Semi-automatic winding machine

Abstract

The utility model discloses a kind of semi-automatic winding machines, relate to winding equipment technical field, including: machine table, material storage mechanism, feeding mechanism, line cutting mechanism, workpiece fixing mechanism and the driving mechanism for driving workpiece rotation at workpiece fixing mechanism are provided on the machine table;The utility model uses, workpiece is fixed by workpiece fixing mechanism, resistance wire from material storage mechanism is guided to workpiece at workpiece fixing mechanism by material storage mechanism for supplying line to feeding mechanism, resistance wire end portion can be fixed on workpiece by hand or mechanically by feeding mechanism, then driving mechanism drives workpiece rotation at workpiece fixing mechanism, winding is carried out, when winding ends, line cutting mechanism is cut off resistance wire between feeding mechanism and workpiece fixing mechanism, workpiece can be taken down at this time, winding is completed, during winding process, degree of automation is higher, winding efficiency is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to a winding equipment technical field, concretely is a kind of semi-automatic winding machine. BACKGROUND

[0002] Resistance wire is the electric wire made of alloy wire with large resistance.

[0003] The winding of resistance wire in prior art is partly wound by artificial, and the winding efficiency is low, and hand is easily cut, another part is wound by using auxiliary tool, but still needs artificial to arrange wire, send wire, it is very inconvenient, so a kind of semi-automatic winding machine is needed. UTILITY MODEL CONTENT

[0004] In view of the problems existing in prior art, the utility model solves the problems by the following technical structure.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of semi-automatic winding machine, it include: machine table, the material storage mechanism, the feeding mechanism, the line cutting mechanism, workpiece fixing mechanism and the drive mechanism for driving workpiece fixing mechanism place workpiece rotation are set on the machine table;

[0007] The material storage mechanism is used to supply wire to the feeding mechanism, the feeding mechanism is used to guide resistance wire to workpiece in workpiece fixing mechanism, and the line cutting mechanism is used to cut resistance wire between feeding mechanism and workpiece fixing mechanism.

[0008] It is further characterized in that,

[0009] The material storage mechanism includes wire reel holder for placing wire reel and guide wheel arranged on the wire reel holder near the feeding mechanism side.

[0010] The feeding mechanism includes sliding seat arranged on the machine table, guide wheel group arranged on the sliding seat, guide nozzle arranged on the sliding seat, and the guide wheel group and guide nozzle are arranged on the two sides of the sliding seat respectively.

[0011] The guide wheel group includes two horizontally arranged guide wheels, the guide nozzle is provided with guide hole, and the wire outlet of the guide nozzle faces the workpiece fixing mechanism side.

[0012] The feeding mechanism further includes first straight line module, the sliding seat is arranged on the first straight line module, and the first straight line module is used to drive the transverse movement of the sliding seat.

[0013] The feeding mechanism further includes carrier and first air cylinder, the carrier is slidably arranged on the sliding seat, the first air cylinder is used to drive the carrier to approach or away from workpiece fixing mechanism, and the guide nozzle is arranged on the carrier.

[0014] The cutting mechanism comprises pneumatic scissors and a second driving member, the pneumatic scissors are suspended above the guide nozzle, and the second driving member is used for driving the pneumatic scissors to make lifting movement.

[0015] The workpiece fixing mechanism comprises a mounting seat and two clamping assemblies arranged on the mounting seat.

[0016] The clamping assembly comprises a sleeve rod, a top rod slidingly arranged inside the sleeve rod, a clamping plate elastic member and a third driving member, the two sleeve rods are coaxially and oppositely arranged, a fixed space is formed between the two sleeve rods, and the end of the two sleeve rods close to each other is provided with an upward first clamping end face.

[0017] The clamping plate is rotationally arranged at the end of the sleeve rod close to the fixed space, one end of the clamping plate extends above the clamping end face, the side of the one end of the clamping plate close to the clamping end face is a second clamping end face, a workpiece clamping space is formed between the second clamping end face and the first clamping end face, the elastic member is arranged between the clamping plate and the sleeve rod, and the elastic member makes the clamping plate rotate, so that the included angle between the second clamping end face and the first clamping end face is increased.

[0018] The end of the top rod and the clamping plate close to each other is respectively provided with a first inclined surface and a second inclined surface, the second inclined surface abuts against the first inclined surface, so that the clamping plate rotates, and the included angle between the second clamping end face and the first clamping end face is reduced, and the third driving member is used for driving the top rod to make reciprocating movement in the sleeve rod.

[0019] The workpiece fixing mechanism further comprises a fixed seat and a movable seat arranged on the mounting seat, the movable seat is slidingly arranged on the mounting seat, the sliding direction of the movable seat is the direction close to or away from the fixed seat, and the two sleeve rods are respectively arranged on the fixed seat and the movable seat.

[0020] The mounting seat is provided with a rack, the extension direction of the rack is consistent with the sliding direction of the movable seat, a gear is rotationally arranged on the movable seat, and the gear is engaged with the rack.

[0021] The driving mechanism comprises a driven pulley, a synchronous belt, a driving pulley and a second motor, the driven pulley is sleeved on one of the sleeve rods, the second motor is arranged at the bottom of the mounting seat, the driving pulley is coaxially connected with the output end of the second motor, and the synchronous belt is sleeved on the driven pulley and the driving pulley.

[0022] The above structure of the utility model can achieve the following beneficial effects:

[0023] In use, the workpiece is fixed by the workpiece fixing mechanism, the storage mechanism is used to supply the resistance wire to the feeding mechanism, the feeding mechanism guides the resistance wire from the storage mechanism to the workpiece at the workpiece fixing mechanism, the end of the resistance wire can be fixed on the workpiece manually or mechanically, and then the driving mechanism drives the workpiece at the workpiece fixing mechanism to rotate and wind, when the winding is completed, the cutting mechanism cuts the resistance wire between the feeding mechanism and the workpiece fixing mechanism, at this time, the workpiece can be taken down, the winding is completed, and the winding process has high automation and high winding efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a structural schematic diagram of the embodiment;

[0025] Figure 2 It is a structural schematic diagram of the feeding mechanism, the cutting mechanism, the workpiece fixing mechanism, the driving mechanism and the pressing mechanism in the embodiment;

[0026] Figure 3 It is a structural schematic diagram of the feeding mechanism, the cutting mechanism and the pressing mechanism in the embodiment;

[0027] Figure 4 It is a structural schematic diagram of the feeding mechanism, the cutting mechanism and the pressing mechanism in the embodiment from another perspective;

[0028] Figure 5 It is a structural schematic diagram of the workpiece fixing mechanism and the driving mechanism in the embodiment;

[0029] Figure 6 It is a structural schematic diagram of the sleeve rod, the jacking rod and the clamping plate in the embodiment.

[0030] In the figure: 1, machine table; 2, storage mechanism; 21, wire reel rack; 22, wire guide wheel; 3, feeding mechanism; 31, sliding seat; 32, guide nozzle; 33, guide wheel; 34, first sliding rail; 35, lead screw; 36, carrier; 37, first air cylinder; 38, slot-shaped optical coupler; 39, photoelectric baffle; 4, cutting mechanism; 41, pneumatic scissors; 5, workpiece fixing mechanism; 51, mounting seat; 52, sleeve rod; 53, jacking rod; 531, first inclined surface; 54, clamping plate; 541, second inclined surface; 55, fixed seat; 56, movable seat; 57, rack; 58, gear; 59, third air cylinder; 6, driving mechanism; 61, synchronous belt; 62, second motor; 7, pressing mechanism; 71, pressing head; 72, second air cylinder. DETAILED DESCRIPTION

[0031] In order to make the person skilled in the art better understand the technical scheme of the present application, the technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by the person skilled in the art without creative labor should belong to the protection scope of the present application.

[0032] It should be noted that the terms "comprising" and "having" and any variations thereof in the specification and claims of the present application and the above drawings are intended to cover non-exclusive inclusion, for example, a process, method, device, product or equipment comprising a series of steps or units does not have to be limited to the clearly listed steps or units, but can include other steps or units that are not clearly listed or inherent to the process, method, product or equipment.

[0033] The above and other embodiments of the present application will be described in detail below in conjunction with the drawings. Figures 1-6 The present application will be described in further detail.

[0034] Reference Figures 1-2 As shown in the drawings, a semi-automatic winding machine comprises a machine table 1, a material storage mechanism 2, a feeding mechanism 3, a wire cutting mechanism 4, a workpiece fixing mechanism 5 and a driving mechanism 6 for driving the workpiece at the workpiece fixing mechanism 5 to rotate, the material storage mechanism 2, the feeding mechanism 3, the wire cutting mechanism 4 and the workpiece fixing mechanism 5 are sequentially arranged on the machine table 1; in use, the workpiece is fixed by the workpiece fixing mechanism 5, the material storage mechanism 2 is used to supply the wire to the feeding mechanism 3, the feeding mechanism 3 guides the resistance wire from the material storage mechanism 2 to the workpiece at the workpiece fixing mechanism 5, the resistance wire end can be fixed on the workpiece manually or mechanically, then the driving mechanism 6 drives the workpiece at the workpiece fixing mechanism 5 to rotate, winding is performed, when the winding is completed, the wire cutting mechanism 4 cuts off the resistance wire between the feeding mechanism 3 and the workpiece fixing mechanism 5, at this time, the workpiece can be taken off, the winding is completed, and the degree of automation is high during winding, and the winding efficiency is high.

[0035] As Figure 1 shown, the material storage mechanism 2 comprises a wire reel rack 21 for placing a wire reel and a wire guide wheel 22 arranged on the side of the wire reel rack 21 close to the feeding mechanism 3, in use, the wire reel containing the resistance wire is placed on the wire reel rack 21, then the resistance wire end is guided through the wire guide wheel 22.

[0036] As Figure 3 and Figure 4As shown, the feeding mechanism 3 includes a sliding seat 31 arranged on the machine table 1, a guide wheel set arranged on the sliding seat 31, and a guide nozzle 32 arranged on the sliding seat 31, and the guide wheel set and the guide nozzle 32 are arranged on both sides of the sliding seat 31; the guide wheel set includes two guide wheels 33 arranged in parallel in the horizontal direction, the guide nozzle 32 is provided with a guide hole, and the outlet of the guide nozzle 32 is directed to the side of the workpiece fixing mechanism 5; thus, in use, the resistance wire passing through the guide wheel 22 is sequentially passed between the two guide wheels 33 and the guide nozzle 32, and since the guide nozzle 32 is directed to the side of the workpiece fixing mechanism 5, the feeding and guiding of the resistance wire are completed, and in order to limit the resistance wire, the two guide wheels 33 are each provided with a limiting groove, so that the resistance wire is limited in the two limiting grooves.

[0037] As shown in Figure 3 and Figure 4 Since the resistance wire is generally spirally wound on the workpiece, it is necessary to move the guide nozzle 32 along the spiral direction during the workpiece winding process, and in order to achieve this purpose, the feeding mechanism 3 further includes a first linear module, the sliding seat 31 is arranged on the first linear module, and the first linear module is used to drive the sliding seat 31 to move transversely (in the same direction as the winding direction of the resistance wire); wherein the first linear module includes a first sliding rail 34, a lead screw 35, and a first driving member, the sliding seat 31 is arranged on the first sliding rail 34, the bottom of the sliding seat 31 is provided with a connecting member, the connecting member is sleeved on the lead screw 35 and is threadedly connected with the lead screw 35, and the first driving member is used to drive the lead screw 35 to rotate (the first driving member can adopt a first motor, and the output end of the first motor is coaxially connected with the lead screw); thus, the first driving member drives the lead screw 35 to rotate, so that the connecting member threadedly connected with the lead screw 35 moves linearly, and the sliding seat 31 moves along the extension direction of the first sliding rail 34, thereby achieving the purpose of moving the guide nozzle 32 transversely to make the resistance wire wound on the workpiece uniformly, and in order to detect the movement of the sliding seat 31, a plurality of slot-shaped optical couplings 38 are arranged on one side of the first sliding rail 34, and a photoelectric baffle 39 adapted to the slot-shaped optical couplings 38 is arranged on the sliding seat 31; the slot-shaped optical couplings 38 can be selected to be three, which are respectively located at the middle position and the two side limit positions of the transverse movement of the sliding seat 31; when the photoelectric baffle 39 is placed at the corresponding slot-shaped optical coupling 38, the position of the sliding seat 31 can be known, and the next instruction can be given in time.

[0038] As shown in Figure 3 and Figure 4As shown, in order to adapt to different workpiece winding and facilitate cutting resistance wire, the feeding mechanism 3 further comprises a carrier 36 and a first cylinder 37, the carrier 36 is slidingly arranged on the sliding seat 31, the first cylinder 37 is used to drive the carrier 36 to approach or move away from the workpiece fixing mechanism 5, the guide nozzle 32 is arranged on the carrier 36, thus, by driving the carrier 36 to approach or move away from the workpiece fixing mechanism 5 through the first cylinder 37, if the workpiece width is larger or the resistance wire needs to be cut, the guide nozzle 32 moves to the side away from the workpiece fixing mechanism 5, so as to avoid interfering with the workpiece rotation or facilitate the cutting of the resistance wire by the cutting mechanism 4.

[0039] As shown in Figure 3 and Figure 4 The cutting mechanism 4 comprises a pneumatic scissors 41 and a second driving member, the pneumatic scissors 41 is suspended above the guide nozzle 32, the cutting opening of the pneumatic scissors 41 opens downward, the second driving member is used to drive the pneumatic scissors 41 to make lifting movement, thus, when cutting, the pneumatic scissors 41 is driven to move downward by the second driving member, when the resistance wire is placed in the cutting opening, the pneumatic scissors 41 works to cut the resistance wire, after cutting is completed, the pneumatic scissors 41 is reset to avoid interfering with the workpiece winding.

[0040] Further optimization is that in order to avoid the free end of the resistance wire from retracting after cutting, resulting in the need to rethread the guide nozzle 32 when winding the next workpiece, the embodiment further comprises a pressing mechanism 7 for fixing the resistance wire, specifically comprising a pressing head 71 and a second cylinder 72, the pressing head 71 is arranged above the carrier 36, the second cylinder 72 is arranged on the carrier 36 and is used to drive the pressing head 71 to make lifting movement, when cutting the wire, the second cylinder 72 drives the pressing head 71 to move downward and cooperate with the carrier 36 to clamp the resistance wire, so as to avoid the resistance wire from retracting after being cut off and separating from the guide nozzle 32.

[0041] As shown in Figure 5 and Figure 6As shown, in order to complete the clamping of the workpiece, the workpiece fixing mechanism 5 comprises a mounting base 51 and two clamping assemblies arranged on the mounting base 51; the clamping assembly comprises a sleeve rod 52, a top rod 53 slidingly arranged inside the sleeve rod 52, a clamping plate 54 elastic element and a third driving element (the third driving element can be a third cylinder 59, and the output end of the third cylinder 59 is connected with the top rod 53); the two sleeve rods 52 are coaxially arranged opposite to each other, and the space between the two sleeve rods 52 is fixed; the end of the two sleeve rods 52 close to each other is provided with an upward first clamping end face; the clamping plate 54 is rotationally arranged at the end of the sleeve rod 52 close to the fixed space, one end of the clamping plate 54 extends above the clamping end face, and the side of the one end of the clamping plate 54 close to the clamping end face is a second clamping end face; the space between the second clamping end face and the first clamping end face is a workpiece clamping space; the elastic element is arranged between the clamping plate 54 and the sleeve rod 52, and the elastic element can be a spring; the elastic element rotates the clamping plate 54, so that the included angle between the second clamping end face and the first clamping end face becomes larger; the end of the top rod 53 and the clamping plate 54 close to each other is respectively provided with a first inclined surface 531 and a second inclined surface 541; the second inclined surface 541 abuts against the first inclined surface 531, so that the clamping plate 54 rotates, and the included angle between the second clamping end face and the first clamping end face becomes smaller; the third driving element is used to drive the top rod 53 to reciprocate in the sleeve rod 52; in use, the workpiece is placed in the fixed space, and the two ends of the workpiece are respectively placed in the workpiece clamping spaces on the two sides; at this time, the two third driving elements drive the two top rods 53 to move towards each other, so as to abut against the first inclined surface 531, rotate the clamping plate 54, and compress the elastic element, until the end of the workpiece is clamped, so as to complete the fixing of the workpiece.

[0042] Further optimization is that, as shown in the drawings, Figure 5 In order to adapt to the fixing of workpieces of different lengths, the workpiece fixing mechanism 5 further comprises a fixed seat 55 and a movable seat 56 arranged on the mounting base 51; the movable seat 56 is slidingly arranged on the mounting base 51, and the sliding direction of the movable seat 56 is the direction close to or away from the fixed seat 55; the two sleeve rods 52 are respectively arranged on the fixed seat 55 and the movable seat 56; by sliding the movable seat 56 on the mounting base 51, the spacing of the two workpiece clamping spaces is adjusted, so as to adjust the length of the clippable workpiece; in order to limit the movement of the movable seat 56, a second sliding rail is arranged on the mounting base 51, and the movable seat 56 is clamped on the second sliding rail, so that the movable seat 56 can only move in the extension direction of the second sliding rail; in order to facilitate the movement of the movable seat 56, a rack 57 is arranged on the mounting base 51, and the extension direction of the rack 57 is consistent with the sliding direction of the movable seat 56; a gear 58 is rotationally arranged on the movable seat 56, and the gear 58 is engaged with the rack 57; in this way, by rotating the handle arranged on the gear 58, the gear 58 is rotated, and then the gear 58 moves on the rack 57, so as to move the movable seat 56.

[0043] As shown in the drawings, Figure 5As shown, in order to realize the rotation of the workpiece, the resistance wire is wound on the workpiece, the driving mechanism 6 specifically comprises a driven pulley (not shown in the figure), a synchronous belt 61, a driving pulley (not shown in the figure) and a second motor 62, the driven pulley is sleeved on one of the sleeves 52, the second motor 62 is arranged at the bottom of the mounting seat 51, the driving pulley is coaxially connected with the output end of the second motor 62, and the synchronous belt 61 is sleeved on the driven pulley and the driving pulley, so that the sleeve 52 is driven to rotate (driven) by the second motor 61, and the workpiece and the other sleeve 52 are driven to rotate (driven), the rotation of the workpiece is completed, the resistance wire is wound on the workpiece, and in order to reduce the friction of the sleeve 52, the two sleeves 52 are respectively arranged on the fixed seat 55 and the movable seat 56 through bearings.

[0044] Further optimization is that the clamping plate 54 is specifically installed in the following manner: the sleeve 52 is provided with a mounting opening at the top of the side close to the fixed space, and the clamping plate 54 is rotationally arranged at the mounting opening.

[0045] Further optimization is that, in order to improve the stability of clamping the workpiece, a plurality of first anti-skid lines are arranged on the first clamping end face, and a plurality of second anti-skid lines are arranged on the second clamping end face, so that the friction between the workpiece is improved during clamping.

[0046] The working principle of the utility model is: when in use, the workpiece is fixed through the workpiece fixing mechanism 5, the storage mechanism 2 is used to supply the wire to the feeding mechanism 3, the resistance wire from the storage mechanism 2 is introduced to the workpiece at the workpiece fixing mechanism 5 through the feeding mechanism 3, the resistance wire end can be fixed on the workpiece manually or mechanically, then the workpiece at the workpiece fixing mechanism 5 is driven to rotate by the driving mechanism 6, winding is carried out, when winding is completed, the wire cutting mechanism 4 cuts the resistance wire between the feeding mechanism 3 and the workpiece fixing mechanism 5, at this time, the workpiece can be taken down, winding is completed, and the winding process has high automation and high winding efficiency.

[0047] The above is only the preferred embodiment of the application, and the utility model is not limited to the above examples. It can be understood that other improvements and changes directly derived or thought of by those skilled in the art without departing from the spirit and concept of the utility model should be considered to be included in the protection scope of the utility model.

Claims

1. A semi-automatic winding machine, characterized in that, The utility model relates to a kind of resistance wire winding machine, including: Machine table (1), which is provided with a material storage mechanism (2), a feeding mechanism (3), a line cutting mechanism (4), a workpiece fixing mechanism (5) and a driving mechanism (6) for driving the rotation of the workpiece at the workpiece fixing mechanism (5); The material storage mechanism (2) is used to supply wire to the feeding mechanism (3), the feeding mechanism (3) is used to guide the resistance wire to the workpiece at the workpiece fixing mechanism (5), and the line cutting mechanism (4) is used to cut off the resistance wire between the feeding mechanism (3) and the workpiece fixing mechanism (5).

2. A semi-automatic winding machine according to claim 1, characterized in that: The material storage mechanism (2) includes a reel holder (21) for placing a reel and a guide wheel (22) disposed on the side of the reel holder (21) close to the feeding mechanism (3).

3. A semi-automatic winding machine according to claim 1, characterized in that: The feeding mechanism (3) includes a sliding seat (31) disposed on the machine table (1), a guide wheel set disposed on the sliding seat (31), and a guide nozzle (32) disposed on the sliding seat (31), with the guide wheel set and the guide nozzle (32) disposed on both sides of the sliding seat (31), respectively. The guide wheel set includes two horizontally arranged guide wheels (33), and the guide nozzle (32) is provided with a guide hole, with the wire outlet of the guide nozzle (32) facing the side of the workpiece fixing mechanism (5).

4. A semi-automatic winding machine according to claim 3, characterized in that: The feeding mechanism (3) further includes a first linear module, and the sliding seat (31) is disposed on the first linear module, with the first linear module used to drive the transverse movement of the sliding seat (31).

5. A semi-automatic winding machine according to claim 3, characterized in that: The feeding mechanism (3) further includes a carrier (36) and a first air cylinder (37), with the carrier (36) slidingly disposed on the sliding seat (31), and the first air cylinder (37) used to drive the carrier (36) to approach or move away from the workpiece fixing mechanism (5), and the guide nozzle (32) disposed on the carrier (36).

6. A semi-automatic winding machine according to claim 3, characterized in that: The line cutting mechanism (4) includes a pneumatic shear (41) and a second driving member, with the pneumatic shear (41) suspended above the guide nozzle (32), and the second driving member used to drive the pneumatic shear (41) to make lifting movement.

7. A semi-automatic winding machine according to claim 1, characterized in that: The workpiece fixing mechanism (5) includes a mounting seat (51) and two clamping assemblies disposed on the mounting seat (51). The clamping assembly includes a sleeve rod (52), a jack (53) slidingly disposed inside the sleeve rod (52), a clamping plate (54), an elastic member, and a third driving member, with the two sleeve rods (52) coaxially disposed opposite to each other, a fixed space between the two sleeve rods (52), and the end of the two sleeve rods (52) approaching each other provided with an upward first clamping end face. The clamping plate (54) is rotationally disposed on the end of the sleeve rod (52) close to the fixed space, with one end of the clamping plate (54) extending above the clamping end face, the side of the clamping plate (54) close to the clamping end face being a second clamping end face, a workpiece clamping space between the second clamping end face and the first clamping end face, the elastic member disposed between the clamping plate (54) and the sleeve rod (52), and the elastic member making the clamping plate (54) rotate to make the included angle between the second clamping end face and the first clamping end face larger. The top rod (53) and the clamping plate (54) are provided with first and second inclined surfaces (531, 541) at their ends close to each other, the second inclined surface (541) abuts against the first inclined surface (531) to rotate the clamping plate (54) and reduce the included angle between the second clamping end surface and the first clamping end surface, and the third driving member is used to drive the top rod (53) to reciprocate in the sleeve rod (52).

8. A semi-automatic winding machine according to claim 7, characterized in that: The workpiece fixing mechanism (5) further comprises a fixed seat (55) and a movable seat (56) provided on the mounting seat (51), the movable seat (56) is slidingly provided on the mounting seat (51), and the sliding direction of the movable seat (56) is the direction close to or away from the fixed seat (55); and the two sleeve rods (52) are respectively provided on the fixed seat (55) and the movable seat (56).

9. A semi-automatic winding machine according to claim 8, characterized in that: The mounting seat (51) is provided with a rack (57), the extension direction of the rack (57) is consistent with the sliding direction of the movable seat (56), and the movable seat (56) is rotatably provided with a gear (58), and the gear (58) is engaged with the rack (57).

10. A semi-automatic winding machine according to claim 7, characterized in that: The driving mechanism (6) comprises a driven pulley, a synchronous belt (61), a driving pulley and a second motor (62), the driven pulley is sleeved on one of the sleeve rods (52), the second motor (62) is arranged at the bottom of the mounting seat (51), the driving pulley is coaxially connected with the output end of the second motor (62), and the synchronous belt (61) is sleeved on the driven pulley and the driving pulley.

Images