CN219945957U

CN219945957U - Automatic screw fixing clamp

Info

Publication number: CN219945957U
Application number: CN202223075693.XU
Authority: CN
Inventors: 朱炳华
Original assignee: Dongguan Dianhang Automation Equipment Technologies Co ltd
Current assignee: Dongguan Dianhang Automation Equipment Technologies Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-11-03
Anticipated expiration: 2032-11-21

Abstract

The utility model provides an automatic screw driving positioning fixture, which comprises a bottom plate and a first supporting plate fixed on the bottom plate, wherein the first supporting plate is used for supporting a first product, one end of the first supporting plate is provided with a positioning block for positioning the first product, and the other end of the first supporting plate is provided with an adjusting and positioning component for positioning the first product; the bottom plate is provided with a second supporting plate positioned at one side of the first supporting plate, the second supporting plate is provided with a first positioning component for supporting and positioning a second product, and the second supporting plate is provided with a second positioning component for positioning the first product; a third supporting plate positioned on the other side of the first supporting plate is arranged on the bottom plate, and a movable pressing mechanism for pushing the first product to lean against the second product is arranged on the third supporting plate; realize a plurality of product location centre gripping and adaptation automatic screw punching carries out the locking hole counterpoint.

Description

Automatic screw fixing clamp

Technical Field

The utility model relates to the field of automatic fastening equipment, in particular to an automatic screw fixing positioning clamp.

Background

After the integrated circuit board and the fixing plate are fastened and assembled into a whole through automatic screw driving equipment, parts such as a heat dissipation block and the like are required to be further fixedly installed on the fixing plate, as shown in fig. 1, the first product and the second product to be automatically screwed and locked are the first product and the second product, wherein the first product is an integrated circuit board and fixing plate assembled product, and the second product is the heat dissipation block or other products which can be fixed on the fixing plate.

As disclosed in chinese patent CN209693278U, a screw-driving auxiliary fixture includes a fixture base, a fixture top plate, a first fixing member and a plurality of second fixing members, wherein the plurality of second fixing members are mounted on a top surface of the fixture base for positioning a printed circuit board on the fixture base; the first fixing pieces are fixedly arranged on the top surface of the clamp base and correspond to the through holes of the printed circuit board one by one; the anchor clamps roof rotates to be connected in the one end of anchor clamps base, and the top surface of anchor clamps base can be covered to the anchor clamps roof, and the anchor clamps roof corresponds first mounting and is equipped with screw guide structure for guide screw drives into the perforation of printed circuit board, and the supplementary anchor clamps of beating screw that provide have solved the inefficiency that current manual work beat the screw mode and lead to.

The above patent mainly aims at providing a positioning fixture for guiding screw perforation, but does not propose a fixture structure capable of further realizing positioning of a plurality of products for installing other products on an integrated circuit board and performing adaptive automatic screw driving equipment, and therefore, the disclosed positioning fixture does not propose the problem that the other products are further fixed on the integrated circuit board to perform positioning and clamping of the plurality of products and the adaptive automatic screw driving equipment performs locking hole alignment.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides an automatic screw punching positioning clamp, which solves the problem of realizing positioning and clamping of a plurality of products and adapting to automatic screw punching for locking hole alignment.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the automatic screw driving positioning fixture comprises a bottom plate and a first supporting plate fixed on the bottom plate, wherein the first supporting plate is used for supporting a first product, one end of the first supporting plate is provided with a positioning block for positioning the first product, and the other end of the first supporting plate is provided with an adjusting and positioning assembly for positioning the first product;

the bottom plate is provided with a second supporting plate positioned at one side of the first supporting plate, the second supporting plate is provided with a first positioning component for supporting and positioning a second product, and the second supporting plate is provided with a second positioning component for positioning the first product;

the bottom plate is provided with a third supporting plate positioned on the other side of the first supporting plate, and the third supporting plate is provided with a movable pressing mechanism for pushing the first product to lean against the second product.

Preferably, the movable pressing mechanism comprises at least two sliding guide rods and at least two guide rods which are slidably mounted on the third supporting plate;

the sliding guide rod and the guide rod are fixedly provided with a sliding seat;

the sliding guide rod is sleeved with a pressure spring for pushing the sliding seat to compress the first product;

the sliding seat is fixedly provided with a driving block penetrating through the third supporting plate, and the driving block is acted by external force and is used for driving the sliding seat to compress the pressure spring and move towards the third supporting plate;

and a rotating shaft for contacting with external force is rotatably arranged on the driving block.

Preferably, one side of the sliding seat is provided with a positioning rod for positioning the first product, and the other side of the sliding seat is provided with an elastic adjusting component for dynamically adjusting and positioning the first product.

Preferably, the elastic adjusting component comprises a rotating block fixedly installed on the sliding seat, an adjusting rod is installed on the rotating block through a rotating shaft, and a torsion spring for elastically adjusting the rotating angle is arranged on the adjusting rod.

Preferably, the first positioning component comprises a supporting seat fixed on the second supporting plate, and limiting blocks for positioning the second product are arranged at two ends of the supporting seat;

the supporting seat is provided with a plurality of positioning grooves, and positioning spring plates for positioning the second product are arranged in the positioning grooves.

Preferably, the second positioning assembly comprises a plurality of positioning columns arranged on the second supporting plate at intervals;

the plurality of positioning columns are distributed in a triangular mode and position the first product.

Preferably, the adjusting and positioning assembly comprises a fixed seat fixed on the bottom plate and a sliding block slidably mounted on the fixed seat, and an adjusting block is fixed on the sliding block; the sliding block is fixedly provided with a sliding rod, the bottom plate is fixedly provided with a guide block, and the sliding rod is in sliding fit with the guide block.

Preferably, the second support plate is provided with a plurality of positioning balls for leveling and positioning the first product.

Preferably, the bottom plate is provided with a reinforcing fixing seat for fixing the second supporting plate.

Preferably, the bottom plate is provided with a limit induction piece positioned at one side of the feeding direction.

Compared with the prior art, the utility model has the following beneficial effects:

support first product through first backup pad, fix a position the second product through first locating component, and fix a position first product through the second subassembly, simultaneously, promote first product through movable hold-down mechanism and support and lean on carrying out the locking hole counterpoint on the second product, from this, compress tightly the location by movable hold-down mechanism under the condition that first locating component, second locating component realize second product and first product location respectively, thereby realize the locking hole location on first product and the second product, can be adapted to and beat the screw on the automatic screw equipment from this.

Drawings

FIG. 1 is a schematic diagram of an assembled structure of a first product and a second product;

FIG. 2 is a schematic diagram of an application state of positioning a first product and a second product according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a first view structure according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a second view structure according to an embodiment of the present utility model;

FIG. 5 is a schematic view of the elastic adjusting assembly according to the present utility model;

FIG. 6 is a schematic view of an adjustable positioning assembly according to the present utility model;

in the drawing the view of the figure,

the bottom plate 1, the first support plate 2, the positioning block 3, the adjusting and positioning assembly 4, the fixed seat 41, the sliding block 42, the sliding rod 43, the guide block 44, the adjusting block 45, the second support plate 5, the first positioning assembly 6, the support seat 61, the limiting block 62, the positioning groove 63, the positioning spring plate 64, the second positioning assembly 7, the positioning column 70, the third support plate 8, the movable pressing mechanism 9, the sliding guide rod 91, the guide rod 92, the sliding seat 93, the driving block 94, the rotating shaft 95, the positioning rod 96, the elastic adjusting assembly 97, the rotating block 971, the rotating shaft 972, the adjusting rod 973, the torsion spring 974, the positioning ball 10, the reinforcing fixed seat 11, the limiting sensing piece 12, the first product 100 and the second product 200.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the utility model and practice it.

As shown in fig. 1 to 6, an automatic screw driving positioning fixture is provided in this embodiment, and after the positioning fixture in this embodiment mainly positions the first product 100 and the second product 200 to realize alignment of the locking holes, reliable positioning is conveniently realized in the screw driving process by using an automatic screw driving device. Specifically, the positioning fixture comprises a bottom plate 1 and a first supporting plate 2 fixed on the bottom plate 1, the first supporting plate 2 is used for supporting a first product 100, one end of the first supporting plate 2 is provided with a positioning block 3 for positioning the first product 100, the other end of the first supporting plate 2 is provided with an adjusting and positioning component 4 for positioning the first product 100, and the two sides of the first product 100 are limited in a first direction through the positioning block 3 and the adjusting and positioning component 4, so that the first supporting plate 2 can not fall out when being pushed subsequently; the adjusting and positioning assembly 4 comprises a fixed seat 41 fixed on the bottom plate 1 and a sliding block 42 slidably installed on the fixed seat 41, wherein an adjusting block 45 is fixed on the sliding block 42; a sliding rod 43 is fixed on the sliding block 42, a guide block 44 is fixed on the bottom plate 1, and the sliding rod 43 is in sliding fit with the guide block 44; the adjusting block 45 can form a certain range of floating positioning under the action of the sliding block 42, and can form guiding for the sliding of the sliding block 42 under the cooperation of the sliding rod 43 and the guiding block 44.

Further, be equipped with on the bottom plate 1 and be located the second backup pad 5 of first backup pad 2 one side, be equipped with on the second backup pad 5 and be used for supporting the first positioning component 6 of location second product 200, support the location through first positioning component 6 to second product 200, realize the reliable location to second product 200 and guarantee can not produce the removal and support and lean on second backup pad 5 when follow-up screw is beaten, specifically, first positioning component 6 is including fixing supporting seat 61 on the second backup pad 5, the supporting seat 61 both ends are equipped with the stopper 62 that is used for fixing a position second product 200, carry out spacingly through the stopper 62 at both ends to the both sides portion of second product 200, simultaneously, offer a plurality of constant head tanks 63 on supporting seat 61, be equipped with the location shell fragment 64 that is used for fixing a position second product 200 in the constant head tank 63, the hole site that upwards protrudes through location shell fragment 64 corresponds to on the second product 200 is spacing to location shell fragment 64 can support second product 200 in a certain limit range, from this, can reliably fix a position to second product 200 through first positioning component 6.

Further, the second supporting plate 5 is provided with a second positioning assembly 7 for positioning the first product 100, the second positioning assembly 7 comprises a plurality of positioning columns 70 which are arranged on the second supporting plate 5 at intervals, and the positioning columns 70 are distributed in a triangular mode and position the first product 100, so that the first product 100 is reliably supported through the positioning columns 70, and the first product 100 can be conveniently abutted against the positioning columns 70 when being pressed.

After the first positioning component 6 and the second positioning component 7 are used for reliably positioning the second product 200 and the first product 100 respectively, the first product 100 is pushed to realize the alignment of the locking holes; specifically, a third supporting plate 8 located at the other side of the first supporting plate 2 is arranged on the bottom plate 1, a movable pressing mechanism 9 for pushing the first product 100 to lean against the second product 200 is arranged on the third supporting plate 8, and the first product 100 is pushed through the movable pressing mechanism 9, so that the first product 100 and the second product 200 can be positioned and aligned in a normal state conveniently.

The movable pressing mechanism 9 includes at least two sliding guide rods 91 and at least two guide rods 92 slidably mounted on the third support plate 8, and a sliding seat 93 is fixedly mounted on the sliding guide rods 91 and the guide rods 92, so that the sliding seat 93 can form stable sliding under the action of the sliding guide rods 91 and the guide rods 92, meanwhile, a pressure spring for pushing the sliding seat 93 to press the first product 100 is sleeved on the sliding guide rods 91, the sliding seat 93 can be pushed to move relative to the third support plate 8 under the action of elasticity of the pressure spring, and the first product 100 is pushed to move and lean against the second product 200. When the first product 100 and the second product 200 need to be placed on the fixture, the sliding seat 93 needs to be moved outwards, the driving is mainly performed by using an air cylinder on automatic screw driving equipment as external force, specifically, a driving block 94 penetrating through the third supporting plate 8 is fixedly installed on the sliding seat 93, the driving block 94 is acted by the external force and is used for driving the sliding seat 93 to compress the pressure spring and move towards the third supporting plate 8, after the external air cylinder acts on the driving block 94, the sliding seat 93 can be moved backwards so as to be convenient for placing the product, and after the external force is released, the sliding seat 93 is automatically compressed on the first product 100 under the action of the pressure spring to form normal compression positioning; meanwhile, the driving block 94 is rotatably provided with the rotating shaft 95 for contacting the external force, and the external force can be quickly released through the action of the rotating shaft 95, so that hysteresis caused by the condition that the external force is released slowly is avoided.

Further, a positioning rod 96 for positioning the first product 100 is arranged on one side of the sliding seat 93, an elastic adjusting component 97 for dynamically adjusting and positioning the first product 100 is arranged on the other side of the sliding seat 93, and the two sides of the first product 100 are dynamically adjusted through the action of the elastic adjusting component 97 and the positioning rod 96 to form a centering placement; wherein, elasticity regulation subassembly 97 can form elasticity regulation on the first product 100, and specifically, elasticity regulation subassembly 97 includes fixed mounting rotating block 971 on the sliding seat 93, install regulation pole 973 through pivot 972 on the rotating block 971, be equipped with the torsional spring 974 that is used for elasticity regulation turned angle on the regulation pole 973, drive regulation pole 973 and rotate relative pivot 972 under torsional spring 974's effect to let regulation pole 973 developments promote first product 100 and realize placing in the middle.

Further, a plurality of positioning balls 10 for leveling and positioning the first product 100 are provided on the second support plate 5, so that dynamic leveling of the perpendicularity of the first product 100 can be achieved.

Meanwhile, a reinforcing fixing seat 11 for fixing the second supporting plate 5 is arranged on the bottom plate 1, and the vertical fixing state of the second supporting plate 5 is reinforced and fixed through the reinforcing fixing seat 11, so that reliable fixing is formed.

Specifically, in order to realize that the feeding action direction on the automatic screw driving equipment can avoid causing the condition of excessive movement, install the spacing induction piece 12 that is located feeding direction one side on bottom plate 1, cooperate the inductive sensor on the automatic screw driving equipment through spacing induction piece 12, realize playing spacing control's the condition to the mobile position.

In the description of the present utility model, it should be understood that the terms "orientation" or "positional relationship" are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and to simplify the description, rather than to indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.

Claims

1. An automatic screw positioning fixture, its characterized in that: the automatic feeding device comprises a bottom plate (1) and a first supporting plate (2) fixed on the bottom plate (1), wherein the first supporting plate (2) is used for supporting a first product (100), a positioning block (3) used for positioning the first product (100) is arranged at one end of the first supporting plate (2), and an adjusting and positioning assembly (4) used for positioning the first product (100) is arranged at the other end of the first supporting plate (2);

a second supporting plate (5) positioned at one side of the first supporting plate (2) is arranged on the bottom plate (1), a first positioning component (6) for supporting and positioning a second product (200) is arranged on the second supporting plate (5), and a second positioning component (7) for positioning the first product (100) is arranged on the second supporting plate (5);

the base plate (1) is provided with a third supporting plate (8) positioned on the other side of the first supporting plate (2), and the third supporting plate (8) is provided with a movable pressing mechanism (9) for pushing the first product (100) to lean against the second product (200).

2. An automatic screw driving positioning fixture according to claim 1, wherein: the movable pressing mechanism (9) comprises at least two sliding guide rods (91) and at least two guide rods (92) which are slidably arranged on the third supporting plate (8);

the sliding seat (93) is fixedly arranged on the sliding guide rod (91) and the guide rod (92);

the sliding guide rod (91) is sleeved with a pressure spring for pushing the sliding seat (93) to compress the first product (100);

a driving block (94) penetrating through the third supporting plate (8) is fixedly arranged on the sliding seat (93), and the driving block (94) is acted by external force and is used for driving the sliding seat (93) to compress the pressure spring and move towards the third supporting plate (8);

the driving block (94) is rotatably provided with a rotating shaft (95) for contacting an external force.

3. An automatic screw driving positioning fixture according to claim 2, wherein: one side of the sliding seat (93) is provided with a positioning rod (96) for positioning the first product (100), and the other side of the sliding seat (93) is provided with an elastic adjusting component (97) for dynamically adjusting and positioning the first product (100).

4. An automatic screw driving positioning fixture according to claim 3, wherein: the elastic adjusting assembly (97) comprises a rotating block (971) fixedly installed on the sliding seat (93), an adjusting rod (973) is installed on the rotating block (971) through a rotating shaft (972), and a torsion spring (974) for elastically adjusting the rotating angle is arranged on the adjusting rod (973).

5. An automatic screw driving positioning fixture according to claim 1, wherein: the first positioning assembly (6) comprises a supporting seat (61) fixed on the second supporting plate (5), and limiting blocks (62) for positioning the second product (200) are arranged at two ends of the supporting seat (61);

a plurality of positioning grooves (63) are formed in the supporting seat (61), and positioning spring plates (64) used for positioning the second product (200) are arranged in the positioning grooves (63).

6. An automatic screw driving positioning fixture according to claim 1, wherein: the second positioning assembly (7) comprises a plurality of positioning columns (70) which are arranged on the second supporting plate (5) at intervals;

the plurality of positioning posts (70) are triangularly distributed and position the first product (100).

7. An automatic screw driving positioning fixture according to any one of claims 1-6, wherein: the adjusting and positioning assembly (4) comprises a fixed seat (41) fixed on the bottom plate (1) and a sliding block (42) slidably mounted on the fixed seat (41), and an adjusting block (45) is fixed on the sliding block (42); the sliding block (42) is fixedly provided with a sliding rod (43), the base plate (1) is fixedly provided with a guide block (44), and the sliding rod (43) is in sliding fit with the guide block (44).

8. An automatic screw driving positioning fixture according to claim 7, wherein: the second support plate (5) is provided with a plurality of positioning balls (10) for leveling and positioning the first product (100).

9. An automatic screw driving positioning fixture according to claim 8, wherein: the bottom plate (1) is provided with a reinforcing fixing seat (11) for fixing the second supporting plate (5).

10. An automatic screw driving positioning fixture according to claim 1, wherein: and a limit sensing piece (12) positioned at one side of the feeding direction is arranged on the bottom plate (1).