CN218310929U

CN218310929U - Visit chuck of volume production machine

Info

Publication number: CN218310929U
Application number: CN202222797838.0U
Authority: CN
Inventors: 王旭栋
Original assignee: Beijing Ketai Optical Core Semiconductor Equipment Technology Co ltd
Current assignee: Beijing Ruihuayu Semiconductor Equipment Co ltd; Foshan Xince Technology Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-01-17
Anticipated expiration: 2032-10-24

Abstract

The application discloses visit chuck of volume production machine, including the base, the top of base is provided with the connection lid, and is provided with the installation cavity between base and the connection lid, and the internally mounted of installation cavity has actuating mechanism, and actuating mechanism is provided with the removal subassembly including motor, threaded rod, loop bar, movable block, tooth, first slant tooth and gear, the top of first slant tooth. The device passes through the spacing inslot removal of driving motor drive three removal square piece in connecting the lid, thereby three removal square piece all removes to the direction that is close to the part and carries out the centre gripping to the part through clamping jaw assembly's centre gripping, high footpath piece and low footpath piece convertible position, when part thickness is great, utilize high footpath piece with its centre gripping, utilize the low footpath piece with its centre gripping when part thickness is less, the height of matching can be so that the part centre gripping is inseparabler and accurate, the reduction takes place the probability of centre gripping slope or the unstable condition.

Description

Visit chuck of volume production machine

Technical Field

The utility model relates to a numerical control chuck field, concretely relates to spy chuck of volume production machine.

Background

The chuck is a mechanical device used for clamping a workpiece on a machine tool, and is a machine tool accessory for clamping and positioning the workpiece by utilizing the radial movement of movable clamping jaws uniformly distributed on a chuck body, the chuck generally comprises the chuck body, the movable clamping jaws and a clamping jaw driving mechanism 3, the diameter of the chuck body is 65 mm at the minimum and can reach 1500 mm at the maximum, and a through hole is formed in the center so as to facilitate the workpiece or a bar material to pass through; the back part is provided with a cylindrical or short conical structure and is connected with the end part of a main shaft of the machine tool directly or through a flange plate.

The patent with the patent number of CN205464405U discloses a chuck which solves the problem that the existing chuck cannot clamp shaft parts with stepped ends; this chuck, including the chuck body, at least two first jack catchs of evenly locating on the chuck body and be used for driving first jack catch along chuck body radial motion's first drive structure, still be equipped with the second jack catch of two at least even settings on the chuck body and be used for driving the second jack catch along chuck body radial motion's second drive structure, the centre gripping radius of second jack catch is greater than the centre gripping radius of first jack catch, and the axial length of second jack catch is greater than the axial length of first jack catch. The utility model discloses a have that structural design is reasonable, the centre gripping is effectual and application scope advantage such as wide, but this utility model's jack catch can't change the height of centre gripping, after the clamping face is confirmed, can lead to the centre gripping unstability in the face of with the unmatched part of clamping face height, needs a volume production machine's the chuck of visiting urgent need for this reason.

Disclosure of Invention

In view of the above-mentioned drawbacks and deficiencies of the prior art, it is desirable to provide a probe chuck for a mass production machine.

In a first aspect, the present application provides a probe card disk of a mass production machine, including:

the gear transmission mechanism comprises a base, a connecting cover is arranged at the top of the base, an installation cavity is arranged between the base and the connecting cover, a driving mechanism is arranged in the installation cavity and comprises a motor, a threaded rod, a sleeve rod, moving blocks, teeth, first oblique teeth and a gear, the gear is rotatably arranged at the central position of the bottom of the installation cavity, three moving blocks are uniformly arranged around the gear, three sliding grooves are uniformly formed in the bottom of the installation cavity in the circumferential direction, sliding blocks are arranged at the bottoms of the moving blocks, the sliding blocks are slidably arranged in the sliding grooves, and the first oblique teeth are arranged at the tops of the moving blocks;

the teeth are uniformly arranged on the side wall, close to the gear, of the moving block and meshed with the gear, and the motor is arranged in the mounting cavity through a mounting seat and used for driving one of the moving blocks to move;

the moving assembly is arranged at the top of the first oblique tooth and comprises a moving rectangular block, a rotating groove and a second oblique tooth, and the top of the moving rectangular block is detachably provided with a clamping jaw assembly.

According to the technical scheme provided by the embodiment of the application, the motor is provided with an output end, the output end is coaxially connected with the threaded rod, a vertical plate is further arranged in the installation cavity, one end, far away from the motor, of the threaded rod penetrates through the movable block and is rotatably connected onto the vertical plate through a bearing, the threaded rod is in threaded connection with the movable block, the sleeve rod is slidably arranged in the movable block and is located below the threaded rod, and two ends of the sleeve rod are respectively connected onto the installation seat and the vertical plate.

According to the technical scheme that this application embodiment provided, it is in to move square setting first slant tooth top, three spacing groove has been seted up to connection lid top circumference, just it sets up to move square activity the spacing inslot, second slant tooth sets up it is in to move square bottom, just second slant tooth with first slant tooth joint connection, it sets up to rotate the groove move square top.

According to the technical scheme that this application embodiment provided, clamping jaw subassembly is including high footpath piece, low footpath piece, turning block, locking bolt and clamping face, high footpath piece with the adjacent setting of low footpath piece, the turning block sets up high footpath piece with bottom between the low footpath piece, just the turning block rotates and sets up rotate the inslot, high footpath piece with low footpath piece all has the clamping face, just high footpath piece with low footpath piece the clamping face is located respectively high footpath piece with one side that low footpath piece was kept away from mutually, locking bolt includes long bolt and short bolt, long bolt runs through high footpath piece spiro union is in remove the square inside, short bolt runs through low footpath piece spiro union is in remove the square inside.

According to the technical scheme that this application embodiment provided, it is provided with the apron subassembly to connect to cover, and the apron subassembly is including removable lid, louvre, connecting plate and connecting bolt, removable lid sets up connect and cover the outer wall, and be close to the motor sets up, and is a plurality of the louvre is evenly seted up removable covering, and with the installation cavity is linked together, removable lid both ends all are provided with the connecting plate, connecting bolt runs through the connecting plate spiro union is in connect covering.

In conclusion, the technical scheme specifically discloses a probing chuck of a mass production machine, and through a base, an installation cavity, a connection cover, a driving mechanism, a moving assembly and a clamping jaw assembly, the driving motor can drive three moving moment blocks to move in a limiting groove in the connection cover, the three moving moment blocks move in a direction close to a part in a concentrated mode, so that the part to be processed is clamped through a clamping surface of the clamping jaw assembly, the directions of a high-diameter block and a low-diameter block can be changed, when the thickness of the part is larger, the part is clamped through the high-diameter block, when the thickness of the part is smaller, the part is clamped through the low-diameter block, the part can be clamped more tightly and accurately due to the matched height, and the occurrence probability of clamping inclination or instability is reduced;

through the apron subassembly that sets up, realized being located the inside motor of installation cavity and dispel the heat through the louvre in normal work, when needs carry out testing and maintenance to the motor, can cover the dismantlement from connecting through twisting the connecting bolt with removable the lid, convenient operation, and convenient maintenance when taking into account daily radiating.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

fig. 1 is a schematic view of a probe chuck structure of a mass production machine.

Fig. 2 is a sectional view of a probe card tray of a mass production machine.

Fig. 3 is a top view of the interior of a probe card tray of a mass production machine.

Reference numbers in the figures: 1. a base; 2. a mounting cavity; 3. a connecting cover; 4. a drive mechanism; 401. a motor; 402. a threaded rod; 403. a loop bar; 404. a moving block; 405. teeth; 406. a first oblique tooth; 407. a gear; 5. a moving assembly; 501. moving the square block; 502. a rotating groove; 503. a second oblique tooth; 6. a jaw assembly; 601. a high-diameter block; 602. a low-diameter block; 603. rotating the block; 604. locking the bolt; 605. a clamping surface; 7. a cover plate assembly; 701. a removable cover; 702. heat dissipation holes; 703. a connecting plate; 704. and connecting the bolts.

Detailed Description

The present application will be described in further detail with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Example one

Referring to fig. 1 to 3, a probe card disc of a mass production machine includes a base 1, a connection cover 3 is disposed on the top of the base 1, an installation cavity 2 is disposed between the base 1 and the connection cover 3, a driving mechanism 4 is disposed inside the installation cavity 2, the driving mechanism 4 includes a motor 401, a threaded rod 402, a loop bar 403, moving blocks 404, teeth 405, first oblique teeth 406 and a gear 407, the gear 407 is rotatably disposed in the middle of the installation cavity 2, the gear 407 is rotatably connected to the top surface of the base 1 through a bearing, the moving blocks 404 are three, the three moving blocks 404 are all disposed in the installation cavity 2 and are uniformly disposed around the gear 407, the teeth 405 are uniformly disposed on the side wall of the moving blocks 404 close to the gear 407, the teeth 405 are engaged with the gear 407, a sliding block is disposed at the bottom of the moving blocks 404, a sliding chute matched with the sliding block is disposed on the top surface of the base 1, and the moving blocks 404 are slidably connected to the base 1 through the sliding block and the sliding chute.

The motor 401 is arranged in the installation cavity 2 through an installation seat, the motor 401 is provided with an output end, the output end is coaxially connected with a threaded rod 402, a threaded hole matched with the threaded rod 402 is formed in one moving block 404, a vertical plate is fixedly arranged in the installation cavity 2, one end, far away from the motor 401, of the threaded rod 402 penetrates through the threaded hole and is rotatably connected with the vertical plate through a bearing, a through hole is further formed in one moving block 404, a sleeve rod 403 is slidably arranged in the through hole, two ends of the sleeve rod 403 are fixedly connected with the installation seat and the vertical plate respectively, the sleeve rod 403 is positioned below the threaded rod 402, the motor 401 is a forward and reverse motor and drives the threaded rod 402 to rotate forward and reverse, the moving block 404 can be moved through the formed threaded hole, and the moving block 404 is limited through a structure formed by slidably connecting a sliding block and a sliding groove and slidably connecting the sleeve rod 403 and the through hole; by moving the moving blocks 404, the gear 407 is rotated by the engagement between the teeth 405 and the gear 407, and the other two moving blocks 404 can be moved.

The first oblique teeth 406 are arranged at the top of the moving block 404, the top of the first oblique teeth 406 is connected with the moving assembly 5, the moving assembly 5 comprises moving blocks 501, rotating grooves 502 and second oblique teeth 503, clamping jaw assemblies 6 can be disassembled at the top of the moving blocks 501, the moving blocks 501 are arranged at the top of the first oblique teeth 406, the second oblique teeth 503 are arranged at the bottom of the moving blocks 501, the second oblique teeth 503 are matched with the first oblique teeth 406, the rotating grooves 502 are formed in the middle of the top of the moving blocks 501, three limiting grooves are uniformly formed in the circumferential direction of the top of the connecting cover 3, the moving blocks 501 are movably arranged in the limiting grooves, the first oblique teeth 406 comprise teeth and grooves, the second oblique teeth 503 also comprise teeth and grooves, when the first oblique teeth 406 and the second oblique teeth 503 are clamped, the teeth and the grooves are clamped with each other, and the movement is realized by matching the limiting of the limiting grooves.

The clamping jaw assembly 6 comprises a high-diameter block 601, a low-diameter block 602, a rotating block 603, a locking bolt 604 and a clamping surface 605, wherein one sides of the high-diameter block 601 and the low-diameter block 602 are adjacently arranged, the rotating block 603 is positioned at the bottom between the high-diameter block 601 and the low-diameter block 602, the rotating block 603 is matched with the rotating groove 502, the locking bolt 604 is provided with a long bolt and a short bolt, the long bolt penetrates through the high-diameter block 601 and is screwed in the moving moment block 501, the short bolt penetrates through the low-diameter block 602 and is screwed in the moving moment block 501, the long bolt and the short bolt are respectively in threaded connection with the high-diameter block 601 and the low-diameter block 602, the high-diameter block 601 and the low-diameter block 602 are both provided with the clamping surface 605, the clamping surface 605 of the high-diameter block 601 and the low-diameter block 602 is respectively positioned at the far side of the high-diameter block 601 and the low-diameter block 602, and the clamping surface 605 is a saw-toothed surface, and friction force of a part can be increased.

Be provided with apron subassembly 7 on connecting lid 3, apron subassembly 7 is including removable lid 701, louvre 702, connecting plate 703 and connecting bolt 704, removable lid 701 is located connecting lid 3 outer wall, and be close to the setting of motor 401, a plurality of louvres 702 are evenly seted up on removable lid 701, and be linked together with installation cavity 2, two connecting plates 703 set up the both ends at removable lid 701 respectively, connecting bolt 704 runs through connecting plate 703 spiro union on connecting lid 3, through the apron subassembly 7 that sets up, realized being located the inside motor 401 of installation cavity and dispel the heat through louvre 702 in normal work, when needs detect the maintenance to motor 401, can dismantle removable lid 701 from connecting lid 3 through twisting connecting bolt 704, convenient operation, and convenient maintenance when taking into account daily heat dissipation.

The working principle is as follows: when the clamping device is used, whether the high-diameter block 601 is in contact with a part or the low-diameter block 602 is in contact with the part is determined according to the thickness of the part to be clamped, if the thickness of the part is large, the high-diameter block 601 with the large end height is selected, if the thickness of the part is small, the low-diameter block 602 with the small end height can be selected, after the selection, the locking bolt 604 is loosened and disassembled, then the clamping jaw assembly 6 is rotated above the movable moment block 501, the rotating block 603 rotates in the rotating groove 502, and after the rotation is finished, the locking bolt 604 is correspondingly tightened; the serrated clamping surface 605 at the end part of the high-diameter block 601 or the low-diameter block 602 is contacted with a part, so that the clamping is more stable;

starting the motor 401, so that the motor 401 drives the threaded rod 402 to rotate, the rotating threaded rod 402 is matched with the sleeve rod 403 to drive the moving blocks 404 to move, when the moving blocks 404 move, the gears 407 are driven to rotate through the teeth 405, the gears 407 rotate to drive the other two moving blocks 404 to move through meshing relation, so that the three moving blocks 404 move simultaneously, when the moving blocks 404 move, the first oblique teeth 406 and the second oblique teeth 503 at the tops of the moving blocks 404 are matched, the moving blocks 501 are driven to move through the limit of the limit grooves, so that the three moving blocks 501 move together in the direction close to the part, the part is clamped, and the machining can be carried out;

inside motor 401 of installation cavity 2 is in the operation, and the heat that gives off can be dispersed to the outside through louvre 702, when needing to maintain motor 401, can dismantle connecting bolt 704 on the connecting plate 703, and removable lid 701 is convenient to be dismantled from connecting lid 3 to the convenience is overhauld motor 401, convenient maintenance operation.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. The utility model provides a probe chuck of volume production machine which characterized in that includes:

the sliding block mechanism comprises a base (1), wherein a connecting cover (3) is arranged at the top of the base (1), a mounting cavity (2) is arranged between the base (1) and the connecting cover (3), a driving mechanism (4) is arranged inside the mounting cavity (2), the driving mechanism (4) comprises a motor (401), a threaded rod (402), a sleeve rod (403), a moving block (404), teeth (405), first oblique teeth (406) and a gear (407), the gear (407) is rotatably arranged at the center of the bottom of the mounting cavity (2), three moving blocks (404) are uniformly arranged around the gear (407), three sliding grooves are uniformly formed in the circumferential direction of the bottom of the mounting cavity (2), sliding blocks are arranged at the bottom of the moving blocks (404), the sliding blocks are slidably arranged in the sliding grooves, and the first oblique teeth (406) are arranged at the top of the moving blocks (404);

the teeth (405) are uniformly arranged on the side wall, close to the gear (407), of the moving block (404) and meshed with the gear (407), and the motor (401) is arranged in the installation cavity (2) through an installation seat and used for driving one of the moving blocks (404) to move;

remove subassembly (5), remove subassembly (5) setting and be in first slant tooth (406) top, remove subassembly (5) including removing square piece (501), rotating groove (502) and second slant tooth (503), remove square piece (501) top and can dismantle and have clamping jaw assembly (6).

2. The probe chuck of a mass production machine according to claim 1, wherein the motor (401) has an output end, the output end is coaxially connected to the threaded rod (402), a vertical plate is further disposed inside the mounting cavity (2), one end of the threaded rod (402) far away from the motor (401) penetrates through the moving block (404) and is rotatably connected to the vertical plate through a bearing, the threaded rod (402) is in threaded connection with the moving block (404), the sleeve rod (403) is slidably disposed in the moving block (404) and is located below the threaded rod (402), and two ends of the sleeve rod (403) are respectively connected to the mounting seat and the vertical plate.

3. The probe chuck of a mass production machine according to claim 2, wherein the moving block (501) is disposed on top of the first inclined teeth (406), three limiting grooves are circumferentially formed on top of the connecting cover (3), the moving block (501) is movably disposed in the limiting grooves, the second inclined teeth (503) are disposed on bottom of the moving block (501), the second inclined teeth (503) are engaged with the first inclined teeth (406), and the rotating grooves (502) are disposed on top of the moving block (501).

4. The probe chuck of a mass production machine according to claim 3, wherein the clamping jaw assembly (6) comprises a high-diameter block (601), a low-diameter block (602), a rotating block (603), a locking bolt (604) and a clamping surface (605), the high-diameter block (601) and the low-diameter block (602) are arranged adjacently, the rotating block (603) is arranged at the bottom between the high-diameter block (601) and the low-diameter block (602), the rotating block (603) is rotatably arranged in the rotating groove (502), the high-diameter block (601) and the low-diameter block (602) both have the clamping surface (605), the clamping surfaces (605) of the high-diameter block (601) and the low-diameter block (602) are respectively arranged at the sides far away from the high-diameter block (601) and the low-diameter block (602), the locking bolt (604) comprises a long bolt and a short bolt, the long bolt penetrates through the high-diameter block (601) and is screwed inside the moving moment block (501), and the short bolt (501) penetrates through the low-diameter block (602).

5. The probing chuck of mass production machine according to claim 4, wherein the connecting cover (3) is provided with a cover plate assembly (7), and the cover plate assembly (7) comprises a detachable cover (701), heat dissipation holes (702), a connecting plate (703) and connecting bolts (704), the detachable cover (701) is disposed on the outer wall of the connecting cover (3) and is close to the motor (401), the heat dissipation holes (702) are uniformly formed in the detachable cover (701) and are communicated with the mounting cavity (2), the connecting plate (703) is disposed at both ends of the detachable cover (701), and the connecting bolts (704) penetrate through the connecting plate (703) and are screwed on the connecting cover (3).