CN218110596U

CN218110596U - Adjustable positioning jig

Info

Publication number: CN218110596U
Application number: CN202222611510.5U
Authority: CN
Inventors: 王炳坤
Original assignee: Dongguan Aimu Bedroom Supplies Co Ltd
Current assignee: Dongguan Aimu Bedroom Supplies Co Ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2022-12-23
Anticipated expiration: 2032-09-29

Abstract

The utility model relates to the technical field of furniture production, in particular to an adjustable positioning jig, which comprises a bottom plate, two longitudinal clamps for placing longitudinal plates and two transverse clamps for placing transverse plates; the two longitudinal clamps are fixed on two sides of the bottom plate, and the two transverse clamps are positioned between the two longitudinal clamps; the two transverse clamps are arranged on the bottom plate, and the distance between the two transverse clamps is adjustable. The utility model provides a positioning jig with adjustable can effectively solve current positioning jig and can only be used for producing the relatively poor problem of fixed dimension's rectangular frame, flexibility.

Description

Adjustable positioning jig

Technical Field

The utility model relates to a furniture production technical field especially relates to a positioning jig with adjustable.

Background

When sand production is carried out, a rectangular frame is generally manufactured at first and is used as a base of the whole sofa.

Referring to fig. 1, the rectangular frame 100 is a rectangular block including two transverse plates 100a parallel to each other, one end of the two transverse plates 100a is connected by one longitudinal plate 100b, and the other end of the two transverse plates 100a is connected by the other longitudinal plate 100b.

Before the rectangular frame 100 is manufactured, the two transverse plates 100a and the two longitudinal plates 100b need to be placed in the positioning fixture. The positioning jig comprises a base plate 2, wherein two transverse clamps 4 for clamping a transverse plate 100a and two longitudinal clamps 3 for clamping a longitudinal plate 100b are arranged on the base plate 2.

During production, the two transverse plates 100a are placed into the corresponding transverse clamps 4, and the two longitudinal plates 100b are placed into the corresponding longitudinal clamps 3; after the preliminary positioning of the two transverse plates 100a and the two longitudinal plates 100b is completed, fixedly connecting the connecting positions of the transverse plates 100a and the longitudinal plates 100b by using connecting pieces such as angle irons or rivets and the like; the desired rectangular frame 100 is finally obtained.

For the existing positioning jig, the two transverse clamps 4 and the two longitudinal clamps 3 are fixed on the bottom plate 2, and the positions of the two transverse clamps and the two longitudinal clamps cannot be adjusted, so that the two transverse clamps and the two longitudinal clamps can only be used for producing rectangular frames 100 with fixed sizes, and the flexibility is poor.

Therefore, the existing positioning jig needs to be improved to solve the problems that the existing positioning jig can only be used for producing rectangular frames with fixed sizes and is poor in flexibility.

The above information disclosed in this background section is only included to enhance understanding of the background of the disclosure and therefore may contain information that does not form the prior art that is currently known to one of ordinary skill in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a positioning jig with adjustable can effectively solve current positioning jig and can only be used for producing the relatively poor problem of fixed dimension's rectangular frame, flexibility.

In order to achieve the above object, the present invention provides an adjustable positioning fixture, which comprises a bottom plate, two longitudinal clamps for placing longitudinal plates, and two transverse clamps for placing transverse plates;

the two longitudinal clamps are fixed on two sides of the bottom plate, and the two transverse clamps are positioned between the two longitudinal clamps;

the two transverse clamps are arranged on the bottom plate, and the distance between the two transverse clamps is adjustable.

Optionally, the end of the bottom plate is provided with a strip-shaped through groove;

the transverse clamp is fixedly connected with the bottom plate through a fastener penetrating through the strip-shaped through groove.

Optionally, the lateral clamp includes:

the L-shaped plate is fixedly connected with the bottom plate through the fastening piece;

the transverse mounting plate is mounted on one side, far away from the bottom plate, of the L-shaped plate;

and the manual pushing mechanism is arranged on the transverse mounting plate and is driven to push the transverse plate towards the direction close to the bottom plate so that the transverse plate presses the end face of the longitudinal plate.

Optionally, the manual pushing mechanism includes:

the hand-push base is arranged on the transverse mounting plate;

one end of the rotary wrench is hinged with the hand-push base;

one end of the rotating connecting rod is hinged with the middle part of the rotating wrench;

one end of the transverse pushing head is hinged to the other end of the rotating connecting rod, and the other end of the transverse pushing head penetrates through the hand-push base and is in sliding connection with the hand-push base.

Optionally, the longitudinal clamp includes:

the lower part of the longitudinal mounting plate is fixedly connected with the bottom plate;

the lower part of the outer side baffle is arranged on the longitudinal mounting plate;

the L-shaped bracket is arranged at the upper part of the outer side baffle plate, and a longitudinal piece placing space for placing a longitudinal plate is reserved between the L-shaped bracket and the outer side baffle plate;

and the electric pressing mechanism is arranged on the L-shaped support and is used for matching with the outer side baffle to clamp the longitudinal plate.

Optionally, the electric pressing mechanism includes:

the longitudinal pushing head is positioned in the longitudinal workpiece placing space;

the linear driving mechanism is installed on the L-shaped support, and a driving end of the linear driving mechanism is connected with the longitudinal pushing and pressing head and used for driving the longitudinal pushing and pressing head to be close to or far away from the outer side baffle.

Optionally, the L-shaped bracket includes an inner vertical plate disposed opposite to the outer baffle plate and a supporting horizontal plate for placing the longitudinal plate;

and the supporting transverse plate is provided with a microswitch electrically connected with the linear driving mechanism.

Optionally, the linear driving mechanism further comprises a control device, and the micro switch is electrically connected with the linear driving mechanism through the control device.

Optionally, a pressure sensor is arranged between the longitudinal pushing head and the driving end of the linear driving mechanism, and the pressure sensor is electrically connected with the control device.

Optionally, the control device is provided with a switch button.

The beneficial effects of the utility model reside in that: when the rectangular frame is required to be manufactured, one longitudinal plate is placed in one longitudinal clamp, the other longitudinal plate is placed in the other longitudinal clamp, one transverse plate is placed in one transverse clamp, the other transverse plate is placed in the other transverse clamp, preliminary positioning of the rectangular frame can be completed, and then the connecting position between the longitudinal plate and the transverse plate is fixed;

further, when the length size of the longitudinal plate is increased, the distance between the two transverse clamps is adjusted, so that the distance between the two transverse clamps is increased; when the length dimension of the longitudinal plate is reduced, the distance between the two transverse clamps is adjusted, and the distance between the two transverse clamps is reduced.

Therefore, the utility model provides a positioning jig with adjustable can be used for making the rectangle framework of different dimensions, and then solves current positioning jig and can only be used for producing the relatively poor problem of fixed dimension's rectangular frame, flexibility.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a conventional positioning fixture provided in the background art;

fig. 2 is a schematic structural diagram of an adjustable positioning fixture provided in the embodiment (the right longitudinal plate is hidden);

FIG. 3 is a schematic structural diagram of an electric pressing mechanism provided in an embodiment;

fig. 4 is a schematic structural diagram of a manual pushing mechanism provided in the embodiment.

In the figure:

100. a rectangular frame; 100a, a transverse plate; 100b, longitudinal plates;

2. a base plate; 201. a strip-shaped through groove;

3. a longitudinal clamp;

301. a longitudinal mounting plate; 302. an outer baffle; 303. an L-shaped bracket; 3031. an inner vertical plate; 3032. supporting the transverse plate; 304. an electric hold-down mechanism; 3041. a longitudinal pushing head; 3042. a linear drive mechanism; 3043. a control device; 3044. a microswitch; 305. a longitudinal workpiece placing space;

4. a transverse clamp;

401. an L-shaped plate; 402. a transverse mounting plate; 403. a manual pushing mechanism; 4031. pushing the base by hand; 4032. rotating the wrench; 4033. rotating the connecting rod; 4034. a transverse pushing head;

5. a fastener.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are clearly and completely described with reference to the drawings in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.

Furthermore, the terms "long", "short", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are only for convenience of describing the present invention, but do not indicate or imply that the device or element referred to must have the specific orientation, operate in the specific orientation configuration, and thus, should not be construed as limiting the present invention.

The present invention will be described in detail below with reference to specific embodiments shown in the drawings. However, these embodiments do not limit the present invention, and structural, method, or functional changes that can be made by those skilled in the art according to these embodiments are all included in the scope of the present invention.

The utility model provides a positioning jig with adjustable is applicable to and carries out the centre gripping location to horizontal board and vertical board to accomplish the applied scene of the preparation of rectangle framework, it can be used for making the rectangle framework of different size specifications, and then solves current positioning jig and can only be used for producing fixed dimension's rectangular frame, the relatively poor problem of flexibility.

Referring to fig. 2, in the present embodiment, the adjustable positioning fixture includes a base plate 2, two longitudinal clamps 3 for placing the longitudinal plates 100b, and two transverse clamps 4 for placing the transverse plates 100 a. The two longitudinal clamps 3 are fixed on two sides of the bottom plate 2, and the two transverse clamps 4 are positioned between the two longitudinal clamps 3. The two transverse clamps 4 are arranged on the bottom plate 2, and the distance between the two transverse clamps 4 is adjustable.

When the rectangular frame body needs to be manufactured, one longitudinal plate 100b is placed in one longitudinal clamp 3, the other longitudinal plate 100b is placed in the other longitudinal clamp 3, one transverse plate 100a is placed in one transverse clamp 4, the other transverse plate 100a is placed in the other transverse clamp 4, the primary positioning of the rectangular frame body can be completed, and then the connecting position between the longitudinal plate 100b and the transverse plate 100a is fixed.

Further, when the length dimension of the longitudinal plate 100b is increased, the distance between the two transverse clamps 4 is adjusted to increase the distance between the two transverse clamps 4; when the length dimension of the longitudinal plate 100b is reduced, the distance between the two lateral clamps 4 is adjusted to reduce the distance between the two lateral clamps 4.

Therefore, the utility model provides a positioning jig with adjustable can be used for making the rectangle framework of different dimensions, and then solves current positioning jig and can only be used for producing fixed dimension's rectangular frame 100, the relatively poor problem of flexibility.

Optionally, a strip-shaped through groove 201 is formed at the end of the bottom plate 2; the transverse clamp 4 is fixedly connected with the bottom plate 2 through a fastener 5 penetrating through the strip-shaped through groove 201. The fastening piece 5 is loosened, so that the fastening piece 5 slides back and forth along the strip-shaped through groove 201, the back and forth position of the transverse clamp 4 can be adjusted, and the distance between the two transverse clamps 4 can be further adjusted.

The longitudinal clamp 3 comprises a longitudinal mounting plate 301, an outer baffle 302, an L-shaped bracket 303 and an electric pressing mechanism 304. The lower part of the longitudinal mounting plate 301 is fixedly connected with the bottom plate 2; the lower part of the outer baffle plate 302 is arranged on the longitudinal mounting plate 301; the L-shaped bracket 303 is mounted on the upper portion of the outer baffle 302, and a longitudinal member placing space 305 into which the longitudinal plate 100b is placed is left between the L-shaped bracket and the outer baffle 302; the electric pressing mechanism 304 is mounted on the L-shaped bracket 303 and is used for clamping the longitudinal plate 100b in cooperation with the outer baffle 302.

Further, referring to fig. 3, the electric pressing mechanism 304 includes a longitudinal pressing head 3041, a linear driving mechanism 3042, a control device 3043, a micro switch 3044, and a pressure sensor. The longitudinal pushing head 3041 is located in the longitudinal workpiece placing space 305; the linear driving mechanism 3042 is installed on the L-shaped bracket 303, and a driving end of the linear driving mechanism 3042 is connected to the longitudinal pushing head 3041, and is used for driving the longitudinal pushing head 3041 to approach or leave the outer baffle 302.

Alternatively, the linear driving mechanism 3042 may be an air cylinder, an electric cylinder, or a motor screw rod die, which is not limited in this embodiment.

The L-shaped bracket 303 comprises a medial vertical plate 3031 arranged opposite to the lateral baffle 302 and a supporting transverse plate 3032 for placing the longitudinal plate 100b. The microswitch 3044 is located on the supporting cross plate 3032 and is electrically connected to the linear driving mechanism 3042 through the control device 3043.

Optionally, a pressure sensor is disposed between the longitudinal pushing head 3041 and the driving end of the linear driving mechanism 3042, and the pressure sensor is electrically connected to the control device 3043.

Further, the control device 3043 is provided with a switch button.

Specifically, the working process of the longitudinal clamp 3 is as follows:

s101: pressing a switch button on the control device 3043 to enter a standby state;

s102: the longitudinal plate 100b is placed on the supporting transverse plate 3032, and at the moment, the longitudinal plate 100b presses the switch elastic sheet of the microswitch 3044 downwards under the action of gravity;

s103, after receiving the signal from the microswitch 3044, the control device 3043 automatically determines that the longitudinal plate 100b has been installed, and drives the linear driving mechanism 3042 to operate;

s104: the linear driving mechanism 3042 drives the longitudinal pushing head 3041 to move towards the outer baffle 302, so as to press the longitudinal plate 100b in cooperation with the outer baffle 302;

s105: when the pressure detected by the pressure sensor reaches a preset value, which indicates that the longitudinal pushing head 3041 has pressed the longitudinal plate 100b, the control device 3043 controls the linear driving mechanism 3042 to stop operating.

In this embodiment, the lateral clamp 4 includes an L-shaped plate 401, a lateral mounting plate 402, and a manual pushing mechanism 403. The L-shaped plate 401 is fixedly connected with the bottom plate 2 through the fastener 5; the transverse mounting plate 402 is mounted on one side of the L-shaped plate 401 far away from the bottom plate 2; the manual pressing mechanism 403 is mounted on the transverse mounting plate 402, and is driven to press the transverse plate 100a toward the bottom plate 2, so that the transverse plate 100a presses the end face of the longitudinal plate 100b.

Further, referring to fig. 4, the manual pushing mechanism 403 includes a pushing base 4031, a rotating wrench 4032, a turning link 4033, and a lateral pushing head 4034. The hand push base 4031 is mounted on the transverse mounting plate 402; one end of the rotating wrench 4032 is hinged with the hand-push base 4031; one end of the turning connecting rod 4033 is hinged with the middle part of the rotary wrench 4032; one end of the transverse pushing head 4034 is hinged to the other end of the rotating connecting rod 4033, and the other end of the transverse pushing head 4034 penetrates through the hand push base 4031 and is connected with the hand push base 4031 in a sliding manner.

In this embodiment, the L-shaped plate 401 is located below the transverse plate 100a and can provide an upward supporting force for the transverse plate 100a, and the manual pressing mechanism 403 is provided on the outer side of the transverse plate 100a (the outer side of the transverse plate 100a is the side of the transverse plate 100a away from the longitudinal plate 100 b) as an outer limit, but the inner side of the transverse plate 100a (the inner side of the transverse plate 100a is the side of the transverse plate 100a close to the longitudinal plate 100 b) has no limit mechanism, so that the inner side of the transverse plate 100a is pressed against the end surface of the longitudinal plate 100b to ensure that the transverse plate does not topple inward.

Specifically, after the two longitudinal plates 100b are fixed according to the steps S101 to S105, the transverse plate 100a is fixed according to the following steps:

s201: the position of the transverse clamp 4 is adjusted according to the length of the longitudinal plate 100b, so that after the transverse plate is placed on the L-shaped plate 401, the transverse plate 100a can be attached to the end face of the fixed longitudinal plate 100b;

s202: the wrench 4032 is turned in a direction close to the transverse plate 100a to slide the lateral pushing head 4034 in a direction close to the transverse plate 100a, so as to push the transverse plate 100a inward, so that the transverse plate 100a is tightly abutted against the end surface of the longitudinal plate 100b, thereby completing the fixing operation of the transverse plate 100 a.

Then, the connecting positions of the horizontal plate 100a and the vertical plate 100b are fixed by using a connector such as an angle iron or a rivet, and a rectangular frame body is obtained. It should be noted that, after the transverse plate 100a and the longitudinal plate 100b are fixedly connected, the rotary wrench 4032 is rotated in a direction away from the transverse plate 100a, so that the transverse pushing head 4034 can slide in a direction away from the transverse plate 100a, the transverse plate 100a is released, the switch key is pressed again, and the control device 3043 controls the linear driving mechanism 3042 to reset and release the longitudinal plate 100b, and then enters a shutdown state; and finally, directly taking out the molded rectangular frame body upwards.

The adjustable positioning jig that this embodiment provided possesses following advantage:

(1) the distance between the two transverse clamps 4 is adjustable, so that the positioning jig is suitable for manufacturing rectangular frames with different sizes and specifications, and further solves the problems that the existing positioning jig can only be used for producing rectangular frames 100 with fixed sizes and is poor in flexibility;

(2) the automatic clamping operation of the longitudinal clamp 3 is realized through the microswitch 3044 and the pressure sensor, and the intelligent and convenient effects are realized;

(3) the transverse clamp 4 uses the manual pushing mechanism 403, the weight of the transverse clamp 4 can be effectively reduced, the position adjustment of the transverse clamp 4 is facilitated, and the manual pushing mechanism 403 is simple in structure and low in cost.

It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.

The above list of detailed descriptions is only for the specific description of the feasible embodiments of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent embodiments or modifications that do not depart from the technical spirit of the present invention should be included within the scope of the present invention.

Claims

1. An adjustable positioning jig is characterized by comprising a bottom plate (2), two longitudinal clamps (3) for placing longitudinal plates (100 b) and two transverse clamps (4) for placing transverse plates (100 a);

the two longitudinal clamps (3) are fixed on two sides of the bottom plate (2), and the two transverse clamps (4) are positioned between the two longitudinal clamps (3);

the two transverse clamps (4) are arranged on the bottom plate (2), and the distance between the two transverse clamps (4) is adjustable.

2. The adjustable positioning jig as claimed in claim 1, wherein the end of the bottom plate (2) is provided with a strip-shaped through groove (201);

the transverse clamp (4) is fixedly connected with the bottom plate (2) through a fastener (5) penetrating through the strip-shaped through groove (201).

3. The adjustable positioning jig according to claim 2, wherein the transverse clamp (4) comprises:

the L-shaped plate (401) is fixedly connected with the bottom plate (2) through the fastener (5);

a transverse mounting plate (402), wherein the transverse mounting plate (402) is mounted on one side, away from the bottom plate (2), of the L-shaped plate (401);

and the manual pushing mechanism (403) is arranged on the transverse mounting plate (402), and is driven to push the transverse plate (100 a) towards the direction close to the bottom plate (2) so that the transverse plate (100 a) is pressed against the end surface of the longitudinal plate (100 b).

4. The adjustable positioning fixture according to claim 3, wherein the manual pushing mechanism (403) comprises:

a hand push base (4031), the hand push base (4031) being mounted on the transverse mounting plate (402);

a rotating wrench (4032), one end of the rotating wrench (4032) is hinged with the hand-push base (4031);

one end of the turning connecting rod (4033) is hinged to the middle of the rotary wrench (4032);

one end of the transverse pushing head (4034) is hinged to the other end of the rotating connecting rod (4033), and the other end of the transverse pushing head (4034) penetrates through the hand-push base (4031) and is connected with the hand-push base (4031) in a sliding mode.

5. The adjustable positioning jig according to claim 1, wherein the longitudinal clamp (3) comprises:

the lower part of the longitudinal mounting plate (301) is fixedly connected with the bottom plate (2);

an outboard baffle (302), a lower portion of the outboard baffle (302) being mounted to the longitudinal mounting plate (301);

the L-shaped bracket (303), the said L-shaped bracket (303) is mounted to the upper portion of the said outside baffle (302), and leave the longitudinal between the said outside baffle (302) and put into space (305) of vertical piece of putting into for the longitudinal plate (100 b);

the electric pressing mechanism (304), the electric pressing mechanism (304) is installed on the L-shaped bracket (303) and is used for matching with the outer baffle (302) to clamp the longitudinal plate (100 b).

6. The adjustable positioning fixture according to claim 5, wherein the electric pressing mechanism (304) comprises:

a longitudinal pushing head (3041), the longitudinal pushing head (3041) being located in the longitudinal workpiece placing space (305);

the linear driving mechanism (3042), the linear driving mechanism (3042) is installed on the L-shaped bracket (303), and the driving end of the linear driving mechanism (3042) is connected with the longitudinal pushing head (3041) and used for driving the longitudinal pushing head (3041) to approach or leave the outer side baffle (302).

7. The adjustable positioning jig as claimed in claim 6, wherein the L-shaped bracket (303) comprises an inner vertical plate (3031) arranged opposite to the outer baffle (302) and a supporting horizontal plate (3032) for placing the longitudinal plate (100 b);

and a microswitch (3044) electrically connected with the linear driving mechanism (3042) is arranged on the supporting transverse plate (3032).

8. The adjustable positioning fixture according to claim 7, further comprising a control device (3043), wherein the micro switch (3044) is electrically connected to the linear driving mechanism (3042) through the control device (3043).

9. The adjustable positioning fixture according to claim 8, wherein a pressure sensor is disposed between the longitudinal pushing head (3041) and the driving end of the linear driving mechanism (3042), and the pressure sensor is electrically connected to the control device (3043).

10. The adjustable positioning fixture according to claim 8, wherein the control device (3043) is provided with a switch button.