CN111113091A - Boring clamp for arm hole of automobile steering gear box - Google Patents
Boring clamp for arm hole of automobile steering gear box Download PDFInfo
- Publication number
- CN111113091A CN111113091A CN201911364026.3A CN201911364026A CN111113091A CN 111113091 A CN111113091 A CN 111113091A CN 201911364026 A CN201911364026 A CN 201911364026A CN 111113091 A CN111113091 A CN 111113091A
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- China
- Prior art keywords
- sliding
- plate
- steering gear
- fixed plate
- gear box
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Air Bags (AREA)
Abstract
The invention belongs to the technical field of machining clamps, and particularly relates to a boring clamp for an arm hole of a steering gear box shell of an automobile, which comprises a base, a fixed plate and a movable plate, wherein the fixed plate is fixed on the base; the fixing plate is fixedly connected to the upper surface of the base; a limiting block is embedded at one side of the fixed plate; the first sliding chute is connected with a positioning column in a sliding manner; a movable plate is arranged on one side of the upper surface of the base, which is far away from the fixed plate; the surface of one side, close to the fixed plate, of the movable plate is fixedly connected with a guide rod; the guide rod is connected with an auxiliary ring in a sliding way; a second sliding groove is formed in the positioning column; a rotating roller is rotationally connected in the second sliding groove; the surfaces of the rotating rods are hinged with hinge plates which are uniformly arranged; third sliding chutes which are uniformly distributed are formed in the surfaces of the positioning columns; sliding blocks are connected in the third sliding grooves in a sliding mode; the sliding block is hinged with the hinged plate; the positioning column penetrates through the through hole of the steering gear box shell and fixes the steering gear box shell in the through hole, so that the whole steering gear box shell is clamped.
Description
Technical Field
The invention belongs to the technical field of machining clamps, and particularly relates to a boring clamp for an arm hole of an automobile steering gear box shell.
Background
The machine is also called a fixture, which is used to fix the object to be processed to make it occupy the correct position for receiving construction or detection. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig. Such as welding jigs, inspection jigs, assembly jigs, machine tool jigs, and the like. Among them, the machine tool clamp is the most common, and is often referred to as a clamp for short. When an engine bearing shell cover is machined, in order to enable the surface of a workpiece to meet the technical requirements of size, geometric shape, mutual position precision with other surfaces and the like specified in a drawing, the workpiece needs to be assembled (positioned) and clamped (clamped) before machining, a clamp usually comprises a positioning element (determining the correct position of the workpiece in the clamp), a clamping device, a tool setting guide element (determining the relative position of a tool and the workpiece or guiding the direction of the tool), an indexing device (enabling the workpiece to complete machining of a plurality of stations in one-time installation, including a rotary indexing device and a linear movement indexing device), a connecting element, a clamp body (a clamp base) and the like, a steering gear shell is the most important part of an automobile for steering function, and an alloy which is stable in structure and difficult to deform needs to be adopted as a shell. Because the shape of the steering gear box shell is irregular, a specific clamp is required to be adopted for fixing and processing the steering gear box shell, the steering gear box shells with different specifications are different in size and length, and the clamps with different specifications are required to be adopted for clamping, so that the production cost is increased, and the production efficiency is reduced.
In the prior art, because the steering gear box shell has different irregular shapes and specifications, when boring processing is carried out, the steering gear box shell is easy to vibrate and relatively displace when processing, so that the precision of the steering gear box shell is insufficient, and even a workpiece is damaged, an adjustable clamp special for producing the steering gear box shell is published by Chinese patent, wherein the patent No. 201620986465 comprises a base, a vertical plate and a movable bracket, wherein the vertical plate is arranged on the base, the movable bracket is arranged on the base, a through hole is arranged on the vertical plate, a mandrel is arranged in the through hole, the height of the mandrel is higher than that of the top of the bracket, the mandrel is inserted into a shaft hole of the steering gear box shell, the bracket supports the tail part of the steering gear box shell, so that the steering gear box shell is fixed on the clamp, and when the bracket is moved, the, The direction machine shells with different sizes have universality, the production cost is reduced, but the fastening degree of the clamp is insufficient in the processing process, and the direction machine shells are easy to displace on the core shaft, so that the processing precision is reduced
Disclosure of Invention
The invention provides a boring clamp for an arm hole of an automobile steering gear housing, which aims to make up the defects of the prior art and solve the problems that the fastening degree of a clamp for fixing the automobile steering gear housing in the existing boring clamp is not enough, and the clamp needs to be frequently replaced due to different specifications of the steering gear housing.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a boring clamp for an arm hole of an automobile steering gear box shell, which comprises a base, a fixed plate and a movable plate, wherein the base is provided with a hole; the fixing plate is fixedly connected to the upper surface of the base; a limiting block is embedded at one side of the fixed plate; a first sliding groove is formed in the limiting block; the first sliding groove is positioned at an opening on one side of the limiting block away from the fixing plate; the first sliding chute is connected with a positioning column in a sliding manner; the positioning column extends out of the first sliding groove through an opening on the limiting block; a movable plate is arranged on one side of the upper surface of the base, which is far away from the fixed plate; the upper surface of the base is provided with guide grooves which are uniformly distributed; the moving plate is connected with the base in a sliding mode through the guide groove; the surface of one side, close to the fixed plate, of the movable plate is fixedly connected with a guide rod; the guide rod is connected with an auxiliary ring in a sliding way; one side of the auxiliary ring close to the moving plate is elastically connected with the moving plate through a spring; a second sliding groove is formed in the positioning column; a rotating roller is rotationally connected in the second sliding groove; the surfaces of the rotating rods are hinged with hinge plates which are uniformly arranged; third sliding chutes which are uniformly distributed are formed in the surfaces of the positioning columns; sliding blocks are connected in the third sliding grooves in a sliding mode; the sliding blocks correspond to the hinged plates one by one and are hinged with each other; the rotating roller is designed to be telescopic; one end of the rotating roller, which is far away from the moving plate, penetrates through the fixed plate; a motor is fixedly connected to one side of the fixing plate, which is far away from the second chute; the rotating shaft of the motor is fixedly connected with the rotating roller; when the automobile steering device works, the through hole of the automobile steering device shell is inserted into the positioning column, the clamp is started, the moving plate is controlled to move towards the direction of the fixed plate, the moving plate is gradually close to the steering device shell, the guide rod on the moving plate is contacted with the steering device shell, along with the continuous movement of the moving plate, the guide rod extends into the through hole of the steering device shell, the auxiliary ring is extruded at the same time, the auxiliary ring is closed towards the direction of the moving plate under the action of spring elasticity, when the auxiliary ring and the moving plate can not move, the moving plate is fixed, the steering device shell is preliminarily fixed by the fixed column and the guide rod, at the moment, the motor is started, the motor is controlled to rotate the rotating motor to drive the rotating roller positioned in the second chute to rotate, so that the hinged plate fixedly connected on the rotating roller rotates, the lateral extrusion sliding block slides in the third sliding groove, the sliding block moves towards the direction far away from the second sliding groove, so that the positioning column extends out to be fixedly contacted with the inner wall of the through hole of the shell of the direction machine, extrusion is generated between the inner walls of the through hole of the shell of the direction machine, and then the direction machine is fixed, the direction machine shell is prevented from rotating on the positioning column when boring, so that displacement is generated between the boring cutter and the direction machine shell, on one hand, defective products of the direction machine shell are generated, on the other hand, when boring machining is performed, the boring cutter and a machined part are displaced, the boring cutter is extremely easy to damage, if the displacement is large, the boring cutter is likely to break.
Preferably, the sliding block is fixedly connected with a rubber pad on the outer surface of the positioning column; reinforcing rods are uniformly arranged in the rubber pad; the reinforcing rod is formed by hinging two guide rods in a crossed manner; when the steering gear fixing device works, the motor rotates to enable the hinged plate to push the sliding block to extrude the inner wall of the steering gear shell, so that the steering gear shell is fixed, when the sliding block displaces outside the third sliding chute, the rubber pad fixedly connected to the surface of the sliding block firstly contacts the inner wall of the through hole of the steering gear shell, and simultaneously, along with the continuous displacement of the sliding block, pressure is gradually generated on the rubber pad, the reinforcing rod in the rubber pad firstly generates pressure with the inner wall of the through hole of the steering gear shell, and along with the increase of the pressure, the reinforcing rod rotates around the hinged point gradually, so that the whole rubber pad is contacted with the inner wall of the through hole of the steering gear shell, the rubber pad is converted from point contact into surface contact with the inner wall of the steering gear shell, the contact area is increased, so, the steering gear box is free from defects such as scratching and nicking, and can effectively prevent the occurrence of defective parts.
Preferably, one side of the moving plate, which is close to the fixed plate, is positioned in the guide groove and is hinged with a support frame; the support frame is formed by hinging two guide rods; a fourth sliding groove is formed in one end, far away from the moving plate, of the guide groove; a positioning block is connected in the fourth sliding chute in a sliding manner; one end of the support frame, which is far away from the movable plate, is hinged with the positioning block; the surfaces of the fixed plate and the movable plate are both provided with fifth sliding chutes; a supporting plate is connected between the fifth sliding grooves in a sliding manner; when the steering mechanism works, the movable plate moves towards one side of the fixed plate, the support frame hinged on the surface of the movable plate is continuously reduced along with the relative position between the movable plate and the guide groove when the movable plate moves, the support frame is formed by hinging the guide rods, the support frame is gradually bent and extends out of the guide groove, when the support frame extends out of the guide groove, the support plate is gradually pushed upwards by the uniformly arranged support frame, so that the support plate moves upwards in the fifth guide groove until the support plate contacts the ground of the steering mechanism shell, the pressure of the support frame on the support plate is gradually increased along with the continuous displacement of the movable plate, so that the extrusion force of the support plate on the steering mechanism shell is increased, and the steering mechanism shell is fixed in the vertical direction by matching with the positioning column and the guide rod, the fastening effect of the fixture on the steering, reducing the product quality.
Preferably, the supporting plate is designed to be telescopic; the surface of the supporting plate is provided with anti-skid grooves which are uniformly distributed; the upper surfaces of the anti-skid grooves are fixedly connected with a layer of anti-skid pad; when the steering gear box is in operation, the supporting plate gradually extrudes and fastens the steering gear box under the action of the supporting frame, when the supporting plate extrudes the steering gear box, the anti-slip groove formed in the surface of the supporting plate is in contact with the anti-slip pad and the steering gear box, and due to the fact that the ground shape of the steering gear box is not fixed, the anti-slip pad and the anti-slip groove can be in soft contact with the steering gear box at first, the steering gear box is prevented from being cut and rubbed with the supporting plate, meanwhile, the anti-slip pad increases the contact area between the supporting plate and the ground of the steering gear box, and the fastening effect of the.
Preferably, the non-slip mat is made of soft rubber material; a first cavity is formed in the supporting plate; the first cavity and the anti-skid groove are both in a conduction design; an air bag layer is fixedly connected between the auxiliary ring and the moving plate; a second cavity is formed in the air bag layer; the first cavity is communicated with the second cavity; the during operation, among the guide bar stretches into direction casing body through-hole, the auxiliary ring receives the extrusion and draws close to the movable plate gradually, the auxiliary ring extrudes the gasbag layer when drawing close to the movable plate, the gasbag layer receives the extrusion and passes through the leading-in first cavity of pipe with inside air, gas volume grow and then make the slipmat take place the inflation in the first cavity, when backup pad and direction casing body bottom surface contact, the contact between the expanded slipmat can be strengthened effectively and the direction casing body, strengthen the friction of direction casing body on the backup pad surface, make the inseparabler that combines between direction casing body and the backup pad.
Preferably, an air cushion layer is arranged on the surface of the limiting block; the air cushion layer is designed to be hollow and is communicated with the first cavity in a hollow mode; the during operation, the direction casing removes to the fixed plate direction along the reference column gradually under the promotion of movable plate, when direction casing and stopper surface contact, extrude the air cushion layer, the deformation takes place for the air cushion layer atress, wrap up the fixed effect of reinforcing to the direction casing, the partly air in the air cushion layer who deforms simultaneously passes through the pipe and strengthens backup pad surface slipmat deformation degree in getting into first cavity, fixed effect between reinforcing and the direction casing, stopper surface mounting air cushion layer simultaneously, when can preventing mutual extrusion between direction casing and the stopper effectively, cause the damage to the direction machine surface, make finished product direction casing quality descend.
The invention has the following beneficial effects:
1. according to the boring fixture for the arm hole of the steering machine shell, the positioning column and the guide rod are arranged to clamp and fix the steering machine shell from multiple directions, the second sliding groove and the third sliding groove are formed in the positioning column, the sliding block is extruded through the hinged plate to fix the steering machine shell on the positioning column, the steering machine shell is effectively prevented from rotating and displacing during boring and machining, machining precision is reduced, meanwhile, the supporting rod and the supporting plate are driven to perform auxiliary fixing on the steering machine shell through displacement of the moving plate, and the fastening effect on the steering machine shell can be effectively enhanced.
2. According to the boring clamp for the arm hole of the automobile steering gear box shell, the antiskid pad, the air cushion layer and the rubber pad are arranged, and the steering gear box shell is contacted with a soft material, so that the steering gear box shell is prevented from being damaged by a fixing element, and the quality of a final finished product is further improved.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is a diagram of the operating state of the present invention;
FIG. 3 is a cross-sectional view of the present invention;
FIG. 4 is a view showing the internal structure of the positioning post;
FIG. 5 is a cross-sectional view of the locating post;
in the figure: the air bag type air cushion comprises a base 1, a fixed plate 2, a moving plate 3, a limiting block 21, a first sliding groove 22, a positioning column 23, a guide groove 11, a guide rod 31, an auxiliary ring 32, a second sliding groove 4, a rotating rod 41, a hinged plate 42, a third sliding groove 43, a sliding block 44, a motor 45, a rubber pad 46, a reinforcing rod 47, a support frame 5, a fourth sliding groove 51, a positioning block 52, a fifth sliding groove 53, a support plate 54, an anti-sliding groove 6, an anti-sliding pad 61, a first cavity 7, an air bag layer 8, a second cavity 81 and an air cushion layer 9.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, the boring jig for the arm hole of the steering gear box shell of the automobile comprises a base 1, a fixed plate 2 and a movable plate 3; the fixed plate 2 is fixedly connected to the upper surface of the base 1; a limiting block 21 is embedded at one side of the fixed plate 2; a first sliding groove 22 is formed in the limiting block 21; the first sliding groove 22 is arranged at an opening on one side of the limiting block 21 away from the fixing plate 2; a positioning column 23 is connected in the first sliding chute 22 in a sliding manner; the positioning column 23 extends out of the first sliding groove 22 through an opening on the limiting block 21; a movable plate 3 is arranged on one side, far away from the fixed plate 2, of the upper surface of the base 1; the upper surface of the base 1 is provided with guide grooves 11 which are uniformly distributed; the moving plate 3 is connected with the base 1 in a sliding mode through a guide groove 11; the surface of one side, close to the fixed plate 2, of the movable plate 3 is fixedly connected with a guide rod 31; an auxiliary ring 32 is connected on the guide rod 31 in a sliding way; one side of the auxiliary ring 32 close to the moving plate 3 is elastically connected with the moving plate 3 through a spring; a second chute 4 is formed in the positioning column 23; a rotating roller 41 is rotatably connected in the second chute 4; the surface of the rotating stick is hinged with hinge plates 42 which are uniformly arranged; the surface of the positioning column 23 is provided with third sliding chutes 43 which are uniformly arranged; sliding blocks 44 are connected in the third sliding grooves 43 in a sliding manner; the sliding blocks 44 correspond to the hinge plates 42 one by one and are hinged with each other; the rotating roller 41 is designed to be telescopic; one end of the rotating roller 41, which is far away from the moving plate 3, penetrates through the fixed plate 2; one side of the fixed plate 2, which is far away from the second chute 4, is fixedly connected with a motor 45; the rotating shaft of the motor 45 is fixedly connected with the rotating roller 41; when the automobile steering gear box fixing device works, the through hole of the automobile steering gear box is inserted into the positioning column 23, the clamp is started, the moving plate 3 is controlled to move towards the direction of the fixed plate 2, the moving plate 3 gradually approaches the steering gear box, the guide rod 31 on the moving plate 3 is contacted with the steering gear box, along with the continuous movement of the moving plate 3, the guide rod 31 extends into the through hole of the steering gear box, the auxiliary ring 32 is extruded and draws close towards the direction of the moving plate 3 under the action of the spring elasticity, when the auxiliary ring 32 and the moving plate 3 can not move, the moving plate 3 is fixed, the steering gear box is preliminarily fixed by the fixed column and the guide rod 31, the motor 45 is started, the motor 45 is controlled to rotate the rotating motor 45 to drive the rotating roller 41 in the second chute 4 to rotate, so that the hinged plate 42 fixedly connected on the rotating roller 41 rotates, and the hinged plate, when the hinged plate 42 rotates along with the rotating roller 41, the lateral extrusion sliding block 44 slides in the third sliding groove 43, and the sliding block 44 moves away from the second sliding groove 4, so that the positioning column 23 extends out to contact the inner wall of the through hole of the housing of the direction machine, and extrusion is generated between the inner walls of the through holes of the housing of the direction machine, so that the housing of the direction machine is fixed, and the rotation of the housing of the direction machine on the positioning column 23 during boring is avoided, so that displacement occurs between the boring cutter and the housing of the direction machine, on one hand, defective products of the housing of the direction machine are generated, on the other hand, when boring machining is performed, the boring cutter and a machined part are displaced, so that the boring cutter is easily damaged, and if the displacement is large.
In an embodiment of the present invention, the sliding block 44 is fixedly connected to a rubber pad 46 on the outer surface of the positioning column 23; reinforcing rods 47 are uniformly arranged inside the rubber pad 46; the reinforcing rod 47 is formed by hinging two guide rods in a crossed manner; when the steering gear fixing device works, the motor 45 rotates to enable the hinged plate 42 to push the sliding block 44 to generate extrusion action on the inner wall of the steering gear housing, and further fix the steering gear housing, when the sliding block 44 generates displacement outside the third sliding groove 43, the rubber pad 46 fixedly connected to the surface of the sliding block 44 firstly contacts the inner wall of the through hole of the steering gear housing, meanwhile, along with the continuous displacement of the sliding block 44, pressure is gradually generated on the rubber pad 46, the reinforcing rod 47 in the rubber pad 46 firstly generates pressure with the inner wall of the through hole of the steering gear housing, and along with the increase of the pressure, the reinforcing rod 47 gradually rotates around the hinged point, so that the whole rubber pad 46 is contacted with the inner wall of the through hole of the steering gear housing, the rubber pad 46 is converted from point contact to surface contact with the inner wall of the steering, the rubber pad 46 is squeezed against the inner wall of the steering gear box body, so that the steering gear box body is prevented from generating undesirable phenomena such as scraping and nicking, and the generation of undesirable parts can be effectively prevented.
As an embodiment of the invention, a support frame 5 is hinged in the guide groove 11 at one side of the moving plate 3 close to the fixed plate 2; the support frame 5 is formed by hinging two guide rods; a fourth sliding groove 51 is formed in one end, far away from the moving plate 3, of the guide groove 11; a positioning block 52 is connected in the fourth sliding chute 51 in a sliding manner; one end of the support frame 5, which is far away from the moving plate 3, is hinged with the positioning block 52; the surfaces of the fixed plate 2 and the movable plate 3 are both provided with fifth sliding chutes 53; a supporting plate 54 is connected between the fifth sliding grooves 53 in a sliding manner; when the steering mechanism works, the movable plate 3 moves towards one side of the fixed plate 2, the support frames 5 hinged on the surface of the movable plate 3 when the movable plate 3 moves are continuously reduced along with the relative position between the movable plate 3 and the guide groove 11, the support frames 5 are formed by hinging the guide rods, the support frames 5 are gradually bent and extend out of the guide groove 11, when the support frames 5 extend out of the guide groove 11, the support plates 54 are gradually pushed upwards by the uniformly arranged support frames 5, the support plates 54 move upwards in the fifth slide grooves 53 until the support plates 54 contact the ground of the steering mechanism shell, the pressure of the support frames 5 on the support plates 54 is gradually increased along with the continuous displacement of the movable plate 3, so that the extrusion force of the steering mechanism shell on the support plates 54 is increased, and the steering mechanism shell is fixed in the vertical direction by matching the positioning columns 23 and the guide rods 31, the fastening effect, The displacement causes the processing precision of the steering gear box shell to be reduced, and the product quality is reduced.
As an embodiment of the present invention, the supporting plate 54 is telescopically designed; the surface of the supporting plate 54 is provided with anti-skid grooves 6 which are uniformly distributed; the upper surfaces of the anti-skid grooves 6 are fixedly connected with a layer of anti-skid pad 61; when the steering gear box is in work, the supporting plate 54 gradually generates an extrusion fastening effect on the steering gear box under the action of the supporting frame 5, when the supporting plate 54 extrudes the steering gear box, the anti-slip groove 6 formed in the surface of the supporting plate 54 contacts with the anti-slip mat 61 and the steering gear box, and due to the fact that the ground shape of the steering gear box is not fixed, the anti-slip mat 61 and the anti-slip groove 6 can be in soft contact with the steering gear box firstly when the anti-slip mat 61 and the steering gear box contact with the steering gear box, so that the steering gear box and the supporting plate 54 are prevented from being scratched, meanwhile, the anti-slip mat 61 increases the contact area of the supporting plate 54.
As an embodiment of the present invention, the anti-slip mat 61 is made of soft rubber material; a first cavity 7 is formed in the supporting plate 54; the first cavity 7 and the anti-skid groove 6 are both in a conduction design; an air bag layer 8 is fixedly connected between the auxiliary ring 32 and the moving plate 3; a second cavity 81 is formed in the air bag layer 8; the first cavity 7 and the second cavity 81 are communicated with each other; in operation, among the guide bar 31 stretches into direction machine shell through-hole, supplementary ring 32 receives the extrusion and draws close to moving plate 3 gradually, supplementary ring 32 extrudes gasbag layer 8 when drawing close to moving plate 3, gasbag layer 8 receives the extrusion and passes through the leading-in first cavity 7 of pipe with inside air, gas volume grow and then make slipmat 61 take place the inflation in first cavity 7, when backup pad 54 contacts with direction machine shell bottom surface, contact between the expanded slipmat 61 can strengthen effectively and the direction machine shell, strengthen the friction of direction machine shell on backup pad 54 surface, make the inseparabler that combines between direction machine shell and the backup pad 54.
As an embodiment of the present invention, an air cushion layer 9 is installed on the surface of the limiting block 21; the air cushion layer 9 is designed to be hollow, and the air cushion layer 9 is communicated with the first cavity 7 in a hollow manner; the during operation, the direction machine casing moves to fixed plate 2 direction along reference column 23 gradually under the promotion of movable plate 3, when direction machine casing and stopper 21 surface contact, extrusion air cushion layer 9, air cushion layer 9 atress takes place deformation, wrap up the fixed effect of reinforcing to the direction machine casing, strengthen backup pad 54 surface slipmat 61 degree of deformation in the partly air of air cushion layer 9 of deformation gets into first cavity 7 through the pipe simultaneously, fixed effect between reinforcing and the direction machine casing, stopper 21 surface mounting air cushion layer 9 simultaneously, when can prevent effectively that mutual extrusion between direction machine casing and the stopper 21, cause the damage to the direction machine surface, make finished product direction machine casing quality descend.
The specific working process is as follows:
when the automobile steering gear box fixing device works, the through hole of the automobile steering gear box is inserted into the positioning column 23, the clamp is started, the moving plate 3 is controlled to move towards the direction of the fixed plate 2, the moving plate 3 gradually approaches the steering gear box, the guide rod 31 on the moving plate 3 is contacted with the steering gear box, along with the continuous movement of the moving plate 3, the guide rod 31 extends into the through hole of the steering gear box, the auxiliary ring 32 is extruded and draws close towards the direction of the moving plate 3 under the action of the spring elasticity, when the auxiliary ring 32 and the moving plate 3 can not move, the moving plate 3 is fixed, the steering gear box is preliminarily fixed by the fixed column and the guide rod 31, the motor 45 is started, the motor 45 is controlled to rotate the rotating motor 45 to drive the rotating roller 41 in the second chute 4 to rotate, so that the hinged plate 42 fixedly connected on the rotating roller 41 rotates, and the hinged plate, when the hinge plate 42 rotates along with the rotating roller 41, the lateral extrusion sliding block 44 slides in the third sliding groove 43, and the sliding block 44 moves away from the second sliding groove 4, so that the extending positioning column 23 is in contact with the inner wall of the through hole of the steering machine shell and extrudes between the inner walls of the through hole of the steering machine shell, thereby fixing the steering machine shell.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an automobile steering gear casing arm hole boring anchor clamps which characterized in that: comprises a base (1), a fixed plate (2) and a movable plate (3); the fixing plate (2) is fixedly connected to the upper surface of the base (1); a limiting block (21) is embedded at one side of the fixed plate (2); a first sliding groove (22) is formed in the limiting block (21); the first sliding groove (22) is arranged at an opening on one side, away from the fixed plate (2), of the limiting block (21); a positioning column (23) is connected in the first sliding chute (22) in a sliding manner; the positioning column (23) extends out of the first sliding groove (22) through an opening on the limiting block (21); a movable plate (3) is arranged on one side, far away from the fixed plate (2), of the upper surface of the base (1); the upper surface of the base (1) is provided with guide grooves (11) which are uniformly distributed; the moving plate (3) is connected with the base (1) in a sliding mode through a guide groove (11); the surface of one side, close to the fixed plate (2), of the moving plate (3) is fixedly connected with a guide rod (31); the guide rod (31) is connected with an auxiliary ring (32) in a sliding way; one side of the auxiliary ring (32) close to the moving plate (3) is elastically connected with the moving plate (3) through a spring; a second sliding chute (4) is formed in the positioning column (23); a rotating roller (41) is rotationally connected in the second chute (4); the surface of the rotating stick is hinged with hinge plates (42) which are uniformly arranged; third sliding grooves (43) which are uniformly distributed are formed in the surface of the positioning column (23); sliding blocks (44) are connected in the third sliding grooves (43) in a sliding manner; the sliding blocks (44) correspond to the hinge plates (42) one by one and are hinged with each other; the rotating roller (41) is designed to be telescopic; one end of the rotating roller (41) far away from the moving plate (3) penetrates through the fixed plate (2); a motor (45) is fixedly connected to one side of the fixed plate (2) far away from the second sliding chute (4); and the rotating shaft of the motor (45) is fixedly connected with the rotating roller (41).
2. The boring clamp for the arm hole of the steering wheel housing of the automobile as claimed in claim 1, wherein: the sliding block (44) is positioned on the outer surface of the positioning column (23) and fixedly connected with a rubber pad (46); reinforcing rods (47) are uniformly arranged in the rubber pad (46); the reinforcing rod (47) is formed by hinging two guide rods in a crossed manner.
3. The boring clamp for the arm hole of the steering wheel housing of the automobile as claimed in claim 1, wherein: one side of the moving plate (3) close to the fixed plate (2) is positioned in the guide groove (11) and is hinged with a support frame (5); the support frame (5) is formed by hinging two guide rods; a fourth sliding groove (51) is formed in one end, far away from the moving plate (3), of the guide groove (11); a positioning block (52) is connected in the fourth sliding groove (51) in a sliding manner; one end of the support frame (5) far away from the moving plate (3) is hinged to the positioning block (52); fifth sliding grooves (53) are formed in the surfaces of the fixed plate (2) and the movable plate (3); a supporting plate (54) is connected between the fifth sliding grooves (53) in a sliding manner.
4. The boring clamp for the arm hole of the steering gear box of the automobile as claimed in claim 3, wherein: the supporting plate (54) is designed to be telescopic; the surface of the supporting plate (54) is provided with anti-skidding grooves (6) which are uniformly distributed; the upper surfaces of the anti-skid grooves (6) are fixedly connected with a layer of anti-skid pad (61).
5. The boring clamp for the arm hole of the steering gear box of the automobile as claimed in claim 4, wherein: the anti-skid pad (61) is made of soft rubber material; a first cavity (7) is formed in the supporting plate (54); the first cavity (7) and the anti-skid groove (6) are both in a conduction design; an air bag layer (8) is fixedly connected between the auxiliary ring (32) and the moving plate (3); a second cavity (81) is formed in the air bag layer (8); the first cavity (7) and the second cavity (81) are communicated with each other.
6. The boring clamp for the arm hole of the steering wheel housing of the automobile as claimed in claim 1, wherein: an air cushion layer (9) is arranged on the surface of the limiting block (21); the air cushion layer (9) is designed to be hollow, and the air cushion layer (9) is communicated with the first cavity (7) in a hollow mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911364026.3A CN111113091A (en) | 2019-12-26 | 2019-12-26 | Boring clamp for arm hole of automobile steering gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911364026.3A CN111113091A (en) | 2019-12-26 | 2019-12-26 | Boring clamp for arm hole of automobile steering gear box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111113091A true CN111113091A (en) | 2020-05-08 |
Family
ID=70502840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911364026.3A Withdrawn CN111113091A (en) | 2019-12-26 | 2019-12-26 | Boring clamp for arm hole of automobile steering gear box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111113091A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111806998A (en) * | 2020-07-23 | 2020-10-23 | 杨帆 | Rubber roller |
| CN112091252A (en) * | 2020-09-08 | 2020-12-18 | 中国航发贵州黎阳航空动力有限公司 | Pressing tool for clamping by utilizing inner cavity steps of part and clamping method thereof |
| CN114536218A (en) * | 2022-04-25 | 2022-05-27 | 江苏惠庆电器科技有限公司 | Supporting device for polishing thin-wall parts |
| CN115179067A (en) * | 2022-07-08 | 2022-10-14 | 江阴市恒润环锻有限公司 | Thin-wall flange piece fixing equipment based on flexible positioning locking type |
-
2019
- 2019-12-26 CN CN201911364026.3A patent/CN111113091A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111806998A (en) * | 2020-07-23 | 2020-10-23 | 杨帆 | Rubber roller |
| CN111806998B (en) * | 2020-07-23 | 2021-08-27 | 广东聚成杰强橡塑制品有限公司 | Rubber roller |
| CN112091252A (en) * | 2020-09-08 | 2020-12-18 | 中国航发贵州黎阳航空动力有限公司 | Pressing tool for clamping by utilizing inner cavity steps of part and clamping method thereof |
| CN114536218A (en) * | 2022-04-25 | 2022-05-27 | 江苏惠庆电器科技有限公司 | Supporting device for polishing thin-wall parts |
| CN115179067A (en) * | 2022-07-08 | 2022-10-14 | 江阴市恒润环锻有限公司 | Thin-wall flange piece fixing equipment based on flexible positioning locking type |
| CN115179067B (en) * | 2022-07-08 | 2023-09-22 | 江阴市恒润环锻有限公司 | Thin-wall flange part fixing equipment based on flexible positioning locking |
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Application publication date: 20200508 |