Gearbox control unit fixing and welding workbench

Abstract

The utility model provides a gearbox control unit fixing and welding workbench. The gearbox control unit fixing and welding workbench comprises a transverse moving mechanism, a longitudinal moving mechanism and a fixing mechanism which are sequentially arranged from bottom to top. The longitudinal moving mechanism is driven by a transverse lead screw mechanism to move in a reciprocating mode in the transverse direction. The fixing mechanism is driven by a longitudinal lead screw mechanism to reciprocate in the longitudinal direction. A plurality of fixing holes are formed in the upper surface of a fixing bottom plate of the fixing mechanism, one or more positioning pin shafts are installed in the fixing holes in a fastened mode, and the gearbox control unit is connected with the fixing mechanism in a fastened mode through the positioning pin shafts. According to the utility model, accurate displacement is realized by controlling the transverse moving mechanism and the longitudinal moving mechanism so as to be matched with the position and the size of a gearbox control unit, and accurate positioning of a sensor is realized; through the cooperation of the fixing mechanism and the gearbox control unit, the effects of dismounting and replacing the pressure sensor without damaging the original structure of the control unit, and saving time and labor are achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to sensor technical field, specifically, relate to a gearbox control unit fixed and welding workstation. BACKGROUND

[0002] The model is DQ380 / DQ381 gearbox control unit inside two pressure sensors (G545 and G546). Two pressure sensors are located in the gearbox control unit, sensor 1 G545 is used for monitoring clutch K1 oil pressure, sensor 2 G546 is used for detecting clutch K2 oil pressure. If the pressure signal fails or no pressure is generated, the corresponding gearbox will stop working. It is usually caused by sensor soldering point debonding or sensor itself damage. At this time, the pressure sensor needs to be replaced.

[0003] The traditional manual work mode replaces the pressure sensor process as follows: taking out the sensor protective sleeve, cutting off the sensor connecting line with pliers, removing the old sensor, installing the new pressure sensor according to the pressure sensor position, aligning the gearbox control unit wire with the pressure sensor pin, and manually welding the pressure sensor with electric soldering iron.

[0004] However, the traditional manual pressure sensor removal needs to damage the original structure, and the traditional electric soldering iron welding is easy to debond, has poor stability, changes the appearance structure, is damaged and modified, and is troublesome to operate. Therefore, a gearbox control unit fixing and welding workstation is needed to solve the above problems, which is used as a base and cooperates with the removal and welding structure, so that the pressure sensor can be removed without damaging the original structure of the control unit, the appearance of the replaced pressure sensor remains the same as the original, the welding is more firm, and the time and labor are saved. Utility model content

[0005] In view of the defects in the prior art, the utility model aims at providing a gearbox control unit fixing and welding workstation.

[0006] According to the gearbox control unit fixing and welding workstation provided by the utility model, the horizontal bottom plate is provided with a horizontal screw rod mechanism and a horizontal moving slide rail on the upper surface in parallel, the lower surface of the vertical bottom plate of the vertical moving mechanism is provided with a first internal thread sliding block matched with the horizontal screw rod mechanism, and the first sliding block matched with the horizontal moving slide rail is also arranged, and the vertical moving mechanism can move back and forth along the horizontal direction under the drive of the horizontal screw rod mechanism.

[0007] The horizontal bottom plate is provided with a horizontal screw rod mechanism and a horizontal moving slide rail on the upper surface in parallel, the lower surface of the vertical bottom plate of the vertical moving mechanism is provided with a first internal thread sliding block matched with the horizontal screw rod mechanism, and the first sliding block matched with the horizontal moving slide rail is also arranged, and the vertical moving mechanism can move back and forth along the horizontal direction under the drive of the horizontal screw rod mechanism.

[0008] The upper surface of the longitudinal bottom plate of the longitudinal moving mechanism is parallel to the longitudinal screw rod mechanism and the longitudinal moving slide rail, the lower surface of the fixing bottom plate of the fixing mechanism is provided with a second internally threaded sliding block matched with the longitudinal screw rod mechanism, and a second sliding block matched with the longitudinal moving slide rail, the fixing mechanism is driven by the longitudinal screw rod mechanism to move reciprocally along the longitudinal direction;

[0009] The upper surface of the fixing bottom plate of the fixing mechanism is provided with a plurality of fixing holes, and one or more positioning pin shafts are tightly installed in the fixing holes, and the gearbox control unit is tightly connected with the fixing mechanism through the positioning pin shafts.

[0010] Preferably, the transverse screw rod mechanism comprises a transverse handle hand wheel, a first fastener, a transverse screw rod, a transverse bearing base and a transverse bearing sleeve, the transverse screw rod is tightly installed on the transverse bottom plate through the first fastener, the transverse bearing base and the transverse bearing sleeve, and one end of the transverse screw rod extends to the outside of the transverse bottom plate and is tightly connected with the transverse handle hand wheel.

[0011] Preferably, the transverse moving slide rail comprises two rails symmetrically arranged on the transverse bottom plate, and the slide rail is tightly installed on the transverse bottom plate through a second fastener.

[0012] Preferably, the longitudinal screw rod mechanism comprises a longitudinal bearing base, a longitudinal handle hand wheel, a longitudinal screw rod, a third fastener and a longitudinal bearing sleeve, the longitudinal screw rod is tightly installed on the longitudinal bottom plate through the longitudinal bearing base, the third fastener and the longitudinal bearing sleeve, and one end of the longitudinal screw rod extends to the outside of the longitudinal bottom plate and is tightly connected with the longitudinal handle hand wheel.

[0013] Preferably, the longitudinal moving slide rail comprises two rails symmetrically arranged on the longitudinal bottom plate, and the slide rail is tightly installed on the longitudinal bottom plate through a fourth fastener.

[0014] Preferably, the upper surface of the transverse bottom plate is provided with a scale ruler, and the side surface of the longitudinal bottom plate is correspondingly provided with an indication mark.

[0015] Preferably, the side surface of the longitudinal bottom plate is provided with a scale ruler, and the side surface of the fixing bottom plate is correspondingly provided with an indication mark.

[0016] Preferably, the gearbox control unit is internally provided with a hollow fixing position, the top end of each of the two positioning pin shafts is inwardly contracted to form a narrow cylindrical fixing part, and the fixing part is inserted into the hollow fixing position and tightly connected with the gearbox control unit.

[0017] Preferably, the gearbox control unit is internally provided with two sensors, and the top ends of the two positioning pin shafts are formed with grooves matching the sensors in shape and size, and the sensors are placed in the grooves correspondingly.

[0018] Compared with the prior art, the gearbox control unit has the beneficial effects that:

[0019] The horizontal moving mechanism and the longitudinal moving mechanism are controlled to realize precise displacement, so as to match the position and size of the gearbox control unit, realize precise positioning of the sensor, and cooperate with the gearbox control unit through the fixing mechanism, so that the pressure sensor can be removed without damaging the original structure of the control unit, the appearance of the replaced pressure sensor remains the same as the original one, welding is more firm, and the effects of time and labor saving are achieved. BRIEF DESCRIPTION OF DRAWINGS

[0020] Other features, objects and advantages of the present application will become more apparent from the following detailed description of non-limiting embodiments with reference to the attached drawings:

[0021] Figure 1 The horizontal moving mechanism is mainly embodied in the structural schematic view of the present application;

[0022] Figure 2 The horizontal moving mechanism is mainly embodied in the side view of the present application;

[0023] Figure 3 The longitudinal moving mechanism is mainly embodied in the structural schematic view of the present application;

[0024] Figure 4 The fixing mechanism is mainly embodied in the structural schematic view of the present application;

[0025] Figure 5 The two structures of the positioning pin shaft are mainly embodied in the structural schematic view of the present application.

[0026] Reference signs:

[0027] Horizontal handle hand wheel 11 First fastener 12 Horizontal screw rod 13

[0028] Second fastener 14 Horizontal moving slide rail 15 Horizontal bearing base 16

[0029] Horizontal bottom plate 17 Horizontal bearing sleeve 18 First sliding block 21

[0030] Longitudinal bottom plate 22 Longitudinal moving slide rail 23 Longitudinal bearing base 24

[0031] Longitudinal handle hand wheel 25 Longitudinal screw rod 26 First internal thread sliding block 27

[0032] Third fastener 28 Fourth fastener 29 Longitudinal bearing sleeve 210

[0033] Fixed bottom plate 31 Second sliding block 32 Second internally threaded sliding block 33

[0034] Positioning pin shaft 34 DETAILED DESCRIPTION

[0035] The utility model will be described in detail below in combination with specific embodiments. The following embodiments will help the person skilled in the art to further understand the utility model, but do not limit the utility model in any form. It should be pointed out that, for those skilled in the art, without departing from the concept of the utility model, a number of changes and improvements can be made. These all belong to the protection scope of the utility model.

[0036] As Figures 1-5 As shown in a kind of gearbox control unit fixed and welding workstation provided by the utility model, it includes by sequentially being arranged from bottom to top: transverse moving mechanism, longitudinal moving mechanism and fixed mechanism;The upper surface of the transverse bottom plate 17 of transverse moving mechanism is installed with transverse screw rod mechanism and transverse moving sliding rail 15 in parallel, the lower surface of the longitudinal bottom plate 22 of longitudinal moving mechanism is installed with the first internally threaded sliding block 27 matched with transverse screw rod mechanism, still be installed with the first sliding block 21 matched with transverse moving sliding rail 15, longitudinal moving mechanism can be reciprocated along transverse by the driving of transverse screw rod mechanism;The upper surface of the longitudinal bottom plate 22 of longitudinal moving mechanism is installed with longitudinal screw rod mechanism and longitudinal moving sliding rail 23 in parallel, the lower surface of the fixed bottom plate 31 of fixed mechanism is installed with the second internally threaded sliding block 33 matched with longitudinal screw rod mechanism, still be installed with the second sliding block 32 matched with longitudinal moving sliding rail 23, fixed mechanism can be reciprocated along longitudinal by the driving of longitudinal screw rod mechanism;The upper surface of the fixed bottom plate 31 of fixed mechanism is provided with a plurality of fixed holes, one or more positioning pin shafts 34 are fastened and installed in fixed hole, and gearbox control unit is fastened and connected with fixed mechanism by positioning pin shaft 34.

[0037] The present application is mainly used to remove and weld the two pressure sensors (G545 and G546) in the gearbox control unit of DQ380 / DQ381 type. The two pressure sensors are located in the gearbox control unit, sensor 1 G545 is used to monitor the oil pressure of clutch K1, and sensor 2 G546 is used to detect the oil pressure of clutch K2. If the pressure signal fails or no pressure is generated, the corresponding gearbox will stop working. Usually it is caused by sensor welding point off-welding or sensor damage. At this time, the pressure sensor needs to be replaced.

[0038] The transverse screw mechanism comprises a transverse handle wheel 11, a first fastener 12, a transverse screw rod 13, a transverse bearing base 16, a transverse bearing sleeve 18, the transverse screw rod 13 is fastened and installed on the transverse bottom plate 17 through the first fastener 12, the transverse bearing base 16 and the transverse bearing sleeve 18, and one end of the transverse screw rod 13 extends to the outside of the transverse bottom plate 17 and is fastened and connected with the transverse handle wheel 11. The transverse moving slide rail 15 comprises two rails symmetrically arranged on the transverse bottom plate 17, and the slide rail is fastened and installed on the transverse bottom plate 17 through the second fastener 14. By shaking the transverse handle wheel 11, the longitudinal screw mechanism can move along the guide of the transverse moving slide rail 15.

[0039] The longitudinal screw mechanism comprises a longitudinal bearing base 24, a longitudinal handle wheel 25, a longitudinal screw rod 26, a third fastener 28, a longitudinal bearing sleeve 210, the longitudinal screw rod 26 is fastened and installed on the longitudinal bottom plate 22 through the longitudinal bearing base 24, the third fastener 28 and the longitudinal bearing sleeve 210, and one end of the longitudinal screw rod 26 extends to the outside of the longitudinal bottom plate 22 and is fastened and connected with the longitudinal handle wheel 25. The longitudinal moving slide rail 23 comprises two rails symmetrically arranged on the longitudinal bottom plate 22, and the slide rail is fastened and installed on the longitudinal bottom plate 22 through the fourth fastener 29. By shaking the longitudinal handle wheel 25, the fixing mechanism can move along the guide of the longitudinal moving slide rail 23.

[0040] The upper surface of the transverse bottom plate 17 is provided with a scale ruler, and the side surface of the longitudinal bottom plate 22 is provided with corresponding indication marks. The side surface of the longitudinal bottom plate 22 is provided with a scale ruler, and the side surface of the fixing bottom plate 31 is provided with corresponding indication marks. The indication marks can realize accurate displacement, so as to ensure that the position and size match the gearbox control unit.

[0041] The positions of the four positioning pin shafts 34 are measured and positioned according to the four fixing positions of the gearbox control unit. The inside of the gearbox control unit is provided with a hollow fixing position, therefore, the top of the corresponding positioning pin shaft 34 is narrowed, the top of the two positioning pin shafts 34 is inwardly contracted to form a narrow cylindrical fixing part, the fixing part is inserted into the hollow fixing position and is fastened and connected with the gearbox control unit. The inside of the gearbox control unit is provided with two sensors, therefore, the top of the corresponding positioning pin shaft 34 is recessed, the top of the two positioning pin shafts 34 forms a groove, the shape and size of the groove match the sensors, and the sensors are correspondingly placed in the groove, so as to ensure that the two sensors can be perfectly embedded in the top of the positioning pin shaft 34.

[0042] The pressure sensor replacement process of the application is as follows: the gearbox control unit fixing and welding workbench is combined with the micro desktop small bench drill to become its base, then the four fixing screw hole positions of the gearbox control unit are connected with the four positioning pin shafts 34 on the gearbox control unit fixing and welding workbench, the micro desktop small bench drill is opened, the micro desktop small bench drill operating rod is pressed down by hand, the drill bit is aligned with the welding point of the connecting line of the pressure sensor, and the pressure sensor is drilled and taken out. Then the gearbox control unit fixing and welding workbench is combined with the intelligent resistance welding machine to become its base, then the four fixing screw hole positions of the gearbox control unit are connected with the four positioning pin shafts 34 on the gearbox control unit fixing and welding workbench. The new pressure sensor is installed into the pressure sensor position of the gearbox control unit, the gearbox control unit wire harness is aligned with the pressure sensor pin; the welding head of the intelligent resistance welding machine is aligned with the welding point of the gearbox control unit wire harness and the pressure sensor pin, and the intelligent resistance welding machine is opened to complete welding.

[0043] The application solves the problems of traditional manual pressure sensor removal, such as damage to the original structure, easy welding of traditional electric soldering, poor stability, change of appearance structure, damage and modification, and troublesome operation, and achieves the effect of removing the pressure sensor without damaging the original structure of the control unit, keeping the appearance of the replaced pressure sensor unchanged, welding more firmly, saving time and effort.

[0044] In the description of the application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the application.

[0045] The specific embodiments of the application are described above. It should be understood that the application is not limited to the above specific embodiments, and those skilled in the art can make various changes or modifications within the scope of the claims, which does not affect the essential content of the application. In the case of no conflict, the embodiments of the application and the features in the embodiments can be combined with each other arbitrarily.

Claims

1. A workbench for fixing and welding a gearbox control unit, characterized in that, It includes, from bottom to top, the following components: a lateral moving mechanism, a longitudinal moving mechanism, and a fixing mechanism; The transverse base plate (17) of the transverse moving mechanism is equipped with a transverse screw mechanism and a transverse moving slide rail (15) on its upper surface. The longitudinal base plate (22) of the longitudinal moving mechanism is equipped with a first internal thread slider (27) that matches the transverse screw mechanism and a first slider (21) that matches the transverse moving slide rail (15). The longitudinal moving mechanism can reciprocate laterally by being driven by the transverse screw mechanism. The longitudinal base plate (22) of the longitudinal moving mechanism is equipped with a longitudinal screw mechanism and a longitudinal moving slide rail (23) on its upper surface in parallel. The fixed base plate (31) of the fixed mechanism is equipped with a second internal thread slider (33) that matches the longitudinal screw mechanism and a second slider (32) that matches the longitudinal moving slide rail (23). The fixed mechanism can reciprocate longitudinally by being driven by the longitudinal screw mechanism. The upper surface of the fixing base plate (31) of the fixing mechanism is provided with multiple fixing holes, and one or more positioning pins (34) are fastened in the fixing holes. The gearbox control unit is fastened to the fixing mechanism through the positioning pins (34).

2. The gearbox control unit fixing and welding workbench as described in claim 1, characterized in that, The transverse screw mechanism includes: a transverse crank wheel (11), a first fastener (12), a transverse screw (13), a transverse bearing base (16), and a transverse bearing sleeve (18). The transverse screw (13) is fastened to the transverse base plate (17) by the first fastener (12), the transverse bearing base (16), and the transverse bearing sleeve (18). One end of the transverse screw (13) extends to the outside of the transverse base plate (17) and is fastened to the transverse crank wheel (11).

3. The gearbox control unit fixing and welding workbench as described in claim 1, characterized in that, The transverse sliding rail (15) includes two rails symmetrically arranged on the transverse base plate (17), and the rails are fastened to the transverse base plate (17) by a second fastener (14).

4. The gearbox control unit fixing and welding workbench as described in claim 1, characterized in that, The longitudinal screw mechanism includes: a longitudinal bearing base (24), a longitudinal crank wheel (25), a longitudinal screw (26), a third fastener (28), and a longitudinal bearing sleeve (210). The longitudinal screw (26) is fastened to the longitudinal base plate (22) by the longitudinal bearing base (24), the third fastener (28), and the longitudinal bearing sleeve (210). One end of the longitudinal screw (26) extends to the outside of the longitudinal base plate (22) and is fastened to the longitudinal crank wheel (25).

5. The gearbox control unit fixing and welding workbench as described in claim 1, characterized in that, The longitudinal moving slide rail (23) includes two rails symmetrically arranged on the longitudinal base plate (22), and the slide rail is fastened to the longitudinal base plate (22) by a fourth fastener (29).

6. The gearbox control unit fixing and welding workbench as described in claim 1, characterized in that, The upper surface of the transverse base plate (17) is provided with a scale, and the side of the longitudinal base plate (22) is provided with corresponding indicator marks.

7. The gearbox control unit fixing and welding workbench as described in claim 1, characterized in that, The longitudinal base plate (22) has a scale ruler on its side, and the fixed base plate (31) has an indicator mark on its side.

8. The gearbox control unit fixing and welding workbench as described in claim 1, characterized in that, The gearbox control unit has a hollow fixing position inside. The top ends of the two positioning pins (34) are tapered inward to form a narrow cylindrical fixing part. The fixing part is inserted into the hollow fixing position and is tightly connected to the gearbox control unit.

9. The gearbox control unit fixing and welding workbench as described in claim 1, characterized in that, The transmission control unit is equipped with two sensors. The top ends of the two positioning pins (34) are formed with grooves. The shape and size of the grooves match the sensors, and the sensors are placed in the grooves accordingly.

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