A quick fixing device

Abstract

The present invention discloses a quick fixing device, comprising a base, movable limiting mechanisms symmetrically arranged on the left and right sides of the base, a rocking plate arranged on a bottom plate and located above the movable limiting mechanisms, and a fixing mechanism arranged on the movable limiting mechanisms and connected to the rocking plate. The rocking plate is slidably mounted on the movable limiting mechanisms, one end of the fixing mechanism is fixedly connected to the rocking plate, and the other end of the fixing mechanism is fixedly connected to the base. The beneficial effect is that the rocking plate can be quickly fixed and unlocked by simply rotating it horizontally 90 degrees, which is convenient to operate, stable and reliable, and convenient to remove the rocking plate for clamping a fixture or performing other operations, with good performance and ease of use.

Description

Technical Field

[0001] The present invention relates to the technical field of fixing devices, in particular to a quick fixing device. Background Art

[0002] When using the rocking plate, it needs to be quickly pulled out to clamp the fixture or place the container. The traditional method uses one or two threaded handles to lock the rocking plate. During the tightening process, there is a problem of not tightening it tightly, which can cause noise or even the rocking plate to be thrown out, causing damage to the precious cultured samples, affecting normal use and causing serious losses. It cannot meet the user's needs for speed, convenience, reliability and safety.

[0003] In view of the above situation, it is necessary to improve the existing rocking plate fixing structure so that it can meet the user's needs for fast, convenient, reliable and safe locking and unlocking of the rocking plate. Summary of the Invention

[0004] The purpose of the present invention is to solve the above problems and to design a quick fixing device.

[0005] To achieve the above-mentioned purpose, the technical solution of the present invention is a quick fixing device, comprising a base, a movable limiting mechanism symmetrically arranged on the left and right sides of the base, a rocking plate arranged on the bottom plate and located above the movable limiting mechanism, and a fixing mechanism arranged on the movable limiting mechanism and connected to the rocking plate, wherein the rocking plate is slidably installed on the movable limiting mechanism, one end of the fixing mechanism is fixedly connected to the rocking plate, and the other end of the fixing mechanism is fixedly connected to the base.

[0006] To further supplement the present technical solution, the movable limiting mechanism includes a slide rail and a limiting block arranged on one side of the base, the rocking plate is slidably installed on the slide rail, and blocks are symmetrically provided on the left and right sides below the rocking plate. The position of the block and the limiting block is coordinated so that the limiting block can limit the block.

[0007] As a further supplement to the technical solution, the limit block is L-shaped and the stop block is arranged in a rectangular parallelepiped.

[0008] As a further supplement to the technical solution, the stop block contacts the side surface of the limit block and does not contact the upper surface of the bottom plate.

[0009] As a further supplement to the present technical solution, an upper support plate is further provided at the middle position of the lower side of the rocking plate, the upper support plate is fixedly mounted on the rocking plate, the fixing mechanism is fixedly connected to the upper support plate, and the upper support plate is U-shaped.

[0010] As a further supplement to the present technical solution, the fixing mechanism includes a fixing plate, a bottom support plate arranged below the fixing plate, and a locking mechanism arranged on the fixing plate and the bottom support plate. The lower surface of the fixing plate is fixedly connected to the upper surface of the upper support plate, and the bottom support plate is fixedly connected to the side of the base.

[0011] To further supplement the present technical solution, the locking mechanism includes a rotating shaft connected to the fixed plate, a rotating handle arranged above the rotating shaft, a gear fixedly mounted on the rotating shaft, a gear connecting rod meshing with the gear, linear bearing seats symmetrically arranged on the left and right sides above the fixed plate, connecting columns arranged on the left and right sides of the gear connecting rod, rollers arranged below the connecting columns, and limit blocks arranged on both sides of the bottom support plate. The rotating handle is fixedly mounted on the rotating shaft, the linear bearing seat is fixedly mounted on the fixed plate, the gear connecting rod passes through the linear bearing seat and is connected to it, and movable grooves are symmetrically provided on the left and right sides of the fixed plate to facilitate the movement of the connecting column therein, the limit block is fixedly mounted on the bottom support plate, and the roller is arranged below the limit block.

[0012] To further supplement this technical solution, limit grooves are symmetrically provided on the left and right sides below the gear connecting rod, and positioning bead pins are symmetrically provided on the left and right sides of the fixed plate. The lower end of the positioning bead pin is fixedly installed on the fixed plate, and the upper end of the positioning bead pin is accommodated in the limit groove and slidably installed therein.

[0013] As a further supplement to the present technical solution, a limiting groove is provided on the side of the limiting block close to the roller, and the lower surface of the limiting block close to the roller is arranged in an arc shape to facilitate limiting the roller.

[0014] To further supplement this technical solution, a protective cover is fixedly installed on the fixed plate, the rotating shaft passes through the upper and lower surfaces of the protective cover and can rotate thereon, the bottom support plate is arranged on the inner side of the protective cover, and pull rings are fixedly installed on the left and right ends of the rocking plate side.

[0015] Its beneficial effect is that the rocking plate can be quickly fixed and unlocked by simply rotating it horizontally 90 degrees. It is easy to operate, stable and reliable, and it is convenient to remove the rocking plate for clamping or other operations. It has good use effect and is easy to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of the present invention from a first angle;

[0017] Figure 2 This is a second-angle overall structural diagram of the present invention;

[0018] Figure 3 This is a schematic diagram of the overall structure of the present invention without the protective cover installed;

[0019] Figure 4 It is a partial structural schematic diagram of the present invention;

[0020] Figure 5 This is a schematic structural diagram of the first angle of the locking state of the fixing mechanism of the present invention;

[0021] Figure 6 This is a schematic structural diagram of the second angle of the locking state of the fixing mechanism of the present invention;

[0022] Figure 7 It is a partial structural diagram of the fixing mechanism of the present invention;

[0023] Figure 8 This is a structural diagram of the fixing mechanism of the present invention in an unlocked state;

[0024] In the figure, 1. base; 2. movable limiting mechanism; 21. slide rail; 22. limiting block; 23. stopper; 3. rocker plate; 4. fixing mechanism; 41. fixing plate; 42. bottom support plate; 43. locking mechanism; 431. rotating shaft; 432. rotating handle; 433. gear; 434. gear connecting rod; 435. linear bearing seat; 436. connecting column; 437. roller; 438. limiting block; 5. upper support plate; 6. movable groove; 7. limiting groove; 8. positioning bead pin; 9. limiting groove; 10. protective cover; 11. pull ring. DETAILED DESCRIPTION

[0025] In order to make the technical solution more clear to those skilled in the art, Figure 1-8 The technical solution of the present invention is described in detail:

[0026] A quick fixing device includes a base 1, a movable limiting mechanism 2 symmetrically arranged on the left and right sides of the base 1, a rocking plate 3 arranged on the bottom plate and located above the movable limiting mechanism 2, and a fixing mechanism 4 arranged on the movable limiting mechanism 2 and connected to the rocking plate 3. The rocking plate 3 is slidably installed on the movable limiting mechanism 2, one end of the fixing mechanism 4 is fixedly connected to the rocking plate 3, and the other end of the fixing mechanism 4 is fixedly connected to the base 1, wherein the base 1 supports the movable limiting mechanism 2. According to usage needs, the base 1 can be fixed on a flat workbench or machine tool, the movable limiting mechanism 2 can limit the rocking plate 3, and the fixing mechanism 4 can fix and lock the rocking plate 3, which is convenient for subsequent processing of the rocking plate 3 and placing products thereon.

[0027] The structure of the movable limit mechanism 2 will be explained in detail below. The movable limit mechanism 2 includes a slide rail 21 and a limit block 22 arranged on one side of the base 1. The rocking plate 3 is slidably installed on the slide rail 21, and stops 23 are symmetrically provided on the left and right sides below the rocking plate 3. The positions of the stops 23 and the limit blocks 22 cooperate so that the limit blocks 22 can limit the stops 23. When working, the rocking plate 3 is first placed on the slide rail 21, and the rocking plate 3 is pushed to move on the slide rail 21 until the stop block 23 is against the limit block 22. The limit block 22 can limit the stop block 23, thereby completing the limiting effect of the rocking plate 3; preferably, the limit block 22 is L-shaped, and the stop block 23 is arranged in a rectangular parallelepiped. In order to further protect the stop block 23, the stop block 23 contacts the side of the limit block 22 and does not contact the upper surface of the bottom plate.

[0028] The connection method between the rocking plate 3 and the fixing mechanism 4 will be explained in detail below. An upper support plate 5 is also provided in the middle position of the lower side of the rocking plate 3. The upper support plate 5 is fixedly installed on the rocking plate 3. The fixing mechanism 4 is fixedly connected to the upper support plate 5. The upper support plate 5 is U-shaped.

[0029] The structure of the fixing mechanism 4 will be described in detail below. The fixing mechanism 4 includes a fixing plate 41, a bottom supporting plate 42 provided below the fixing plate 41, and a locking mechanism 43 provided on the fixing plate 41 and the bottom supporting plate 42. The lower surface of the fixing plate 41 is fixedly connected to the upper surface of the upper supporting plate 5, and the bottom supporting plate 42 is fixedly connected to the side of the base 1. The locking mechanism 43 can complete the limit locking of the rocking plate 3 to prevent it from moving during operation. In detail, the locking mechanism 43 includes a rotating shaft 431 connected to the fixing plate 41 , a rotating handle 432 arranged above the rotating shaft 431, a gear 433 fixedly mounted on the rotating shaft 431, a gear connecting rod 434 meshing with the gear 433, linear bearing seats 435 symmetrically arranged on the left and right sides above the fixed plate 41, connecting columns 436 arranged on the left and right sides of the gear connecting rod 434, a roller 437 arranged below the connecting column 436, and limit blocks 438 arranged on both sides of the bottom support plate 42, the rotating handle 432 is fixedly mounted on the rotating shaft 431, the linear bearing seat 435 It is fixedly mounted on the fixed plate 41, the gear 433 connecting rod passes through the linear bearing seat 435 and is connected thereto, and the fixed plate 41 is symmetrically provided with movable grooves 6 on the left and right sides to facilitate the movement of the connecting column 436 therein, the limit stopper 438 is fixedly mounted on the bottom support plate 42, and the roller 437 is arranged below the limit stopper 438; when working, the handle 432 is operated to rotate, and the gear 433 is driven to make a circular motion through the rotating shaft 431, and the teeth on the gear 433 drive the teeth on the gear connecting rod 434 to move on the linear bearing seat 4 35 makes a linear motion, driving the connecting columns 436 on both sides to move horizontally, and then driving the roller 437 below to ensure that the gear connecting rod 434 moves an effective distance, while ensuring the effective rotation angle of the rotating handle 432. When the roller 437 enters the limit block 438, the movement is restricted, and the base 1 and the rocking plate 3 are firmly fixed to achieve a locking effect; conversely, the rotating handle 432 is operated in the opposite direction, the roller 437 is disengaged from the limit block 438, completing the unlocking state, the rocking plate 3 and the base 1 are loosened, and the rocking plate 3 can be pulled out.

[0030] In order to further control the movement range of the gear connecting rod 434, limit grooves 7 are symmetrically provided on the left and right sides below the gear connecting rod 434, and positioning bead pins 8 are symmetrically provided on the left and right sides of the fixing plate 41. The lower end of the positioning bead pin 8 is fixedly installed on the fixing plate 41, and the upper end of the positioning bead pin 8 is accommodated in the limit groove 7 and slidably installed therein. The positioning bead pin 8 cooperates with the limit groove 7 to limit the movement of the gear connecting rod 434.

[0031] Among them, a limiting groove 9 is provided on the side of the limiting block 438 close to the roller 437. The lower surface of the limiting block 438 close to the roller 437 is arranged in an arc shape to facilitate limiting the roller 437, and has a good storage limiting effect on the connecting column 436 and the roller 437.

[0032] In order to further protect the locking mechanism 43 , a protective cover 10 is fixedly mounted on the fixing plate 41 . The rotating shaft 431 passes through the upper and lower surfaces of the protective cover 10 and can rotate thereon. The bottom support plate 42 is arranged on the inner side of the protective cover 10 .

[0033] In order to facilitate manual removal of the rocking plate 3 , pull rings 11 are fixedly mounted on both left and right ends of the rocking plate 3 .

[0034] The above technical solutions only reflect the preferred technical solutions of the technical solutions of the present invention. Any changes that may be made to certain parts thereof by those skilled in the art all reflect the principles of the present invention and fall within the scope of protection of the present invention.

Claims

1. A quick fixing device, characterized in that: The invention comprises a base (1), a movable limiting mechanism (2) symmetrically arranged on the left and right sides of the base (1), a rocking plate (3) arranged on the bottom plate and located above the movable limiting mechanism (2), and a fixing mechanism (4) arranged on the movable limiting mechanism (2) and connected to the rocking plate (3), wherein the rocking plate (3) is slidably mounted on the movable limiting mechanism (2), one end of the fixing mechanism (4) is fixedly connected to the rocking plate (3), and the other end of the fixing mechanism (4) is fixedly connected to the base (1); An upper supporting plate (5) is further provided at the middle position of the lower side of the rocking plate (3), the upper supporting plate (5) is fixedly mounted on the rocking plate (3), the fixing mechanism (4) is fixedly connected to the upper supporting plate (5), and the upper supporting plate (5) is U-shaped; The fixing mechanism (4) comprises a fixing plate (41), a bottom supporting plate (42) arranged below the fixing plate (41), and a locking mechanism (43) arranged on the fixing plate (41) and the bottom supporting plate (42); the lower surface of the fixing plate (41) is fixedly connected to the upper surface of the upper supporting plate (5), and the bottom supporting plate (42) is fixedly connected to the side surface of the base (1); The locking mechanism (43) comprises a rotating shaft (431) connected to the fixed plate (41), a rotating handle (432) arranged above the rotating shaft (431), a gear (433) fixedly mounted on the rotating shaft (431), a gear connecting rod (434) meshing with the gear (433), a linear bearing seat (435) symmetrically arranged on the left and right sides above the fixed plate (41), a connecting column (436) arranged on the left and right sides of the gear connecting rod (434), a roller (437) arranged below the connecting column (436), and a roller (438) arranged on the bottom support plate (431). 2) limit blocks (438) on both sides, the rotating handle (432) is fixedly installed on the rotating shaft (431), the linear bearing seat (435) is fixedly installed on the fixed plate (41), the gear connecting rod (434) passes through the linear bearing seat (435) and is connected thereto, and movable grooves (6) are symmetrically provided on the left and right sides of the fixed plate (41) to facilitate the movement of the connecting column (436) therein, the limit block (438) is fixedly installed on the bottom support plate (42), and the roller (437) is arranged below the limit block (438).

2. A quick fixing device according to claim 1, characterized in that: The movable limiting mechanism (2) comprises a slide rail (21) and a limiting block (22) arranged on one side of the base (1); the rocking plate (3) is slidably mounted on the slide rail (21); and stop blocks (23) are symmetrically arranged on the left and right sides below the rocking plate (3); the positions of the stop blocks (23) and the limiting blocks (22) are coordinated so that the limiting blocks (22) can limit the stop blocks (23).

3. A quick fixing device according to claim 2, characterized in that: The limiting block (22) is L-shaped, and the stop block (23) is arranged in a rectangular parallelepiped.

4. A quick fixing device according to claim 3, characterized in that: The stopper (23) contacts the side surface of the limiting block (22) and does not contact the upper surface of the bottom plate.

5. A quick fixing device according to claim 1, characterized in that: Limiting grooves (7) are symmetrically provided on the left and right sides below the gear connecting rod (434), and positioning bead pins (8) are symmetrically provided on the left and right sides of the fixing plate (41). The lower ends of the positioning bead pins (8) are fixedly mounted on the fixing plate (41), and the upper ends of the positioning bead pins (8) are accommodated in the limiting grooves (7) and slidably mounted therein.

6. A quick fixing device according to claim 5, characterized in that: A limiting groove (9) is provided on the side of the limiting block (438) close to the roller (437), and a lower surface of the side of the limiting block (438) close to the roller (437) is arranged in an arc shape to facilitate limiting the roller (437).

7. A quick fixing device according to claim 6, characterized in that: A protective cover (10) is also fixedly mounted on the fixing plate (41); the rotating shaft (431) passes through the upper and lower surfaces of the protective cover (10) and is rotatable thereon; the bottom supporting plate (42) is arranged on the inner side of the protective cover (10); and pull rings (11) are also fixedly mounted on the left and right ends of the side of the rocking plate (3).

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