Box fixing device

Abstract

The utility model discloses a box body fixing device, which is used for fixing a box body, the box body is provided with a plurality of side walls, and the box body fixing device comprises a base, a fixing part and a fixing part, the multiple side fixing plates are distributed on the peripheral face of the base, at least part of the side fixing plates are located in a space formed by closing the multiple side walls, the multiple side fixing plates and the multiple side walls are arranged in a one-to-one correspondence mode, and multiple suction cups are arranged on the sides, facing the side walls, of the side fixing plates; the driving mechanism is arranged on the base and used for driving the side fixing plates to move in the direction close to or away from the corresponding side walls. And the vacuum pump is connected with the suction cup. The thin-wall box can be fixed to prevent deformation during machining, and machining precision and machining efficiency are high.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of fixing device, especially a box fixing device. BACKGROUND

[0002] With the further improvement of product performance, the thin-walled box parts originally used in the field of aviation and aerospace have been widely used in the field of civil industrial products. The thin-walled box parts meet the development trend of "light, thin and small" of products, and maximize the avoidance of internal defects such as pores and cracks of castings and welded parts.

[0003] However, the thin-walled parts have low rigidity and are very difficult to clamp. When the existing thin-walled box clamps are machining, the thin-walled box is easily deformed under the influence of factors such as cutting force, cutting heat and cutting vibration, resulting in poor surface quality of the part machining, or large size fluctuation, which is not easy to control the machining precision and improve the machining efficiency. UTILITY MODEL CONTENT

[0004] In view of the shortcomings of the prior art, the utility model provides a box fixing device which can fix the thin-walled box to prevent deformation during machining, and has high machining precision and machining efficiency.

[0005] The utility model realizes the following technical scheme:

[0006] A box fixing device is used for fixing a box, the box has a plurality of side walls, and the box fixing device comprises:

[0007] a base;

[0008] a plurality of side fixing plates, the plurality of side fixing plates are distributed on the outer peripheral surface of the base, and the side fixing plates are at least partially located in the space closed by the plurality of side walls, the plurality of side fixing plates are one-to-one corresponding to the plurality of side walls, and a plurality of suction cups are arranged on the side of the side fixing plate facing the side wall;

[0009] a driving mechanism, the driving mechanism is arranged on the base and is used for driving the side fixing plate to move towards or away from the corresponding side wall;

[0010] a vacuum pump, the vacuum pump is connected with the suction cup.

[0011] Further, a plurality of fixed walls are arranged on the base, and the plurality of fixed walls are one-to-one corresponding to the plurality of side walls, and the side fixing plate is slidingly arranged on the corresponding fixed wall.

[0012] Further, the driving mechanism comprises a driving member and a plurality of jacks, the plurality of jacks are arranged in one-to-one correspondence with the plurality of fixed walls, the jack is slidably arranged on the fixed wall and is fixedly connected with the side fixed plate at one end, the driving member is fixedly connected with the base and is used for driving the jack to move towards or away from the corresponding side wall.

[0013] Further, the driving member comprises a cylinder and a push rod, the output end of the cylinder is fixedly connected with the push rod, a plurality of first inclined surfaces are formed on the push rod, a second inclined surface is formed on the jack, the second inclined surface of the plurality of jacks is in one-to-one correspondence with the plurality of first inclined surfaces, when the cylinder drives the push rod to move, the second inclined surface and the first inclined surface slide relative to each other, thereby enabling the jack to move towards or away from the corresponding side wall.

[0014] Further, the fixed wall is formed with a jack hole, and the jack is slidably arranged in the jack hole.

[0015] Further, the jack comprises a wedge-shaped block and a connecting rod, the connecting rod is slidably arranged in the jack hole, one end of the connecting rod is fixedly connected with the wedge-shaped block, and the other end is fixedly connected with the side fixed plate, and the wedge-shaped block is formed with the second inclined surface away from one end of the connecting rod.

[0016] Further, the jack further comprises an elastic member, the elastic member is sleeved on the connecting rod, one end of the elastic member abuts against the wedge-shaped block, and the other end abuts against the fixed wall.

[0017] Further, the side fixed plate is provided with a plurality of guide rods on the side close to the fixed wall, the fixed wall is formed with a guide hole corresponding to the plurality of guide rods, and the guide rod is slidably arranged in the guide hole.

[0018] Further, the box further comprises a top cover, and the box fixing device further comprises an upper fixed plate, the upper fixed plate is fixedly connected to the top of the base, and the side of the upper fixed plate, which faces the top cover, is also provided with a plurality of suction cups.

[0019] Further, the side fixed plate and the upper fixed plate are both formed with cavities, the cavities are connected to the vacuum pump through air holes, and the suction cup is in communication with the cavity.

[0020] Compared with the prior art, the utility model has the advantages that:

[0021] 1. The utility model discloses a thin -walled box body is fixed to the box body through the side fixed plate and the upper fixed plate of corresponding of setting up with the lateral wall and the top cover of box body, and a plurality of sucking disc is set up in the side fixed plate and the upper fixed plate, and the side fixed plate is driven to abut with the corresponding lateral wall through the drive mechanism, and the box body is further fixed through the sucking disc, so that each lateral wall of thin -walled box body can be effectively fixed, avoids the deformation of box body in processing because of vibration and the like, thereby leading to the poor surface quality of part processing, or the size fluctuation is big, and it is convenient to control the processing precision and improve processing efficiency.

[0022] 2. The utility model discloses a cavity is set up in the side fixed plate and the upper fixed plate and connects vacuum pump and a plurality of sucking disc, reduces the use hose connection, avoids the equipment fat, and the problem of limiting because too many hoses, simultaneously reduces the subsequent maintenance difficulty.

[0023] 3. The utility model discloses a push rod is set up, and a plurality of first inclined surfaces are set up on the push rod, and the corresponding second inclined surface is set up on the jacks, so that a cylinder can be used to drive a plurality of jacks to move, so that the equipment structure is compact, and production cost can also be saved simultaneously. DRAWINGS

[0024] Figure 1 It is the assembly diagram of box body fixing device and box body of an embodiment of the utility model;

[0025] Figure 2 It is the structure diagram of box body fixing device of an embodiment of the utility model;

[0026] Figure 3 It is the explosion structure diagram of box body fixing device of an embodiment of the utility model;

[0027] Figure 4 It is the partial structure diagram of box body fixing device of an embodiment of the utility model;

[0028] Figure 5 It is the explosion structure diagram of drive mechanism of an embodiment of the utility model;

[0029] Figure 6 It is the sectional view of box body fixing device of an embodiment of the utility model;

[0030] Figure 7 It is Figure 6 the enlarged view of A part;

[0031] Figure 8 It is Figure 6 the enlarged view of B part.

[0032] Label explanation: 1, box; 2, base; 20, fixed wall; 200, ejector pin hole; 21, guide hole; 22, fixed seat; 220, mounting space; 3, driving mechanism; 30, driving part; 300, air cylinder; 301, push rod; 301a, first inclined surface; 310, wedge block; 311, connecting rod; 312, elastic element; 313, fixed block; 314, containing groove; 310a, second inclined surface; 31, ejector pin; 4, side fixed plate; 6, upper fixed plate; 7, suction cup; 8, guide rod; 60, cavity; 70, air hole; 71, sealing gasket; 80, limiting part. DETAILED DESCRIPTION

[0033] The utility model technical scheme will be further described in detail below in combination with the preferred embodiments and the drawings. In the description of the utility model, it should be understood that the orientations or positional relationships indicated by the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" are based on the orientations or positional relationships shown in the drawings. In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" can be explicitly or implicitly included at least one of the features. In the description of the utility model, the meaning of "multiple" is at least two, for example, two, three, etc., unless otherwise specifically limited. The embodiments described below by referring to the drawings are exemplary and are intended to explain the utility model, and cannot be understood as limiting the utility model.

[0034] As Figures 1 to 3 shown, the utility model embodiment of a kind of box fixing device, for fixing box 1.Box 1 is thin-walled type box and has multiple side walls and top cover.Box fixing device includes base 2, driving mechanism 3, multiple side fixed plate 4 and vacuum pump.Multiple side fixed plate 4 is distributed on the outer circumferential surface of base 2, and side fixed plate 4 is at least partially located in the space closed by multiple side walls, multiple side fixed plate 4 is set one by one with multiple side walls, and multiple suction cups 7 are set on the side of side fixed plate 4 facing side wall.Driving mechanism 3 is set on base 2, for driving side fixed plate 4 to move in the direction close to or away from corresponding side wall.Base 2 is used to support multiple side fixed plate 4 and driving mechanism 3, and can be installed on the worktable of machine tool to facilitate work.

[0035] In the embodiment, the box 1 is a cubic open thin-walled box with four side walls and a top cover, the box 1 can be sleeved on the base 2, the corresponding four side fixing plates 4 are driven by the driving mechanism 3 to abut against the four side walls from the inside of the box 1, the suction cup 7 is a vacuum suction cup in the embodiment, and the vacuum pump is connected with the suction cup 7 so that the suction cup 7 can be vacuumized to fix the box 1, the box 1 is not limited by the assembly outside, and is stably fixed to facilitate processing.

[0036] Specifically, referring to Figure 4 , the base 2 comprises a fixing seat 22, which can be fixed on the workbench by screws (not shown in the figure) during use. A plurality of fixed walls 20 are arranged on the fixing seat 22, and the plurality of fixed walls 20 are arranged one by one corresponding to the plurality of side walls. The side fixing plate 4 is slidably arranged on the corresponding fixed wall 20. In the embodiment, it specifically comprises four fixed walls 20, which are arranged around and surround the installation space 220. The driving mechanism 3 is at least partially arranged in the installation space 220, so as to realize the driving of the side fixing plate 4 by the driving mechanism 3 from the inside of the box 1 to fix the box 1, and avoid the case that the box 1 cannot be processed due to the occupation of the external space.

[0037] Further referring to Figure 5 , the driving mechanism 3 comprises a driving piece 30 and a plurality of top rods 31, the plurality of top rods 31 are arranged one by one corresponding to the plurality of fixed walls 20, the top rod 31 is slidably arranged on the fixed wall 20 and is fixedly connected with the side fixing plate 4 at one end, the driving piece 30 is fixedly connected with the base 2 and is used for driving the top rod 31 to move towards the direction close to or away from the corresponding side wall, thereby driving the corresponding side fixing plate 4 to move, so that the plurality of side fixing plates 4 can abut against the plurality of side walls one by one, the suction cup 7 abuts against the side wall, and the box 1 is fixed.

[0038] Optionally, the driving piece 30 comprises a pneumatic cylinder 300 and a push rod 301, the output end of the pneumatic cylinder 300 is fixedly connected with the push rod 301, a plurality of first inclined surfaces 301a are formed on the push rod 301, a second inclined surface 310a is formed on the top rod 31, the second inclined surface 310a of the plurality of top rods 31 corresponds to the plurality of first inclined surfaces 301a, and when the pneumatic cylinder 300 drives the push rod 301 to move, the second inclined surface 310a and the first inclined surface 301a slide relative to each other, thereby driving the top rod 31 to move towards the direction close to or away from the corresponding side wall. The utility model sets up the push rod 301, sets up a plurality of first inclined surfaces 301a on the push rod 301, sets up the corresponding second inclined surface 310a on the top rod 31, so that one pneumatic cylinder 300 can be used to drive the plurality of top rods 31 to move, so that the equipment structure is compact, and the production cost can be saved.

[0039] Further referring to Figure 6The fixed wall 20 is formed with a top rod hole 200, and the top rod 31 is slidably arranged in the top rod hole 200. Specifically, the top rod 31 comprises a wedge block 310, a connecting rod 311, and a fixed block 313. The connecting rod 311 is slidably arranged in the top rod hole 200, and one end of the connecting rod 311 is fixedly connected with the wedge block 310, and the other end is fixedly connected with the side fixed plate 4 through the fixed block 313. The wedge block 310 is formed with the second inclined surface 310a at the end away from the connecting rod 311. The fixed block 313 is fixedly connected with the side fixed plate 4 and the connecting rod 311 through a plurality of screws, and plays a certain limiting role. The top rod hole 200 is formed with a receiving groove 314 around the top rod hole 200, which has the same shape as the fixed block 313. When the top rod 31 is in the retracted state, the fixed block 313 is at least partially accommodated in the receiving groove 314, so that the structure of the device is more compact.

[0040] Optionally, with reference to Figure 7 The top rod 31 further comprises an elastic member 312, which is sleeved on the connecting rod 311, and one end of the elastic member 312 abuts against the wedge block 310, and the other end abuts against the fixed wall 20. By setting the elastic member 312 as a reset element, after the cylinder 300 is retracted, the top rod 31 can move away from the corresponding side wall under the elastic action of the elastic member 312, so that the side fixed plate 4 is separated from the abutment with the box body 1, so as to be taken off for processing the completed box body 1.

[0041] Optionally, a plurality of guide rods 8 are arranged on one side of the side fixed plate 4 close to the fixed wall 20, and the fixed wall 20 is formed with a guide hole 21 corresponding to each of the guide rods 8. The guide rod 8 is slidably arranged in the guide hole 21, and plays a guiding role when the side fixed plate 4 moves, so as to facilitate the side fixed plate 4 to better abut against the corresponding side wall.

[0042] In addition, the end of the guide rod 8 away from the side fixed plate 4 is further provided with a limiting portion 80. When the side fixed plate 4 moves towards the corresponding side wall, the limiting portion 80 can abut against the corresponding fixed wall 20, thereby playing a limiting role, so as to avoid excessive displacement and damage to the box body 1.

[0043] With reference to Figure 3 In another optional embodiment, the box body fixing device further comprises an upper fixed plate 6, which is fixedly connected to the top of the base 2, and the side of the upper fixed plate 6 facing the top cover is also provided with a plurality of suction cups 7, so that the box body 1 can be further fixed, thereby reducing the possibility of the box body 1 slipping off during processing.

[0044] Optionally, further referring to Figure 8The cavity 60 is connected to a vacuum pump through the air hole 70, and the suction disc 7 is communicated with the cavity 60. The utility model discloses a cavity 60 is connected to the vacuum pump and a plurality of suction discs 7 through setting, reduces the use of hose connection, avoids the problem that the equipment is obese, and the limiting problem caused by too many hoses is avoided, and subsequent maintenance difficulty is reduced.

[0045] Before starting work, the cylinder 300 is in the contraction state, the staff or the robot will set the box body 1 on the base 2, at this time, the top cover of the box body 1 is in abutment with the upper fixed plate 6 and is in contact with the suction disc 7, the cylinder 300 is started and drives the push rod 301 to rise, the top rod 31 is moved to the direction close to the corresponding side wall due to the relative sliding of the second inclined surface 310a on the wedge block 310 and the corresponding first inclined surface 301a on the push rod 301, so that the top rod 31 is moved to the direction close to the corresponding side wall, that is, the side fixed plate 4 is moved to the axial direction of the guide rod 8, and finally the side fixed plate 4 is in abutment with the corresponding side wall due to the limiting portion 80 and the fixed wall 20, then the vacuum pump is started to vacuumize the suction disc 7, so that the suction disc 7 adsorbs and fixes the side wall and the top cover of the box body 1, thereby firmly fixing the box body 1, and processing is facilitated.

[0046] In addition, the sealing pad 71 is also arranged on each suction disc 7, the sealing pad is made of elastic material and slightly protrudes from the surface of the side fixed plate 4, which is used to improve the sealing property of the suction disc 7 and avoid falling, and also avoid damaging the box body 1 due to collision with the side fixed plate 4.

[0047] The utility model discloses a side fixed plate 4 and upper fixed plate 6 corresponding to the side wall and the top cover of the box body 1 are arranged, a plurality of suction discs 7 are arranged on the side fixed plate 4 and the upper fixed plate 6, the side fixed plate 4 is in abutment with the corresponding side wall through the driving mechanism 3, and the box body 1 is further fixed through the suction disc 7, so that each side wall of the thin-walled box body 1 can be effectively fixed, the box body 1 is prevented from being deformed due to vibration during processing, the surface quality of a part is prevented from being poor, or the size fluctuation is large, processing precision is facilitated to control and processing efficiency is improved.

[0048] The above embodiment only expresses several implementation manners of the utility model, and the description is more specific and detailed, but can not be understood as the limitation of the patent range of the utility model. It should be pointed out that for ordinary skilled persons in the art, without departing from the concept of the utility model, a plurality of deformations and improvements can be made, which all belong to the protection range of the utility model. Therefore, the protection range of the utility model patent should be the appended claims.

Claims

1. A box securing device for securing a box (1) having a plurality of side walls, characterized in that, The box fixing device comprises: a base (2); a plurality of side fixing plates (4) distributed on the outer circumferential surface of the base (2), and the side fixing plates (4) are at least partially located in the space closed by the plurality of side walls, the plurality of side fixing plates (4) are arranged one-to-one with the plurality of side walls, and a plurality of suction cups (7) are arranged on the side of the side fixing plates (4) facing the side walls; a driving mechanism (3) arranged on the base (2) and used for driving the side fixing plates (4) to move towards or away from the corresponding side walls; a vacuum pump connected with the suction cups (7).

2. The case securing apparatus according to claim 1, characterized by A plurality of fixed walls (20) are arranged on the base (2), and the plurality of fixed walls (20) are arranged one-to-one with the plurality of side walls, and the side fixing plates (4) are slidably arranged on the corresponding fixed walls (20).

3. The case securing apparatus according to claim 2, characterized by The driving mechanism (3) comprises a driving member (30) and a plurality of jacks (31), the plurality of jacks (31) are arranged one-to-one with the plurality of fixed walls (20), the jacks (31) are slidably arranged on the fixed walls (20) and one end of each jack (31) is fixedly connected with the side fixing plate (4), and the driving member (30) is fixedly connected with the base (2) and used for driving the jacks (31) to move towards or away from the corresponding side walls.

4. The case securing apparatus according to claim 3, characterized by The driving member (30) comprises a cylinder (300) and a push rod (301), the output end of the cylinder (300) is fixedly connected with the push rod (301), a plurality of first inclined surfaces (301a) are formed on the push rod (301), second inclined surfaces (310a) are formed on the jacks (31), the second inclined surfaces (310a) of the plurality of jacks (31) correspond to the plurality of first inclined surfaces (301a) one-to-one, and when the cylinder (300) drives the push rod (301) to move, the second inclined surfaces (310a) slide relative to the first inclined surfaces (301a), so that the jacks (31) move towards or away from the corresponding side walls.

5. The case securing apparatus according to claim 4, wherein A jack hole (200) is formed on the fixed wall (20), and the jack (31) is slidably arranged in the jack hole (200).

6. The case securing apparatus according to claim 5, wherein The jack (31) comprises a wedge-shaped block (310) and a connecting rod (311), the connecting rod (311) is slidably arranged in the jack hole (200), one end of the connecting rod (311) is fixedly connected with the wedge-shaped block (310), the other end of the connecting rod (311) is fixedly connected with the side fixing plate (4), and the second inclined surface (310a) is formed on the end of the wedge-shaped block (310) away from the connecting rod (311).

7. The case securing apparatus according to claim 6, wherein The jack (31) further comprises an elastic member (312), the elastic member (312) is sleeved on the connecting rod (311), one end of the elastic member (312) abuts against the wedge-shaped block (310), and the other end of the elastic member (312) abuts against the fixed wall (20).

8. The case securing apparatus according to claim 2, wherein The side fixing plate (4) is provided with a plurality of guide rods (8) on one side close to the fixing wall (20), the fixing wall (20) is formed with a guide hole (21) corresponding to the plurality of guide rods (8) one by one, and the guide rod (8) is slidingly arranged in the guide hole (21).

9. The case securing apparatus of claim 1, wherein The box (1) further comprises a top cover, and the box fixing device further comprises an upper fixing plate (6) fixedly connected to the top of the base (2), and a plurality of the suction cups (7) are also arranged on one side of the upper fixing plate (6) facing the top cover.

10. The case securing apparatus of claim 9, wherein The side fixing plate (4) and the upper fixing plate (6) are both formed with cavities (60), the cavities (60) are connected to the vacuum pump through air holes (70), and the suction cups (7) are in communication with the cavities (60).

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