Semi-automatic laser spot welding machine for false tooth machining

Abstract

The utility model discloses a semi-automatic laser spot welding machine for false tooth machining, and particularly relates to the technical field of false tooth machining, the semi-automatic laser spot welding machine comprises a protective outer frame, a mounting top plate is fixedly mounted at the top of the inner side of the protective outer frame, a spot welding mechanism is fixedly mounted at the bottom end of the mounting top plate, and a positioning piece is fixedly mounted on the inner lower wall of the protective outer frame; the spot welding mechanism comprises a first linear electric cylinder, the first linear electric cylinder is fixedly mounted at the bottom end of the mounting top plate, a second linear electric cylinder is fixedly mounted at the driving end of the first linear electric cylinder, the second linear electric cylinder and the first linear electric cylinder are perpendicularly arranged, and a connecting frame is fixedly mounted at the driving end of the second linear electric cylinder. According to the false tooth spot welding device, the false tooth is clamped and positioned through the positioning piece and the two positioning clamps, compared with a traditional mode that a false tooth metal part is manually held by hand to be welded, the hand of a worker cannot be affected in the welding process, and the spot welding effect of the false tooth is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of denture processing, in particular to a semi-automatic laser spot welding machine for denture processing. Background Art

[0002] Denture processing refers to the production of dentures through professional technology according to the patient's oral condition and needs to replace missing teeth or restore oral function. It requires a series of processes such as oral examination, formulation of personalized treatment plan, impression taking, design, processing, and debugging;

[0003] Laser spot welding machines are needed to weld metal parts during denture processing. Traditional denture laser spot welding is mostly done by manually holding the denture metal parts, which can easily affect the workers' hands during welding. Therefore, we propose a semi-automatic laser spot welding machine for denture processing to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a semi-automatic laser spot welding machine for denture processing to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a semi-automatic laser spot welding machine for denture processing, comprising a protective outer frame, a mounting top plate is fixedly installed on the inner top of the protective outer frame, a spot welding mechanism is fixedly installed on the bottom end of the mounting top plate, and a positioning piece is fixedly installed on the inner lower wall of the protective outer frame;

[0006] The spot welding mechanism comprises a first linear electric cylinder, which is fixedly mounted on the bottom end of the mounting top plate, a second linear electric cylinder is fixedly mounted on the driving end of the first linear electric cylinder, the second linear electric cylinder and the first linear electric cylinder are vertically arranged, a connecting frame is fixedly mounted on the driving end of the second linear electric cylinder, a mounting seat is fixedly mounted on the bottom end of the connecting frame, a laser spot welding head is fixedly mounted on the mounting seat, and a micro display probe is fixedly mounted on a side of the mounting seat close to the laser spot welding head;

[0007] The positioning member includes a positioning bottom frame and a positioning top frame, the positioning top frame is located above the positioning bottom frame, and two symmetrically distributed positioning clamps are provided on the top of the positioning top frame, a sliding protrusion is fixedly installed in the middle of the bottom end of the positioning clamp, and the positioning clamp is slidably connected to the middle of the positioning top frame, and a first bidirectional screw is rotatably installed in the middle of the positioning top frame, and the positioning clamp is threadedly installed on the outside of the first bidirectional screw.

[0008] Preferably, a protective tube is provided at the outer bottom of the laser spot welding head, a fixing seat is fixedly installed on the top of the protective tube, and the fixing seat is fixedly installed on the laser spot welding head.

[0009] Preferably, a first motor is fixedly mounted on the outer side of the positioning top frame, and a driving end of the first motor and one end of a first bidirectional screw are fixedly mounted.

[0010] Preferably, two symmetrically distributed lifting members are provided between the positioning bottom frame and the positioning top frame, and the lifting members include two symmetrically distributed bottom slides and two symmetrically distributed top slides, the bottom slides are slidably clamped on the top end of the positioning bottom frame, and the top slides are slidably clamped on the bottom end of the positioning top frame, and the top ends of the bottom slides are rotatably installed with connecting rods, the two connecting rods are cross-rotatably connected, and the top ends of the connecting rods are rotatably installed on the bottom ends of the corresponding top slides, and a second bidirectional screw is threadedly installed between the two bottom slides, and the second bidirectional screw is rotatably installed on the positioning bottom frame.

[0011] Preferably, one end of the two second bidirectional screws extends out of the outside of the positioning bottom frame and is fixedly installed with a sprocket transmission group, which includes two sprockets and chains meshed on the outside of the two sprockets, and the two sprockets are respectively fixedly installed at one end of the second bidirectional screw.

[0012] Preferably, a protective cover is fixedly installed on the side of the outer wall of the positioning bottom frame close to the sprocket transmission group, the sprocket transmission group is located in the protective cover, a second motor is fixedly installed on the outside of the protective cover, and the driving end of the second motor and one end of one of the second bidirectional screws are fixedly installed.

[0013] Preferably, a door frame is installed on the side hinge of the protective outer frame, and an observation window is fixedly provided on the outer side of the protective outer frame adjacent to the door frame; a through groove is provided at the bottom of the protective outer frame on the same side of the observation window.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] 1. By setting the positioning parts and using two positioning clamps to clamp and position the denture, compared with the traditional manual hand-held denture metal parts welding, the welding will not affect the hands of the staff, thus improving the spot welding effect of the denture.

[0016] 2. By setting the positioning parts and using the spot welding mechanism and the protective outer frame, it is convenient for the laser spot welding head in the protective outer frame to perform spot welding on different positions of the denture, thereby improving the spot welding efficiency of the denture and preventing pollution to the external environment during the denture spot welding process. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the structure of the utility model.

[0019] Figure 2 It is a schematic diagram of the structural connection after the utility model is disassembled.

[0020] Figure 3 It is a schematic diagram of the structural connection of the positioning member in the utility model.

[0021] Figure 4 It is a schematic diagram of the structural connection of the spot welding mechanism in the utility model.

[0022] In the figure: 1. protective outer frame; 2. mounting top plate; 3. spot welding mechanism; 4. positioning piece; 5. door frame; 6. observation window; 7. through groove; 41. positioning bottom frame; 42. positioning top frame; 43. bottom slide seat; 44. top slide seat; 45. connecting rod; 46. second bidirectional screw; 461. sprocket transmission group; 462. protective cover; 463. second motor; 47. positioning clamp; 471. sliding protrusion; 48. first bidirectional screw; 481. first motor; 31. first linear cylinder; 32. second linear cylinder; 33. connecting frame; 34. mounting seat; 35. laser spot welding head; 36. micro display probe; 37. protective tube; 371. fixing seat. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] Example: Figure 1-4As shown, the utility model provides a semi-automatic laser spot welding machine for denture processing, comprising a protective outer frame 1, a mounting top plate 2 is fixedly installed on the inner top of the protective outer frame 1, a spot welding mechanism 3 is fixedly installed on the bottom end of the mounting top plate 2, and a positioning piece 4 is fixedly installed on the inner lower wall of the protective outer frame 1; a door frame 5 is installed on the side end hinge of the protective outer frame 1, and an observation window 6 is fixedly provided on the outer side of the protective outer frame 1 adjacent to the door frame 5; a through groove 7 is provided at the bottom of the protective outer frame 1 on the same side of the observation window 6, and the denture to be spot welded is placed on the positioning piece 4 in the protective outer frame 1 by opening the door frame 5, and the spot welding processing effect of the denture in the protective outer frame 1 is observed through the observation window 6, and the user's hand penetrates into the protective outer frame 1 through the through groove 7 to manually switch the denture adjustment position; by setting the protective outer frame 1, the denture is spot welded in the protective outer frame 1 to prevent pollution to the external environment during the denture spot welding processing.

[0025] The spot welding mechanism 3 includes a first linear electric cylinder 31, which is fixedly mounted on the bottom end of the mounting top plate 2, a second linear electric cylinder 32 is fixedly mounted on the driving end of the first linear electric cylinder 31, the second linear electric cylinder 32 and the first linear electric cylinder 31 are vertically arranged, a connecting frame 33 is fixedly mounted on the driving end of the second linear electric cylinder 32, a mounting seat 34 is fixedly mounted on the bottom end of the connecting frame 33, a laser spot welding head 35 is fixedly mounted on the mounting seat 34, and a laser spot welding head 35 is fixedly mounted on one side of the mounting seat 34 close to the laser spot welding head 35. A micro-display probe 36 is installed, and the first linear electric cylinder 31 and the second linear electric cylinder 32 are controlled to drive the mounting seat 34, the laser spot welding head 35 and the micro-display probe 36 to move in the X-axis and Y-axis directions of the horizontal plane, and the positions of the laser spot welding head 35 and the micro-display probe 36 are flexibly adjusted, so that the laser spot welding head 35 can perform spot welding processing on different positions of the denture, thereby improving the spot welding processing efficiency of the denture, and the micro-display probe 36 can be used to perform micro-camera processing on the spot welding position to observe the spot welding effect of the denture;

[0026] The positioning member 4 includes a positioning bottom frame 41 and a positioning top frame 42. The positioning top frame 42 is located above the positioning bottom frame 41. Two positioning clips 47 are symmetrically arranged at the top of the positioning top frame 42. A card sliding protrusion 471 is fixedly installed at the middle of the bottom end of the positioning clip 47. The positioning clip 47 is slidably connected to the middle of the positioning top frame 42. A first bidirectional screw 48 is rotatably installed in the middle of the positioning top frame 42. The positioning clip 47 is threadedly installed on the outside of the first bidirectional screw 48. A first motor 481 is fixedly installed on the outside of the positioning top frame 42. The driving end of a motor 481 and one end of a first bidirectional screw 48 are fixedly installed. When in use, the denture is placed on the top of the positioning top frame 42, and the denture is located between the two positioning clamps 47. The first motor 481 is controlled to start and drive the first bidirectional screw 48 to rotate, thereby driving the sliding protrusions 471 and the positioning clamps 47 on both sides to move toward each other. The denture is clamped and positioned by the two positioning clamps 47. Compared with the traditional manual hand-held welding of denture metal parts, the welding will not affect the hands of the staff, thereby improving the spot welding effect of the denture.

[0027] A protective tube 37 is provided at the outer bottom of the laser spot welding head 35, and a fixing seat 371 is fixedly installed on the top of the protective tube 37. The fixing seat 371 is fixedly installed on the laser spot welding head 35. By providing the protective tube 37, the end of the laser spot welding head 35 is isolated and protected to prevent sparks from splashing during spot welding.

[0028] Two lifting members are symmetrically arranged between the positioning bottom frame 41 and the positioning top frame 42. The lifting members include two symmetrically arranged bottom slides 43 and two symmetrically arranged top slides 44. The bottom slides 43 are slidably connected to the top of the positioning bottom frame 41, and the top slides 44 are slidably connected to the bottom end of the positioning top frame 42. The tops of the bottom slides 43 are rotatably installed with connecting rods 45. The two connecting rods 45 are cross-rotatably connected. The tops of the connecting rods 45 are rotatably installed on the bottom ends of the corresponding top slides 44. A second threaded member is installed between the two bottom slides 43. The bidirectional screw 46 is rotatably mounted on the positioning bottom frame 41; one end of the two second bidirectional screws 46 extends out of the outer side of the positioning bottom frame 41 and is fixedly mounted with a sprocket transmission group 461, the sprocket transmission group 461 includes two sprockets and a chain meshed on the outer sides of the two sprockets, and the two sprockets are respectively fixedly mounted on one end of the second bidirectional screw 46; a protective cover 462 is fixedly mounted on one side of the outer wall of the positioning bottom frame 41 close to the sprocket transmission group 461, the sprocket transmission group 461 is located in the protective cover 462, and the protective cover 4 A second motor 463 is fixedly installed on the outer side of 62, and the driving end of the second motor 463 and one end of one of the second bidirectional screws 46 are fixedly installed. After positioning, the second motor 463 is controlled to be turned on to drive one of the second bidirectional screws 46 to rotate, and cooperate with the transmission of the sprocket transmission group 461 to drive the other second bidirectional screw 46 to rotate synchronously, thereby driving the corresponding two bottom slides 43 to move toward each other, and cooperate with the cross-rotation connection of the two connecting rods 45 to drive the positioning top frame 42 to move upward. On the contrary, the second motor 463 is controlled to be turned on to drive one of the second bidirectional screws 46 to rotate in the opposite direction, and cooperate with the transmission of the sprocket transmission group 461 to drive the other second bidirectional screw 46 to rotate in the opposite direction synchronously, thereby driving the corresponding two bottom slides 43 to move back to each other, and cooperate with the cross-rotation connection of the two connecting rods 45 to drive the positioning top frame 42 to move downward, thereby driving the positioned denture to rise and fall in the Z-axis of the vertical plane, and cooperate with the X-axis and Y-axis movement of the laser spot welding head 35 and the micro display probe 36 in the horizontal plane to perform spot welding processing on different positions of the denture.

[0029] Working principle: When in use, by opening the door frame 5, the denture to be spot-welded is placed on the positioning piece 4 in the protective outer frame 1, and the user's hand passes through the through slot 7 into the protective outer frame 1 to manually adjust the position of the denture. The denture is located between the two positioning clamps 47, and the first motor 481 is controlled to start and drive the first bidirectional screw 48 to rotate, driving the two side sliding protrusions 471 and the positioning clamps 47 to move toward each other, and the denture is clamped and positioned by the two positioning clamps 47;

[0030] Subsequently, the first linear electric cylinder 31 and the second linear electric cylinder 32 are controlled to drive the mounting seat 34, the laser spot welding head 35 and the micro display probe 36 to move in the X-axis direction and the Y-axis direction of the horizontal plane, so as to flexibly adjust the positions of the laser spot welding head 35 and the micro display probe 36;

[0031] At the same time, the second motor 463 is controlled to start and drive one of the second bidirectional screws 46 to rotate, and the transmission of the sprocket transmission group 461 is cooperated to drive the other second bidirectional screw 46 to rotate synchronously, thereby driving the corresponding two bottom slides 43 to move toward each other, and cooperating with the cross-rotation connection of the two connecting rods 45 to drive the positioning top frame 42 to move upward. On the contrary, the positioning top frame 42 is controlled to move downward, driving the positioned denture to rise and fall upward in the Z-axis of the vertical plane, and cooperating with the laser spot welding head 35 and the micro display probe 36 to move in the horizontal X-axis and Y-axis directions, spot welding is performed on different positions of the denture, thereby improving the spot welding efficiency of the denture.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A semi-automatic laser spot welding machine for denture processing, comprising a protective outer frame (1), characterized in that: A mounting top plate (2) is fixedly mounted on the inner top of the protective outer frame (1), a spot welding mechanism (3) is fixedly mounted on the bottom end of the mounting top plate (2), and a positioning member (4) is fixedly mounted on the inner lower wall of the protective outer frame (1); The spot welding mechanism (3) comprises a first linear electric cylinder (31), the first linear electric cylinder (31) being fixedly mounted on the bottom end of the mounting top plate (2), a second linear electric cylinder (32) being fixedly mounted on the driving end of the first linear electric cylinder (31), the second linear electric cylinder (32) and the first linear electric cylinder (31) being arranged vertically, a connecting frame (33) being fixedly mounted on the driving end of the second linear electric cylinder (32), a mounting seat (34) being fixedly mounted on the bottom end of the connecting frame (33), a laser spot welding head (35) being fixedly mounted on the mounting seat (34), and a micro display probe (36) being fixedly mounted on a side of the mounting seat (34) close to the laser spot welding head (35); The positioning member (4) comprises a positioning bottom frame (41) and a positioning top frame (42). The positioning top frame (42) is located above the positioning bottom frame (41). Two symmetrically distributed positioning clips (47) are provided at the top of the positioning top frame (42). A locking protrusion (471) is fixedly installed at the middle of the bottom end of the positioning clip (47). The positioning clip (47) is slidably locked in the middle of the positioning top frame (42). A first bidirectional screw (48) is rotatably installed in the middle of the positioning top frame (42). The positioning clip (47) is threadedly installed on the outside of the first bidirectional screw (48).

2. A semi-automatic laser spot welding machine for denture processing according to claim 1, characterized in that: A protective tube (37) is provided at the bottom of the outer side of the laser spot welding machine head (35); a fixing seat (371) is fixedly mounted on the top of the protective tube (37); and the fixing seat (371) is fixedly mounted on the laser spot welding machine head (35).

3. The semi-automatic laser spot welding machine for denture processing according to claim 1 is characterized in that: A first motor (481) is fixedly mounted on the outer side of the positioning top frame (42), and a driving end of the first motor (481) and one end of a first bidirectional screw rod (48) are fixedly mounted.

4. The semi-automatic laser spot welding machine for denture processing according to claim 1 is characterized in that: Two lifting members are symmetrically arranged between the positioning bottom frame (41) and the positioning top frame (42), and the lifting members include two symmetrically arranged bottom slides (43) and two symmetrically arranged top slides (44), the bottom slides (43) are slidably clamped on the top end of the positioning bottom frame (41), and the top slides (44) are slidably clamped on the bottom end of the positioning top frame (42), and the top ends of the bottom slides (43) are rotatably mounted with connecting rods (45), the two connecting rods (45) are cross-rotatably connected, and the top ends of the connecting rods (45) are rotatably mounted on the bottom ends of the corresponding top slides (44), and a second bidirectional screw (46) is threadedly mounted between the two bottom slides (43), and the second bidirectional screw (46) is rotatably mounted on the positioning bottom frame (41).

5. A semi-automatic laser spot welding machine for denture processing according to claim 4, characterized in that: One end of the two second bidirectional screws (46) extends out of the outer side of the positioning bottom frame (41) and is fixedly mounted with a sprocket transmission group (461), the sprocket transmission group (461) comprising two sprockets and a chain meshed on the outer sides of the two sprockets, the two sprockets being respectively fixedly mounted on one end of the second bidirectional screw (46).

6. A semi-automatic laser spot welding machine for denture processing according to claim 5, characterized in that: A protective cover (462) is fixedly mounted on a side of the outer wall of the positioning bottom frame (41) close to the sprocket drive group (461); the sprocket drive group (461) is located in the protective cover (462); a second motor (463) is fixedly mounted on the outer side of the protective cover (462); a driving end of the second motor (463) and one end of one of the second bidirectional screw rods (46) are fixedly mounted.

7. The semi-automatic laser spot welding machine for denture processing according to claim 1 is characterized in that: A door frame (5) is installed on the side hinge of the protective outer frame (1), and an observation window (6) is fixedly provided on the outer side of the protective outer frame (1) adjacent to the door frame (5).

8. The semi-automatic laser spot welding machine for denture processing according to claim 7, characterized in that: A through groove (7) is provided at the bottom of the protective outer frame (1) on the same side as the observation window (6).

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