CN221048289U - Automobile steering gear shell clamping device - Google Patents

Abstract

The utility model discloses a clamping device for a shell of an automobile steering gear, which comprises a fixed base, a bottom plate, a fixed clamp and a movable clamp, wherein a supporting seat is fixedly arranged at the upper end of the fixed base, and a threaded sleeve I is arranged at the upper end of the supporting seat; a yielding slot hole is formed in the bottom plate at a position corresponding to the first threaded sleeve, and the first threaded sleeve penetrates through the yielding slot hole; the upper end of the bottom plate is provided with a pressing plate, a positioning bolt is arranged on the pressing plate at a position corresponding to the first threaded sleeve, and the tail end of the positioning bolt penetrates through the pressing plate to be in threaded connection with the first threaded sleeve; the fixed clamp and the movable clamp are respectively arranged at two ends of the bottom plate, and the structure of the movable clamp is the same as that of the fixed clamp; a linear slide rail is arranged on the bottom plate along the length direction of the bottom plate, and the movable clamp is in sliding connection with the linear slide rail through a sliding block; the utility model has the advantages of high positioning and supporting precision, good supporting stability, simple and compact structure, flexible and convenient use, improvement of the detection precision and the detection efficiency of the steering gear shell, and the like.

Description

Automobile steering gear shell clamping device

Technical Field

The utility model relates to the technical field of steering gears, in particular to a clamping device for a shell of an automobile steering gear.

Background

The utility model provides an automobile steering gear casing is the slender structure of an aluminum alloy material for support location rack and pinion meshing transmission, because this kind of structure casing length is longer, the structure is complicated, great degree of difficulty has been brought for the size detection of check out test set, the automobile steering gear casing need with the help of clamping device will be fixed a position on check out test set when size detects, patent publication number CN203611024U discloses a general adjustable anchor clamps in processing automobile steering gear casing bearing hole, specifically disclose support fixed the steering gear casing through the anchor clamps of bottom plate both sides, the bottom plate and the steering gear casing that presss from both sides tight can rotate around the dabber and adjust its position, but can't make steering gear casing carry out position adjustment along its axial direction, steering gear casing supports instability, there is the use inflexibly, supporting stability is relatively poor, reduce the problem such as detection precision and the detection efficiency of steering gear casing.

Disclosure of utility model

The technical problem to be solved by the utility model is to overcome the existing defects, and provide the clamping device for the automobile steering gear shell, which has the advantages of high positioning and supporting precision for the steering gear shell, good supporting stability, simple and compact structure, light weight, flexible and convenient use, improvement of the precision of the size detection of the steering gear shell, improvement of the detection efficiency and effective solving of the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the clamping device for the automobile steering gear shell comprises a fixed base, a bottom plate, a fixed clamp and a movable clamp, wherein a mounting hole is formed in the fixed base, a supporting seat is fixedly arranged at the upper end of the fixed base, and a threaded sleeve I is arranged at the upper end of the supporting seat; the bottom plate is arranged on the upper end surface of the supporting seat, a yielding slot hole is formed in the position, corresponding to the first threaded sleeve, of the bottom plate, the yielding slot hole is formed in the length direction of the bottom plate, and the first threaded sleeve penetrates into the yielding slot hole; the upper end of the bottom plate is provided with a pressing plate, a positioning bolt is arranged on the pressing plate at a position corresponding to the first threaded sleeve, and the tail end of the positioning bolt penetrates through the pressing plate to be in threaded connection with the first threaded sleeve; the fixed clamp and the movable clamp are respectively arranged at two ends of the bottom plate, the fixed clamp comprises a clamping plate fixed on the bottom plate, the top end of the clamping plate is provided with a V-shaped clamping end face, the upper end of the clamping plate is provided with a clamping head with a V-shaped structure, two ends of the clamping head are fixedly connected with two ends of the end face of the top end of the clamping plate through T-shaped bolts, and the structure of the movable clamp is identical with that of the fixed clamp; the bottom plate is located one end of the movable clamp and is provided with a linear slide rail along the length direction of the bottom plate, the bottom end of the clamping plate of the movable clamp is fixedly connected with a sliding block, and the sliding block is nested on the linear slide rail in a sliding manner.

Further, an arc-shaped groove is formed in the clamping plate of the fixing clamp along the width direction of the bottom plate, and an auxiliary positioning tool is arranged in the arc-shaped groove in a sliding manner; the auxiliary positioning tool comprises a supporting plate, a locking plug and a butt bolt, wherein the supporting plate is positioned at the inner side end of the fixing clamp, the supporting plate is of an L-shaped plate structure, a limiting ring A is arranged at the tail end of a horizontal plate of the supporting plate, a threaded sleeve II is arranged at the tail end face of the limiting ring A, and the threaded sleeve II penetrates through the arc-shaped groove; the locking plug is of a bolt-shaped structure, a limiting ring B is arranged on a stud of the locking plug, the stud of the locking plug is in threaded connection with the threaded sleeve II, and the limiting ring A and the limiting ring B clamp the clamping plate; screw holes are formed in the top ends of the vertical plates of the support plates along the vertical direction, and the abutting bolts are connected in the screw holes in a threaded mode.

Further, the slider is connected with a jacking bolt in a threaded manner, a jacking groove is formed in the position, corresponding to the jacking bolt, of the upper surface of the linear sliding rail along the length direction of the linear sliding rail, and the tail end of the jacking bolt penetrates through the slider to be abutted against the jacking groove.

Further, a limit groove is formed in the periphery of the yielding slot hole on the bottom plate, a step surface is formed between the limit groove and the yielding slot hole, the pressing plate is attached to the step surface, and the width of the limit groove is matched with the width of the pressing plate.

Further, the cross section of supporting seat is less than unable adjustment base's cross section, and the mounting hole of seting up on the unable adjustment base all is located the supporting seat periphery.

Compared with the prior art, the utility model has the beneficial effects that: according to the automobile steering gear shell clamping device, the steering gear shell is clamped and fixed through the movable clamp and the fixed clamp, and the steering gear shell is supported in an auxiliary supporting mode by matching with the auxiliary positioning tool, so that the positioning supporting precision and stability of the steering gear shell are improved; the movable clamp and the fixed clamp can clamp and fix the steering gear shell with the length and the outer diameter, and the auxiliary positioning tool can flexibly adjust the position of the auxiliary positioning tool which is propped against the support along the arc-shaped groove; the bottom plate and the steering gear shell clamped and fixed by the bottom plate can rotate around the circumference of the fixed base through loosening the positioning bolts, and the bottom plate and the steering gear shell clamped and fixed by the bottom plate can horizontally move along the length direction of the yielding slot hole, so that the steering gear shell is rapidly adjusted to be positioned at different clamping positions, the sizes of different parts of the steering gear shell are detected by matching with the detection equipment, and the detection efficiency is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a front view of the present utility model;

FIG. 3 is a schematic view of a connection structure between a support base and a platen according to the present utility model;

FIG. 4 is a schematic view of a support base according to the present utility model;

FIG. 5 is a schematic view of the structure of the base plate of the present utility model;

FIG. 6 is a schematic view of a fixing clamp according to the present utility model;

FIG. 7 is an isometric view of a fixture of the present utility model;

FIG. 8 is a schematic view of a moving clamp according to the present utility model;

FIG. 9 is a schematic diagram of an auxiliary positioning tool according to the present utility model;

Fig. 10 is a schematic view of the structure of the present utility model in use.

In the figure: 1. a fixed base; 2. a support base; 21. a threaded sleeve I; 3. a bottom plate; 31. a limit groove; 32. a yielding slot; 4. a pressing plate; 5. positioning bolts; 6. a fixing clamp; 61. a clamping plate; 611. an arc-shaped groove; 62. a chuck; 63. a T-shaped bolt; 7. a linear slide rail; 71. tightly pushing the groove; 8. moving the clamp; 81. a slide block; 82. a jack bolt; 9. auxiliary positioning tools; 91. a support plate; 911. a limiting ring A; 912. a threaded sleeve II; 913. a screw hole; 92. locking the plug; 921. a limiting ring B; 93. abutting the bolt; 100. steering gear housing.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

Referring to fig. 1-10, the present utility model provides a technical solution: the clamping device for the automobile steering gear shell comprises a fixed base 1, a bottom plate 3, a fixed clamp 6 and a movable clamp 8, wherein a mounting hole is formed in the fixed base 1, a supporting seat 2 is fixedly arranged at the upper end of the fixed base 1, and a threaded sleeve I21 is arranged at the upper end of the supporting seat 2; the bottom plate 3 is arranged on the upper end surface of the supporting seat 2, a yielding slot hole 32 is formed in the position, corresponding to the first threaded sleeve 21, of the bottom plate 3, the yielding slot hole 32 is arranged along the length direction of the bottom plate 3, and the first threaded sleeve 21 penetrates into the yielding slot hole 32; the upper end of the bottom plate 3 is provided with a pressing plate 4, a positioning bolt 5 is arranged on the pressing plate 4 at a position corresponding to the first threaded sleeve 21, and the tail end of the positioning bolt 5 penetrates through the pressing plate 4 to be in threaded connection with the first threaded sleeve 21; the fixed clamp 6 and the movable clamp 8 are respectively arranged at two ends of the bottom plate 3, the fixed clamp 6 comprises a clamping plate 61 fixed on the bottom plate 3, the top end of the clamping plate 61 is provided with a V-shaped clamping end face, the upper end of the clamping plate 61 is provided with a clamping head 62 with a V-shaped structure, two ends of the clamping head 62 are fixedly connected with two ends of the top end face of the clamping plate 61 through T-shaped bolts 63, and the structure of the movable clamp 8 is identical with that of the fixed clamp 6; the bottom plate 3 is positioned at one end of the movable clamp 8, a linear slide rail 7 is arranged along the length direction of the bottom plate, a sliding block 81 is fixedly connected to the bottom end of a clamping plate 61 of the movable clamp 8, and the sliding block 81 is slidably nested on the linear slide rail 7; the sliding block 81 is in threaded connection with a jacking bolt 82, a jacking groove 71 is formed in the position, corresponding to the jacking bolt 82, of the upper surface of the linear sliding rail 7 along the length direction of the linear sliding rail, and the tail end of the jacking bolt 82 penetrates through the sliding block 81 to be abutted against the jacking groove 71;

An arc groove 611 is formed in the clamping plate 61 of the fixing clamp 6 along the width direction of the bottom plate 3, and an auxiliary positioning tool 9 is arranged in the arc groove 611 in a sliding manner; the auxiliary positioning tool 9 comprises a supporting plate 91, a locking plug 92 and a butt bolt 93, wherein the supporting plate 91 is positioned at the inner side end of the fixed clamp 6, the supporting plate 91 is of an L-shaped plate structure, a limiting ring A911 is arranged at the tail end of a horizontal plate of the supporting plate 91, a threaded sleeve II 912 is arranged at the tail end face of the limiting ring A911, and the threaded sleeve II 912 penetrates through the arc-shaped groove 611; the locking plug 92 is of a bolt-shaped structure, a limiting ring B921 is arranged on a stud of the locking plug 92, the stud of the locking plug 92 is in threaded connection with the threaded sleeve II 912, and the limiting ring A911 and the limiting ring B921 clamp the clamping plate 61; screw holes 913 are formed in the top ends of the vertical plates of the support plates 91 along the vertical direction, and the abutting bolts 93 are in threaded connection with the screw holes 913.

Working principle:

Clamping the steering gear housing 100: fixing a steering gear housing clamping device on detection equipment through a mounting hole and a connecting bolt which are formed in a fixing base 1, adjusting a movable clamp 8 to move along a linear slide rail 7 according to the length of the steering gear housing 100, screwing a jacking bolt 82 after the movable clamp 8 is well adjusted, enabling the jacking bolt 82 to be tightly jacked in a jacking groove 71 of the linear slide rail 7 for fixing the movable clamp 8, disassembling a T-shaped bolt 63 on the movable clamp 8 and a fixing clamp 6, placing the steering gear housing 100 on V-shaped clamping end faces of clamping plates 61 on two sides, buckling a clamping head 62 on the clamping plates 61 corresponding to the clamping head, fixing the clamping head 62 and the clamping plates 61 through the T-shaped bolt 63, and clamping and fixing the steering gear housing 100 by the clamping head 62 and the clamping plates 61; releasing the locking plug 92 to release the clamping state of the limiting ring A911 and the limiting ring B921 to the clamping plate 61 on the fixed clamp 6, swinging the auxiliary positioning tool 9 to one side end of the steering gear housing 100, enabling the top end of the abutting bolt 93 to abut against one side end surface of the steering gear housing 100, and screwing the locking plug 92 to clamp the limiting ring A911 and the limiting ring B921 to the clamping plate 61 on the fixed clamp 6; the abutting bolt 93 abuts against one side end face of the steering gear housing 100 to prevent the steering gear housing 100 from rocking in the circumferential direction at the time of detection; and the auxiliary positioning tool 9 can adjust the abutting position along the arc-shaped groove 611.

Adjusting the position of the steering gear housing 100: when the sizes of different parts of the steering gear housing 100 need to be detected, the pressing plate 4 is released from the pressing state of the bottom plate 3 by loosening the positioning bolts 5, so that the bottom plate 3 and the steering gear housing 100 can circumferentially rotate around the fixed base 1, and the bottom plate 3 can horizontally move along the length direction of the yielding slot 32, thereby adjusting the steering gear housing 100 to be in different clamping positions; after the steering gear housing 100 is adjusted to the proper position, the positioning bolts 5 are locked to enable the pressing plate 4 to press the bottom plate 3 again.

According to the automobile steering gear shell clamping device disclosed by the embodiment, the steering gear shell 100 is clamped and fixed through the movable clamp 8 and the fixed clamp 6, and the steering gear shell 100 is supported in an auxiliary supporting manner by matching with the auxiliary positioning tool 9, so that the positioning supporting precision and stability of the steering gear shell 100 are improved; the movable clamp 8 and the fixed clamp 6 can clamp and fix the steering gear shell 100 with the length and the outer diameter, and the auxiliary positioning tool 9 can flexibly adjust the position of the steering gear shell along the arc-shaped groove 611, so that the steering gear shell clamping device has the advantages of simple and compact structure, light weight and flexible and convenient use; the bottom plate 3 and the steering gear housing 100 clamped and fixed by the bottom plate 3 can rotate circumferentially around the fixed base 1 by loosening the positioning bolts 5, and the bottom plate 3 and the steering gear housing 100 clamped and fixed by the bottom plate can horizontally move along the length direction of the yielding slot 32, so that the steering gear housing 100 is rapidly adjusted to be in different clamping positions, the sizes of different parts of the steering gear housing 100 are detected by matching with detection equipment, and the detection efficiency is improved.

Further, a limit groove 31 is formed in the periphery of the base plate 3 located at the yielding slot hole 32, a step surface is formed between the limit groove 31 and the yielding slot hole 32, the pressing plate 4 is attached to the step surface, and the width of the limit groove 31 is matched with the width of the pressing plate 4; the limiting groove 31 limits the base plate 3 to shake along the width direction of the yielding long hole 32 relative to the fixed base 1, so that the stability of the base plate 3 is improved.

Further, the cross section of supporting seat 2 is less than the cross section of unable adjustment base 1, and the mounting hole of seting up on unable adjustment base 1 all is located the periphery of supporting seat 2, can make bottom plate 3 and supporting seat 2 dodge unable adjustment base 1's connecting bolt, unable adjustment base 1 and check out test set fixed connection of being convenient for.

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

Claims (5)

1. The utility model provides a car steering gear casing clamping device, includes unable adjustment base, bottom plate, mounting fixture and removes anchor clamps, its characterized in that: the fixing base is provided with a mounting hole, the upper end of the fixing base is fixedly provided with a supporting seat, and the upper end of the supporting seat is provided with a first threaded sleeve; the bottom plate is arranged on the upper end surface of the supporting seat, a yielding slot hole is formed in the position, corresponding to the first threaded sleeve, of the bottom plate, the yielding slot hole is formed in the length direction of the bottom plate, and the first threaded sleeve penetrates into the yielding slot hole; the upper end of the bottom plate is provided with a pressing plate, a positioning bolt is arranged on the pressing plate at a position corresponding to the first threaded sleeve, and the tail end of the positioning bolt penetrates through the pressing plate to be in threaded connection with the first threaded sleeve; the fixed clamp and the movable clamp are respectively arranged at two ends of the bottom plate, the fixed clamp comprises a clamping plate fixed on the bottom plate, the top end of the clamping plate is provided with a V-shaped clamping end face, the upper end of the clamping plate is provided with a clamping head with a V-shaped structure, two ends of the clamping head are fixedly connected with two ends of the end face of the top end of the clamping plate through T-shaped bolts, and the structure of the movable clamp is identical with that of the fixed clamp; the bottom plate is located one end of the movable clamp and is provided with a linear slide rail along the length direction of the bottom plate, the bottom end of the clamping plate of the movable clamp is fixedly connected with a sliding block, and the sliding block is nested on the linear slide rail in a sliding manner.

2. An automotive steering gear housing clamp according to claim 1, wherein: an arc-shaped groove is formed in a clamping plate of the fixing clamp along the width direction of the bottom plate, and an auxiliary positioning tool is arranged in the arc-shaped groove in a sliding manner; the auxiliary positioning tool comprises a supporting plate, a locking plug and a butt bolt, wherein the supporting plate is positioned at the inner side end of the fixing clamp, the supporting plate is of an L-shaped plate structure, a limiting ring A is arranged at the tail end of a horizontal plate of the supporting plate, a threaded sleeve II is arranged at the tail end face of the limiting ring A, and the threaded sleeve II penetrates through the arc-shaped groove; the locking plug is of a bolt-shaped structure, a limiting ring B is arranged on a stud of the locking plug, the stud of the locking plug is in threaded connection with the threaded sleeve II, and the limiting ring A and the limiting ring B clamp the clamping plate; screw holes are formed in the top ends of the vertical plates of the support plates along the vertical direction, and the abutting bolts are connected in the screw holes in a threaded mode.

3. An automotive steering gear housing clamp according to claim 1, wherein: the slider is connected with a jacking bolt in a threaded manner, a jacking groove is formed in the position, corresponding to the jacking bolt, of the upper surface of the linear sliding rail along the length direction of the linear sliding rail, and the tail end of the jacking bolt penetrates through the slider and is abutted against the jacking groove.

4. An automotive steering gear housing clamp according to claim 1, wherein: the limiting groove is formed in the periphery of the abdication long hole on the bottom plate, a step surface is formed between the limiting groove and the abdication long hole, the pressing plate is attached to the step surface, and the width of the limiting groove is matched with the width of the pressing plate.

5. An automotive steering gear housing clamp according to claim 1, wherein: the cross section of supporting seat is less than unable adjustment base's cross section, and the mounting hole of seting up on the unable adjustment base all is located the periphery of supporting seat.