CN221099881U - Welding head amplitude testing device - Google Patents

Abstract

The utility model belongs to the technical field of welding equipment, and particularly relates to a welding head amplitude testing device which comprises a machine shell, a displacement sensor and a position adjusting mechanism, wherein the machine shell is used for connecting and installing a welding head; the displacement sensor is arranged in front of the welding head; the position adjusting mechanism comprises a vertical adjusting plate and a transverse adjusting plate, the vertical adjusting plate is arranged and installed on the machine shell in the transverse direction and can be adjusted in a vertical moving mode along the machine shell, the transverse adjusting plate is arranged and installed on the vertical adjusting plate in the longitudinal direction and can be adjusted in a transverse moving mode along the machine shell, the displacement sensor is installed on the transverse adjusting plate, and the position of the displacement sensor relative to the welding head can be changed through adjustment of the vertical adjusting plate and the transverse adjusting plate. According to the utility model, the amplitude of the welding head in the working process is tested through the displacement sensor, and the amplitude of the welding head in the welding process is recorded, so that whether the working of the welding head meets the requirements is judged, and the setting and improvement operation of related data of the welding machine are facilitated in the follow-up process.

Description

Welding head amplitude testing device

Technical Field

The utility model belongs to the technical field of welding equipment, and particularly relates to a welding head amplitude testing device.

Background

The resistance welding is an important welding process, has the advantages of high production efficiency, low cost, material saving, easy automation and the like, and is widely used for welding thin plate members. Resistance welding is generally a welding method in which workpieces are subjected to a certain electrode pressure and the contact surface between the two workpieces is melted by resistance heat generated when an electric current passes through the workpieces to effect connection.

In a specific welding process of the welding machine, the welding head welds workpieces through up-and-down regular swinging, the welding head can vibrate, and the magnitude of the vibration amplitude of the welding head of the welding machine can directly influence the welding effect on different workpieces.

The patent document of China publication No. CN111006755A discloses a static detection method for mechanical vibration of an ultrasonic welding head, and the detection method of the prior art comprises the following steps: a connection device for detecting a parameter; (ii) ultrasonic vibration parameters are judged, and the vibration system is adjusted according to the judging result; (iii) rechecking detection. The invention provides a static detection method for mechanical vibration of an ultrasonic welding head, which can be used for detecting the mechanical vibration of the ultrasonic welding head in a non-working state of the mechanical vibration system, does not need to start the ultrasonic vibration system consisting of a transducer, an amplitude transformer and the welding head in the vibration test process, does not need to externally excite the ultrasonic vibration system, can be used for detecting key parameters such as the natural frequency, the system impedance, the quality factor and the like of the welding head, and can be used for avoiding the influence of the traditional acceleration sensor test method on the system parameters and realizing the static parameter measurement of the system. The detection method is carried out in a welding non-working state. In practice, however, detection of vibration services generated by the welder during actual operation is particularly important. Therefore, it is necessary to provide a mechanism for realizing the vibration amplitude of the welding head of the detector in the working process of the welding machine in the prior art so as to grasp the actual data of the welding machine and judge the working condition, thereby being convenient for subsequent adjustment or improvement.

Disclosure of utility model

The utility model aims to provide a welding head amplitude testing device, which aims to solve the technical problem that welding heads of welding machines in execution work cannot be tested in the prior art.

To achieve the above object, an embodiment of the present utility model provides a horn amplitude test apparatus, including:

the welding machine comprises a shell, a welding head and a welding head, wherein the shell is a main body or a part of structure of the welding machine and is used for connecting and installing the welding head;

The displacement sensor is arranged in front of the welding head;

the position adjusting mechanism comprises a vertical adjusting plate and a transverse adjusting plate, the vertical adjusting plate is arranged and installed on the machine shell along the transverse direction and can be adjusted along the machine shell in a vertical moving way, and the transverse adjusting plate is arranged and installed on the vertical adjusting plate along the longitudinal direction and can be adjusted along the machine shell in a transverse moving way;

The displacement sensor is arranged on the transverse adjusting plate, and the position of the displacement sensor relative to the welding head can be changed through adjustment of the vertical adjusting plate and the transverse adjusting plate.

Optionally, the casing is provided with a plurality of vertical connecting holes of interval arrangement along its vertical, vertical regulating plate include riser portion and connect in riser portion side diaphragm portion, riser portion is provided with vertical bar counter bore, for the casing vertical movement can pass through the fastener behind the riser portion establish connect in behind the vertical bar counter bore vertical connecting hole, thereby will riser portion lock in on the casing.

Optionally, vertical scale marks are arranged on the casing along the vertical direction, and the vertical scale marks are located on the side of the vertical connecting holes at intervals.

Optionally, the riser portion is L-shaped, and the riser portion having the L-shape is wrapped around a corner portion of the casing.

Optionally, the length of the riser portion in the L shape is greater than the width of the cross plate portion.

Optionally, at least one transverse strip-shaped counter bore is formed in the transverse plate portion, a transverse connecting hole is formed in the end portion of the transverse adjusting plate, the transverse adjusting plate transversely moves relative to the transverse plate portion, and the transverse adjusting plate can be connected to the transverse connecting hole after penetrating through the transverse strip-shaped counter bore through a fastener, so that the transverse adjusting plate is locked on the transverse plate portion.

Optionally, a transverse scale line is arranged on the transverse plate part along the transverse direction, and the transverse scale line is positioned at the side of the transverse strip-shaped counter bore.

Optionally, the transverse adjusting plate is in a T-shape and comprises a longitudinal connecting portion and a flat plate portion, the longitudinal connecting portion is longitudinally arranged, one end of the longitudinal connecting portion is provided with the transverse connecting hole, the other end of the longitudinal connecting portion is connected with the flat plate portion, and the displacement sensor is installed on the flat plate portion in a locking mode.

Optionally, the position adjusting mechanism further includes a vertical screw mechanism and a lateral screw mechanism, the vertical screw mechanism is mounted on the casing, the vertical adjusting plate is connected with the vertical screw mechanism and can realize vertical movement through control of the vertical screw mechanism, the lateral screw mechanism is mounted on the vertical adjusting plate, and the lateral adjusting plate is connected with the lateral screw mechanism and can realize lateral movement through control of the lateral screw mechanism.

Optionally, the vertical screw rod mechanism comprises a vertical screw rod and a vertical moving nut, the vertical screw rod is rotatably installed on the casing, the vertical moving nut is in threaded connection with the vertical screw rod, and the vertical adjusting plate is fixedly connected with the vertical moving nut;

The transverse screw rod mechanism comprises a transverse screw rod and a transverse moving nut, the transverse screw rod is rotatably arranged on the vertical adjusting plate, the transverse moving nut is in threaded connection with the transverse screw rod, and the transverse adjusting plate is fixedly connected with the transverse moving nut.

The one or more technical schemes in the welding head amplitude testing device provided by the embodiment of the utility model have at least one of the following technical effects: according to the welding head amplitude testing device provided by the embodiment of the utility model, the position adjusting mechanism is arranged, and the displacement sensor is arranged on the position adjusting mechanism, so that the displacement sensor is positioned in front of the welding head arranged on the machine shell, the amplitude of the welding head in the working process can be tested through the displacement sensor, and the amplitude of the welding head in the welding working process is recorded, so that whether the working of the welding head meets the requirements is judged, and the setting and improvement operation of related data of the welding machine are facilitated. The position of the displacement sensor can be adjusted through the position adjusting mechanism, so that the position of the displacement sensor is at an optimal position relative to the welding head, specifically, the adjusting process can be respectively relative to the height position of the adjustable vertical adjusting plate and the transverse position of the adjustable transverse adjusting plate, which is equivalent to the adjustment of the vertical adjusting plate, and further, the position adjustment of the displacement sensor in the height and the transverse two dimensions is directly realized, the position adjustment of the displacement sensor relative to the welding head is realized, and therefore, the better amplitude test work of the welding head is realized.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a horn amplitude testing apparatus according to an embodiment of the present utility model.

Fig. 2 is a schematic structural diagram of another view angle of a horn amplitude testing apparatus according to an embodiment of the present utility model.

Fig. 3 is an exploded schematic view of a horn amplitude testing apparatus according to an embodiment of the present utility model.

Fig. 4 is an exploded view of another view of a horn amplitude testing apparatus provided in accordance with an embodiment of the present utility model.

Wherein, each reference sign in the figure:

10-casing 11-vertical connecting hole 20-displacement sensor

30-Position adjusting mechanism 31-vertical adjusting plate 32-transverse adjusting plate

100-Welding head 311-vertical plate 312-horizontal plate

321-Longitudinal connecting portion 322-flat plate portion 3111-vertical strip counter bore

3121-Transverse bar counterbore 3211-transverse connecting hole.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to fig. 1 to 4 are exemplary and intended to illustrate embodiments of the present utility model and should not be construed as limiting the utility model.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

In one embodiment of the present utility model, as shown in fig. 1-2, a horn amplitude testing apparatus is provided that includes a housing 10, a displacement sensor 20, and a position adjustment mechanism 30.

Wherein, the shell 10 is the main body or a part of the structure of the welding machine, and the shell 10 is used for connecting and installing the welding head 100. I.e., in the case of a whole welding machine, it is a part of the structure of the whole welding machine, which has a direct or indirect connection relationship with the welding head 100.

The displacement sensor 20 is disposed in front of the welding head 100. The displacement sensor 20 is disposed in front of the welding head 100 for the purpose of testing the vibration amplitude of the welding head 100 during operation (performing up-down spot welding operation) to determine the operation of the welding head 100.

Further, the position adjuster includes a vertical adjusting plate 31 and a lateral adjusting plate 32, the vertical adjusting plate 31 is disposed and mounted on the casing 10 in a lateral direction and is capable of being adjusted in a vertical movement along the casing 10, and the lateral adjusting plate 32 is disposed and mounted on the vertical adjusting plate 31 in a longitudinal direction and is capable of being adjusted in a lateral movement along the casing 10.

Wherein the displacement sensor 20 is mounted to the lateral adjustment plate 32, and the position of the displacement sensor 20 relative to the weld head 100 can be changed via adjustment of the vertical adjustment plate 31 and the lateral adjustment plate 32. The vertical adjusting plate 31 adjusts the height position relative to the casing 10, so that the adjustment of the height position can be realized by driving the transverse adjusting plate 32 connected with the vertical adjusting plate and the displacement sensor 20 arranged on the transverse adjusting plate 32, and further the adjustment of the position of the transverse adjusting plate 32 in the transverse direction relative to the vertical adjusting plate 31 is realized, and then the adjustment of the position of the displacement sensor 20 arranged on the transverse adjusting plate 32 is realized by moving away from or approaching to the welding head 100 in the transverse direction, so that the position adjustment of the displacement sensor 20 in two dimensions is realized.

Further explaining the welding head amplitude testing device provided by the embodiment of the utility model: by providing the position adjustment mechanism 30 and installing the displacement sensor 20 on the position adjustment mechanism 30 so that the displacement sensor 20 is positioned in front of the welding head 100 installed on the machine housing 10, the amplitude of the welding head 100 during operation can be tested by the displacement sensor 20, and the amplitude of the welding head 100 during the welding operation is recorded, so that whether the operation of the welding head 100 meets the requirements can be judged, thereby facilitating the setting and improvement operation of the relevant data of the welding machine at a later time. The position of the displacement sensor 20 may be adjusted by the position adjusting mechanism 30, so that the position of the displacement sensor 20 is at an optimal position relative to the welding head 100, specifically, the adjusting process may be to adjust the height position of the vertical adjusting plate 31 and the transverse position of the transverse adjusting plate 32 relative to the vertical adjusting plate 31, so that the position adjustment of the displacement sensor 20 in two dimensions of height and transverse is directly achieved, the position adjustment of the displacement sensor 20 relative to the welding head 100 is achieved, and thus, the better amplitude test work to the welding head 100 is achieved.

In another embodiment of the present utility model, as shown in fig. 4, the casing 10 is provided with a plurality of vertical connection holes 11 arranged at intervals along the vertical direction thereof, the vertical adjustment plate 31 includes a vertical plate portion 311 and a lateral plate portion 312 connected to the vertical plate portion 311, and preferably, the vertical plate portion 311 and the lateral plate portion 312 are manufactured in an integrally formed manner, wherein the lateral adjustment plate 32 is connected to the lateral plate portion 312. The vertical plate portion 311 is provided with a vertical strip-shaped counter bore 3111, and after the vertical plate portion 311 moves vertically relative to the casing 10, the vertical plate portion 311 can be connected to the vertical connection hole 11 after penetrating through the vertical strip-shaped counter bore 3111 through a fastener, so that the vertical plate portion 311 is locked on the casing 10. Specifically, after the height position of the vertical plate portion 311 of the vertical adjusting plate 31 is adjusted relative to the casing 10, the vertical bar-shaped counter bore 3111 arranged at the vertical plate portion 311 is penetrated through by the fastener and then locked at the vertical connecting holes 11 arranged at intervals along the vertical direction of the casing 10, so that the position of the vertical adjusting plate 31 is positioned, and after the vertical bar-shaped counter bore 3111 is a strip-shaped hole and the height position is adjusted, the position of one of the vertical connecting holes 11 can be aligned, so that the fastener is convenient to penetrate and connect the vertical connecting hole 11, the height position is adjusted very flexibly, and the locking operation is very convenient.

In another embodiment of the present utility model, the casing 10 is provided with vertical graduation marks (not shown) vertically arranged, and the vertical graduation marks are located at sides of the vertical connection holes 11 which are arranged at intervals. Specifically, the setting of vertical scale mark can realize the height numerical value that clearly adjusts in real time when adjusting the height position of vertical regulating plate 31, can make things convenient for the staff to consult the height numerical value of judging the regulation.

In another embodiment of the present utility model, as shown in fig. 2 and 4, the riser portion 311 has an L shape, and the riser portion 311 having an L shape is wrapped around a corner portion of the casing 10. Specifically, the L-shaped riser 311 has an inner corner, which can be covered with the outer corner of the casing 10, so that the riser 311 is guided by the corner during adjustment, thereby improving the verticality of the height and reducing the deviation of adjustment. The vertical plate 311 of this structure is also more stable after being connected to the corner of the casing 10, and has a practical significance.

In another embodiment of the present utility model, as shown in fig. 2 and 4, the length of the riser 311 having an L shape is greater than the width of the cross plate 312. The design makes the parts (namely the vertical plate parts 311) connected with the machine shell 10 in the vertical adjusting plate 31 have larger contact area, and improves the stability and reliability of connection.

In another embodiment of the present utility model, as shown in fig. 3 to 4, at least one transverse strip-shaped counterbore 3121 is provided on the transverse plate portion 312, a transverse connection hole 3211 is provided at an end portion of the transverse adjustment plate 32, and the transverse adjustment plate 32 is moved transversely with respect to the transverse plate portion 312, and then is connected to the transverse connection hole 3211 by passing through the transverse strip-shaped counterbore 3121 through a fastener, thereby locking the transverse adjustment plate 32 to the transverse plate portion 312. Specifically, the transverse strip-shaped counterbore 3121 can be used for the fastener to pass through in the length range, so that after the transverse position is adjusted, the transverse connecting hole 3211 corresponding to the end of the transverse adjusting plate 32 can be realized, and then after the fastener is connected with the transverse connecting hole 3211, the locking of the transverse adjusting plate 32 and the transverse plate 312 is realized, so that the operation is very convenient.

Preferably, two side-by-side and parallel lateral strip-shaped counter bores 3121 are provided on the transverse plate portion 312, and correspondingly, at least two lateral connecting holes 3211 corresponding to the two side-by-side and parallel lateral strip-shaped counter bores 3121 are provided at the end of the lateral adjusting plate 32.

In another embodiment of the present utility model, the cross plate portion 312 is provided with transverse graduation marks (not shown) disposed in a transverse direction, the transverse graduation marks being located laterally of the transverse bar-shaped counterbore 3121. Specifically, setting the scale marks can realize the real-time clear adjustment of the horizontal numerical value when adjusting the horizontal position of the horizontal adjusting plate 32, and can facilitate the reference judgment of the adjusted horizontal numerical value by the staff.

In another embodiment of the present utility model, as shown in fig. 4, the transverse adjusting plate 32 has a T-shape and includes a longitudinal connecting portion 321 and a flat plate portion 322, the connecting portion and the flat plate portion 322 are integrally formed, wherein the connecting portion serves as a connecting support, and the flat plate portion 322 provides a larger contact area for mounting and fixing the displacement sensor 20. The longitudinal connecting portion 321 is longitudinally arranged, one end of the longitudinal connecting portion is provided with the transverse connecting hole 3211, the other end of the longitudinal connecting portion is connected to the flat plate portion 322, and the displacement sensor 20 is mounted on the flat plate portion 322 in a locking manner. Thus, the position of the displacement sensor 20 mounted on the flat plate portion 322 can be adjusted by adjusting the position of the connecting portion, which is very convenient.

In another embodiment of the present utility model, the position adjustment mechanism 30 further includes a vertical screw mechanism (not shown) mounted on the housing 10, the vertical adjustment plate 31 being connected to the vertical screw mechanism and capable of vertical movement through control of the vertical screw mechanism, and a lateral screw mechanism (not shown) mounted on the vertical adjustment plate 31, the lateral adjustment plate 32 being connected to the lateral screw mechanism and capable of lateral movement through control of the lateral screw mechanism. In this embodiment, the vertical screw mechanism controls the vertical adjusting plate 31 to rise or fall, so as to adjust the height of the vertical adjusting plate 31, and then the transverse screw mechanism controls the transverse adjusting plate 32 to move transversely back and forth, so as to adjust the transverse adjusting plate 32 to be far away from or close to the welding head 100, and further realize two-dimensional adjustment of the displacement sensor 20.

In another embodiment of the present utility model, the vertical screw mechanism includes a vertical screw (not shown) rotatably mounted on the casing 10, and a vertical moving nut (not shown) in threaded connection with the vertical screw, and the vertical adjusting plate 31 is fixedly connected with the vertical moving nut. Specifically, rotating the vertical screw rod can make the vertical moving nut connected to the vertical screw rod move up and down vertically, so that the vertical adjusting plate 31 connected to the vertical moving nut is driven to move vertically, and then the transverse adjusting plate 32 connected to the vertical adjusting plate 31 is driven to move vertically, so that the vertical position of the displacement sensor 20 mounted on the transverse adjusting plate 32 is adjusted.

Similarly, the lateral screw mechanism includes a lateral screw (not shown) and a lateral moving nut (not shown), the lateral screw is rotatably mounted on the vertical adjusting plate 31, the lateral moving nut is in threaded connection with the lateral screw, and the lateral adjusting plate 32 is fixedly connected with the lateral moving nut. Specifically, rotating the lateral screw rod causes the lateral shift nut coupled thereto to move laterally, which in turn causes the lateral adjustment plate 32 coupled thereto to move laterally, which in turn causes the adjustment of the lateral position of the displacement sensor 20 coupled to the lateral adjustment plate 32.

Further, the vertical screw rod can be connected with the motor, and the motor is used for electrically controlling the rotation of the vertical screw rod. Similarly, the motor can be connected with the transverse screw rod, and the motor can be used for electrically controlling the transverse screw rod to rotate, so that the structure realizes automatic operation although the cost is relatively high, and the embodiment can be adopted on a welding machine in certain specific occasions. The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (10)

1. The utility model provides a bonding tool amplitude testing arrangement which characterized in that: comprising the following steps:

the welding machine comprises a shell, a welding head and a welding head, wherein the shell is a main body or a part of structure of the welding machine and is used for connecting and installing the welding head;

The displacement sensor is arranged in front of the welding head;

the position adjusting mechanism comprises a vertical adjusting plate and a transverse adjusting plate, the vertical adjusting plate is arranged and installed on the machine shell along the transverse direction and can be adjusted along the machine shell in a vertical moving way, and the transverse adjusting plate is arranged and installed on the vertical adjusting plate along the longitudinal direction and can be adjusted along the machine shell in a transverse moving way;

The displacement sensor is arranged on the transverse adjusting plate, and the position of the displacement sensor relative to the welding head can be changed through adjustment of the vertical adjusting plate and the transverse adjusting plate.

2. The horn amplitude testing apparatus of claim 1, wherein: the casing is provided with a plurality of vertical connecting holes arranged at intervals along the vertical direction of the casing, the vertical adjusting plate comprises a vertical plate part and a lateral transverse plate part connected to the vertical plate part, the vertical plate part is provided with a vertical strip-shaped counter bore, the vertical plate part can vertically move relative to the casing, and the vertical plate part can be penetrated through a fastener and then is connected to the vertical connecting holes, so that the vertical plate part is locked on the casing.

3. The horn amplitude testing apparatus of claim 2, wherein: the machine shell is provided with vertical scale marks which are vertically arranged along the machine shell, and the vertical scale marks are positioned on the side of the vertical connecting holes which are arranged at intervals.

4. The horn amplitude testing apparatus of claim 2, wherein: the vertical plate part is L-shaped, and the vertical plate part in the L-shape is coated at the corner of the shell.

5. The horn amplitude testing apparatus of claim 2, wherein: the length of the L-shaped riser portion is greater than the width of the cross plate portion.

6. The horn amplitude testing apparatus of claim 2, wherein: the transverse plate part is provided with at least one transverse strip-shaped counter bore, the end part of the transverse adjusting plate is provided with a transverse connecting hole, the transverse adjusting plate transversely moves relative to the transverse plate part and then can be connected with the transverse connecting hole after penetrating through the transverse strip-shaped counter bore through a fastener, so that the transverse adjusting plate is locked on the transverse plate part.

7. The horn amplitude test apparatus of claim 6, wherein: the transverse plate part is provided with transverse graduation marks which are transversely arranged, and the transverse graduation marks are positioned on the side of the transverse strip-shaped counter bore.

8. The horn amplitude test apparatus of claim 6, wherein: the transverse adjusting plate is in a T-shaped shape and comprises a longitudinal connecting portion and a flat plate portion, wherein the longitudinal connecting portion is longitudinally arranged, one end of the longitudinal connecting portion is provided with the transverse connecting hole, the other end of the longitudinal connecting portion is connected with the flat plate portion, and the displacement sensor is installed on the flat plate portion in a locking mode.

9. The horn amplitude testing apparatus of claim 1, wherein: the position adjusting mechanism further comprises a vertical screw rod mechanism and a transverse screw rod mechanism, the vertical screw rod mechanism is mounted on the machine shell, the vertical adjusting plate is connected with the vertical screw rod mechanism and can realize vertical movement through control of the vertical screw rod mechanism, the transverse screw rod mechanism is mounted on the vertical adjusting plate, and the transverse adjusting plate is connected with the transverse screw rod mechanism and can realize transverse movement through control of the transverse screw rod mechanism.

10. The horn amplitude test apparatus of claim 9, wherein: the vertical screw rod mechanism comprises a vertical screw rod and a vertical moving nut, the vertical screw rod is rotatably arranged on the shell, the vertical moving nut is in threaded connection with the vertical screw rod, and the vertical adjusting plate is fixedly connected with the vertical moving nut;

The transverse screw rod mechanism comprises a transverse screw rod and a transverse moving nut, the transverse screw rod is rotatably arranged on the vertical adjusting plate, the transverse moving nut is in threaded connection with the transverse screw rod, and the transverse adjusting plate is fixedly connected with the transverse moving nut.