Trocar slotting device

Abstract

The utility model discloses a trocar slotting device. The trocar slotting device comprises a base, a clamping mechanism and a milling mechanism, the clamping mechanism comprises a force bearing plate, a pushing and clamping block, a first clamping block, a second clamping block, a second power piece and a pressing block, the force bearing plate is connected with the base, the pushing and clamping block is connected with a connecting column and provided with a pushing and clamping step abutting against the force bearing plate, the pushing and clamping block is connected to the connecting column in a sleeving mode, the first clamping block is connected with the force bearing plate, and the second clamping block is connected with the pushing and clamping block. The first clamping block and the second clamping block clamp a to-be-milled workpiece, the second power piece is in transmission connection with the pushing clamping block and drives the pushing clamping block to be close to or away from the force bearing plate, the pushing clamping block is matched with the force bearing plate to clamp the to-be-milled workpiece between the first clamping block and the second clamping block, the pressing block is connected with the base through a kidney-shaped hole and a pin, and the pressing block is further provided with an avoiding part for stopping the to-be-milled workpiece. Therefore, the to-be-milled workpiece is positioned to a preset position; and the milling mechanism is connected with the base in a sliding manner, so that the milling mechanism mills the workpieces to be milled on the first clamping block and the second clamping block according to a preset track.

Description

Technical Field

[0001] The utility model relates to the field of milling, in particular to a trocar slotting device. Background Art

[0002] Traditional slot milling devices are unable to process specific workpieces and slots of specific shapes as required. Different fixtures need to be replaced when processing specific slots on different workpieces. Multiple installations and multiple confirmations of the fixture installation position are required. In addition, the tool for milling the workpiece also needs to be adjusted multiple times, which can easily cause problems such as damage to the workpiece and inability to guarantee processing quality. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model provides a trocar slotting device, which can achieve the purpose of milling a groove of a specific shape of a workpiece.

[0004] According to a first aspect of the utility model, a trocar slotting device is provided, comprising a base, a clamping mechanism and a milling mechanism; the clamping mechanism comprises a load-bearing plate, a push-clamp block, a first clamping block, a second clamping block, a second power member and a pressure block; the load-bearing plate is connected to the base, the push-clamp block is connected to a connecting column, a push-clamp step is provided on the connecting column, the push-clamp step abuts against the load-bearing plate, the push-clamp block is sleeved on the connecting column, the first clamping block is connected to the load-bearing plate, the second clamping block is connected to the push-clamp block, the first clamping block and the second clamping block are connected to the load-bearing plate, The two clamping blocks are used to clamp the workpiece to be milled, the second power member is connected to the push clamping block in a transmission manner, the push clamping block is used to cooperate with the load-bearing plate to clamp the workpiece to be milled between the first clamping block and the second clamping block, the pressing block is connected to the base through a waist-shaped hole and a pin, and the pressing block is also provided with an avoidance portion, the avoidance portion is used to stop the workpiece to be milled, thereby positioning the workpiece to be milled to a predetermined position; the milling mechanism is slidably connected to the base, so that the milling mechanism mills the workpiece to be milled on the first clamping block and the second clamping block according to a predetermined trajectory.

[0005] A trocar grooving device according to an embodiment of the utility model has at least the following beneficial effects: the clamping mechanism is provided to adjust the force applied and the force released on the workpiece to be milled, and when the first clamping block is pushed toward the second clamping block, the workpiece to be milled between the first clamping block and the second clamping block is clamped; the milling mechanism is provided to change the relative position between the first clamping block and the second clamping block while milling the workpiece to be milled, thereby replacing different workpieces to be milled, and efficiently milling grooves of similar shapes.

[0006] According to some embodiments of the utility model, the milling mechanism includes: a mounting seat, vertically slidably connected to the base; a third power member, arranged on the mounting seat; a rotating module, connected to the mounting seat, one end of the rotating module is transmission-connected to a milling cutter, and the other end of the rotating module is transmission-connected to the third power member, the third power member is used to drive the milling cutter on the rotating module to rotate, so that the milling cutter mills the workpiece to be milled between the first clamping block and the second clamping block, and the setting of the rotating module facilitates integrated assembly.

[0007] According to some embodiments of the utility model, it also includes a support plate and a first power member, the mounting seat is connected to the support plate along a vertical sliding direction, the support plate is connected to the base along a left-right sliding direction, the first power member is arranged on the base, the first power member is transmission-connected to the support plate, the first power member is used to drive the support plate to slide, and the support plate is arranged for easy installation.

[0008] According to some embodiments of the utility model, the clamping mechanism also includes a pushing block and a third power member, the pushing block is connected to the output end of the third power member, the third power member is connected to the base, the push clamp block is provided with a first inclined surface, and the pushing block is provided with a second inclined surface. The third power member is used to drive the pushing block to push the push clamp block so that the second inclined surface contacts the first inclined surface, thereby making the push clamp block close to the load-bearing plate. The first inclined surface and the second inclined surface are provided for cooperation, and the second inclined surface facilitates the change of the force direction, so that the installation saves more space.

[0009] According to some embodiments of the utility model, it also includes a conveying mechanism, which includes: a support block connected to the base; a motor connected to the support block; a feeding drum connected to the output end of the motor, a plurality of workpiece slots are provided on the outer peripheral wall of the feeding drum, the workpiece slots extend along the axial direction of the feeding drum, and the plurality of workpiece slots are distributed around the circumference of the feeding drum, the feeding drum rotates to align the workpiece slots between the first clamping block and the second clamping block; a second cylinder connected to the support block; a push block, transmission-connected to the second cylinder, the second cylinder is used to drive the push block to push the workpiece to be milled in the workpiece slot, so that the workpiece to be milled is placed on the first clamping block and, the set workpiece slots facilitate the loading and conveying of multiple workpieces to be milled.

[0010] According to some embodiments of the utility model, a loading mechanism is also included, which includes: a material storage trough, which is arranged on the base, and the material storage trough is used to store the workpiece to be milled. The lower end of the material storage trough is provided with a discharge port, and the discharge port is used to align with the workpiece slot; a first cylinder, which is connected to the base; a pushing piece, which is transmission-connected to the first cylinder, and the first cylinder is used to drive the pushing piece to be inserted into the material storage trough, so as to push the workpiece at the lower end of the material storage trough from the discharge port to the workpiece slot. The set pushing piece facilitates pushing the workpiece to be milled in the material storage trough to the workpiece slot.

[0011] According to some embodiments of the utility model, the first clamping block is connected to the load-bearing plate through a waist-shaped hole and a pin, and the second clamping block is connected to the push-clamping block through a waist-shaped hole and a pin, and the waist-shaped hole and the pin are used to adjust and lock the relative position between the first clamping block and the second clamping block.

[0012] According to some embodiments of the present utility model, the avoidance portion is provided with a rounded corner structure, and the rounded corner structure is used to guide the workpiece to be milled to slide under the pressing block.

[0013] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0015] Figure 1 Schematic diagram of the trocar slotting device according to the embodiment of the utility model Figure 1 ;

[0016] Figure 2 Schematic diagram of the trocar slotting device according to the embodiment of the utility model Figure 2 ;

[0017] Figure 3 for Figure 1 The structural schematic diagram of the feeding mechanism and the conveying mechanism is shown;

[0018] Figure 4 for Figure 1 The structural schematic diagram of the milling mechanism shown;

[0019] Figure 5 for Figure 1 The structure of the clamping mechanism is shown Figure 1 ;

[0020] Figure 6 for Figure 1 The structure of the clamping mechanism is shown Figure 2 ;

[0021] Figure 7 for Figure 1 A schematic diagram of the structure of the first clamping block and the second clamping block is shown;

[0022] Figure 8 for Figure 1 An exploded view of the clamp block and push block is shown.

[0023] Base 100, support plate 120, first power member 130, lower slide rail 140;

[0024] Clamping mechanism 200, load-bearing plate 210, connecting column 211;

[0025] Push-clamp step 211a, push-clamp block 220, first inclined surface 221;

[0026] A first clamping block 230, a second clamping block 240, and a second power member 250;

[0027] The pressing block 260, the avoiding portion 261, the rounded structure 261a, and the pushing block 270;

[0028] Milling mechanism 300, mounting seat 310, third power member 320;

[0029] Rotating module 330, milling cutter 331;

[0030] Feeding mechanism 400, material storage tank 410, material outlet 411, first cylinder 420, material pushing piece 430;

[0031] Conveying mechanism 500, supporting block 510, motor 520, feeding drum 530;

[0032] Workpiece clamping slot 531 , second cylinder 540 , push block 550 , and workpiece 600 to be milled. DETAILED DESCRIPTION

[0033] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0034] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0035] In the description of the present utility model, the meaning of "several" is one or more, the meaning of "more" is two or more, the meaning of "greater than", "less than", "exceed" etc. is not inclusive of the number, and the meaning of "above", "below", "within" etc. is inclusive of the number. If there is a description of the first or the third, it is only used to distinguish the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0036] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0037] Reference Figures 1 to 8 A trocar slotting device, comprising: a base 100, a clamping mechanism 200 and a milling mechanism 300; the clamping mechanism 200 comprises a bearing plate 210, a push clamping block 220, a first clamping block 230, a second clamping block 240, a second power member 250 and a pressing block 260, the bearing plate 210 is connected to the base 100, the push clamping block 220 is connected to a connecting column 211, the connecting column 211 is provided with a push clamping step 211a, the push clamping step 211a abuts against the bearing plate 210, the push clamping block 220 is connected to a connecting column 211, and the push clamping step 211a abuts against the bearing plate 210. The plate 210, the push clamp block 220 is sleeved on the connecting column 211, the first clamp block 230 is connected to the load-bearing plate 210, the second clamp block 240 is connected to the push clamp block 220, the first clamp block 230 and the second clamp block 240 are used to clamp the workpiece 600 to be milled, the second power member 250 is connected to the push clamp block 220, the push clamp block 220 is used to cooperate with the load-bearing plate 210 to clamp the workpiece 600 to be milled between the first clamp block 230 and the second clamp block 240, and the pressing block 260 is connected to the workpiece 600 to be milled between the first clamp block 230 and the second clamp block 240. shaped hole and pin connecting base 100, the pressing block 260 is also provided with an avoidance portion 261, the avoidance portion 261 is used to stop the workpiece 600 to be milled, thereby positioning the workpiece 600 to be milled to a predetermined position; the milling mechanism 300 is slidably connected to the base 100, so that the milling mechanism 300 mills the workpiece 600 to be milled on the first clamping block 230 and the second clamping block 240 according to a predetermined trajectory. The clamping mechanism 200 is provided to adjust the force and unloading of the workpiece 600 to be milled. When the first clamping block 230 is pushed toward the second clamping block 240, the workpiece 600 to be milled between the first clamping block 230 and the second clamping block 240 is clamped. The milling mechanism 300 is provided while milling the workpiece 600 to be milled. By changing the relative position between the first clamping block 230 and the second clamping block 240, different workpieces to be milled 600 are replaced, and grooves of similar shapes are efficiently milled. It can be understood that a plurality of connecting columns 211 are provided.

[0038] In some embodiments, the milling mechanism 300 includes: a mounting seat 310, which is vertically slidably connected to the base 100; a third power member 320, which is arranged on the mounting seat 310; a rotating module 330, which is connected to the mounting seat 310, and one end of the rotating module 330 is transmission-connected to a milling cutter 331, and the other end of the rotating module 330 is transmission-connected to the third power member 320. The third power member 320 is used to drive the milling cutter 331 on the rotating module 330 to rotate, so that the milling cutter 331 mills the workpiece 600 to be milled between the first clamping block 230 and the second clamping block 240. The setting of the rotating module 330 facilitates integrated assembly. It can be understood that the third power member 320 can be set as a linear cylinder to facilitate moving the milling cutter 331 to the milling groove position.

[0039] In some embodiments, it also includes a support plate 120 and a first power member 130. The mounting base 310 is vertically slidably connected to the support plate 120. The support plate 120 is slidably connected to the base 100 in the left-right direction. The first power member 130 is arranged on the base 100. The first power member 130 is transmission-connected to the support plate 120. The first power member 130 is used to drive the support plate 120 to slide. The arranged support plate 120 is convenient for installation. It can be understood that the first power member 130 can be arranged as a thin linear cylinder or a hydraulic cylinder.

[0040] According to some embodiments of the utility model, the clamping mechanism 200 also includes a pushing block 270 and a second power member 250, the pushing block 270 is connected to the output end of the second power member 250, the second power member 250 is connected to the base 100, the push clamp block 220 is provided with a first inclined surface 221, the pushing block 270 is provided with a second inclined surface 271, the second power member 250 is used to drive the pushing block 270 to push the push clamp block 220, so that the second inclined surface 271 contacts the first inclined surface 221, thereby making the push clamp block 220 close to the load-bearing plate 210, the first inclined surface 221 and the second inclined surface 271 are provided for cooperation, and the second inclined surface 271 facilitates changing the direction of force application, so that the installation saves more space. It can be understood that the second power member 250 is set as a telescopic cylinder or a linear cylinder.

[0041] In some embodiments, a conveying mechanism 500 is also included, and the conveying mechanism 500 includes: a support block 510 connected to the base 100; a motor 520 connected to the support block 510; a feeding drum 530 connected to the output end of the motor 520, and a plurality of workpiece clamping grooves 531 are opened on the outer peripheral wall of the feeding drum 530, and the workpiece clamping grooves 531 extend along the axial direction of the feeding drum, and the plurality of workpiece clamping grooves 531 are distributed around the circumference of the feeding drum, and the feeding drum 530 rotates to align the workpiece clamping grooves 531 with the first clamping block 230 and the second The second cylinder 540 is connected to the support block 510; the push block 550 is connected to the second cylinder 540 in a transmission manner. The second cylinder 540 is used to drive the push block 550 to push the workpiece 600 to be milled in the workpiece slot 531, so that the workpiece 600 to be milled is placed on the first clamping block 230 and the workpiece slot 531 is set to facilitate the loading and transportation of multiple workpieces 600 to be milled. It can be understood that a buffer spring can be set on the push block 550 to facilitate buffering the impact force generated when the second cylinder 540 is started.

[0042] In some embodiments, a loading mechanism 400 is also included, which includes: a storage trough 410, which is arranged on the base 100, the storage trough 410 is used to store the workpiece 600 to be milled, and a discharge port 411 is arranged at the lower end of the storage trough 410, and the discharge port 411 is used to align with the workpiece slot 531; a first cylinder 420, which is connected to the base 100; a pushing piece 430, which is transmission-connected to the first cylinder 420, and the first cylinder 420 is used to drive the pushing piece 430 to be inserted into the storage trough 410, so as to push the workpiece at the lower end of the storage trough 410 from the discharge port 411 to the workpiece slot 531. The set pushing piece 430 facilitates pushing the workpiece 600 to be milled in the storage trough 410 to the workpiece slot. It should be noted that the first cylinder 420 is arranged as a double-axis cylinder. In addition, the storage trough 410 is also provided with a limiting guide rod to limit the loading position of the workpiece 600 to be milled.

[0043] In some embodiments, the first clamp block 230 is connected to the load-bearing plate 210 through a waist-shaped hole and a pin, and the second clamp block 240 is connected to the push clamp block 220 through a waist-shaped hole and a pin. The waist-shaped hole and the pin are used to adjust and lock the relative position between the first clamp block 230 and the second clamp block 240.

[0044] In some embodiments, the avoidance portion 261 is provided with a rounded corner structure 261 a, and the rounded corner structure 261 a is used to guide the workpiece 600 to be milled to slide under the pressing block 260 .

[0045] In some embodiments, a downward guide rail 140 is further provided to facilitate unloading of the processed workpiece.

[0046] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A trocar slotting device, characterized in that: include: Base (100); The clamping mechanism (200) comprises a load-bearing plate (210), a pushing and clamping block (220), a first clamping block (230), a second clamping block (240) and a pressing block (260), wherein the load-bearing plate (210) is connected to the base (100), the pushing and clamping block (220) is connected to a connecting column (211), the connecting column (211) is provided with a pushing and clamping step (211a), the pushing and clamping step (211a) abuts against the load-bearing plate (210), the pushing and clamping block (220) is sleeved on the connecting column (211), the first clamping block (230) is connected to the load-bearing plate (210), and the second clamping block (240) is connected to the connecting column (211). 0) connecting the push clamp block (220), the first clamp block (230) and the second clamp block (240) being used to clamp the workpiece (600) to be milled, the push clamp block (220) being used to cooperate with the bearing plate (210) to clamp the workpiece (600) to be milled between the first clamp block (230) and the second clamp block (240), the pressing block (260) being connected to the base (100) via a waist-shaped hole and a pin, the pressing block (260) being further provided with an avoidance portion (261), the avoidance portion (261) being used to stop the workpiece (600) to be milled, thereby positioning the workpiece (600) to be milled to a predetermined position; A milling mechanism (300) is slidably connected to the base (100), so that the milling mechanism (300) mills the workpiece (600) to be milled on the first clamping block (230) and the second clamping block (240) according to a predetermined trajectory.

2. A trocar slotting device according to claim 1, characterized in that: The milling mechanism (300) comprises: A mounting seat (310) slidably connected to the base (100) in a vertical direction; A third power member (320) is arranged on the mounting seat (310); A rotating module (330) is connected to the mounting seat (310); one end of the rotating module (330) is transmission-connected to a milling cutter (331); the other end of the rotating module (330) is transmission-connected to the third power member (320); the third power member (320) is used to drive the milling cutter (331) on the rotating module (330) to rotate, so that the milling cutter (331) mills the workpiece (600) to be milled between the first clamping block (230) and the second clamping block (240).

3. A trocar slotting device according to claim 2, characterized in that: The invention also comprises a support plate (120) and a first power member (130); the mounting seat (310) is connected to the support plate (120) in a vertical sliding manner; the support plate (120) is connected to the base (100) in a left-right sliding manner; the first power member (130) is arranged on the base (100); the first power member (130) is connected to the support plate (120) in a transmission manner; and the first power member (130) is used to drive the support plate (120) to slide.

4. A trocar slotting device according to claim 1, characterized in that: The clamping mechanism (200) further comprises a pushing block (270) and a second power member (250), wherein the pushing block (270) is connected to the output end of the second power member (250), the second power member (250) is connected to the base (100), the pushing and clamping block (220) is provided with a first inclined surface (221), the pushing block (270) is provided with a second inclined surface (271), and the second power member (250) is used to drive the pushing block (270) to push the pushing and clamping block (220) so that the second inclined surface (271) contacts the first inclined surface (221), thereby making the pushing and clamping block (220) close to the bearing plate (210).

5. A trocar slotting device according to claim 1, characterized in that: The invention also comprises a conveying mechanism (500), wherein the conveying mechanism (500) comprises: A support block (510), connected to the base (100); A motor (520) connected to the support block (510); A feeding drum (530) is connected to the output end of the motor (520), a plurality of workpiece clamping grooves (531) are provided on the outer peripheral wall of the feeding drum (530), the workpiece clamping grooves (531) extend along the axial direction of the feeding drum, and the plurality of workpiece clamping grooves (531) are distributed around the circumference of the feeding drum, and the feeding drum (530) rotates so that the workpiece clamping grooves (531) are aligned between the first clamping block (230) and the second clamping block (240); A second cylinder (540), connected to the support block (510); The push block (550) is transmission-connected to the second cylinder (540), and the second cylinder (540) is used to drive the push block (550) to push the workpiece (600) to be milled in the workpiece clamping groove (531), so that the workpiece (600) to be milled is placed on the first clamping block (230).

6. A trocar slotting device according to claim 5, characterized in that: The invention also comprises a feeding mechanism (400), wherein the feeding mechanism (400) comprises: A material storage trough (410) is arranged on the base (100), the material storage trough (410) is used to store the workpiece (600) to be milled, and a discharge port (411) is arranged at the lower end of the material storage trough (410), and the discharge port (411) is used to align with the workpiece clamping slot (531); A first cylinder (420) connected to the base (100); The push piece (430) is transmission-connected to the first cylinder (420), and the first cylinder (420) is used to drive the push piece (430) to be inserted into the storage trough (410), thereby pushing the workpiece at the lower end of the storage trough (410) from the discharge port (411) to the workpiece clamping slot (531).

7. A trocar slotting device according to claim 1, characterized in that: The first clamping block (230) is connected to the load-bearing plate (210) via a waist-shaped hole and a pin, and the second clamping block (240) is connected to the push clamping block (220) via a waist-shaped hole and a pin, and the waist-shaped hole and the pin are used to adjust and lock the relative position between the first clamping block (230) and the second clamping block (240).

8. A trocar slotting device according to claim 1, characterized in that: The avoidance portion (261) is provided with a rounded corner structure (261a), and the rounded corner structure (261a) is used to guide the workpiece to be milled to slide under the pressing block (260).

Images