5, wherein: an oil inlet meter is communicated with the oil inlet, an inner expansion meter is communicated with the upper communicating pipe of the inner expansion cylinder reducing valve, and an inner pull meter is communicated with the upper communicating pipe of the inner pull cylinder reducing valve.
7. The internal pulling type composite holding pressure clamp for a steering knuckle according to any one of claims 1 to 6, wherein: and the bottom plate and the top plate are provided with lifting rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120824659.4U CN214517661U (en) | 2021-04-21 | 2021-04-21 | Internal pulling type composite pressure maintaining clamp for steering knuckle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120824659.4U CN214517661U (en) | 2021-04-21 | 2021-04-21 | Internal pulling type composite pressure maintaining clamp for steering knuckle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214517661U true CN214517661U (en) | 2021-10-29 |
Family
ID=78276121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120824659.4U Active CN214517661U (en) | 2021-04-21 | 2021-04-21 | Internal pulling type composite pressure maintaining clamp for steering knuckle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214517661U (en) |
-
2021
- 2021-04-21 CN CN202120824659.4U patent/CN214517661U/en active Active
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