Plate-type nest box clamping mechanism

Abstract

The utility model discloses a plate-type nest box clamping mechanism which comprises a bearing bedplate and a position adjusting mechanism, a positioning block is arranged on the bearing bedplate, a clearance hole is further formed in the bearing bedplate, a clamping block is arranged in the clearance hole, the clamping block is connected with the position adjusting mechanism, and the position adjusting mechanism is connected with the positioning block. And the position adjusting mechanism can adjust the position of the clamping block relative to the positioning block so as to clamp or loosen the nest box. The nest box clamping device is simple in structure, convenient to use and capable of rapidly clamping and fixing a nest box so as to rapidly tear off a covering film, and production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of medicine packaging, in particular to a plate-type nest box clamping mechanism. Background Art

[0002] Honeycomb packaging is a common packaging method for existing pharmaceutical containers such as vials and cartridges. For example, a Chinese patent with the authorization announcement number CN202897151U and the authorization announcement date of April 24, 2013 discloses a honeycomb packaging pre-filled vial. The pharmaceutical containers using the honeycomb packaging are placed on the honeycomb board after being cleaned and sterilized, and the honeycomb board filled with pharmaceutical containers is sealed in the nest box by laminating.

[0003] Before the automatic filling of the medicine containers with honeycomb packaging, the film on the nest box needs to be torn off first, and then the medicine container is transferred to the loading station. At present, the film is torn off manually using tools such as needle-nosed pliers. During this process, the nest box is difficult to fix and manual force cannot be fully applied, making it difficult to tear off the film quickly, affecting production efficiency. Utility Model Content

[0004] The utility model aims to solve the problem that the nest box is difficult to fix during the tearing process of the film, manual force cannot be fully applied, resulting in the film being difficult to tear off quickly, thus affecting production efficiency. The utility model provides a plate-type nest box clamping mechanism which has a simple structure, is easy to use, can quickly clamp and fix the nest box so as to quickly tear off the film, and improves production efficiency.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: the plate-type nest box clamping mechanism of the utility model includes a bearing table and a position adjustment mechanism, a positioning block is provided on the bearing table, and an air avoidance hole is also provided on the bearing table, a clamping block is provided in the air avoidance hole, and the clamping block is connected to the position adjustment mechanism, and the position adjustment mechanism can adjust the position of the clamping block relative to the positioning block to clamp or loosen the nest box. The utility model is used for clamping and fixing the nest box, so that the nest box will not move or shake during the process of tearing off the film, so that it is convenient for manual full force to quickly tear off the film; the bearing table is used to place and support the nest box, the bearing table is fixed, and the bearing table can also be installed on a conventional lifting mechanism, so that the height of the bearing table can be adjusted; the positioning block is used to locate and block the position of the nest box on the bearing table, and the positioning can be completed by simply leaning one side of the nest box against the positioning block; the position adjustment mechanism can make the clamping block approach or move away from the positioning block to adjust the position of the clamping block relative to the positioning block, when the clamping block approaches the positioning block, the clamping block and the positioning block cooperate to clamp the nest box, and when the clamping block moves away from the positioning block, the clamping block and the positioning block cooperate to loosen the nest box, which is very convenient to use; the utility model can quickly clamp or loosen the nest box, which is very convenient to use.

[0006] Preferably, the positioning block includes an L-shaped block and a straight block, the L-shaped block and the straight block are arranged on the bearing table at intervals, and the inner corner of the L-shaped block is set as a rounded corner. The L-shaped block is used to lean against the corners of the nest box, so as to complete the positioning of the nest box in the X direction and the Y direction; the straight block is against one side of the nest box, and while positioning, it can also prevent the nest box from rotating due to the action of the clamping block, thereby improving stability; of course, if the two right-angled sides of the L-shaped block are long enough, the positioning block in the utility model only needs to use one L-shaped block.

[0007] Preferably, the position adjustment mechanism includes a linear moving mechanism and a driving mechanism, wherein the linear moving mechanism is connected to the clamping block, and the driving mechanism is in transmission connection with the linear moving mechanism. The linear moving mechanism drives the clamping block to approach or move away from the positioning block under the drive of the driving mechanism, thereby adjusting the position of the clamping block relative to the positioning block to clamp or release the nest box. The linear moving mechanism enables the clamping block to move linearly, with stable operation and high precision; the driving mechanism can be driven manually or by other means such as a motor.

[0008] Preferably, the linear motion mechanism comprises a guide shaft and a slider, the slider is slidably connected to the guide shaft, and the clamping block is fixedly connected to the slider. The guide shaft in the utility model can be replaced by a guide rail.

[0009] Preferably, the driving mechanism comprises a supporting base plate, a rotating shaft and a damping mechanism. The rotating shaft is rotatably connected to the supporting base plate and can be stopped and fixed at any time under the action of the damping mechanism. A rotating arm is fixedly connected to the end of the rotating shaft. The lower end of the rotating arm is transmission-connected to the slider through a transmission mechanism, and a handle is fixed to the upper end of the rotating arm. The rotating shaft is rotated by pushing and pulling the handle. During the rotation process, the rotating shaft drives the slider to move through the transmission mechanism, so that the clamping block can approach or move away from the positioning block; the damping mechanism can stop the rotating shaft at any position, so that the position of the clamping block can be fixed to prevent the clamping block from moving.

[0010] Preferably, the clamping block includes a clamping block and a base, a moving gap is provided between the clamping block and the base, a spreading spring is provided in the moving gap, two ends of the spreading spring are respectively against the clamping block and the base, and the base is fixedly connected to the slider. A moving gap is provided between the clamping block and the base, so that the clamping block has a certain compression moving space, the clamping block can move relative to the base, and when the size of the nest box deviates, a certain amount of automatic adjustment can be performed to ensure that the nest box can be clamped.

[0011] Preferably, the transmission mechanism comprises a connecting rod and a linkage block, wherein the linkage block is fixedly connected to the slider, and the two ends of the connecting rod are rotatably connected to the linkage block and the rotating arm respectively. The two ends of the connecting rod are rotatably connected to the linkage block and the rotating arm respectively through the cooperation of a joint bearing and a threaded pin.

[0012] Preferably, the damping mechanism includes a ball plunger and a mounting plate, side plates are provided on both sides of the support base plate, both ends of the rotating shaft pass through the side plates and are rotatably connected to the side plates, the mounting plate is located above the rotating shaft and fixed between the two side plates, the ball plunger is arranged on the mounting plate, a ball head pad is fixed on the rotating shaft, and the ball head pad is provided with a starting positioning hole and an end positioning hole that are compatible with the ball plunger. The ball plunger is against the surface of the ball pad, and under the action of friction, the shaft cannot rotate and is fixed. Under the action of external force, the shaft overcomes the friction and can rotate again. Through the cooperation of the ball plunger and the ball pad, the shaft can rotate and stop at any position; when the shaft is in the starting position, the ball plunger is pushed into the starting positioning hole, and when the shaft rotates to the end position, the ball plunger is pushed into the end positioning hole. Through the cooperation of the ball plunger with the starting positioning hole and the end positioning hole, the starting position and end position of the shaft can be accurately positioned, thereby accurately controlling the rotation angle of the shaft and ensuring that the moving distance of the clamping block always remains consistent.

[0013] Preferably, the support bottom plate is provided with two opposite angle limit blocks, the inner side of the angle limit blocks is provided with an elastic buffer layer, and the rotating shaft is provided with a stopper, which is located between the two angle limit blocks and blocks interference with the two angle limit blocks. The stopper cooperates with the angle limit block to limit the rotation angle of the rotating shaft; the elastic buffer layer can be a rubber pad to play a buffering role.

[0014] Preferably, a positioning ring is fixed on the rotating shaft, a locking hole is provided on the positioning ring, a sleeve is provided on the mounting plate, a limiting step surface is provided on the inner wall of the sleeve, a locking shaft is provided in the sleeve, a limiting convex ring interfering with the limiting step surface is provided on the locking shaft, a guide block is provided at the upper end opening of the sleeve, the upper end of the locking shaft passes through the guide block, the lower end of the locking shaft passes through the mounting plate and fits with the locking hole, a compression spring is sleeved on the portion of the locking shaft located between the limiting convex ring and the guide block, the two ends of the compression spring are respectively pressed against the limiting convex ring and the guide block, and when the ball plunger is inserted into the terminal positioning hole, the locking shaft is inserted into the locking hole. When the ball plunger is pushed into the terminal positioning hole, the locking shaft is inserted into the locking hole under the action of the compression spring to completely lock the rotating shaft to prevent the rotating shaft from rotating and causing the clamping block to loosen.

[0015] Therefore, the utility model has the following beneficial effects: through the coordination among the supporting table, the positioning block, the clamping block, the position adjustment mechanism and other structures, the structure is simple, the positioning of the nest box is convenient, the nest box can be quickly clamped, so that the nest box will not move or shake during the tearing off of the film, thereby facilitating manual full force to quickly tear off the film, and at the same time quickly loosening the nest box, making it very convenient to take the nest box, which is beneficial to improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a stereogram of the utility model.

[0017] Figure 2 yes Figure 1 Exploded diagram of .

[0018] Figure 3 is a three-dimensional view of the clamping block.

[0019] Figure 4 yes Figure 3 Exploded diagram of .

[0020] Figure 5 yes Figure 3 main view.

[0021] Figure 6 yes Figure 5 Section view along AA direction.

[0022] Figure 7 It is a schematic diagram of the coordination between the clamping block and the position adjustment mechanism.

[0023] Figure 8 It is a three-dimensional diagram of the drive mechanism.

[0024] Fig. 9 yes Figure 8 Exploded diagram of .

[0025] Fig.10 It is a connection diagram of the supporting base plate, the rotating shaft, the angle limit block, the stop block, the ball head pad, and the positioning ring.

[0026] Fig.11 yes Fig.10 Top view of the .

[0027] Fig.12 yes Fig.11 Cross-sectional view along direction BB.

[0028] Fig.13 It is a connection diagram of the locking shaft, mounting plate, and ball plunger.

[0029] Fig.14 yes Fig.13 main view.

[0030] Fig.15 yes Fig.14 Cross-sectional view along CC direction.

[0031] Fig.16 This is a state diagram of the plate type nest box clamping mechanism when clamping the nest box.

[0032] In the figure: bearing platform 1, L-shaped block 2, straight block 3, avoidance hole 4, clamping block 5, base 6, moving gap 7, expansion spring 8, guide shaft 9, slider 10, fixed end plate 11, center plate 12, column 13, support bottom plate 14, rotating shaft 15, side plate 16, angle limit block 17, elastic buffer layer 18, stopper 19, ball head plunger 20, mounting plate 21, ball head pad 22, end positioning hole 23, starting positioning hole 24, positioning ring 25, locking hole 26, sleeve 27, limiting step surface 28, locking shaft 29, limiting convex ring 30, guide block 31, compression spring 32, rotating arm 33, connecting rod 34, linkage block 35, handle 36, nest box 37. DETAILED DESCRIPTION

[0033] The utility model is further described below in conjunction with the accompanying drawings and specific implementation methods.

[0034] like Figure 1 , Figure 2 The plate-type nest box clamping mechanism shown in the figure includes a bearing platform 1 and a position adjustment mechanism. A positioning block is fixed on the bearing platform. The positioning block includes an L-shaped block 2 and a straight block 3. The L-shaped block and the straight block are fixed on the bearing platform at a horizontal interval. The inner corner of the L-shaped block is set as a rounded corner; two air avoidance holes 4 are also opened on the bearing platform. Clamping blocks are arranged in the air avoidance holes. The clamping blocks include a clamping block 5 and a base 6 (such as Figure 3 , Figure 4 , Figure 5 , Figure 6 As shown in the figure, a moving gap 7 is provided between the clamping block and the base, and an opening spring 8 is installed in the moving gap. The two ends of the opening spring are respectively against the clamping block and the base. The position adjustment mechanism can adjust the position of the clamping block relative to the positioning block to clamp or release the nest box; the position adjustment mechanism includes a linear moving mechanism and a driving mechanism, and the linear moving mechanism includes a guide shaft 9 and a slider 10 (as shown in the figure). Figure 7 As shown in FIG. 1 , the slider is slidably connected to the guide shaft, and the base is fixedly connected to the slider; fixed end plates 11 are fixed at both ends of the guide shaft, the fixed end plates are fixed to the center plate 12, and the center plate is fixed to a column 13; the driving mechanism includes a supporting base plate 14 (as shown in FIG. Figure 8 , Fig. 9 As shown), the shaft 15 and the damping mechanism, the support base is fixed on a column, the side plates 16 are fixed on both sides of the support base, and two opposite angle limit blocks 17 are fixed on the support base, and the inner side of the angle limit block is provided with an elastic buffer layer 18 (as shown Fig.12As shown in the figure, the elastic buffer layer is a rubber pad, a stopper 19 is fixed on the rotating shaft, the stopper is located between the two angle limit blocks and blocks interference with the two angle limit blocks, both ends of the rotating shaft pass through the side plates and are rotatably connected to the side plates, and the rotating shaft can stop and fix at any time under the action of the damping mechanism, the damping mechanism includes a ball head plunger 20 and a mounting plate 21, the mounting plate is located above the rotating shaft and fixed between the two side plates, the ball head plunger is arranged on the mounting plate, a ball head pad 22 is fixed on the rotating shaft, and a starting positioning hole 24 and an end positioning hole 23 (as shown in the figure) are provided on the ball head pad to match the ball head plunger. Fig.10 , Fig.11 As shown in FIG. 1 ), a positioning ring 25 is fixed on the rotating shaft, a locking hole 26 is provided on the positioning ring, and a sleeve 27 (as shown in FIG. 1 ) is fixed on the mounting plate. Fig.13 , Fig.14 , Fig.15 As shown in the figure, a limiting step surface 28 is provided on the inner wall of the sleeve, a locking shaft 29 is provided in the sleeve, a limiting convex ring 30 is protruded on the locking shaft and interferes with the limiting step surface, a guide block 31 is fixed to the opening of the upper end of the sleeve, the upper end of the locking shaft passes through the guide block, the lower end of the locking shaft passes through the mounting plate and is adapted to the locking hole, a compression spring 32 is sleeved on the part of the locking shaft located between the limiting convex ring and the guide block, and the two ends of the compression spring are respectively pressed against the limiting convex ring and the guide block. When the rotating shaft is at the starting position, the ball head plunger is inserted into the starting positioning hole, and the locking shaft is pressed against the outer circumference of the positioning ring. When the rotating shaft is at the terminal position, the ball head plunger is inserted into the terminal positioning hole, and the locking shaft is inserted into the locking hole to lock the rotating shaft; a rotating arm 33 is fixedly connected to the end of the rotating shaft, and the lower end of the rotating arm is transmission-connected to the slider through a transmission mechanism. The transmission mechanism includes a connecting rod 34 and a linkage block 35. The linkage block is fixedly connected to the slider, and the two ends of the connecting rod are rotationally connected to the linkage block and the rotating arm through the cooperation of a joint bearing and a threaded pin, and a handle 36 is fixed to the upper end of the rotating arm.

[0035] The method of using the utility model is as follows: when clamping, place the nest box 37 on the bearing table, and fit one bottom corner of the nest box to the L-shaped block, and fit the side of the nest box to the straight block to position the nest box; pull the handle outward to rotate the shaft, and the ball plunger withdraws from the starting positioning hole, and continue to pull the handle, and the rotating arm continues to drive the slider to make the clamping block approach the positioning block, that is, the nest box, until the shaft rotates to the ball plunger is stuck in the terminal positioning hole, and then release the handle, at this time the locking shaft is inserted into the locking hole to lock the shaft, and the clamping block is in a clamped state, and the nest box is clamped (such as Fig.16 When releasing the nest box, pull up the locking shaft to withdraw from the locking hole, unlock the shaft, push the handle inward to reverse the shaft, release the locking shaft after the ball plunger withdraws from the terminal positioning hole, the locking shaft abuts against the outer circumference of the positioning ring, continue to push the handle to reverse the shaft, the rotating arm continues to drive the slider to move the clamp away from the positioning block, i.e., the nest box, until the ball plunger is re-engaged in the starting positioning hole, the nest box is released, and the nest box can be taken away.

[0036] The above-described embodiment is only a preferred solution of the present invention and does not limit the present invention in any form. There are other variations and modifications without exceeding the technical solution described in the claims.

Claims

1. Plate type nest box clamping mechanism, It is characterized in that The invention comprises a bearing platform (1) and a position adjustment mechanism, wherein a positioning block is provided on the bearing platform, and an air avoidance hole (4) is also provided on the bearing platform, wherein a clamping block is provided in the air avoidance hole, wherein the clamping block is connected to the position adjustment mechanism, and wherein the position adjustment mechanism can adjust the position of the clamping block relative to the positioning block to clamp or release the nest box, wherein the position adjustment mechanism comprises a linear movement mechanism and a driving mechanism, wherein the linear movement mechanism is connected to the clamping block, and wherein the driving mechanism is in transmission connection with the linear movement mechanism, wherein the linear movement mechanism, driven by the driving mechanism, moves the clamping block closer to or farther from the positioning block, thereby adjusting the position of the clamping block relative to the positioning block to clamp or release the nest box.

2. The plate-type nest box clamping mechanism according to claim 1, It is characterized in that The positioning block comprises an L-shaped block (2) and a straight block (3), the L-shaped block and the straight block are arranged on the bearing platform at an interval, and the inner corner of the L-shaped block is set as a rounded corner.

3. The plate-type nest box clamping mechanism according to claim 1, It is characterized in that The linear motion mechanism comprises a guide shaft (9) and a slider (10), the slider being slidably connected to the guide shaft, and the clamping block being fixedly connected to the slider.

4. The plate-type nest box clamping mechanism according to claim 3, It is characterized in that The driving mechanism comprises a supporting base plate (14), a rotating shaft (15) and a damping mechanism; the rotating shaft is rotatably connected to the supporting base plate and can be stopped and fixed at any time under the action of the damping mechanism; the end of the rotating shaft is fixedly connected to a rotating arm (33); the lower end of the rotating arm is transmission-connected to a slider via a transmission mechanism; and the upper end of the rotating arm is fixed to a handle (36).

5. The plate-type nest box clamping mechanism according to claim 3, It is characterized in that The clamping block comprises a clamping block (5) and a base (6), a moving gap (7) is provided between the clamping block and the base, a spreading spring (8) is provided in the moving gap, two ends of the spreading spring respectively abut against the clamping block and the base, and the base is fixedly connected to the slider.

6. The plate-type nest box clamping mechanism according to claim 4, It is characterized in that The transmission mechanism comprises a connecting rod (34) and a linkage block (35), wherein the linkage block is fixedly connected to the slider, and the two ends of the connecting rod are respectively rotatably connected to the linkage block and the rotating arm.

7. The plate-type nest box clamping mechanism according to claim 4, It is characterized in that The damping mechanism comprises a ball plunger (20) and a mounting plate (21), side plates (16) are provided on both sides of the support base plate, two ends of the rotating shaft pass through the side plates and are rotatably connected to the side plates, the mounting plate is located above the rotating shaft and fixed between the two side plates, the ball plunger is arranged on the mounting plate, a ball pad (22) is fixed on the rotating shaft, and the ball pad is provided with a starting positioning hole (24) and an end positioning hole (23) adapted to the ball plunger.

8. The plate-type nest box clamping mechanism according to claim 4, It is characterized in that The support bottom plate is provided with two opposing angle limit blocks (17), the inner sides of the angle limit blocks are provided with elastic buffer layers (18), and the rotating shaft is provided with a stop block (19), the stop block is located between the two angle limit blocks and blocks interference with the two angle limit blocks.

9. The plate-type nest box clamping mechanism according to claim 7, It is characterized in that A positioning ring (25) is fixed on the rotating shaft, a locking hole (26) is provided on the positioning ring, a sleeve (27) is provided on the mounting plate, a limiting step surface (28) is provided on the inner wall of the sleeve, a locking shaft (29) is provided in the sleeve, a limiting convex ring (30) interfering with the limiting step surface is provided on the locking shaft, a guide block (31) is provided at the upper end opening of the sleeve, the upper end of the locking shaft passes through the guide block, the lower end of the locking shaft passes through the mounting plate and is adapted to the locking hole, a compression spring (32) is sleeved on the portion of the locking shaft located between the limiting convex ring and the guide block, the two ends of the compression spring are respectively pressed against the limiting convex ring and the guide block, and when the ball head plunger is inserted into the end positioning hole, the locking shaft is inserted into the locking hole.

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