CN210283573U - Printing machine head lifting device for screen printing machine - Google Patents

Printing machine head lifting device for screen printing machine Download PDF

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Publication number
CN210283573U
CN210283573U CN201920674135.4U CN201920674135U CN210283573U CN 210283573 U CN210283573 U CN 210283573U CN 201920674135 U CN201920674135 U CN 201920674135U CN 210283573 U CN210283573 U CN 210283573U
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China
Prior art keywords
printing machine
screen printing
counterweight
lifting device
vertical
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CN201920674135.4U
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Chinese (zh)
Inventor
谢武俊
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Shenzhen Lingchuang Precision Machinery Co ltd
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Shenzhen Lingchuang Precision Machinery Co ltd
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Abstract

The utility model discloses a printing machine head lifting device for a screen printing machine, which comprises a frame, a printing machine head arranged on the frame and a vertical lifting mechanism used for driving the printing machine head to do vertical movement; still including setting up the counter weight complementary unit in the frame, counter weight complementary unit is including setting up pulley, balancing weight and the connecting piece in the frame, wherein, connecting piece one end with printer head connects, and the other end is connected with the balancing weight after walking around the pulley. The utility model discloses a printing machine head elevating gear can reduce driving motor's load to the driving motor who uses less power can drive the printing machine head and be vertical motion, and this manufacturing cost who has not only reduced equipment has also reduced use cost simultaneously.

Description

Printing machine head lifting device for screen printing machine
Technical Field
The utility model relates to a screen printing equipment, concretely relates to printing machine head elevating gear for screen printing machine.
Background
In the printing process of the screen printing equipment, a printing material to be printed is conveyed to a printing table below a screen printing plate of a printing machine head, then a doctor blade moves downwards to press the screen printing plate, the pressing part of the screen printing plate is pressed on the printing material, then the doctor blade moves from one end of the screen printing plate to the other end of the screen printing plate, when ink on the screen printing plate is scraped to the other end of the screen printing plate, patterns on the screen printing plate are printed on the printing material through extrusion, so that printing processing is completed, and finally, the whole screen printing processing process can be completed through drying or other processing.
The vertical motion of the printing machine head in the existing screen printing equipment is usually realized through a motor and a screw rod transmission mechanism, and the motor drives the screw rod transmission mechanism to move, so that the accurate lifting of the printing machine head is realized. However, since the weight of the printer head is heavy and the heavy load increases the load of the driving motor, a large power driving motor must be used to provide a large driving force. This not only increases the manufacturing cost of the device, but also increases the use cost.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art not enough, provide a printing head elevating gear for screen printing machine, printing head elevating gear can reduce driving motor's load to the driving motor who uses less power can drive the printing head and be vertical motion, and this manufacturing cost that has not only reduced equipment has also reduced use cost simultaneously.
The utility model provides a technical scheme of above-mentioned technical problem is:
a printing machine head lifting device for a screen printing machine comprises a frame, a printing machine head arranged on the frame and a vertical lifting mechanism used for driving the printing machine head to do vertical movement;
still including setting up the counter weight complementary unit in the frame, counter weight complementary unit is including setting up pulley, balancing weight and the connecting piece in the frame, wherein, connecting piece one end with printer head connects, and the other end is connected with the balancing weight after walking around the pulley.
Preferably, the frame with the position department that corresponds of balancing weight is provided with balancing weight complex spout, the spout is vertical to be extended, the balancing weight sets up in the spout.
Preferably, the counterweight auxiliary mechanism further comprises a counterweight guide mechanism arranged in the chute and used for guiding the vertical movement of the counterweight block, the counterweight guide mechanism comprises a guide shaft arranged in the chute and a roller arranged on the counterweight block, wherein the guide shaft is vertically arranged; the outer circumferential surface of the roller is provided with a groove matched with the guide shaft, and the groove extends along the outer circumferential surface of the roller.
Preferably, the number of the rollers is two, and is symmetrical about the guide axis.
Preferably, the vertical lifting mechanism comprises a motor and a screw rod transmission mechanism, wherein the screw rod transmission mechanism comprises a screw rod and a screw nut matched with the screw rod, the screw rod is vertically arranged, and the screw nut is installed on a main shaft of the motor.
Preferably, the vertical lifting mechanism is composed of a cylinder, the cylinder is installed on the rack, and a main shaft of the cylinder is connected with the printer head.
Preferably, a vertical guide mechanism for guiding the vertical movement of the printer head is arranged between the printer head and the rack, and the vertical guide mechanism is a slider and slide rail mechanism.
Preferably, the number of the vertical guide mechanisms is two, and the two groups of the vertical guide mechanisms are symmetrically arranged relative to the screw rod.
Preferably, the connecting piece is a chain or a steel wire rope.
Preferably, the counterweight auxiliary mechanisms are two groups, and the two groups of counterweight auxiliary mechanisms are symmetrically arranged relative to the screw rod. The utility model discloses a theory of operation for screen printing machine's printing head elevating gear is:
during operation, vertical elevating system drives the printing head and is vertical motion, because balancing weight one end with the connecting piece is connected, and the pulley is walked around to the other end and is connected with the printing head, consequently, the balancing weight has undertaken a part load of printing head, for example, the load of printing head is F1, and the weight of balancing weight is F2, then vertical elevating system the load of the printing head of undertaking is (F1-F2), promptly when the drive power that vertical elevating system provided is greater than (F1-F2), can drive the printing head and be elevating motion. Traditional vertical elevating system undertakes the whole load F1 of printing head, promptly when the drive power that vertical elevating system provided is greater than F1, just can drive the printing head and do elevating movement, consequently, the utility model discloses a printing head elevating gear can reduce vertical elevating system's load to driving motor or the cylinder that uses less power can drive the printing head and do vertical motion, and this manufacturing cost who has not only reduced screen printing equipment has also reduced screen printing equipment's use cost simultaneously.
Compared with the prior art, the utility model following beneficial effect has:
1. the utility model discloses a printing machine head elevating gear is through adopting counter weight complementary unit, makes the balancing weight shares printing machine head's part load to can reduce vertical elevating system's load, thereby use driving motor or the cylinder of less power to drive printing machine head and be vertical motion, this manufacturing cost that has not only reduced screen printing equipment has also reduced screen printing equipment's use cost simultaneously.
2. By arranging the counterweight auxiliary mechanism, the printing machine head has better stability when being lifted, and the printing precision is not influenced by the impact on equipment; and the speed of the up-and-down movement of the printer head can be increased, thereby improving the printing efficiency.
Drawings
Fig. 1 to fig. 3 are schematic structural views of an embodiment of a printing head lifting device for a screen printing machine according to the present invention, wherein fig. 1 is a schematic perspective view, fig. 2 is a front view, and fig. 3 is a side view.
Fig. 4 is a schematic perspective view of the rack of fig. 1 with the rack removed.
Detailed Description
The present invention will be described in further detail with reference to the following examples and drawings, but the present invention is not limited thereto.
Referring to fig. 1-4, the printing head lifting device for screen printing machine of the present invention comprises a frame 1, a printing head 4 disposed on the frame 1, and a vertical lifting mechanism for driving the printing head 4 to move vertically;
referring to fig. 1-4, the utility model also includes a counterweight auxiliary mechanism disposed on the frame 1, the counterweight auxiliary mechanism includes a pulley 6, a counterweight 5 and a connecting piece 7 disposed on the frame 1, wherein one end of the connecting piece 7 is connected with the printer head 4, and the other end is connected with the counterweight 5 after bypassing the pulley 6; the pulley 6 is a fixed pulley.
Referring to fig. 1-4, a sliding groove 10, which is matched with the counterweight block 5, is disposed at a position of the frame 1 corresponding to the counterweight block 5, the sliding groove 10 extends vertically, and the counterweight block 5 is disposed in the sliding groove 10. Its aim at prevents that balancing weight 5 from taking place to rock at elevating movement's in-process to guarantee the stability of device.
Referring to fig. 1 to 4, the counterweight auxiliary mechanism further includes a counterweight guide mechanism disposed in the chute for guiding the vertical movement of the counterweight 5, the counterweight guide mechanism includes a guide shaft 8 disposed in the chute and a roller 9 disposed on the counterweight 5, wherein the guide shaft 8 is disposed vertically; the outer circumferential surface of the roller 9 is provided with a groove matched with the guide shaft 8, and the groove extends along the outer circumferential surface of the roller 9. Its aim at leads the elevating movement of balancing weight 5 to improve the motion accuracy.
Referring to fig. 1 to 4, the rollers 9 are two and symmetrical about the guide shaft 8. Can further improve the direction precision like this, can prevent simultaneously that balancing weight 5 from taking place to rock when being elevating movement, further guarantee the stability of device.
Referring to fig. 1 to 4, the vertical lifting mechanism includes a motor 1 and a lead screw transmission mechanism, wherein the lead screw transmission mechanism includes a lead screw 3 and a lead screw nut matched with the lead screw, the lead screw 3 is vertically disposed, and the lead screw nut is installed on a main shaft of the motor 1. The motor 1 drives the screw rod 3 to rotate, so as to drive the printer head 4 to do vertical motion.
In addition to the above embodiments, the vertical lifting mechanism is composed of a cylinder, the cylinder is installed on the frame 1, and a main shaft of the cylinder is connected with the printer head 4.
Referring to fig. 1 to 4, a vertical guide mechanism (not shown in the drawings) for guiding the vertical movement of the printer head 4 is arranged between the printer head 4 and the frame 1, and the vertical guide mechanism is a slider-slide mechanism.
Referring to fig. 1 to 4, the two sets of vertical guide mechanisms are symmetrical with respect to the screw rod 3. The movement precision of the printer head 4 can be further improved by arranging two sets of vertical guide mechanisms.
Referring to fig. 1-4, the connecting element 7 is a chain or a steel cable and some flexible connecting elements.
Referring to fig. 1 to 4, the counterweight auxiliary mechanisms are two groups, and the two groups of counterweight auxiliary mechanisms are symmetrical with respect to the screw rod 3. Through setting up two sets of counter weight complementary units, stability when can improve printing head 4 and do elevating movement.
Referring to fig. 1-4, the working principle of the printing head lifting device for screen printing machine of the present invention is:
during operation, vertical elevating system drives printing head 4 and is vertical motion, because balancing weight 5 one end with connecting piece 7 is connected, and the other end is walked around pulley 6 and is connected with printing head 4, consequently, balancing weight 5 has undertaken a part load of printing head 4, for example, the load of printing head 4 is F1, and the weight of balancing weight 5 is F2, then vertical elevating system the load of the printing head 4 of undertaking is (F1-F2), promptly when the drive power that vertical elevating system provided is greater than (F1-F2), can drive printing head 4 and be elevating motion. Traditional vertical elevating system undertakes the whole load F1 of printing head 4, promptly when the drive power that vertical elevating system provided is greater than F1, just can drive printing head 4 and be elevating movement, consequently, the utility model discloses a printing head elevating gear can reduce vertical elevating system's load to use less power's motor 1 or cylinder to drive printing head 4 and be vertical motion, this manufacturing cost who has not only reduced screen printing equipment, has also reduced screen printing equipment's use cost simultaneously.
The above is the preferred embodiment of the present invention, but the embodiment of the present invention is not limited by the above, and any other changes, modifications, substitutions, blocks, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims (10)

1. A printing machine head lifting device for a screen printing machine comprises a frame, a printing machine head arranged on the frame and a vertical lifting mechanism used for driving the printing machine head to do vertical movement;
the printing machine is characterized by further comprising a counterweight auxiliary mechanism arranged on the rack, wherein the counterweight auxiliary mechanism comprises a pulley, a counterweight block and a connecting piece which are arranged on the rack, one end of the connecting piece is connected with the printing machine head, and the other end of the connecting piece is connected with the counterweight block after bypassing the pulley.
2. The printing head lifting device for the screen printing machine according to claim 1, wherein the frame is provided with a sliding groove in which the weight block is fitted at a position corresponding to the weight block, the sliding groove extending vertically, the weight block being provided in the sliding groove.
3. The printer head lifting device for a screen printing machine according to claim 2, wherein the counterweight assisting mechanism further comprises a counterweight guiding mechanism disposed in the chute for guiding a vertical movement of the counterweight block, the counterweight guiding mechanism comprising a guiding shaft disposed in the chute and a roller disposed on the counterweight block, wherein the guiding shaft is disposed vertically; the outer circumferential surface of the roller is provided with a groove matched with the guide shaft, and the groove extends along the outer circumferential surface of the roller.
4. The printer head lifting device for a screen printing machine according to claim 3, wherein said rollers are two in number and symmetrical about said guide axis.
5. The printer head lifting device for a screen printing machine according to claim 1, wherein the vertical lifting mechanism comprises a motor and a screw transmission mechanism, wherein the screw transmission mechanism comprises a screw and a screw nut engaged with the screw, wherein the screw is vertically disposed, and the screw nut is mounted on a spindle of the motor.
6. The printing head lifting device for screen printing machines according to claim 1, characterized in that said vertical lifting mechanism is constituted by a pneumatic cylinder mounted on said frame, the main shaft of which is connected to said printing head.
7. The printer head lifting device for the screen printing machine according to claim 5, wherein a vertical guide mechanism for guiding a vertical movement of the printer head is provided between the printer head and the frame, and the vertical guide mechanism is a slider-slide rail mechanism.
8. The printer head lifting device for screen printing machines according to claim 7, characterized in that said vertical guides are two groups, two groups being symmetrical with respect to said screw.
9. The printer head lifting device for a screen printing machine according to claim 1, wherein said connecting member is a chain or a wire rope.
10. The printer head lifting device for a screen printing machine according to claim 5, wherein the counterweight assisting mechanisms are two groups, and the two groups of counterweight assisting mechanisms are symmetrical with respect to the lead screw.
CN201920674135.4U 2019-05-10 2019-05-10 Printing machine head lifting device for screen printing machine Active CN210283573U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920674135.4U CN210283573U (en) 2019-05-10 2019-05-10 Printing machine head lifting device for screen printing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920674135.4U CN210283573U (en) 2019-05-10 2019-05-10 Printing machine head lifting device for screen printing machine

Publications (1)

Publication Number Publication Date
CN210283573U true CN210283573U (en) 2020-04-10

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Application Number Title Priority Date Filing Date
CN201920674135.4U Active CN210283573U (en) 2019-05-10 2019-05-10 Printing machine head lifting device for screen printing machine

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116116788A (en) * 2023-04-04 2023-05-16 苏州智程半导体科技股份有限公司 Brush head mechanism, scrubber swing arm and semiconductor device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116116788A (en) * 2023-04-04 2023-05-16 苏州智程半导体科技股份有限公司 Brush head mechanism, scrubber swing arm and semiconductor device
CN116116788B (en) * 2023-04-04 2023-06-09 苏州智程半导体科技股份有限公司 Brush head mechanism, scrubber swing arm and semiconductor device

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